1 2000-11-07 Neil Booth <neilb@earthling.net>
3 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
5 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7 * c-common.c (combine_strings): Only warn about long strings for C.
9 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
11 * combine.c (distribute_notes): Fix typo in last change.
13 2000-11-07 Geoff Keating <geoffk@redhat.com>
15 * config/rs6000/rs6000.md (movdi_internal32+1): Use
16 operand_subreg_force rather than gen_rtx_SUBREG.
17 (movdi_internal32+2): Likewise.
19 2000-11-07 Philip Blundell <philb@gnu.org>
21 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
22 * config/arm/linux-aout.h: Likewise.
23 * configure: Regenerate.
25 2000-11-07 Philipp Thomas <pthomas@suse.de>
27 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
28 accepted my the gettext maintainer.
30 2000-11-07 DJ Delorie <dj@redhat.com>
32 * testsuite/gcc.dg/20000614-1.c: Add return so that test can pass.
34 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
36 * builtins.c (expand_builtin_strpbrk): New function.
37 (expand_builtin): Handle BUILT_IN_STRPBRK.
39 * builtins.def (BUILT_IN_STRPBRK): New entry.
41 * c-common.c (c_common_nodes_and_builtins): Declare builtin
44 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
46 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
47 * POTFILES.in: Add config/alpha/freebsd.h
48 * configure.in: Add alpha*-freebsd support.
49 * configure: Regenerate.
51 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
53 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
54 copy of ptr_type_node rather than ptr_type_node itself.
56 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
58 * combine.c (recog_for_combine): Allocate uninitialized vector with
60 * recog.c (apply_change_group): Likewise.
62 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
64 * flow.c (verify_local_live_at_start): Back out last change.
65 * combine.c (distribute_notes): When parts of a hard reg are
66 neither set nor referenced in PLACE, search backwards for a
67 place to put a REG_UNUSED note; if none found, ask for flow
70 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
72 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
73 with (clobber (match_scratch...)).
75 2000-11-06 Neil Booth <neilb@earthling.net>
77 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
80 2000-11-06 Neil Booth <neilb@earthling.net>
82 * tradcpp.c (special_symbol): Assign an null string rather
83 than writing to an unallocated buffer.
85 2000-11-06 Neil Booth <neilb@earthling.net>
87 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
90 2000-11-06 Neil Booth <neilb@earthling.net>
92 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
93 tok.val.arg_no as appropriate.
94 * cppexp.c (lex): Similarly.
95 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
96 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
97 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
98 cpp_macro_definition): Similarly.
99 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
101 2000-11-06 Jakub Jelinek <jakub@redhat.com>
103 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
104 operands[1] is constant, calculate the sum and generate movdi.
105 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
106 (subsi3): Use SImode in call to arith_4096_operand.
108 2000-11-06 Jakub Jelinek <jakub@redhat.com>
110 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
111 adjust %o1, not %o0 if the return type is large structure.
113 2000-11-06 Jakub Jelinek <jakub@redhat.com>
115 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
116 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
118 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
120 * expmed.c (expand_divmod): For signed divide by 2, prefer
121 a branch and fewer shifts if branches are very cheap.
123 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
125 * Makefile.in: Remove all targets related to building
126 distributions and diffs, or INSTALL.
127 * INSTALL, install1.texi: Remove.
128 * configure.in: Remove mention of distdir.
129 * configure: Regenerate.
130 * objc/Make-lang.in: Remove mention of distdir.
132 2000-11-04 Neil Booth <neilb@earthling.net>
134 * cpp.texi: Update for _Pragma.
136 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
138 * gcc.texi (Contributing): Update URL for projects web page.
140 2000-11-04 Neil Booth <neilb@earthling.net>
142 * cpplex.c (parse_string): Don't allow multiline strings in
143 #include family directives.
145 2000-11-04 Neil Booth <neilb@earthling.net>
147 * cpplib.c (do_line): Only warn pedantically if not reading
150 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
152 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
155 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
157 * builtins.c (expand_builtin_strlen): Remove unused mode
159 * gcc.c (process_command): Remove unused variable.
160 * fold-const.c: Include expr.h.
161 * recog.c: Include reload.h.
162 * Makefile.in (recog.o, fold-const.o): Update deps.
164 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
166 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
168 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
170 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
172 (STARTFILE_SPEC): Likewise.
173 (LINK_SPEC): Likewise.
175 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
177 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
178 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
179 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
181 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
183 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
184 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
185 perm_calloc, get_identifier, maybe_get_identifier,
186 real_value_from_int_cst, simple_cst_equal), varasm.c
187 (assemble_name, assemble_real, immed_real_const_1,
188 compare_constant_1, decode_rtx_const, output_constant_pool): Use
189 strrchr () instead of rindex (). Use memcmp () instead of bcmp
190 (). Use memcpy () instead of bcopy (). Use memset () instead of
193 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
195 * cppfiles.c (open_file): If already read, then don't reopen.
196 Immediately close an empty file.
198 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
200 * expr.h (fold_builtin): Move declaration...
201 * tree.h (fold_builtin): ... here.
203 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
205 * flow.c (verify_local_live_at_start): Allow hard regs to die.
207 2000-11-02 Neil Booth <neilb@earthling.net>
210 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
211 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
212 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
213 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
214 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
215 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
216 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
217 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
218 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
219 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
220 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
221 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
222 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
223 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
224 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
225 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
226 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
227 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
228 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
229 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
230 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
231 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
232 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
233 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
234 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
235 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
236 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
237 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
238 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
239 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
240 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
241 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
242 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
243 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
244 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
245 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
246 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
247 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
248 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
249 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
250 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
251 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
252 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
253 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
254 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
255 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
256 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
257 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
258 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
259 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
260 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
261 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
262 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
263 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
264 vax/vaxv.h, vax/vms.h, we32k/we32k.h
266 Replace -A() with -A=, the new assertion syntax.
268 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
270 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
272 In REG_DEAD handling: When handling parts of multi-hard-reg hard
273 registers, increment the loop counter by the size of the parts;
274 use recursion to handle individual parts.
276 2000-11-02 Neil Booth <neilb@earthling.net>
278 * configure.in: Make integrated CPP the default.
279 * configure: Regenerate.
281 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
283 * reload.c (find_equiv_reg): Test all hard registers for membership
284 in the requested class.
286 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
288 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
289 process_command, main), gcov.c (open_files, output_data), tlink.c
290 (frob_extension, scan_linker_output), toplev.c
291 (file_name_nondirectory): Use strchr () and strrchr () instead of
292 index () and rindex ().
294 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
296 * c-common.c (get_flag_spec, check_format_info_main,
297 check_format_types): Use strchr () instead of index (). Compare
298 against error_mark_node instead of comparing the TREE_CODE against
301 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
305 * c-lex.c (init_c_lex): Update cpp_start_read call.
306 (cb_ident): Update for new callback prototype.
307 (cb_def_pragma): Update for new cpp_get_token prototype.
308 (c_lex): Similarly. Use cpp_get_line.
310 * c-parse.in (finish_parse): Update for new cpp_finish
313 * cp/lex.c (finish_parse): Similarly.
315 2000-11-01 Geoff Keating <geoffk@cygnus.com>
317 * machmode.def: Add V16QImode.
319 2000-11-01 Richard Henderson <rth@redhat.com>
321 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
322 from rtl_for_decl_location.
323 (add_location_or_const_value_attribute): Likewise.
325 2000-11-01 Neil Booth <neilb@earthling.net>
327 * cpplib.c (run_directive): Use correct line number for output
328 of _Pragma. Remember any in-progress directive.
330 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
332 2000-11-01 Richard Henderson <rth@redhat.com>
334 * stmt.c (expand_start_null_loop): Set continue_label.
336 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
338 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
339 (expand_builtin_constant_p): Move parts of the code into
340 fold_builtin_constant_p.
341 (expand_builtin_strlen): Move parts of the code into fold_builtin.
342 * expr.h (fold_builtin): Declare.
343 * fold-const.c (fold): Handle builtin calls.
345 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
347 2000-11-01 Richard Henderson <rth@redhat.com>
349 * stmt.c (expand_start_null_loop): New.
350 (expand_end_null_loop): New.
351 * c-semantics.c (genrtl_do_stmt): Use them.
352 * tree.h: Declare them.
354 2000-11-01 Richard Henderson <rth@redhat.com>
356 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
358 2000-11-01 Neil Booth <neilb@earthling.net>
360 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
361 * cp/spew.c: Similarly.
362 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
363 * cppmacro.c (stringify_arg): Similarly.
364 * cpplib.h (CPP_BACKSLASH): Delete.
366 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
368 * builtins.c (expand_builtin_strstr): New function.
369 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
371 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
373 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
376 2000-10-31 Richard Henderson <rth@redhat.com>
378 * config/i386/i386.c (fcmov_comparison_operator): Check for
379 CCFPmode or CCFPUmode instead of CCmode.
380 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
381 unordered operations as well.
383 2000-10-31 Richard Henderson <rth@redhat.com>
385 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
386 of integer_zero_node.
388 2000-10-31 Richard Henderson <rth@redhat.com>
390 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
392 2000-10-31 Nick Clifton <nickc@redhat.com>
394 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
395 -fdata-sections to override the section attribute of a DECL.
397 2000-10-31 Chris Demetriou <cgd@sibyte.com>
399 * libgcc2.c (__shtab): Remove __shtab variable.
400 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
401 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
404 2000-10-31 Jim Wilson <wilson@redhat.com>
406 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
407 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
408 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
409 instead of ASM_OUTPUT_INTERNAL_LABEL.
410 (dwarf2out_end_block, dwarf2out_label): Likewise.
411 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
412 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
414 2000-10-31 Richard Henderson <rth@redhat.com>
416 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
417 (size_of_locs): Set it.
418 (output_loc_operands): Use it to compute branch displacement.
419 (int_loc_descriptor): New.
420 (mem_loc_descriptor): Dereference memory in the proper size.
421 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
422 (loc_descriptor_from_tree): New.
423 (rtl_for_decl_location): Break out from ...
424 (add_location_or_const_value_attribute): ... here.
425 (add_bound_info): Use loc_descriptor_from_tree.
427 2000-10-31 Neil Booth <neilb@earthling.net>
429 * cpp.texi: Update for new command line assertion syntax.
430 * cpplib.c (cpp_define): Simplify a bit.
431 (cpp_assert, cpp_unassert): Use handle_assertion.
432 (handle_assertion): New function; accept new command line
434 * testsuite/gcc.dg/cpp/assert3.c: New tests.
436 2000-10-31 Neil Booth <neilb@earthling.net>
438 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
439 undefined. Remove #ifdef check.
440 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
441 Define STDC_0_IN_SYSTEM_HEADERS to 1.
443 2000-10-31 Jan Hubicka <jh@suse.cz>
444 Jakub Jelinek <jakub@redhat.com>
446 * config/i386/i386.h: Clarify CCNOmode description in comment.
447 (EXTRA_CC_MODES): Remove CCRCmode.
448 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
449 (put_condition_code, ix86_match_ccmode): Likewise.
450 (ix86_cc_mode): Likewise. Fix comment.
451 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
452 * config/i386/i386.md: Add unspec 12 description.
453 (adddi3 split): Use unspec 12 instead of CCRCmode.
454 (addsi3_carry_rc): Remove.
455 (addsi3_cc, addqi3_cc): New patterns.
456 (addsi_3): Swap operands, match CCZmode.
457 (addsi_4): Rewritten.
458 (addsi_5): Renamed from addsi_6.
460 (addhi_3): Swap operands, match CCZmode.
461 (addhi_4): Rewritten.
462 (addhi_5): Renamed from addhi_6.
464 (addqi_3): Swap operands, match CCZmode.
465 (addqi_4): Rewritten.
466 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
467 (subsi3_carry_rc): Removed.
468 (iorqi_3): Use =q constraint for clobber.
469 (xorqi_cc_2): Likewise.
470 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
471 (x86_movsicc_0_m1_rc): Removed.
472 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
474 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
476 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
477 and decrement of complex types.
479 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
481 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
482 builtin fputs, ensure we still evaluate the stream in case it
485 2000-10-31 Jakub Jelinek <jakub@redhat.com>
487 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
490 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
492 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
493 (fp_extended_operand, emit_fpscr_use): Likewise.
494 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
495 (fpul_operand): New function.
496 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
497 fp_extended_operand. Add fpul_operand.
498 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
499 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
500 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
501 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
502 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
503 (divdf3_i): Likewise.
504 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
505 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
506 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
507 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
508 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
510 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
512 * config/i386/i386.c (ix86_init_builtins): Correct return type
513 building v4hi_ftype_v4hi_int_int tree node.
514 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
515 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
517 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
519 (mmx__uavgv8qi3): Correct insn mnemonic.
520 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
521 (mmx_punpckhwd): Correct insn mnemonic.
522 (mmx_punpckhdq): Likewise.
523 (mmx_punpcklwd): Likewise.
524 (mmx_punpckldq): Likewise.
525 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
526 Renumber case labels to match the _mm_prefetch constants defined in
529 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
530 if the splitter didn't emit new insns.
531 Make sure we call cleanup_subreg_operands even when splitting the last
532 insn in a basic block.
534 * invoke.texi (Debugging Options): Describe -do.
535 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
536 (dump_file): Likewise.
537 (rest_of_compilation): Split .greg dump into .greg and .postreload.
539 2000-10-30 Neil Booth <neilb@earthling.net>
541 * cppfiles.c (stack_include_file): Check for stacked contexts
543 * cpphash.h (_cpp_do__Pragma): New prototype.
544 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
546 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
547 escaped newlines if !(buffer->from_stage3).
548 (_cpp_lex_token): Warn about missing newlines iff
549 !buffer->from_stage3.
551 * cpplib.c (get__Pragma_string, destringize,
552 _cpp_do__Pragma): New functions.
553 (run_directive): Set output_line for _Pragma to avoid line
554 markers in output. Set from_stage3 and prevent macro expansion
555 for _Pragma and command-line options. Check buffer exhaustion.
556 (cpp_push_buffer): Don't check for stacked macro contexts, as
557 this is perfectly legitimate for _Pragma. Move the check to
558 stack_include_file instead. Set from_stage3 iff buffer is
561 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
562 unsigned. New boolean from_stage3.
563 (struct spec_nodes): Add n__Pragma.
565 * cppmacro.c (enter_macro_context): Flip sense of return value.
566 (_cpp_get_token): Handle _Pragma operator.
568 2000-10-30 Phil Edwards <pme@sources.redhat.com>
570 * gcc.texi: The C++ standard isn't "draft" anymore.
572 2000-10-30 Mark Mitchell <mark@codesourcery.com>
574 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
576 2000-10-29 Neil Booth <neilb@earthling.net>
578 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
580 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
582 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
583 fixinc/inclhack.def: Change comments mentioning C9X to refer to
586 * invoke.texi: Document that -V will only work for very similar
587 versions of driver and compiler.
589 2000-10-29 Neil Booth <neilb@earthling.net>
591 * cppmacro.c (_cpp_create_definition): Optimize the case of
592 a macro defined to itself.
594 2000-10-29 Neil Booth <neilb@earthling.net>
596 * cpplex.c (save_comment): Don't store new lines in C++ comments.
598 2000-10-29 Michael Hayes <mhayes@redhat.com>
600 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
602 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
604 * cpphash.c (cpp_forall_identifiers): Add context variable
605 for callback routine.
606 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
608 (main): Call cpp_forall_identifiers with null context.
609 * cpplib.h (cpp_forall_identifiers): Update prototype.
611 * cppmain.c: Make `parse_in' and `print' static.
613 2000-10-28 Alan Modra <alan@linuxcare.com.au>
615 * c-decl.c (finish_function): Clear c_function_name_declared_p.
617 2000-10-28 Richard Henderson <rth@redhat.com>
619 * regrename.c (scan_rtx_address): Frob action, not class,
620 when trying to disable optimization.
622 2000-10-28 Mark Mitchell <mark@codesourcery.com>
624 * c-semantics.c (make_rtl_for_local_static): Don't clobber
627 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
629 * configure.in: Determine and substitute gcc_version_full.
630 * configure: Regenerate.
631 * gccbug.in: Use it to give full version. Don't allow
634 2000-10-28 Richard Henderson <rth@redhat.com>
636 * recog.c (split_all_insns): Run cleanup_subreg_operands
639 * regrename.c (regrename_optimize): Verify that all registers of
640 a multiple register mode are available.
641 (scan_rtx_address): Accept the mode of the address; all callers
644 * cpplib.c (run_directive): Fix prototype.
646 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
648 * reload.c (find_reloads): Distinguish "wins" so that we know whether
649 a given operand won because of a matching constraint or not; then use
650 that information to compute goal_alternative_matched properly.
651 * reload1.c (choose_reload_regs): Never set reload_override_in for an
654 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
655 accurate value for MULT.
656 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
657 2% or > 98% before using static branch prediction bits.
659 2000-10-28 Neil Booth <neilb@earthling.net>
663 * cpplib.c (struct answer): New.
664 (struct if_stack): Use cpp_lexer_pos rather than line and col.
665 Rename cmacro mi_cmacro.
666 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
667 IN_I): New directive and flags.
668 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
669 parse_answer, parse_assertion, find_answer): New functions.
670 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
671 (lex_macro_node): New function to replace parse_ifdef and
674 (_cpp_handle_directive): New function, combines _cpp_check_directive
675 and _cpp_check_linemarker.
677 (do_define, do_undef, parse_include, do_include, do_import,
678 do_include_next, read_line_number, do_line, do_ident, do_pragma,
679 do_pragma_once, do_pragma_poison, do_pragma_dependency):
680 Update for new token getting interface.
682 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
683 : Update for new multiple-include optimisation technique.
684 (do_elif): Don't forget to invalidate controlling macros.
686 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
687 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
688 Functions to handle assertions with the new token interface.
689 (do_assert, do_unassert): Use them.
691 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
694 (_cpp_init_stacks): Register directive names. Don't register special
697 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
698 new position recording regime.
699 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
700 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
701 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
702 (cpp_type2name): Move to cpplex.c.
704 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
705 (parse_defined): Update to handle new multiple include optimisation
706 method. Remove poisoned identifier warning.
707 (parse_assertion, TYPE_NAME): Delete.
708 (lex): Update for multiple include optimisation, removal of
709 CPP_DEFINED, to use _cpp_test_assertion for assertions and
711 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
712 (op_as_text): New function, to wrap cpp_token_as_text.
714 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
715 Update for MI optimisation.
716 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
717 segfault on diagnostic.
718 (_cpp_compare_file_date): Take a token rather than 3 args.
719 (cpp_read_file): Work correctly for zero-length files.
721 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
722 _cpp_init_hashtable and _cpp_cleanup_hashtable.
723 (cpp_lookup): Place identifiers at front of identifier pool
724 for _cpp_lookup_with_hash.
725 (_cpp_lookup_with_hash): Require identifiers to be at the front of
726 the identifier pool. Commit the memory if not already in the
729 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
730 Initialise various members of cpp_reader, memory pools, and the
732 (cpp_printer_init): Delete.
733 (cpp_cleanup): Update.
734 (struct builtin, builtin_array, initialize_builtins): Update for new
735 hashnode definition and builtin handling.
736 (cpp_start_read, cpp_finish): Don't take or initialise a
739 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
740 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
741 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
742 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
743 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
744 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
745 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
746 struct toklist, struct cpp_context, struct specnodes,
747 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
748 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
749 enum builtin_type, cpp_can_paste): New.
750 (struct cpp_token): Delete line and col members.
751 (struct cpp_buffer): New member output_lineno.
752 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
753 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
754 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
755 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
756 base_context, context, directive, mi_state, mi_if_not_defined,
757 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
758 mlstring_pos, macro_buffer, macro_buffer_len.
759 Delete members mls_line, mls_column, token_list, potential_control_macro,
760 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
761 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
762 save_parameter_spellings, need_newline, .
763 Change type of date, time and spec_nodes members.
764 Change prototypes for include and ident callbacks.
765 (struct cpp_hashnode): Change type of name. Remove union members
766 expansion and code. Add members macro, operator and builtin.
768 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
769 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
770 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
771 cpp_stop_lookahead): New prototypes.
772 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
774 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
777 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
778 ufputs): Move to cpplib.h.
779 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
780 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
781 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
782 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
783 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
784 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
785 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
786 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
787 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
788 _cpp_parse_assertion, _cpp_find_answer): Delete.
789 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
790 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
791 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
792 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
793 _cpp_handle_directive, DSC): New.
794 (struct include_file): New member defined.
796 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
797 _cpp_compare_file_date): Update.
798 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
799 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
800 _cpp_cleanup_hashtable.
802 * Makefile.in: Remove cppoutput.c.
804 * cppoutput.c: Delete
806 * fixheader.c (read_scan_file): Update for new cpp_get_token
808 (recognized_function): New argument LINE.
810 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
811 new cpp_get_token prototype.
813 * scan.h (recognized_function): Update prototype.
815 * po/POTFILES.in: Remove cppoutput.c.
817 2000-10-27 Mark Mitchell <mark@codesourcery.com>
819 * c-typeck.c (check_init_type_bitfields): Remove.
820 (constructor_incremental): Likewise.
821 (struct constructor_stack): Remove incremental bit.
822 (struct initializer_stack): Likewise.
823 (start_init): Don't play with constructor_incremental.
824 (finish_init): Likewise.
825 (really_start_incremental_init): Likewise.
826 (push_init_level): Likewise.
827 (pop_init_level): Likewise.
828 (output_init_level): Likewise.
829 (output_pending_init_elements): Likewise.
831 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
833 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
834 Improve error messages. Correct parsing of
835 #pragma pack(pop [,id]). Do not check the user-supplied
836 alignment if we're popping.
838 * gcc.dg/pack-test-1.c: New test case.
839 * gcc.dg/pack-test-2.c: New test case.
840 * gcc.dg/pack-test-1.h: New file.
842 2000-10-27 Neil Booth <neilb@earthling.net>
846 2000-10-27 Kelley Cook <kelley.cook@home.com>
848 * invoke.texi: Document -mintel-syntax
850 2000-10-27 Richard Henderson <rth@redhat.com>
852 * invoke.texi: Document -frename-registers. Add it to -O3.
853 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
854 (enum dump_file_index, dump_file): Update order.
855 (main): Set flag_rename_registers at -O3.
857 2000-10-27 Richard Henderson <rth@redhat.com>
859 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
860 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
861 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
862 * config/alpha/alpha.md (call_osf_1): Use it.
863 (call_value_osf_1): Likewise.
865 * config/ia64/ia64.c: Revert 10-23 patch.
866 (ia64_hard_regno_rename_ok): New.
867 * config/ia64/ia64-protos.h: Declare it.
868 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
870 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
871 Richard Henderson <rth@redhat.com>
873 * regrename.c: Rewrite to handle multi-register modes and
874 cond_exec instructions.
875 * Makefile.in (regrename.o): Update dependancies.
876 * recog.h (struct operand_alternative): Add is_address.
877 * recog.c (preprocess_constraints) [case 'p']: Set it.
879 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
881 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
882 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
883 top level. Kill oldstyle_subdirs. Do not include
884 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
885 $outputs. Do not run configure.lang from config.status.
886 Rearrange warning-flag logic to correspond to what the
887 makefile wants. Put special vax stage1 options in
888 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
889 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
890 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
891 switch is given, nothing otherwise.
892 * configure.lang: Delete.
894 * Makefile.in: Expunge all traces of extra_c_objs,
895 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
896 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
897 warning options via a three level scheme so that -pedantic and
898 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
899 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
900 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
901 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
902 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
903 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
904 generation rules. Wrap all rules that change the current
905 directory in parentheses; pmake doesn't spawn a new shell for
906 each command. Expunge all references to $(P). When one
907 command depends on another and they're run all at once, use &&
908 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
909 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
912 * objc/Make-lang.in: Wrap all rules that change the current
913 directory in parentheses. Expunge all references to $(P).
914 When one command depends on another and they're run all at
915 once, use && to separate them, not ;. Add OUTPUT_OPTION to
916 all object-file generation rules. Delete obsolete variables.
917 * objc/Makefile.in: Delete.
919 2000-10-27 Jakub Jelinek <jakub@redhat.com>
921 * calls.c (expand_call): If sibcall_failure is set during pass 1,
922 clear tail_call_insns as well.
924 2000-10-27 Nick Clifton <nickc@redhat.com>
926 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
929 2000-10-26 Richard Henderson <rth@redhat.com>
931 * calls.c (expand_call): Supress sibcall if we have a
932 BLKmode return in registers.
934 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
936 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
939 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
941 * tree.c (make_node, case 't'): Set alignment to that of
943 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
945 2000-10-25 Mark Mitchell <mark@codesourcery.com>
947 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
948 * configure.in (enable-libstdcxx-v3): Arrange to have
949 HAVE_LIBSTDCXX_V3 substituted into the output files.
951 2000-10-25 Richard Henderson <rth@redhat.com>
953 * recog.c (constrain_operands): Initialize which_alternative
954 before no alternatives early exit.
956 * cse.c (find_comparison_args): Check that we can reverse a
957 comparison if needed before accepting the substitution.
959 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
961 * simplify-rtx.c (simplify_relational_operation): Sign extend
962 low words before sign extending to high words.
964 2000-10-25 Nick Clifton <nickc@redhat.com>
966 * config/mcore/mcore.c: Include config.h before system.h.
968 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
970 * config/mcore/mcore.md (return): Force function epilogue to
971 always be generated to work around epilogue suppression bug in
974 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
976 * c-decl.c (grokdeclarator): Move warning for qualified void
977 return types with -pedantic to when the function type is
978 constructed. At -W, warn in general for qualified function return
979 types, except for volatile void.
980 * invoke.texi: Document this new warning at -W.
982 2000-10-25 Neil Booth <neilb@earthling.net>
984 * cpp.texi: Update with implementation-defined behavior and
987 2000-10-25 Jakub Jelinek <jakub@redhat.com>
989 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
990 incomplete type force it into alias set 0.
992 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
994 * alias.c: Include basic-block.h.
995 (loop_p): New function.
996 (mark_constant_function): Use it.
997 * Makefile.in (alias.o): Update dependencies.
999 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
1001 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
1004 2000-10-24 Jim Wilson <wilson@cygnus.com>
1006 * expmed.c (store_bit_field): Move integer pun code down after
1007 code that calls emit_move_insn for entire register move.
1008 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
1009 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
1011 2000-10-24 Richard Henderson <rth@cygnus.com>
1013 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
1014 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
1016 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
1018 * gcse.c (cprop_insn): do not propagate constants into jump_insn
1019 for machines with CC0 more than once.
1021 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
1023 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
1024 pseudos just like memory.
1026 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
1028 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
1029 when deleting libcall sequence collapsed to a single instruction.
1031 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
1033 * expr.c (do_store_flag): Don't crash if either side of a
1034 comparison is error_mark_node.
1036 2000-10-24 Jakub Jelinek <jakub@redhat.com>
1038 * sibcall.c (purge_mem_unchanging_flag): New function.
1039 (optimize_sibling_and_tail_recursive_calls): Call it.
1041 2000-10-24 Philipp Thomas <pthomas@suse.de>
1043 * Makefile.in (check-po): New target for doing checks in the po
1044 subdir if all languages configured.
1045 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
1046 configure if NLS is enabled.
1047 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
1048 otherwise leave empty.
1049 * configure: Regenerate.
1051 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1053 * i386.c (print_operand): Handle new 'A' formatting code.
1054 387 opcodes need suffixes even with -mintel-syntax.
1055 Check for explicit size override (codes 'b', 'w' and 'k').
1056 (print_operand_address): Check if register prefix is needed when
1057 emitting `ds' segment override.
1058 * i386.h: Add comment about new 'A' formatting code.
1059 * i386.md (jump and call patterns): Emit absolute references using %A.
1061 2000-10-23 Richard Henderson <rth@cygnus.com>
1063 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
1064 output registers as fixed.
1065 (ia64_function_epilogue): Undo output fixation.
1067 2000-10-23 Richard Henderson <rth@cygnus.com>
1069 * config/alpha/alpha.md: Add names for all unnamed insns; use
1070 define_insn_and_split in some obvious places.
1072 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
1073 (zero_extendqisi2, zero_extendqidi2): Likewise.
1074 (zero_extendhisi2, zero_extendhidi2): Likewise.
1075 (abs splitters): Fix match_scratch operand number.
1076 (bcc_reverse): Swap pc & label instead of non-canonical compare.
1078 2000-10-23 Jim Wilson <wilson@cygnus.com>
1080 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
1082 * ia64.md (cmpsi_adjusted): Use %r3.
1083 (cmpdi_adjusted): Likewise.
1085 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1087 * config/i386/att.h (ASM_FILE_START): Define.
1089 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1091 * config/i386/linux.h (ASM_FILE_START): Define.
1093 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
1095 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
1096 since this (only) drags in a crt0.o reference that the .ld files
1099 2000-10-23 Geoff Keating <geoffk@cygnus.com>
1101 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
1102 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
1103 reloads just like an RELOAD_FOR_OUTPUT would.
1105 * local-alloc.c (update_equiv_regs): Add an abort(). When
1106 deleting or moving insns, update reg_equiv[regno].init_insns.
1108 2000-10-23 Mark Mitchell <mark@codesourcery.com>
1110 * c-tree.texi: Improve documentation for IF_STMTs and related
1111 conditional statements.
1113 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1115 * expr.c (do_preexpand_calls): Remove.
1116 (same_from_p): Don't use CALL_EXPR_RTL.
1117 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
1118 (preexpand_calls): Remove.
1119 * tree.c (first_rtl_op): Remove CALL_EXPR case.
1120 (unsave_expr_1): Likewise.
1121 * tree.def (CALL_EXPR): Give it only two slots.
1122 * tree.h (CALL_EXPR_RTL): Remove.
1124 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
1126 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
1127 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
1130 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
1132 * calls.c (combine_pending_stack_adjustment_and_call): Don't
1133 adjust stack when unadjusted_alignment ends up as zero.
1135 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
1137 * fixinc/genfixes: Remove EGCS reference.
1138 * install.texi: Remove EGCS reference.
1139 * INSTALL: Regenerate.
1141 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1143 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
1145 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
1147 * diagnostic.c: Remove EGCS reference in comment.
1149 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1151 * loop.c (strength_reduce): Fix error in last change.
1153 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1155 * Makefile.in (SHLIB_NM_FLAGS): New.
1156 (libgcc.mk): Pass it.
1157 * mklibgcc.in (libgcc.map): Use it.
1159 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
1160 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
1162 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1164 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
1166 * sparc.c (load_pic_register): Delete unused varaible.
1168 * libgcc2.c (__addvsi3): Delete unused variable.
1170 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
1171 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
1172 __negvdi2): Prototype.
1174 * ssa.c (apply_delayed_renames): Avoid undefined operation.
1176 * toplev.c (display_target_options): Make static to match
1177 prototype. Delete empty declaration.
1179 2000-10-20 Tom Tromey <tromey@cygnus.com>
1181 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1182 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1184 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1186 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
1188 (expand_expr_unaligned, case ARRAY_REF): Check that index is
1189 a constant before comparing it; use tree_low_cst.
1190 * tree.c (save_expr): Set TREE_READONLY.
1191 (substitute_expr): Return inside of NON_LVALUE_EXPR.
1192 (build, build1): Set TREE_READONLY if all operands are.
1193 (build_index_type): If upper bound is a negative number, lower
1194 bound is zero and sizetype is unsigned, use upper bound of one and
1197 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1199 * gcc.c (process_command, main): Use "because" instead of
1200 "since" in error messages.
1202 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1204 * stor-layout.c (compute_record_mode): Use tree_low_cst.
1205 Don't use mode of field for record unless sizes are the same.
1206 (layout_type, case ARRAY_TYPE): Remove special bounds handling
1207 previously added for Ada; also change to using host_integerp
1210 * loop.c (strength_reduce): Show when new register made for
1211 giv is known to be a pointer and its aligment if so and known.
1212 (loop_dump_aux): Show VERBOSE parameter unused.
1214 * gcse.c (set_hash_table_size): Now unsigned.
1215 * sdbout.c (template_name_p): Add "const" to avoid warnings.
1216 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
1217 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
1218 (sdbout_end_epilogue): Remove variable NAME.
1219 * system.h (getopt): Add default definition.
1220 * config/alpha/alpha.c (print_operand): Don't continue processing
1221 after issuing error.
1222 (summarize_insn): Avoid use of UL in constant.
1224 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
1226 * fold-const.c (force_fit_type): Unsigned values can overflow
1227 if they are sizetype.
1228 (int_const_binop): Don't use cache if overflows.
1230 2000-10-20 Richard Henderson <rth@cygnus.com>
1232 * function.c (locate_and_pad_parm): Zero alignment_pad.
1234 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
1235 perform substitutions, and apply_change_group to see if it worked.
1237 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1239 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
1241 * combine.c (struct undo): Change int to unsigned int.
1242 (do_SUBST_INT): Args are unsigned int.
1243 (make_extraction, force_to_mode): Use proper type when forming mask.
1244 (make_field_assignment): Likewise.
1246 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
1248 * c-common.c (check_format_info_recurse): Extract string constant
1249 initializers from non-volatile constant arrays and check them as
1251 * c-typeck.c (decl_constant_value): Don't check pedantic or check
1252 for DECL_MODE (decl) != BLKmode.
1253 (decl_constant_value_for_broken_optimization): New function which
1254 includes these checks.
1255 (default_conversion, convert_for_assignment, digest_init): Use
1256 decl_constant_value_for_broken_optimization instead of
1257 decl_constant_value.
1259 2000-10-20 Mark Mitchell <mark@codesourcery.com>
1261 * tree.h (DECL_ALIGN_UNIT): New macro.
1263 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
1265 * config/avr/avr-protos.h (avr_output_bld): New.
1266 (out_shift_with_cnt): Add t_len argument.
1267 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
1268 (output_movqi, output_movhi, output_movsisf): Optimize loading
1269 any constant with exactly one bit set to NO_LD_REGS.
1270 (out_shift_with_cnt): Optimize output code for size or speed,
1271 depending on optimize_size. Handle small shift counts as well
1272 (if not hand-optimized in ?sh??i3_out). Shifts can be done
1273 with or without a scratch register, with help of __tmp_reg__
1274 or __zero_reg__ if necessary. Add T_LEN argument to pass the
1275 length of TEMPLATE in words, return total insn length in *LEN.
1276 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
1277 out_shift_with_cnt to work with the above change.
1278 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
1279 lshrsi3_out): Likewise. Optimize more known shift count cases.
1280 Remove cases already well optimized in out_shift_with_cnt.
1281 (avr_output_bld): New function.
1282 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
1283 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
1284 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
1285 Add reload_completed to insn condition - only for peepholes.
1286 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
1287 in a register or memory.
1288 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
1289 Do not require a scratch register.
1290 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
1291 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
1292 Optimize shifts by known count using a scratch register, but only
1293 if one is still available after register allocation.
1295 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1297 * t-vax: New file. Don't build modules from libgcc1.c.
1299 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
1301 * alias.c: (mark_constant_function): Don't check pure functions.
1302 Initialize and end alias analysis.
1303 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
1304 Don't make a special exception for recursion. Handle
1305 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
1306 unless it's volatile.
1308 * local-alloc.c (equivalence): New structure.
1309 (reg_equiv): Define.
1310 (contains_replace_regs): Remove array and use
1312 (memref_referenced_p): Likewise.
1313 (no_equiv): Likewise.
1314 (update_equiv_regs): Likewise.
1316 (equiv_init_varies_p,
1317 equiv_init_movable_p): New functions.
1318 (update_equiv_regs): Use them. Use rtx_varies_p
1319 instead of function_invariant_p. Process insns
1320 from end to beginning. Allow a REG_EQUIV insn
1321 within the same loop as a use to be moved, also
1322 allow it to be moved out of a loop. Update
1323 REG_DEAD notes when substituting into an insn.
1325 2000-10-19 Jim Wilson <wilson@cygnus.com>
1327 * c-decl.c (start_decl): Check for error_mark_node type before using
1329 (finish_decl): Likewise. Don't give an error if decl type is
1330 already error_mark_node.
1332 * haifa-sched.c (compute_trg_info): Add explanatory comments.
1333 New local update_blocks. Use update_blocks to remove duplicates
1334 when computing update blocks. Check for bblst_table overflow.
1335 (schedule_block): Add explanatory comment. Reduce bblst_size by
1337 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
1340 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1342 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
1344 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1346 * expmed.c: Minor corrections in comments.
1347 * invoke.texi: Added desciption for the new option -ftrapv.
1349 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1351 * libgcc2.c: Added the missing #endif.
1353 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
1355 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
1357 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
1359 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
1360 Use smulv_optab for -ftrapv.
1361 (expand_mult_highpart): Use unsigned multiply.
1362 (expand_divmod): Special-case division by -1.
1363 For EXACT_DIV_EXPR, do right shift first, then the multiply.
1364 For complex divide, use abs with unsigned result.
1365 * expr.c (force_operand): Use unsigned multiply.
1366 (expand_expr): Use overflow-trapping optabs for signed types if
1368 If flag_trapv, don't generate a recursive call with EXPAND_SUM
1369 if the type is signed and the original call wasn't EXPAND_SUM or
1371 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
1372 (negv_optab, absv_optab): Declare.
1373 * flags.h (flag_trapv): Declare.
1374 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
1375 smulv_optab, sdivv_optab, negv_optab and absv_optab.
1376 (gen_insn): Interpret '$P' as requiring an integer mode,
1377 including partial integer modes.
1378 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
1379 (product_cheap_p): Use unsigned expand_mult.
1380 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
1381 (negv_optab, absv_optab): Define.
1382 (expand_binop): Use overflow-trapping optabs for signed types if
1384 Handle negv_optab libe neg_optab.
1385 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
1386 Use overflow-trapping optabs for signed result if flag_trapv.
1387 (expand_complex_abs): Use overflow-trapping optabs for signed types if
1389 Don't open-code complex absolute-value operation for flag_trapv.
1390 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
1391 sdivv_optab, negv_optab and absv_optab.
1392 * toplev.c (flag_trapv): Define.
1393 (lang_independent_options f_options): Include flag_trapv.
1394 * tree.h (TYPE_TRAP_SIGNED): Define.
1395 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
1396 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
1398 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
1399 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
1401 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
1402 David V. Henkel-Wallace <gumby@cygnus.com>
1404 * config/i386/t-netware: Bring in from the Red Hat tree.
1405 * config/i386/netware.h: Likewise.
1406 * config/netware.h: Likewise.
1407 * config/rs6000/netware.h: Delete.
1408 * configure.in: Add i[34567]86-*-netware.
1409 * configure: Hand-edit to match configure.in change.
1411 2000-10-18 Mark Mitchell <mark@codesourcery.com>
1413 * c-common.h (flag_no_builtin): Declare.
1414 (flag_no_nonansi_builtin): Likewise.
1415 (c_common_nodes_and_builtins): Change prototype.
1416 * c-common.c (flag_no_builtin): New variable.
1417 (flag_no_nonansi_builtin): Likewise.
1418 (c_common_nodes_and_builtins): Remove parameters. Adjust
1420 * c-decl.c (flag_no_builtin): Remove.
1421 (flag_no_nonansi_builtin): Likewise.
1422 (init_decl_processing): Adjust call to
1423 c_common_nodes_and_builtins.
1425 2000-10-18 Marc Espie <espie@openbsd.org>
1427 * tm.texi (LIBGCC_SPEC): Synch with reality.
1429 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1431 * c-common.c (check_format_types): Check for writing through a
1432 NULL pointer argument.
1434 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
1436 * tm.texi (Exception Region Output): Document
1437 DWARF_CIE_DATA_ALIGNMENT.
1438 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
1440 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
1441 DWARF_CIE_DATA_ALIGNMENT.
1443 2000-10-18 Michael Hayes <mhayes@cygnus.com>
1445 * basic-block.h (struct loop): Delete fields pre_header_root
1446 and pre_header_trace and replace with pre_header_edges
1447 and num_pre_header_edges.
1448 * flow.c (flow_loop_dump): Dump pre_header_edges.
1449 (flow_loops_free): Free pre_header_edges.
1450 (flow_loop_pre_header_scan): Calculate pre_header_edges.
1452 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1454 * contrib.texi: Update references to steering committee members
1455 and Jeff Law's entry.
1457 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1459 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
1460 (maybe_read_dollar_number, check_format_info_main): Use them for
1461 pedantic warning messages.
1463 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1465 * c-common.c (check_format_info_main): Minor cleanup: move
1466 variables into inner scopes; initialize declarations where
1467 appropriate; don't hardcode "scanf" name on warning for zero
1470 2000-10-17 Mark Mitchell <mark@codesourcery.com>
1472 * c-common.c (back_end_hook): New variable.
1473 * c-common.h (back_end_hook): Declare it.
1474 * c-lang.c (finish_file): Use it.
1476 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
1479 2000-10-18 Jan Hubicka <jh@suse.cz>
1481 * i386.c (ix86_comparison_operator, put_condition_code,
1482 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
1483 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
1484 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
1485 * i386.md (adddi and negdi splitter): Use CCRCmode.
1486 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
1487 (subsi3_carry): add '*'
1488 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
1489 (cmp to add peep2): Use CCRCmode; swap operands.
