1 2000-11-07 Philipp Thomas <pthomas@suse.de>
3 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
4 accepted my the gettext maintainer.
6 2000-11-07 DJ Delorie <dj@redhat.com>
8 * testsuite/gcc.dg/20000614-1.c: Add return so that test can pass.
10 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12 * builtins.c (expand_builtin_strpbrk): New function.
13 (expand_builtin): Handle BUILT_IN_STRPBRK.
15 * builtins.def (BUILT_IN_STRPBRK): New entry.
17 * c-common.c (c_common_nodes_and_builtins): Declare builtin
20 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
22 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
23 * POTFILES.in: Add config/alpha/freebsd.h
24 * configure.in: Add alpha*-freebsd support.
25 * configure: Regenerate.
27 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
29 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
30 copy of ptr_type_node rather than ptr_type_node itself.
32 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
34 * combine.c (recog_for_combine): Allocate uninitialized vector with
36 * recog.c (apply_change_group): Likewise.
38 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
40 * flow.c (verify_local_live_at_start): Back out last change.
41 * combine.c (distribute_notes): When parts of a hard reg are
42 neither set nor referenced in PLACE, search backwards for a
43 place to put a REG_UNUSED note; if none found, ask for flow
46 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
48 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
49 with (clobber (match_scratch...)).
51 2000-11-06 Neil Booth <neilb@earthling.net>
53 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
56 2000-11-06 Neil Booth <neilb@earthling.net>
58 * tradcpp.c (special_symbol): Assign an null string rather
59 than writing to an unallocated buffer.
61 2000-11-06 Neil Booth <neilb@earthling.net>
63 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
66 2000-11-06 Neil Booth <neilb@earthling.net>
68 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
69 tok.val.arg_no as appropriate.
70 * cppexp.c (lex): Similarly.
71 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
72 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
73 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
74 cpp_macro_definition): Similarly.
75 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
77 2000-11-06 Jakub Jelinek <jakub@redhat.com>
79 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
80 operands[1] is constant, calculate the sum and generate movdi.
81 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
82 (subsi3): Use SImode in call to arith_4096_operand.
84 2000-11-06 Jakub Jelinek <jakub@redhat.com>
86 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
87 adjust %o1, not %o0 if the return type is large structure.
89 2000-11-06 Jakub Jelinek <jakub@redhat.com>
91 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
92 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
94 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
96 * expmed.c (expand_divmod): For signed divide by 2, prefer
97 a branch and fewer shifts if branches are very cheap.
99 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
101 * Makefile.in: Remove all targets related to building
102 distributions and diffs, or INSTALL.
103 * INSTALL, install1.texi: Remove.
104 * configure.in: Remove mention of distdir.
105 * configure: Regenerate.
106 * objc/Make-lang.in: Remove mention of distdir.
108 2000-11-04 Neil Booth <neilb@earthling.net>
110 * cpp.texi: Update for _Pragma.
112 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
114 * gcc.texi (Contributing): Update URL for projects web page.
116 2000-11-04 Neil Booth <neilb@earthling.net>
118 * cpplex.c (parse_string): Don't allow multiline strings in
119 #include family directives.
121 2000-11-04 Neil Booth <neilb@earthling.net>
123 * cpplib.c (do_line): Only warn pedantically if not reading
126 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
128 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
131 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
133 * builtins.c (expand_builtin_strlen): Remove unused mode
135 * gcc.c (process_command): Remove unused variable.
136 * fold-const.c: Include expr.h.
137 * recog.c: Include reload.h.
138 * Makefile.in (recog.o, fold-const.o): Update deps.
140 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
142 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
144 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
146 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
148 (STARTFILE_SPEC): Likewise.
149 (LINK_SPEC): Likewise.
151 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
153 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
154 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
155 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
157 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
159 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
160 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
161 perm_calloc, get_identifier, maybe_get_identifier,
162 real_value_from_int_cst, simple_cst_equal), varasm.c
163 (assemble_name, assemble_real, immed_real_const_1,
164 compare_constant_1, decode_rtx_const, output_constant_pool): Use
165 strrchr () instead of rindex (). Use memcmp () instead of bcmp
166 (). Use memcpy () instead of bcopy (). Use memset () instead of
169 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
171 * cppfiles.c (open_file): If already read, then don't reopen.
172 Immediately close an empty file.
174 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
176 * expr.h (fold_builtin): Move declaration...
177 * tree.h (fold_builtin): ... here.
179 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
181 * flow.c (verify_local_live_at_start): Allow hard regs to die.
183 2000-11-02 Neil Booth <neilb@earthling.net>
186 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
187 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
188 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
189 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
190 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
191 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
192 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
193 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
194 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
195 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
196 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
197 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
198 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
199 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
200 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
201 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
202 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
203 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
204 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
205 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
206 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
207 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
208 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
209 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
210 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
211 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
212 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
213 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
214 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
215 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
216 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
217 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
218 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
219 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
220 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
221 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
222 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
223 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
224 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
225 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
226 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
227 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
228 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
229 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
230 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
231 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
232 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
233 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
234 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
235 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
236 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
237 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
238 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
239 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
240 vax/vaxv.h, vax/vms.h, we32k/we32k.h
242 Replace -A() with -A=, the new assertion syntax.
244 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
246 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
248 In REG_DEAD handling: When handling parts of multi-hard-reg hard
249 registers, increment the loop counter by the size of the parts;
250 use recursion to handle individual parts.
252 2000-11-02 Neil Booth <neilb@earthling.net>
254 * configure.in: Make integrated CPP the default.
255 * configure: Regenerate.
257 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
259 * reload.c (find_equiv_reg): Test all hard registers for membership
260 in the requested class.
262 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
264 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
265 process_command, main), gcov.c (open_files, output_data), tlink.c
266 (frob_extension, scan_linker_output), toplev.c
267 (file_name_nondirectory): Use strchr () and strrchr () instead of
268 index () and rindex ().
270 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
272 * c-common.c (get_flag_spec, check_format_info_main,
273 check_format_types): Use strchr () instead of index (). Compare
274 against error_mark_node instead of comparing the TREE_CODE against
277 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
281 * c-lex.c (init_c_lex): Update cpp_start_read call.
282 (cb_ident): Update for new callback prototype.
283 (cb_def_pragma): Update for new cpp_get_token prototype.
284 (c_lex): Similarly. Use cpp_get_line.
286 * c-parse.in (finish_parse): Update for new cpp_finish
289 * cp/lex.c (finish_parse): Similarly.
291 2000-11-01 Geoff Keating <geoffk@cygnus.com>
293 * machmode.def: Add V16QImode.
295 2000-11-01 Richard Henderson <rth@redhat.com>
297 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
298 from rtl_for_decl_location.
299 (add_location_or_const_value_attribute): Likewise.
301 2000-11-01 Neil Booth <neilb@earthling.net>
303 * cpplib.c (run_directive): Use correct line number for output
304 of _Pragma. Remember any in-progress directive.
306 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
308 2000-11-01 Richard Henderson <rth@redhat.com>
310 * stmt.c (expand_start_null_loop): Set continue_label.
312 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
314 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
315 (expand_builtin_constant_p): Move parts of the code into
316 fold_builtin_constant_p.
317 (expand_builtin_strlen): Move parts of the code into fold_builtin.
318 * expr.h (fold_builtin): Declare.
319 * fold-const.c (fold): Handle builtin calls.
321 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
323 2000-11-01 Richard Henderson <rth@redhat.com>
325 * stmt.c (expand_start_null_loop): New.
326 (expand_end_null_loop): New.
327 * c-semantics.c (genrtl_do_stmt): Use them.
328 * tree.h: Declare them.
330 2000-11-01 Richard Henderson <rth@redhat.com>
332 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
334 2000-11-01 Neil Booth <neilb@earthling.net>
336 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
337 * cp/spew.c: Similarly.
338 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
339 * cppmacro.c (stringify_arg): Similarly.
340 * cpplib.h (CPP_BACKSLASH): Delete.
342 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
344 * builtins.c (expand_builtin_strstr): New function.
345 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
347 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
349 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
352 2000-10-31 Richard Henderson <rth@redhat.com>
354 * config/i386/i386.c (fcmov_comparison_operator): Check for
355 CCFPmode or CCFPUmode instead of CCmode.
356 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
357 unordered operations as well.
359 2000-10-31 Richard Henderson <rth@redhat.com>
361 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
362 of integer_zero_node.
364 2000-10-31 Richard Henderson <rth@redhat.com>
366 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
368 2000-10-31 Nick Clifton <nickc@redhat.com>
370 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
371 -fdata-sections to override the section attribute of a DECL.
373 2000-10-31 Chris Demetriou <cgd@sibyte.com>
375 * libgcc2.c (__shtab): Remove __shtab variable.
376 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
377 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
380 2000-10-31 Jim Wilson <wilson@redhat.com>
382 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
383 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
384 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
385 instead of ASM_OUTPUT_INTERNAL_LABEL.
386 (dwarf2out_end_block, dwarf2out_label): Likewise.
387 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
388 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
390 2000-10-31 Richard Henderson <rth@redhat.com>
392 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
393 (size_of_locs): Set it.
394 (output_loc_operands): Use it to compute branch displacement.
395 (int_loc_descriptor): New.
396 (mem_loc_descriptor): Dereference memory in the proper size.
397 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
398 (loc_descriptor_from_tree): New.
399 (rtl_for_decl_location): Break out from ...
400 (add_location_or_const_value_attribute): ... here.
401 (add_bound_info): Use loc_descriptor_from_tree.
403 2000-10-31 Neil Booth <neilb@earthling.net>
405 * cpp.texi: Update for new command line assertion syntax.
406 * cpplib.c (cpp_define): Simplify a bit.
407 (cpp_assert, cpp_unassert): Use handle_assertion.
408 (handle_assertion): New function; accept new command line
410 * testsuite/gcc.dg/cpp/assert3.c: New tests.
412 2000-10-31 Neil Booth <neilb@earthling.net>
414 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
415 undefined. Remove #ifdef check.
416 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
417 Define STDC_0_IN_SYSTEM_HEADERS to 1.
419 2000-10-31 Jan Hubicka <jh@suse.cz>
420 Jakub Jelinek <jakub@redhat.com>
422 * config/i386/i386.h: Clarify CCNOmode description in comment.
423 (EXTRA_CC_MODES): Remove CCRCmode.
424 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
425 (put_condition_code, ix86_match_ccmode): Likewise.
426 (ix86_cc_mode): Likewise. Fix comment.
427 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
428 * config/i386/i386.md: Add unspec 12 description.
429 (adddi3 split): Use unspec 12 instead of CCRCmode.
430 (addsi3_carry_rc): Remove.
431 (addsi3_cc, addqi3_cc): New patterns.
432 (addsi_3): Swap operands, match CCZmode.
433 (addsi_4): Rewritten.
434 (addsi_5): Renamed from addsi_6.
436 (addhi_3): Swap operands, match CCZmode.
437 (addhi_4): Rewritten.
438 (addhi_5): Renamed from addhi_6.
440 (addqi_3): Swap operands, match CCZmode.
441 (addqi_4): Rewritten.
442 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
443 (subsi3_carry_rc): Removed.
444 (iorqi_3): Use =q constraint for clobber.
445 (xorqi_cc_2): Likewise.
446 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
447 (x86_movsicc_0_m1_rc): Removed.
448 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
450 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
452 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
453 and decrement of complex types.
455 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
457 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
458 builtin fputs, ensure we still evaluate the stream in case it
461 2000-10-31 Jakub Jelinek <jakub@redhat.com>
463 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
466 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
468 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
469 (fp_extended_operand, emit_fpscr_use): Likewise.
470 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
471 (fpul_operand): New function.
472 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
473 fp_extended_operand. Add fpul_operand.
474 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
475 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
476 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
477 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
478 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
479 (divdf3_i): Likewise.
480 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
481 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
482 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
483 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
484 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
486 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
488 * config/i386/i386.c (ix86_init_builtins): Correct return type
489 building v4hi_ftype_v4hi_int_int tree node.
490 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
491 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
493 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
495 (mmx__uavgv8qi3): Correct insn mnemonic.
496 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
497 (mmx_punpckhwd): Correct insn mnemonic.
498 (mmx_punpckhdq): Likewise.
499 (mmx_punpcklwd): Likewise.
500 (mmx_punpckldq): Likewise.
501 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
502 Renumber case labels to match the _mm_prefetch constants defined in
505 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
506 if the splitter didn't emit new insns.
507 Make sure we call cleanup_subreg_operands even when splitting the last
508 insn in a basic block.
510 * invoke.texi (Debugging Options): Describe -do.
511 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
512 (dump_file): Likewise.
513 (rest_of_compilation): Split .greg dump into .greg and .postreload.
515 2000-10-30 Neil Booth <neilb@earthling.net>
517 * cppfiles.c (stack_include_file): Check for stacked contexts
519 * cpphash.h (_cpp_do__Pragma): New prototype.
520 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
522 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
523 escaped newlines if !(buffer->from_stage3).
524 (_cpp_lex_token): Warn about missing newlines iff
525 !buffer->from_stage3.
527 * cpplib.c (get__Pragma_string, destringize,
528 _cpp_do__Pragma): New functions.
529 (run_directive): Set output_line for _Pragma to avoid line
530 markers in output. Set from_stage3 and prevent macro expansion
531 for _Pragma and command-line options. Check buffer exhaustion.
532 (cpp_push_buffer): Don't check for stacked macro contexts, as
533 this is perfectly legitimate for _Pragma. Move the check to
534 stack_include_file instead. Set from_stage3 iff buffer is
537 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
538 unsigned. New boolean from_stage3.
539 (struct spec_nodes): Add n__Pragma.
541 * cppmacro.c (enter_macro_context): Flip sense of return value.
542 (_cpp_get_token): Handle _Pragma operator.
544 2000-10-30 Phil Edwards <pme@sources.redhat.com>
546 * gcc.texi: The C++ standard isn't "draft" anymore.
548 2000-10-30 Mark Mitchell <mark@codesourcery.com>
550 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
552 2000-10-29 Neil Booth <neilb@earthling.net>
554 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
556 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
558 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
559 fixinc/inclhack.def: Change comments mentioning C9X to refer to
562 * invoke.texi: Document that -V will only work for very similar
563 versions of driver and compiler.
565 2000-10-29 Neil Booth <neilb@earthling.net>
567 * cppmacro.c (_cpp_create_definition): Optimize the case of
568 a macro defined to itself.