1491 2000-10-18 Kazu Hirata <kazu@hxi.com>
1493 * h8300.c: Fix a comment typo.
1494 (round_frame_size): New.
1495 (compute_saved_regs): Likewise.
1498 (push_order): Remove.
1499 (pop_order): Likewise.
1500 (function_prologue): Rearrange code for readability.
1501 (function_epilogue): Likewise.
1503 * config/h8300/h8300.md: Remove an unnecessary sign_extend
1504 expander that is used when not optimizing. Output a tab after
1505 each assembly insns.
1507 * reorg.c: Fix formatting.
1509 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
1511 * reload1.c (move2add_note_store): Check for simple
1512 auto-inc in destination.
1514 2000-10-17 Michael Chastain <chastain@redhat.com>
1516 * config/i386/i386-aout.h: define INT_ASM_OP.
1518 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
1520 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
1522 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
1524 * i370.md: Fix spelling typo.
1526 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1528 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
1529 Fixes execute/20001017-1.c on powerpc-linux-gnu.
1531 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
1532 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
1535 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
1536 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
1538 * rs6000/aix.h: ...to here.
1539 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
1541 2000-10-17 Jakub Jelinek <jakub@redhat.com>
1543 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
1545 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
1546 sure linker can relax even the delay slot mov %g1,%o7, fix output
1549 2000-10-17 Kazu Hirata <kazu@hxi.com>
1551 * config/h8300/h8300.md: Remove an unnecessary zero_extend
1552 expander that is used when not optimizing. Output a tab after
1553 each assembly insns.
1555 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
1557 * gcc.c: New options --target-help.
1558 (process_command): Added code to parse this new option.
1559 * toplev.c (display_target_options): New function to support the
1561 * cppinit.c (new_pending_directive) : New option OPT_target__help.
1562 (cpp_handle_option): Support this new option.
1563 * invoke.texi: Added notes about --target-help option.
1565 2000-10-17 Graham Stott <grahams@redhat.com>
1567 * config/i386/i386.md (testqi_1): Add missing operand prefix
1569 * config/i386/i386-protos.h: Add missing prototype.
1571 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
1573 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
1574 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
1575 using -mintel-syntax.
1577 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1579 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
1580 (format_types): Use it for printf.
1581 (maybe_read_dollar_number): Add parameter for the kind of format
1582 involved. Warn for multiple use for arguments if this is
1583 inappropriate for the kind of format involved.
1584 (check_format_info_main): Update calls to maybe_read_dollar_number.
1586 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1588 * inclhack.def (hpux_maxint): Also apply fix to values.h.
1589 * fixincl.x: Rebuilt.
1591 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
1593 * genrecog.c (write_switch): Return the first condition that needs a
1596 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
1598 * c-tree.h (warn_sequence_point): Move declaration to...
1599 * c-common.h (warn_sequence_point): ... here.
1600 * c-decl.c (warn_sequence_point): Move definition to...
1601 * c-common.c (warn_sequence_point): ... here.
1602 (struct reverse_tree): New.
1603 (reverse_list, reverse_max_depth): New static variables.
1604 (build_reverse_tree, common_ancestor, modify_ok
1605 verify_sequence_points): New functions.
1606 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
1607 * c-typeck.c (check_modify_expr): Delete.
1608 (build_modify_expr): Don't call it.
1610 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1612 * c-common.h (warn_missing_format_attribute): New variable.
1613 * c-decl.c (warn_missing_format_attribute): New variable.
1614 (c_decode_option): Decode -Wmissing-format-attribute and
1615 -Wno-missing-format-attribute.
1616 * c-common.c (check_function_format): If
1617 -Wmissing-format-attribute, give a warning where a vprintf or
1618 vscanf function is called by a function without its own printf or
1620 * toplev.c (documented_lang_options): Add
1621 -Wmissing-format-attribute.
1622 * invoke.texi: Document -Wmissing-format-attribute.
1624 2000-10-17 Marc Espie <espie@openbsd.org>
1626 * invoke.texi (-shared): Insist on requiring code generation flags
1627 to be used along with -shared, and document the subtle failure that
1628 may occur otherwise.
1630 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1632 * pa.md (return_internal): Move `use' after `return'.
1634 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1636 * machmode.def: Correct comment.
1638 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
1640 * print-rtl.c (print_rtx_head): Constify.
1641 * rtl.h (print_rtx_head): Similarly.
1643 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
1644 Constify char * return value.
1646 (output_64bit_and, output_64bit_ior): Constify char * return value.
1647 (pa_can_combine_p): Make static.
1648 (function_arg): Decorate unused `named' argument. Fix comment typo.
1649 (function_arg_partial_nregs): Decorate unused `named' argument.
1651 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
1653 * c-common.c (format_check_results): New structure.
1654 (finish_dollar_format_checking): Adjust to take a
1655 format_check_results * parameter.
1656 (check_format_info, check_format_info_recurse,
1657 check_format_info_main): Split check_format_info into three
1658 functions, the main checking going in check_format_info_main.
1659 Recurse when any reduction of the format string argument towards a
1660 string literal is done; go down both branches of a conditional
1661 expression. Don't warn for extra format arguments or empty format
1662 strings if they only occur in some branches of a conditional
1665 2000-10-16 Kazu Hirata <kazu@hxi.com>
1667 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
1669 2000-10-16 Jakub Jelinek <jakub@redhat.com>
1671 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
1673 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
1675 * i386.md (*movsi_or): Switch operand order for intel syntax.
1677 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
1681 * gcc.texi (Contributing): Update.
1683 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
1685 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
1686 appropriate assembler dialect.
1688 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
1690 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
1692 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
1694 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
1695 constants 1 and 2 to NO_LD_REGS.
1697 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1699 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
1701 * objc/Make-lang.in (objc-parse.c): Likewise.
1703 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1705 * arm.c: Include obstack.h
1706 (minipool_obstack, minipool_startobj): Define.
1707 (arm_add_gc_roots): Initialize them.
1708 (create_fix_barrier): Use our new obstack.
1709 (push_minipool_barrier, push_minipool_fix): Likewise.
1710 (arm_reorg): Release obstack memory.
1712 2000-10-13 Jakub Jelinek <jakub@redhat.com>
1714 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
1715 (prologue, exception_receiver, builtin_setjmp_receiver): New
1717 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
1718 * config/sparc/sparc-protos.h (finalize_pic): Remove.
1719 (load_pic_register): New prototype.
1720 * config/sparc/sparc.c (pic_setup_code): Remove.
1721 (finalize_pic): Rename to...
1722 (load_pic_register): ...this function.
1723 Don't look for nonlocal_goto_receivers and emit pic setup code
1724 directly. Don't check current_function_uses_pic_offset_table.
1726 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1728 * tree.h (struct obstack): Declare.
1730 2000-10-12 Mark Mitchell <mark@codesourcery.com>
1733 * Makefile.in (ggc-callbacks.o): Remove target.
1734 (flow.o): Depend on GGC_H.
1735 * alias.c (init_alias_analysis):
1736 Remove ggc_p conditionals.
1737 (end_alias_analysis): Likewise.
1738 * basic-block.h (init_flow): New function.
1739 (allocate_reg_life_data): Declare.
1740 * bb-reorder.c (function_obstack): Replace with ...
1741 (flow_obstack): ... new variable.
1742 (fixup_reorder_chain): Use it.
1743 * c-decl.c (ggc_p): Remove.
1744 (caller-save.c): Don't call oballoc/obfree.
1746 undobuf): Remove storage.
1747 (try_combine): Don't call oballoc.
1748 (undo_all): Don't call obfree.
1749 * cse.c (insert): Use xmalloc, not
1751 (cse_main): Adjust accordingly.
1752 * dwarf2out.c (save_rtx): Remove
1754 (dwarf2out_init): Remove ggc_p conditionals.
1755 * emit-rtl.c (rtl_obstack): Remove.
1756 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
1757 (make_insn_raw): Likewise.
1758 (emit_insn_before): Likewise.
1759 (emit_insn_after): Likewise.
1760 (emit_insn): Likewise.
1761 (gen_sequence): Likewise.
1762 (copy_insn_1): Remove handling of `b' RTL components.
1763 (init_emit_once): Remove ggc_p conditionals.
1764 * except.c (create_rethrow_ref): Don't fool with obstacks.
1765 (add_partial_entry): Likewise.
1766 (call_get_eh_context): Likewise.
1767 (begin_protect_partials): Likewise.
1768 (protect_with_terminate): Likewise.
1770 (plus_constant_wide): Likewise.
1771 * expr.c (init_expr_once):
1773 (emit_block_move): Likewise.
1774 (clear_storage): Likewise.
1775 (expand_expr): Likewise.
1776 * flow.c (function_obstack): Remove.
1777 (flow_obstack): New variable.
1778 (flow_firstobj): Likewise.
1779 (create_base_block): Use the flow_obstack.
1780 (split_block): Likewise.
1781 (split_edge): Likewise.
1782 (calculate_global_regs_live): Likewise.
1783 (allocate_bb_life_data): Make it static. Likewiwse.
1784 (init_flow): New function.
1785 (size_int_type_wide): Remove ggc_p conditionals.
1787 (push_function_context_to): Don't call save_tree_status.
1788 (pop_function_context_from): Or restore_tree_status.
1789 (assign_stack_local_1): Don't call push_obstacks.
1790 (find_fixup_replacement): Use xmalloc.
1791 (fixup_var_refs_insns): Free the storage.
1792 (insns_for_mem_walk): Don't mess with obstacks.
1793 (instantiate_decls): Likewise.
1794 (trampoline_address): Likewise.
1795 (expand_function_end): Likewise.
1796 * function.h (sturct function):
1797 Remove obstack-related variables.
1798 (save_tree_status): Don't declare.
1799 (restore_tree_status): Likewise.
1800 * gcse.c (compute_can_copy):
1801 Don't call oballoc/obfree.
1802 * genattrtab.c (operate_exp): Remove
1804 (simplify_cond): Likewise.
1805 (simplify_test_exp): Don't mess with obstacks.
1806 (optimize_attrs): Likewise.
1807 * gengenrtl.c (gendef): Don't include
1809 * ggc-callbacks.c (ggc_p): Remove.
1810 * ggc-none.c (ggc_p): Remove.
1811 * ggc.h (ggc_p): Don't declare.
1812 * integrate.c (save_for_inline): Don't mess with obstacks.
1813 (integrate_decl_tree): Likewise.
1814 (output_inline_function): Likewise.
1816 (init_EXPR_INSN_LIST_cache): Likewise.
1817 * loop.c (temp_obstack):
1819 (rtl_obstack): Likewise.
1820 (init_loop): Don't mess with obstacks.
1821 (reg_address_cost): Free BIVs and GIVs.
1822 (check_insns_for_bivs): Use xmalloc, not oballoc.
1823 (find_mem_givs): Likewise.
1824 (record_biv): Likewise.
1825 (general_induction_var): Likewise.
1826 (product_cheap_p): Likewse.
1827 * optabs.c (init_one_libfunc): Remove
1829 * print-tree.c (debug_tree): Don't use
1831 (print_node): Likewise.
1832 * profile.c (output_func_start_profiler):
1833 Remove call to temporary_allocation.
1835 (eliminate_regs_in_insn): Don't mess with obstacks.
1837 (mark_target_live_regs): Use xmalloc.
1838 (free_resource_info): Free the memory.
1839 * rtl.c (rtl_obstack):
1841 (rtvec_alloc): Don't mess with obstacks.
1842 (rtx_alloc): Likewise.
1844 (copy_rtx): Don't handle `b' cases.
1845 (read_rtx): Use a local rtl_obstack.
1846 * rtl.h (oballoc): Remove.
1848 (pop_obstacks): Likewise.
1849 (push_obstacks): Likewise.
1850 (allocate_bb_life_data): Likewise.
1851 (allocate_reg_life_data): Likewise.
1852 (rtx_free): Likewise.
1853 * sdbout.c (sdbout_queue_anonymous_type):
1854 Use tree_cons, not saveable_tree_cons.
1856 (cselib_init): Don't mess with obstacks.
1858 (mark_block_nesting): Mark the label_chain.
1859 (epxand_label): Use ggc_alloc, not oballoc.
1860 (clear_last_expr): Don't mess with obstacks.
1861 (expand_decl_cleanup): Likewise.
1862 (expand_dcc_cleanup): Likewise.
1863 (expand_dhc_cleanup): Likewise.
1864 (expand_anon_union_decl): Likewise.
1865 (add_case_node): Use xmalloc, not oballoc.
1866 (free_case_nodes): New function.
1867 (expand_end_case): Call it.
1868 * stor-layout.c (layout_type): Don't
1870 (layout_type): Likewise.
1871 * toplev.c (wrapup_global_declarations):
1873 (compile_file): Remove ggc_p conditionals.
1874 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
1875 (decode_f_option): Remove ggc_p conditionals.
1877 (function_maybepermanent_obstack): Remove.
1878 (maybepermanent_obstack): Likewise.
1879 (function_obstack): Likewise.
1880 (tmeporary_obstack): Likewise.
1881 (momentary_obstack): Likewise.
1882 (temp_decl_obstack): Likewise.
1883 (saveable_obstack): Likewise.
1884 (rtl_obstack): Likewise.
1885 (current_obstack): Likewise.
1886 (expression_obstack): Likewise.
1887 (struct obstack_stack): Likewise.
1888 (obstack_stack): Likewise.
1889 (obstack_stack_obstack): Likewise.
1890 (maybepermanent_firstobj): Likewise.
1891 (temporary_firstobj): Likewise.
1892 (momentary_firstobj): Likewise.
1893 (temp_decl_firstobj): Likewise.
1894 (momentary_function_firstobj): Likewise.
1895 (all_types_permanent): Likewise.
1896 (struct momentary_level): Likewise.
1897 (momentary_stack): Likewise.
1898 (init_obstacks): Remove initialization of removed obstacks.
1899 (save_tree_status): Remove.
1900 (restore_tree_status): Likewise.
1901 (temporary_allocation): Liekwise.
1902 (end_temporary_allocation): Liekwise.
1903 (resume_temporary_allocation): Likewise.
1904 (saveable_allocation): Likewise.
1905 (push_obstacks): Likewise.
1906 (push_obstacks_nochange): Likewise.
1907 (pop_obstacks): Likewise.
1908 (allocation_temporary_p): Likewise.
1909 (permanent_allocation): Likewise.
1910 (preserve_data): Likewise.
1911 (preserve_initializer): Likewise.
1912 (rtl_in_current_obstack): Likewise.
1913 (rtl_in_saveable_obstack): Likewise.
1914 (oballoc): Likewise.
1916 (savealloc): Likewise.
1917 (expralloc): Likewise.
1918 (print_obstack_name): Likewise.
1919 (debug_obstack): Likewise.
1920 (object_permanent_p): Likewise.
1921 (push_momentary): Likewise.
1922 (perserve_momentary): Likewise.
1923 (clear_momentary): Likewise.
1924 (pop_momentary): Likewise.
1925 (pop_momentary_nofree): Likewise.
1926 (suspend_momentary): Likewise.
1927 (resume_momentary): Likewise.
1928 (make_node): Don't set TREE_PERMANENT.
1929 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
1930 Don't set TREE_PERMANENT.
1931 (get_identifier): Remove ggc_p conditionals.
1932 (build_string): Likewise.
1933 (make_tree_vec): Likewise.
1934 (build_decl_list): Remove.
1935 (build_expr_list): Likewise.
1936 (tree_cons): Remove ggc_p conditionals.
1937 (decl_tree_cons): Remove.
1938 (expr_tree_cons): Likewise.
1939 (perm_tree_cons): Likewise.
1940 (temp_tree_cons): Likewise.
1941 (saveable_tree_cons): Likewise.
1942 (build1): Remove ggc_p conditionals.
1943 (build_parse_node): Likewise.
1944 (build_type_attribute_variant): Don't mess with obstacks.
1945 (build_type_copy): Likewise.
1946 (type_hash_canon): Likewise.
1947 (build_pointer_type): Likewise.
1948 (build_reference_type): Likewise.
1949 (build_index_type): Likewise.
1950 (build_range_type): Likewise.
1951 (dump_tree_statistics): Don't print obstack information.
1953 (struct tree_common): Remove permanent_flag.
1954 (TREE_PERMANENT): Remove.
1955 (TREE_SET_PERMANENT): Likewise.
1956 (TYPE_OBSTACK): Likewise.
1957 (struct tree_type): Remove obstack.
1959 (savealloc): Likewise.
1960 (build_decl_list): Likewise.
1961 (build_expr_list): Likewise.
1962 (perm_tree_cons): Likewise.
1963 (temp_tree_cons): Likewise.
1964 (saveable_tree_cons): Likewise.
1965 (decl_tree_cons): Likewise.
1966 (expr_tree_cons): Likewise.
1967 (suspend_momentary): Likewise.
1968 (allocation_temporary_p): Likewise.
1969 (resume_momentary): Likewise.
1970 (push_obstacks_nochange): Likewise.
1971 (permanent_allocation): Likewise.
1972 (push_momentary): Likewise.
1973 (clear_momentary): Likewise.
1974 (pop_momentary): Likewise.
1975 (end_temporary_allocation): Likewise.
1976 (pop_obstacks): Likewise.
1977 (push_obstacks): Likewise.
1978 (pop_momentary_nofree): LIkewise.
1979 (preserve_momentary): Likewise.
1980 (saveable_allocation): Likewise.
1981 (temporary_allocation): Likewise.
1982 (resume_temporary_allocation): Likewise.
1983 (perserve_initializer): Likewise.
1984 (debug_obstack): Likewise.
1985 (rtl_in_current_obstack): Likewise.
1986 (rtl_in_saveable_obstack): Likewise.
1988 * varasm.c (current_obstack): Remove.
1989 (saveable_obstack): Remove.
1990 (rtl_obstack): Remove.
1991 (immed_double_const): Don't mess with obstacks.
1992 (immed_real_cons): Likewise.
1993 (output_constant_def): Likewise.
1994 (init_varasm_status): Use xcalloc.
1995 (mark_pool_constant): Mark the pool constant itself.
1996 (free_varasm_status): Free memory.
1997 (decode_rtx_const): Call bzero directly, rather than expanding it
1999 (record_rtx_const): Don't mess with obstacks.
2000 (force_const_mem): Likewise.
2001 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
2003 (aof_pic_entry): Likewise.
2004 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
2005 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
2006 * config/pa/pa.c (saveable_obstack): Remove.
2007 (rtl_obstack): Likewise.
2008 (current_obstack): Likewise.
2009 (output_call): Don't mess with obstacks.
2010 (hppa_encode_label): Remove ggc_p conditionals.
2011 * config/romp/romp.c (get_symref): Don't mess with obstacks.
2012 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
2013 (rs6000_encode_section_info): Likewise.
2014 * config/sh/sh.c (get_fpscr_rtx): Likewise.
2016 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
2018 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
2019 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
2020 (addsi3_carry): Canonicalize.
2021 (addqi_5): Remove '*'.
2022 (sbb pattern): Canonicalize.
2024 * i386.md (cmp to inc/add peep2): New.
2026 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
2028 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
2031 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2033 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
2034 * README.TRAD, TESTS.FLUNK: Remove.
2036 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2038 * c-common.c (decl_attributes): Don't allow strftime formats with
2039 first_arg_num nonzero.
2040 (check_format_info): Set wanted_type and wanted_type_name to zero
2041 before they are possibly assigned and used.
2043 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2045 * c-common.c (scanf_flag_specs): Add flags ' and I.
2046 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
2047 or the ^ and # flags together.
2048 (scan_char_table): Handle the ' and I flags.
2049 (format_types): Add ' and I flags for scanf.
2051 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2053 * c-common.c (print_char_table): Use the unpromoted type for
2054 lengths "h" and "hh" with conversions dioxXu.
2055 (check_format_types): Apply the default argument promotions where
2056 the wanted type is not a pointer target.
2058 2000-10-11 Michael Meeks <mmeeks@gnu.org>
2059 Joseph S. Myers <jsm28@cam.ac.uk>
2061 * c-typeck.c (check_modify_expr): New function.
2062 (build_modify_expr): Call it if warn_sequence_point.
2063 * c-decl.c (warn_sequence_point): New variable.
2064 (c_decode_option): Handle -Wsequence-point and
2065 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
2066 * c-tree.h (warn_sequence_point): Declare.
2067 * invoke.texi (-Wsequence-point): Document.
2068 * toplev.c (documented_lang_options): Add -Wsequence-point and
2069 -Wno-sequence-point.
2070 Original work by Michael Meeks, 16 Jun 1998.
2072 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2074 * tree.c (get_narrower): Don't look at precision of field if
2077 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
2079 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
2080 declaration for data with "progmem" attribute.
2082 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
2084 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
2085 Correct insn length if shift count is a memory operand.
2086 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
2087 (*iorhi3_clobber): Change lo8 to hi8.
2088 (zero_extendhisi2): Change %B0 to %A1.
2089 (ashlhi3, ashrhi3): Correct insn length.
2090 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
2091 from "clobber" to "set_n" in some alternatives.
2093 2000-10-10 Jakub Jelinek <jakub@redhat.com>
2095 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
2096 remove its insn_chain structure as well.
2098 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2100 * dbxout.c (dbxout_source_line): Remove extra tab.
2102 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
2104 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
2106 2000-10-09 Richard Henderson <rth@cygnus.com>
2108 * Makefile.in (LANG_LIB2FUNCS): Remove.
2109 (LIB2FUNCS): Remove _pure.
2110 (LIB2ADD): Remove LANG_LIB2FUNCS.
2111 (stage_a): Don't set LANG_LIB2FUNCS.
2112 * libgcc2.c (__terminate): Mark noreturn.
2113 (__pure_virtual): Remove.
2114 * mklibgcc.in: Remove LIB2ADD .txt processing.
2116 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2118 * arm.md (push_multi): Revert unintended change.
2120 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2122 * arm.c: Miscellaneous white space and comment clean-ups. No
2126 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2128 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
2129 STRING_CST by calling combine_strings.
2131 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2133 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
2134 (thumb_output_move_mem_multiple): Support new insn format.
2135 * arm.md (movmem12b): Use SSA compatible format.
2136 (movmem8b): Likewise.
2138 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2140 * arm.md (predicable): New attribute, default to "no".
2141 (all patterns): Mark as predicable if appropriate.
2142 (conditional execution splits): Split using predication format.
2143 (define_cond_exec): Define.
2144 * arm.c (arm_print_operand): handle insn predicate.
2146 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2148 * README.NS32K: Remove file.
2150 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2152 * README-bugs: Remove file.
2154 2000-10-08 Philipp Thomas <pthomas@suse.de>
2155 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
2157 * configure: Rebuilt.
2159 2000-10-08 Philipp Thomas <pthomas@suse.de>
2160 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
2161 disable catalog building if no suitable program was found.
2162 Move warning message from here
2163 (AM_GNU_GETTEXT): To here.
2164 * configure: Rebuilt.
2166 2000-10-08 Philipp Thomas <pthomas@suse.de>
2167 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
2168 different cache variables.
2169 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
2170 uses different cache variables.
2171 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
2172 * configure: Regenerated.
2174 2000-10-08 Richard Henderson <rth@cygnus.com>
2176 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
2177 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
2178 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
2181 * config/t-linux (SHLIB_EXT): New.
2182 (SHLIB_LINK): Use the entire build command, with substitutions.
2183 (SHLIB_LIBS): Remove.
2184 * config/alpha/t-osf4: Likewise.
2185 * config/mips/t-iris6: Likewise.
2186 * config/sparc/t-sol2: Likewise, but move shlib stuff...
2187 * config/sparc/t-slibgcc-sld: ...here.
2188 * config/sparc/t-slibgcc: New file.
2190 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2192 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
2193 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
2195 (intmax_type_node, uintmax_type_node): Define.
2196 * c-common.c (decl_attributes): If pedantic, warn if `mode'
2197 attributes create a type wider than intmax_t.
2198 (T_IM, T_UIM): Define properly.
2199 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
2201 (init_decl_processing): Initialize intmax_type_node and
2203 * c-lex.c (lex_number): When pedantic and warning for integer
2204 constants that are too large, in C99 mode warn for those that have
2205 a type wider than long long.
2207 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2209 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
2210 FMT_FLAG_FANCY_PERCENT_OK): Define.
2211 (format_char_info): Add flag "4" to comment.
2212 (format_flag_spec, format_flag_pair): New structures.
2213 (format_kind_info): Add additional fields to control format
2215 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
2216 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
2218 (time_char_table): Use "4" flag to handle %Ey.
2219 (format_types): Add entries for new fields.
2220 (get_flag_spec): New function.
2221 (check_format_info): Increase size of flag_chars[] to 256.
2222 Control format checking using the new fields of a format_kind_info
2223 and the new tables; remove all conditionals on printf_format_type,
2224 scanf_format_type or strftime_format_type. Handle all details of
2225 bad combinations of flags (including width, precision and strftime
2226 modifiers) through data rather than ad hoc code. Handle all
2227 details of standard versions in which flags appeared through
2228 data. Use the "4" flag.
2230 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
2232 * config/h8300/h8300.md: Remove the memory alternative and correct
2233 the insn lengths in the templates for sign extention and zero
2236 2000-10-07 Richard Henderson <rth@cygnus.com>
2238 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
2239 * flow.c (make_edges): Revert last change.
2241 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
2243 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
2245 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
2247 * config/alpha/elf.h: Standardize the formatting.
2249 2000-10-06 David O'Brien <obrien@FreeBSD.org>
2251 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
2254 2000-10-06 Richard Henderson <rth@cygnus.com>
2256 * function.c (diddle_return_value): Examine
2257 current_function_return_rtx instead of the DECL_RESULT.
2258 (expand_function_end): Handle reloading DECL_RESULT from memory
2259 into a hard register. Query promote_mode for sign of mismatched
2262 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2264 * haifa-sched.c (schedule_insns): Fix typo in freeing
2265 forward_dependency_cache.
2267 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2269 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
2270 `TARGET_SH2' as a condition.
2272 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2274 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
2275 forward_dependency_cache): New variables.
2276 (add_dependence, remove_dependence): Use anti_dependency_cache and
2277 output_dependency_cache.
2278 (compute_block_forward_dependences): Use forward_dependency_cache.
2279 (schedule_insns): Allocate and free memory for anti/output/forward
2280 dependencies caches.
2282 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2284 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
2285 `! TARGET_SH1'. Reindent.
2287 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2289 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
2290 Move functions from here ...
2292 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
2294 (c_expand_builtin): New function.
2295 (init_function_format_info): Don't set `check_function_format_ptr'.
2296 (c_common_nodes_and_builtins): Set built_in_class type for
2297 printf/__builtin_printf to BUILT_IN_FRONTEND.
2298 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
2300 * c-common.h (build_function_call): Declare.
2302 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
2303 to `lang_expand_expr' rather than `expand_builtin'.
2305 * tree.c (check_function_format_ptr): Delete.
2307 * tree.h (check_function_format_ptr): Likewise.
2309 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
2311 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
2312 DW_OP_bregx when cfa->reg > 31.
2314 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
2317 2000-10-05 Richard Henderson <rth@cygnus.com>
2319 * c-decl.c (warn_missing_noreturn): Remove.
2320 (c_expand_body): Don't set or check can_reach_end.
2321 * c-tree.h (warn_missing_noreturn): Move ...
2322 * flags.h: ... here.
2323 (can_reach_end): Remove.
2324 * flow.c (check_function_return_warnings): New.
2325 (make_edges): No edge to exit for noreturn sibcalls.
2326 * function.c (expand_function_end): Save the return value
2327 clobber instruction.
2328 (mark_function_status): Mark it.
2329 * function.h (struct function): Add x_clobber_return_insn.
2330 * jump.c (can_reach_end): Remove.
2331 (calculate_can_reach_end): Remove.
2332 (jump_optimize_1): Don't call it.
2333 * output.h (check_function_return_warnings): Declare.
2334 * toplev.c (warn_missing_noreturn): Move from c-decl.c
2335 (rest_of_compilation): Call check_function_return_warnings.
2337 2000-10-05 Richard Henderson <rth@cygnus.com>
2339 * Makefile.in (NM_FOR_TARGET): New.
2340 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
2341 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
2342 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
2343 shared library build on that and EXTRA_MULTILIB_PARTS.
2344 * mkmap-flat.awk: New file.
2345 * mkmap-symver.awk: New file.
2346 * libgcc-std.ver: New file.
2347 * config/libgcc-glibc.ver: New file.
2348 * config/ia64/libgcc-ia64.ver: New file.
2349 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2350 (SHLIB_LINK): Add --version-script.
2351 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
2352 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2353 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2354 (SHLIB_LINK): Add -M.
2356 2000-10-05 Richard Henderson <rth@cygnus.com>
2358 * Makefile.in (LIB2FUNCS): Add _clz.
2359 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
2360 (__clz_tab): Put in its own unit, non-static.
2361 * libgcc2.h: Always include longlong.h.
2363 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
2364 a zero instead of -1.
2365 (count_trailing_zeros): Likewise.
2367 2000-10-05 Richard Henderson <rth@cygnus.com>
2369 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
2370 when second op1 is const0_rtx. Validate op0 as a register.
2371 * config/alpha/alpha.md (setcc_internal): Don't allow constants
2372 in the first argument of the compare.
2373 (setcc_swapped_internal): Likewise.
2374 (setne_internal): Likewise.
2376 2000-10-05 Geoff Keating <geoffk@cygnus.com>
2378 * tree.c (tree_size): New function split out of copy_node.
2379 (make_node): Remove obstack handling. Use tree_size.
2380 (copy_node): Use tree_size.
2381 * tree.h: Prototype tree_size.
2383 2000-10-05 Richard Henderson <rth@cygnus.com>
2385 * diagnostic.c (output_format): Add missing break.
2387 2000-10-05 Jim Wilson <wilson@cygnus.com>
2389 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
2390 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
2391 sequence insn to INSN, and delete last sequence insn.
2393 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
2395 * gcc.c (main): Include generated configargs.h header
2396 and use arguments in '-v' output.
2398 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2400 * gcc.c: Move data on prefixes forward in file and reorganize.
2401 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
2402 Always define, but make null if no value.
2403 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
2404 and "md_startfile_prefix_1".
2405 (main): Check whether md_exec_prefix and the others are the
2406 null string rather than whether the macro is defined.
2408 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
2410 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
2411 from PSImode to SImode.
2413 2000-10-05 Jakub Jelinek <jakub@redhat.com>
2415 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
2416 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
2417 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
2420 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2422 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
2423 negation in proper type.a
2425 2000-10-04 Richard Henderson <rth@cygnus.com>
2427 * configure.in (enable-shared): New.
2428 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
2429 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
2430 * mklibgcc.in: Use them to link shared a libgcc.
2431 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
2432 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
2433 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
2434 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
2436 * configure.in (alpha-osf*): Use t-osf and x-osf.
2437 * config/alpha/t-osf: New file.
2438 * config/alpha/t-osf4: New file.
2439 * config/alpha/x-osf: New file.
2440 * config/alpha/x-alpha: Remove file.
2442 2000-10-04 Will Cohen <wcohen@redhat.com>
2444 * c-typeck.c (process_init_element): Added warning for zero-length
2447 * extend.texi (Zero Length): State that static initializers for
2448 zero-length arrays are not allowed.
2450 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
2452 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
2455 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2457 * config/float-c4x.h: New.
2458 * configure.in (c4x-*): Set float_format to c4x.
2459 * configure: Regenerate.
2461 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2463 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
2464 compilation for solaris versions 2.7 and greater.
2466 2000-10-02 Marc Espie <espie@openbsd.org>
2468 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
2469 instead of redefining from scratch.
2471 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
2473 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
2475 2000-10-01 Mark Mitchell <mark@codesourcery.com>
2477 * config/ns32k/genix.h: Remove.
2478 * config/ns32k/x-genix: Likewise.
2479 * config/ns32k/xm-genix.h: Likewise.
2480 * config/fx80: Remove all filee in directory.
2481 * config/pyr: Likewise.
2482 * config/tahoe: Likewise.
2483 * config/gmicro: Likewise.
2484 * config/spur: Likewise.
2485 * configure.in: Remove configury bits for above targets.
2486 * configure: Regenerated.
2488 * configure.in: Don't configure chill by default.
2489 * configure: Regenerated.
2491 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
2492 (lang_mark_false_label_stack): Remove.
2493 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
2494 <top level> string in GC area.
2495 (mark_splay_tree_node): New function.
2496 (mark_splay_tree): Likewise.
2497 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
2499 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
2500 * ggc-common.c (lang_mark_false_label_stack): Change type.
2501 * ggc.h (ggc_alloc_string): Add comment.
2502 (ggc_strdup): New function.
2504 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
2506 * config/avr/avr.h (BRANCH_COST): Define as 0.
2508 * config/pdp11/pdp11.c: #include "tree.h" added.
2510 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
2512 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
2513 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
2514 with known shift count.
2515 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
2516 New alternative for shift count 2 with no scratch register.
2517 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
2518 "set_n" for shift counts 1 and 2.
2520 2000-09-30 Geoff Keating <geoffk@cygnus.com>
2522 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
2523 the mask value from the individual SET operations.
2524 (return_internal_si): Move the USE after the RETURN.
2525 (return_internal_di): Likewise.
2526 (return_and_restore_fpregs_si): Likewise.
2527 (return_and_restore_fpregs_di): Likewise.
2528 (return_eh_si): Likewise.
2529 (return_eh_di): Likewise.
2530 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
2532 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
2533 Don't generate a PARALLEL around a single operation movsi_to_cr.
2534 Generate the RETURN first in any PARALLELs.
2536 * rtlanal.c (single_set_1): Use fatal_insn to display the
2537 invalid insn. Check for more cases when a USE or CLOBBER occurs
2539 * Makefile.in: Update dependencies for rtlanal.o.
2541 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2543 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
2545 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2547 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
2548 Consistently use @email for formatting email addresses.
2550 2000-09-29 Richard Henderson <rth@cygnus.com>
2552 * cse.c (notreg_cost): New argument outer.
2553 (COST): Pass in SET to notreg_cost
2555 (fold_rtx): Use COST_IN. Prefer constants when costs
2558 2000-09-29 David Edelsohn <edelsohn@gnu.org>
2560 * fixinc/inclhack.def (broken_cabs): Generalize regex.
2561 * fixinc/fixincl.x: Regenerate.
2563 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2565 * loop.c (check_final_value): A GIV is not replaceable if used
2568 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
2570 * version.c: Bump to gcc-2.97.
2572 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
2574 * final.c (final_scan_insn): Remove extra extract_insn call;
2575 Use caching for constrain_operands.
2576 (cleanup_subreg_operands): Use caching for extract_insn.
2577 * recog.c (constrain_operands_cached): New.
2578 * recog.h (constrain_operands_cached): Declare.
2579 * i386.c (ix86_attr_length_immediate_default,
2580 ix86_attr_length_address_default, ix86_agi_dependant): Cache
2583 * recog.c (asm_noperands): Tweak.
2584 (extract_insn): Do not call asm_noperads for non-asm instructions.
2586 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
2588 * recog.c (recog_memoized): Rename to recog_memoized_1.
2589 * recog.h (recog_memoized): Rename to recog_memoized_1.
2590 (recog_memoized): New macro.
2591 * rtl.h (single_set): Rename to single_set_1
2592 (single_set): New macro.
2593 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
2596 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
2597 Do not use match_dup of input operands at outputs.
2598 Use register_operand for memory expression.
2599 (rep_movsi): Put use last, canonicalize.
2600 Use register_operand for memory expression.
2601 (rep_movqi): Put use last.
2602 Use register_operand for memory expression.
2603 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
2604 of input operands at outputs. Use register_operand for memory
2606 (rep_stossi): Put use last; canonicalize; fix match_dup in
2607 the address expression
2608 (rep_stosqi): Likewise.
2609 (memcmp expander): Update calls.
2610 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
2613 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
2615 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
2617 2000-09-28 David O'Brien <obrien@FreeBSD.org>
2619 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
2620 Contains the old contents of config/i386/freebsd.h
2621 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
2622 Contains the old contents of config/i386/freebsd-elf.h
2623 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
2624 config/i386/freebsd.h.
2625 * configure.in: Adjust for above changes.
2626 * po/POTFILES.in: Likewise.
2627 * po/en_GB.po: Likewise.
2628 * po/gcc.pot: Likewise.
2629 * configure: Rebuilt.
2631 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2633 * doloop.c (doloop_modify): Prevent delete_insn() from
2634 deleting too much. Prefer loop->top over loop->start as
2635 target for the new JUMP insn.
2636 (doloop_valid_p): Ignore loop with exit_count != 0.
2638 2000-09-28 Philipp Thomas <pthomas@suse.de>
2640 * invoke.texi (i386 Options): Add athlon to table of possible
2643 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
2645 * diagnostic.h (output_clear_message_text): New function.
2646 (output_message_text): New macro.
2648 * diagnostic.c (clear_text_info): Rename to
2649 output_clear_message_text.
2650 (output_clear): Adjust.
2651 (output_finish): Rename to output_finalize_message. Tweek.
2652 (output_to_stream): Adjust.
2654 2000-09-28 Neil Booth <neilb@earthling.net>
2656 * cpperror.c (_cpp_begin_message): Do the test for suppression
2657 of warnings and pedantic warnings before the "is a warning an
2659 * cppinit.c (cpp_handle_option): Remove surplus \n.
2660 * cpplex.c (ON_REST_ARG): Delete.
2661 (skip_block_comment): Initialise prevc.
2662 (parse_args): Improve error messages.
2663 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
2665 * cpplib.c (cpp_push_buffer): Fix grammar in message.
2666 * cppmain.c (main): Set callbacks for #ident and #pragma
2667 only if no_output option is false.
2668 (do_pragma_implementation): Only call the #pragma handler
2669 if it is set in the cpp_reader structure.
2671 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
2673 * integrate.c (copy_insn_list): if an ignored return value
2674 is being clobbered, skip cloning that into the inline copy.
2676 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
2678 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
2679 use @uref for formatting URLs.
2681 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
2683 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
2686 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
2688 * gcc.c (cpp_options): Add spec for -ftabstop=.
2689 (invoke_as): New spec that handles invoking as.
2690 Update specs to handle -save-temps and -traditional.
2691 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
2693 * cp/lang-specs.h, objc/lang-specs.h: Update to use
2694 invoke_as, and handle -save-temps and -traditional (if
2697 2000-09-26 Jakub Jelinek <jakub@redhat.com>
2699 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
2701 (function_arg_slotno): Accept TImode/CTImode.
2702 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
2705 2000-09-26 Michael Hayes <mhayes@cygnus.com>
2707 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
2710 2000-09-25 Jim Wilson <wilson@cygnus.com>
2712 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
2713 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
2714 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
2715 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
2717 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
2719 * cpplex.c (parse_args): Don't set VOID_REST flag.
2720 (CONTEXT_VARARGS): New flag.
2721 (maybe_paste_with_next): Set context earlier in loop. Use
2722 it. Do varargs test with CONTEXT_VARARGS flag.
2723 (push_arg_context): Set CONTEXT_VARARGS flag if we're
2724 pushing an argument context for a varargs argument.
2725 * cpplib.h (VOID_REST): Delete.
2726 * gcc.dg/cpp/vararg1.c: Add test case.
2728 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
2730 * flags.h: Declare warning flag warn_system_headers.
2731 * toplev.c: Define it.
2732 (W_options): Add option -Wsystem-headers.
2733 * diagnostic.c (count_error): Test warn_system_headers.
2734 * invoke.texi: Add description for -Wsystem-headers.
2735 * cpplib.h (cpp_options): New member warn_system_headers.
2736 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
2737 CPP_IN_SYSTEM_HEADER.
2738 * cpplib.c (do_import, do_pragma_once): Likewise.
2739 * cpperror.c (_cpp_begin_message): Test warn_system_headers
2740 and CPP_IN_SYSTEM_HEADER.
2741 * cppinit.c (handle_option): Recognize -Wsystem_headers.
2742 (print_help): Describe -Wsystem_headers.
2743 * cpplex.c (lex_line): Reorganize condition so that warnings
2744 about C++ comments in system headers can be enabled. Remove
2745 label do_line_comment.
2747 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
2749 * cpplex.c (save_comment): Only store the initial '/'
2751 (lex_token): Combine handling of the two comment types.
2752 Pass everything but the initial '/' to save_comment.
2754 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
2756 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
2757 _cpp_can_paste): New library-internal prototypes.
2758 * cpplex.c (dump_param_spelling, output_line_command,
2759 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
2760 cpp_printf, cpp_output_list): Move to cppoutput.c.
2761 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
2762 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
2764 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
2765 dump_param_spelling, output_line_command, cpp_scan_buffer,
2766 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
2768 * Makefile.in: Add cppoutput.c.
2769 * po/POTFILES.in: Add cppoutput.c.
2771 2000-09-25 Richard Henderson <rth@cygnus.com>
2773 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
2774 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
2775 split until after reload.
2776 (rotlsi3, rotldi3): New.
2778 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
2780 * diagnostic.c (output_last_position): Define.
2781 (set_real_maximum_length): Tweek.
2782 * diagnostic.h (output_last_position): Declare.