570 2000-10-29 Neil Booth <neilb@earthling.net>
572 * cpplex.c (save_comment): Don't store new lines in C++ comments.
574 2000-10-29 Michael Hayes <mhayes@redhat.com>
576 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
578 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
580 * cpphash.c (cpp_forall_identifiers): Add context variable
581 for callback routine.
582 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
584 (main): Call cpp_forall_identifiers with null context.
585 * cpplib.h (cpp_forall_identifiers): Update prototype.
587 * cppmain.c: Make `parse_in' and `print' static.
589 2000-10-28 Alan Modra <alan@linuxcare.com.au>
591 * c-decl.c (finish_function): Clear c_function_name_declared_p.
593 2000-10-28 Richard Henderson <rth@redhat.com>
595 * regrename.c (scan_rtx_address): Frob action, not class,
596 when trying to disable optimization.
598 2000-10-28 Mark Mitchell <mark@codesourcery.com>
600 * c-semantics.c (make_rtl_for_local_static): Don't clobber
603 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
605 * configure.in: Determine and substitute gcc_version_full.
606 * configure: Regenerate.
607 * gccbug.in: Use it to give full version. Don't allow
610 2000-10-28 Richard Henderson <rth@redhat.com>
612 * recog.c (split_all_insns): Run cleanup_subreg_operands
615 * regrename.c (regrename_optimize): Verify that all registers of
616 a multiple register mode are available.
617 (scan_rtx_address): Accept the mode of the address; all callers
620 * cpplib.c (run_directive): Fix prototype.
622 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
624 * reload.c (find_reloads): Distinguish "wins" so that we know whether
625 a given operand won because of a matching constraint or not; then use
626 that information to compute goal_alternative_matched properly.
627 * reload1.c (choose_reload_regs): Never set reload_override_in for an
630 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
631 accurate value for MULT.
632 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
633 2% or > 98% before using static branch prediction bits.
635 2000-10-28 Neil Booth <neilb@earthling.net>
639 * cpplib.c (struct answer): New.
640 (struct if_stack): Use cpp_lexer_pos rather than line and col.
641 Rename cmacro mi_cmacro.
642 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
643 IN_I): New directive and flags.
644 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
645 parse_answer, parse_assertion, find_answer): New functions.
646 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
647 (lex_macro_node): New function to replace parse_ifdef and
650 (_cpp_handle_directive): New function, combines _cpp_check_directive
651 and _cpp_check_linemarker.
653 (do_define, do_undef, parse_include, do_include, do_import,
654 do_include_next, read_line_number, do_line, do_ident, do_pragma,
655 do_pragma_once, do_pragma_poison, do_pragma_dependency):
656 Update for new token getting interface.
658 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
659 : Update for new multiple-include optimisation technique.
660 (do_elif): Don't forget to invalidate controlling macros.
662 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
663 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
664 Functions to handle assertions with the new token interface.
665 (do_assert, do_unassert): Use them.
667 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
670 (_cpp_init_stacks): Register directive names. Don't register special
673 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
674 new position recording regime.
675 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
676 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
677 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
678 (cpp_type2name): Move to cpplex.c.
680 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
681 (parse_defined): Update to handle new multiple include optimisation
682 method. Remove poisoned identifier warning.
683 (parse_assertion, TYPE_NAME): Delete.
684 (lex): Update for multiple include optimisation, removal of
685 CPP_DEFINED, to use _cpp_test_assertion for assertions and
687 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
688 (op_as_text): New function, to wrap cpp_token_as_text.
690 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
691 Update for MI optimisation.
692 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
693 segfault on diagnostic.
694 (_cpp_compare_file_date): Take a token rather than 3 args.
695 (cpp_read_file): Work correctly for zero-length files.
697 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
698 _cpp_init_hashtable and _cpp_cleanup_hashtable.
699 (cpp_lookup): Place identifiers at front of identifier pool
700 for _cpp_lookup_with_hash.
701 (_cpp_lookup_with_hash): Require identifiers to be at the front of
702 the identifier pool. Commit the memory if not already in the
705 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
706 Initialise various members of cpp_reader, memory pools, and the
708 (cpp_printer_init): Delete.
709 (cpp_cleanup): Update.
710 (struct builtin, builtin_array, initialize_builtins): Update for new
711 hashnode definition and builtin handling.
712 (cpp_start_read, cpp_finish): Don't take or initialise a
715 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
716 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
717 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
718 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
719 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
720 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
721 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
722 struct toklist, struct cpp_context, struct specnodes,
723 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
724 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
725 enum builtin_type, cpp_can_paste): New.
726 (struct cpp_token): Delete line and col members.
727 (struct cpp_buffer): New member output_lineno.
728 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
729 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
730 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
731 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
732 base_context, context, directive, mi_state, mi_if_not_defined,
733 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
734 mlstring_pos, macro_buffer, macro_buffer_len.
735 Delete members mls_line, mls_column, token_list, potential_control_macro,
736 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
737 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
738 save_parameter_spellings, need_newline, .
739 Change type of date, time and spec_nodes members.
740 Change prototypes for include and ident callbacks.
741 (struct cpp_hashnode): Change type of name. Remove union members
742 expansion and code. Add members macro, operator and builtin.
744 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
745 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
746 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
747 cpp_stop_lookahead): New prototypes.
748 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
750 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
753 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
754 ufputs): Move to cpplib.h.
755 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
756 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
757 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
758 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
759 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
760 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
761 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
762 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
763 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
764 _cpp_parse_assertion, _cpp_find_answer): Delete.
765 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
766 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
767 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
768 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
769 _cpp_handle_directive, DSC): New.
770 (struct include_file): New member defined.
772 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
773 _cpp_compare_file_date): Update.
774 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
775 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
776 _cpp_cleanup_hashtable.
778 * Makefile.in: Remove cppoutput.c.
780 * cppoutput.c: Delete
782 * fixheader.c (read_scan_file): Update for new cpp_get_token
784 (recognized_function): New argument LINE.
786 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
787 new cpp_get_token prototype.
789 * scan.h (recognized_function): Update prototype.
791 * po/POTFILES.in: Remove cppoutput.c.
793 2000-10-27 Mark Mitchell <mark@codesourcery.com>
795 * c-typeck.c (check_init_type_bitfields): Remove.
796 (constructor_incremental): Likewise.
797 (struct constructor_stack): Remove incremental bit.
798 (struct initializer_stack): Likewise.
799 (start_init): Don't play with constructor_incremental.
800 (finish_init): Likewise.
801 (really_start_incremental_init): Likewise.
802 (push_init_level): Likewise.
803 (pop_init_level): Likewise.
804 (output_init_level): Likewise.
805 (output_pending_init_elements): Likewise.
807 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
809 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
810 Improve error messages. Correct parsing of
811 #pragma pack(pop [,id]). Do not check the user-supplied
812 alignment if we're popping.
814 * gcc.dg/pack-test-1.c: New test case.
815 * gcc.dg/pack-test-2.c: New test case.
816 * gcc.dg/pack-test-1.h: New file.
818 2000-10-27 Neil Booth <neilb@earthling.net>
822 2000-10-27 Kelley Cook <kelley.cook@home.com>
824 * invoke.texi: Document -mintel-syntax
826 2000-10-27 Richard Henderson <rth@redhat.com>
828 * invoke.texi: Document -frename-registers. Add it to -O3.
829 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
830 (enum dump_file_index, dump_file): Update order.
831 (main): Set flag_rename_registers at -O3.
833 2000-10-27 Richard Henderson <rth@redhat.com>
835 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
836 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
837 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
838 * config/alpha/alpha.md (call_osf_1): Use it.
839 (call_value_osf_1): Likewise.
841 * config/ia64/ia64.c: Revert 10-23 patch.
842 (ia64_hard_regno_rename_ok): New.
843 * config/ia64/ia64-protos.h: Declare it.
844 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
846 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
847 Richard Henderson <rth@redhat.com>
849 * regrename.c: Rewrite to handle multi-register modes and
850 cond_exec instructions.
851 * Makefile.in (regrename.o): Update dependancies.
852 * recog.h (struct operand_alternative): Add is_address.
853 * recog.c (preprocess_constraints) [case 'p']: Set it.
855 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
857 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
858 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
859 top level. Kill oldstyle_subdirs. Do not include
860 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
861 $outputs. Do not run configure.lang from config.status.
862 Rearrange warning-flag logic to correspond to what the
863 makefile wants. Put special vax stage1 options in
864 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
865 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
866 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
867 switch is given, nothing otherwise.
868 * configure.lang: Delete.
870 * Makefile.in: Expunge all traces of extra_c_objs,
871 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
872 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
873 warning options via a three level scheme so that -pedantic and
874 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
875 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
876 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
877 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
878 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
879 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
880 generation rules. Wrap all rules that change the current
881 directory in parentheses; pmake doesn't spawn a new shell for
882 each command. Expunge all references to $(P). When one
883 command depends on another and they're run all at once, use &&
884 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
885 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
888 * objc/Make-lang.in: Wrap all rules that change the current
889 directory in parentheses. Expunge all references to $(P).
890 When one command depends on another and they're run all at
891 once, use && to separate them, not ;. Add OUTPUT_OPTION to
892 all object-file generation rules. Delete obsolete variables.
893 * objc/Makefile.in: Delete.
895 2000-10-27 Jakub Jelinek <jakub@redhat.com>
897 * calls.c (expand_call): If sibcall_failure is set during pass 1,
898 clear tail_call_insns as well.
900 2000-10-27 Nick Clifton <nickc@redhat.com>
902 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
905 2000-10-26 Richard Henderson <rth@redhat.com>
907 * calls.c (expand_call): Supress sibcall if we have a
908 BLKmode return in registers.
910 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
912 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
915 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
917 * tree.c (make_node, case 't'): Set alignment to that of
919 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
921 2000-10-25 Mark Mitchell <mark@codesourcery.com>
923 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
924 * configure.in (enable-libstdcxx-v3): Arrange to have
925 HAVE_LIBSTDCXX_V3 substituted into the output files.
927 2000-10-25 Richard Henderson <rth@redhat.com>
929 * recog.c (constrain_operands): Initialize which_alternative
930 before no alternatives early exit.
932 * cse.c (find_comparison_args): Check that we can reverse a
933 comparison if needed before accepting the substitution.
935 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
937 * simplify-rtx.c (simplify_relational_operation): Sign extend
938 low words before sign extending to high words.
940 2000-10-25 Nick Clifton <nickc@redhat.com>
942 * config/mcore/mcore.c: Include config.h before system.h.
944 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
946 * config/mcore/mcore.md (return): Force function epilogue to
947 always be generated to work around epilogue suppression bug in
950 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
952 * c-decl.c (grokdeclarator): Move warning for qualified void
953 return types with -pedantic to when the function type is
954 constructed. At -W, warn in general for qualified function return
955 types, except for volatile void.
956 * invoke.texi: Document this new warning at -W.
958 2000-10-25 Neil Booth <neilb@earthling.net>
960 * cpp.texi: Update with implementation-defined behavior and
963 2000-10-25 Jakub Jelinek <jakub@redhat.com>
965 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
966 incomplete type force it into alias set 0.
968 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
970 * alias.c: Include basic-block.h.
971 (loop_p): New function.
972 (mark_constant_function): Use it.
973 * Makefile.in (alias.o): Update dependencies.
975 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
977 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
980 2000-10-24 Jim Wilson <wilson@cygnus.com>
982 * expmed.c (store_bit_field): Move integer pun code down after
983 code that calls emit_move_insn for entire register move.
984 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
985 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
987 2000-10-24 Richard Henderson <rth@cygnus.com>
989 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
990 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
992 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
994 * gcse.c (cprop_insn): do not propagate constants into jump_insn
995 for machines with CC0 more than once.
997 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
999 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
1000 pseudos just like memory.
1002 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
1004 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
1005 when deleting libcall sequence collapsed to a single instruction.
1007 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
1009 * expr.c (do_store_flag): Don't crash if either side of a
1010 comparison is error_mark_node.
1012 2000-10-24 Jakub Jelinek <jakub@redhat.com>
1014 * sibcall.c (purge_mem_unchanging_flag): New function.
1015 (optimize_sibling_and_tail_recursive_calls): Call it.
1017 2000-10-24 Philipp Thomas <pthomas@suse.de>
1019 * Makefile.in (check-po): New target for doing checks in the po
1020 subdir if all languages configured.
1021 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
1022 configure if NLS is enabled.
1023 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
1024 otherwise leave empty.
1025 * configure: Regenerate.
1027 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1029 * i386.c (print_operand): Handle new 'A' formatting code.
1030 387 opcodes need suffixes even with -mintel-syntax.
1031 Check for explicit size override (codes 'b', 'w' and 'k').
1032 (print_operand_address): Check if register prefix is needed when
1033 emitting `ds' segment override.
1034 * i386.h: Add comment about new 'A' formatting code.
1035 * i386.md (jump and call patterns): Emit absolute references using %A.
1037 2000-10-23 Richard Henderson <rth@cygnus.com>
1039 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
1040 output registers as fixed.
1041 (ia64_function_epilogue): Undo output fixation.
1043 2000-10-23 Richard Henderson <rth@cygnus.com>
1045 * config/alpha/alpha.md: Add names for all unnamed insns; use
1046 define_insn_and_split in some obvious places.
1048 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
1049 (zero_extendqisi2, zero_extendqidi2): Likewise.
1050 (zero_extendhisi2, zero_extendhidi2): Likewise.
1051 (abs splitters): Fix match_scratch operand number.
1052 (bcc_reverse): Swap pc & label instead of non-canonical compare.
1054 2000-10-23 Jim Wilson <wilson@cygnus.com>
1056 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
1058 * ia64.md (cmpsi_adjusted): Use %r3.
1059 (cmpdi_adjusted): Likewise.
1061 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1063 * config/i386/att.h (ASM_FILE_START): Define.
1065 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1067 * config/i386/linux.h (ASM_FILE_START): Define.
1069 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
1071 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
1072 since this (only) drags in a crt0.o reference that the .ld files
1075 2000-10-23 Geoff Keating <geoffk@cygnus.com>
1077 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
1078 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
1079 reloads just like an RELOAD_FOR_OUTPUT would.
1081 * local-alloc.c (update_equiv_regs): Add an abort(). When
1082 deleting or moving insns, update reg_equiv[regno].init_insns.