2784 2000-09-25 Kazu Hirata <kazu@hxi.com>
2786 * config/i386/i386.c: Fix formatting.
2788 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
2790 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
2791 UNITS_PER_WORD is small.
2793 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
2795 * c-common.c (format_char_info): Add flags2; update comments.
2796 (print_char_table, scan_char_table, time_char_table): Split some
2797 flags out into flags2.
2798 (check_format_info): Use flags2 for those flags, for identifying
2799 the initial character of a scanf scanset, and for identifying
2800 printf formats where the '0' flag is ignored with precision.
2802 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
2804 Changes below marked "here" add TABs on either or both sides,
2805 covering start of line, up to any operand for all noted .*ASM.*_OP
2806 definitions. All callers changed.
2807 * tm.texi: Make documented *_ASM.*_OP:s include spacing
2808 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
2809 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2810 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
2811 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
2812 Fix typos in description for LONG_LONG_TYPE_SIZE and
2813 FINI_SECTION_ASM_OP.
2814 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
2815 why these defaults don't have leading spacing.
2816 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
2817 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2818 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
2819 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
2820 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
2821 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
2822 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
2823 * varasm.c (ASM_STABS_OP): Here.
2824 * xcoffout.h (ASM_STABS_OP): Here.
2825 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2826 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2827 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
2828 STRING_ASM_OP): Here.
2829 * config/freebsd.h (IDENT_ASM_OP): Here.
2830 * config/linux-aout.h (SET_ASM_OP): Here.
2831 * config/linux.h (SET_ASM_OP): Here.
2832 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2834 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2835 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
2836 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2837 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2839 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2840 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2841 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
2842 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2843 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
2844 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2845 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
2846 * config/a29k/udi.h (INT_ASM_OP): Here.
2847 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
2848 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
2850 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
2851 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2852 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2853 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
2854 ASM_STABD_OP): Here.
2855 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
2856 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
2857 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2858 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
2859 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
2860 SIZE_ASM_OP, STRING_ASM_OP): Here.
2861 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
2862 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
2863 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
2864 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
2865 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
2866 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
2868 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2869 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
2870 * config/arm/coff.h (INT_ASM_OP): Here.
2871 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2872 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
2873 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
2874 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
2875 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2876 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2877 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
2878 STRING_ASM_OP): Here. Update documentation copy in comments.
2879 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
2880 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
2881 DATA_SECTION_ASM_OP): Here.
2882 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
2884 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
2885 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2886 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2887 BSS_SECTION_ASM_OP): Here.
2888 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2889 BSS_SECTION_ASM_OP): Here.
2890 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2892 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
2893 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2894 * config/h8300/h8300.h (ASM_WORD_OP): Here.
2895 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2896 BSS_SECTION_ASM_OP): Here.
2897 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
2898 * config/i386/bsd.h (ASM_BYTE_OP): Here.
2899 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
2900 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
2901 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
2903 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
2904 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
2906 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
2907 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2908 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
2909 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
2911 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
2912 * config/i386/netbsd.h (INT_ASM_OP): Here.
2913 * config/i386/openbsd.h (INT_ASM_OP): Here.
2914 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
2915 IDENT_ASM_OP): Here.
2916 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
2917 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
2918 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
2919 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
2920 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
2921 SHARED_BSS_SECTION_ASM_OP): Here.
2922 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
2923 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
2924 DATA_SECTION_ASM_OP): Here.
2925 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2926 CONST_SECTION_ASM_OP): Here.
2927 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
2928 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2929 BSS_SECTION_ASM_OP): Here.
2930 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
2931 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
2932 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
2933 BSS_ASM_OP): Here, but use trailing spaces.
2934 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
2935 DATA_SECTION_ASM_OP): Here.
2936 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
2938 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
2939 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
2940 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2941 TDESC_SECTION_ASM_OP): Here.
2942 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
2943 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2944 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2946 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2947 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
2948 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2949 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
2950 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
2951 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
2952 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2953 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
2954 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
2955 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
2956 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
2957 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
2959 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
2960 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2961 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
2962 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
2963 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
2964 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
2965 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
2966 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2967 GLOBAL_ASM_OP): Here.
2968 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
2969 BSS_SECTION_ASM_OP): Here.
2970 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
2971 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2972 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
2973 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
2975 * config/m68k/newsgas.h (SET_ASM_OP): Here.
2976 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
2977 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
2978 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
2979 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
2980 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
2981 but use trailing spaces.
2982 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
2983 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
2984 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
2986 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2987 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
2988 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2989 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
2990 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2991 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
2992 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
2993 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
2994 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
2995 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
2996 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2997 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
2999 * config/m88k/openbsd.h (SET_ASM_OP): Here.
3000 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3001 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
3002 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
3003 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
3004 DTORS_SECTION_ASM_OP): Here.
3005 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
3006 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3007 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
3008 BSS_SECTION_ASM_OP): Here.
3009 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
3010 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
3011 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
3012 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
3013 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
3014 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
3015 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
3016 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
3018 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
3020 * config/mips/osfrose.h (SET_ASM_OP): Here.
3021 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
3022 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
3023 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
3024 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3026 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
3027 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
3028 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
3029 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
3030 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
3031 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3033 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3035 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
3036 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
3037 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
3039 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
3040 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
3041 * config/sparc/linux.h (COMMON_ASM_OP): Here.
3042 * config/sparc/linux64.h (COMMON_ASM_OP,
3043 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
3044 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
3045 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3046 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
3047 * config/sparc/pbd.h (ASM_INT_OP): Here.
3048 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
3049 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
3050 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
3051 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
3052 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
3053 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
3054 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
3055 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
3056 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
3057 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3058 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3059 EH_FRAME_SECTION_ASM_OP): Here.
3060 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
3061 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3063 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3065 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
3066 TCOMMON_ASM_OP): Here.
3067 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3069 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3072 2000-09-25 Richard Henderson <rth@cygnus.com>
3074 * expmed.c (store_bit_field): Adjust last change to not consider
3075 any word-sized field naturally aligned.
3077 2000-09-24 Richard Henderson <rth@cygnus.com>
3079 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3080 TFmode unordered compares properly. Revalidate integer compare
3082 (alpha_emit_setcc): New.
3083 (alpha_emit_conditional_move): Revalidate integer compare operands.
3084 * config/alpha/alpha-protos.h: Update.
3085 * config/alpha/alpha.md (cmpdi): Allow general operands.
3086 (sne): Use alpha_emit_setcc.
3087 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
3088 (sunordered, sordered): New.
3090 2000-09-24 Richard Henderson <rth@cygnus.com>
3092 * config/ia64/ia64-protos.h: Update.
3093 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
3094 (ia64_expand_call): New.
3095 (ia64_expand_prologue): Emit an alloc if we need extra input
3097 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
3098 instruction if true.
3099 (struct reg_flags): Add is_sibcall.
3100 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
3101 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
3102 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
3103 * config/ia64/ia64.h (PREDICATE_CODES): Update.
3104 * config/ia64/ia64.md (call): Use ia64_expand_call.
3105 (call_value): Likewise.
3106 (sibcall, sibcall_value): New.
3107 (call patterns): Remove extra expanders; tidy.
3108 (sibcall_epilogue): New.
3109 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
3111 2000-09-24 Richard Henderson <rth@cygnus.com>
3113 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
3115 * sibcall.c (skip_pic_restore): New.
3116 (identify_call_return_value): Use it.
3118 2000-09-24 Mark Mitchell <mark@codesourcery.com>
3120 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
3121 functions. Generalize to handle both C and C++.
3122 * Makefile.in (c-tree.info): New target.
3123 (info): Add c-tree.info.
3125 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3127 * expr.c (store_field): If BITSIZE is negative, use size of type.
3128 (expand_expr, case COMPONENT_EXPR): Likewise.
3130 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
3132 * cpplex.c: Update TODO comment.
3133 * cpplib.c (do_error, do_warning): Merge common code of
3134 do_error and do_warning into do_diagnostic. Use it.
3135 (do_diagnostic): New function.
3136 * cpplib.h: Fix comment typo.
3138 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3140 * c-common.c (check_format_info): Warn for a wide character string
3141 used as a non-wide format argument.
3143 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3145 * builtins.def (BUILT_IN_LLABS): Add.
3146 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
3147 * c-common.c (c_common_nodes_builtins): Create builtin functions
3148 __builtin_llabs, and plain llabs unless no_nonansi_builtins
3149 outside of C99 mode.
3150 (expand_tree_builtin): Handle BUILT_IN_LLABS.
3152 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
3154 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
3155 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
3156 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
3157 _cpp_free_toklist): No need to worry about extra dummy token
3158 at the start of token lists any more.
3159 (trigraph_ok): Only warn outside comments.
3160 (skip_block_comment): Set and clear lexing_comment.
3161 (skip_line_comment): Take a cpp_reader not cpp_buffer.
3162 Set and clear lexing_comment.
3163 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
3164 (check_long_token): Delete.
3165 (lex_percent, lex_dot): New subroutines of lex_token to
3166 handle lexing of '.' and '%' without lookback.
3167 (lex_token): Use lex_dot and lex_percent.
3168 (lex_line): Don't check for LIST_OFFSET.
3169 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
3170 * cpplib.c (_cpp_parse_assertion): Similarly.
3171 (cpp_push_buffer): Initialize extra_char.
3172 * cpplib.h (LIST_OFFSET): Delete.
3173 (struct cpp_buffer): New member extra_char.
3174 (struct lexer_state): New members lexing_comment and seen_dot.
3176 2000-09-23 Jason Merrill <jason@redhat.com>
3178 * config/rs6000/x-aix41 (CLIB): Define here.
3179 * config/rs6000/t-aix43: Not here.
3180 * config/rs6000/t-aix41: Or here. Remove.
3181 * configure.in: Don't use it.
3183 2000-09-22 Jason Merrill <jason@redhat.com>
3185 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
3186 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
3187 * config.in: Regenerate.
3189 * configure.in: Fix checks for assembler features when using a
3190 one-tree assembler that has not yet been built.
3191 Fix --disable-threads.
3193 2000-09-19 Geoff Keating <geoffk@cygnus.com>
3195 * stmt.c (expand_asm_operands): Allow # in constraints.
3197 2000-09-22 Jason Merrill <jason@redhat.com>
3199 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
3201 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
3202 function-local names.
3204 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
3205 Mark Mitchell <mark@codesourcery.com>
3207 * toplev.c (warn_disabled_optimization): Declare new warning flag.
3208 * flags.h (warn_disabled_optimization): Add it here.
3209 * gcse.c (gcse_main): Add warning when disabled.
3210 * invoke.texi: Document -Wdisabled-optimization.
3212 2000-09-21 Jason Merrill <jason@redhat.com>
3214 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
3216 * dwarf2out.c (tree_add_const_value_attribute): New fn.
3217 (gen_variable_die): Call it for non-definitions.
3219 * dwarf2out.c (die_struct): Add die_mark field.
3220 (mark_dies, unmark_dies): New fns.
3221 (clear_die_sizes): Remove.
3222 (print_die): Check die_symbol rather than die_offset.
3223 (build_abbrev_table, output_pubnames, output_aranges): Check
3224 die_mark rather than die_offset.
3225 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
3228 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
3230 * cppfiles.c (lookup_include_file): Rename to open_file.
3231 Always create a splay tree value, even on syscall failures.
3232 Negative entries indicated by fd == -2.
3233 Re-open files closed in the meantime.
3234 (_cpp_fake_include): Create a negative splay tree entry.
3235 (find_include_file, cpp_read_file): Update for function name
3237 * gcc.gd/cpp/mi4.c: Testcase.
3239 2000-09-21 Nick Clifton <nickc@redhat.com>
3241 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
3242 ARM and THUMB modes.
3244 * config/mcore/mcore.c: Fix compile time warnings.
3245 * config/mcore/mcore-protos.h: Fix compile time warnings.
3247 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3249 * configure.in: Correct test of gcc_cv_glibc.
3250 * configure: Rebuilt.
3251 * config.in: Rebuilt.
3253 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3255 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
3256 (expand_builtin): Handle BUILT_IN_FWRITE.
3258 * builtins.def (BUILT_IN_FWRITE): New entry.
3260 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
3262 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3264 * gcc.c (modify_target): New variable and struct.
3265 (process_command): Handle MODIFY_TARGET_NAME.
3266 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
3267 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
3269 * c-decl.c (finish_decl): Add else's to avoid referencing
3270 TYPE_DOMAIN of an ERROR_MARK.
3272 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
3274 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
3277 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
3279 * config/avr/avr.md (neghi2): Add alternative for input and output
3280 operands in different registers, as in negsi2.
3281 (*negsi2): Remove '*' from the name. Use "movw" if available.
3283 2000-09-19 Jim Wilson <wilson@cygnus.com>
3285 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
3286 HAVE_GAS_HIDDEN macro.
3288 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
3290 * cpplex.c (lex_line): Drop the EOF token for unknown
3291 directives in assembler.
3293 2000-09-19 David Edelsohn <edelsohn@gnu.org>
3295 * configure.in: Allow enable_threads_flag value of "aix". Define
3296 thread_file as "aix" for AIX 4.3 and above.
3297 * configure: Regenerated.
3299 * gthr-aix.h: New file.
3301 * rs6000/t-aix43: Replace soft-float multilib with pthread.
3302 Remove 403 processor multilib match. Fix rios2 processor multilib
3305 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
3306 to return to appropriate csect.
3308 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3310 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
3312 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
3313 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
3316 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
3319 * c-common.c (init_function_format_info): Handle __builtin_printf.
3320 Set `check_function_format_ptr'.
3321 (c_common_nodes_and_builtins): Set `puts_ftype' and
3322 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
3323 __builtin_printf and printf.
3325 * tree.c, tree.h (check_function_format_ptr): Declare.
3327 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
3329 * cppfiles.c (read_include_file): Take no special action for
3332 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
3334 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
3335 rather than that of branch.
3336 (shorten_branches): Don't increment insn_current_address twice.
3338 Undo most of the Wed Jan 27 23:39:53 1999 patch:
3339 * loop.h (struct induction): Delete members derived, ix and last_use.
3340 (struct loop_ivs): Delete members first_increment_giv and
3342 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
3343 recombine_givs): Delete functions.
3344 (find_and_verify_loops): Don't initialize cont_dominator.
3345 (strength_reduce): Lose code to try to find bivs that can be
3346 expressed as givs of another biv, and to convert biv increments
3348 Lose loop_scan_start variable, always use loop->scan_start.
3349 Don't call recombine_givs. Don't handle derived givs.
3350 (record_giv): Don't initialize derived and last_use fields.
3351 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
3353 * unroll.c (derived_regs): Delete static variable.
3354 (unroll_loop): Don't initialize it.
3355 (copy_loop_body): Lose code to handle derived givs.
3356 (find_splittable_givs): Don't check for givs made from biv
3358 Don't set derived_regs.
3360 Fix misapplied earlier patch:
3361 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
3363 (floatsisf2): Generate floatsisf_ie by default.
3364 (floatsisf_i4): Conditional on TARGET_SH4.
3366 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
3367 predicate for the expanders.
3369 2000-09-19 Richard Henderson <rth@cygnus.com>
3371 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
3372 in addition to pentium and pentiumpro symbols.
3373 (CPP_CPU_DEFAULT_SPEC): Likewise.
3375 * c-typeck.c (c_expand_asm_operands): Restore the output tree
3378 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
3379 if the tree has side effects.
3380 (warn_if_unused_value): Do not warn about void constructs.
3382 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
3384 * unroll.c (copy_loop_body): Update LABEL_NUSES before
3385 calling invert_jump.
3387 2000-09-18 Geoff Keating <geoffk@cygnus.com>
3389 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
3392 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3394 * Makefile.in (c-common.o): Depend on diagnostic.h.
3396 * c-common.c: Include diagnostic.h.
3398 (status_warning): New function.
3399 (check_format_info, maybe_read_dollar_number, check_format_types,
3400 finish_dollar_format_checking, check_function_format): Accept a
3401 `status' parameter. All callers changed.
3403 * c-common.h (check_function_format): Accept a `status' parameter.
3405 * c-typeck.c: Update call to `check_function_format'.
3407 2000-09-18 Richard Henderson <rth@cygnus.com>
3409 * c-decl.c (c_expand_body): Call mark_varargs before
3410 expand_function_start.
3412 2000-09-18 Geoff Keating <geoffk@cygnus.com>
3414 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
3415 * config/rs6000/eabi-ci.asm: Likewise.
3417 2000-09-18 Richard Henderson <rth@cygnus.com>
3419 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
3422 2000-09-18 Jim Wilson <wilson@cygnus.com>
3424 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
3425 before passing it to fold_rtx_mult_add.
3427 * unroll.c (final_giv_value): Pass increment through
3428 extend_value_for_giv before passing it to emit_iv_add_mult.
3430 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
3431 paradoxical subreg, then directly substitute the replacement and
3434 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
3436 * cpp.texi: Update documentation, including some clarifications,
3437 the treatment of various newline combinations, and space between
3438 backslash and newline.
3440 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3442 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
3443 Replace ASM_OUTPUT_LABELREF with assemble_name.
3445 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3447 * sh.c (addsubcosts): CONST is not cheap.
3448 (find_barrier): For Sh1, take alignment after jumps into account.
3450 2000-09-15 Andrew Haley <aph@redhat.com>
3452 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
3453 remove all SETs of SUBREGs of hard registers.
3454 * function.c (purge_hard_subreg_sets): New function.
3455 (purge_single_hard_subreg_set): New function.
3456 * rtl.h: (purge_hard_subreg_sets): New function.
3458 2000-09-18 Richard Henderson <rth@cygnus.com>
3460 * config/ia64/ia64-protos.h: Update.
3461 * config/ia64/ia64.c (signed_inequality_operator): New.
3462 (ia64_expand_compare): New.
3463 (ia64_register_move_cost): Handle PR_REGS moves.
3464 (ia64_secondary_reload_class): Require a GR when moving to a PR.
3465 (struct reg_write_state): Add written_by_and/or.
3466 (struct reg_flags): Add is_and/or.
3467 (rws_update): Set them.
3468 (rws_access_regno): Test them to allow parallel comparisons.
3469 (rtx_needs_barrier): Recognize parallel comparisons.
3470 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
3471 Call recog_memoized; ignore pred_rel_mutex.
3472 (emit_predicate_relation_info): Don't call find_basic_blocks here.
3473 (ia64_reorg): Do it here instead.
3474 * config/ia64/ia64.h: s/CCmode/BImode/g
3475 (MODES_TIEABLE_P): Don't tie BImode.
3476 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
3477 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
3478 (RTX_COSTS): Make multiply 4 insns.
3479 (MEMORY_MOVE_COST): New.
3480 (PREDICATE_CODES): Update.
3481 * config/ia64/ia64.md: s/CCmode/BImode/g
3482 (movcci, movbi): New.
3483 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
3484 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
3485 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
3486 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
3487 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
3488 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
3489 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
3490 (mulsi, muldi): Use xmpy not xma.
3492 (movcc, movcc_internal): Remove.
3493 (branch expanders): Use ia64_expand_compare.
3494 (setcc expanders): Likewise.
3495 (cmov insns): Use move_operand and ia64_move_ok.
3496 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
3497 scheduler from moving it past a use.
3498 * config/ia64/build.hacks: Remove.
3500 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
3502 * cpphash.h (HASHSTEP): Take character rather than pointer
3504 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
3506 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
3508 * cpplex.c (auto_expand_name_space, trigraph_replace,
3509 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
3510 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
3511 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
3512 KNOWN_DIRECTIVE): Delete.
3514 (handle_newline, check_long_token, skip_escaped_newlines,
3515 unterminated): New functions.
3516 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
3518 (parse_identifier): Was parse_name, new implementation.
3519 (skip_line_comment, skip_block_comment, skip_whitespace,
3520 parse_number, parse_string, trigraph_ok, save_comment,
3521 adjust_column, _cpp_get_line): New implementations.
3523 (lex_token): New function. Lexes a token at a time, looking
3524 forwards. Contains most of the guts of the old lex_line.
3525 (lex_line): New implementation, using lex_token to obtain
3527 (cpp_scan_buffer): Use the token's line, not the list's line.
3529 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
3530 New implementations.
3531 (do_assert): Don't bother setting the answer's list's line.
3532 (cpp_push_buffer): Initialise new pfile and read_ahead members
3533 of struct cpp_buffer.
3535 * cpplib.h (cppchar_t): New typedef.
3536 (struct cpp_buffer): read_ahead, pfile and col_adjust are
3538 (struct lexer_state): New structure that determines the state
3539 and behaviour of the lexer.
3540 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
3541 (struct cpp_reader): New member "state". Rename
3542 multiline_string_line and multiline_string_column. Delete
3543 col_adjust, in_lex_line members.
3544 (CPP_BUF_COLUMN): Update.
3546 2000-09-18 Richard Henderson <rth@cygnus.com>
3548 * combine.c (simplify_comparison): Shift a NOT out of a single
3551 * combine.c (if_then_else_cond): Canonicalize BImode true to
3553 * explow.c (trunc_int_for_mode): Likewise.
3555 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
3556 the NOT for De Morgan's rule.
3557 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
3558 of a comparison to the reverse comparison.
3560 * combine.c (try_combine): Allow split to create a single insn.
3562 * machmode.def: Add BImode. Add a column for bitsize.
3563 * machmode.h (DEF_MACHMODE): Adjust for extra column.
3564 (GET_MODE_BITSIZE): Use it.
3565 * rtl.c (DEF_MACHMODE): Adjust for extra column.
3566 (mode_bitsize): New.
3567 (mode_mask_array): Use bitsize.
3568 * combine.c (combine_simplify_rtx): Require inner and outer
3569 modes to match on nonzero_bits optimizations.
3571 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3573 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
3574 its entry in spill_reg_store.
3575 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
3576 * sh.c (reg_no_subreg_operand): New function.
3577 * sh-protos.h (reg_no_subreg_operand): Declare it.
3578 * sh.h (PREDICATE_CODES): Add it.
3579 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
3580 input operand that needs to be in fpul.
3581 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
3582 * sh.c (find_barrier): Take into account that machine_dependent_reorg
3583 might add new insns.
3585 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
3587 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
3589 (sh_expand_epilogue): Take the PIC register into account when
3590 computing the frame size.
3592 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
3593 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
3594 LABEL_REFs with a PIC-safe unspec.
3596 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3598 * c-common.c (check_format_info): Properly save the argument
3599 number and parameter for $ operand number formats in case width
3600 and precision arguments are also used. Allow printf width and
3601 precision arguments to have operand numbers even if none was
3602 specified for the main format, since this is OK for %*.*m. Only
3603 object to missing $ operand number if the format used requires an
3606 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3608 * c-common.c (format_char_info): Add 'W' flag to comment.
3609 (print_char_table, scan_char_table): Use it.
3610 (check_format_info): Use the 'W' flag to determine whether a
3611 format argument is written into.
3613 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3615 * c-common.c (check_format_types): Reorganise and clean up,
3616 checking earlier for ERROR_MARKs and making cur_type into its
3617 TYPE_MAIN_VARIANT where convenient.
3619 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3621 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
3623 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3625 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
3627 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
3628 * i386.c (struct builtin_description): New.
3629 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
3630 (mmx_reg_operand): Declare MODE arg as unused.
3631 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
3632 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
3633 ix86_expand_binop_builtin, ix86_expand_store_builtin,
3634 ix86_init_builtins, ix86_expand_builtin): New functions.
3635 * i386.h (ix86_builtins): New enumeration.
3636 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
3637 * i386.md (attr length_immediate): 0 for mmx/sse types.
3638 (attr prefix_0f): 1 for mmx/sse types.
3639 (setcc_2): Remove "*" so we get gen_setcc_2.
3640 (emms): Account for changed register numbering. Set "memory" attr
3642 (sfence): Set "memory" attr to unknown.
3644 2000-09-18 Andreas Jaeger <aj@suse.de>
3646 * configure.in: Define _GNU_SOURCE only when using the GNU C
3648 * configure: Regenerated.
3649 * config.in: Regenerated.
3651 2000-09-17 Mark Mitchell <mark@codesourcery.com>
3653 * cppinit.c (cpp_init): Don't use ANSI prototypes.
3654 * flow.c (flow_dump_loop): Likewise.
3655 (flow_loops_dump): Likewise.
3657 * c-typeck.c (c_start_case): Fix typo.
3659 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3661 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
3662 to int for plain complex which defaults to complex double. Do
3663 warn about defaulting to complex double if pedantic. Warn about
3664 complex integer types if pedantic. Warn about complex types if
3665 pedantic and not in C99 mode.
3666 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
3667 for complex conjugation.
3669 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3671 * contrib.texi: Update my entry.
3673 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
3675 * config/avr/avr.md (mcu_enhanced): New attribute.
3676 (mcu_mega): Likewise.
3677 (extendhisi2): Use mcu_enhanced.
3678 (zero_extendhisi2): Likewise.
3679 (call_insn): Use mcu_enhanced and mcu_mega.
3680 (call_value_insn): Likewise.
3681 (*sbrx_branch): Use mcu_mega.
3682 (*sbrx_and_branchsi): Likewise.
3683 (*sbrx_and_branchhi): Likewise.
3684 (*tablejump_lib): Likewise.
3686 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3688 * alias.c (true_dependence): Allow non-unchanging read to conflict
3689 with unchanging write.
3691 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
3692 (store_constructor): Pass alias_set to it.
3694 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
3695 TYPE_MAIN_VARIANT of ERROR_MARK.
3696 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
3698 * simplify-rtx.c (simplify_unary_operation): Add cases
3699 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
3701 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
3703 * expr.h (emit_library_call, emit_library_call_value): Delete
3705 * rtl.h (enum libcall_type): New.
3706 (emit_library_call, emit_library_call_value): Change fn_type arg to
3707 be of type enum libcall_type.
3708 * calls.c: Likewise for the function definitions. Several callers
3709 throughout changed to use the new enumeration appropriately.
3710 (emit_library_call_value_1): Likewise. Put back code to make libcall
3711 blocks of equal form, but only use it for the two new higher
3714 2000-09-16 Mark Mitchell <mark@codesourcery.com>
3716 Convert the C front-end to use function-at-a-time mode.
3717 * c-common.h: Include splay-tree.h.
3718 (C_DECLARED_LABEL_FLAG): New macro.
3719 (struct language_function): Add x_scope_stmt_stack and
3720 x_function_name_declared_p.
3721 (RECHAIN_STMTS): Move definition.
3722 (lang_statment_code_p): Likewise.
3723 (lang_expand_stmt): Likewise.
3724 (lang_expand_decl_stmt): New variable.
3725 (lang_expand_function_end): Likewise.
3726 (current_scope_stmt_stack): New function.
3727 (add_decl_stmt): Likewise.
3728 (add_scope_stmt): Likewise.
3729 (mark_stmt_tree): Likewise.
3730 (struct c_lang_decl): New structure.
3731 (DECL_SAVED_TREE): Define.
3732 (c_mark_lang_decl): New function.
3733 (c_expand_start_cond): Change prototype.
3734 (c_finish_then): New function.
3735 (c_finish_else): Likewise.
3736 (current_function_name_declared): Remove.
3737 (set_current_function_name_declared): Likewise.
3738 (mark_c_language_function): Declare.
3739 (case_compare): Likewise.
3740 (c_add_case_label): Likewise.
3741 (c_expand_expr): Likewise.
3742 (c_safe_from_p): Likewise.
3743 * c-common.c (lang_expand_function_end): New variable.
3744 (struct if_elt): Add if_stmt.
3745 (c_expand_start_cond): Add the if-statement to the statement-tree,
3746 rather than generating RTL.
3747 (c_finish_then): New function.
3748 (c_expand_start_else): Don't generate RTL.
3749 (c_finish_else): New function.
3750 (c_expand_expr_stmt): Don't generate RTL.
3751 (statement_code_p): Add SCOPE_STMT.
3752 (case_compare): New function.
3753 (c_add_case_label): Likewise.
3754 (mark_stmt_tree): Likewise.
3755 (c_mark_lang_decl): Likewise.
3756 (mark_c_language_function): Likewise.
3757 (c_expand_expr): Likewise.
3758 (c_safe_from_p): Likewise.
3759 * c-decl.c (c_stmt_tree): New variable
3760 (c_scope_stmt_stack): Likewise.
3761 (c_function_name_declared_p): Likewise.
3762 (lang_expand_expr_stmt): Remove.
3763 (poplevel): Don't call output_inline_function for nested
3765 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
3767 (redeclaration_error_message): Change means of computing whether
3768 or not a function is nested.
3769 (lookup_label): Don't call label_rtx.
3770 (init_decl_processing): Add more GC roots.
3771 (start_decl): Add DECL_STMTs to the statement-tree, rather than
3772 calling rest_of_decl_compilation.
3773 (finish_decl): Don't call expand_decl.
3774 (store_parm_decls): Begin the statement-tree, but don't generate
3776 (finish_function): Tie off the statement-tree. Call c_expand_body
3778 (c_expand_body): New function.
3779 (push_c_function_context): Save more information.
3780 (pop_c_function_contxt): Likewise.
3781 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
3782 (lang_mark_tree): Mark it.
3783 (current_stmt_tree): Adjust.
3784 (current_scope_stmt_stack): New function.
3786 (set_current_name_declared): Likewise.
3787 (c_begin_compound_stmt): Define.
3788 (c_expand_decl_stmt): Likewise.
3789 * c-lang.c: Include rtl.h and expr.h.
3790 (lang_init): Set more language-specific hooks.
3791 * c-lex.c: Include expr.h.
3792 * c-parse.in: Changes throughout to add statements to the
3793 statement-tree, rather than generating RTL after every statement.
3794 * c-semantics.c (lang_expand_decl_stmt): Define.
3795 (add_decl_stmt): New function.
3796 (add_scope_stmt): Likewise.
3797 (finish_stmt_tree): Tweak.
3798 (genrtl_expr_stmt): Likewise.
3799 (genrtl_decl_stmt): Handle local labels, and call
3800 lang_expand_decl_stmt if required.
3801 (genrtl_for_stmt): Fix line-number handling.
3802 (genrtl_case_label): Handle cleanups.
3803 (genrtl_asm_stmt): Don't call combine_strings.
3804 (genrtl_compound_stmt): Simplify.
3805 (expand_stmt): Handle SCOPE_STMTs.
3806 * c-tree.h (struct lang_decl): New structure.
3807 (C_DECLARED_LABEL_FLAG): Remove.
3808 (c_begin_compound_stmt): Declare.
3809 (c_expand_decl_stmt): Likewise.
3810 (c_expand_start_case): Rename to c_start_case.
3811 (c_finish_case): New function.
3812 * c-typeck.c (start_init): Tweak setting of
3813 constructor_incremental.
3814 (c_expand_asm_operands): Tweak error-handling. Add to the
3816 (c_expand_return): Add to the statement-tree.
3817 (c_expand_start_case): Rename to ...
3818 (c_start_case): ... this.
3819 (struct c_switch): New type.
3820 (switch_stack): New variable.
3821 (do_case): Simplify.
3822 (c_finish_case): New function.
3823 * dependence.c: Include expr.h.
3824 (enum dependence_type): Change spelling of enumerals.
3825 (check_node_dependence): Adjust.
3826 * expr.h (lang_safe_from_p): Declare.
3827 (safe_from_p): Likewise.
3828 * expr.c (lang_safe_from_p): New variable.
3829 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
3830 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
3831 * toplev.c (rest_of_decl_compilation): Robustify.
3832 * tree.c (contains_placeholder_p): Likewise.
3833 * Makefile.in: Update dependencies.
3834 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
3835 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
3836 (objc_expand_function_end): New function.
3837 (finish_method_def): Use it.
3838 (init_objc): Initialize more language-specific hooks.
3839 * objc/Make-lang.in: Update dependencies.
3841 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
3843 * configure.in: Define macros that affect features before
3844 testing for features. Don't define _XOPEN_SOURCE.
3845 * configure: Regenerated.
3846 * config.in: Regenerated.
3848 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
3850 * rtlanal.c (rtx_varies_p): Volatile asms vary.
3851 (rtx_unstable_p): Restructure code. Volatile asms
3854 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3856 * function.h (no_debugging_symbols): New field.
3857 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
3858 Initialize no_debugging_symbols.
3859 (output_inline_function): Save and restore write_symbols and set from
3860 no_debugging_symbols.
3861 * toplev.c (rest_of_compilation): Call save_for_inline.
3862 * tree.h: Update comment.
3864 * stor-layout.c (place_field): Don't do anything if field or
3865 its type are ERROR_MARK.
3867 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
3869 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
3870 (read_include_file): Ensure inc->mmaped is initialized.
3872 2000-09-16 Richard Henderson <rth@cygnus.com>
3874 * cppiles.c (purge_cache): Use PTR not caddr_t.
3876 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
3878 * gcc.c: In description for %{<S}, say the option removed is -S.
3879 * invoke.texi (Spec Files): Ditto.
3881 2000-09-16 Andreas Jaeger <aj@suse.de>
3883 * configure.in: Always define _GNU_SOURCE to make interfaces
3884 visible that were hidden by only defining _GNU_SOURCE.
3885 * configure: Regenerated.
3887 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
3889 * cpplex.c (push_macro_context): Set an argument's level after
3890 calling parse_args. We could loop infinitely otherwise.
3892 2000-09-15 Tom Tromey <tromey@cygnus.com>
3894 * configure, config.in: Rebuilt.
3895 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
3897 2000-09-15 Greg McGary <greg@mcgary.org>
3899 * cppmacro.c (check_trad_stringification): Check token
3900 text pointers against limit before dereferencing.
3902 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
3904 * c-common.c (format_wanted_type): New structure.
3905 (check_format_types): New function.
3906 (check_format_info): Pass all checking of types of format
3907 arguments, including width and precision arguments, to this new
3910 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3912 * BUGS: Remove file.
3914 2000-09-15 Jakub Jelinek <jakub@redhat.com>
3916 * config/alpha/alpha.c (override_options): ev6 cache latencies
3917 from Richard Henderson. Don't allow -mmemory-latency=L0.
3919 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
3920 (TARGET_OPTIONS): Add tune=.
3921 (alpha_tune_string): Declare.
3922 * config/alpha/alpha.c (override_options): Add cpu_table.
3923 Use alpha_cpu_string first to set both alpha_cpu and target_flags
3924 and then alpha_tune_string to set alpha_cpu only.
3925 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
3926 * config/alpha/elf.h (ASM_FILE_START): Likewise.
3927 * config/alpha/osf.h (ASM_FILE_START): Likewise.
3928 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
3930 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
3932 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
3934 (ix86_comparison_operator, ix86_cc_mode): Declare
3935 * i386.h (CCGC, CCGCO): New modes.
3936 (SELECT_CC_MODE): Move offline to ....
3937 * i386.c (ix86_cc_mode): .... here; use new modes.
3938 (ix86_comparison_operator): New.
3939 (fcmov_comparison_operator): Ensure proper mode.
3940 (put_condition_mode): More sanity checking.
3941 (ix86_match_ccmode): Handle new modes.
3942 (ix86_expand_fp_compare): GEU requires CCmode.
3943 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
3945 * i386.md (cmp?i_ccz_1): Remove
3946 (cmp?i_ccno_1): Use ix86_match_ccmode.
3947 (cmp?i_minus_1): New.
3948 (cmpsi_1): New expander.
3949 (cmpqi_ext_1): Use match_ccmode
3950 (cmpqi_ext_3): New expander.
3951 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
3952 (cmpqi_ext_4): Use match_ccmode.
3953 (add?i_?): Use match_ccmode.
3955 (test?i_ccz_1): Remove
3957 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
3958 (testqi_ext_0): Use ix86_match_ccmode.
3959 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
3960 (xorqi_cc_ext_1): New expander.
3961 (shift patterns): Use CCGOCmode for all shifts except for sar.
3962 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
3963 (setcc_3, jcc_3, miv?icc_c): Remove.
3965 2000-09-15 Will Cohen <wcohen@redhat.com>
3967 * dwarf2out.c (add_const_value_attribute): Changed array into a
3968 xmalloced object, so it exists after function exit.
3969 (free_AT): Added case for dw_val_class_float to free allocated
3972 2000-09-15 Kazu Hirata <kazu@hxi.com>
3974 * config/i386/i386.md: Fix a comment typo.
3975 * gcc.c: Fix formatting.
3977 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
3979 * optabs.c (emit_libcall_block): If target is a user variable,
3980 copy to a temporary first.
3981 * expr.c (convert_move): When generating a libcall, make a libcall
3983 * calls.c (emit_library_call_value_1): Don't create a libcall
3984 sequence here; our caller will in most cases do it.
3986 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
3988 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
3989 * sh.md (reload_outsf): Generate recognizable patterns for
3991 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
3992 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
3993 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
3994 truncdfsf2_i4): Change not to use explicit references to fpul.
3995 (floatsisf2_ie): Remove USE of fpscr.
3996 (floatsisf2): Change default expansion to match this.
3997 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
4000 2000-09-15 Richard Henderson <rth@cygnus.com>
4002 * expmed.c (store_bit_field): Consider naturally aligned
4003 memory for direct reference.
4005 2000-09-15 Richard Henderson <rth@cygnus.com>
4007 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
4008 AND addresses into alias set 0.
4009 (alpha_expand_unaligned_store): Likewise.
4010 (alpha_expand_unaligned_load_words): Likewise.
4011 (alpha_expand_unaligned_store_words): Likewise.
4013 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
4015 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
4016 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
4018 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
4019 rsize of UNITS_PER_WORD.
4021 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
4023 * cpplex.c (ON_REST_ARG): Correct the test.
4024 (maybe_paste_with_next): Duplicate a token that fail pasting,
4025 and clear its PASTE_LEFT flag, so that nested pasting attempts
4028 2000-09-14 Richard Henderson <rth@cygnus.com>
4030 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
4031 * cse.c (rtx_cost): Likewise.
4032 * optabls.c (expand_binop): Likewise.
4033 (expand_twoval_binop, prepare_cmp_insn): Likewise.
4034 * regclass.c (copy_cost): Likewise.
4035 * reload1.c (reload_cse_move2add): Likewise.
4037 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
4039 * c-parse.in (reswords): Add _Complex.
4041 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4043 * gcc.1: Delete documentation for -undef preprocessor option.
4045 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4047 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4048 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
4049 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
4050 Remove undefine before config/elfos.h.
4051 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
4053 2000-09-14 Kazu Hirata <kazu@hxi.com>
4055 * invoke.texi (H8/300 Options): Add -ms2600.
4056 * config/h8300.c (h8300_init_once): Output an error when -ms2600
4057 is used without -ms.
4058 * config/h8300.h (TARGET_MAC): New.
4059 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
4060 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
4061 machine other than H8/S2600.
4062 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
4065 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
4067 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
4068 pseudos that refer to the original pseudos, not only to their
4069 equivalent memory locations.
4071 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4073 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
4074 when making new MEM.
4076 * Makefile.in (LN): Remove duplicate definition.
4078 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4080 From Joern Rennecke:
4081 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
4082 on an insn and function_invariant_p returns nonzero for the source,
4083 add a REG_EQUAL note.
4085 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
4087 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
4088 conflict with frame_pointer_rtx.
4090 2000-09-13 Kazu Hirata <kazu@hxi.com>
4092 * loop.c: Fix formatting.
4095 2000-09-13 Richard Henderson <rth@cygnus.com>
4097 * config/ia64/ia64.md (divsf3): New.
4098 (divsf3_internal_lat, divsf3_internal_thr): New.
4099 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
4100 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
4101 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
4102 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
4103 (nmadddf4_alts, nmadddf4_trunc): New.
4104 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
4105 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
4106 (multf3_truncsf_alts, multf3_truncdf_alts): New.
4107 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
4108 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
4109 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
4110 (nmaddtf4_truncdf_alts): New.
4111 (recip_approx): Don't predicate.
4113 2000-09-13 Richard Henderson <rth@cygnus.com>
4115 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
4117 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4119 * flags.h (flag_dump_rtl_in_asm): Declare.
4120 * toplev.c (flag_dump_rtl_in_asm): Define.
4121 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
4122 if -dP is specified.
4123 * rtl.h (print_rtx_head): Declare.
4124 * print-rtl.c (print_rtx_head): Define.
4125 (print_rtx): Print the string pointed to by print_rtx_head
4126 at beginning of each dump line.
4127 (print_rtl): Likewise.
4128 (print_rtl_single): Likewise.
4129 * final.c (final_scan_insn): Dump the insn in the assembly
4131 * gcc.1: Document -dP option.
4132 * invoke.texi (Debugging Options): Likewise.
4134 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4136 * md.texi (Machine Constraints): Document the 68HC11 constraints.
4137 * install.texi (Configurations): Document the 68HC11&68HC12 port.
4138 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
4140 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
4142 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
4143 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
4144 (*clrstrqi): Likewise.
4145 (xorhi3,xorsi3,absqi2): Likewise.
4146 (one_cmplhi2,one_cmplsi2): Likewise.
4147 (addsi3): Two stupid constraint alternatives removed.
4148 (extendhisi2): Use `movw' for enhanced avr cores.
4149 (zero_extendhisi2): Likewise.
4151 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
4153 * alias.c (find_base_term): Use frame_pointer_rtx
4154 when handling an ADDRESSOF.
4156 * cse.c (canon_hash): Handle USE of BLKmode memory.
4157 (cse_insn): Outgoing arguments for a libcall don't
4158 affect any recorded expressions.
4160 2000-09-12 Tom Tromey <tromey@cygnus.com>
4162 * configure, config.in: Rebuilt.
4163 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
4165 2000-09-12 Jakub Jelinek <jakub@redhat.com>
4167 * c-lex.c (lex_string): Use charwidth to compute bytemask.
4168 * expr.c (expand_expr): Don't optimize constant array references
4169 initialized with wide string constants.
4171 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4173 * loop.c (note_set_pseudo_multiple_uses): Correct.
4175 2000-09-12 Jim Wilson <wilson@cygnus.com>
4177 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
4178 else block, and X has side-effects, then fail.
4180 2000-09-12 Greg McGary <greg@mcgary.org>
4182 * config/mips/mips-protos.h
4183 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
4184 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
4185 (PREDICATE_CODES): Add "trap_cmp_op".
4186 * config/mips/mips.c
4187 (trap_cmp_op, mips_gen_conditional_trap): New functions.
4188 * config/mips/mips.md (trap, conditional_trap): New patterns.
4190 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4192 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
4195 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4197 * builtins.c (built_in_decls): New array.
4198 (expand_builtin_fputs): New function.
4199 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
4201 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
4203 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
4205 * tree.h (built_in_decls): New array.
4207 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
4209 * convex.md: Use "+" instead of "=" for outputs wrapped in a
4211 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
4213 2000-09-12 Kazu Hirata <kazu@hxi.com>
4215 * haifa-sched.c: Fix formatting.
4217 * genattrtab.c: Fix formatting.
4219 * unroll.c: Fix formatting.
4221 2000-09-12 Bruce Korb <bkorb@gnu.org>
4223 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
4224 remove obsolete code
4225 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
4226 * fixinc/fixincl.tpl: make non-exported arrays static scope
4227 * fixinc/fixincl.x: regenerate
4228 * fixinc/fixlib.h: Use PARAMS, not _P_
4229 * fixinc/fixtests.c: make a type for the test proc & use it
4230 * fixinc/server.h: Use PARAMS, not _P_
4232 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4234 * c-typeck.c (process_init_element): Avoid union init warnings on
4235 floating point zero. Don't crash on unions containing structs.
4237 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
4239 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
4240 general_movsrc_operand, and remove CONST_INT from
4241 general_movdst_operand.
4243 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4245 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
4246 if a reference to non-fixed hardreg is seen. Otherwise, count hard
4247 regs with a higher cost.
4248 (preferrable): Deal with cases where either cost or regcost is
4250 (cse_insn): Use MAX_COST rather than 10000. Always initialize
4252 (COSTS_N_INSNS): Move definition...
4254 (MAX_COST): New macro.
4255 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
4258 2000-09-11 Mark Mitchell <mark@codesourcery.com>
4260 * c-common.h (genrtl_clear_out_block): Remove.
4261 * c-semantics.c (genrtl_clear_out_block): Remove.
4262 (genrtl_while_stmt): Don't call it.
4263 (genrtl_for_stmt): Likewise.
4265 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4267 * cppfiles.c: Move all default-#defines to top of file.
4268 (open_include_file): Replace by lookup_include_file.
4269 (read_with_read, read_file): Merged into read_include_file.
4270 (stack_include_file, purge_cache): New functions.
4271 (close_cached_fd): Delete.
4272 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
4273 Cache the in-memory buffer, not the file descriptor.
4275 * cpphash.h (struct include_file): Add buffer, st, refcnt,
4277 (xcnew): New utility macro.
4278 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
4279 * cpplib.h (struct cpp_buffer): Remove mapped field.
4281 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4283 * cpplex.c (parse_string): Accept backslash space newline as a
4285 (lex_line): Likewise.
4286 (_cpp_get_token): Remove hard limit on macro nesting.
4288 2000-09-12 Philipp Thomas <pthomas@suse.de>
4290 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
4291 * configure: Rebuilt.
4293 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4295 * flow.c (split_block): Fix update of registers live at
4298 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
4300 * i386.md (add?i_3, add?i_5): New.
4301 (add?i_4): Rename from add?i_3; Fix compare pattern.
4302 (sub?i_3, xor?i_3, ior?i_3): New.
4304 * genrecog.c (write_tree): Output code to clear insn_extract cache.
4305 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
4306 instead of extract_insn and extract_constrain_insn_cache instead of
4307 extract_insn and constrain_operands.
4308 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
4310 (extract_insn): Clear which_alternative.
4311 (constrain_operands): Set which_alternative to -1 when failed.
4312 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
4315 2000-09-11 Matthew Hiller <hiller@redhat.com>
4317 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
4318 on operand 0 to '+'.
4319 (movstricthi): Likewise.
4321 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4323 * loop.h (LOOP_IVS): New macro.
4324 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
4325 (struct loop_ivs): New.
4326 (struct loop_info): Add ivs field.
4327 (reg_iv_type, reg_iv_info): Delete prototype.
4328 (reg_biv_class, loop_iv_list): Likewise.
4329 * loop.c (record_biv, find_life_end): Pass loop argument.
4330 (reg_iv_type): Remove global array and use
4331 field in loop_regs structure within loop_ivs structure.
4332 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
4333 (first_increment_giv, last_increment_giv): Use entry in
4335 (record_initial): Pass ivs pointer.
4336 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
4338 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4340 * loop.h (LOOP_REGS): New macro.
4341 (struct loop_regs): New.
4342 (struct loop_info): Add regs field.
4343 * loop.c (set_in_loop): Remove global array and store
4344 in loop_regs structure as part of loop_info structure.
4345 (n_times_set, may_not_optimize): Likewise.
4346 (reg_single_usage, moved_once): Likewise.
4347 (count_one_set): Add regs argument.
4348 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
4349 (set_pseudo_multiple_uses): Pass regs pointer.
4351 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4353 * unroll.c (iteration_info): Subsume into loop_iterations.
4354 * loop.h (loop_info): New field iv.
4356 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4358 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
4359 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
4360 (flow_loops_update): New prototype.
4361 (flow_loops_find): Add flags to prototype.
4362 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
4363 * flow.c (flow_loop_pre_header_scan): New.
4364 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
4365 (flow_loop_free): Free pre-header root and trace and exit dominators.
4366 (flow_loops_find): New argument flags.
4367 (flow_loops_update): New function.
4368 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
4370 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4372 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
4373 * flow.c (split_block, update_bb_for_insn): New functions.
4375 2000-09-11 Richard Henderson <rth@cygnus.com>
4377 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
4379 2000-09-11 Richard Henderson <rth@cygnus.com>
4381 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
4382 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
4383 (ia64_override_options): Prevent optimizing division for both
4384 latency and throughput.
4385 (rtx_needs_barrier): Handle frcpa.
4386 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
4387 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
4388 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
4389 (TARGET_SWITCHES): Add -minline-divide-min-latency and
4390 -minline-divide-max-throughput.
4391 (PREDICATE_CODES): Update.
4392 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
4393 (zero_extendsidi2): Likewise. Fix typo in f case insn.
4394 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
4395 (extendsftf2): Likewise.
4396 (extenddftf2): Likewise.
4397 (fix_trunctfdi2_alts): New.
4398 (fixuns_trunctfdi2_alts): New.
4399 (madd*4): Rename from madd*3.
4400 (divsi3, modsi3, udivsi3, umodsi3): New.
4401 (divsi3_internal): New.
4402 (divdi3, moddi3, udivdi3, umoddi3): New.
4403 (divdi3_internal_lat, divdi3_internal_thr): New.
4404 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
4405 (recip_approx): New.
4407 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
4409 * print-rtl.c (debug_call_placeholder_verbose): New variable.
4410 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
4412 * integrate.c (copy_rtx_and_substitute): Don't share
4413 LEAF_REG_REMAPpable registers with the inlined function. Don't
4414 share the function value with calling sequences.
4416 2000-09-11 Jakub Jelinek <jakub@redhat.com>
4418 * c-decl.c (do_case): Fix a typo.
4420 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
4421 to a if the comparison is floating mode and not -ffast-math.
4422 * simplify-rtx.c (simplify_ternary_operation): Likewise.
4424 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4426 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
4427 gen_ic_invalidate_line.
4429 2000-09-11 Philip Blundell <pb@futuretv.com>
4431 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
4433 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
4435 * install.texi (LANGUAGES): Update to include new languages.
4438 2000-09-11 DJ Delorie <dj@redhat.com>
4440 * gcc.c (main): Don't warn about unused -B prefixes
4441 (unused_prefix_warnings): remove
4443 2000-09-11 Kazu Hirata <kazu@hxi.com>
4445 * final.c: Fix formatting.
4447 * integrate.c: Fix formatting.
4449 2000-09-11 Geoff Keating <geoffk@cygnus.com>
4451 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
4453 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
4455 * reload.c (regno_clobbered_p): Fix thinko in previous change.
4457 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4459 * gcc.1: Document 68hc11 specific options.
4461 2000-09-10 Geoff Keating <geoffk@cygnus.com>
4463 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
4464 (TARGET_LONG_DOUBLE_128): Define.
4465 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
4466 (LONG_DOUBLE_TYPE_SIZE): Redefine.
4467 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
4468 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
4469 of __LONG_DOUBLE_128__.
4470 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
4472 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
4473 (CPP_SYSV_DEFAULT_SPEC): Define.
4474 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
4475 (INIT_TARGET_OPTABS): Define.
4477 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
4478 (RS6000_UITRUNC): Likewise.
4479 (INIT_TARGET_OPTABS): New macro.
4480 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
4481 (trunc_defined): Delete.
4482 (output_prolog): Don't output .extern definitions for fp->int
4483 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
4484 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
4485 (trunc_defined): Delete.
4486 (RS6000_ITRUNC): Moved to aix.h.
4487 (RS6000_UITRUNC): Likewise.
4488 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
4489 only emit a libcall.
4490 (fixuns_truncdfsi2): Delete.
4491 (trunc_call): Delete.
4492 (trunc_call_rtl): Delete.
4494 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4496 * varasm.c (make_decl_rtl): Restore leading star on
4497 DECL_ASSEMBLER_NAME set for decls with an asmspec.
4499 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4501 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
4502 won't give a spurious error for '#pragma pack()'. Simplify
4503 control flow for readability. 'reset' action is not necessary.
4505 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4507 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
4508 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
4509 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
4510 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
4512 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
4513 profile.c, sdbout.c, tradcif.y, tree.c:
4514 Include defaults.h if not already included.
4515 Don't define the above macros.
4517 * Makefile.in: Update dependencies.
4519 2000-09-10 Mark Mitchell <mark@codesourcery.com>
4521 * c-common.h (add_stmt): Change prototype.
4522 (RECHAIN_STMTS): New macro.
4523 (CASE_LABEL_DECL): Likewise.
4524 (genrtl_case_label): Change prototype.
4525 (c_expand_start_case): Remove prototype.
4526 (build_case_label): Change prototype.
4527 (decl_constant_value): Declare.
4528 * c-common.c (check_case_value): Handle C++'s extensions to C
4530 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
4532 * c-parse.in (stmt): Adjust handling of return statements and case
4534 * c-semantics.c (add_stmt): Return the new statement.
4535 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
4536 returned expression. Directly generate RTL, rather than calling
4538 (genrtl_switch_stmt): Don't call c_expand_start_case.
4539 (build_case_label): Take the LABEL_DECL as input, too.
4540 (genrtl_case_label): Just call add_case_node.
4541 (expand_stmt): Adjust calls to genrtl_return_stmt and
4543 * c-tree.h (c_expand_start_case): Declare.
4544 * c-typeck.c (decl_constant_value): Give it external linkage.
4545 (c_expand_return): Don't call expand_return or expand_null_return;
4546 use genrtl_return_stmt instead.
4547 * stmt.c (struct nesting): Remove num_ranges field.
4548 (add_case_node): Give it external linkage.
4549 (expand_start_case): Don't set num_ranges.
4550 (expand_start_case_dummy): Don't clear it.
4551 (pushcase): Rely on add_case_node to handle `default' labels.
4552 (add_case_node): Handle `default' labels.
4553 * tree.c (tree_int_cst_compare): New function.
4554 * tree.h (tree_int_cst_compare): Declare.
4555 (add_case_node): Likewise.
4557 2000-09-10 Richard Henderson <rth@cygnus.com>
4559 * c-parse.in: Revert last change.
4560 (init_reswords): Do not enter disabled keywords into the ridpointers
4561 table, modulo objc weirdness.
4562 (_yylex): Return the canonical spelling for a keyword.
4564 2000-09-10 Philip Blundell <philb@gnu.org>
4566 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
4567 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
4569 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
4571 * alias.c (find_base_term): Handle ADDRESSOF.
4572 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
4574 2000-09-10 Denis Chertykov <denisc@overta.ru>
4576 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
4577 outputting templates with many lines.
4579 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4581 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
4582 to decide whether 64-bit support must be generated.
4584 2000-09-10 Richard Henderson <rth@cygnus.com>
4586 * c-parse.in (asm patterns): Fix volatile check.
4588 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4590 * cppmacro.c (check_trad_stringification): New function.
4591 (save_expansion): If -Wtraditional, warn about stringification of
4594 2000-09-11 Michael Hayes <mhayes@cygnus.com>
4596 * loop.h (struct loop_mem_info): Move from loop.c
4597 (struct loop_info): Add fields store_mems, mems, mems_idx,
4598 mems_allocated, unknown_address_altered,
4599 unknown_constant_address_altered, num_mem_sets, and
4600 first_loop_store_insn.
4602 * loop.c (loop_store_mems): Replace with field in loop_info struct.
4603 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
4604 (unknown_address_altered, unknown_constant_address_altered): Likewise.
4605 (num_mem_sets): Likewise.
4606 (replace_loop_mems, replace_loop_regs): New.
4607 (struct loop_replace_args): New.
4608 (load_mems): Use replace_loop_mems.
4609 (try_copy_prop): Use replace_loop_regs.
4610 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
4612 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4614 * configure.in: Recognize m6811-elf and m6812-elf.
4615 * configure: Regenerate.
4617 2000-09-09 Geoff Keating <geoffk@cygnus.com>
4619 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
4622 2000-09-10 Michael Hayes <mhayes@cygnus.com>
4624 * loop.c (struct movables): New.
4625 (num_movables): Move into struct movables.
4626 (the_movables): Change type to struct movables.
4627 (ignore_some_movables): Change struct movable arg to struct movables.
4628 (force_movables, combine_movables, regs_match_p): Likewise.
4629 (rtx_equal_for_loop_p, move_movables): Likewise.
4630 (scan_loop): Change movables to be of type struct movables.
4631 Replace last_movable with field in movables structure.
4633 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
4635 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
4636 (init_pragma): Avoid warning if pfile happens to be unused.
4637 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
4638 define init_pragma to nothing. Always prototype
4639 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
4641 * c-lex.c (process_directive): Always call dispatch_pragma.
4642 Initialize entering_c_header to 0.
4644 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4646 * config/m68hc11/m68hc11.md: New file, machine description for
4648 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
4649 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
4650 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
4651 * config/m68hc11/m68hc11-protos.h: New file.
4652 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
4653 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
4654 * config/m68hc11/xm-m68hc11.h: New file, target defs.
4655 * config/m68hc11/larith.asm: New file, libgcc routines.
4657 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4659 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
4660 (FPBIT_FUNCS): Add _usi_to_sf.
4661 * config/fp-bit.c (usi_to_float): New function.
4662 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
4663 (usi_to_float): Add appropriate #define.
4665 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4667 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
4669 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
4670 * i386.md (attr "type"): Add sse and mmx types.
4671 (attr "memory"): Handle them without a crash.
4672 (movsi_1, movdi_2): Allow MMX regs.
4673 (movdi splits): Don't split moves involving MMX regs.
4674 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
4675 (movv4sf_internal, movv4si_internal, movv8qi_internal,
4676 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
4677 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
4678 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
4679 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
4680 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
4681 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
4682 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
4683 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
4684 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
4685 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4686 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4687 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
4688 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
4689 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4690 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4691 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
4692 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
4693 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
4694 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
4695 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
4696 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4697 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4698 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
4699 mmx_clrdi): New patterns.
4701 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
4703 * arm.c: Don't include tm.h directly.
4705 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
4707 * recog.c (validate_replace_rtx_1): Fix confusion about equality
4708 testing; simplify subregs of constants and nested subregs.
4710 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4712 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
4714 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4716 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
4718 * rtl.texi (description of USE): Add note about possible pitfalls
4720 From Richard Henderson:
4721 * reload1.c (choose_reload_regs): Compute need_mode properly.
4723 2000-09-07 Richard Henderson <rth@cygnus.com>
4725 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
4726 (__modsi3, __umodsi3): Likewise.
4727 (__udivsi3): Likewise. Normalize the TFmode values.
4729 2000-09-07 Geoff Keating <geoffk@cygnus.com>
4731 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
4733 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
4736 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4738 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
4739 (cmpeqdi_t): Add output pattern.
4740 (cmpeqdi_t+1): Don't split when not optimizing.
4741 Restore proper splitting operation.
4743 2000-09-07 Richard Henderson <rth@cygnus.com>
4745 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
4746 do not call dispatch_pragma.
4748 2000-09-07 Jim Wilson <wilson@cygnus.com>
4750 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
4751 to CLASS_CANNOT_CHANGE_MODE.
4752 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
4753 mode classes are different.
4755 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4757 * cpplib.h (struct cpp_options): Add user_label_prefix member,
4758 left out of commit which removed cppulp.c.
4760 2000-09-07 Richard Henderson <rth@cygnus.com>
4762 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
4763 after switch for CASE_DROPS_THROUGH.
4765 2000-09-07 Richard Henderson <rth@cygnus.com>
4767 * loop.c (strength_reduce): Call check_ext_dependant_givs.
4768 Properly extend the biv initial value for the giv.
4769 (record_biv): Zero ext_dependant.
4770 (record_giv): New argument ext_val. Update all callers.
4771 (general_induction_var): Likewise.
4772 (consec_sets_giv): Likewise.
4773 (simplify_giv_expr): Likewise. Fill in ext_val if we find
4774 a sign-extend, zero-extend, or truncate.
4775 (combine_givs_p): Make sure modes are compatible.
4776 (check_ext_dependant_givs): New.
4777 (extend_value_for_giv): New.
4778 * loop.h (struct induction): Add ext_dependant.
4779 * unroll.c (iteration_info): Extend the biv initial value for the giv.
4780 (find_splittable_givs): Likewise.
4781 (final_giv_value): Likewise.
4783 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4785 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
4786 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
4787 definitions from cpplib.h.
4788 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
4790 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
4791 documentation for REGISTER_TARGET_PRAGMAS.
4793 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
4794 default-pragma callback to implement -Wunknown-pragmas if
4796 * c-parse.in: Move all includes to top of file.
4797 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
4799 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
4801 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
4803 * arm.h, arm-protos.h, arm.c,
4804 c4x.h, c4x-protos.h, c4x.c,
4805 h8300.h, h8300-protos.h, h8300.c,
4806 i370.h, i370-protos.h, i370.c,
4807 i960.h, i960-protos.h, i960.c,
4808 sh.h, sh-protos.h, sh.c,
4809 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
4810 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
4812 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
4813 multiple include guard.
4814 * i370.md (untyped_call): Use GEN_CALL.
4815 (umodsi3): Remove unused variable.
4816 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
4817 * v850.c (output_move_single, output_move_double): Constify
4819 (print_operand): Constify a char *.
4820 * v850.h (struct small_memory_info): Constify name member.
4822 2000-09-07 Kazu Hirata <kazu@hxi.com>
4824 * config/h8300.h: Fix comment typos.
4825 * config/h8300/h8300.md: Likewise.
4826 * config/h8300/lib1funcs.asm: Likewise.
4828 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
4830 * Makefile.in: Remove references to cppulp.{c,o}.
4831 * cppinit.c (initialize_builtins, cpp_start_read,
4832 cpp_handle_option): Update to use cpp_options structure.
4835 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
4837 * c-common.c (time_char_table): Allow %#b and %#h.
4839 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4841 * reorg.c (find_end_label): If the basic block reorder pass moves the
4842 return insn to some other place try to locate it again and put our
4843 end_of_function_label there.
4844 * reorg.c (relax_delay_slots): Check if find_end_label created a
4845 new label that invalidates the current optimazation.
4847 2000-09-07 Catherine Moore <clm@redhat.com>
4849 * unroll.c (unroll_loop): Check for unconditional jumps
4850 to loop continuation. Delete if n_iterations is 1.
4851 (ujump_to_loop_cont): New routine.
4853 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
4855 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
4857 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
4858 to handle multiword modes correctly. All callers and the declaration
4861 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4863 * c-common.h (prep_stmt): Declare.
4864 (lang_expand_stmt): Likewise.
4865 * c-decl.c (lang_expand_stmt): Remove.
4866 * c-semantics.c (lang_expand_stmt): Define.
4867 (prep_stmt): New function.
4868 (expand_stmt): Handle common statement types here.
4870 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
4872 * configure.in (sh-*-linux*): Added.
4873 * configure: Rebuilt.
4874 * config/sh/t-linux: New file.
4875 * config/sh/sh.h (USERMODE_BIT): Define.
4876 (TARGET_USERMODE): Likewise.
4877 (TARGET_SWITCHES): New switches for the bits above.
4878 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
4879 * config/sh/linux.h: New file.
4880 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
4881 underscore on linux.
4882 (L_sdivsi3, L_udivsi3): Define for linux.
4883 (L_ic_invalidate): Define.
4884 * invoke.texi (SH Options): Document -musermode.
4886 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
4888 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
4889 CSE unless generating PIC.
4891 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
4894 2000-09-06 H.J. Lu (hjl@gnu.org)
4896 * Makefile.in (clean_s1): Depend on stage_b.
4897 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
4898 stage2. They are used for "make compare".
4900 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4902 Move statement-tree facilities from C++ to C front-end.
4903 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
4904 (void_zero_node): New macro.
4905 (struct stmt_tree_s): New type.
4906 (stmt_tree): New typedef.
4907 (struct language_function): New type.
4908 (last_tree): New macro.
4909 (last_expr_type): Likewise.
4910 (walk_tree_fn): New typedef.
4911 (current_stmt_tree): New function.
4912 (begin_stmt_tree): Likewise.
4913 (add_stmt): Likewise.
4914 (finish_stmt_tree): Likewise.
4915 (statement_code_p): Likewise.
4916 (lang_statement_code_p): New variable.
4917 (walk_stmt_tree): New function.
4918 (STMT_IS_FULL_EXPR_P): New macro.
4919 * c-common.c (lang_statement_code_p): New variable.
4920 (c_common_nodes_and_builtins): Initialize void_zero_node.
4921 (statement_code_p): New function.
4922 (walk_stmt_tree): Likewise.
4923 * c-decl.c (language_function): Rename to ...
4924 (c_language_function): ... this. Include language_function.
4925 (push_c_function_context): Adjust accordingly.
4926 (pop_c_function_context): Likewise.
4927 (mark_c_function_context): Likewise.
4928 (current_stmt_tree): Define.
4929 * c-semantics.c (begin_stmt_tree): New function.
4930 (add_stmt): Likewise.
4931 (prune_unused_decls): Likewise.
4932 (finish_stmt_tree): Likewise.
4934 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4936 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
4938 2000-09-06 Kazu Hirata <kazu@hxi.com>
4940 * calls.c: Fix formatting.
4942 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
4944 * config/i386/i386.h (ADDRESS_COST): Fix typo.
4946 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
4948 Integrated preprocessor.
4950 * Makefile.in: Remove all references to c-parse.gperf,
4951 c-gperf.h, and c-parse.h. Remove -d from yacc command line
4952 generating c-parse.c. Update dependencies.
4953 * c-parse.gperf, c-gperf.h: Delete.
4955 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
4956 yy_lim, or yy_get_token. Don't define get_directive_line if
4958 * c-common.h: Add multiple include guard. Define RID values
4959 for every keyword in C, C++, and Objective C. Put all the
4961 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
4962 * c-decl.c (c_decode_option): Handle -lang-objc here.
4963 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
4964 (grokdeclarator): Adjust for new RID scheme.
4965 (extract_interface_info): New stub.
4966 * c-lang.c: Don't declare yy_cur or parse_options.
4967 (lang_init_options): Call cpp_init. Don't call
4969 (lang_init): Don't call check_newline if USE_CPPLIB.
4971 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
4972 Elide lots of unnecessary code if USE_CPPLIB. Delete code
4973 rendered unnecessary by new architecture. Move routines not
4974 shared with C++ to c-parse.in. Maintain a local idea of the
4975 line number. Handle C++ as well as C.
4976 [USE_CPPLIB]: Declare and register callbacks for #ident and
4977 for entering/leaving files.
4978 (init_c_lex, c_lex): Are now the entry points to this file.
4979 (check_newline): Break out directive handling to
4981 (read_ucs, is_extended_char, utf8_extend_token): Moved here
4983 (readescape, parse_float): Overhaul.
4984 (lex_number, lex_string, lex_charconst): Break out of c_lex
4986 (get_fileinfo, update_header_times, dump_one_header,
4987 dump_time_statistics): New and/or moved here from C++.
4988 Support per-file data needed by C++ and per-header timing
4989 statistics (C++ only, at the moment).
4990 * c-lex.h: Update prototypes. Add multiple include guard.
4991 * c-tree.h (struct lang_identifier): Add rid_code field.
4992 (C_IS_RESERVED_WORD, C_RID_CODE): New.
4994 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
4995 reinit_parse_for_function and/or position_after_white_space.
4996 (save_filename, save_lineno): Look ahead before saving.
4997 (label -> identifier ':'): Save file and line before shifting ':'.
4998 (reservedwords): No need to call get_identifier.
4999 (init_parse, finish_parse, yyerror, yylex, yyprint,
5000 make_pointer_declarator): Are now here for C/ObjC.
5001 (rid_to_yy): Conversion table from RID constants to Yacc codes.
5003 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
5004 #pragma registry. Provide dummy implementation of that
5005 interface if !USE_CPPLIB.
5006 * c-pragma.h: Update to match.
5008 * flags.h: Add multiple include guard.
5009 (flag_detailed_statistics): Moved here from C++.
5010 * toplev.c: Define flag_detailed_statistics.
5012 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
5014 * timevar.def (TV_CPP, TV_LEX): New.
5015 * timevar.h: Add multiple include guard.
5017 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
5019 * objc/objc-act.c: Don't mention yy_cur or parse_options.
5020 Initialize cpplib properly. Force lineno to 0 after first
5021 call to check_newline. Don't handle -lang-objc here.
5022 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
5024 2000-09-06 David Edelsohn <edelsohn@gnu.org>
5026 * rs6000.md: Correct function unit definitions for cr_logical and
5028 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
5029 and use portable method for >=0 and floating point >=. Remove
5030 associated matchers.
5032 2000-09-06 Mark Mitchell <mark@codesourcery.com>
5034 * extend.texi: Mark named return value extension as deprecated.
5036 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5038 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
5041 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
5043 * toplev.c (display_help): Fix thinko in documentation.
5045 * diagnostic.h (output_buffer::indent_skip): New fields.
5046 (output_indentation): New macro.
5048 * diagnostic.c (output_indent): New function.
5049 (output_set_prefix, clear_diagnostic_info): Use.
5050 (output_emit_prefix): Predict future indentation.
5052 2000-09-06 DJ Delorie <dj@redhat.com>
5054 * Makefile.in (stage_*): add more dependencies to ensure parallel
5055 builds build correctly
5057 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
5059 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
5060 not bootstrap-lean_f.
5062 2000-09-06 Andreas Schwab <schwab@suse.de>
5064 * mklibgcc.in: Emit rule for libgcc-stage-start.
5065 * Makefile.in (stage1-start, stage2-start, stage3-start,
5066 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
5068 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
5070 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
5071 (update_equiv_regs): Likewise, except for the mn10200 kludge.
5072 (combine_regs): Likewise.
5074 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
5075 * cse.c: Include "basic-block.h".
5076 (struct table_elt): New field REGCOST.
5077 (CHEAP_REG): Delete macro.
5078 (COST): Return 0 for REGs.
5079 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
5080 (notreg_cost): Return 0 for appropriate SUBREGs.
5081 (COSTS_N_INSNS): Return N * 2.
5082 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
5084 (CHEAPER): Use new function preferrable.
5085 (insert): Initialize REGCOST member.
5086 (find_best_addr): Use approx_reg_cost for estimation of register
5088 (cse_insn): Likewise.
5089 * loop.c (iv_add_mult_cost): New function.
5090 (add_cost, shift_cost, mult_cost): Delete variables.
5091 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
5092 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
5093 Make code that detects autoinc opportunities slightly less optimistic.
5094 (simplify_giv_expr): If expression contains other reg that is also a
5095 giv, only increment benefit if this is the only use of that reg.
5096 (consec_sets_giv): Take that change into account.
5097 (combine_givs): Slightly more verbose output.
5099 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
5100 not the cost of an equivalent shift.
5101 * sh-protos.h (addsubcosts): Declare.
5102 * sh.c (addsubcosts): New function.
5103 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
5104 (RTX_COSTS): Tweak. Use addsubcosts.
5105 (ADDRESS_COST): Return higher cost for reg+reg addressing.
5107 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5109 * config/rs6000/rs6000.c (validate_condition_mode): New function.
5110 (branch_comparison_operator): Call validate_condition_mode to
5111 abort rather than returning 0.
5112 (branch_positive_comparison_operator): New function.
5113 (scc_comparison_operator): Call validate_condition_mode to abort
5114 rather than returning 0.
5115 (ccr_bit): Call validate_condition_mode. Update for
5117 (print_operand): Delete %C modifier. Update %E case
5118 to use EQ bit not SO bit.
5119 (rs6000_reverse_condition): New function.
5120 (rs6000_generate_compare): New function.
5121 (rs6000_emit_sCOND): New function.
5122 (rs6000_emit_cbranch): New function.
5123 (output_cbranch): The length of a long branch insn is
5124 now only 8 bytes. Add validate_condition_mode. Use
5125 rs6000_reverse_condition. Remove cror generation.
5127 * config/rs6000/rs6000.h: Update comments.
5128 (PREDICATE_CODES): Add new predicate. Update codes used
5129 by branch_comparison_operator and scc_comparison_operator.
5130 * config/rs6000/rs6000-protos.h: Add prototypes for
5131 new external functions.
5132 * config/rs6000/rs6000.md: Add new scheduling parameters
5133 for cr_logical instructions. Change length of branch
5135 (bCOND patterns): Call rs6000_emit_cbranch.
5136 (sCOND patterns): Call rs6000_emit_sCOND.
5137 (branch patterns): Change lengths to 4.
5138 (cr logical patterns): New.
5140 2000-09-06 Richard Henderson <rth@cygnus.com>
5142 * config/i386/i386.md (call_pop): Fix test for setting
5143 current_function_uses_pic_offset_table.
5144 (call, call_value_pop, call_value): Likewise.
5146 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5148 * timevar.c (timevar_add): Delete.
5149 (timevar_get): Also count time since the selected timer was
5150 last updated. Do not examine the timevar stack if the
5151 selected timer is standalone.
5153 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5155 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
5157 2000-09-05 Jason Merrill <jason@redhat.com>
5159 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
5160 for 'extern' arrays.
5162 2000-09-05 Richard Henderson <rth@cygnus.com>
5164 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
5165 Eliminate final copy from non-trapping case.
5166 (__divdf3, __divsf3): Likewise.
5168 2000-09-05 Richard Henderson <rth@cygnus.com>
5170 * config/ia64/ia64.md (mulhi3): Fix typo last change.
5171 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
5173 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
5175 * Makefile.in: Restructure bootstrap stages to allow clean
5176 restart after failure.
5178 2000-09-05 Richard Henderson <rth@cygnus.com>
5180 * config/ia64.md (movsi and movdi patterns): Allow moves from
5181 8-bit constants to AR registers.
5183 2000-09-05 Richard Henderson <rth@cygnus.com>
5185 * config/ia64/ia64.md (mulhi3): New.
5187 2000-09-05 Richard Henderson <rth@cygnus.com>
5189 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
5190 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
5191 Optimization Guide, minimum latency alternative.
5192 (__moddi3, __udivdi3, __umoddi3): Likewise.
5193 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
5195 2000-09-05 Bruce Korb <bkorb@gnu.org>
5197 * fixinc/fixincl.c (load_file): always read header files
5198 with sizes that are a multiple of the page size.
5199 & use libiberty's getpagesize for determining that.
5201 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
5203 * gcse.c (hash_string_1): Add prototype.
5204 * cse.c (canon_hash_string): Likewise.
5206 2000-09-04 Craig Newell <CraigN@ieee.org>
5208 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
5210 2000-09-04 Andreas Schwab <schwab@suse.de>
5212 * Makefile.in (STAGESTUFF): Remove libgcc.
5213 (stage1-start, stage2-start, stage3-start): Copy the contents of
5214 the libgcc directory explicitly.
5215 (mostlyclean): Clean libgcc.
5217 2000-09-04 Andrew Haley <aph@redhat.com>
5219 * dwarf2out.c: (stack_adjust_offset): New prototype.
5221 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
5223 * combine.c (make_extraction): Fix rtx_cost comparison to
5226 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
5228 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
5229 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
5230 Add '*' to insn pattern name.
5232 2000-09-04 Jakub Jelinek <jakub@redhat.com>
5234 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
5235 use posn - 1 to index into tokens array.
5236 (maybe_paste_with_next): Adjust caller.
5238 2000-09-03 Geoff Keating <geoffk@cygnus.com>
5240 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
5242 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
5243 (REGNO_REG_CLASS): Use symbolic register
5246 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
5248 * arm.c (final_prescan_insn): If the form of a jump insn isn't
5249 recognized, don't try to conditionally execute it.
5251 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
5253 * config/avr/avr.md ("*tablejump_lib"): New pattern.
5254 (call_value_insn): Right length claculation.
5255 (call_insn): Likewise.
5257 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
5259 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
5260 gas_output_limited_string, gas_output_ascii, output_movqi,
5261 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
5262 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
5263 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
5264 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
5265 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
5266 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
5267 Add "const" as needed to remove warnings.
5269 * config/avr/avr.c (avr_override_options, avr_init_once,
5270 function_prologue, function_epilogue, frame_pointer_required_p,
5271 class_likely_spilled_p, order_regs_for_local_alloc,
5272 avr_address_cost, avr_ret_register): Use K&R style arguments.
5273 (initial_elimination_offset, gas_output_limited_string):
5274 Remove ATTRIBUTE_UNUSED from the used arguments.
5275 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
5276 Use local variables src, dest, base to access operands[].
5277 Rename reg_dest to reg_src if that's what it is.
5278 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
5279 constants to LD_REGS if reg_was_0.
5280 (output_reload_insisf): Change arg 3 to insn length and set it.
5281 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
5282 access to 16-bit I/O register pairs.
5283 (avr_address_cost): Lower cost for the above case.
5284 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
5285 may be clobbered, also for LD_REGS.
5286 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
5289 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
5291 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
5292 macro to test_hard_reg_class function.
5293 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
5294 for loading immediate constants to LD_REGS.
5295 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
5298 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
5300 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
5301 * config/avr/libgcc.S: Lost part of the previous patch.
5303 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5305 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
5306 object before calling pthread_mutex_init.
5308 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
5310 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
5311 config/sh/crtn.asm: New files.
5312 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
5313 (crt1.o, crti.o, crtn.o): New targets.
5314 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
5316 * configure: Rebuilt.
5317 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5318 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
5319 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5320 Undefine for config/elfos.h to redefine.
5321 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
5323 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
5325 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
5326 legitimize_pic_address, output_pic_addr_const): Declare.
5327 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
5328 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
5329 (TARGET_SWITCHES): New switch -mprefergot.
5330 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
5331 (PIC_OFFSET_TABLE_REGNUM): Define.
5332 (GOT_SYMBOL_TABLE): Likewise.
5333 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
5334 (ENCODE_SECTION_INFO): Define.
5335 (FINALIZE_PIC): New macros.
5336 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
5337 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
5338 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
5339 (prepare_move_operands): Call emit_pic_move or
5340 emit_pic_const_move if appropriate.
5341 (output_far_jump): For PIC, use braf and output long offset.
5342 (machine_dependent_reorg):
5343 (sh_expand_prologue): Save and initialize the PIC register.
5344 (sh_expand_epilogue): Restore it.
5345 (initial_elimination_offset): Account for it.
5346 (nonpic_symbol_mentioned_p): New function.
5347 (legitimize_pic_address): Likewise.
5348 (output_pic_addr_const): Likewise.
5349 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
5350 (call, call_value): Use them.
5351 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
5352 symPLT_label2reg): New expands.
5353 * invoke.texi (SH Options): Document -mprefergot.
5355 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
5357 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
5358 * gcse.c (hash_string_1): New function.
5359 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
5360 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
5361 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
5362 (canon_hash_string): New function.
5363 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
5364 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
5365 (fold_rtx): Use ASM_OPERANDS accessor macros.
5366 * emit-rtl.c (copy_insn_1): Likewise.
5367 * integrate.c (copy_rtx_and_substitute): Likewise.
5368 * stmt.c (expand_asm_operands): Likewise. Give an
5369 ASM_OPERANDS rtx the mode of the output reg being set from it.
5371 2000-09-01 Fred Fish <fnf@be.com>
5373 * fix-header.c (write_rbrac): Add putc and getc to list of
5374 functions to protect against prior definition as a macro.
5376 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
5378 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
5379 (c_size_type_node): Define.
5380 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
5381 * c-common.c (enum format_lengths, enum format_std_version,
5382 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
5383 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
5384 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
5385 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
5386 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
5387 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
5388 format_types): Define.
5389 (format_char_info, print_char_table, scan_char_table,
5390 time_char_table): Rearrange for new organization of information
5391 about format length modifiers and standard versions.
5392 (T_ST): Redefine to use c_size_type_node.
5393 (check_format_info): Obtain information about length modifiers and
5394 standard versions from tables. Adjust warning message wordings.
5395 Use the name from the user's program for `ll' and `hh' length
5396 modifiers in warning messages. Use more informative names for
5397 wanted types where available (for wchar_t, wint_t, size_t, signed
5398 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
5400 2000-09-01 Jim Wilson <wilson@cygnus.com>
5402 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
5403 * combine.c (distribute_notes): Handle REG_NORETURN.
5404 * rtl.c (reg_note_name): Add REG_NORETURN.
5405 * rtl.h (enum reg_note): Likewise.
5407 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
5409 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
5410 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
5411 (emit_predicate_relation_info): Handle conditional calls with
5413 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
5414 instead of ia64_file_start.
5415 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
5416 * config/ia64/ia64.md (safe_across_calls_all,
5417 save_across_calls_normal): New patterns.
5419 * loop.c (check_final_value): Check for biv use before checking for
5420 giv use. Check for both biv and giv uses. Always set last_giv_use
5421 if there is a giv use.
5423 2000-09-01 Richard Henderson <rth@cygnus.com>
5425 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
5426 (madddi3): Likewise.
5429 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5431 * expr.c (clear_storage): Don't use emit_move_insn unless
5432 either BLKmode or proper size.
5433 (store_constructor): Don't call clear_storage if REG of wrong size.
5435 * flow.c (init_propagate_block_info): Don't mark frame dead at end
5436 of function if returns wiht stack pointer depressed.
5438 2000-09-01 Andrew Haley <aph@redhat.com>
5440 * dwarf2out.c (stack_adjust_offset): New function.
5441 (dwarf2out_stack_adjust): Break out stack adjust logic into
5442 new stack_adjust_offset function. Look inside parallels and
5443 sequences for stack adjustments.
5445 2000-08-31 Jeff Law <law@cygnus.com>
5447 * arm.md: Use no_new_pseudos to determine when it is safe
5448 to create new pseudo registers.
5450 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
5451 when we can safely allocate new registers.
5453 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
5455 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
5456 so that CONCATs are not generated for ASMs.
5457 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
5458 not generating_concat_p.
5459 * function.c (pop_function_context_from): Reset
5460 generating_concat_p.
5461 (prepare_function_start): Likewise.
5462 * rtl.c (generating_concat_p): Define.
5463 * rtl.h (generating_concat_p): Declare.
5464 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
5466 2000-08-22 Philipp Thomas <pthomas@suse.de>
5467 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
5469 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
5472 2000-08-30 Greg McGary <greg@mcgary.org>
5474 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
5475 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
5476 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
5478 2000-08-30 Greg McGary <greg@mcgary.org>
5480 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
5481 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
5482 (TREE_INT_CST): New macro.
5483 * varasm.c (const_hash, compare_constant_1, record_constant_1):
5484 Use new macro TREE_INT_CST.
5486 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
5488 * contrib.texi: Add self.
5490 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
5492 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
5493 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
5496 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5498 * fixinc/gnu-regex.c: Don't define `const'.
5500 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5502 * expr.c (store_constructor): Allow variable bounds of array type.
5503 (expand_expr): Don't blow up if type is ERROR_MARK.
5504 * varasm.c (output_constructor): Don't access lower bound of array
5505 type unless need it if index is supplied (so it can be a variable
5506 if no index is supplied).