1084 2000-10-23 Mark Mitchell <mark@codesourcery.com>
1086 * c-tree.texi: Improve documentation for IF_STMTs and related
1087 conditional statements.
1089 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1091 * expr.c (do_preexpand_calls): Remove.
1092 (same_from_p): Don't use CALL_EXPR_RTL.
1093 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
1094 (preexpand_calls): Remove.
1095 * tree.c (first_rtl_op): Remove CALL_EXPR case.
1096 (unsave_expr_1): Likewise.
1097 * tree.def (CALL_EXPR): Give it only two slots.
1098 * tree.h (CALL_EXPR_RTL): Remove.
1100 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
1102 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
1103 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
1106 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
1108 * calls.c (combine_pending_stack_adjustment_and_call): Don't
1109 adjust stack when unadjusted_alignment ends up as zero.
1111 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
1113 * fixinc/genfixes: Remove EGCS reference.
1114 * install.texi: Remove EGCS reference.
1115 * INSTALL: Regenerate.
1117 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1119 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
1121 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
1123 * diagnostic.c: Remove EGCS reference in comment.
1125 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1127 * loop.c (strength_reduce): Fix error in last change.
1129 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1131 * Makefile.in (SHLIB_NM_FLAGS): New.
1132 (libgcc.mk): Pass it.
1133 * mklibgcc.in (libgcc.map): Use it.
1135 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
1136 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
1138 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1140 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
1142 * sparc.c (load_pic_register): Delete unused varaible.
1144 * libgcc2.c (__addvsi3): Delete unused variable.
1146 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
1147 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
1148 __negvdi2): Prototype.
1150 * ssa.c (apply_delayed_renames): Avoid undefined operation.
1152 * toplev.c (display_target_options): Make static to match
1153 prototype. Delete empty declaration.
1155 2000-10-20 Tom Tromey <tromey@cygnus.com>
1157 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1158 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1160 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1162 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
1164 (expand_expr_unaligned, case ARRAY_REF): Check that index is
1165 a constant before comparing it; use tree_low_cst.
1166 * tree.c (save_expr): Set TREE_READONLY.
1167 (substitute_expr): Return inside of NON_LVALUE_EXPR.
1168 (build, build1): Set TREE_READONLY if all operands are.
1169 (build_index_type): If upper bound is a negative number, lower
1170 bound is zero and sizetype is unsigned, use upper bound of one and
1173 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1175 * gcc.c (process_command, main): Use "because" instead of
1176 "since" in error messages.
1178 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1180 * stor-layout.c (compute_record_mode): Use tree_low_cst.
1181 Don't use mode of field for record unless sizes are the same.
1182 (layout_type, case ARRAY_TYPE): Remove special bounds handling
1183 previously added for Ada; also change to using host_integerp
1186 * loop.c (strength_reduce): Show when new register made for
1187 giv is known to be a pointer and its aligment if so and known.
1188 (loop_dump_aux): Show VERBOSE parameter unused.
1190 * gcse.c (set_hash_table_size): Now unsigned.
1191 * sdbout.c (template_name_p): Add "const" to avoid warnings.
1192 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
1193 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
1194 (sdbout_end_epilogue): Remove variable NAME.
1195 * system.h (getopt): Add default definition.
1196 * config/alpha/alpha.c (print_operand): Don't continue processing
1197 after issuing error.
1198 (summarize_insn): Avoid use of UL in constant.
1200 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
1202 * fold-const.c (force_fit_type): Unsigned values can overflow
1203 if they are sizetype.
1204 (int_const_binop): Don't use cache if overflows.
1206 2000-10-20 Richard Henderson <rth@cygnus.com>
1208 * function.c (locate_and_pad_parm): Zero alignment_pad.
1210 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
1211 perform substitutions, and apply_change_group to see if it worked.
1213 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1215 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
1217 * combine.c (struct undo): Change int to unsigned int.
1218 (do_SUBST_INT): Args are unsigned int.
1219 (make_extraction, force_to_mode): Use proper type when forming mask.
1220 (make_field_assignment): Likewise.
1222 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
1224 * c-common.c (check_format_info_recurse): Extract string constant
1225 initializers from non-volatile constant arrays and check them as
1227 * c-typeck.c (decl_constant_value): Don't check pedantic or check
1228 for DECL_MODE (decl) != BLKmode.
1229 (decl_constant_value_for_broken_optimization): New function which
1230 includes these checks.
1231 (default_conversion, convert_for_assignment, digest_init): Use
1232 decl_constant_value_for_broken_optimization instead of
1233 decl_constant_value.
1235 2000-10-20 Mark Mitchell <mark@codesourcery.com>
1237 * tree.h (DECL_ALIGN_UNIT): New macro.
1239 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
1241 * config/avr/avr-protos.h (avr_output_bld): New.
1242 (out_shift_with_cnt): Add t_len argument.
1243 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
1244 (output_movqi, output_movhi, output_movsisf): Optimize loading
1245 any constant with exactly one bit set to NO_LD_REGS.
1246 (out_shift_with_cnt): Optimize output code for size or speed,
1247 depending on optimize_size. Handle small shift counts as well
1248 (if not hand-optimized in ?sh??i3_out). Shifts can be done
1249 with or without a scratch register, with help of __tmp_reg__
1250 or __zero_reg__ if necessary. Add T_LEN argument to pass the
1251 length of TEMPLATE in words, return total insn length in *LEN.
1252 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
1253 out_shift_with_cnt to work with the above change.
1254 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
1255 lshrsi3_out): Likewise. Optimize more known shift count cases.
1256 Remove cases already well optimized in out_shift_with_cnt.
1257 (avr_output_bld): New function.
1258 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
1259 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
1260 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
1261 Add reload_completed to insn condition - only for peepholes.
1262 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
1263 in a register or memory.
1264 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
1265 Do not require a scratch register.
1266 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
1267 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
1268 Optimize shifts by known count using a scratch register, but only
1269 if one is still available after register allocation.
1271 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1273 * t-vax: New file. Don't build modules from libgcc1.c.
1275 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
1277 * alias.c: (mark_constant_function): Don't check pure functions.
1278 Initialize and end alias analysis.
1279 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
1280 Don't make a special exception for recursion. Handle
1281 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
1282 unless it's volatile.
1284 * local-alloc.c (equivalence): New structure.
1285 (reg_equiv): Define.
1286 (contains_replace_regs): Remove array and use
1288 (memref_referenced_p): Likewise.
1289 (no_equiv): Likewise.
1290 (update_equiv_regs): Likewise.
1292 (equiv_init_varies_p,
1293 equiv_init_movable_p): New functions.
1294 (update_equiv_regs): Use them. Use rtx_varies_p
1295 instead of function_invariant_p. Process insns
1296 from end to beginning. Allow a REG_EQUIV insn
1297 within the same loop as a use to be moved, also
1298 allow it to be moved out of a loop. Update
1299 REG_DEAD notes when substituting into an insn.
1301 2000-10-19 Jim Wilson <wilson@cygnus.com>
1303 * c-decl.c (start_decl): Check for error_mark_node type before using
1305 (finish_decl): Likewise. Don't give an error if decl type is
1306 already error_mark_node.
1308 * haifa-sched.c (compute_trg_info): Add explanatory comments.
1309 New local update_blocks. Use update_blocks to remove duplicates
1310 when computing update blocks. Check for bblst_table overflow.
1311 (schedule_block): Add explanatory comment. Reduce bblst_size by
1313 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
1316 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1318 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
1320 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1322 * expmed.c: Minor corrections in comments.
1323 * invoke.texi: Added desciption for the new option -ftrapv.
1325 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1327 * libgcc2.c: Added the missing #endif.
1329 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
1331 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
1333 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
1335 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
1336 Use smulv_optab for -ftrapv.
1337 (expand_mult_highpart): Use unsigned multiply.
1338 (expand_divmod): Special-case division by -1.
1339 For EXACT_DIV_EXPR, do right shift first, then the multiply.
1340 For complex divide, use abs with unsigned result.
1341 * expr.c (force_operand): Use unsigned multiply.
1342 (expand_expr): Use overflow-trapping optabs for signed types if
1344 If flag_trapv, don't generate a recursive call with EXPAND_SUM
1345 if the type is signed and the original call wasn't EXPAND_SUM or
1347 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
1348 (negv_optab, absv_optab): Declare.
1349 * flags.h (flag_trapv): Declare.
1350 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
1351 smulv_optab, sdivv_optab, negv_optab and absv_optab.
1352 (gen_insn): Interpret '$P' as requiring an integer mode,
1353 including partial integer modes.
1354 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
1355 (product_cheap_p): Use unsigned expand_mult.
1356 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
1357 (negv_optab, absv_optab): Define.
1358 (expand_binop): Use overflow-trapping optabs for signed types if
1360 Handle negv_optab libe neg_optab.
1361 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
1362 Use overflow-trapping optabs for signed result if flag_trapv.
1363 (expand_complex_abs): Use overflow-trapping optabs for signed types if
1365 Don't open-code complex absolute-value operation for flag_trapv.
1366 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
1367 sdivv_optab, negv_optab and absv_optab.
1368 * toplev.c (flag_trapv): Define.
1369 (lang_independent_options f_options): Include flag_trapv.
1370 * tree.h (TYPE_TRAP_SIGNED): Define.
1371 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
1372 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
1374 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
1375 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
1377 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
1378 David V. Henkel-Wallace <gumby@cygnus.com>
1380 * config/i386/t-netware: Bring in from the Red Hat tree.
1381 * config/i386/netware.h: Likewise.
1382 * config/netware.h: Likewise.
1383 * config/rs6000/netware.h: Delete.
1384 * configure.in: Add i[34567]86-*-netware.
1385 * configure: Hand-edit to match configure.in change.
1387 2000-10-18 Mark Mitchell <mark@codesourcery.com>
1389 * c-common.h (flag_no_builtin): Declare.
1390 (flag_no_nonansi_builtin): Likewise.
1391 (c_common_nodes_and_builtins): Change prototype.
1392 * c-common.c (flag_no_builtin): New variable.
1393 (flag_no_nonansi_builtin): Likewise.
1394 (c_common_nodes_and_builtins): Remove parameters. Adjust
1396 * c-decl.c (flag_no_builtin): Remove.
1397 (flag_no_nonansi_builtin): Likewise.
1398 (init_decl_processing): Adjust call to
1399 c_common_nodes_and_builtins.
1401 2000-10-18 Marc Espie <espie@openbsd.org>
1403 * tm.texi (LIBGCC_SPEC): Synch with reality.
1405 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1407 * c-common.c (check_format_types): Check for writing through a
1408 NULL pointer argument.
1410 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
1412 * tm.texi (Exception Region Output): Document
1413 DWARF_CIE_DATA_ALIGNMENT.
1414 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
1416 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
1417 DWARF_CIE_DATA_ALIGNMENT.
1419 2000-10-18 Michael Hayes <mhayes@cygnus.com>
1421 * basic-block.h (struct loop): Delete fields pre_header_root
1422 and pre_header_trace and replace with pre_header_edges
1423 and num_pre_header_edges.
1424 * flow.c (flow_loop_dump): Dump pre_header_edges.
1425 (flow_loops_free): Free pre_header_edges.
1426 (flow_loop_pre_header_scan): Calculate pre_header_edges.
1428 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1430 * contrib.texi: Update references to steering committee members
1431 and Jeff Law's entry.
1433 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1435 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
1436 (maybe_read_dollar_number, check_format_info_main): Use them for
1437 pedantic warning messages.
1439 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1441 * c-common.c (check_format_info_main): Minor cleanup: move
1442 variables into inner scopes; initialize declarations where
1443 appropriate; don't hardcode "scanf" name on warning for zero
1446 2000-10-17 Mark Mitchell <mark@codesourcery.com>
1448 * c-common.c (back_end_hook): New variable.
1449 * c-common.h (back_end_hook): Declare it.
1450 * c-lang.c (finish_file): Use it.
1452 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
1455 2000-10-18 Jan Hubicka <jh@suse.cz>
1457 * i386.c (ix86_comparison_operator, put_condition_code,
1458 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
1459 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
1460 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
1461 * i386.md (adddi and negdi splitter): Use CCRCmode.
1462 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
1463 (subsi3_carry): add '*'
1464 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
1465 (cmp to add peep2): Use CCRCmode; swap operands.
1467 2000-10-18 Kazu Hirata <kazu@hxi.com>
1469 * h8300.c: Fix a comment typo.
1470 (round_frame_size): New.
1471 (compute_saved_regs): Likewise.
1474 (push_order): Remove.
1475 (pop_order): Likewise.
1476 (function_prologue): Rearrange code for readability.
1477 (function_epilogue): Likewise.
1479 * config/h8300/h8300.md: Remove an unnecessary sign_extend
1480 expander that is used when not optimizing. Output a tab after
1481 each assembly insns.
1483 * reorg.c: Fix formatting.
1485 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
1487 * reload1.c (move2add_note_store): Check for simple
1488 auto-inc in destination.
1490 2000-10-17 Michael Chastain <chastain@redhat.com>
1492 * config/i386/i386-aout.h: define INT_ASM_OP.
1494 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
1496 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
1498 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
1500 * i370.md: Fix spelling typo.
1502 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1504 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
1505 Fixes execute/20001017-1.c on powerpc-linux-gnu.
1507 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
1508 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
1511 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
1512 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
1514 * rs6000/aix.h: ...to here.
1515 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
1517 2000-10-17 Jakub Jelinek <jakub@redhat.com>
1519 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
1521 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
1522 sure linker can relax even the delay slot mov %g1,%o7, fix output
1525 2000-10-17 Kazu Hirata <kazu@hxi.com>
1527 * config/h8300/h8300.md: Remove an unnecessary zero_extend
1528 expander that is used when not optimizing. Output a tab after
1529 each assembly insns.
1531 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
1533 * gcc.c: New options --target-help.
1534 (process_command): Added code to parse this new option.
1535 * toplev.c (display_target_options): New function to support the
1537 * cppinit.c (new_pending_directive) : New option OPT_target__help.
1538 (cpp_handle_option): Support this new option.
1539 * invoke.texi: Added notes about --target-help option.
1541 2000-10-17 Graham Stott <grahams@redhat.com>
1543 * config/i386/i386.md (testqi_1): Add missing operand prefix
1545 * config/i386/i386-protos.h: Add missing prototype.