5507 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
5508 Other minor cleanups.
5510 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5512 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
5513 for compilations in stage 1 and subsequent stages, respectively.
5514 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
5515 * configure: Rebuilt.
5516 * x-vax, x-vax-gcc: Deleted.
5518 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5520 * c-common.c (declare_function_name): Use func_id_node,
5521 function_id_node, and pretty_function_id_node. Do not make
5522 __func__ visible at file scope.
5523 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
5524 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
5525 (function_id_node, pretty_function_id_node, func_id_node): New
5527 * c-decl.c (init_decl_processing): Initialize function_id_node,
5528 pretty_function_id_node, and func_id_node.
5529 (c_make_fname_decl): Correct comment.
5531 * tree.h (struct tree_identifier): Constify pointer member.
5533 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
5534 * c-pragma.h (struct weak_syms): Constify name and value members.
5535 (add_weak): Constify arguments.
5537 * calls.c (special_function_p): Constify a char *.
5538 (expand_call): Remove variable which is initialized and then
5540 * dependence.c (struct def_use, struct induction, struct subscript):
5541 Constify 'variable' member.
5542 (get_low_bound, have_induction_variable): Constify char * argument.
5543 (find_induction_variable): Add braces to avoid dangling else.
5544 (classify_dependence): Constify char * arrays.
5545 * profile.c (output_func_start_profiler): Constify a char *.
5546 * stor-layout.c (finalize_record_size): Constify a char *.
5547 * tree.c (is_attribute_p): Constify a char *.
5548 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
5550 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
5551 for comprehensibility. Do not call get_identifier if we did
5552 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
5553 create temporary string constants, not ggc_alloc_string. No
5554 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
5555 char * to hold IDENTIFIER_POINTERs.
5557 2000-08-29 Richard Henderson <rth@cygnus.com>
5559 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
5562 2000-08-29 Richard Henderson <rth@cygnus.com>
5564 * reload.c (push_secondary_reload): Allow class == reload_class
5565 if we're using a reload_in/out pattern.
5567 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
5568 the half that does not conflict with the reload register.
5569 (reload_outti): Likewise.
5571 2000-08-29 Kazu Hirata <kazu@hxi.com>
5573 * reload.c: Fix formatting.
5575 * stmt.c: Fix formatting.
5577 * gcc.c: Fix formatting.
5579 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5581 * flags.h (time_report, mem_report): New global flags.
5582 * toplev.c: Define time_report and mem_report.
5583 (f_options): Add -ftime-report and -fmem-report.
5584 (compile_file): Turn on time_report if quiet_flag is off.
5585 Call ggc_print_statistics at very end if mem_report is on.
5586 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
5588 * ggc-common.c (ggc_print_statistics): Rename to
5589 ggc_print_common_statistics; all callers changed. Scale
5590 quantities above 10K to kilobytes and above 10M to megabytes.
5591 * ggc-page.c (ggc_page_print_statistics): Rename to
5592 ggc_print_statistics. Report memory consumed by internal data
5593 structures for each allocation bucket. Scale quantities above
5594 10K to kilobytes and above 10M to megabytes.
5595 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
5596 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
5597 Define tally_leaves always.
5598 (ggc_print_statistics): New function.
5599 * ggc.h: Adjust for renamed functions.
5601 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
5603 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
5604 output_movsisf instead of which_alternative.
5606 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
5608 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
5610 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
5611 (avr_progmem_p): New prototype.
5612 (output_movsisf): Prototype declaration changed.
5613 (output_movqi): New prototype.
5614 (output_movhi): New prototype.
5615 (call_insn_operand): Likewise.
5616 (final_prescan_insn): Likewise.
5617 (avr_simplify_comparision_p): Likewise.
5618 (avr_normalize_condition): Likewise.
5619 (compare_eq_p): Likewise.
5620 (out_shift_with_cnt): Likewise.
5621 (const_int_pow2_p): Likewise.
5622 (output_reload_inhi): Prototype declaration changed.
5624 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
5625 (ldi_reg_rtx): New. rtx for r31.
5626 (avr_init_stack): Initialize as "__stack".
5627 (function_prologue): Use it.
5628 Replace all TARGET_ENHANCED with AVR_ENHANCED.
5629 (avr_mcu_name): Initialize as "avr2".
5630 (avr_enhanced_p, avr_mega_p): New variables.
5631 (mcu_types, avr_override_options): Handle all known MCU types.
5632 Also handle avr1 (only preprocess, assemble and link).
5633 (print_operand): Using of `%K' in output template removed.
5634 (out_movqi_r_mr): Optimized.
5635 (out_movhi_r_mr): Likewise.
5636 (output_movqi): New function.
5637 (output_movhi): Likewise.
5638 (out_movsi_r_mr): Optimized.
5639 (output_movsisf): Compute insn length for `adjust_insn_length'
5640 (out_movqi_mr_r): Optimized.
5641 (out_movhi_mr_r): Optimized.
5642 (adjust_insn_length): Use output_movsisf, output_movqi,
5643 output_movhi for insn length adjusting.
5644 (reg_unused_after): Use dead_or_set_p.
5645 (preferred_reload_class): Now havn't any restriction.
5646 (reg_was_0): New function.
5647 (io_address_p): Likewise.
5648 (const_int_pow2_p): Likewise.
5649 (output_reload_inhi): Likewise.
5650 (output_reload_insisf): Likewise.
5652 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
5653 (LIB_SPEC): Use -lc for all supported devices.
5654 (LIBGCC_SPEC): Use -lgcc for all supported devices.
5655 (AVR_MEGA): Define as avr_mega_p.
5656 (AVR_ENHANCED): New, define as avr_enhanced_p.
5657 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
5658 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
5659 (CRT_BINUTILS_SPECS): Handle all known MCU types.
5660 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
5661 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
5662 (ASM_SPEC): Pass -mmcu=... to the assembler.
5663 Change all -DAVR_* to -D__AVR_*__.
5664 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
5665 Rename library functions to start with two underscores.
5666 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
5668 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
5669 (SUPPORTS_WEAK): Likewise.
5670 (LDI_REG_REGNO): New. Register r31 will be used as temporary
5671 register for loading constants to r0-r14.
5673 * config/avr/avr.md: Replace all TARGET_ENHANCED with
5675 (*mov_r_sp): Removed. Handled by output_movhi.
5676 (*mov_sp_r): Likewise.
5677 (*mov_sp_r_no_interrupts): Likewise
5678 (*mov_sp_r_tiny): Likewise.
5679 (*movqi): Use output_movqi.
5680 (*reload_inqi): New.
5681 (*movhi): Use output_movhi.
5682 (*reload_inhi): New.
5683 (*negsi2): Optimized.
5684 (*negsf2): Likewise.
5685 Added peepholes (define_peephole2) for loading constants to r0-r14
5686 and for using `cpse' command.
5688 * config/avr/libgcc.S: Rename library functions to start with two
5690 Add support for enhanced core.
5691 (_moqhi3): Fix typo, now _modqi3.
5692 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
5693 (__prologue_saves__): Remove test for stack adjust by 0.
5694 (__tablejump__): New.
5696 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
5697 Add multilib support.
5699 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
5701 * loop.c (prescan_loop): Don't check unknown_address_altered
5702 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
5703 to loop_store_mems as necessary.
5704 (loop_invariant_p): Don't check unknown_address_altered
5705 or unknown_constant_address_altered.
5707 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5709 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
5711 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5713 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
5714 print just the filename.
5715 * cpplex.c (_cpp_run_directive): Add additional argument, the
5716 name to give the synthetic buffer. This defaults to
5717 translated "<command line>".
5718 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
5720 (_cpp_define_builtin): New function.
5721 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
5722 * cpphash.h: Update prototypes.
5724 * tradcpp.c (main): Process -D and -U simultaneously, in the
5725 order they appeared on the command line.
5727 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5729 * c-decl.c (define_label): Call warning_with_file_and_line and
5730 error_with_file_and_line instead of plain warning or error.
5732 * c-parse.in (label): Use save_filename/save_lineno to ensure
5733 correct values for calls to define_label.
5735 2000-08-29 Mark Mitchell <mark@codesourcery.com>
5737 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
5739 * expr.c (expand_expr, case TARGET_EXPR): Don't call
5741 * tree.h (get_file_function_name): Remove two duplicate
5744 2000-08-28 Kazu Hirata <kazu@hxi.com>
5746 * tree.c: Fix formatting.
5748 * xcoffout.c: Fix formatting.
5750 2000-08-28 Jason Merrill <jason@redhat.com>
5752 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
5754 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5756 * dwarf2out.c (dwarf2out_finish): Don't bother calling
5757 break_out_includes if it won't do anything.
5759 2000-08-28 Richard Henderson <rth@cygnus.com>
5761 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
5762 (find_reloads): Likewise.
5763 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
5764 (reload_inhi): Likewise.
5766 2000-08-28 Richard Henderson <rth@cygnus.com>
5768 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
5769 (call_insn_operand): Don't expect a surrounding mem.
5770 (constant_call_address_operand): Likewise.
5771 * config/i386/i386.h (PREDICATE_CODES): Update.
5772 * config/i386/i386.md (call patterns): Move the match_operand
5773 for the call destination inside the mem.
5775 2000-08-28 Richard Henderson <rth@cygnus.com>
5777 * local-alloc.c (requires_inout): Don't use reserved range for
5778 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
5779 * recog.c (asm_operand_ok): Likewise.
5780 (preprocess_constraints, constrain_operands): Likewise.
5781 * regclass.c (record_reg_classes): Likewise.
5782 * reload.c (find_reloads): Likewise.
5783 * reload1.c (maybe_fix_stack_asms): Likewise.
5784 (reload_cse_simplify_operands): Likewise.
5785 * stmt.c (expand_asm_operands): Likewise.
5787 * md.texi: Update constraints documentation.
5788 * tm.texi (EXTRA_CONSTRAINT): Update.
5790 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5792 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
5793 (print_die): If we don't know the offset of the
5794 target die, try the symbol. Add a trailing newline.
5795 (reverse_all_dies): New fn.
5796 (dwarf2out_finish): Call it.
5797 (break_out_includes): Reorganize for clarity.
5798 (add_sibling_attributes): Don't call reverse_die_lists.
5799 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
5801 * flags.h: Add flag_eliminate_dwarf2_dups.
5802 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
5804 2000-08-28 Jason Merrill <jason@redhat.com>
5806 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
5807 * dwarf2out.c: #include "md5.h".
5808 (DIE_LABEL_PREFIX): New macro.
5809 (dw_val_struct): Add 'external' flag to val_die_ref.
5810 (add_AT_die_ref, AT_ref): Adjust.
5811 (AT_ref_external, set_AT_ref_external): New fns.
5812 (build_abbrev_table): Call set_AT_ref_external.
5813 (value_format): Call AT_ref_external.
5814 (die_struct): Add die_symbol field.
5815 (new_die): Clear it.
5816 (dwarf_tag_name): Handle BINCL/EINCL.
5817 (dwarf2out_start_source_file): Add BINCL DIE.
5818 (dwarf2out_end_source_file): Add EINCL DIE.
5819 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
5820 (loc_checksum, attr_checksum, die_checksum): New fns.
5821 (is_type_die, is_comdat_die, is_symbol_die): New fns.
5822 (compute_section_prefix, assign_symbol_names): New fns.
5823 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
5824 (output_die): Call output_die_symbol and AT_ref_external.
5825 (output_comdat_comp_unit): New fn, split out from...
5826 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
5828 (output_pubnames, output_aranges): Abort if we see entries from
5830 * toplev.h: Declare file_name_nondirectory.
5831 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
5832 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
5833 (debug_start_source_file): Call dwarf2out_start_source_file
5834 regardless of debug verbosity.
5835 (debug_end_source_file): Similarly.
5836 * tree.h: Declare clean_symbol_name.
5837 * tree.c (clean_symbol_name): Split out from...
5838 (get_file_function_name_long): ...here.
5840 * dwarf2out.c (new_loc_descr): Use calloc.
5841 (splice_child_die): Remove the die from the right parent.
5842 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
5844 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5846 * toplev.c (decode_g_option): Don't give warning for unknown -g
5847 option; return 0 instead.
5848 (main): If -g option is not recognized by front end or
5849 language-independent code, give warning.
5851 2000-08-28 Greg McGary <greg@mcgary.org>
5853 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
5854 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
5855 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
5857 2000-08-27 Greg McGary <greg@mcgary.org>
5859 * cpplex.c (parse_string): Don't look for backslash
5860 before first char in `namebuf'.
5861 * loop.c (strength_reduce): Skip NOTEs.
5863 2000-08-27 Jason Merrill <jason@redhat.com>
5865 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
5866 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
5867 TREE_ASM_WRITTEN, either.
5868 (finish_decl): Adjust.
5870 2000-08-28 Philipp Thomas <pthomas@suse.de>
5872 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
5873 they have been incorporated into the gettext CVS. Change the text to
5874 reflect the current status of NLS. Add instructions for accessing
5875 the gettext CVS and add the patch from Martin v. Loewis.
5877 2000-08-27 Geoff Keating <geoffk@cygnus.com>
5879 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
5880 by using gen_lowpart_common.
5881 (movdi_internal64+6): Likewise.
5883 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
5885 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
5888 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
5889 numbers to the ranges used by GDB.
5891 2000-08-25 Richard Henderson <rth@cygnus.com>
5893 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
5894 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
5895 (ia64_expand_prologue): Likewise.
5896 (ia64_setup_incoming_varargs): Set it. Properly skip the current
5897 argument for stdargs.
5899 2000-08-25 Jason Merrill <jason@redhat.com>
5901 * integrate.c (expand_inline_function): Pull out the original decl.
5903 2000-08-25 Jim Wilson <wilson@cygnus.com>
5905 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
5907 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
5909 2000-08-25 Greg McGary <greg@mcgary.org>
5911 * flow.c (dump_edge_info): Use ARRAY_SIZE.
5912 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
5914 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
5916 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
5918 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
5920 * i386.c (ix86_find_base_term): New.
5921 * i386-protos.h (ix86_find_base_term): Prototype.
5922 * i386.h (FIND_BASE_TERM): Define.
5923 * alias.c (find_base_term): Use it.
5924 * tm.texi (FIND_BASE_TERM): Document it.
5926 * alias.c (true_dependence, write_dependence_p): Unchanging
5927 memory can't conflict with non-unchanging memory.
5929 * alias.c (memrefs_conflict_p): A BLKmode reference
5930 to a symbol (or CONST_INT address) always conflicts
5931 with a reference to another symbol.
5933 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
5935 * c-common.c (time_char_table): Don't allow width and flags with
5938 2000-08-25 Jakub Jelinek <jakub@redhat.com>
5940 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
5941 way as LT and LTU when the second operand has 0 in low word.
5943 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5945 * basic-block.h (struct loop): Rename `exits' field to
5946 `exit_edges'. Add `entry_edges' and `num_entries' fields.
5948 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
5949 (flow_loop_entry_edges_find): Add.
5950 (flow_edge_list_print): Rename from flow_exits_print.
5951 (flow_loops_find): Call flow_loop_entry_edges_find.
5952 (flow_loop_dump): Dump entry_edges list.
5953 (flow_loops_free): Free entry_edges.
5955 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5957 * loop.c (loop_dump_aux, debug_loop): New functions.
5958 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
5960 * flow.c (flow_loops_dump): Add callback parameter.
5961 (flow_loop_dump): Add callback parameter and call it. Move
5962 loop note debugging code to loop_dump_aux.
5964 * basic-block.h (flow_loop_dump): Add callback parameter
5965 (flow_loops_dump): Likewise.
5967 * toplev.c (rest_of_compilation): Add NULL callback function pointer
5968 to call to flow_loops_dump.
5970 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5972 * loop.c (count_loop_regs_set): Replace start and end arguments
5973 with loop argument. All callers udated.
5975 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5977 * loop.c (constant_high_bytes): Delete.
5979 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5981 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
5982 and NOTE_INSN_LOOP_VTOP to...
5983 (find_and_verify_loops) ...here.
5985 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
5987 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
5988 (fini_dummy, init_dummy): Use it.
5990 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
5992 * cpplex.c (is_macro_disabled): Caller has already checked
5993 that we're not a preprocessed file.
5995 2000-08-24 Mark Mitchell <mark@codesourcery.com>
5997 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
5998 (c-iterate.o): Remove target.
5999 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
6000 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
6001 (finish_decl): Don't handle iterators.
6002 (grokdeclarator): Likewise.
6003 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
6004 * gcc/c-gperf.h: Regenerated.
6005 * gcc/c-iterate.c: Removed.
6006 * gcc/c-lex.c (init_lex): Don't handle iterators.
6007 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
6008 (compstmt_primary_start): Remove push_iterator_stack call.
6009 (stmt): Don't allow iterator statements. Replace iterator_expand
6010 with expand_expr_stmt.
6011 (all_iter_stmt): Remove.
6012 (all_iter_stmt_simple): Likewise.
6013 (all_iter_stmt_with_decl): Likewise.
6014 * gcc/c-tree.h (ITERATOR_P): Remove.
6015 (ITERATOR_BOUND_P): Likewise.
6016 (init_iterators): Remove declaration.
6017 (iterator_expand): Likewise.
6018 (iterator_for_loop_start): Likewise.
6019 (iterator_for_loop_end): Likewise.
6020 (iterator_for_loop_record): Likewise.
6021 (push_iterator_stack): Likewise.
6022 (pop_iterator_stack): Likewise.
6023 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
6024 (readonly_warning): Likewise.
6025 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
6027 2000-08-24 Jim Wilson <wilson@cygnus.com>
6029 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
6030 Copy type in a TYPE_DECL, just like pushdecl does.
6032 2000-08-24 Richard Henderson <rth@cygnus.com>
6034 * toplev.c (main): Enable flag_reorder_blocks at -O2.
6036 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6038 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
6039 asked for one page, allocate GGC_QUIRE_SIZE of them and put
6040 the extras on the free list.
6041 (release_pages): Clean up.
6042 (ggc_set_mark): Don't adjust G.allocated here...
6043 (sweep_pages): ... do it here.
6045 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6047 * cppfiles.c (read_include_file): Rearrange initializations.
6049 2000-08-24 Richard Henderson <rth@cygnus.com>
6051 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
6053 * config/ia64/ia64-protos.h: Update.
6054 * config/ia64/ia64.c (gr_register_operand): New.
6055 (fr_register_operand, grfr_register_operand): New.
6056 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
6057 (grfr_reg_or_8bit_operand): New.
6058 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
6059 use gr_register_operand.
6060 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
6061 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
6062 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
6063 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
6064 (fr_reg_or_fp01_operand): Likewise.
6065 (not_postinc_memory_operand): New.
6066 (ia64_split_timode): Remove unused variables.
6067 (rtx_needs_barrier): Check arguments to cmpxchg.
6068 (builtin_description): Remove.
6069 (bdesc_2argsi, bdesc_2argdi): Remove.
6070 (ia64_init_builtins): Declare all builtins directly.
6071 (ia64_expand_fetch_and_op): Rewrite to be called from
6072 ia64_expand_builtin directly. Use expand_binop and co.
6073 (ia64_expand_op_and_fetch): Likewise.
6074 (ia64_expand_compare_and_swap): Likewise.
6075 (ia64_expand_binop_builtin): Remove.
6076 (ia64_expand_lock_test_and_set): New.
6077 (ia64_expand_lock_release): New.
6078 (ia64_expand_builtin): Use them.
6079 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
6080 (EXTRA_CONSTRAINT): Use it.
6081 (PREDICATE_CODES): Update.
6082 * config/ia64/ia64.md (*): Use gr_register_operand and co.
6083 (mf): Indicate that we set memory as well as use it.
6084 (fetchadd_acq_si): Show memory being modified as well.
6085 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
6086 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
6087 (lock_test_and_set_si, lock_test_and_set_di): Remove.
6088 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
6089 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
6090 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
6091 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
6092 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
6093 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
6094 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
6095 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
6096 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
6097 return type. Pretty print definitions.
6099 2000-08-24 Jim Wilson <wilson@cygnus.com>
6101 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
6102 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
6104 2000-08-24 Jason Merrill <jason@redhat.com>
6106 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
6107 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
6108 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
6109 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
6111 2000-08-24 Greg McGary <greg@mcgary.org>
6113 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
6114 and extendtab within their proper array boundaries.
6115 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
6116 for the entire array.
6118 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
6119 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
6120 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
6121 * config/fr30/fr30.c (fr30_print_operand): Likewise.
6122 * config/i386/dgux.c (output_options): Likewise.
6123 * config/i386/dgux.h (ASM_FILE_START): Likewise.
6124 * config/m88k/m88k.c (output_options): Likewise.
6125 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
6126 * config/mcore/mcore.c (mcore_output_inline_const_forced,
6127 layout_mcore_frame, handle_structs_in_regs): Likewise.
6128 * config/mips/mips.c (output_block_move): Likewise.
6129 * config/rs6000/rs6000.c (rs6000_override_options,
6130 rs6000_file_start): Likewise.
6131 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
6132 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
6133 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
6134 * builtins.c (expand_builtin_setjmp): Likewise.
6135 * expr.c (safe_from_p): Likewise.
6136 * flow.c (life_analysis): Likewise.
6137 * fold-const.c (size_int_type_wide): Likewise.
6138 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
6139 * genattrtab.c (make_length_attrs): Likewise.
6140 * genopinit.c (gen_insn): Likewise.
6141 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
6142 * global.c (global_alloc): Likewise.
6143 * local-alloc.c (find_free_reg): Likewise.
6144 * mips-tdump.c (print_symbol): Likewise.
6145 * mips-tfile.c (parse_def, parse_input): Likewise.
6146 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
6147 * stmt.c (expand_nl_goto_receiver): Likewise.
6148 * stor-layout.c (set_sizetype): Likewise.
6149 * varasm.c (decode_reg_name): Likewise.
6150 * toplev.c (decode_f_option, decode_W_option,
6151 set_target_switch, print_switch_values): Likewise.
6152 (NUM_ELEM): Remove macro.
6153 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
6155 2000-08-24 Greg McGary <greg@mcgary.org>
6157 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
6158 (MAIN_NAME_P, main_identifier_node): New macros.
6159 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
6160 * c-decl.c (start_decl, grokdeclarator, start_function,
6161 store_parm_decls, finish_function): Use MAIN_NAME_P.
6162 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
6163 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
6164 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6165 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
6167 2000-08-24 Greg McGary <greg@mcgary.org>
6169 * cppfiles.c (actual_directory): Don't write beyond `dir'
6170 when it contains "".
6171 * real.c (asctoeg): Stay within bounds of etens[][].
6173 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6175 * dependence.c (dependence_string, direction_string,
6176 dump_one_node, dump_node_dependence): Hide unused identifiers.
6177 (get_low_bound, normalize_coefficients): Match definition to
6179 (get_one_coefficient): Initialize variables `value0_is_idx' and
6181 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
6182 (ziv_test): Delete variable `idx', use parameter `sub' instead.
6183 (direction_merge): Avoid automatic aggregate initialization.
6184 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
6185 Initialize variables `dest_idx' and `src_idx'.
6186 (end_dependence_analysis): Avoid C89 style function definition.
6188 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
6190 * c-common.c (time_char_table): Don't allow width with %F.
6191 (check_format_info): Don't allow "Z" length with scanf.
6193 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
6195 * diagnostic.c (finish_diagnostic): Define.
6196 (output_do_printf): Use wrap_text instead of output_add_string.
6197 (default_print_error_function): Avoid embedded '\n'.
6199 * diagnostic.h (flush_diagnostic_buffer): Declare.
6201 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
6203 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
6205 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
6207 * Makefile.in (GCC_PASSES): Add specs.
6209 2000-08-23 Jim Wilson <wilson@cygnus.com>
6211 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
6212 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
6213 EHANDLER nor UHANDLER bit is set.
6214 (__get_except_table): Likewise.
6216 2000-08-23 Nick Clifton <nickc@redhat.com>
6218 * config/arm/lib1funcs.asm: Replace upper case condition codes
6219 with lower case versions.
6221 * config/arm/arm.h (STRUCT_VALUE): Define.
6222 (STRUCT_VALUE_REGNUM): Delete.
6224 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
6226 * cpphash.h (IN_I): New flag for directive table.
6227 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
6229 (_cpp_check_directive): If -fpreprocessed, execute directives
6230 marked with IN_I. Issue no warnings in this case.
6231 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
6233 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
6235 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
6237 (check_format_info): Support printf 'I' flag; warn about it with
6240 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
6242 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
6243 barrier can't be ignored by the alias analysis code.
6245 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
6247 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
6248 works inside fixincl.
6250 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
6252 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
6253 simplify_relational_operation() unless both operands are of
6255 * cse.c (fold_rtx): Likewise.
6257 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
6259 * rtlanal.c (rtx_unstable_p): The pic register is stable
6260 (within one function) and the actual rtx should be used
6261 when checking the registers.
6262 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
6264 * alias.c (true_dependence, write_dependence_p): Fix
6265 bug in previous patch.
6267 * i386.c (ix86_GOT_alias_set): New.
6268 (legitimize_pic_address): Use it.
6270 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
6271 only stable if its address is stable.
6272 (rtx_varies_p): An unchanging MEM can't vary if
6273 its address doesn't vary.
6275 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6277 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
6279 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6281 * vax.h (ASM_SPEC): Pass `-J' to assembler.
6282 * x-vax-gcc: New file for bootstrapping with gcc.
6283 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
6284 * configure.in: Use x-vax-gcc with gcc.
6285 * configure: Rebuilt.
6287 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6289 * toplev.c (rest_of_compilation): Rebuild label notes after
6290 post-reload splitting pass if new labels have been created.
6292 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6294 * diagnostic.h (output_buffer_state): New macro.
6295 * diagnostic.c (diagnostic_for_decl, sorry,
6296 default_print_error_function, output_do_verbatim,
6297 report_diagnostic, report_problematic_module): Use it.
6299 (output_format): Use wrap_text instead of maybe_wrap_text.
6301 2000-08-22 Nick Clifton <nickc@redhat.com>
6303 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
6304 Common code for ARM divide and modulus functions.
6305 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
6307 (FUNC_END): New macro: Common code at the end of the division and
6309 (THUMB_FUNCTION_START): New macro: Common code at the start of
6311 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
6313 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6315 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
6317 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
6318 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
6321 2000-08-22 Nick Clifton <nickc@redhat.com>
6323 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
6324 restorative additions, test for bottom bits of IP being set,
6325 rather than relying upon the RORs not matching.
6328 2000-08-22 David Edelsohn <edelsohn@gnu.org>
6330 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
6331 text_section() as appropriate instead of emitting text csect
6333 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
6334 (UNIQUE_SECTION): Define macro.
6335 (ASM_OUTPUT_SECTION_NAME): Define macro.
6336 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
6337 on AIX if debugging and -fdata-sections always.
6339 2000-08-22 Steven King <sxking@uswest.net>
6341 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
6343 (LDBL_MAX): Same here.
6345 2000-08-22 Richard Henderson <rth@cygnus.com>
6347 * flow.c (tidy_fallthru_edge): Update b->end properly.
6349 2000-08-22 Stan Cox <scox@redhat.com>
6351 * Makefile.in (OBJS): Add dependence.o.
6352 * dependence.c: New file.
6354 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
6356 * calls.c (check_sibcall_argument_overlap_1): Adjust for
6358 (check_sibcall_argument_overlap): Likewise.
6360 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
6362 * invoke.texi (SH Options): Document -m4-nofpu,
6363 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
6364 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
6366 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
6368 * c-common.c (check_format_info): Give the 'some locales' warning
6369 for strftime %Ey rather than the unconditional 'only last 2 digits
6372 2000-08-22 Richard Henderson <rth@cygnus.com>
6374 * alias.c (init_alias_analysis): Do not register
6375 struct_value_incoming_rtx or static_chain_rtx as pointing
6378 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
6380 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
6382 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6384 * diagnostic.h (report_problematic_module): Declare.
6385 * diagnostic.c (report_problematic_module): New function.
6386 (report_error_function): Tweak.
6388 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6390 * stmt.c (expand_goto_internal, fixup_gotos): Only check
6391 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6393 2000-08-21 Richard Henderson <rth@cygnus.com>
6395 * flow.c (calculate_global_regs_live): Mark frame pointer live
6396 everywhere before reload.
6398 2000-08-21 Jim Wilson <wilson@cygnus.com>
6400 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
6401 INTEL_EXTENDED_IEEE_FORMAT.
6402 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
6403 clear last two bytes of output FP value.
6405 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
6407 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
6409 2000-08-21 Jakub Jelinek <jakub@redhat.com>
6411 * unroll.c (loop_find_equiv_value): If ret is modified between
6412 insn and loop_start, ret might not be equivalent to reg.
6414 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6416 * c-common.c (init_dollar_format_checking,
6417 maybe_read_dollar_number, finish_dollar_format_checking): New
6419 (dollar_arguments_used, dollar_arguments_count,
6420 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
6422 (check_format_info): Support $ formats for scanf and printf width
6423 and precision. Always increment format_chars to advance past the
6424 '*' of precision, not just when the format parameters are
6427 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6429 * mips.c (block_move_loop, expand_block_move,
6430 function_arg_partial_nregs, save_restore_insns, function_prologue,
6431 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
6433 (function_arg_advance, function_arg): Match argument to format
6436 2000-08-21 Nix <nix@esperi.demon.co.uk>
6438 * gcc.c (do_spec_1): Implement %j spec flag.
6439 Remove dead comment.
6441 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
6442 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
6443 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
6444 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
6446 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
6447 writable) instead of hardcoded value.
6449 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
6451 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
6454 * gcc.c (cc1_options): Do not process -o or run the assembler if
6456 * objc/lang-spec.h: Likewise.
6458 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
6460 * fixinc/fixincl.c (fix_with_system): Pipe the output of
6461 "external" fixes through `cat', to avoid truncating the input
6462 file by redirection.
6464 2000-08-21 Jakub Jelinek <jakub@redhat.com>
6466 * config/i386/i386.md (lea_general_1): Copy insn condition to split
6468 (lea_general_2, lea_general_3): Likewise.
6470 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6472 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
6473 warnings to user code.
6475 * c-lex.c (readescape, yylex): Likewise.
6477 * c-typeck.c (store_init_value, process_init_element): Likewise
6478 (c_expand_start_case): Format.
6480 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
6482 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
6484 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
6485 and linker_endian_spec to endian_spec.
6486 (ENDIAN_SPEC): Add %{EB} and %{EL}.
6487 (LINK_SPEC): Remove %{EB} and %{EL}.
6488 (ASM_SPEC): Likewise. Use %(endian_spec).
6490 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6492 * c-tree.h (flag_hosted): Move declaration from here...
6493 * c-common.h (flag_hosted): ... to here.
6494 (flag_noniso_default_format_attributes): New declaration.
6495 * c-decl.c (flag_noniso_default_format_attributes): New variable.
6496 (c_decode_option): Set it appropriately for options choosing
6497 language standard variant.
6498 * c-common.c (init_function_format_info): Only provide default
6499 format attributes if flag_hosted. Only provide the gettext
6500 formats if flag_noniso_default_format_attributes. Update
6502 (check_format_info): Disable treatment of %a as a scanf flag in
6505 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6507 * c-common.c (scan_char_table): Add 'w' to flags for all formats
6509 (check_format_info): Set 'wide' for scanf format widths. Warn for
6510 a zero scanf width. Make the check for writing into a constant
6511 object at the first level of indirection; at later levels, warn if
6512 any type qualifiers are encountered.
6514 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
6516 * reload.c (reload_inner_reg_of_subreg): New function broken out of
6518 (push_reload): Use reload_inner_reg_of_subreg.
6519 (combine_reloads): Do not combine reloads if the input reload
6520 is a SUBREG in which the inner part will need reloading.
6522 * global.c (global_alloc): Avoid passing dumpfile argument to
6524 * toplev.c (rest_of_compilation): Likewise.
6525 * reload.h (reload): Remove dumpfile argument. Callers changed.
6526 (debug_reload, debug_reload_to_stream): Move prototypes here.
6527 * rtl.h (reload): Remove dumpfile argument.
6528 * reload.c (debug_reload): Remove prototype.
6529 (debug_reload_to_stream): Likewise.
6530 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
6533 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6535 * diagnostic.c (context_as_prefix): Export.
6536 (need_error_newline): Remove.
6537 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
6538 (error_module_changed, record_last_error_module,
6539 error_function_changed, record_last_error_function): New functions.
6540 (initialize_diagnostics): Default intialize
6541 lang_diagnostic_starter, lang_diagnostic_finalizer.
6542 (init_output_buffer): Tweak.
6543 (file_name_as_prefix): New function.
6544 (announce_function, default_print_error_function,
6545 report_error_function, set_diagnostic_context): Tweak.
6547 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
6549 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
6550 condition expression.
6552 2000-08-20 Richard Henderson <rth@cygnus.com>
6554 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
6556 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
6558 * cppinit.c (cpp_init): Set global flag when called.
6559 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
6561 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
6563 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
6564 before `process_directive' so that newlines won't be missed
6566 (cpp_printf): Increment `print->lineno' when newline is emitted.
6568 * cppmain.c (cb_ident): Likewise.
6569 (cb_define): Likewise.
6570 (cb_undef): Likewise.
6571 (cb_include): Likewise.
6572 (cb_def_pragma): Likewise.
6573 (dump_macros_helper): Likewise.
6575 2000-08-20 Richard Henderson <rth@cygnus.com>
6577 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
6578 assigned before a loop.
6580 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
6581 (ashrsi3, lshrsi3): Likewise.
6583 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6585 * c-lang.c: #include diagnostic.h
6586 (c_tree_printer): New function.
6587 (lang_init): Initialize lang_printer.
6589 * Makefile.in (c-lang.o): Depends on diagnostic.h
6591 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6593 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
6595 * diagnostic.c (default_diagnostic_starter,
6596 default_diagnostic_finalizer): New functions.
6597 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
6598 (pedwarn, pedwarn_with_file_and_line, error,
6599 error_with_file_and_line, fatal, warning,
6600 warning_with_file_and_line): Adjust call to report_diagnostic.
6601 (report_diagnostic): Rework.
6602 (set_diagnostic_context): New function.
6604 * diagnostic.h (struct diagnostic_context): New data structure.
6605 (diagnostic_message, diagnostic_argument_list,
6606 diagnostic_file_location, diagnostic_line_location,
6607 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
6608 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
6609 (set_diagnostic_context): Declare.
6610 (report_diagnostic): Change prototype.
6612 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
6614 * fix-header.c (main): Initialize cpplib.
6616 2000-08-19 Michael Meissner <meissner@redhat.com>
6618 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
6619 instructions in it before checking for indirect jumps.
6621 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
6622 in a indirect jump as a potential for conditional execution.
6624 * d30v.h (d30v_init_expanders): Don't declare here.
6625 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
6628 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
6630 * cpp.texi: Add @section for assertions.
6632 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
6634 * loop.c (scan_loop): Use CONST_CALL_P instead of
6635 checking for REG_LIBCALL / REG_RETVAL.
6637 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
6639 * reload1.c (reload_as_needed): Accept dumpfile argument,
6640 pass it to emit_reload_insns.
6641 (emit_reload_insns): Add new dumpfile argument. If non-null
6642 then dump the reloads for each insn into the dumpfile.
6643 (reload): Pass dumpfile to reload_as_needed.
6645 * invoke.texi: Clean up linux-gnu vs linux comments.
6647 2000-08-19 Richard Henderson <rth@cygnus.com>
6649 * config/ia64/ia64.c (reg_or_5bit_operand): New.
6650 (ia64_depz_field_mask): New.
6651 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
6652 (PREDICATE_CODES): Update.
6653 * config/ia64/ia64.md: Update commentary.
6654 (depz_internal): New.
6655 (ashlsi3): Implement directly.
6656 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
6657 (ashldi3): Use shladd.
6658 * config/ia64/ia64-protos.h: Update.
6660 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6662 * toplev.c (independent_decode_option): Always process -g.
6663 Remove third argument, now unused. Adjust caller to match.
6665 2000-08-18 Richard Henderson <rth@cygnus.com>
6667 * combine.c (make_compound_operation): Break after creating
6670 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6672 * cpplib.c (cpp_register_pragma_space): Just return if the
6673 namespace is already registered.
6675 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
6677 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
6678 constant amount. Do not generate ROTL instruction.
6680 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
6682 * config/sh/elf.h: Do not include sh/sh.h.
6683 * config/sh/rtems.h: Likewise.
6684 * config/sh/rtemself.h: Do not include sh/elf.h.
6685 * configure.in: Get them included with `tm_file's.
6686 * configure: Rebuilt.
6688 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
6689 * config/sh/sh.c (fpscr_set_from_mem): Use them.
6691 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6693 * stor-layout.c (compute_record_type): Don't use mode of single
6694 field as mode of record if not integer mode of same type.
6696 * regmove.c (perhaps_ends_bb_p): New function.
6697 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
6698 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
6699 (fixup_match_1): Likewise.
6700 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
6701 avoid signed/unsigned warnings.
6703 * function.c (fixup_var_refs_1, case MEM): Update CODE after
6706 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
6708 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
6709 (_cpp_trigraph_map): Declaration moved from cpplex.c
6711 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
6712 instead of 256. Use consistent test for designated initializers.
6713 (cpp_init): Initialize trigraph_map.
6714 (initialize_standard_includes, parse_option): Use memcmp
6717 * cpplex.c (init_trigraph_map): Remove.
6718 (trigraph_ok, trigraph_replace, lex_line): Refer to
6721 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
6722 (do_unassert): Remove unused "next" local.
6724 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
6726 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
6728 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
6731 2000-08-17 Richard Henderson <rth@cygnus.com>
6733 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
6734 the first insn in a sequence.
6736 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
6738 * alias.c (true_dependence, write_dependence_p): A read
6739 involving a label_ref or the constant pool doesn't create
6742 * rtl.h (unchanging): Improve documentation.
6744 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
6746 * cse.c (insert_regs): Remove unused `regno'.
6748 2000-08-17 Neil Booth <NeilB@earthling.net>
6750 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
6751 remove_dup_dirs. If qtail == brack, remove brack not
6753 (remove_dup_dir, remove_dup_dirs): New functions.
6755 2000-08-17 Neil Booth <NeilB@earthling.net>
6757 * cppinit.c (cpp_cleanup): Free include dir chains.
6758 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
6759 (do_unassert): Free the assert with _cpp_free_definition.
6760 * cppmacro.c (_cpp_free_definition): Free memory allocated for
6761 assertions. Make the node a T_VOID node.
6763 2000-08-17 Neil Booth <NeilB@earthling.net>
6765 * cppinit.c (path_include, append_include_chain):
6766 Remove 2nd parameter (struct cpp_pending *).
6767 (path_include, initialize_standard_includes, cpp_handle_option):
6768 Update callers appropriately.
6769 (cpp_handle_option): Use pend.
6771 2000-08-17 Neil Booth <NeilB@earthling.net>
6773 * cppinit.c (sort_options): Remove, put functionality in
6776 (initialize_builtins): Free memory.
6777 (cpp_start_read): Move init_IStable to cpp_init.
6779 * cpplib.h (cpp_init): New prototype.
6780 * cppmain.c (main): Call cpp_init.
6782 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
6784 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
6785 (rtx_unstable_p, rtx_varies_p): Process vectors.
6787 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
6789 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
6790 references to GLOBAL symbols. Use LOCAL where appropriate.
6792 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6794 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
6795 use t-aix41 when host == target.
6797 2000-08-16 Richard Henderson <rth@cygnus.com>
6799 * reload.c (push_secondary_reload): Revert last change.
6800 If we use a reload_in/out pattern, make the when the same
6801 as the primary reload.
6802 (find_reloads): Likewise.
6804 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
6806 * configure.in (libstdcxx-v3): Fix test.
6807 * configure: Regenerate.
6809 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6811 * calls.c (calls_function_1, expand_call): Only test
6812 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6813 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6815 2000-08-16 Richard Henderson <rth@cygnus.com>
6817 * combine.c (simplify_shift_const): Revert previous two
6818 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
6819 before the main loop.
6821 2000-08-15 Richard Henderson <rth@cygnus.com>
6823 * combine.c (simplify_shift_const): Bound shift count when
6826 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6828 * calls.c (ECF_SP_DEPRESSED): New macro.
6829 (calls_function_1): Treat calling sp-depressed function as alloca.
6830 (emit_call_1): Don't adjust SP if calling sp-depressed function.
6831 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
6832 If sp-depressed, ensure block saves and restores SP.
6833 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
6835 * function.c (keep_stack_depressed): New function.
6836 (thread_prologue_and_epilogue_insns): Call it.
6837 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
6838 to print DECL_OFFSET_ALIGN.
6839 Print no-force-blk and transparent-union flags properly.
6840 * stmt.c (expand_goto_internal): Don't restore stack if last block
6841 and function returns with sp depressed.
6842 (fixup_gotos): Likewise.
6843 (save_stack_pointer): New function, from code in expand_decl.
6844 (expand_decl): Call new function.
6845 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
6846 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
6847 (save_stack_pointer): New declaration.
6849 * diagnostic.c (fatal_function): New variable.
6850 (set_fatal_function): New function.
6852 * diagnostic.h (set_fatal_function): New declaration.
6854 2000-08-15 William Cohen <wcohen@redhat.com>
6856 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
6857 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
6858 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
6860 2000-08-15 Richard Henderson <rth@cygnus.com>
6862 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
6864 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6866 * arm.c (arm_function_ok_for_sibcall): New function.
6867 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
6868 * arm.md (call expanders): Don't check here for calls that can't
6871 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6873 * arm.md (splits generating cond_exec): Disable.
6875 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6877 * arm/linux-elf.h (text_section): Delete declaration.
6879 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6881 ARM support for unordered FP operations.
6882 * arm-protos.h (arm_comparison_operator): Declare.
6883 * arm.c (arm_comparison_operator): New function.
6884 (arm_select_cc_mode): Add unordered comparison codes.
6885 (get_arm_condition_code): Likewise.
6886 (arm_final_prescan_insn): Can't handle unordered jumps that can't
6887 be done in one insn.
6888 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
6889 * arm.md (all uses of comparison_operator): Replace with
6890 arm_comparison_operator.
6891 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
6893 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
6896 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
6898 * gthr-posix.h: Conditionally include <sched.h>; include
6899 <config.h> from libobjc/.
6901 2000-08-14 Richard Henderson <rth@cygnus.com>
6903 * config/i386/i386.c (legitimize_pic_address): Use Pmode
6906 2000-08-14 Richard Henderson <rth@cygnus.com>
6908 * configure.in (ia64-*): Set float_format for i386 long double.
6910 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
6911 as we would for i386 XFmode.
6912 (PUT_REAL): Likewise.
6913 (endian, ereal_atof, real_value_truncate): Likewise.
6914 (ereal_isneg, toe64, etens, make_nan): Likewise.
6915 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
6917 * config/ia64/ia64-protos.h: Update.
6918 * config/ia64/ia64.c (general_tfmode_operand): New.
6919 (destination_tfmode_operand): New.
6920 (tfreg_or_fp01_operand): New.
6921 (ia64_split_timode): New.
6922 (spill_tfmode_operand): New.
6923 (ia64_expand_prologue): Use TFmode not XFmode.
6924 (ia64_expand_epilogue): Likewise.
6925 (ia64_function_arg): Likewise.
6926 (ia64_function_arg_advance): Likewise.
6927 (ia64_return_in_memory): Likewise.
6928 (ia64_function_value): Likewise.
6929 (ia64_print_operand): Likewise.
6930 (ia64_register_move_cost): Set GR<->FR to 5.
6931 (ia64_secondary_reload_class): Get GR for TImode memory op.
6932 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
6933 (ROUND_TYPE_ALIGN): Remove.
6934 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
6935 (INTEL_EXTENDED_IEEE_FORMAT): Define.
6936 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
6937 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
6938 (MODES_TIEABLE_P): Use TFmode, not XFmode.
6939 (CLASS_MAX_NREGS): Likewise.
6940 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
6941 (PREDICATE_CODES): Update.
6942 * config/ia64/ia64.md (movti): New.
6943 (movti_internal): Use a clobber for memory alternatives.
6944 (reload_inti, reload_outti): New.
6945 (movsfcc_astep): Predicate properly.
6946 (movdfcc_astep): Likewise.
6949 (extendsftf2, extenddftf2): New.
6950 (trunctfsf2, trunctfdf2): New.
6951 (floatditf2, fix_trunctfdi2): New.
6952 (floatunsditf2, fixuns_trunctfdi2): New.
6953 (addtf3, subtf3, multf3, abstf2): New.
6954 (negtf2, nabstf2, mintf3, maxtf3): New.
6955 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
6957 (fr_spill): Use TFmode, not XFmode.
6958 (fr_restore): Likewise.
6959 * config/ia64/lib1funcs.asm (__divtf3): New.
6960 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
6962 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6964 * cse.c (fold_rtx): Avoid empty body in an if-statement.
6966 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
6967 `U' integer constant suffix.
6969 * dwarf2out.c (add_subscript_info): Avoid empty body in an
6972 * sparc/sol2.h (__enable_execute_stack): Prototype.
6974 2000-08-14 David Edelsohn <edelsohn@gnu.org>
6976 * collect2.c: Remove use of AIX import file.
6978 * longlong.h: Test ARCH_PWR not ARCH_POWER.
6980 * rs6000.c (print_operand, case 'E'): Add else.
6982 2000-08-14 Richard Henderson <rth@cygnus.com>
6984 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
6985 (movdi_symbolic): New.
6987 2000-08-14 Jim Wilson <wilson@cygnus.com>
6989 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
6990 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
6991 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
6994 2000-08-14 Richard Henderson <rth@cygnus.com>
6996 * expr.c (emit_group_load): Don't force constants into registers.
6997 Special case source already in the correct mode.
6999 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
7001 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
7002 * fixinc/inclhack.def: Likewise.
7003 * fixinc/mkfixinc.sh: Likewise.
7004 * configure: Regenerate.
7005 * fixinc/fixincl.x: Regenerate.
7006 * install.texi: Document equivalence of linux and linux-gnu.
7008 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7010 * cse.c (insert_regs): Also in REG case: When finding an invalid
7011 value, and we make a new quantity, make sure that it won't be
7012 mistaken by for a valid one by mention_regs.
7014 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
7016 * h8300.md: Remove obsolete peepholes.
7018 2000-08-13 Kazu Hirata <kazu@hxi.com>
7020 * invoke.texi (H8/300 Options): Fix typos.
7021 * config/h8300.c: Fix formatting.
7022 * config/h8300.h: Fix comment typos.
7023 (OVERRIDE_OPTIONS): Fix formatting.
7025 * function.c: Fix formatting.
7027 * cse.c: Fix formatting.
7029 2000-08-13 Geoff Keating <geoffk@cygnus.com>
7031 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
7032 (attempt_auto_inc): Suppress parentheses warning.
7033 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
7034 * loop.c (load_mems): Remove `u' suffix in two places.
7035 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
7037 * config/rs6000/rs6000.h: Likewise.
7038 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
7039 __eabi dummy routine.
7040 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
7043 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
7044 not put stuff in .sdata unnecessarily.
7045 (rs6000_unique_section): New function.
7046 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
7047 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
7049 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
7050 arrays in C99. Don't try to look at DECL_REGISTER of a
7051 COMPONENT_REF. Don't complain twice about the same error.
7053 * fixinc/inclhack.def (aix_pthread): New fix.
7054 (aix_sysmachine): New fix.
7055 * fixinc/fixincl.x: Regenerate.
7057 * expr.c (expand_expr): Call convert_modes when turning a large
7058 multiply into a small one.
7060 2000-08-12 Geoff Keating <geoffk@cygnus.com>
7062 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
7063 the tree structure an exponent rather than an explicit alignment
7064 so it doesn't overflow.
7065 (SET_DECL_OFFSET_ALIGN): New macro.
7066 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
7067 rather than DECL_OFFSET_ALIGN.
7068 (place_field): Likewise.
7069 * expmed.c (store_bit_field): Abort on align==0 to avoid
7070 antisocial machine behaviour.
7072 2000-08-12 Richard Henderson <rth@cygnus.com>
7074 * sibcall.c (uses_addressof): Accept both addressof and
7075 current_function_internal_arg_pointer inside a mem.
7076 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
7077 if current_function_uses_addressof.
7078 * stmt.c (expand_return): Kill tail recursion and HAVE_return
7081 2000-08-11 Richard Henderson <rth@cygnus.com>
7083 * config/ia64/ia64.md (addsi3): Remove expander.
7084 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
7085 (*addsi3_shladd): New.
7087 2000-08-11 Richard Henderson <rth@cygnus.com>
7089 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
7090 (do_restore): Likewise.
7091 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
7092 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
7093 (rtx_needs_barrier): Track actual bit manipulation for
7094 ar.unat moves, gr_spill, and gr_restore.
7095 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
7096 (process_set): Don't handle varargs spills.
7097 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
7098 .mem.offset here instead of in process_set.
7099 (gr_restore): Likewise.
7101 2000-08-11 Richard Henderson <rth@cygnus.com>
7103 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
7105 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7107 * gcc.texi (The Configuration File): Document
7108 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
7109 UPDATE_PATH_HOST_CANONICALIZATION.
7111 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7113 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
7114 unprototyped function pointer casts on integer constants.
7116 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
7118 * fixproto: Recognize DOS paths with drive letters as absolute paths.
7120 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
7122 * extend.texi (Volatiles): Fix typos.
7124 2000-08-11 Kazu Hirata <kazu@hxi.com>
7126 * flow.c: Fix formatting.
7128 2000-08-11 Richard Henderson <rth@cygnus.com>
7130 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
7131 pattern, always allocate a tertiary scratch register.
7133 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
7134 (reload_inhi): Likewise.
7136 2000-08-11 Richard Henderson <rth@cygnus.com>
7138 * function.c (put_reg_into_stack): Allow type to be NULL.
7139 (schedule_fixup_var_refs): Likewise.
7140 (gen_mem_addressof): Allow decl to be NULL.
7141 (put_addressof_into_stack): Likewise.
7143 * flow.c (merge_blocks_nomove): Be more careful about
7144 locating the beginning of block A.
7146 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
7148 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7153 * config.in: Reverted the check for <sched.h>.
7155 2000-08-10 Chris Demetriou <cgd@sibyte.com>
7157 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
7158 macros define the name of CTOR and DTOR sections.
7159 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7160 DTOR_LIST_END): Change to use attributes to specify
7162 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
7163 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7164 DTOR_LIST_END): Same as in mips/elf.h.
7166 2000-08-10 Drew Moseley <dmoseley@redhat.com>
7168 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
7169 disabling just crt0.o.
7171 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
7173 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
7174 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
7175 (EXTRA_SPECS): Add them.
7176 * arm/lib1funcs.asm: Support builds for interworking.
7177 Use macros to eliminate duplicated pieces of code.
7179 2000-08-10 Kazu Hirata <kazu@hxi.com>
7181 * h8300.c (expand_a_rotate): New.
7182 (emit_a_rotate): Likewise.
7183 (h8300_adjust_insn_length): Add support for the rotate insns.
7184 * h8300.md (rotlqi3): New.
7185 (*rotlqi3_1): Likewise.
7186 (rotlhi3): Likewise.
7187 (*rotlhi3_1): Likewise.
7188 (rotlhi3): Likewise.
7189 (*rotlhi3_1): Likewise.
7190 * h8300-proto.h: Add prototypes for expand_a_rotate and
7193 * h8300.c: Fix comment typos.
7194 (dosize): Declare the variable amount as unsigned.
7195 (get_shift_alg): Fix a comparison between signed and unsigned.
7196 (emit_a_shift): Likewise.
7197 (h8300_adjust_insn_length): Simplify the code.
7199 * c-decl.c: Fix formatting.
7201 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7203 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
7204 warning about non-traditional numeric constant suffixes.
7206 * cppexp.c (parse_number): Likewise.
7208 * invoke.texi: (-Wtraditional): Document new behavior.
7210 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7212 * gthr-posix.h: Include auto-host.h. Conditionally include
7214 * configure.in: Check for the <sched.h> header file.
7215 * config.in: Added define for HAVE_SCHED_H.
7217 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7219 * c-typeck.c (process_init_element): For -Wtraditional, warn about
7220 initialization of unions.
7222 * invoke.texi (-Wtraditional): Document new behavior.
7224 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
7226 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
7227 instead of extra_c_flags.
7228 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
7229 * configure: Regenerate.
7230 * config.in: Regenerate.
7232 * cpperror.c (cpp_type2name): New function.
7233 * cpplex.c (lex_line): If we issued an error for an invalid
7234 preprocessing directive, discard that logical line.
7235 * cpplib.c (do_line): Call a hook function if the current file
7236 is renamed by #line.
7237 (do_ident): Pass the contents of the string, not the entire
7238 token, to the callback function.
7239 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
7240 (cb.rename_file): New hook function.
7241 (cb.ident): Adjust prototype.
7242 (cpp_type2name): Prototype.
7243 * cppmacro.c (dump_macro_args): Correct precedence lossage.
7245 * cppmain.c (cb_ident): Update for changed interface.
7246 (cb_rename_file): New function.
7247 (main): Set rename callback.
7249 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
7251 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
7252 multi-word registers.
7254 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
7256 * c-common.c (combine_strings, check_format_info): Refer to ISO C
7257 or ISO C89 instead of ANSI C.
7258 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
7259 build_enumerator, do_case): Likewise.
7260 * c-lex.c (parse_float, yylex): Likewise.
7261 * c-parse.in: Likewise.
7262 * c-typeck.c (common_type, build_array_ref, build_binary_op,
7263 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
7264 build_c_cast, convert_for_assignment, set_init_index,
7265 set_init_label, c_expand_start_case): Likewise.
7266 * toplev.c (documented_lang_options, display_help): Likewise.
7268 2000-08-08 Kazu Hirata <kazu@hxi.com>
7270 * h8300.c: Fix formatting.
7271 * h8300.h: Likewise.
7272 * h8300.md: Likewise.
7273 (movsi_h8300hs): Fix formatting of the resulting assembly code.
7275 * reload1.c: Fix formatting.
7277 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
7279 * alpha/alpha.c (alpha_emit_xfloating_libcall):
7280 Use GEN_CALL_VALUE define.
7281 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
7282 * clipper/clipper.md (untyped_call): Likewise.
7283 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
7284 * fx80/fx80.md (untyped_call): Likewise.
7285 * mips/mips.md (untyped_call): Likewise.
7286 * ns32k/ns32k.md (untyped_call): Likewise.
7287 * pa/pa.md (untyped_call): Likewise.
7288 * romp/romp.md (untyped_call): Likewise.
7289 * sparc/sparc.md (untyped_call): Likewise.
7291 2000-08-08 Jason Eckhardt <jle@cygnus.com>
7293 * config/i860/i860.c (singlemove_string): Do not generate assembler
7294 pseudo instructions that must be expanded (that is, with signed
7295 constants larger than 16 bits).
7297 2000-08-08 Richard Henderson <rth@cygnus.com>
7299 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
7300 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
7301 (init_propagate_block_info): Don't kill memory stores at -O0.
7302 (mark_set_1, mark_used_regs): Likewise.
7304 2000-08-08 David Edelsohn <edelsohn@gnu.org>
7306 * rs6000.c (optimization_options): Decorate 'level' as
7308 (mask64_operand): Remove sign-extend thinko.
7309 (rldic_operand): New function.
7310 (load_multiple_operation): regno's are unsigned ints.
7311 (store_multiple_operation): Likewise.
7312 (lmw_operation): Likewise.
7313 (stmw_operation): Likewise.
7314 (includes_lshift_p): shift_mask is unsigned int.
7315 (includes_lshift64_p): New function.
7316 (addrs_ok_for_quad_peep): unsigned int reg1.
7317 (print_operand): Consistently add "else" after
7318 output_operand_lossage().
7319 (print_operand, case 'b'): Fold in case 'W'.
7320 (print_operand, case 'W'): Print rldic MB value.
7321 (output_epilogue): Update Objective-C language string.
7322 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
7323 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
7324 * rs6000.md (ashldi3): Add rldic instruction.
7325 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
7326 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
7329 2000-08-08 Richard Henderson <rth@cygnus.com>
7331 * config/ia64/ia64-protos.h: Remove duplicates. Update
7332 for massive code rearrangements.
7333 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
7334 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
7335 (ia64_local_regs, ia64_need_regstk): Remove.
7336 (ar_ccv_reg_operand): New.
7337 (ia64_gp_save_reg): New.
7338 (struct ia64_frame_info): Combine most of the size elements;
7339 add new gr save elements.
7340 (find_gr_spill): New.
7341 (next_scratch_gr_reg): New.
7342 (mark_reg_gr_used_mask): New.
7343 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
7344 to GR backing store regs when possible.
7345 (ia64_initial_elimination_offset): New.
7346 (ia64_rap_fp_offset): Remove.
7347 (save_restore_insns): Remove.
7348 (setup_spill_pointers): New.
7349 (finish_spill_pointers): New.
7350 (spill_restore_mem): New.
7351 (do_spill, do_restore): New.
7352 (ia64_expand_prologue): Rewrite to use them.
7353 (ia64_expand_epilogue): Likewise.
7354 (ia64_direct_return): Update for current_frame_info changes.
7355 (ia64_function_prologue): Simplify .prologue emission. Emit
7357 (ia64_setup_incoming_varargs): Don't ever emit rtl.
7358 (ia64_dbx_register_number): New.
7359 (ia64_initialize_trampoline): New.
7360 (ia64_secondary_reload_class): Request GR_REGS for integer
7361 arithmetic destined for FR_REGS.
7362 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
7363 (ia64_mark_machine_status): Mark ia64_gp_save.
7364 (rws_access_regno): Rename from rws_access_reg; don't treat
7365 predicates specially.
7366 (rws_access_reg): New. Update all callers.
7367 (rtx_needs_barrier): Remove dead unspecs.
7368 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
7369 (ia64_encode_section_info): Silence signed/unsigned warnings.
7370 (spill_offset, sp_offset, spill_offset_emitted): Remove.
7371 (tmp_reg, tmp_saved): Remove.
7372 (process_set): Rewrite to expect complicated bits via
7373 REG_FRAME_RELATED_EXPR.
7374 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
7375 in the use of ar.ccv; never set RTX_UNCHANGING_P.
7376 (ia64_expand_op_and_fetch): Likewise.
7377 (ia64_expand_compare_and_swap): Likewise.
7378 (ia64_expand_builtin): Likewise.
7379 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
7380 (FIRST_PSEUDO_REGISTER): Update.
7381 (AR_M_REGNO_P): Update.
7382 (FIXED_REGS): Don't mark three local registers as used.
7383 (EXTRA_CC_MODES): New.
7384 (SELECT_CC_MODE): New.
7385 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
7386 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
7387 (FRAME_GROWS_DOWNWARD): Unset.
7388 (STARTING_FRAME_OFFSET): Zero.
7389 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
7390 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
7391 (HARD_FRAME_POINTER_REGNUM): New.
7392 (CAN_DEBUG_WITHOUT_FP): Define.
7393 (TRAMPOLINE_TEMPLATE): Remove.
7394 (TRAMPOLINE_SIZE): Lower to 32.
7395 (TRAMPOLINE_ALIGNMENT): Lower to 64.
7396 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
7397 (PREDICATE_CODES): Update.
7398 (struct machine_function): Add ia64_gp_save.
7399 * config/ia64/ia64.md: Purge unused unspecs.
7400 (movsi patterns): Allow moves to/from AR_M_REGS.
7401 (movdi patterns): Allow moves to/from p0.
7402 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
7403 (gr_spill, gr_restore): Indicate ar.unat read/written.
7404 (nonlocal_goto): Don't pass old frame_pointer.
7405 (nonlocal_goto_receiver): Remove.
7406 (exception_receiver): New.
7407 (builtin_setjmp_setup): New.
7408 (builtin_setjmp_receiver): New.
7409 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
7410 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
7411 (__ia64_restore_stack_nonlocal): Likewise.
7412 (__ia64_trampoline): New.
7413 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
7415 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
7417 2000-08-08 Richard Henderson <rth@cygnus.com>
7419 * frame.h (ia64_frame_state): Add my_psp.
7420 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
7421 (__throw): Pass it in. Don't clobber r7.
7422 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
7423 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
7424 and nothing to do with sp.
7425 (normalize_reg_loc): Use frame->my_psp.
7426 (frame_translate): Handle frame-pointer-less functions. Set
7427 spill_base correctly, in absence of being told.
7428 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
7429 (__ia64_backtrace_helper): New sp argument. Use
7430 builtin_return_address instead of label addresses.
7431 (print_record) [mem_stack_v]: No size member.
7433 2000-08-08 Richard Henderson <rth@cygnus.com>
7435 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
7437 2000-08-08 Richard Henderson <rth@cygnus.com>
7439 * tm.texi (LOCAL_REGNO): Document.
7440 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
7441 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
7442 * reload1.c (reload): Likewise when considering nonlocal labels.
7444 * config/ia64/ia64.h (LOCAL_REGNO): New.
7445 * config/sparc/sparc.h (LOCAL_REGNO): New.
7447 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
7449 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
7451 2000-08-07 Nick Clifton <nickc@redhat.com>
7453 * config/mips/mips.c: Fix compile time warning messages.
7454 * config/mips/mips-protos.h: Add prototype for equality_op.
7456 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
7458 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
7460 * mn10300.md: Use nonimmediate_operand instead of general_operand
7463 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
7465 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
7467 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
7468 * sh.c (expand_block_move): Break long lines.
7469 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
7470 * sh.md (mulsi3): Likewise.
7471 (movdi): Adjust spacing.
7473 2000-08-07 Richard Henderson <rth@cygnus.com>
7475 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
7476 * expr.c (emit_group_store): Don't set it.
7478 2000-08-07 Kazu Hirata <kazu@hxi.com>
7480 * invoke.texi (Options for Debugging Your Program or GCC): Remove
7481 duplicate entries for 'w' and 'z'.
7483 * flow.c: Fix a comment typo.
7485 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7487 * c-parse.in: Changed the language string for Objective-C to "GNU
7490 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7492 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
7493 to improve the Posix thread support for Objective-C.
7495 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
7497 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
7498 CTI_UNSIGNED_PTRDIFF_TYPE.
7499 (signed_size_type_node): Define.
7500 (unsigned_ptrdiff_type_node): Define.
7501 * c-decl.c (init_decl_processing): Create the
7502 signed_size_type_node and unsigned_ptrdiff_type_node types.
7503 * c-common.c (T_SC): Define.
7506 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
7507 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
7509 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
7510 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
7511 flags for %c, %s and %[.
7512 (check_format_info): Only allow leniency for signedness of targets
7513 of character pointers (when pedantic) for formats flagged with
7514 "c", so for strings but not for %hh formats. When pedantic, don't
7515 allow character pointers to substitute for void pointers if a
7516 second level of indirection is present.
7518 2000-08-06 Kazu Hirata <kazu@hxi.com>
7520 * invoke.texi (Options for Debugging Your Program or GCC): Update
7521 the names of dump files.
7523 * h8300.c (dosize): Rearrange code for conciseness.
7524 (split_adds_subs): Likewise.
7526 * loop.c: Fix formatting.
7528 * dwarf2out.c: Fix formatting.
7530 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
7532 * expr.c: Fix formatting.
7534 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7536 * rs6000.c (rs6000_maybe_dead): Prototype.
7538 2000-08-06 Richard Henderson <rth@cygnus.com>
7540 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
7541 HAVE_nonlocal_goto as well.
7542 * config/i960/i960.md (nonlocal_goto): Don't do it here.
7543 * config/pj/pj.md (nonlocal_goto): Likewise.
7545 2000-08-07 Michael Hayes <mhayes@cygnus.com>
7547 * loop.c (try_swap_copy_prop): New function.
7548 (load_mems): Rename copies to load_copies and add new regset
7549 store_copies. Check for sets of shadow registers and mark
7550 in store_copies. Call try_swap_copy_prop for registers
7551 marked in store_copies.
7553 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7555 * objc/objc-act.c: New command line option -fconstant-string-class
7556 to allow specifying a user defined constant string class,
7557 different from NXConstantString.
7559 * toplev.c: Moved the Objective-C specific options to
7560 objc/lang-options.h.
7562 * objc/lang-options.h: Moved the Objective-C specific options from
7563 toplev.c. Added -fconstant-string-class.
7565 2000-08-05 Chris Demetriou <cgd@sibyte.com>
7567 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7568 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
7569 __CTOR_LIST__ from func_ptr array to just func_ptr, to
7570 avoid extra alignment imposed on arrays.
7571 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7572 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
7574 * mips.h: Clean up comments and spacing near MASKs.
7575 (TARGET_UNIX_ASM): Delete.
7576 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
7577 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
7580 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
7582 * c-common.c (print_char_table): Add entries for the X/Open '
7583 format flag (print decimals with locale's thousands grouping
7584 character). Make %C expect wint_t.
7585 (check_format_info): If pedantic, warn when the %n$ operand
7586 number form is used. Allow for the ' flag; warn about it if
7589 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
7591 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
7592 type is a float mode, cfun->decl's return type is not, and
7593 TARGET_FLOAT_RETURNS_IN_80387.
7595 2000-08-04 Andreas Schwab <schwab@suse.de>
7597 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
7598 token list, which are always `#' and `pragma'.
7600 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
7602 * tree.c (tree_expr_nonnegative_p): Move to...
7603 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
7604 (rtl_expr_nonnegative_p): New.
7605 * tree.h: Add prototype for rtl_expr_nonnegative_p.
7607 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
7608 CONST_DOUBLE_CHAIN: Move to...
7609 * rtl.h: ...here. Use XCINT/XCEXP.
7611 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
7612 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
7613 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
7616 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
7618 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7620 * config/c4x/c4x.md (return_indirect_internal): New.
7621 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
7623 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7625 * c-common.c (time_char_table): Mark up formats added in C99 and
7626 make other corrections. %D and %g were added in C99. %Og is an
7627 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
7628 C99. %e was added in C99. %Oj is an extension. %G and %z are in
7629 C99 rather than GNU extensions, but %OG and %Oz are extensions.
7630 %h was added in C99. %C was added in C99. %OY and %OC are
7631 extensions. Add the C99 format %F.
7632 (check_format_info): If pedantic and not in C99 mode, warn for C99
7635 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7637 * function.c (schedule_fixup_var_refs): New function, broken out
7638 of put_reg_into_stack.
7639 (put_reg_into_stack): Use it.
7640 (put_var_into_stack): In CONCAT case, fixup up references for
7641 components only after fixing up references to the whole concat.
7643 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
7645 * alias.c (mark_constant_function): Use INSN_P.
7646 (init_alias_analysis): Likewise.
7647 * combine.c (combine_instructions): Use INSN_P.
7648 (can_combine_p): Likewise.
7649 (try_combine): Likewise.
7650 (distribute_notes): Likewise.
7651 (distribute_links): Likewise.
7652 * cse.c (cse_around_loop): Use INSN_P.
7653 (invalidate_skipped_block): Likewise.
7654 (cse_set_around_loop): Likewise.
7655 (cse_end_of_basic_block): Likewise.
7656 (delete_trivially_dead_insns): Likewise.
7657 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
7658 (unshare_all_rtl_1): Likewise.
7659 (next_cc0_user): Likewise.
7660 (try_split make_insn_raw): Likewise.
7661 (remove_unnecessary_notes): Likewise.
7662 * final.c (shorten_branches): Use INSN_P.
7663 (leaf_renumber_regs): Likewise.
7664 (leaf_renumber_regs_insn): Likewise.
7665 * flow.c (find_label_refs): Use INSN_P.
7666 (verify_wide_reg): Likewise.
7667 (notice_stack_pointer_modification): Likewise.
7668 (count_or_remove_death_notes): Likewise.
7669 (verify_flow_info): Likewise.
7670 (clear_log_links): Likewise.
7671 * function.c (fixup_var_refs_insns): Use INSN_P.
7672 (compute_insns_for_mem): Likewise.
7673 * gcse.c (alloc_gcse_mem): Use INSN_P.
7674 (compute_sets): Likewise.
7675 (compute_hash_table): Likewise.
7676 (classic_gcse): Likewise.
7678 (insert_insn_end_bb): Likewise.
7679 (delete_null_pointer_checks_1): Likewise.
7680 * global.c (expand_preferences): Use INSN_P.
7681 (build_insn_chain): Likewise.
7682 * graph.c (node_data): Use INSN_P.
7683 * haifa-sched.c (priority): Use INSN_P.
7684 (rm_line_notes): Likewise.
7685 (rm_other_notes): Likewise.
7686 (find_insn_reg_weight): Likewise.
7687 (init_target_units): Likewise.
7688 (schedule_block): Likewise.
7689 (compute_block_forward_dependences): Likewise.
7690 (debug_dependencies): Likewise.
7691 (set_priorities): Likewise.
7692 * integrate.c (function_cannot_inline_p): Use INSN_P.
7693 (save_parm_insns): Likewise.
7694 (copy_insn_list): Likewise.
7695 * jump.c (mark_all_labels): Use INSN_P.
7696 (never_reached_warning): Likewise.
7697 * lcm.c (optimize_mode_switching): Use INSN_P.
7698 * local-alloc.c (validate_equiv_mem): Use INSN_P.
7699 (memref_used_between_p): Likewise.
7700 (update_equiv_regs): Likewise.
7701 (block_alloc): Likewise.
7702 (no_conflict_p): Likewise.
7703 * loop.c (scan_loop): Use INSN_P.
7704 (find_and_verify_loops): Likewise.
7705 (count_loop_regs_set): Likewise.
7706 (loop_reg_used_before_p): Likewise.
7707 (strength_reduce): Likewise.
7708 (recombine_givs): Likewise.
7709 (check_dbra_loop): Likewise.
7710 (load_mems): Likewise.
7711 (try_copy_prop): Likewise.
7712 * print-rtl.c (print_rtx): Use INSN_P.
7713 * recog.c (find_single_use): Use INSN_P.
7714 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
7715 (next_flags_user): Likewise.
7716 (swap_rtx_condition): Likewise.
7717 * regmove.c (mark_flags_life_zones): Use INSN_P.
7718 (optimize_reg_copy_1): Likewise.
7719 (optimize_reg_copy_2): Likewise.
7720 (optimize_reg_copy_3): Likewise.
7721 (reg_is_remote_constant_p): Likewise.
7722 (fixup_match_2): Likewise.
7723 (regmove_optimize): Likewise.
7724 (fixup_match_1): Likewise.
7725 * regrename.c (build_def_use): Use INSN_P.
7726 (replace_reg_in_block): Likewise.
7727 (consider_use): Likewise.
7728 * reload.c (find_equiv_reg): Use INSN_P.
7729 * reload1.c (reload): Use INSN_P.
7730 (maybe_fix_stack_asms): Likewise.
7731 (calculate_needs_all_insns): Likewise.
7732 (reload_as_needed): Likewise.
7733 (emit_output_reload_insns): Likewise.
7734 (delete_address_reloads_1): Likewise.
7735 (reload_cse_regs_1): Likewise.
7736 (reload_combine): Likewise.
7737 (reload_cse_move2add): Likewise.
7738 * reorg.c (redundant_insn): Use INSN_P.
7739 (dbr_schedule): Likewise.
7740 * resource.c (find_dead_or_set_registers): Use INSN_P.
7741 (mark_target_live_regs): Likewise.
7742 * rtlanal.c (reg_used_between_p): Use INSN_P.
7743 (reg_referenced_between_p): Likewise.
7744 (reg_set_between_p): Likewise.
7745 (reg_set_p): Likewise.
7746 (single_set): Likewise.
7747 (multiple_sets): Likewise.
7748 (find_last_value): Likewise.
7749 (reg_set_last): Likewise.
7750 (find_reg_note): Likewise.
7751 (find_regno_note): Likewise.
7752 * sibcall.c (sequence_uses_addressof): Use INSN_P.
7753 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
7754 * ssa.c (find_evaluations): Use INSN_P.
7755 (rename_block): Likewise.
7756 (rename_equivalent_regs): Likewise.
7757 * unroll.c (loop_find_equiv_value): Use INSN_P.
7758 (set_dominates_use): Likewise.
7759 * varasm.c (mark_constant_pool): Use INSN_P.
7760 (mark_constants): Likewise.
7761 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
7762 (alphaev4_next_group): Likewise.
7763 (alphaev5_next_group): Likewise.
7764 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
7765 (c4x_rptb_rpts_p): Likewise.
7766 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
7767 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
7768 (rs6000_adjust_priority): Likewise.
7769 * config/sh/sh.c (sh_loop_align): Use INSN_P.
7770 (machine_dependent_reorg): Likewise.
7771 (split_branches): Likewise.
7772 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
7774 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
7776 * combine.c (recog_for_combine): Remove the old notes
7777 prior to attempting to recognize the new pattern.
7778 (distribute_notes): Ignore REG_NONNEG notes.
7780 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
7782 * varasm.c (output_constructor): Add .align 0 for packed vars.
7784 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7786 * configure.in: Use default thread_file even when enable_threads is
7787 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
7788 * configure: Rebuilt.
7790 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
7792 2000-08-04 Donn Terry (donnte@microsoft.com)
7794 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
7796 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7798 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
7799 Delete code that conditionally modifies 'version'.
7800 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
7801 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
7802 * gcc.c (main): Use it.
7803 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
7804 * prefix.c (update_path): Use it.
7805 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
7806 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
7807 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
7809 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
7810 (SUBTARGET_SWITCHES): Adjust.
7811 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
7813 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
7815 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7817 * c-common.h (flag_isoc94): Declare.
7818 * c-decl.c (flag_isoc94): Define.
7819 (c_decode_option): Set flag_isoc94 as appropriate.
7820 * c-common.c (T_PD, T_IM, T_UIM): Define.
7821 (format_char_info): Add tlen and jlen.
7822 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
7824 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
7826 (time_char_table): Add NULL entries for %t and %j.
7827 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
7828 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
7829 Warn for printf %lf if pedantic and not C99. Don't warn for empty
7830 precision. Allow precision argument to be unsigned int. If
7831 pedantic, warn for %p passed an argument not a pointer to possibly
7832 qualified void or a possibly qualified character type, and for
7833 pointer targets of the wrong sign, except for character pointers.
7835 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7837 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
7838 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
7839 (wint_type_node): Define.
7840 * c-decl.c (WINT_TYPE): Define.
7841 (init_decl_processing): Create the wint_type_node type.
7842 * c-common.c (T_WI): Define.
7843 (print_char_table): Use T_WI for %lc format.
7845 2000-08-04 Bruce Korb <bkorb@gnu.org>
7847 * fixinc/: Verified that the MSDOS patch does not break
7848 the UNIX functionality and applied the next three patches
7851 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
7853 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
7854 output file with the temporary one by appending ".X" to generate
7855 the temporary fuile's name. If the output file already has an
7856 extension, replace it with ".X".
7858 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
7859 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
7860 reallocate the command buffer while copying the command-line
7861 argument. Redirect the output directly to the temporary file,
7862 instead of going through another temporary file.
7863 (process): Close the temporary file before unlinking it.
7864 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
7865 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
7866 (run_compiles): Pass p_fixd argument to machine_matches, as it
7869 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
7870 environment, assume there are no symlinks in the include
7871 directory. When cleaning up the DONE files, look for them
7872 case-insensitively. Don't try to remove symlinks if they aren't
7875 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
7876 all callers changed. Declare pz "const char *", to avoid compiler
7879 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
7880 Change prototype of make_raw_shell_str.
7882 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
7884 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
7885 (initialize) [__MSDOS__]: Use tempnam.
7886 (initialize): Don't use SIGPIPE if it is not defined.
7888 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
7891 2000-07-25 Bruce Korb <bkorb@gnu.org>
7893 * fixinc/fix*.[ch]: substantially reworked to make it possible
7894 to run this program without using fork(2) or pipe(2) (i.e. in
7897 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7899 * cppdefault.h (WINT_TYPE): Define.
7900 * cppinit.c (builtin_array): Define __WINT_TYPE__.
7901 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
7902 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
7904 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
7906 * (mips_legitimate_address_p): Don't allow register+offset
7907 if the offset is large and negative, and we are compiling
7908 for 64 bit registers.
7910 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7912 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
7913 insn_code_number + 1.
7915 2000-08-04 Kazu Hirata <kazu@hxi.com>
7917 * h8300.c (function_prologue): Rearrange code for conciseness.
7918 (function_epilogue): Likewise.
7919 * h8300.h (OK_FOR_U): Fix formatting.
7921 * cse.c: Fix a comment typo. Fix formatting.
7923 2000-08-03 Richard Henderson <rth@cygnus.com>
7925 * config/i386/i386.md (return_indirect_internal): New.
7926 * config/i386/i386.c (ix86_expand_epilogue): Use it.
7928 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
7930 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
7932 (lex_line): Glue @ onto the beginning of identifiers and
7933 string constants, in Objective-C mode.
7934 (output_token, spell_token): Handle CPP_OSTRING.
7935 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
7936 beginning of a NAME or a STRING, in objc mode.
7938 * cpplib.c (get_define_node): Do not permit identifiers that
7939 begin with @ to be #defined.
7940 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
7941 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
7943 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
7944 * c-tree.h (build_objc_string): Delete prototype.
7945 * objc/objc-tree.def: Delete OBJC_STRING_CST.
7946 * c-lex.c (yylex): Use build_string for all three kinds of strings.
7948 * c-parse.in, objc/objc-act.c: Update commentary.
7950 2000-08-03 Mark Mitchell <mark@codesourcery.com>
7952 * extend.texi: Fix typo in last change.
7954 * extend.texi: Add commentary on statement-expressions and their
7955 interactions with C++.
7957 2000-08-03 Nick Clifton <nickc@cygnus.com>
7959 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
7960 * dwarf.h (LANG_JAVA): Change value to 0x000b.
7962 2000-08-03 Anthony Green <green@cygnus.com>
7964 * dwarf2out.c (gen_compile_unit_die): Add java language support.
7965 (add_bound_info): Check for java language.
7966 (is_java): New function.
7967 * dwarfout.c (output_compile_unit_die): Ditto.
7968 * dwarf.h (dwarf_source_language): Add java source language type.
7969 * dwarf2.h (dwarf_source_language): Ditto.
7971 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
7973 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
7976 * i386.c (ix86_expand_branch): Mode of comparison in
7977 IF_THEN_ELSE is VOIDmode.
7979 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
7981 * gengenrtl.c, rtl.c: Avoid #elif.
7983 2000-08-03 Michael Poole <poole@troilus.org>
7985 * tm.texi (Register Classes): Clarify order of sub-initializers
7986 in REG_CLASS_CONTENTS.
7988 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7990 From SAITOH Masanobu:
7991 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
7993 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
7995 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
7996 is not supported by tradcpp and isn't actually needed for cygwin.
7998 2000-08-03 Kazu Hirata <kazu@hxi.com>
8000 * h8300.c: Fix a comment typo.
8001 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
8003 * jump.c: Fix formatting.
8005 * toplev.c: Fix formatting.
8007 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
8009 * flow.c (find_auto_inc): Verify that we've got a REG before
8010 peeking at its regno. Fail, don't abort if we can't find
8011 the increment of the desired register.
8013 * pa.md (shadd height reduction patterns/splitters): Remove.
8015 2000-08-02 Jim Wilson <wilson@cygnus.com>
8017 * config/ia64/ia64-protos.h (flag_ssa): Declare.
8018 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
8020 2000-08-02 Mark Mitchell <mark@codesourcery.com>
8022 * dce.c: Remove all uses of assert.
8023 * dwarf2out.c: Likewise.
8024 * dwarfout.c: Likewise.
8027 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8029 * gcc.h (lang_specific_driver): Constify second argument.
8030 * gcc.c (translate_options, process_command, main): Likewise.
8031 Constify variables to match. Cast second argument to
8034 * cppspec.c, gccspec.c: Adjust type of second argument to
8035 lang_specific_driver, and update code as necessary.
8037 2000-08-02 Jakub Jelinek <jakub@redhat.com>
8039 * loop.c (scan_loop): Ensure update_end label does not
8040 go away until reg_scan_update is run.
8042 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8044 * c-common.h: Prototype min_precision and c_build_qualified_type here...
8045 * c-tree.h: ... not here.
8046 * errors.h: Prototype fancy_abort.
8048 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
8049 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
8050 * regrename.c (regrename_optimize): Make control flow explicit.
8051 (replace_reg_in_block): Initialize reg_use to 0.
8053 * i386.c (legitimate_address_p): Rename error label to
8054 report_error to avoid namespace clash.
8056 2000-08-02 Kazu Hirata <kazu@hxi.com>
8058 * fold-const.c: Fix formatting.
8060 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
8062 * i386.c (legitimate_address_p): Accept other bases than
8063 pic_offset_table_rtx for GOTOFF constructs.
8065 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8067 * i386.md (shift to lea splitter): Use const_int_operand.
8069 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8071 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
8072 cppspec.c: Do not use 'legal' or 'illegal' in error messages
8075 * cppmain.c (cb_define, cb_undef): Don't generate any output
8076 if not done_initializing.
8077 * cpplex.c (maybe_paste_with_next): When the token after a ##
8078 is an omitted rest argument, only delete the token before it
8079 if that token is a comma. Do not warn about bogus token
8080 pastes for , ## rest_arg.
8083 * cpp.1: Regenerate.
8085 2000-08-02 Fred Fish <fnf@be.com>
8087 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
8088 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
8091 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
8092 Be directories to search path.
8094 Remove support for __declspec(dllimport) and __declspec(dllexport).
8095 This is leftover cruft from the earlier BeOS gcc port when BeOS
8096 used Microsoft's PE object file format.
8097 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
8098 * config/i386/t-beos (winnt.o): Remove Makefile frag.
8099 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
8100 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
8101 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8102 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
8103 (REDO_SECTION_INFO_P): Remove.
8104 (ASM_EXPORT_DECL): Remove.
8105 (ASM_DECLARE_FUNCTION_NAME): Remove.
8106 (ASM_DECLARE_OBJECT_NAME): Remove.
8107 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
8108 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
8109 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
8110 (STRIP_NAME_ENCODING): Remove.