1547 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
1549 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
1550 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
1551 using -mintel-syntax.
1553 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1555 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
1556 (format_types): Use it for printf.
1557 (maybe_read_dollar_number): Add parameter for the kind of format
1558 involved. Warn for multiple use for arguments if this is
1559 inappropriate for the kind of format involved.
1560 (check_format_info_main): Update calls to maybe_read_dollar_number.
1562 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1564 * inclhack.def (hpux_maxint): Also apply fix to values.h.
1565 * fixincl.x: Rebuilt.
1567 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
1569 * genrecog.c (write_switch): Return the first condition that needs a
1572 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
1574 * c-tree.h (warn_sequence_point): Move declaration to...
1575 * c-common.h (warn_sequence_point): ... here.
1576 * c-decl.c (warn_sequence_point): Move definition to...
1577 * c-common.c (warn_sequence_point): ... here.
1578 (struct reverse_tree): New.
1579 (reverse_list, reverse_max_depth): New static variables.
1580 (build_reverse_tree, common_ancestor, modify_ok
1581 verify_sequence_points): New functions.
1582 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
1583 * c-typeck.c (check_modify_expr): Delete.
1584 (build_modify_expr): Don't call it.
1586 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1588 * c-common.h (warn_missing_format_attribute): New variable.
1589 * c-decl.c (warn_missing_format_attribute): New variable.
1590 (c_decode_option): Decode -Wmissing-format-attribute and
1591 -Wno-missing-format-attribute.
1592 * c-common.c (check_function_format): If
1593 -Wmissing-format-attribute, give a warning where a vprintf or
1594 vscanf function is called by a function without its own printf or
1596 * toplev.c (documented_lang_options): Add
1597 -Wmissing-format-attribute.
1598 * invoke.texi: Document -Wmissing-format-attribute.
1600 2000-10-17 Marc Espie <espie@openbsd.org>
1602 * invoke.texi (-shared): Insist on requiring code generation flags
1603 to be used along with -shared, and document the subtle failure that
1604 may occur otherwise.
1606 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1608 * pa.md (return_internal): Move `use' after `return'.
1610 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1612 * machmode.def: Correct comment.
1614 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
1616 * print-rtl.c (print_rtx_head): Constify.
1617 * rtl.h (print_rtx_head): Similarly.
1619 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
1620 Constify char * return value.
1622 (output_64bit_and, output_64bit_ior): Constify char * return value.
1623 (pa_can_combine_p): Make static.
1624 (function_arg): Decorate unused `named' argument. Fix comment typo.
1625 (function_arg_partial_nregs): Decorate unused `named' argument.
1627 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
1629 * c-common.c (format_check_results): New structure.
1630 (finish_dollar_format_checking): Adjust to take a
1631 format_check_results * parameter.
1632 (check_format_info, check_format_info_recurse,
1633 check_format_info_main): Split check_format_info into three
1634 functions, the main checking going in check_format_info_main.
1635 Recurse when any reduction of the format string argument towards a
1636 string literal is done; go down both branches of a conditional
1637 expression. Don't warn for extra format arguments or empty format
1638 strings if they only occur in some branches of a conditional
1641 2000-10-16 Kazu Hirata <kazu@hxi.com>
1643 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
1645 2000-10-16 Jakub Jelinek <jakub@redhat.com>
1647 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
1649 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
1651 * i386.md (*movsi_or): Switch operand order for intel syntax.
1653 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
1657 * gcc.texi (Contributing): Update.
1659 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
1661 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
1662 appropriate assembler dialect.
1664 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
1666 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
1668 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
1670 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
1671 constants 1 and 2 to NO_LD_REGS.
1673 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1675 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
1677 * objc/Make-lang.in (objc-parse.c): Likewise.
1679 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1681 * arm.c: Include obstack.h
1682 (minipool_obstack, minipool_startobj): Define.
1683 (arm_add_gc_roots): Initialize them.
1684 (create_fix_barrier): Use our new obstack.
1685 (push_minipool_barrier, push_minipool_fix): Likewise.
1686 (arm_reorg): Release obstack memory.
1688 2000-10-13 Jakub Jelinek <jakub@redhat.com>
1690 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
1691 (prologue, exception_receiver, builtin_setjmp_receiver): New
1693 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
1694 * config/sparc/sparc-protos.h (finalize_pic): Remove.
1695 (load_pic_register): New prototype.
1696 * config/sparc/sparc.c (pic_setup_code): Remove.
1697 (finalize_pic): Rename to...
1698 (load_pic_register): ...this function.
1699 Don't look for nonlocal_goto_receivers and emit pic setup code
1700 directly. Don't check current_function_uses_pic_offset_table.
1702 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1704 * tree.h (struct obstack): Declare.
1706 2000-10-12 Mark Mitchell <mark@codesourcery.com>
1709 * Makefile.in (ggc-callbacks.o): Remove target.
1710 (flow.o): Depend on GGC_H.
1711 * alias.c (init_alias_analysis):
1712 Remove ggc_p conditionals.
1713 (end_alias_analysis): Likewise.
1714 * basic-block.h (init_flow): New function.
1715 (allocate_reg_life_data): Declare.
1716 * bb-reorder.c (function_obstack): Replace with ...
1717 (flow_obstack): ... new variable.
1718 (fixup_reorder_chain): Use it.
1719 * c-decl.c (ggc_p): Remove.
1720 (caller-save.c): Don't call oballoc/obfree.
1722 undobuf): Remove storage.
1723 (try_combine): Don't call oballoc.
1724 (undo_all): Don't call obfree.
1725 * cse.c (insert): Use xmalloc, not
1727 (cse_main): Adjust accordingly.
1728 * dwarf2out.c (save_rtx): Remove
1730 (dwarf2out_init): Remove ggc_p conditionals.
1731 * emit-rtl.c (rtl_obstack): Remove.
1732 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
1733 (make_insn_raw): Likewise.
1734 (emit_insn_before): Likewise.
1735 (emit_insn_after): Likewise.
1736 (emit_insn): Likewise.
1737 (gen_sequence): Likewise.
1738 (copy_insn_1): Remove handling of `b' RTL components.
1739 (init_emit_once): Remove ggc_p conditionals.
1740 * except.c (create_rethrow_ref): Don't fool with obstacks.
1741 (add_partial_entry): Likewise.
1742 (call_get_eh_context): Likewise.
1743 (begin_protect_partials): Likewise.
1744 (protect_with_terminate): Likewise.
1746 (plus_constant_wide): Likewise.
1747 * expr.c (init_expr_once):
1749 (emit_block_move): Likewise.
1750 (clear_storage): Likewise.
1751 (expand_expr): Likewise.
1752 * flow.c (function_obstack): Remove.
1753 (flow_obstack): New variable.
1754 (flow_firstobj): Likewise.
1755 (create_base_block): Use the flow_obstack.
1756 (split_block): Likewise.
1757 (split_edge): Likewise.
1758 (calculate_global_regs_live): Likewise.
1759 (allocate_bb_life_data): Make it static. Likewiwse.
1760 (init_flow): New function.
1761 (size_int_type_wide): Remove ggc_p conditionals.
1763 (push_function_context_to): Don't call save_tree_status.
1764 (pop_function_context_from): Or restore_tree_status.
1765 (assign_stack_local_1): Don't call push_obstacks.
1766 (find_fixup_replacement): Use xmalloc.
1767 (fixup_var_refs_insns): Free the storage.
1768 (insns_for_mem_walk): Don't mess with obstacks.
1769 (instantiate_decls): Likewise.
1770 (trampoline_address): Likewise.
1771 (expand_function_end): Likewise.
1772 * function.h (sturct function):
1773 Remove obstack-related variables.
1774 (save_tree_status): Don't declare.
1775 (restore_tree_status): Likewise.
1776 * gcse.c (compute_can_copy):
1777 Don't call oballoc/obfree.
1778 * genattrtab.c (operate_exp): Remove
1780 (simplify_cond): Likewise.
1781 (simplify_test_exp): Don't mess with obstacks.
1782 (optimize_attrs): Likewise.
1783 * gengenrtl.c (gendef): Don't include
1785 * ggc-callbacks.c (ggc_p): Remove.
1786 * ggc-none.c (ggc_p): Remove.
1787 * ggc.h (ggc_p): Don't declare.
1788 * integrate.c (save_for_inline): Don't mess with obstacks.
1789 (integrate_decl_tree): Likewise.
1790 (output_inline_function): Likewise.
1792 (init_EXPR_INSN_LIST_cache): Likewise.
1793 * loop.c (temp_obstack):
1795 (rtl_obstack): Likewise.
1796 (init_loop): Don't mess with obstacks.
1797 (reg_address_cost): Free BIVs and GIVs.
1798 (check_insns_for_bivs): Use xmalloc, not oballoc.
1799 (find_mem_givs): Likewise.
1800 (record_biv): Likewise.
1801 (general_induction_var): Likewise.
1802 (product_cheap_p): Likewse.
1803 * optabs.c (init_one_libfunc): Remove
1805 * print-tree.c (debug_tree): Don't use
1807 (print_node): Likewise.
1808 * profile.c (output_func_start_profiler):
1809 Remove call to temporary_allocation.
1811 (eliminate_regs_in_insn): Don't mess with obstacks.
1813 (mark_target_live_regs): Use xmalloc.
1814 (free_resource_info): Free the memory.
1815 * rtl.c (rtl_obstack):
1817 (rtvec_alloc): Don't mess with obstacks.
1818 (rtx_alloc): Likewise.
1820 (copy_rtx): Don't handle `b' cases.
1821 (read_rtx): Use a local rtl_obstack.
1822 * rtl.h (oballoc): Remove.
1824 (pop_obstacks): Likewise.
1825 (push_obstacks): Likewise.
1826 (allocate_bb_life_data): Likewise.
1827 (allocate_reg_life_data): Likewise.
1828 (rtx_free): Likewise.
1829 * sdbout.c (sdbout_queue_anonymous_type):
1830 Use tree_cons, not saveable_tree_cons.
1832 (cselib_init): Don't mess with obstacks.
1834 (mark_block_nesting): Mark the label_chain.
1835 (epxand_label): Use ggc_alloc, not oballoc.
1836 (clear_last_expr): Don't mess with obstacks.
1837 (expand_decl_cleanup): Likewise.
1838 (expand_dcc_cleanup): Likewise.
1839 (expand_dhc_cleanup): Likewise.
1840 (expand_anon_union_decl): Likewise.
1841 (add_case_node): Use xmalloc, not oballoc.
1842 (free_case_nodes): New function.
1843 (expand_end_case): Call it.
1844 * stor-layout.c (layout_type): Don't
1846 (layout_type): Likewise.
1847 * toplev.c (wrapup_global_declarations):
1849 (compile_file): Remove ggc_p conditionals.
1850 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
1851 (decode_f_option): Remove ggc_p conditionals.
1853 (function_maybepermanent_obstack): Remove.
1854 (maybepermanent_obstack): Likewise.
1855 (function_obstack): Likewise.
1856 (tmeporary_obstack): Likewise.
1857 (momentary_obstack): Likewise.
1858 (temp_decl_obstack): Likewise.
1859 (saveable_obstack): Likewise.
1860 (rtl_obstack): Likewise.
1861 (current_obstack): Likewise.
1862 (expression_obstack): Likewise.
1863 (struct obstack_stack): Likewise.
1864 (obstack_stack): Likewise.
1865 (obstack_stack_obstack): Likewise.
1866 (maybepermanent_firstobj): Likewise.
1867 (temporary_firstobj): Likewise.
1868 (momentary_firstobj): Likewise.
1869 (temp_decl_firstobj): Likewise.
1870 (momentary_function_firstobj): Likewise.
1871 (all_types_permanent): Likewise.
1872 (struct momentary_level): Likewise.
1873 (momentary_stack): Likewise.
1874 (init_obstacks): Remove initialization of removed obstacks.
1875 (save_tree_status): Remove.
1876 (restore_tree_status): Likewise.
1877 (temporary_allocation): Liekwise.
1878 (end_temporary_allocation): Liekwise.
1879 (resume_temporary_allocation): Likewise.
1880 (saveable_allocation): Likewise.
1881 (push_obstacks): Likewise.
1882 (push_obstacks_nochange): Likewise.
1883 (pop_obstacks): Likewise.
1884 (allocation_temporary_p): Likewise.
1885 (permanent_allocation): Likewise.
1886 (preserve_data): Likewise.
1887 (preserve_initializer): Likewise.
1888 (rtl_in_current_obstack): Likewise.
1889 (rtl_in_saveable_obstack): Likewise.
1890 (oballoc): Likewise.
1892 (savealloc): Likewise.
1893 (expralloc): Likewise.
1894 (print_obstack_name): Likewise.
1895 (debug_obstack): Likewise.
1896 (object_permanent_p): Likewise.
1897 (push_momentary): Likewise.
1898 (perserve_momentary): Likewise.
1899 (clear_momentary): Likewise.
1900 (pop_momentary): Likewise.
1901 (pop_momentary_nofree): Likewise.
1902 (suspend_momentary): Likewise.
1903 (resume_momentary): Likewise.
1904 (make_node): Don't set TREE_PERMANENT.
1905 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
1906 Don't set TREE_PERMANENT.
1907 (get_identifier): Remove ggc_p conditionals.
1908 (build_string): Likewise.
1909 (make_tree_vec): Likewise.
1910 (build_decl_list): Remove.
1911 (build_expr_list): Likewise.
1912 (tree_cons): Remove ggc_p conditionals.
1913 (decl_tree_cons): Remove.
1914 (expr_tree_cons): Likewise.
1915 (perm_tree_cons): Likewise.
1916 (temp_tree_cons): Likewise.
1917 (saveable_tree_cons): Likewise.
1918 (build1): Remove ggc_p conditionals.
1919 (build_parse_node): Likewise.
1920 (build_type_attribute_variant): Don't mess with obstacks.
1921 (build_type_copy): Likewise.
1922 (type_hash_canon): Likewise.
1923 (build_pointer_type): Likewise.
1924 (build_reference_type): Likewise.
1925 (build_index_type): Likewise.
1926 (build_range_type): Likewise.
1927 (dump_tree_statistics): Don't print obstack information.
1929 (struct tree_common): Remove permanent_flag.
1930 (TREE_PERMANENT): Remove.
1931 (TREE_SET_PERMANENT): Likewise.
1932 (TYPE_OBSTACK): Likewise.
1933 (struct tree_type): Remove obstack.
1935 (savealloc): Likewise.
1936 (build_decl_list): Likewise.
1937 (build_expr_list): Likewise.
1938 (perm_tree_cons): Likewise.
1939 (temp_tree_cons): Likewise.
1940 (saveable_tree_cons): Likewise.
1941 (decl_tree_cons): Likewise.
1942 (expr_tree_cons): Likewise.
1943 (suspend_momentary): Likewise.
1944 (allocation_temporary_p): Likewise.
1945 (resume_momentary): Likewise.
1946 (push_obstacks_nochange): Likewise.
1947 (permanent_allocation): Likewise.
1948 (push_momentary): Likewise.
1949 (clear_momentary): Likewise.
1950 (pop_momentary): Likewise.
1951 (end_temporary_allocation): Likewise.
1952 (pop_obstacks): Likewise.
1953 (push_obstacks): Likewise.
1954 (pop_momentary_nofree): LIkewise.
1955 (preserve_momentary): Likewise.
1956 (saveable_allocation): Likewise.
1957 (temporary_allocation): Likewise.
1958 (resume_temporary_allocation): Likewise.
1959 (perserve_initializer): Likewise.
1960 (debug_obstack): Likewise.
1961 (rtl_in_current_obstack): Likewise.
1962 (rtl_in_saveable_obstack): Likewise.
1964 * varasm.c (current_obstack): Remove.
1965 (saveable_obstack): Remove.
1966 (rtl_obstack): Remove.
1967 (immed_double_const): Don't mess with obstacks.
1968 (immed_real_cons): Likewise.
1969 (output_constant_def): Likewise.
1970 (init_varasm_status): Use xcalloc.
1971 (mark_pool_constant): Mark the pool constant itself.
1972 (free_varasm_status): Free memory.
1973 (decode_rtx_const): Call bzero directly, rather than expanding it
1975 (record_rtx_const): Don't mess with obstacks.
1976 (force_const_mem): Likewise.
1977 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
1979 (aof_pic_entry): Likewise.
1980 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
1981 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
1982 * config/pa/pa.c (saveable_obstack): Remove.
1983 (rtl_obstack): Likewise.
1984 (current_obstack): Likewise.
1985 (output_call): Don't mess with obstacks.
1986 (hppa_encode_label): Remove ggc_p conditionals.
1987 * config/romp/romp.c (get_symref): Don't mess with obstacks.
1988 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
1989 (rs6000_encode_section_info): Likewise.
1990 * config/sh/sh.c (get_fpscr_rtx): Likewise.
1992 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
1994 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
1995 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
1996 (addsi3_carry): Canonicalize.
1997 (addqi_5): Remove '*'.
1998 (sbb pattern): Canonicalize.
2000 * i386.md (cmp to inc/add peep2): New.
2002 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
2004 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
2007 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2009 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
2010 * README.TRAD, TESTS.FLUNK: Remove.
2012 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2014 * c-common.c (decl_attributes): Don't allow strftime formats with
2015 first_arg_num nonzero.
2016 (check_format_info): Set wanted_type and wanted_type_name to zero
2017 before they are possibly assigned and used.
2019 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2021 * c-common.c (scanf_flag_specs): Add flags ' and I.
2022 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
2023 or the ^ and # flags together.
2024 (scan_char_table): Handle the ' and I flags.
2025 (format_types): Add ' and I flags for scanf.
2027 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2029 * c-common.c (print_char_table): Use the unpromoted type for
2030 lengths "h" and "hh" with conversions dioxXu.
2031 (check_format_types): Apply the default argument promotions where
2032 the wanted type is not a pointer target.
2034 2000-10-11 Michael Meeks <mmeeks@gnu.org>
2035 Joseph S. Myers <jsm28@cam.ac.uk>
2037 * c-typeck.c (check_modify_expr): New function.
2038 (build_modify_expr): Call it if warn_sequence_point.
2039 * c-decl.c (warn_sequence_point): New variable.
2040 (c_decode_option): Handle -Wsequence-point and
2041 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
2042 * c-tree.h (warn_sequence_point): Declare.
2043 * invoke.texi (-Wsequence-point): Document.
2044 * toplev.c (documented_lang_options): Add -Wsequence-point and
2045 -Wno-sequence-point.
2046 Original work by Michael Meeks, 16 Jun 1998.
2048 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2050 * tree.c (get_narrower): Don't look at precision of field if
2053 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
2055 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
2056 declaration for data with "progmem" attribute.
2058 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
2060 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
2061 Correct insn length if shift count is a memory operand.
2062 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
2063 (*iorhi3_clobber): Change lo8 to hi8.
2064 (zero_extendhisi2): Change %B0 to %A1.
2065 (ashlhi3, ashrhi3): Correct insn length.
2066 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
2067 from "clobber" to "set_n" in some alternatives.
2069 2000-10-10 Jakub Jelinek <jakub@redhat.com>
2071 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
2072 remove its insn_chain structure as well.
2074 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2076 * dbxout.c (dbxout_source_line): Remove extra tab.
2078 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
2080 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
2082 2000-10-09 Richard Henderson <rth@cygnus.com>
2084 * Makefile.in (LANG_LIB2FUNCS): Remove.
2085 (LIB2FUNCS): Remove _pure.
2086 (LIB2ADD): Remove LANG_LIB2FUNCS.
2087 (stage_a): Don't set LANG_LIB2FUNCS.
2088 * libgcc2.c (__terminate): Mark noreturn.
2089 (__pure_virtual): Remove.
2090 * mklibgcc.in: Remove LIB2ADD .txt processing.
2092 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2094 * arm.md (push_multi): Revert unintended change.
2096 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2098 * arm.c: Miscellaneous white space and comment clean-ups. No
2102 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2104 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
2105 STRING_CST by calling combine_strings.
2107 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2109 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
2110 (thumb_output_move_mem_multiple): Support new insn format.
2111 * arm.md (movmem12b): Use SSA compatible format.
2112 (movmem8b): Likewise.
2114 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2116 * arm.md (predicable): New attribute, default to "no".
2117 (all patterns): Mark as predicable if appropriate.
2118 (conditional execution splits): Split using predication format.
2119 (define_cond_exec): Define.
2120 * arm.c (arm_print_operand): handle insn predicate.
2122 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2124 * README.NS32K: Remove file.
2126 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2128 * README-bugs: Remove file.
2130 2000-10-08 Philipp Thomas <pthomas@suse.de>
2131 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
2133 * configure: Rebuilt.
2135 2000-10-08 Philipp Thomas <pthomas@suse.de>
2136 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
2137 disable catalog building if no suitable program was found.
2138 Move warning message from here
2139 (AM_GNU_GETTEXT): To here.
2140 * configure: Rebuilt.
2142 2000-10-08 Philipp Thomas <pthomas@suse.de>
2143 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
2144 different cache variables.
2145 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
2146 uses different cache variables.
2147 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
2148 * configure: Regenerated.
2150 2000-10-08 Richard Henderson <rth@cygnus.com>
2152 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
2153 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
2154 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
2157 * config/t-linux (SHLIB_EXT): New.
2158 (SHLIB_LINK): Use the entire build command, with substitutions.
2159 (SHLIB_LIBS): Remove.
2160 * config/alpha/t-osf4: Likewise.
2161 * config/mips/t-iris6: Likewise.
2162 * config/sparc/t-sol2: Likewise, but move shlib stuff...
2163 * config/sparc/t-slibgcc-sld: ...here.
2164 * config/sparc/t-slibgcc: New file.
2166 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2168 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
2169 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
2171 (intmax_type_node, uintmax_type_node): Define.
2172 * c-common.c (decl_attributes): If pedantic, warn if `mode'
2173 attributes create a type wider than intmax_t.
2174 (T_IM, T_UIM): Define properly.
2175 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
2177 (init_decl_processing): Initialize intmax_type_node and
2179 * c-lex.c (lex_number): When pedantic and warning for integer
2180 constants that are too large, in C99 mode warn for those that have
2181 a type wider than long long.
2183 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2185 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
2186 FMT_FLAG_FANCY_PERCENT_OK): Define.
2187 (format_char_info): Add flag "4" to comment.
2188 (format_flag_spec, format_flag_pair): New structures.
2189 (format_kind_info): Add additional fields to control format
2191 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
2192 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
2194 (time_char_table): Use "4" flag to handle %Ey.
2195 (format_types): Add entries for new fields.
2196 (get_flag_spec): New function.
2197 (check_format_info): Increase size of flag_chars[] to 256.
2198 Control format checking using the new fields of a format_kind_info
2199 and the new tables; remove all conditionals on printf_format_type,
2200 scanf_format_type or strftime_format_type. Handle all details of
2201 bad combinations of flags (including width, precision and strftime
2202 modifiers) through data rather than ad hoc code. Handle all
2203 details of standard versions in which flags appeared through
2204 data. Use the "4" flag.
2206 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
2208 * config/h8300/h8300.md: Remove the memory alternative and correct
2209 the insn lengths in the templates for sign extention and zero
2212 2000-10-07 Richard Henderson <rth@cygnus.com>
2214 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
2215 * flow.c (make_edges): Revert last change.
2217 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
2219 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
2221 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
2223 * config/alpha/elf.h: Standardize the formatting.
2225 2000-10-06 David O'Brien <obrien@FreeBSD.org>
2227 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
2230 2000-10-06 Richard Henderson <rth@cygnus.com>
2232 * function.c (diddle_return_value): Examine
2233 current_function_return_rtx instead of the DECL_RESULT.
2234 (expand_function_end): Handle reloading DECL_RESULT from memory
2235 into a hard register. Query promote_mode for sign of mismatched
2238 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2240 * haifa-sched.c (schedule_insns): Fix typo in freeing
2241 forward_dependency_cache.
2243 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2245 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
2246 `TARGET_SH2' as a condition.
2248 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2250 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
2251 forward_dependency_cache): New variables.
2252 (add_dependence, remove_dependence): Use anti_dependency_cache and
2253 output_dependency_cache.
2254 (compute_block_forward_dependences): Use forward_dependency_cache.
2255 (schedule_insns): Allocate and free memory for anti/output/forward
2256 dependencies caches.
2258 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2260 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
2261 `! TARGET_SH1'. Reindent.
2263 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2265 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
2266 Move functions from here ...
2268 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
2270 (c_expand_builtin): New function.
2271 (init_function_format_info): Don't set `check_function_format_ptr'.
2272 (c_common_nodes_and_builtins): Set built_in_class type for
2273 printf/__builtin_printf to BUILT_IN_FRONTEND.
2274 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
2276 * c-common.h (build_function_call): Declare.
2278 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
2279 to `lang_expand_expr' rather than `expand_builtin'.
2281 * tree.c (check_function_format_ptr): Delete.
2283 * tree.h (check_function_format_ptr): Likewise.
2285 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
2287 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
2288 DW_OP_bregx when cfa->reg > 31.
2290 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
2293 2000-10-05 Richard Henderson <rth@cygnus.com>
2295 * c-decl.c (warn_missing_noreturn): Remove.
2296 (c_expand_body): Don't set or check can_reach_end.
2297 * c-tree.h (warn_missing_noreturn): Move ...
2298 * flags.h: ... here.
2299 (can_reach_end): Remove.
2300 * flow.c (check_function_return_warnings): New.
2301 (make_edges): No edge to exit for noreturn sibcalls.
2302 * function.c (expand_function_end): Save the return value
2303 clobber instruction.
2304 (mark_function_status): Mark it.
2305 * function.h (struct function): Add x_clobber_return_insn.
2306 * jump.c (can_reach_end): Remove.
2307 (calculate_can_reach_end): Remove.
2308 (jump_optimize_1): Don't call it.
2309 * output.h (check_function_return_warnings): Declare.
2310 * toplev.c (warn_missing_noreturn): Move from c-decl.c
2311 (rest_of_compilation): Call check_function_return_warnings.
2313 2000-10-05 Richard Henderson <rth@cygnus.com>
2315 * Makefile.in (NM_FOR_TARGET): New.
2316 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
2317 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
2318 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
2319 shared library build on that and EXTRA_MULTILIB_PARTS.
2320 * mkmap-flat.awk: New file.
2321 * mkmap-symver.awk: New file.
2322 * libgcc-std.ver: New file.
2323 * config/libgcc-glibc.ver: New file.
2324 * config/ia64/libgcc-ia64.ver: New file.
2325 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2326 (SHLIB_LINK): Add --version-script.
2327 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
2328 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2329 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2330 (SHLIB_LINK): Add -M.
2332 2000-10-05 Richard Henderson <rth@cygnus.com>
2334 * Makefile.in (LIB2FUNCS): Add _clz.
2335 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
2336 (__clz_tab): Put in its own unit, non-static.
2337 * libgcc2.h: Always include longlong.h.
2339 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
2340 a zero instead of -1.
2341 (count_trailing_zeros): Likewise.
2343 2000-10-05 Richard Henderson <rth@cygnus.com>
2345 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
2346 when second op1 is const0_rtx. Validate op0 as a register.
2347 * config/alpha/alpha.md (setcc_internal): Don't allow constants
2348 in the first argument of the compare.
2349 (setcc_swapped_internal): Likewise.
2350 (setne_internal): Likewise.
2352 2000-10-05 Geoff Keating <geoffk@cygnus.com>
2354 * tree.c (tree_size): New function split out of copy_node.
2355 (make_node): Remove obstack handling. Use tree_size.
2356 (copy_node): Use tree_size.
2357 * tree.h: Prototype tree_size.
2359 2000-10-05 Richard Henderson <rth@cygnus.com>
2361 * diagnostic.c (output_format): Add missing break.
2363 2000-10-05 Jim Wilson <wilson@cygnus.com>
2365 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
2366 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
2367 sequence insn to INSN, and delete last sequence insn.
2369 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
2371 * gcc.c (main): Include generated configargs.h header
2372 and use arguments in '-v' output.
2374 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2376 * gcc.c: Move data on prefixes forward in file and reorganize.
2377 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
2378 Always define, but make null if no value.
2379 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
2380 and "md_startfile_prefix_1".
2381 (main): Check whether md_exec_prefix and the others are the
2382 null string rather than whether the macro is defined.
2384 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
2386 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
2387 from PSImode to SImode.
2389 2000-10-05 Jakub Jelinek <jakub@redhat.com>
2391 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
2392 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
2393 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
2396 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2398 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
2399 negation in proper type.a
2401 2000-10-04 Richard Henderson <rth@cygnus.com>
2403 * configure.in (enable-shared): New.