8112 Remove support for obsolete version of BeOS that is no longer
8114 * configure.in (i*86-*-beospe*): Remove.
8115 * config/i386/beos-pe.h: Remove.
8117 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
8118 Mark Mitchell <mark@codesourcery.com>
8120 * Makefile.in (OBJS): Added dce.o.
8121 (ssa.o): Updated target to include ssa.h.
8123 (toplev.o): Likewise.
8124 (dce.o): Created target.
8125 * basic-block.h: Added comments.
8126 (INVALID_BLOCK): Added definition.
8127 (connect_infinite_loops_to_exit): Added declaration.
8128 Moved SSA declarations to ssa.h.
8129 * flow.c: Added inclusion of ssa.h.
8130 (struct depth_first_search_dsS, depth_first_search_ds):
8132 (compute_immediate_postdominators): Added definition.
8133 (connect_infinite_loops_to_exit): Likewise.
8134 (flow_dfs_compute_reverse_init): Likewise.
8135 (flow_dfs_compute_reverse_add_bb): Likewise.
8136 (flow_dfs_compute_reverse_execute): Likewise.
8137 (flow_dfs_compute_reverse_finish): Likewise.
8138 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
8139 (LABEL_P): Added definition.
8142 (BARRIER_P): Likewise.
8143 (JUMP_TABLE_DATA_P): Likewise.
8144 (INSN_DEAD_CODE_P): Likewise.
8145 * ssa.c: Replaced inclusions with ssa.h inclusion.
8146 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
8147 (rename_registers): Removed unnecessary variables.
8148 * ssa.h: Created by moving declarations from ssa.c and
8150 * timevar.def: Defined TV_DEAD_CODE_ELIM.
8151 * toplev.c: Added ssa.h inclusion.
8152 (dump_file_index): Added DFI_dce.
8153 (dump_file): Added "dce" entry.
8155 (f_options): Added dce entry.
8156 * invoke.texi: Document -fdce. Emphasize experimental status of
8160 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
8162 * cpperror.c (v_message): Split into _cpp_begin_message and
8163 v_message macro. All callers updated.
8164 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
8167 * cppfiles.c (cpp_syshdr_flags): New function.
8168 (read_include_file): Don't call cpp_output_tokens. Call
8170 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
8171 (cpp_reader_init): Don't initialize token_buffer. Call
8172 _cpp_init_internal_pragmas.
8173 (cpp_cleanup): Don't clear token_buffer.
8174 (cpp_start_read): Don't worry about output from -D processing.
8175 Don't call cpp_output_tokens.
8176 (cpp_finish): Don't dump macros here. Don't call
8178 * cppmacro.c (_cpp_dump_definition): Rename
8179 cpp_dump_definition. Write directly to a FILE *.
8180 (dump_funlike_macro): Delete.
8181 (dump_macro_args): New.
8183 * cpplex.c (TOKEN_LEN): Convert to inline function.
8184 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
8185 cpp_scan_line, _cpp_dump_list): Delete.
8186 (cpp_printf, cpp_output_list): New.
8187 (output_line_command): Don't worry about entering or leaving files.
8188 (cpp_scan_buffer): Just output each token as we hit it.
8189 (process_directive): Don't call cpp_output_tokens.
8190 (_cpp_glue_header_name): Don't use token_buffer.
8191 (output_token, dump_param_spelling): Write directly to a FILE *.
8193 * cpplib.c (pass_thru_directive, dump_macro_name,
8194 pragma_dispatch, do_pragma_gcc): Delete.
8195 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
8196 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
8198 (do_error, do_warning, pragma_dependency): Call
8199 _cpp_begin_message, then cpp_output_list.
8200 (cpp_register_pragma, cpp_register_pragma_space,
8201 _cpp_init_internal_pragmas): New.
8202 (do_pragma): Walk the pragmas table here.
8203 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
8204 do_pragma_dependency): Return void.
8205 (do_pragma_implementation): Moved to cppmain.c.
8207 * cpplib.h: Update prototypes.
8208 (struct cpp_reader): Remove printer, token_buffer,
8209 token_buffer_size, and limit. Add struct cb, and pragmas.
8210 (struct cpp_printer): Remove last_id and written.
8211 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
8212 CPP_ADJUST_WRITTEN): Delete.
8213 * cpphash.h: Update prototypes.
8214 (ufputs): New wrapper.
8216 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
8217 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
8218 (main): Set up callbacks. Register #pragma implementation.
8219 Dump macros from here.
8221 2000-08-01 Geoff Keating <geoffk@cygnus.com>
8223 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
8224 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
8225 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
8226 insns if they have a REG_MAYBE_DEAD note attached.
8227 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
8228 (rs6000_emit_load_toc_table): TOC loads may go dead.
8230 2000-08-01 Jim Wilson <wilson@cygnus.com>
8232 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
8233 type exists before using it. Use number of words as alignment
8235 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
8236 ia64_va_arg): Propagate ia64_function_args changes here.
8238 2000-08-01 Richard Henderson <rth@cygnus.com>
8240 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
8241 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
8243 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
8245 From Joern Rennecke:
8246 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
8247 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
8248 unless TARGET_SH3E is set.
8249 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
8251 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
8252 (ashlsi3_std): New pattern.
8253 (ashlsi3 expander): Use it for TARGET_SH3.
8254 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
8256 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8258 * loop.c (canonicalize_condition): Use destination, not source to
8259 determine SET's mode.
8261 2000-07-31 Mark Mitchell <mark@codesourcery.com>
8263 * flow.c (clear_log_links): Fix typo.
8265 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
8267 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
8268 on targets which need more than one insn for a compare/cbranch
8271 2000-07-31 Jim Wilson <wilson@cygnus.com>
8273 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
8274 when computing offset.
8276 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
8278 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
8280 2000-07-31 Geoff Keating <geoffk@cygnus.com>
8282 * flow.c (clear_log_links): Nuke global_live_at_start and
8283 global_live_at_end data, since if the log_links stuff is invalid
8284 so is global_live_at_*.
8286 2000-07-31 Richard Henderson <rth@cygnus.com>
8288 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
8290 2000-07-31 Jakub Jelinek <jakub@redhat.com>
8292 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
8293 (_cpp_get_token): Don't macro expand a just pasted token if it
8294 was pasted at no_expand_level.
8296 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8298 * cppmacro.c (find_param, count_params, save_expansion):
8299 Permit 'defined' as a macro parameter name.
8301 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8303 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
8304 xcpp to cpp throughout.
8305 (native): Remove unnecessary dependency on cpp.
8307 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
8308 tradcpp to tradcpp0.
8309 (.i spec): Add missing output-file spec to cc1 command line.
8310 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
8312 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8314 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
8315 (implicit_decl_warning): New function.
8316 (implicitly_declare): Use it.
8317 * c-typeck.c (build_external_ref): Use implicit_decl_warning
8318 to complain about implicit decls of builtins.
8320 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
8321 based on pedantic && flag_isoc99, if not already set.
8322 * c-tree.h: Declare mesg_implicit_function_declaration.
8323 Prototype implicit_decl_warning.
8325 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
8327 * Makefile.in (ssa.o): Updated header files in dependences.
8328 * basic-block.h: Added compute_immediate_postdominators declaration.
8329 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
8331 * flow.c (compute_immediate_dominators): Updated comment.
8332 (compute_immediate_postdominators): Added definition.
8333 * rtl.h (HARD_REGISTER_P): Added definition.
8334 * ssa.c: Include additional header files.
8335 (assert): Added definition.
8336 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
8337 include select hard registers.
8338 (ssa_rename_to_insert): Likewise.
8339 (ssa_rename_from_initialize): Likewise.
8340 (ssa_rename_from_lookup): Likewise.
8341 (original_register): Likewise.
8342 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
8343 include select hard reigsters.
8344 (ssa_rename_from_traverse): Likewise.
8345 (ssa_rename_from_free): Likewise.
8346 (ssa_rename_from_print): Likewise.
8347 (ssa_rename_from_print_1): Likewise.
8348 (ssa_rename_from_hash_function): Likewise.
8349 (ssa_rename_from_equal): Likewise.
8350 (ssa_rename_from_delete): Likewise.
8351 (simplify_to_immediate_dominators): Removed in favor of
8352 flow.c:compute_immediate_dominators.
8353 (find_evaluations_1): Modified to work with hard registers.
8354 (insert_phi_node): Likewise.
8355 (insert_phi_nodes): Likewise.
8356 (struct rename_set_data): Updated prev_reg comment.
8357 (create_delayed_rename): Modified to work with hard registers.
8358 (RENAME_NO_RTX): Updated comment.
8359 (apply_delayed_renames): Modified to work with hard registers.
8360 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
8361 (rename_block): Updated to use revised ssa_rename_to interface.
8362 (rename_registers): Updated to use revised ssa_rename_to and
8363 ssa_rename_from interface.
8364 (convert_to_ssa): Revised to use compute_immediate_dominators and
8365 deal with hard registers.
8366 (make_regs_equivalent_over_bad_edges): Modified to work with hard
8367 registers. Added check for illegal unification of hard register.
8368 (make_equivalent_phi_alternatives_equivalent): Modified to work
8369 with hard registers.
8370 (compute_conservative_reg_partition): Likewise.
8371 (coalesce_if_unconflicting): Modified to work with hard registers
8372 and check for conflicting hard registers.
8373 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
8375 (rename_equivalent_regs_in_insn): Modified to work with hard
8377 (record_canonical_element_1): Added definition.
8378 (check_hard_regs_in_partition): Added definition.
8379 (convert_from_ssa): Added data structure deallocation and check
8380 for illegal hard register unification.
8381 (conflict_hard_regs_p): Added definition.
8382 * toplev.c (rest_of_compilation): Added comment.
8384 2000-07-31 Anthony Green <green@redhat.com>
8386 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
8388 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
8390 * builtins.c (expand_builtin_apply): Don't defer pop during
8393 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8395 * calls.c (combine_pending_stack_adjustment_and_call): Only use
8396 preferred_unit_stack_boundary when it is > 1.
8398 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
8400 * c-common.c (init_function_format_info): Add C99 format functions
8403 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
8404 void' or 'register void' as being the special case of 'void' alone
8405 in a parameter list.
8407 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
8408 discarding qualifiers into a plain warning.
8410 2000-07-31 Kazu Hirata <kazu@hxi.com>
8412 * combine.c: Fix formatting.
8414 * h8300.md: Fix formatting.
8416 * local-alloc.c: Fix formatting.
8418 * h8300.c (get_shift_alg): Remove the variable alg.
8419 (emit_a_shift): Rearrange code to improve readability.
8421 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
8423 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
8424 HImode on all architectures and a combination of HImode and SImode
8425 on H8/300H and H8/S.
8427 * h8300.c (split_adds_subs): Rearrange code for conciseness.
8429 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
8431 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
8434 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
8436 * recog.c (extract_insn): Set operand_mode according to
8437 operand if match_operand is VOIDmode.
8439 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
8441 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
8443 2000-07-31 Geoff Keating <geoffk@cygnus.com>
8445 * c-parse.in (extdefs): Call ggc_collect between external
8448 2000-07-30 Michael Hayes <mhayes@cygnus.com>
8449 Richard Henderson <rth@cygnus.com>
8451 * Makefile.in (OBJS): Add doloop.o.
8452 * doloop.c: New file.
8454 * final.c (insn_current_reference_address): Return 0 before final.
8455 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
8456 * jump.c (any_uncondjump_p): Likewise.
8457 * loop.c (indirect_jump_in_function): Make static.
8458 (strength_reduce): Call doloop_optimize.
8459 (insert_bct, instrument_loop_bct): Remove.
8460 * loop.h (doloop_optimize): Prototype.
8461 * recog.c (split_all_insns): Split all INSN_P.
8462 * toplev.c (flag_branch_on_count_reg): Default on.
8464 * config/c4x/c4x.c (c4x_optimization_options): Don't set
8465 flag_branch_on_count_reg.
8466 * config/i386/i386.c (override_options): Likewise.
8467 * config/rs6000/rs6000.c (optimization_options): Likewise.
8469 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
8471 (dbra_ge): Remove, as well as all it's splitters.
8473 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
8476 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
8477 (ia64_register_move_cost): Declare.
8478 * config/ia64/ia64.c (ar_lc_reg_operand): New.
8479 (struct ia64_frame_info): Add ar_size.
8480 (ia64_compute_frame_size): Set it.
8481 (save_restore_insns): Save and restore ar.lc.
8482 (ia64_register_move_cost): New, moved from header file. Handle
8483 application registers.
8484 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
8485 (emit_insn_group_barriers): Special case doloop_end_internal.
8486 (ia64_epilogue_uses): Mark ar.lc live at end.
8487 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
8488 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
8489 (FIRST_PSEUDO_REGISTER): Make room.
8490 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
8491 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
8492 (REG_ALLOC_ORDER): Update.
8493 (HARD_REGNO_MODE_OK): Update.
8494 (REGISTER_NAMES): Update.
8495 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
8496 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8497 (REGNO_REG_CLASS): Update.
8498 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
8499 (REGISTER_MOVE_COST): Move out of line.
8500 (PREDICATE_CODES): Update.
8501 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
8502 (addsi3_plus1_alt, adddi3_plus1_alt): New.
8503 (shladd_elim splitter): Allow constants in the predicate.
8504 (doloop_end, doloop_end_internal): New.
8506 2000-07-30 Richard Henderson <rth@cygnus.com>
8508 * genattrtab.c (struct insn_def): Add lineno member.
8509 (struct insn_ent): Likewise.
8510 (struct attr_desc): Likewise.
8511 (struct delay_desc): Likewise.
8512 (struct function_unit_op): Likewise.
8513 (struct function_unit): Likewise.
8514 (check_attr_value): Use message_with_line.
8515 (check_defs): Likewise.
8516 (expand_units): Likewise.
8517 (check_attr_test): Take a lineno argument.
8518 (gen_attr): Likewise.
8519 (gen_insn): Likewise.
8520 (gen_delay): Likewise.
8521 (gen_unit): Likewise.
8522 (main): Give it to them.
8523 (convert_set_attr_alternative): Take an insn_def argument
8524 instead of num_alt and insn_index.
8525 (convert_set_attr): Likewise.
8526 (write_test_expr): Protect INSN_ADDRESSES load
8527 with INSN_ADDRESSES_SET_P.
8529 2000-07-30 Richard Henderson <rth@cygnus.com>
8531 * flow.c (init_propagate_block_info): Use pc_set.
8533 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8535 * i386.md (*lea_general_[123]) New insns and splits.
8536 (addsi3 to lea splitter): Handle other modes too.
8537 (shlsi3 to lea splitter): Likewise.
8538 (addhi_1_lea, shlhi_1_lea): New patterns.
8539 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
8541 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
8543 * recog.c (general_operand, nonimmediate_operand): Accept
8544 any mode for VOIDmode CONSTANT_P operands.
8546 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8548 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
8549 instead of replace_rtx.
8550 * recog.c (validate_replace_rtx_subexp): New function.
8551 * recog.h (validate_replace_rtx_subexp): Declare.
8553 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
8555 * combine.c (simplify_set, make_extraction, make_compound_operation
8556 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
8557 as force_to_mode argument.
8559 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
8561 * combine.c (if_then_else_cond): Be sure that mode fits in
8564 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
8566 * combine.c (record_promoted_value): Allow bitsize of mode
8567 to be equivalent to HOST_BITS_PER_WISE_INT.
8569 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8571 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
8572 Do not call gen_mode_alignment when mode is BLKmode.
8574 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
8576 * loop.c (express_from_1): Fix call of simplify_gen_binary.
8578 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
8580 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
8581 VOIDmode implies both operands to be VOIDmode.
8582 (simplify_ternary_operation): Compute properly the mode of comparison.
8583 * combine.c (combine_simplify_rtx): Likewise.
8585 2000-07-25 Michael Hayes <mph@paradise.net.nz>
8587 * basic-block.h (struct loops): New field rc_order.
8588 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
8589 (flow_loops_free): Free rc_order.
8590 (flow_depth_first_order_compute): New parameter rc_order.
8591 (flow_loops_find): Allocate rc_order and swap usage with
8594 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8595 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8597 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
8598 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
8599 (nodb_call, return_from_epilogue): Likewise.
8600 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
8601 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
8602 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
8603 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8604 (c4x_valid_type_attribute_p): Likewise.
8605 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
8606 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
8608 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8610 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
8611 and loadhi_big_constant if applicable.
8612 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
8613 and add new splitter.s
8615 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8617 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
8619 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8621 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
8623 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8625 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
8627 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8629 * config/c4x/libgcc.S (divqf3): Improve accuracy.
8631 2000-07-27 Mark Mitchell <mark@codesourcery.com>
8633 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
8634 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
8635 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
8636 (get_prev_bb_note): Likewise.
8637 (remove_scope_notes): Likewise.
8638 * flow.c (commit_one_edge_insertion): Likewise.
8639 (merge_blocks_nomove): Likewise.
8640 (verify_flow_info): Likewise.
8641 * gcse.c (insert_insn_end_bb): Likewise.
8642 * reg-stack.c (emit_swap_insn): Likewise.
8643 * ssa.c (first_insn_after_basic_block_note): New function.
8644 (insert_phi_node): Use it.
8645 (rename_block): Likewise.
8646 (eliminate_phi): Likewise.
8647 (make_regs_equivalent_over_bad_edges): Likewise.
8648 (make_equivalent_phi_alternatives_equivalent): Likewise.
8649 (for_each_successor_phi): Likewise.
8650 (convert_from_ssa): Modify phi-node deletion algorithm.
8652 2000-07-29 Andreas Jaeger <aj@suse.de>
8654 * configure.in (mips*-*-linux*): Use mips*el to check for little
8655 endian MIPS, add tmake_file.
8657 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
8658 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
8659 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
8661 2000-07-28 Richard Henderson <rth@cygnus.com>
8663 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
8664 Sign extend mode size before negating.
8666 2000-07-28 Richard Henderson <rth@cygnus.com>
8668 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
8670 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
8672 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
8673 (cse_insn): Likewise.
8674 (addr_affects_sp_p): Likewise.
8675 * expr.c (move_by_pieces): Likewise.
8676 (clear_by_pieces): Likewise.
8677 * gcse.c (oprs_unchanged_p): Likewise.
8678 * haifa-sched.c (sched_analyze_2): Likewise.
8679 * recog.c (offsettable_address_p): Likewise.
8680 * regclass.c (record_address_regs): Likewise.
8681 * reload.c (find_reusable_reload): Likewise.
8682 (push_reload): Likewise.
8683 (operands_match_p): Likewise.
8684 (decompose): Likewise.
8685 (find_reloads_address_1): Likewise.
8686 (find_inc_amount): Likewise.
8687 * reload1.c (elimination_effects): Likewise.
8688 * resource.c (mark_set_resources): Likewise.
8689 * flow.c (attempt_auto_inc): New function; mostly broken out
8691 (find_auto_inc): Split into two functions and enhanced to
8692 generate POST_MODIFY.
8693 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
8694 * rtl.h (count_all_occurrences): Declare.
8695 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
8697 * rtlanal.c (count_all_occurrences): New function.
8698 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
8699 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
8701 * config/ia64/ia64-protos.h (destination_operand): Declare.
8702 * config/ia64/ia64.c (destination_operand): New function.
8703 (ia64_print_operand): Handle POST_MODIFY.
8704 (rtx_needs_barrier): Likewise.
8705 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
8706 (HAVE_POST_MODIFY_REG): Define to 1.
8707 (MAX_REGS_PER_ADDRESS): Change to 2.
8708 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
8709 (LEGITIMATE_ADDRESS_REG): New helper macro.
8710 (LEGITIMATE_ADDRESS_DISP): Likewise.
8711 (PREDICATE_CODES): Add entry for destination_operand.
8712 * config/ia64/ia64.md (all mov patterns): Use destination_operand
8713 predicate for operand 0.
8715 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8717 * dwarf2out.c: Indent #error directive.
8719 * gbl-ctors.h: Fix typo in comment.
8720 (__do_global_ctors): Prototype.
8722 * gcse.c (record_one_set, pre_delete): Remove unused variables.
8724 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
8725 (print_operand): Initialize variable `t'.
8727 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
8729 * config/arm/arm.md ("call_value"): removed constraints.
8730 Constraints are ignored in expanders.
8731 (*call_value_reg): split =rf into various constraints.
8732 (*call_value_mem): same
8733 (*call_value_symbol): same
8734 (*sibcall_value_insn): same
8736 2000-07-28 Philipp Thomas <pthomas@suse.de>
8738 * install.texi (--enable-nls): Change the description of the NLS
8739 related configure options to match the current state.
8740 (--with-included-gettext): Likewise.
8741 (--enable-maintainer-mode): New description added.
8742 * extend.texi (-fstrict-prototype): Add missing '.'.
8744 2000-07-27 Jim Wilson <wilson@cygnus.com>
8746 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
8747 DECL_INITIAL (decl) == NULL_TREE.
8749 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
8751 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
8752 on insn-attr.h with it.
8753 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
8754 * insn-addr.h: New header.
8755 (insn_addresses_): Renamed from insn_addresses.
8756 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
8757 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
8758 INSN_ADDRESSES_NEW): New macros.
8759 * genattrtab.c (write_test_expr): Use new macros.
8760 * final.c (insn_addresses, init_insn_lengths): Likewise.
8761 (align_fuzz, shorten_branches): Likewise.
8762 (final): Likewise. Do not reject new insns if their addresses
8763 have been added to INSN_ADDRESSES.
8764 * config/arm/arm.c, config/avr/avr.c: Use new macros.
8765 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
8766 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
8767 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
8768 * config/sh/sh.c: Likewise.
8769 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
8771 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
8773 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
8775 * gcc.c (struct prefix_list): Add member priority.
8776 (enum path_prefix_priority): Declare.
8777 (add_prefix): Replace ``first'' with ``priority''. Append new
8778 entry but keep list in priority order.
8779 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
8780 PREFIX_PRIORITY_LAST to add_prefix.
8781 (process_command): Move include kludge - foo/stageN - to before
8784 2000-07-27 Jason Merrill <jason@redhat.com>
8786 * dwarf2out.c (gen_typedef_die): Abort if we get identical
8787 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
8789 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
8791 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
8792 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
8794 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
8796 * c-decl.c (finish_function): Don't treat 'main' specially unless
8797 flag_hosted. In C99 mode, return 0 from 'main' unless
8798 DEFAULT_MAIN_RETURN is otherwise defined.
8800 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
8801 parameters defaulting to int in an old-style function definition.
8803 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8805 * c-parse.in (string): For -Wtraditional, warn about string
8806 concatenation only once per line.
8808 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
8810 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
8811 for HI-UX/WE2 systems.
8813 2000-07-24 Bruce Korb <bkorb@gnu.org>
8815 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
8816 defining the __xxx_TYPE__ macros.
8817 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
8818 * fixincl/fixlib.h: don't need to include "tm.h" anymore
8819 * fixincl/inclhack.def(type_map): now obsolete
8821 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
8823 * cpp.texi: Append a trailing full-stop to xrefs where needed.
8825 2000-07-26 Dave Pitts <dpitts@cozx.com>
8827 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
8829 (mvs_hash_alias): New function.
8830 (mvs_add_alias): Change argument spacing.
8831 (mvs_need_alias): Change aliasing criteria. Added documentation.
8832 (mvs_get_alias): Change to use hashed name. The hashed name prevents
8833 CSECT name collisions.
8834 (mvs_check_alias): Likewise.
8835 (handle_pragma): Change documentation.
8836 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
8837 mode from SImode to DImode.
8838 (iorhi3): Changed LTORG size for insn.
8840 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
8842 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
8843 mem if the address is a mode_dependent_address_p.
8845 2000-07-26 Kazu Hirata <kazu@hxi.com>
8847 * h8300.c (print_operand): Print ":8" when the 'R' operand is
8848 suitable for 8-bit absolute.
8849 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
8850 (OK_FOR_U): Add a case for the 8-bit constant address on the
8853 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
8855 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
8856 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
8857 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
8858 lack of implemented alignment.
8860 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
8862 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
8863 cross-compiling between 64-bit and 32-bit machines.
8865 2000-07-27 Richard Henderson <rth@cygnus.com>
8867 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
8868 (movhicc_astep, movhi_internal_astep): New.
8869 (movsicc_astep, movsi_internal_astep): New.
8870 (movdicc_astep, movdi_internal_astep): New.
8871 (movsfcc_astep, movsf_internal_astep): New.
8872 (movdfcc_astep, movdf_internal_astep): New.
8873 (movxfcc_astep, movxf_internal_astep): New.
8874 (cmovdi_internal_astep, cmovsi_internal_astep): New.
8875 Unify the cmov[ds]i splitters.
8877 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
8879 * real.c (asctoeg): Rename `error' label to unexpected_char_error
8881 2000-07-26 Nick Clifton <nickc@cygnus.com>
8883 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
8884 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
8886 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
8887 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
8889 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
8891 * c-decl.c (finish_enum): Convert enumerations that fit in an
8893 (build_enumerator): In pedantic mode, cast to `int' those that
8896 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
8898 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
8900 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8902 * sh.md (cmpgtdi_t): Must be split.
8903 (cmpgtdi_t+1): New splitter.
8905 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
8907 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
8908 warnings for indented directives even if we are skipping.
8910 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
8912 * invoke.texi (strict-prototypes): Remove.
8913 * extend.texi (Deprecated Features): Add strict-prototypes.
8914 (Backwards Compatibility): New node.
8916 2000-07-25 Jakub Jelinek <jakub@redhat.com>
8918 * config/i386/i386.md (andsi_1+1): Allow HImode.
8919 (andsi_1+2): Require q_regs_operand.
8921 2000-07-25 Jakub Jelinek <jakub@redhat.com>
8923 * config/i386/i386.md (call_pop): Check operands[0],
8924 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
8926 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
8927 (call_value): Likewise.
8929 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
8931 * toplev.c (pipe_closed): Delete.
8932 (crash_signal): New. Generate ICE for a fatal signal.
8933 (float_signal): Call crash_signal outside a float-handler
8935 (main): Install crash_signal as handler for core-dumping signals.
8937 2000-07-25 David Edelsohn <edelsohn@gnu.org>
8939 * rs6000.c (print_operand, case 'T'): New case.
8941 * rs6000.md (call_indirect_aix32): Convert to expander of
8942 scheduled instructions.
8943 (call_indirect_aix64): Likewise.
8944 (call_value_indirect_aix{32,64}): Likewise.
8945 (call, call_value): Invoke expanders for AIX. Fall through to
8947 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
8948 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
8949 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
8950 only "g" constraint.
8951 (call_nonlocal_aix64): Likewise.
8952 (call_value_nonlocal_aix{32,64}): Likewise.
8953 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
8955 (call_value_nonlocal_sysv): New pattern.
8956 (indirect_jump{si,di}): Use new 'T' modifier.
8957 (tablejump{si,di} matchers): Likewise.
8958 (return_internal_{si,di}): Likewise.
8959 (return_eh_{si,di}): Likewise.
8961 2000-07-24 Richard Henderson <rth@cygnus.com>
8963 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
8964 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
8965 * config/ia64/ia64.md (movdi_internal): Use it.
8967 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
8969 * cppexp.c: Warn about unary + if -Wtraditional.
8970 * cpplex.c (lex_line): Always set BOL on the first token of a line.
8972 2000-07-24 Michael Meissner <meissner@redhat.com>
8974 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
8977 2000-07-24 Nick Clifton <nickc@cygnus.com>
8979 * config/arm/arm.c (emit_multi_reg_push): Generate a
8980 REG_FRAME_RELEATED_NOTE that is compatable with the code in
8981 dwarf2out_debug_frame_expr.
8983 2000-07-24 Jason Merrill <jason@redhat.com>
8985 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
8986 UNALIGNED_INT_ASM_OP.
8987 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
8988 a location expression.
8989 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
8990 assume indirect access if we're saving the CFA address exactly.
8992 * Makefile.in (bootstrap): Move -BstageN/ to the end.
8994 2000-07-24 Jakub Jelinek <jakub@redhat.com>
8996 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
8999 2000-07-24 Michael Meissner <meissner@redhat.com>
9001 * invoke.texi (D30V Options): Add d30v options.
9003 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
9005 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
9006 needed by our gcse pass anymore.
9007 (free_pre_mem): Corresponding changes.
9008 (compute_pre_data): Do not call compute_transpout anymore.
9010 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
9011 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
9014 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
9015 (compute_pre_data): Do it here instead.
9017 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
9019 (pre_delete): Corresponding changes.
9021 2000-07-23 Mark Mitchell <mark@codesourcery.com>
9023 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
9024 to figure out whether or not a variable has already been emitted.
9026 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
9028 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
9029 instead of gen_call.
9031 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
9033 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
9035 2000-07-23 Kazu Hirata <kazu@hxi.com>
9037 * h8300.c: Fix formatting.
9039 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
9041 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
9042 for `long' switch expression into a plain warning.
9044 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
9045 (yylex): Don't pedwarn for "inline" in C99 mode.
9047 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
9049 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
9050 ggc_alloc): Likewise.
9051 * bb-reorder.c (dump_scope_forest_1): Likewise.
9053 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
9055 * reload.c (find_reloads_toplev): Add new parameter
9057 (find_reloads): Add new parameter to find_reloads_toplev calls.
9059 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
9061 * collect2.c (main): Typo fixed.
9062 * diagnostic.c: Typo fixed.
9063 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
9064 * eh-common.h: Typo fixed.
9065 * emit-rtl.c (start_sequence): Typo fixed.
9066 * flow.c (find_label_refs): Typo fixed.
9067 (calculate_global_regs_live): Typo fixed.
9068 (mark_regno_cond_dead): Typo fixed.
9069 (create_edge_list): Typos fixed.
9070 (verify_edge_list): Typo fixed.
9071 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
9072 * loop.c (strength_reduce): Typo in function name fixed.
9073 * rtl.h: Added comments. Typo in function name fixed.
9074 * rtlanal.c: Typo in function name fixed.
9075 (insn_dependant_p): Rename to ...
9076 (insn_dependent_p): ... this.
9077 (computed_jumo_p): Typo fixed.
9079 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9081 * system.h (__FUNCTION__): Wrap definition in #ifndef.
9083 2000-07-21 David Edelsohn <edelsohn@gnu.org>
9085 * rs6000.h (SIZE_TYPE): Define.
9087 2000-07-21 Mark Mitchell <mark@codesourcery.com>
9089 * ssa.c (rename_insn_1): Don't rename registers that are
9092 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
9094 * diagnostic.c (trim_filename, fancy_abort): Moved here from
9096 (fatal_function, set_fatal_function): Removed.
9097 (fatal): Don't prepare for or call the fatal_function.
9098 (diagnostic_lock, error_recursion): New.
9099 (diagnostic_for_decl, report_diagnostic): Guard against
9100 re-entering the error reporting routines.
9101 (fancy_abort): Assume function is not NULL.
9103 * errors.c (fancy_abort): New. Assume function is not NULL.
9104 * tradcpp.c (fancy_abort): Assume function is not NULL.
9106 * system.h: Provide default definition of __FUNCTION__.
9107 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
9108 Always use __FUNCTION__ in definition of abort.
9110 * varray.h: Likewise.
9111 * toplev.h: Likewise. Don't prototype set_fatal_function.
9113 2000-07-20 Geoff Keating <geoffk@cygnus.com>
9115 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
9117 * glimits.h: Don't do #if defined for ARCH_PPC.
9119 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
9120 constants of size no larger than a pointer should go in the TOC.
9121 Add 'MODE' parameter.
9122 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
9123 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
9124 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
9125 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
9126 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
9127 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
9128 (rs6000_legitimize_address): Likewise.
9129 (rs6000_emit_move): Likewise.
9130 (rs6000_select_rtx_section): Likewise.
9131 (output_toc): Deal properly with outputting small constants like
9132 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
9133 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
9134 MODE parameter. Put small constants in the TOC.
9136 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
9138 (rs6000_emit_move): When reload calls us with an illegitimate
9139 address, exit early. Move the change_address calls to one place
9140 at the end of the routine. Merge the SImode and DImode expanders.
9141 When called by reload to put an integer into a FP register, force
9144 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
9146 (rs6000_hash_constant): Hash mode too.
9147 (toc_hash_function): Allow for key_mode.
9148 (toc_hash_eq): Structures are different if key_mode differs.
9149 (output_toc): Add 'mode' parameter. Save key_mode.
9150 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
9151 Pass 'mode' parameter.
9152 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
9154 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
9155 for vtable references.
9157 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
9158 choice, don't put integer values in FP regs.
9160 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
9162 * flow.c (verify_flow_info): Revamp code to verify that the
9163 head and end of each basic block are in the insn chain.
9165 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
9167 * gcse.c (record_one_set): Prepend instead of append onto
9168 reg_set_table, making it O(n) instead O(n^2).
9169 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
9170 Use a queue instead of a stack as worklist.
9172 2000-07-20 Kazu Hirata <kazu@hxi.com>
9174 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
9175 * h8300.h (OK_FOR_T): New.
9176 (EXTRA_CONSTRAINT): Support OK_FOR_T.
9177 * h8300.md: Use inc/dec.[wl] for increment/decrement
9178 by 1 and 2 in HI and SI modes.
9180 2000-07-20 Jim Wilson <wilson@cygnus.com>
9182 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
9183 larger than 14 bits.
9185 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
9187 * cppmacro.c (CAN_PASTE_AFTER): New macro.
9188 (count_params): Don't set GNU_REST_ARGS on anything.
9189 (save_expansion): Set PASTE_LEFT only on tokens for which
9190 CAN_PASTE_AFTER is true, or which are named operators.
9192 * cpplex.c (parse_args): Distinguish between a rest argument
9193 given one empty argument, and a rest argument given zero arguments.
9194 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
9195 deletion of previous token based on that.
9196 (get_raw_token): Flatten some control structure.
9198 * cpplib.h (CPP_LAST_EQ): Correct.
9199 (VOID_REST): New token flag.
9200 (GNU_REST_ARGS): Delete.
9202 * tradcpp.c (main): Don't munge -D options.
9203 (make_definition): Bring -D handling in line with cpplib.
9204 (do_define): Strip all leading whitespace from macro definitions.
9206 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
9208 * Makefile.in (tradcpp): Depend on intl.o and version.o.
9210 2000-07-20 Bruce Korb <bkorb@gnu.org>
9212 * fixincl/check.tpl: strip the platform specific types before testing
9213 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
9214 * fixincl/fixincl.tpl: use platform specific types
9215 * fixincl/fixlib.h: include the platform specific types
9216 * fixincl/inclhack.def(gnu_types): don't supply the types
9217 * fixincl/fixincl.x: regen
9219 2000-07-19 Jim Wilson <wilson@cygnus.com>
9221 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
9224 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9226 * tradcpp.c (rescan): Do not recognize directives when the #
9229 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9231 Implement C++ named operators.
9233 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
9234 of operators allowed in #if and having an _EQ variant. Add
9235 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
9236 (cpp_token flags): Add NAMED_OP.
9237 (enum node_type): Add T_OPERATOR.
9238 (struct cpp_hashnode): Add code slot to value union.
9239 * cpphash.h (spec_nodes): Remove n_defined.
9241 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
9242 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
9243 (is_macro_disabled): Tweak error messages.
9245 * cpplib.c (get_define_node): Disallow all named operators as
9246 macro names. Tweak error messages.
9247 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
9249 * cppinit.c (builtin_array): Add entries for the named operators.
9250 * cppexp.c (lex): Check for CPP_DEFINED token.
9251 (priority table): Add entries for CPP_MIN and CPP_MAX.
9252 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
9254 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
9256 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
9257 larger than the array of cuids.
9258 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
9261 2000-07-19 Bruce Korb <bkorb@gnu.org>
9263 * fixinc/fixincl.c: Convert to using a table of environment variables
9264 and activate the auto-edit marker on the fixed output files.
9265 * fixinc/fixlib.h: Define the environment table
9266 * fixinc/fixincl.sh: export the ${INPUT} dir
9267 * fixinc/check.tpl: likewise
9269 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9271 * gcc.c (.h spec): Fix typo.
9273 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
9275 * Makefile.in: Fix tradcif.c path.
9277 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9279 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
9282 * cpphash.h (TOKEN_NAME): New macro.
9283 (_cpp_spell_operator): Deleted.
9284 (token_spellings): Now _cpp_token_spellings.
9286 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
9287 * cpplex.c: Use OP and TK macros when expanding the
9288 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
9289 store the stringification of the enumeration name (CPP_CHAR,
9290 etc.) in the name slot of token_spellings.
9291 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
9292 token_spellings directly.
9293 * cpplib.c: Use TOKEN_SPELL.
9295 * cpplex.c (_cpp_push_token): If the token being pushed back
9296 is the previous token in this context, just subtract one from
9298 * cppmacro.c (save_expansion): Clear aux field when storing a
9301 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9303 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
9304 buffer, provided it is not NULL.
9306 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
9308 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
9309 case of invalid volatile re-declaration.
9311 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9313 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
9314 (expand_call): Adjust caller.
9316 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
9318 * diagnostic.h (report_diagnostic): Change prototype.
9320 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
9321 diagnostic_for_decl): Change prototype.
9322 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
9323 error, warning, error_with_file_and_line,
9324 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
9325 Adjust call to report_diagnostic, diagnostic_for_decl.
9326 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
9327 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
9329 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
9330 varaible argument list.
9332 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
9334 * cpphash.c: Don't include hashtab.h. Most macro-handling code
9335 moved to cppmacro.c.
9336 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
9337 dump_hash_helper): Delete.
9338 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
9339 cpp_forall_identifiers): New. Implement specialized version of
9340 Vlad's expandable hash table.
9341 (cpp_lookup): Use new functions.
9342 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
9344 * cppmacro.c: New file.
9345 * cppinit.c (dump_macros_helper): New.
9346 (cpp_finish): Iterate over the identifier table directly.
9347 * cpplex.c (parse_name): Calculate the hash of the identifier
9348 while we scan it. Use _cpp_lookup_with_hash when we can.
9350 * cpphash.h: Update prototypes.
9351 (xcnewvec, HASHSTEP): New helper macros.
9352 * cpplib.h: Update prototypes.
9353 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
9354 (cppmacro.o): New rule.
9355 (cpphash.o): Update deps.
9357 * cppmain.c: Do not set pfile->printer if no_output is on.
9359 2000-07-15 Neil Booth <neilb@earthling.net>
9361 * cpplib.c: Change all directive-handler functions to return
9363 * cpphash.h: Update typedefs.
9365 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
9367 * configure: Regenerate.
9369 * extend.texi (Extended Asm): Mention that a memory clobber
9370 does not count as a side-effect.
9372 * unroll.c (copy_loop_body): Fix one instance of using host
9373 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
9376 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
9378 2000-07-17 Richard Henderson <rth@cygnus.com>
9380 * config/ia64/ia64.md (movdi): Split out load address code.
9381 New post-reload splitter for symbolic operands.
9382 (movdi_internal): Abort if we didn't split symbolic operands
9383 when we should have.
9384 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
9385 (ia64_reorg): Split insns when not optimizing.
9386 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
9388 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
9390 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
9391 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
9393 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
9395 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
9397 2000-07-17 Jason Merrill <jason@redhat.com>
9399 * Makefile.in (clean): Remove libgcc directory.
9401 * configure.in (-Wno-long-long check): Use higher-level macros.
9403 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
9405 * simplify-rtx.c (simplify_binary_operation): Recognize
9406 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
9407 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
9408 a CONST_INT, it will always be zero.
9410 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
9412 * loop.c (check_dbra_loop) : Return if more than one condition is
9413 present to control the loop.
9415 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
9417 * mips.c (mips_expand_prologue): Don't calculate the last argument
9418 register unless we need it. When we are calculating this, make
9419 sure FUNCTION_ARG is giving us a REG.
9421 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9423 * flow.c (libcall_dead_p): Use single_set to verify the insn
9424 has only one set and get for analysis.
9425 (propagate_one_insn): Don't pass the PATTERN of the insn.
9427 2000-07-17 Mark Klein <mklein@dis.com>
9429 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
9431 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9433 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
9434 * configure.in (TARGET_GETGROUPS_T): Evaluate.
9435 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
9436 of second argument of getgroups.
9437 * configure, config.in: Rebuilt.
9439 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
9441 * simplify-rtx.c (simplify_relational_operation): Two signed
9442 values with equal high words are less/greater than each other if
9443 their low words are less/greater when considered as unsigned.
9445 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
9447 * configure.in (vax-*-openbsd): Change to new style configuration,
9448 add collect2/float_format information.
9449 * configure: Rebuilt.
9450 * config/vax/openbsd1.h: New.
9451 * config/vax/openbsd.h: New.
9452 * config/vax/t-openbsd: New.
9454 2000-07-17 Chip Salzenberg <chip@valinux.com>
9456 * c-common.c (shorten_compare): Quiet warnings about unsigned
9457 comparisons with zero when they occur in a system header.
9459 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9461 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
9462 update to describe current practice.