2404 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
2405 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
2406 * mklibgcc.in: Use them to link shared a libgcc.
2407 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
2408 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
2409 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
2410 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
2412 * configure.in (alpha-osf*): Use t-osf and x-osf.
2413 * config/alpha/t-osf: New file.
2414 * config/alpha/t-osf4: New file.
2415 * config/alpha/x-osf: New file.
2416 * config/alpha/x-alpha: Remove file.
2418 2000-10-04 Will Cohen <wcohen@redhat.com>
2420 * c-typeck.c (process_init_element): Added warning for zero-length
2423 * extend.texi (Zero Length): State that static initializers for
2424 zero-length arrays are not allowed.
2426 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
2428 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
2431 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2433 * config/float-c4x.h: New.
2434 * configure.in (c4x-*): Set float_format to c4x.
2435 * configure: Regenerate.
2437 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2439 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
2440 compilation for solaris versions 2.7 and greater.
2442 2000-10-02 Marc Espie <espie@openbsd.org>
2444 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
2445 instead of redefining from scratch.
2447 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
2449 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
2451 2000-10-01 Mark Mitchell <mark@codesourcery.com>
2453 * config/ns32k/genix.h: Remove.
2454 * config/ns32k/x-genix: Likewise.
2455 * config/ns32k/xm-genix.h: Likewise.
2456 * config/fx80: Remove all filee in directory.
2457 * config/pyr: Likewise.
2458 * config/tahoe: Likewise.
2459 * config/gmicro: Likewise.
2460 * config/spur: Likewise.
2461 * configure.in: Remove configury bits for above targets.
2462 * configure: Regenerated.
2464 * configure.in: Don't configure chill by default.
2465 * configure: Regenerated.
2467 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
2468 (lang_mark_false_label_stack): Remove.
2469 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
2470 <top level> string in GC area.
2471 (mark_splay_tree_node): New function.
2472 (mark_splay_tree): Likewise.
2473 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
2475 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
2476 * ggc-common.c (lang_mark_false_label_stack): Change type.
2477 * ggc.h (ggc_alloc_string): Add comment.
2478 (ggc_strdup): New function.
2480 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
2482 * config/avr/avr.h (BRANCH_COST): Define as 0.
2484 * config/pdp11/pdp11.c: #include "tree.h" added.
2486 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
2488 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
2489 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
2490 with known shift count.
2491 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
2492 New alternative for shift count 2 with no scratch register.
2493 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
2494 "set_n" for shift counts 1 and 2.
2496 2000-09-30 Geoff Keating <geoffk@cygnus.com>
2498 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
2499 the mask value from the individual SET operations.
2500 (return_internal_si): Move the USE after the RETURN.
2501 (return_internal_di): Likewise.
2502 (return_and_restore_fpregs_si): Likewise.
2503 (return_and_restore_fpregs_di): Likewise.
2504 (return_eh_si): Likewise.
2505 (return_eh_di): Likewise.
2506 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
2508 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
2509 Don't generate a PARALLEL around a single operation movsi_to_cr.
2510 Generate the RETURN first in any PARALLELs.
2512 * rtlanal.c (single_set_1): Use fatal_insn to display the
2513 invalid insn. Check for more cases when a USE or CLOBBER occurs
2515 * Makefile.in: Update dependencies for rtlanal.o.
2517 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2519 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
2521 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2523 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
2524 Consistently use @email for formatting email addresses.
2526 2000-09-29 Richard Henderson <rth@cygnus.com>
2528 * cse.c (notreg_cost): New argument outer.
2529 (COST): Pass in SET to notreg_cost
2531 (fold_rtx): Use COST_IN. Prefer constants when costs
2534 2000-09-29 David Edelsohn <edelsohn@gnu.org>
2536 * fixinc/inclhack.def (broken_cabs): Generalize regex.
2537 * fixinc/fixincl.x: Regenerate.
2539 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2541 * loop.c (check_final_value): A GIV is not replaceable if used
2544 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
2546 * version.c: Bump to gcc-2.97.
2548 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
2550 * final.c (final_scan_insn): Remove extra extract_insn call;
2551 Use caching for constrain_operands.
2552 (cleanup_subreg_operands): Use caching for extract_insn.
2553 * recog.c (constrain_operands_cached): New.
2554 * recog.h (constrain_operands_cached): Declare.
2555 * i386.c (ix86_attr_length_immediate_default,
2556 ix86_attr_length_address_default, ix86_agi_dependant): Cache
2559 * recog.c (asm_noperands): Tweak.
2560 (extract_insn): Do not call asm_noperads for non-asm instructions.
2562 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
2564 * recog.c (recog_memoized): Rename to recog_memoized_1.
2565 * recog.h (recog_memoized): Rename to recog_memoized_1.
2566 (recog_memoized): New macro.
2567 * rtl.h (single_set): Rename to single_set_1
2568 (single_set): New macro.
2569 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
2572 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
2573 Do not use match_dup of input operands at outputs.
2574 Use register_operand for memory expression.
2575 (rep_movsi): Put use last, canonicalize.
2576 Use register_operand for memory expression.
2577 (rep_movqi): Put use last.
2578 Use register_operand for memory expression.
2579 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
2580 of input operands at outputs. Use register_operand for memory
2582 (rep_stossi): Put use last; canonicalize; fix match_dup in
2583 the address expression
2584 (rep_stosqi): Likewise.
2585 (memcmp expander): Update calls.
2586 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
2589 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
2591 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
2593 2000-09-28 David O'Brien <obrien@FreeBSD.org>
2595 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
2596 Contains the old contents of config/i386/freebsd.h
2597 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
2598 Contains the old contents of config/i386/freebsd-elf.h
2599 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
2600 config/i386/freebsd.h.
2601 * configure.in: Adjust for above changes.
2602 * po/POTFILES.in: Likewise.
2603 * po/en_GB.po: Likewise.
2604 * po/gcc.pot: Likewise.
2605 * configure: Rebuilt.
2607 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2609 * doloop.c (doloop_modify): Prevent delete_insn() from
2610 deleting too much. Prefer loop->top over loop->start as
2611 target for the new JUMP insn.
2612 (doloop_valid_p): Ignore loop with exit_count != 0.
2614 2000-09-28 Philipp Thomas <pthomas@suse.de>
2616 * invoke.texi (i386 Options): Add athlon to table of possible
2619 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
2621 * diagnostic.h (output_clear_message_text): New function.
2622 (output_message_text): New macro.
2624 * diagnostic.c (clear_text_info): Rename to
2625 output_clear_message_text.
2626 (output_clear): Adjust.
2627 (output_finish): Rename to output_finalize_message. Tweek.
2628 (output_to_stream): Adjust.
2630 2000-09-28 Neil Booth <neilb@earthling.net>
2632 * cpperror.c (_cpp_begin_message): Do the test for suppression
2633 of warnings and pedantic warnings before the "is a warning an
2635 * cppinit.c (cpp_handle_option): Remove surplus \n.
2636 * cpplex.c (ON_REST_ARG): Delete.
2637 (skip_block_comment): Initialise prevc.
2638 (parse_args): Improve error messages.
2639 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
2641 * cpplib.c (cpp_push_buffer): Fix grammar in message.
2642 * cppmain.c (main): Set callbacks for #ident and #pragma
2643 only if no_output option is false.
2644 (do_pragma_implementation): Only call the #pragma handler
2645 if it is set in the cpp_reader structure.
2647 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
2649 * integrate.c (copy_insn_list): if an ignored return value
2650 is being clobbered, skip cloning that into the inline copy.
2652 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
2654 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
2655 use @uref for formatting URLs.
2657 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
2659 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
2662 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
2664 * gcc.c (cpp_options): Add spec for -ftabstop=.
2665 (invoke_as): New spec that handles invoking as.
2666 Update specs to handle -save-temps and -traditional.
2667 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
2669 * cp/lang-specs.h, objc/lang-specs.h: Update to use
2670 invoke_as, and handle -save-temps and -traditional (if
2673 2000-09-26 Jakub Jelinek <jakub@redhat.com>
2675 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
2677 (function_arg_slotno): Accept TImode/CTImode.
2678 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
2681 2000-09-26 Michael Hayes <mhayes@cygnus.com>
2683 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
2686 2000-09-25 Jim Wilson <wilson@cygnus.com>
2688 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
2689 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
2690 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
2691 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
2693 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
2695 * cpplex.c (parse_args): Don't set VOID_REST flag.
2696 (CONTEXT_VARARGS): New flag.
2697 (maybe_paste_with_next): Set context earlier in loop. Use
2698 it. Do varargs test with CONTEXT_VARARGS flag.
2699 (push_arg_context): Set CONTEXT_VARARGS flag if we're
2700 pushing an argument context for a varargs argument.
2701 * cpplib.h (VOID_REST): Delete.
2702 * gcc.dg/cpp/vararg1.c: Add test case.
2704 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
2706 * flags.h: Declare warning flag warn_system_headers.
2707 * toplev.c: Define it.
2708 (W_options): Add option -Wsystem-headers.
2709 * diagnostic.c (count_error): Test warn_system_headers.
2710 * invoke.texi: Add description for -Wsystem-headers.
2711 * cpplib.h (cpp_options): New member warn_system_headers.
2712 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
2713 CPP_IN_SYSTEM_HEADER.
2714 * cpplib.c (do_import, do_pragma_once): Likewise.
2715 * cpperror.c (_cpp_begin_message): Test warn_system_headers
2716 and CPP_IN_SYSTEM_HEADER.
2717 * cppinit.c (handle_option): Recognize -Wsystem_headers.
2718 (print_help): Describe -Wsystem_headers.
2719 * cpplex.c (lex_line): Reorganize condition so that warnings
2720 about C++ comments in system headers can be enabled. Remove
2721 label do_line_comment.
2723 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
2725 * cpplex.c (save_comment): Only store the initial '/'
2727 (lex_token): Combine handling of the two comment types.
2728 Pass everything but the initial '/' to save_comment.
2730 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
2732 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
2733 _cpp_can_paste): New library-internal prototypes.
2734 * cpplex.c (dump_param_spelling, output_line_command,
2735 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
2736 cpp_printf, cpp_output_list): Move to cppoutput.c.
2737 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
2738 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
2740 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
2741 dump_param_spelling, output_line_command, cpp_scan_buffer,
2742 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
2744 * Makefile.in: Add cppoutput.c.
2745 * po/POTFILES.in: Add cppoutput.c.
2747 2000-09-25 Richard Henderson <rth@cygnus.com>
2749 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
2750 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
2751 split until after reload.
2752 (rotlsi3, rotldi3): New.
2754 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
2756 * diagnostic.c (output_last_position): Define.
2757 (set_real_maximum_length): Tweek.
2758 * diagnostic.h (output_last_position): Declare.
2760 2000-09-25 Kazu Hirata <kazu@hxi.com>
2762 * config/i386/i386.c: Fix formatting.
2764 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
2766 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
2767 UNITS_PER_WORD is small.
2769 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
2771 * c-common.c (format_char_info): Add flags2; update comments.
2772 (print_char_table, scan_char_table, time_char_table): Split some
2773 flags out into flags2.
2774 (check_format_info): Use flags2 for those flags, for identifying
2775 the initial character of a scanf scanset, and for identifying
2776 printf formats where the '0' flag is ignored with precision.
2778 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
2780 Changes below marked "here" add TABs on either or both sides,
2781 covering start of line, up to any operand for all noted .*ASM.*_OP
2782 definitions. All callers changed.
2783 * tm.texi: Make documented *_ASM.*_OP:s include spacing
2784 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
2785 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2786 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
2787 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
2788 Fix typos in description for LONG_LONG_TYPE_SIZE and
2789 FINI_SECTION_ASM_OP.
2790 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
2791 why these defaults don't have leading spacing.
2792 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
2793 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2794 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
2795 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
2796 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
2797 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
2798 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
2799 * varasm.c (ASM_STABS_OP): Here.
2800 * xcoffout.h (ASM_STABS_OP): Here.
2801 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2802 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2803 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
2804 STRING_ASM_OP): Here.
2805 * config/freebsd.h (IDENT_ASM_OP): Here.
2806 * config/linux-aout.h (SET_ASM_OP): Here.
2807 * config/linux.h (SET_ASM_OP): Here.
2808 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2810 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2811 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
2812 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2813 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2815 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2816 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2817 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
2818 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2819 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
2820 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2821 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
2822 * config/a29k/udi.h (INT_ASM_OP): Here.
2823 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
2824 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
2826 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
2827 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2828 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2829 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
2830 ASM_STABD_OP): Here.
2831 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
2832 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
2833 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2834 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
2835 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
2836 SIZE_ASM_OP, STRING_ASM_OP): Here.
2837 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
2838 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
2839 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
2840 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
2841 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
2842 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
2844 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2845 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
2846 * config/arm/coff.h (INT_ASM_OP): Here.
2847 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2848 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
2849 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
2850 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
2851 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2852 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2853 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
2854 STRING_ASM_OP): Here. Update documentation copy in comments.
2855 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
2856 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
2857 DATA_SECTION_ASM_OP): Here.
2858 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
2860 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
2861 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2862 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2863 BSS_SECTION_ASM_OP): Here.
2864 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2865 BSS_SECTION_ASM_OP): Here.
2866 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2868 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
2869 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2870 * config/h8300/h8300.h (ASM_WORD_OP): Here.
2871 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2872 BSS_SECTION_ASM_OP): Here.
2873 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
2874 * config/i386/bsd.h (ASM_BYTE_OP): Here.
2875 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
2876 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
2877 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
2879 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
2880 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
2882 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
2883 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2884 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
2885 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
2887 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
2888 * config/i386/netbsd.h (INT_ASM_OP): Here.
2889 * config/i386/openbsd.h (INT_ASM_OP): Here.
2890 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
2891 IDENT_ASM_OP): Here.
2892 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
2893 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
2894 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
2895 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
2896 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
2897 SHARED_BSS_SECTION_ASM_OP): Here.
2898 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
2899 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
2900 DATA_SECTION_ASM_OP): Here.
2901 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2902 CONST_SECTION_ASM_OP): Here.
2903 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
2904 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2905 BSS_SECTION_ASM_OP): Here.
2906 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
2907 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
2908 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
2909 BSS_ASM_OP): Here, but use trailing spaces.
2910 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
2911 DATA_SECTION_ASM_OP): Here.
2912 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
2914 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
2915 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
2916 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2917 TDESC_SECTION_ASM_OP): Here.
2918 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
2919 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2920 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2922 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2923 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
2924 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2925 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
2926 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
2927 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
2928 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2929 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
2930 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
2931 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
2932 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
2933 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
2935 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
2936 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2937 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
2938 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
2939 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
2940 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
2941 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
2942 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2943 GLOBAL_ASM_OP): Here.
2944 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
2945 BSS_SECTION_ASM_OP): Here.
2946 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
2947 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2948 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
2949 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
2951 * config/m68k/newsgas.h (SET_ASM_OP): Here.
2952 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
2953 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
2954 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
2955 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
2956 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
2957 but use trailing spaces.
2958 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
2959 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
2960 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
2962 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2963 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
2964 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2965 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
2966 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2967 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
2968 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
2969 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
2970 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
2971 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
2972 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2973 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
2975 * config/m88k/openbsd.h (SET_ASM_OP): Here.
2976 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2977 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
2978 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
2979 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
2980 DTORS_SECTION_ASM_OP): Here.
2981 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
2982 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2983 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
2984 BSS_SECTION_ASM_OP): Here.
2985 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
2986 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
2987 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
2988 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
2989 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
2990 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
2991 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
2992 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
2994 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
2996 * config/mips/osfrose.h (SET_ASM_OP): Here.
2997 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
2998 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
2999 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
3000 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3002 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
3003 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
3004 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
3005 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
3006 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
3007 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3009 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3011 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
3012 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
3013 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
3015 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
3016 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
3017 * config/sparc/linux.h (COMMON_ASM_OP): Here.
3018 * config/sparc/linux64.h (COMMON_ASM_OP,
3019 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
3020 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
3021 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3022 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
3023 * config/sparc/pbd.h (ASM_INT_OP): Here.
3024 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
3025 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
3026 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
3027 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
3028 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
3029 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
3030 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
3031 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
3032 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
3033 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3034 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3035 EH_FRAME_SECTION_ASM_OP): Here.
3036 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
3037 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3039 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3041 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
3042 TCOMMON_ASM_OP): Here.
3043 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3045 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3048 2000-09-25 Richard Henderson <rth@cygnus.com>
3050 * expmed.c (store_bit_field): Adjust last change to not consider
3051 any word-sized field naturally aligned.
3053 2000-09-24 Richard Henderson <rth@cygnus.com>
3055 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3056 TFmode unordered compares properly. Revalidate integer compare
3058 (alpha_emit_setcc): New.
3059 (alpha_emit_conditional_move): Revalidate integer compare operands.
3060 * config/alpha/alpha-protos.h: Update.
3061 * config/alpha/alpha.md (cmpdi): Allow general operands.
3062 (sne): Use alpha_emit_setcc.
3063 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
3064 (sunordered, sordered): New.
3066 2000-09-24 Richard Henderson <rth@cygnus.com>
3068 * config/ia64/ia64-protos.h: Update.
3069 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
3070 (ia64_expand_call): New.
3071 (ia64_expand_prologue): Emit an alloc if we need extra input
3073 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
3074 instruction if true.
3075 (struct reg_flags): Add is_sibcall.
3076 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
3077 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
3078 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
3079 * config/ia64/ia64.h (PREDICATE_CODES): Update.
3080 * config/ia64/ia64.md (call): Use ia64_expand_call.
3081 (call_value): Likewise.
3082 (sibcall, sibcall_value): New.
3083 (call patterns): Remove extra expanders; tidy.
3084 (sibcall_epilogue): New.
3085 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
3087 2000-09-24 Richard Henderson <rth@cygnus.com>
3089 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
3091 * sibcall.c (skip_pic_restore): New.
3092 (identify_call_return_value): Use it.
3094 2000-09-24 Mark Mitchell <mark@codesourcery.com>
3096 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
3097 functions. Generalize to handle both C and C++.
3098 * Makefile.in (c-tree.info): New target.
3099 (info): Add c-tree.info.
3101 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3103 * expr.c (store_field): If BITSIZE is negative, use size of type.
3104 (expand_expr, case COMPONENT_EXPR): Likewise.
3106 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
3108 * cpplex.c: Update TODO comment.
3109 * cpplib.c (do_error, do_warning): Merge common code of
3110 do_error and do_warning into do_diagnostic. Use it.
3111 (do_diagnostic): New function.
3112 * cpplib.h: Fix comment typo.
3114 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3116 * c-common.c (check_format_info): Warn for a wide character string
3117 used as a non-wide format argument.
3119 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3121 * builtins.def (BUILT_IN_LLABS): Add.
3122 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
3123 * c-common.c (c_common_nodes_builtins): Create builtin functions
3124 __builtin_llabs, and plain llabs unless no_nonansi_builtins
3125 outside of C99 mode.
3126 (expand_tree_builtin): Handle BUILT_IN_LLABS.
3128 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
3130 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
3131 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
3132 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
3133 _cpp_free_toklist): No need to worry about extra dummy token
3134 at the start of token lists any more.
3135 (trigraph_ok): Only warn outside comments.
3136 (skip_block_comment): Set and clear lexing_comment.
3137 (skip_line_comment): Take a cpp_reader not cpp_buffer.
3138 Set and clear lexing_comment.
3139 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
3140 (check_long_token): Delete.
3141 (lex_percent, lex_dot): New subroutines of lex_token to
3142 handle lexing of '.' and '%' without lookback.
3143 (lex_token): Use lex_dot and lex_percent.
3144 (lex_line): Don't check for LIST_OFFSET.
3145 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
3146 * cpplib.c (_cpp_parse_assertion): Similarly.
3147 (cpp_push_buffer): Initialize extra_char.
3148 * cpplib.h (LIST_OFFSET): Delete.
3149 (struct cpp_buffer): New member extra_char.
3150 (struct lexer_state): New members lexing_comment and seen_dot.
3152 2000-09-23 Jason Merrill <jason@redhat.com>
3154 * config/rs6000/x-aix41 (CLIB): Define here.
3155 * config/rs6000/t-aix43: Not here.
3156 * config/rs6000/t-aix41: Or here. Remove.
3157 * configure.in: Don't use it.
3159 2000-09-22 Jason Merrill <jason@redhat.com>
3161 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
3162 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
3163 * config.in: Regenerate.
3165 * configure.in: Fix checks for assembler features when using a
3166 one-tree assembler that has not yet been built.
3167 Fix --disable-threads.
3169 2000-09-19 Geoff Keating <geoffk@cygnus.com>
3171 * stmt.c (expand_asm_operands): Allow # in constraints.
3173 2000-09-22 Jason Merrill <jason@redhat.com>
3175 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
3177 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
3178 function-local names.
3180 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
3181 Mark Mitchell <mark@codesourcery.com>
3183 * toplev.c (warn_disabled_optimization): Declare new warning flag.
3184 * flags.h (warn_disabled_optimization): Add it here.
3185 * gcse.c (gcse_main): Add warning when disabled.
3186 * invoke.texi: Document -Wdisabled-optimization.
3188 2000-09-21 Jason Merrill <jason@redhat.com>
3190 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
3192 * dwarf2out.c (tree_add_const_value_attribute): New fn.
3193 (gen_variable_die): Call it for non-definitions.
3195 * dwarf2out.c (die_struct): Add die_mark field.
3196 (mark_dies, unmark_dies): New fns.
3197 (clear_die_sizes): Remove.
3198 (print_die): Check die_symbol rather than die_offset.
3199 (build_abbrev_table, output_pubnames, output_aranges): Check
3200 die_mark rather than die_offset.
3201 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
3204 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
3206 * cppfiles.c (lookup_include_file): Rename to open_file.
3207 Always create a splay tree value, even on syscall failures.
3208 Negative entries indicated by fd == -2.
3209 Re-open files closed in the meantime.
3210 (_cpp_fake_include): Create a negative splay tree entry.
3211 (find_include_file, cpp_read_file): Update for function name
3213 * gcc.gd/cpp/mi4.c: Testcase.
3215 2000-09-21 Nick Clifton <nickc@redhat.com>
3217 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
3218 ARM and THUMB modes.
3220 * config/mcore/mcore.c: Fix compile time warnings.
3221 * config/mcore/mcore-protos.h: Fix compile time warnings.
3223 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3225 * configure.in: Correct test of gcc_cv_glibc.
3226 * configure: Rebuilt.
3227 * config.in: Rebuilt.
3229 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3231 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
3232 (expand_builtin): Handle BUILT_IN_FWRITE.
3234 * builtins.def (BUILT_IN_FWRITE): New entry.
3236 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
3238 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3240 * gcc.c (modify_target): New variable and struct.
3241 (process_command): Handle MODIFY_TARGET_NAME.
3242 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
3243 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
3245 * c-decl.c (finish_decl): Add else's to avoid referencing
3246 TYPE_DOMAIN of an ERROR_MARK.
3248 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
3250 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
3253 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
3255 * config/avr/avr.md (neghi2): Add alternative for input and output
3256 operands in different registers, as in negsi2.
3257 (*negsi2): Remove '*' from the name. Use "movw" if available.
3259 2000-09-19 Jim Wilson <wilson@cygnus.com>
3261 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
3262 HAVE_GAS_HIDDEN macro.
3264 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
3266 * cpplex.c (lex_line): Drop the EOF token for unknown
3267 directives in assembler.
3269 2000-09-19 David Edelsohn <edelsohn@gnu.org>
3271 * configure.in: Allow enable_threads_flag value of "aix". Define
3272 thread_file as "aix" for AIX 4.3 and above.
3273 * configure: Regenerated.
3275 * gthr-aix.h: New file.
3277 * rs6000/t-aix43: Replace soft-float multilib with pthread.
3278 Remove 403 processor multilib match. Fix rios2 processor multilib
3281 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
3282 to return to appropriate csect.
3284 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3286 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
3288 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
3289 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
3292 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
3295 * c-common.c (init_function_format_info): Handle __builtin_printf.
3296 Set `check_function_format_ptr'.
3297 (c_common_nodes_and_builtins): Set `puts_ftype' and
3298 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
3299 __builtin_printf and printf.
3301 * tree.c, tree.h (check_function_format_ptr): Declare.
3303 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
3305 * cppfiles.c (read_include_file): Take no special action for
3308 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
3310 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
3311 rather than that of branch.
3312 (shorten_branches): Don't increment insn_current_address twice.
3314 Undo most of the Wed Jan 27 23:39:53 1999 patch:
3315 * loop.h (struct induction): Delete members derived, ix and last_use.
3316 (struct loop_ivs): Delete members first_increment_giv and
3318 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
3319 recombine_givs): Delete functions.
3320 (find_and_verify_loops): Don't initialize cont_dominator.
3321 (strength_reduce): Lose code to try to find bivs that can be
3322 expressed as givs of another biv, and to convert biv increments
3324 Lose loop_scan_start variable, always use loop->scan_start.
3325 Don't call recombine_givs. Don't handle derived givs.
3326 (record_giv): Don't initialize derived and last_use fields.
3327 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
3329 * unroll.c (derived_regs): Delete static variable.
3330 (unroll_loop): Don't initialize it.
3331 (copy_loop_body): Lose code to handle derived givs.
3332 (find_splittable_givs): Don't check for givs made from biv
3334 Don't set derived_regs.
3336 Fix misapplied earlier patch:
3337 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
3339 (floatsisf2): Generate floatsisf_ie by default.
3340 (floatsisf_i4): Conditional on TARGET_SH4.
3342 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
3343 predicate for the expanders.
3345 2000-09-19 Richard Henderson <rth@cygnus.com>
3347 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
3348 in addition to pentium and pentiumpro symbols.
3349 (CPP_CPU_DEFAULT_SPEC): Likewise.
3351 * c-typeck.c (c_expand_asm_operands): Restore the output tree
3354 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
3355 if the tree has side effects.
3356 (warn_if_unused_value): Do not warn about void constructs.
3358 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
3360 * unroll.c (copy_loop_body): Update LABEL_NUSES before
3361 calling invert_jump.
3363 2000-09-18 Geoff Keating <geoffk@cygnus.com>
3365 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
3368 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3370 * Makefile.in (c-common.o): Depend on diagnostic.h.
3372 * c-common.c: Include diagnostic.h.
3374 (status_warning): New function.
3375 (check_format_info, maybe_read_dollar_number, check_format_types,
3376 finish_dollar_format_checking, check_function_format): Accept a
3377 `status' parameter. All callers changed.
3379 * c-common.h (check_function_format): Accept a `status' parameter.
3381 * c-typeck.c: Update call to `check_function_format'.
3383 2000-09-18 Richard Henderson <rth@cygnus.com>
3385 * c-decl.c (c_expand_body): Call mark_varargs before
3386 expand_function_start.
3388 2000-09-18 Geoff Keating <geoffk@cygnus.com>
3390 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
3391 * config/rs6000/eabi-ci.asm: Likewise.
3393 2000-09-18 Richard Henderson <rth@cygnus.com>
3395 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
3398 2000-09-18 Jim Wilson <wilson@cygnus.com>
3400 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
3401 before passing it to fold_rtx_mult_add.
3403 * unroll.c (final_giv_value): Pass increment through
3404 extend_value_for_giv before passing it to emit_iv_add_mult.
3406 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
3407 paradoxical subreg, then directly substitute the replacement and
3410 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
3412 * cpp.texi: Update documentation, including some clarifications,
3413 the treatment of various newline combinations, and space between
3414 backslash and newline.
3416 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3418 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
3419 Replace ASM_OUTPUT_LABELREF with assemble_name.
3421 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3423 * sh.c (addsubcosts): CONST is not cheap.
3424 (find_barrier): For Sh1, take alignment after jumps into account.
3426 2000-09-15 Andrew Haley <aph@redhat.com>
3428 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
3429 remove all SETs of SUBREGs of hard registers.
3430 * function.c (purge_hard_subreg_sets): New function.
3431 (purge_single_hard_subreg_set): New function.
3432 * rtl.h: (purge_hard_subreg_sets): New function.
3434 2000-09-18 Richard Henderson <rth@cygnus.com>
3436 * config/ia64/ia64-protos.h: Update.
3437 * config/ia64/ia64.c (signed_inequality_operator): New.
3438 (ia64_expand_compare): New.
3439 (ia64_register_move_cost): Handle PR_REGS moves.