9464 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
9466 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
9467 references to C9X. Change references to -fstd and -flang-isoc9x
9470 * c-common.c (scan_char_table): Allow "z" length modifiers on
9472 (check_format_info): Use TYPE_DOMAIN on the type matched against
9473 for "z" formats, to retrieve the language size_t rather than the
9476 * c-common.c (check_format_info): Do not make a pedantic objection
9477 to the 'L' length modifier if used with a floating point type
9480 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
9481 constants in C99 mode.
9483 2000-07-17 Kazu Hirata <kazu@hxi.com>
9485 * h8300.md: Fix the format of mac.
9486 (movsi_h8300hs): Output a tab after stmac instead of a space.
9488 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
9489 profitable adds/subs sequences.
9491 * fold-const.c: Fix comment typos.
9493 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
9495 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
9497 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9499 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
9501 2000-07-16 Neil Booth <NeilB@earthling.net>
9503 * cpplex.c: Update comments.
9504 * README.Portability: Small update.
9506 2000-07-16 Neil Booth <NeilB@earthling.net>
9508 * README.Portability: Small update.
9510 2000-07-15 Richard Henderson <rth@cygnus.com>
9512 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
9513 * config/ia64/ia64.c (ia64_move_ok): New function.
9514 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
9515 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
9517 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
9519 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
9520 immediately following a paste operator.
9521 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
9522 (cpp_reader_init): Call it, if HOST_EBCDIC.
9523 (cpp_handle_options): Do not sort option list here.
9524 (handle_option): Rename to cpp_handle_option and export.
9525 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
9526 _cpp_get_token directly.
9527 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
9528 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
9529 * cpplib.h: Prototype cpp_handle_option. Update prototype of
9532 2000-07-15 Richard Henderson <rth@cygnus.com>
9534 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
9535 cast around an expression. Tidy other unsigned tests.
9537 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
9539 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
9540 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
9541 (v_message_with_decl): Rename to ...
9542 (format_with_decl): ... this. Tweak
9543 (diagnostic_for_decl): New function.
9544 (fatal_io_error): Use verbatim in lieu of notice.
9545 (announce_function): Use verbatim.
9546 (default_print_error_function): Likewise.
9547 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
9550 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9552 * mips.c (function_arg_pass_by_reference): Don't do automatic
9553 aggregate initialization.
9554 (machine_dependent_reorg): Initialize variable `mode'.
9556 * mips.md (absdi2): Change variable `regno1' to unsigned int.
9557 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
9558 conflicts with sys/param.h macro of the same name.
9559 (reload_outdi): Likewise.
9561 2000-07-15 Michael Meissner <meissner@redhat.com>
9563 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
9564 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
9565 create a new node instead.
9567 2000-07-15 Neil Booth <NeilB@earthling.net>
9569 * README.Portability: Correct example about calling a function
9570 through a pointer to function. Format wide paragraphs.
9572 2000-07-15 Michael Meissner <meissner@redhat.com>
9574 * README.Portability: Update integer suffixes and function
9577 2000-07-15 Neil Booth <NeilB@earthling.net>
9579 * README.Portability: Small update.
9581 2000-07-15 Neil Booth <NeilB@earthling.net>
9583 * README.Portability: New file.
9585 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
9587 * INSTALL: Give special instructions for building GCC on Irix 6.
9588 * config/mips/x-iris6 (CC): Don't set it.
9591 2000-07-14 Jason Merrill <jason@redhat.com>
9593 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
9594 register in the stack and later in another register, use the new
9597 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
9599 * config/mips/mips.md: (absdi2): Handle sign_extend for
9602 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
9604 * cpplib.c (do_pragma_dependency): Tidy warning messages.
9606 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
9608 * .cvsignore: Correct typo.
9610 2000-07-13 Mark Mitchell <mark@codesourcery.com>
9612 * .cvsignore: Add generated YACC files.
9613 * objc/.cvsignore: New file.
9615 2000-07-14 Neil Booth <NeilB@earthling.net>
9617 * cpplex.c (adjust_column): New funcion.
9618 (skip_whitespace): Use it.
9619 (skip_block_comment): Use it, and warn about /*/* with
9622 2000-07-14 Neil Booth <NeilB@earthling.net>
9624 * cpphash.c (struct macro_info): Add new members.
9625 (_cpp_free_definition): Delete the macro directly.
9626 (count_params): Return void, with first token of
9627 expansion in struct macro_info on success.
9628 (parse_define): Return int. Hoist syntax checking from
9629 save_macro_expansion. Leave call to save_expansion to
9630 _cpp_create_definition.
9631 (alloc_macro): Needs just 2 arguments.
9632 (free_macro): Delete.
9633 (save_expansion): Don't perform syntax check.
9634 (_cpp_create_definition): Call save_expansion.
9636 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9638 * genrecog.c (write_header): Split long string.
9640 * cpphash.c (macro_info): Don't use the `signed' keyword.
9642 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
9644 2000-07-13 Jakub Jelinek <jakub@redhat.com>
9646 * calls.c (stored_args_map): New variable.
9647 (check_sibcall_argument_overlap_1): New.
9648 (check_sibcall_argument_overlap): New.
9649 (expand_call): Initialize stored_args_map.
9650 Call check_sibcall_argument_overlap.
9652 2000-07-13 Bruce Korb <bkorb@gnu.org>
9654 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
9655 (emit_gnu_type): utility procedure for gnu_type_fix
9656 (gnu_type_fix): implement various pre-processor guards around
9657 standard types so these types can be defined over and over
9658 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
9659 types alluded to above will have GNU-compliant base types
9660 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
9661 * fixinc/inclhack.def: add test_text entries and utilize the new
9662 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
9663 * fixinc/fixincl.x: regenerate
9665 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9667 * diagnostic.c (vline_wrapper_message_with_location,
9668 v_message_with_file_and_line, v_error_with_file_and_file,
9669 v_error_for_asm, v_warning_for_asm, vfatal,
9670 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
9671 vsorry, verror, vwarning, vpedwarn): Remove.
9672 (diagnostic_for_asm): New function.
9673 (pedwarn, error, warning, pedwarn_with_file_and_line,
9674 error_with_file_and_line, warning_with_file_and_line, sorry,
9675 error_for_asm, warning_for_asm, fatal): Reimplement.
9676 (finish_diagnostic): Clear diagnostic info as well.
9678 2000-07-13 Neil Booth <NeilB@earthling.net>
9680 * c-common.h (flag_digraphs): New.
9681 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
9682 * c-lex.c (yylex): Use flag_digraphs to decide whether to
9685 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
9687 * gcc.c (do_spec_1): Add new %B operator.
9688 (set_input): Prepare for %B.
9690 (link_command_spec): Move up with the other tm.h-
9691 overrideable specs. Factor out the portion conditional on
9692 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
9693 (struct compiler): Just have a single spec string. All users
9695 (default_compilers): Remove unnecessary braces.
9696 (static_specs): Update.
9698 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
9700 (C and assembly specs): Use the new named specs, as appropriate.
9702 * objc/lang-specs.h: Use the new named specs.
9703 Remove unnecessary braces.
9705 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9707 * gcc.c (execute): If a subprocess gets a fatal signal, report
9708 strsignal() of the signal number, and ask for a bug report.
9709 Do not do this for SIGPIPE if there's already been an error.
9711 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
9714 * tradcif.c: Remove.
9716 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9718 * final.c (profile_function): Do not emit profile counters in
9719 the data section, if NO_PROFILE_COUNTERS is defined.
9720 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
9723 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
9724 (FUNCTION_PROFILER): Just emit a call to mcount.
9726 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9728 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
9730 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
9731 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
9732 traditional, lang_chill, or lang_fortran.
9734 * cppfiles.c: #undef strcmp to suppress warning about macros
9735 used without arguments.
9736 (_cpp_execute_include): Use f, not fname, in "No include path"
9738 (_cpp_pop_file_buffer): New function.
9739 * cpplib.c: Don't include <sys/mman.h>.
9740 (cpp_push_buffer): Set line_base and lineno in new buffer.
9741 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
9743 * cpplex.c: Move all prototypes and structure declarations to the
9744 top of the file. Properly parenthesise some macro arguments.
9745 (cpp_scan_line): New function.
9746 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
9747 don't need to walk up the stack counting.
9749 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9751 * c-common.c (combine_strings): Emit a pedantic warning when a
9752 string length is greater than the minimum ANSI C is required
9755 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
9757 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
9758 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
9760 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9762 * c-decl.c (define_label): Warn about identifier conflicts with
9763 labels in traditional C.
9765 * c-parse.in (unop +): Warn about the unary plus operator for
9768 * c-typeck.c (store_init_value): Warn about automatic aggregate
9769 initialization for traditional C.
9771 * invoke.texi (-Wtraditional): Document new warnings.
9773 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9775 * Makefile.in (c-errors.o): Fix thinko in dependency.
9777 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9779 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
9780 -traditional, -ftraditional, or -traditional-cpp was given.
9781 Do not pass -traditional to the preprocessor.
9782 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
9783 preprocessor does it automatically.
9784 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
9786 * ch/lang-specs.h: Always use tradcpp. Do not pass
9787 -traditional, -trigraphs, or -pedantic to the preprocessor.
9788 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
9791 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9793 * cppexp.c (LOGICAL): Delete macro.
9794 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
9797 * cpphash.c (HASHSIZE): Increase to 4096.
9798 (struct hashdummy): Add hash field.
9799 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
9800 the string values using memcmp.
9801 (cpp_lookup): Set dummy.hash.
9803 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
9805 * configure.in (m88k-openbsd): Express configuration using new fragment
9807 * configure: Rebuilt.
9808 * m88k/aout-dbx.h: New.
9809 * m88k/openbsd.h: New.
9810 * m88k/xm-openbsd.h: New.
9812 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9814 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
9816 2000-07-12 Richard Henderson <rth@cygnus.com>
9818 * reload.c (push_secondary_reload): Make sure to add the new
9819 reload at the end, after acquiring secondary memory.
9821 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9823 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
9825 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
9826 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
9828 * c-parse.in (stmt): Delete unused variables.
9830 * convert.c (convert_to_vector): Likewise.
9832 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
9834 * tree.c (finish_vector_type): Prototype.
9836 2000-07-12 Bruce Korb <bkorb@gnu.org>
9838 * fixinc/fixfixes.c: use xmalloc
9839 * fixinc/fixincl.c(initialize): set program name for xmalloc
9840 * fixinc/fixlib.c(must_malloc): obsolete
9841 (is_cxx_header): no longer used - disabled
9842 (skip_quote): inserted and disabled for future use
9843 * fixinc/fixlib.h: reflects above
9844 * fixinc/fixtests.c: removed dinkleberries
9846 2000-07-12 Neil Booth <NeilB@earthling.net>
9848 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
9849 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
9851 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
9852 struct toklist_dummy): New.
9853 (cpp_free_definition): Free macros with free_macro.
9854 (count_params): Don't save paramter spellings. Save macro
9855 information in a struct macro_info.
9856 (parse_define): Don't allocate a token list.
9857 (save_expansion): Allocate the macro's token list, and
9858 save parameter spellings if necessary. Use TOKEN_SPELL.
9859 (cpp_create_definition): Make list const.
9861 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9863 * c-typeck.c (pedwarn_c99): Move to
9864 * c-errors.c: ... Here.
9865 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
9866 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
9867 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
9868 (c-errors.o): List dependency.
9870 2000-07-12 Mark Mitchell <mark@codesourcery.com>
9872 * c-parse.c: Remove.
9873 * c-parse.h: Likewise.
9874 * c-parse.y: Likewise.
9875 * objc/objc-parse.c: Likewise.
9876 * objc/objc-pasre.y: Likewise.
9878 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
9880 * gcc.texi: Fix minor typos
9881 * extend.texi: Fix minor typos
9883 2000-07-11 Marc Espie <espie@openbsd.org>
9885 * collect2.c (main): Recognize .lo as object files.
9887 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9889 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
9892 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
9893 with MAP_ANONYMOUS and MAP_ANON.
9894 * configure, config.in: Rebuilt.
9896 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9898 * diagnostic.c (save_output_state): Remove.
9899 (restore_output_state): Likewise.
9900 (clear_text_info): New function.
9901 (clear_diagnostic_info): Likewise.
9902 (output_text_length, is_starting_newline, output_prefix,
9903 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
9904 prefixing_policy, output_buffer_ptr_to_format_args): New macros
9905 (set_real_maximum_length, output_set_maximum_length,
9906 output_set_prefix, output_get_prefix, output_set_maximum_length,
9907 output_destroy_prefix, init_output_buffer,
9908 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
9909 output_add_newline, output_add_character, output_add_space,
9910 output_append_r, output_append, wrap_text, output_format,
9911 output_do_printf, output_printf, output_do_verbatim,
9912 output_verbatim, verbatim): Use them.
9913 (output_clear): Split into cleat_text_info and
9914 clear_diagnostic_info.
9915 (struct output_state): Move to...
9917 * diagnostic.h: ...Here
9918 (struct output_buffer): Adjust.
9920 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
9922 * cpplex.c (parse_name): No longer inline (premature optimization).
9923 (do_pop_context): Fold into pop_context.
9924 (pop_context): Returns int.
9925 (lex_next): Hoist test for end of directive into pop_context.
9926 (push_macro_context): Returns int; takes just reader and token.
9927 Hoist test for excessive nesting to caller.
9928 (push_arg_context): Returns void; takes just reader and token.
9929 Do not call stringify_arg or get_raw_token.
9930 (get_raw_token): Convert tail recursion through push_arg_context
9931 to a loop at this level. Call stringify_arg here if appropriate.
9932 (maybe_paste_with_next): Convert tail recursion to a while loop.
9933 Hoist test of paste_level to caller.
9935 (stringify_arg): Push arg context at beginning.
9936 (cpp_get_token): Split out core into _cpp_get_token. Call
9937 process_directive here. Throw away CPP_PLACEMARKER tokens.
9938 (_cpp_get_token): Convert tail recursion through
9939 push_macro_context to a loop at this level.
9940 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
9941 _cpp_get_raw_token): Use _cpp_get_token.
9942 (_cpp_skip_rest_of_line): Drop the context stack directly; do
9943 not call pop_context.
9944 (_cpp_run_directive): Call lex_next directly.
9946 * cpphash.h: Prototype _cpp_get_token.
9947 * cppexp.c (lex): Use it.
9948 * cpphash.c (parse_define): Use it.
9949 * cpplib.c (get_define_node, do_undef, parse_include,
9950 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
9951 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
9952 parse_ifdef, validate_else): Use it.
9953 (cpp_push_buffer): Tweak error message; abort if anyone tries
9954 to push a buffer while macro expansions are stacked.
9956 2000-07-11 Donn Terry <donnte@microsoft.com>
9958 * cpplex.c (free_macro_args, save_token): Cast arg of free
9959 and/or xrealloc to PTR.
9960 (_cpp_init_input_buffer): Clear all fields of the base context.
9962 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
9964 * gensupport.c (process_rtx): Make rtl checking stop
9965 complaining about the define_insn while it is being
9966 converted from a define_insn_and_split.
9968 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
9970 * config/mips/mips.c (simple_memory_operand): Access the
9971 INTVAL of the address, not it's containing MEM.
9973 2000-07-11 Bruce Korb <bkorb@gnu.org>
9975 * fixinc/fixtests.c(double_slash): obsolete
9976 (else_endif_label): likewise
9977 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
9978 (libc1_ifdefd_memx): correct initial comment
9979 and omit the #if/#endif pair from the memxxx declarations
9980 * fixinc/fixincl.x: regen
9982 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9984 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
9986 2000-07-11 Neil Booth <NeilB@earthling.net>
9990 2000-07-11 Neil Booth <NeilB@earthling.net>
9992 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
9993 (handle_option): Set digraphs according to standard.
9994 Merge OPT_lang_c89 handler with OPT_std_c89.
9996 * cpplex.c: (lex_line, can_paste): Honour digraphs in
9997 accordance with the digraphs flag.
9999 * cpplib.h: (struct cpp_options): New option digraphs.
10001 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
10002 Bruce Korb <bkorb@gnu.org>
10004 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
10005 * fixinc/fixincl.x: Regenerate.
10006 * fixinc/tests/base/testing.h: Add testcase.
10008 2000-07-10 Richard Henderson <rth@cygnus.com>
10010 * config/ia64/ia64.c (got_symbolic_operand): New.
10011 (symbolic_operand, move_operand): Revert 0701 change.
10012 * config/ia64/ia64.h (PREDICATE_CODES): Update.
10013 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
10014 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
10015 split the offset into a 14-bit low part instead of a 13-bit low part.
10016 (load_fptr): Mark the mem as unchanging.
10017 (load_symptr): Use got_symbolic_operand.
10019 2000-07-10 Nick Clifton <nickc@cygnus.com>
10021 * libgcc2.c (next_stack_level): Cast result of computation to
10022 (void **) so that the assignment does not generate a warning.
10024 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
10026 * flags.h : Add new variable flag_single_precision_constant.
10027 * toplev.c (display_help) : Add -fsingle-precision-constant option.
10028 (flag_single_precision_constant): New.
10029 * c-lex.c (yylex): Convert floating point constant to single
10030 precision constant.
10031 * invoke.texi : Add documentation for this new option.
10033 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10035 * diagnostic.c (output_octal): Second parameter is unsigned.
10036 (output_long_octal): Likewise.
10037 (output_hexadecimal): Likewise.
10038 (output_long_hexadecimal): Likewise.
10039 (output_format): Adjust arguments extraction. Tweak.
10040 (output_verbatim, verbatim): End variable argument list.
10041 (report_diagnostic): Improve documentation.
10043 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
10045 * c-common.h (build_stmt): Declare.
10046 (build_continue_stmt): Likewise.
10047 (build_break_stmt): Likewise.
10048 (build_return_stmt): Likewise.
10050 * c-decl.c (do_case): Rewrite to do what previously done in
10053 * c-semantics.c (build_stmt): Define.
10054 (build_return_stmt): Likewise.
10055 (build_break_stmt): Likewise.
10056 (build_continue_stmt): Likewise.
10057 (build_case_label): Likewise.
10059 * c-parse.in (BREAK): Change to build tree, then generate RTL.
10060 (CONTINUE): Likewise.
10061 (RETURN): Likewise.
10063 (DEFAULT): Likewise.
10065 * c-parse.y: Regenerate.
10066 * c-pasre.c: Likewise.
10068 2000-07-09 Jason Merrill <jason@redhat.com>
10070 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
10072 * tree.h (STRIP_NOPS): Check for error_mark_node.
10073 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
10074 (dwarf2out_*): Remove duplicate declarations.
10076 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
10077 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
10079 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10081 * diagnostic.c (wrap_text): New function.
10082 (maybe_wrap_text): Likewise.
10083 (output_add_string): Use it.
10084 (output_format): Likewise.
10085 (count_error): Use verbatim instead of notice.
10086 (report_error_function): Likewise. Don't use plain fprintf.
10087 (finish_diagnostic): New function.
10088 (output_do_verbatim): Tweak. Commonalize functionalities in
10089 output_verbatim and verbatim.
10090 (output_verbatim): Adjust.
10091 (verbatim): Likewise.
10092 (report_diagnostic): Define.
10094 * diagnostic.h (report_diagnostic): Prototype.
10096 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
10098 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
10100 2000-07-09 Neil Booth <NeilB@earthling.net>
10102 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
10103 IShspace, ISspace: Update.
10105 * cppinit.c: ISTABLE: Update.
10108 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
10109 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
10110 (skip_block_comment, skip_line_comment, parse_string,
10111 lex_line): Use is_vspace rather than IS_NEWLINE.
10112 (skip_whitespace, lex_line): Clean up to use is_nvspace.
10113 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
10115 (lex_next): Unconditionally stop if within a directive.
10116 Treat directives within macro invocations as directives
10117 (after parse_args emits error), not as the argument.
10119 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
10121 * diagnostic.c (diagnostic_args): New macro.
10122 (diagnostic_msg): Likewise.
10123 (output_formatted_integer): Likewise.
10124 (output_state): New data type.
10125 (digit_buffer): Make global.
10126 (output_add_integer): Rename to output_decimal. Squeeze
10128 (output_long_decimal, output_unsigned_decimal,
10129 output_long_unsigned_decimal, output_octal, output_long_octal,
10130 output_hexadecimal, output_long_hexadecimal): New functions.
10131 (output_append_r): New function.
10132 (output_append): Tweak.
10133 (output_flush_on): Rename to output_to_stream.
10134 (output_format): Change prototype. Improve documentation. Handle
10135 more format specifiers.
10136 (build_location_prefix): Rename to context_as_prefix.
10137 (output_notice): Rename to output_do_printf.
10138 (output_printf): Tweak.
10139 (line_wrapper_printf): Likewise.
10140 (vline_wrapper_message_with_location): Adjust call to renamed
10142 (v_message_with_decl): Likewise.
10143 (default_print_error_function): Likewise.
10144 (save_output_state): New function.
10145 (restore_output_state): Likewise.
10146 (output_do_verbatim): Likewise.
10147 (output_verbatim): Define.
10148 (verbatim): Likewise.
10150 * diagnostic.h (printer_fn): Change return type from void to int.
10151 Improve documentation.
10152 (output_add_integer): Rename to output_decimal.
10153 (output_flush_on, output_format): Don't export.
10154 (output_verbatim, verbatim): Declare.
10156 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
10158 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
10159 Check whether c divides op1 exactly if operation is not
10162 2000-07-08 Richard Henderson <rth@cygnus.com>
10164 * final.c (final): Do not abort when reg-stack introduces
10167 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
10169 * cpplib.h (struct cpp_name): Now struct cpp_string.
10170 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
10171 CPP_HEADER_NAME): Change to type S.
10172 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
10173 field, a cpp_hashnode *. All references to val.name updated
10174 to use val.str or val.node as appropriate.
10175 (struct cpp_reader): Add spec_nodes field.
10176 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
10178 * cpphash.h (struct spec_nodes): New.
10179 (enum spell_type): Reorder. Only SPELL_STRING tokens use
10180 val.str. All references to 'spelling > SPELL_NONE' updated to
10183 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
10184 pfile->buffer->inc are not NULL before dereferencing them.
10186 * cpplex.c (parse_name): Take a pointer to the current token,
10187 plus current position and limit as args; return the new
10188 position; don't copy the text of a name into the string
10189 buffer, instead call cpp_lookup and store the node pointer.
10190 If extending a token, copy out the text of the old into a
10191 scratch buffer, append the new, look that up and store the new
10192 node pointer. Inline.
10193 (maybe_paste_with_next): If the result of paste is a NAME,
10194 then look up the pasted text and store its node pointer.
10195 (lex_line): Adjust for new parse_name interface.
10196 Check for L"str", L'str' using spec_nodes->n_L.
10197 (spell_token): SPELL_IDENT tokens have their spelling in
10198 val.node->name. Handle SPELL_STRING tokens that don't have
10200 (_cpp_expand_name_space,
10201 (can_paste): Check for L ## "str" using spec_nodes->n_L.
10202 (cpp_get_token, special_symbol): No need to call cpp_lookup.
10203 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
10204 return 1=equal 0=not, not a tristate.
10206 * cpphash.c (var_args_str): Delete.
10207 (find_param): Compare node fields directly.
10208 (is__va_args__): Use CPP_PEDANTIC. Just compare
10209 token->val.node with spec_nodes->n__VA_ARGS__.
10210 (dump_funlike_macro): Don't use var_args_str.
10212 * cpplib.c (_cpp_check_directive): Just walk through
10213 spec_nodes->dirs comparing pointers.
10214 (get_define_node, do_pragma_poison, detect_if_not_defined,
10215 parse_ifdef): The identifier has already been looked up.
10216 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
10218 (do_if): Only call detect_if_not_defined at beginning of file.
10219 (_cpp_parse_assertion): Only copy string pointers for
10220 SPELL_STRING tokens.
10221 (pragma_dispatch): Take a node pointer and examine its name
10223 (_cpp_init_stacks): Also initialize the spec_nodes structure.
10225 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
10227 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
10228 reverse order from the corresponding _cpp_init_* routines.
10230 * cppexp.c (parse_number, parse_charconst, parse_defined,
10231 lex): Check val.node->type instead of calling cpp_defined.
10232 Use spec_nodes entries where appropriate.
10234 * fix-header.c, scan-decls.c: Update for interface changes.
10236 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
10238 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
10239 emitting aux_truncdfsf2.
10241 2000-07-03 Donn Terry (donnte@microsoft.com)
10243 * cppinit.c (print_help): split overlong line into ISO C89
10246 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10248 * cppexp.c: Update all code for new lexer interface.
10249 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
10250 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
10251 * cpplex.c (token_names): Trim leading CPP_ from names; make
10252 the strings unsigned.
10253 (_cpp_spell_operator): New.
10254 (is_macro_disabled): Disable all macros if rescanning
10256 (_cpp_get_directive_token): Remove.
10258 * cppinit.c: Don't set no_macro_expand.
10259 * cpplib.c (read_line_number, do_line): Check only for EOF,
10261 * cpphash.h: Update prototypes.
10262 * cpplib.h (CPP_VSPACE): Remove.
10263 (struct cpp_reader): Remove no_macro_expand.
10265 2000-07-08 Neil Booth <NeilB@earthling.net>
10267 * cpphash.c (is__va_args__): New function.
10268 (count_params): Fix line reported in error messages. Use
10269 is__va_args__. Don't return ')' on error. Flag GNU style
10270 rest args macro definitions.
10271 (parse_define): Check macro name is not __VA_ARGS__.
10272 (save_expansion): Check identifier in non-varargs-macro is
10273 not __VA_ARGS__. Don't flag GNU_VARARGS.
10274 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
10275 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
10276 than per-token GNU_VARARGS.
10277 * cpplib.h (GNU_VARARGS): Remove.
10278 (GNU_REST_ARGS): New.
10280 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10282 * i386.md (call_pop, call, call_value_pop): Do not set
10283 current_function_uses_pic_offset_table for calls to static
10284 functions or indirect calls.
10286 2000-07-07 Jim Wilson <wilson@cygnus.com>
10288 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
10289 is_predicate_reg, then take max write_count of register pair.
10291 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10293 * tradcpp.c (main): Rename label `include' to `add_include' to
10294 avoid conflicts with variable `include' in traditional C.
10296 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10298 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
10300 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10302 * sibcall.c (uses_addressof): Add INMEM argument, check for
10303 current_function_internal_arg_pointer outside of MEM rtxs in addition
10305 (sequence_uses_addressof): Update caller.
10307 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10309 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
10312 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10314 * system.h (UNION_INIT_ZERO): New macro for initializing union
10315 members in structs.
10317 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
10319 2000-07-07 Neil Booth <NeilB@earthling.net>
10321 * cpp.texi: Update.
10323 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
10325 * final.c (final): Detect out of bounds array access to
10326 the insn_lengths array.
10328 2000-07-07 Kazu Hirata <kazu@hxi.com>
10330 * fold-const.c (fold): Fix a comment typo.
10332 2000-07-07 Neil Booth <NeilB@earthling.net>
10334 * cpp.texi: Update to new lexer.
10336 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10338 * tradcpp.c: New file.
10339 * tradcif.y: New file.
10340 * tradcif.c: New generated file.
10342 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
10343 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
10344 dependencies of C. Install tradcpp from install-common, in
10347 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10349 * cppinit.c: Include cppdefault.h. Refer to
10350 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
10351 to GCC_INCLUDE_DIR and its length.
10352 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
10353 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
10354 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
10356 (include_defaults_array): Move to cppdefault.c.
10358 * cppdefault.h: New file.
10359 * cppdefault.c: New file.
10361 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
10362 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
10363 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
10366 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10368 * reload.c (push_reload): When seeing if can reuse a register,
10369 check extra registers against widest of INMODE and OUTMODE.
10371 2000-07-06 Neil Booth <NeilB@earthling.net>
10373 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
10374 based on full length of predicate.
10376 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
10378 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
10379 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
10381 2000-07-05 Kazu Hirata <kazu@hxi.com>
10383 * h8300-proto.h: Fix formatting.
10384 * h8300.c: Likewise.
10385 * h8300.h: Likewise.
10387 2000-07-05 Jim Wilson <wilson@cygnus.com>
10389 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
10392 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
10394 * invoke.texi: Fix minor typos
10395 * md.texi: Fix minor typos
10397 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
10399 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
10401 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
10403 * cpplex.c: Don't include sys/mman.h.
10404 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
10406 * cpplib.c: Include sys/mman.h and obstack.h.
10407 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
10409 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
10410 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
10411 bother freeing if stack entries (they will be freed with their buffer).
10412 (do_endif): Free if stack entries from the buffer obstack.
10413 (push_conditional): Allocate if stack entries from the buffer obstack.
10415 (find_answer): Rename to _cpp_find_answer.
10416 (do_assert, do_unassert): Update.
10418 * cpphash.h: Update prototypes.
10419 (xobnew): New convenience macro.
10420 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
10422 (struct cpp_hashnode): Remove disabled field.
10424 * cppinit.c: Don't include hashtab.h or splay-tree.h.
10425 (report_missing_guard): Moved to cppfiles.c.
10426 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
10428 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
10429 cpp_cleanup_includes. Don't destroy hashtab or
10430 all_include_files here.
10431 (cpp_finish): Use _cpp_report_missing_guards.
10433 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
10434 (_cpp_init_include_table): Rename _cpp_init_includes.
10435 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
10437 * cppexp.c (parse_assertion): Update for new name of
10440 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
10442 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
10444 * cpplib.c (do_ident): s/VSPACE/EOF/
10446 2000-07-05 Neil Booth <NeilB@earthling.net>
10448 * cpplex.c: Fix trigraph replacement within strings.
10450 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10452 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
10454 * xcoffout.c (assign_type_number): Constify.
10455 (xcoffout_source_file): Add static prototype. Don't needlessly
10456 cast away const-ness.
10458 2000-07-04 Jason Merrill <jason@redhat.com>
10460 * frame.h (frame_state): Move base_offset to end.
10462 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
10464 * calls.c (emit_library_call_value_1): Revert previous change.
10466 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
10468 * fix-header.c (struct partial_proto): Remove unnecessary fields.
10469 (recognized_extern, recognized_function, read_scan_file):
10470 Update for new scheme.
10471 (check_protection): It's still a multiple include guard even
10472 if it doesn't always trigger.
10473 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
10475 * scan.h: Declare struct cpp_token. Update prototypes.
10477 2000-07-03 Neil Booth <neilb@earthling.net>
10478 Zack Weinberg <zack@wolery.cumb.org>
10480 Complete overhaul of the lexer and macro expander.
10482 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
10483 arg, arglist, argdata, reflist, collect_objlike_expansion,
10484 collect_funlike_expansion, collect_params,
10485 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
10486 unsafe_chars, macarg, compare_defs, special_symbol,
10487 scan_arguments, stringify, funlike_macroexpand,
10488 _cpp_quote_string, monthnames): Delete.
10489 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
10490 _cpp_create_definition, _cpp_dump_definition,
10491 dump_hash_helper): Adjust.
10492 (find_param, count_params, parse_define, var_args_str,
10493 check_macro_redefinition, save_expansion): New.
10495 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
10496 parse_string, output_line_command, trigraph_replace,
10497 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
10498 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
10499 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
10500 _cpp_skip_rest_of_line): Modify.
10502 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
10503 find_position, null_warning, bump_column, expand_name_space,
10504 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
10505 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
10506 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
10507 _cpp_prescan): Delete.
10509 (dump_param_spelling, process_directive, lex_next,
10510 is_macro_disabled, stringify_arg, expand_context_stack,
10511 output_token, make_string_token, alloc_number_token,
10512 special_symbol, duplicate_token, maybe_paste_with_next,
10513 can_paste, prevent_macro_expansion, restore_macro_expansion,
10514 get_temp_token, release_temp_tokens, quote_string,
10515 token_names, token_spellings, _cpp_expand_name_space,
10516 _cpp_glue_header_name, _cpp_reserve_name_space,
10517 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
10518 placemarker_token, eof_token, cpp_context, macro_args,
10519 get_raw_token, parse_arg, parse_args, save_token,
10520 push_arg_context, push_macro_context, pop_context,
10521 do_pop_context, free_macro_args, _cpp_get_line,
10522 _cpp_run_directive): New.
10524 * cpplib.c (validate_else, parse_include, push_conditional,
10525 pass_thru_directive, read_line_number, parse_ifdef,
10526 detect_if_not_defined, _cpp_check_directive, do_define,
10527 do_undef, do_include, do_import, do_include_next, do_error,
10528 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
10529 top_pragmas, do_pragma_gcc, do_pragma_implementation,
10530 do_pragma_poison, do_pragma_system_header,
10531 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
10532 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
10533 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
10534 cpp_defined): Update for new scheme.
10535 (strtoul_for_line, get_define_node, dump_macro_name,
10536 _cpp_check_linemarker, _cpp_parse_assertion): New.
10537 (_cpp_handle_directive, do_pragma_default): Delete.
10539 * cpphash.h (struct predicate): Now struct answer.
10540 (enum spell_type, struct token_spelling, struct directive,
10541 directive_handler): New.
10542 Update prototypes. Remove unused macros.
10543 * cpplib.h: Update prototypes. Remove unused macros,
10544 structure definitions, and fields.
10546 * cpperror.c (print_containing_files, v_message): Adjust.
10547 * cppexp.c (parse_assertion, lex, parse_escape,
10548 _cpp_parse_expr): Adjust.
10549 * cppfiles.c (open_include_file, _cpp_execute_include,
10550 _cpp_compare_file_date, cpp_read_file, read_include_file):
10552 * cppinit.c (dump_special_to_buffer): Delete.
10553 (append_include_chain, merge_include_chains, cpp_reader_init,
10554 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
10555 cpp_finish, handle_option, print_help): Adjust.
10556 * cppmain.c (main): Adjust.
10558 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
10560 * cppspec.c (lang_specific_driver): Use double quotes in error
10563 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
10565 * calls.c (emit_library_call_value_1): Use valreg instead
10566 of hard_libcall_value.
10568 2000-07-03 Geoff Keating <geoffk@cygnus.com>
10570 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
10571 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
10572 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
10580 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
10581 mode instead of wider_mode is being used.
10583 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10585 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
10586 of 'r'. Use q_regs_operand.
10587 (andsi_1+2): Use q_regs_operand.
10589 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10591 * builtins.c (get_memory_rtx): Always put into alias set 0.
10593 2000-07-03 Nick Clifton <nickc@cygnus.com>
10595 * config/arm/arm.md: Fix post increment and pre increment
10596 peepholes so that they do not generate UNPREDICATBLE opcodes.
10597 (ie ones where the increment clobbers the source/destination).
10599 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
10601 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
10602 change too big for -mtiny-stack" a warning, if larger than 63.
10603 (out_set_stack_ptr): Change the logic so -mno-interrupts is
10604 always safe to use on possible future devices.
10605 (function_prologue): Write SPH before SPL, for consistency.
10606 If interrupt_func_p true, we know we have enabled interrupts.
10607 (avr_num_arg_regs): New function. Round up to even number of
10608 bytes if no -mpack-args or if calling a libgcc function.
10609 (function_arg, function_arg_advance): Use it.
10610 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
10611 Output "movw" if available.
10612 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
10613 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
10614 (asm_output_section_name): Add blanks for consistent output.
10615 (encode_section_info): Set TREE_READONLY for progmem data to
10616 avoid gas warnings about changed section attributes.
10617 (avr_hard_regno_mode_ok): Force non-QImode data to start in
10618 even numbered registers on devices with "movw".
10619 * config/avr/avr.h (MASK_*): Define bits for target_flags.
10620 (TARGET_SWITCHES): Mark help strings for translation.
10621 Add new -mpack-args and -menhanced switches.
10622 (TARGET_OPTIONS): Mark help strings for translation.
10623 (progmem_section): Add section attributes.
10624 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
10625 Output "movw" if available.
10626 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
10628 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
10629 call convention (arguments aligned on even registers).
10630 (_cleanup, _exit): Make weak symbols libc can override.
10632 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10634 * fp-bit.h: New file.
10636 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
10637 Comment #endif statements.
10638 (__thenan_sf, __thenan_df): Add missing braces around initializer.
10640 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
10642 * gcse.c (compute_pre_data): Compute ae_kill using other local
10643 properties instead of calling compute_ae_kill.
10645 * alias.c (init_alias_analysis): Do not call
10646 prologue_epilogue_contains until after reload has completed.
10648 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
10650 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
10651 (genrtl_finish_compound_stmt): Likewise.
10652 (genrtl_compound_stmt): Change to return void.
10654 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
10655 move code from here to ...
10656 (genrtl_compound_stmt): ... here.
10657 (genrtl_finish_compound_stmt): Remove.
10658 (expand_stmt): Add comment.
10660 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
10662 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
10665 2000-07-02 Jakub Jelinek <jakub@redhat.com>
10667 * cpplib.h (struct cpp_reader): New field include_depth.
10668 (struct cpp_printer): Rename last_bsd to last_id.
10669 * cppfiles.c (read_include_file): Bump include_depth.
10670 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
10671 (output_line_command): Output correct #line if a header
10672 is including itself and is not protected against multiple inclusion.
10673 Use include_depth instead of buffer_stack_depth, last_id instead of
10675 * cppinit.c (cpp_start_read): Initialize last_id instead of
10678 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
10680 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
10681 (c-semantics.o): New target.
10683 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
10684 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
10685 (genrtl_clear_out_block): Likewise.
10686 (genrtl_goto_stmt): Likewise.
10687 (genrtl_expr_stmt): Likewise.
10688 (genrtl_decl_stmt): Likewise.
10689 (genrtl_if_stmt): Likewise.
10690 (genrtl_while_stmt): Likewise.
10691 (genrtl_do_stmt): Likewise.
10692 (genrtl_return_stmt): Likewise.
10693 (genrtl_for_stmt): Likewise.
10694 (genrtl_break_stmt): Likewise.
10695 (genrtl_continue_stmt): Likewise.
10696 (genrtl_scope_stmt): Likewise.
10697 (genrtl_switch_stmt): Likewise.
10698 (genrtl_case_label): Likewise.
10699 (genrtl_begin_compound_stmt): Likewise.
10700 (gerntl_finish_compound_stmt): Likewise.
10701 (genrtl_compound_stmt): Likewise.
10702 (genrtl_asm_stmt): Likewise.
10703 (genrtl_decl_cleanup): Likewise.
10704 (DECL_ANON_UNION_ELEMS): Likewise.
10705 (emit_local_var): Likewise.
10706 (make_rtl_for_local_static): Likewise.
10707 (expand_cond): Likewise.
10708 (expand_stmt): Likewise.
10709 (c_expand_return): Likewise.
10710 (c_expand_start_case): Likewise.
10711 (do_case): Likewise.
10712 (COMPOUND_STMT_NO_SCOPE): Likewise.
10713 (c_expand_asm_operands): Likewise.
10714 (NEW_FOR_SCOPE_P): New macro.
10715 (expand_expr_stmt_fn): New type.
10717 (set_current_function_name_declared): Likewise.
10718 (current_function_name_declared): Likewise.
10719 (lang_expand_stmt): Likewise.
10720 (stmts_are_full_exprs_p): Likewise.
10721 (anon_aggr_type_p): Likewise.
10722 (lang_expand_expr_stmt): Likewise.
10723 (build_case_label): Likewise.
10725 * c-decl.c (lang_expand_expr_stmt): Initialize.
10726 (stmts_are_full_exprs_p): Define.
10727 (current_function_name_declared): Likewise.
10728 (do_case): Likewise.
10729 (lang_expand_stmt): Likewise.
10730 (set_current_function_name_declared): Likewise.
10731 (anon_aggr_type_p): Likewise.
10733 * c-semantics.c: New file.
10734 (expand_cond): Moved from cp/semantics.c.
10735 (genrtl_do_pushlevel): Likewise.
10736 (genrtl_clear_out_block): Likewise.
10737 (genrtl_goto_stmt): Likewise.
10738 (genrtl_expr_stmt): Likewise.
10739 (genrtl_decl_stmt): Likewise.
10740 (genrtl_if_stmt): Likewise.
10741 (genrtl_while_stmt): Likewise.
10742 (genrtl_do_stmt): Likewise.
10743 (genrtl_return_stmt): Likewise.
10744 (genrtl_for_stmt): Likewise.
10745 (genrtl_break_stmt): Likewise.
10746 (genrtl_continue_stmt): Likewise.
10747 (genrtl_scope_stmt): Likewise.
10748 (genrtl_switch_stmt): Likewise.
10749 (genrtl_case_label): Likewise.
10750 (genrtl_begin_compound_stmt): Likewise.
10751 (genrtl_finish_compound_stmt): Likewise.
10752 (genrtl_compound_stmt): Likewise.
10753 (genrtl_asm_stmt): Likewise.
10754 (genrtl_decl_cleanup): Likewise.
10755 (make_rtl_for_local_static): Moved from cp/decl.c.
10756 (emit_local_var): Likewise.
10757 (expand_stmt): Define.
10759 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
10760 (c_expand_return): Likewise.
10761 (c_expand_start_case): Likewise.
10763 2000-07-01 Richard Henderson <rth@cygnus.com>
10765 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
10766 with the low 13 bits set.
10767 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
10768 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
10769 of the low 13 bits into a CONST plus an adddi3.
10770 (load_symptr): Set RTX_UNCHANGING_P.
10772 See ChangeLog.3 for earlier changes.