3440 (ia64_secondary_reload_class): Require a GR when moving to a PR.
3441 (struct reg_write_state): Add written_by_and/or.
3442 (struct reg_flags): Add is_and/or.
3443 (rws_update): Set them.
3444 (rws_access_regno): Test them to allow parallel comparisons.
3445 (rtx_needs_barrier): Recognize parallel comparisons.
3446 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
3447 Call recog_memoized; ignore pred_rel_mutex.
3448 (emit_predicate_relation_info): Don't call find_basic_blocks here.
3449 (ia64_reorg): Do it here instead.
3450 * config/ia64/ia64.h: s/CCmode/BImode/g
3451 (MODES_TIEABLE_P): Don't tie BImode.
3452 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
3453 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
3454 (RTX_COSTS): Make multiply 4 insns.
3455 (MEMORY_MOVE_COST): New.
3456 (PREDICATE_CODES): Update.
3457 * config/ia64/ia64.md: s/CCmode/BImode/g
3458 (movcci, movbi): New.
3459 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
3460 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
3461 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
3462 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
3463 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
3464 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
3465 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
3466 (mulsi, muldi): Use xmpy not xma.
3468 (movcc, movcc_internal): Remove.
3469 (branch expanders): Use ia64_expand_compare.
3470 (setcc expanders): Likewise.
3471 (cmov insns): Use move_operand and ia64_move_ok.
3472 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
3473 scheduler from moving it past a use.
3474 * config/ia64/build.hacks: Remove.
3476 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
3478 * cpphash.h (HASHSTEP): Take character rather than pointer
3480 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
3482 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
3484 * cpplex.c (auto_expand_name_space, trigraph_replace,
3485 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
3486 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
3487 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
3488 KNOWN_DIRECTIVE): Delete.
3490 (handle_newline, check_long_token, skip_escaped_newlines,
3491 unterminated): New functions.
3492 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
3494 (parse_identifier): Was parse_name, new implementation.
3495 (skip_line_comment, skip_block_comment, skip_whitespace,
3496 parse_number, parse_string, trigraph_ok, save_comment,
3497 adjust_column, _cpp_get_line): New implementations.
3499 (lex_token): New function. Lexes a token at a time, looking
3500 forwards. Contains most of the guts of the old lex_line.
3501 (lex_line): New implementation, using lex_token to obtain
3503 (cpp_scan_buffer): Use the token's line, not the list's line.
3505 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
3506 New implementations.
3507 (do_assert): Don't bother setting the answer's list's line.
3508 (cpp_push_buffer): Initialise new pfile and read_ahead members
3509 of struct cpp_buffer.
3511 * cpplib.h (cppchar_t): New typedef.
3512 (struct cpp_buffer): read_ahead, pfile and col_adjust are
3514 (struct lexer_state): New structure that determines the state
3515 and behaviour of the lexer.
3516 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
3517 (struct cpp_reader): New member "state". Rename
3518 multiline_string_line and multiline_string_column. Delete
3519 col_adjust, in_lex_line members.
3520 (CPP_BUF_COLUMN): Update.
3522 2000-09-18 Richard Henderson <rth@cygnus.com>
3524 * combine.c (simplify_comparison): Shift a NOT out of a single
3527 * combine.c (if_then_else_cond): Canonicalize BImode true to
3529 * explow.c (trunc_int_for_mode): Likewise.
3531 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
3532 the NOT for De Morgan's rule.
3533 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
3534 of a comparison to the reverse comparison.
3536 * combine.c (try_combine): Allow split to create a single insn.
3538 * machmode.def: Add BImode. Add a column for bitsize.
3539 * machmode.h (DEF_MACHMODE): Adjust for extra column.
3540 (GET_MODE_BITSIZE): Use it.
3541 * rtl.c (DEF_MACHMODE): Adjust for extra column.
3542 (mode_bitsize): New.
3543 (mode_mask_array): Use bitsize.
3544 * combine.c (combine_simplify_rtx): Require inner and outer
3545 modes to match on nonzero_bits optimizations.
3547 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3549 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
3550 its entry in spill_reg_store.
3551 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
3552 * sh.c (reg_no_subreg_operand): New function.
3553 * sh-protos.h (reg_no_subreg_operand): Declare it.
3554 * sh.h (PREDICATE_CODES): Add it.
3555 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
3556 input operand that needs to be in fpul.
3557 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
3558 * sh.c (find_barrier): Take into account that machine_dependent_reorg
3559 might add new insns.
3561 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
3563 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
3565 (sh_expand_epilogue): Take the PIC register into account when
3566 computing the frame size.
3568 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
3569 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
3570 LABEL_REFs with a PIC-safe unspec.
3572 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3574 * c-common.c (check_format_info): Properly save the argument
3575 number and parameter for $ operand number formats in case width
3576 and precision arguments are also used. Allow printf width and
3577 precision arguments to have operand numbers even if none was
3578 specified for the main format, since this is OK for %*.*m. Only
3579 object to missing $ operand number if the format used requires an
3582 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3584 * c-common.c (format_char_info): Add 'W' flag to comment.
3585 (print_char_table, scan_char_table): Use it.
3586 (check_format_info): Use the 'W' flag to determine whether a
3587 format argument is written into.
3589 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3591 * c-common.c (check_format_types): Reorganise and clean up,
3592 checking earlier for ERROR_MARKs and making cur_type into its
3593 TYPE_MAIN_VARIANT where convenient.
3595 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3597 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
3599 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3601 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
3603 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
3604 * i386.c (struct builtin_description): New.
3605 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
3606 (mmx_reg_operand): Declare MODE arg as unused.
3607 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
3608 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
3609 ix86_expand_binop_builtin, ix86_expand_store_builtin,
3610 ix86_init_builtins, ix86_expand_builtin): New functions.
3611 * i386.h (ix86_builtins): New enumeration.
3612 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
3613 * i386.md (attr length_immediate): 0 for mmx/sse types.
3614 (attr prefix_0f): 1 for mmx/sse types.
3615 (setcc_2): Remove "*" so we get gen_setcc_2.
3616 (emms): Account for changed register numbering. Set "memory" attr
3618 (sfence): Set "memory" attr to unknown.
3620 2000-09-18 Andreas Jaeger <aj@suse.de>
3622 * configure.in: Define _GNU_SOURCE only when using the GNU C
3624 * configure: Regenerated.
3625 * config.in: Regenerated.
3627 2000-09-17 Mark Mitchell <mark@codesourcery.com>
3629 * cppinit.c (cpp_init): Don't use ANSI prototypes.
3630 * flow.c (flow_dump_loop): Likewise.
3631 (flow_loops_dump): Likewise.
3633 * c-typeck.c (c_start_case): Fix typo.
3635 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3637 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
3638 to int for plain complex which defaults to complex double. Do
3639 warn about defaulting to complex double if pedantic. Warn about
3640 complex integer types if pedantic. Warn about complex types if
3641 pedantic and not in C99 mode.
3642 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
3643 for complex conjugation.
3645 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3647 * contrib.texi: Update my entry.
3649 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
3651 * config/avr/avr.md (mcu_enhanced): New attribute.
3652 (mcu_mega): Likewise.
3653 (extendhisi2): Use mcu_enhanced.
3654 (zero_extendhisi2): Likewise.
3655 (call_insn): Use mcu_enhanced and mcu_mega.
3656 (call_value_insn): Likewise.
3657 (*sbrx_branch): Use mcu_mega.
3658 (*sbrx_and_branchsi): Likewise.
3659 (*sbrx_and_branchhi): Likewise.
3660 (*tablejump_lib): Likewise.
3662 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3664 * alias.c (true_dependence): Allow non-unchanging read to conflict
3665 with unchanging write.
3667 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
3668 (store_constructor): Pass alias_set to it.
3670 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
3671 TYPE_MAIN_VARIANT of ERROR_MARK.
3672 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
3674 * simplify-rtx.c (simplify_unary_operation): Add cases
3675 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
3677 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
3679 * expr.h (emit_library_call, emit_library_call_value): Delete
3681 * rtl.h (enum libcall_type): New.
3682 (emit_library_call, emit_library_call_value): Change fn_type arg to
3683 be of type enum libcall_type.
3684 * calls.c: Likewise for the function definitions. Several callers
3685 throughout changed to use the new enumeration appropriately.
3686 (emit_library_call_value_1): Likewise. Put back code to make libcall
3687 blocks of equal form, but only use it for the two new higher
3690 2000-09-16 Mark Mitchell <mark@codesourcery.com>
3692 Convert the C front-end to use function-at-a-time mode.
3693 * c-common.h: Include splay-tree.h.
3694 (C_DECLARED_LABEL_FLAG): New macro.
3695 (struct language_function): Add x_scope_stmt_stack and
3696 x_function_name_declared_p.
3697 (RECHAIN_STMTS): Move definition.
3698 (lang_statment_code_p): Likewise.
3699 (lang_expand_stmt): Likewise.
3700 (lang_expand_decl_stmt): New variable.
3701 (lang_expand_function_end): Likewise.
3702 (current_scope_stmt_stack): New function.
3703 (add_decl_stmt): Likewise.
3704 (add_scope_stmt): Likewise.
3705 (mark_stmt_tree): Likewise.
3706 (struct c_lang_decl): New structure.
3707 (DECL_SAVED_TREE): Define.
3708 (c_mark_lang_decl): New function.
3709 (c_expand_start_cond): Change prototype.
3710 (c_finish_then): New function.
3711 (c_finish_else): Likewise.
3712 (current_function_name_declared): Remove.
3713 (set_current_function_name_declared): Likewise.
3714 (mark_c_language_function): Declare.
3715 (case_compare): Likewise.
3716 (c_add_case_label): Likewise.
3717 (c_expand_expr): Likewise.
3718 (c_safe_from_p): Likewise.
3719 * c-common.c (lang_expand_function_end): New variable.
3720 (struct if_elt): Add if_stmt.
3721 (c_expand_start_cond): Add the if-statement to the statement-tree,
3722 rather than generating RTL.
3723 (c_finish_then): New function.
3724 (c_expand_start_else): Don't generate RTL.
3725 (c_finish_else): New function.
3726 (c_expand_expr_stmt): Don't generate RTL.
3727 (statement_code_p): Add SCOPE_STMT.
3728 (case_compare): New function.
3729 (c_add_case_label): Likewise.
3730 (mark_stmt_tree): Likewise.
3731 (c_mark_lang_decl): Likewise.
3732 (mark_c_language_function): Likewise.
3733 (c_expand_expr): Likewise.
3734 (c_safe_from_p): Likewise.
3735 * c-decl.c (c_stmt_tree): New variable
3736 (c_scope_stmt_stack): Likewise.
3737 (c_function_name_declared_p): Likewise.
3738 (lang_expand_expr_stmt): Remove.
3739 (poplevel): Don't call output_inline_function for nested
3741 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
3743 (redeclaration_error_message): Change means of computing whether
3744 or not a function is nested.
3745 (lookup_label): Don't call label_rtx.
3746 (init_decl_processing): Add more GC roots.
3747 (start_decl): Add DECL_STMTs to the statement-tree, rather than
3748 calling rest_of_decl_compilation.
3749 (finish_decl): Don't call expand_decl.
3750 (store_parm_decls): Begin the statement-tree, but don't generate
3752 (finish_function): Tie off the statement-tree. Call c_expand_body
3754 (c_expand_body): New function.
3755 (push_c_function_context): Save more information.
3756 (pop_c_function_contxt): Likewise.
3757 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
3758 (lang_mark_tree): Mark it.
3759 (current_stmt_tree): Adjust.
3760 (current_scope_stmt_stack): New function.
3762 (set_current_name_declared): Likewise.
3763 (c_begin_compound_stmt): Define.
3764 (c_expand_decl_stmt): Likewise.
3765 * c-lang.c: Include rtl.h and expr.h.
3766 (lang_init): Set more language-specific hooks.
3767 * c-lex.c: Include expr.h.
3768 * c-parse.in: Changes throughout to add statements to the
3769 statement-tree, rather than generating RTL after every statement.
3770 * c-semantics.c (lang_expand_decl_stmt): Define.
3771 (add_decl_stmt): New function.
3772 (add_scope_stmt): Likewise.
3773 (finish_stmt_tree): Tweak.
3774 (genrtl_expr_stmt): Likewise.
3775 (genrtl_decl_stmt): Handle local labels, and call
3776 lang_expand_decl_stmt if required.
3777 (genrtl_for_stmt): Fix line-number handling.
3778 (genrtl_case_label): Handle cleanups.
3779 (genrtl_asm_stmt): Don't call combine_strings.
3780 (genrtl_compound_stmt): Simplify.
3781 (expand_stmt): Handle SCOPE_STMTs.
3782 * c-tree.h (struct lang_decl): New structure.
3783 (C_DECLARED_LABEL_FLAG): Remove.
3784 (c_begin_compound_stmt): Declare.
3785 (c_expand_decl_stmt): Likewise.
3786 (c_expand_start_case): Rename to c_start_case.
3787 (c_finish_case): New function.
3788 * c-typeck.c (start_init): Tweak setting of
3789 constructor_incremental.
3790 (c_expand_asm_operands): Tweak error-handling. Add to the
3792 (c_expand_return): Add to the statement-tree.
3793 (c_expand_start_case): Rename to ...
3794 (c_start_case): ... this.
3795 (struct c_switch): New type.
3796 (switch_stack): New variable.
3797 (do_case): Simplify.
3798 (c_finish_case): New function.
3799 * dependence.c: Include expr.h.
3800 (enum dependence_type): Change spelling of enumerals.
3801 (check_node_dependence): Adjust.
3802 * expr.h (lang_safe_from_p): Declare.
3803 (safe_from_p): Likewise.
3804 * expr.c (lang_safe_from_p): New variable.
3805 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
3806 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
3807 * toplev.c (rest_of_decl_compilation): Robustify.
3808 * tree.c (contains_placeholder_p): Likewise.
3809 * Makefile.in: Update dependencies.
3810 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
3811 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
3812 (objc_expand_function_end): New function.
3813 (finish_method_def): Use it.
3814 (init_objc): Initialize more language-specific hooks.
3815 * objc/Make-lang.in: Update dependencies.
3817 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
3819 * configure.in: Define macros that affect features before
3820 testing for features. Don't define _XOPEN_SOURCE.
3821 * configure: Regenerated.
3822 * config.in: Regenerated.
3824 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
3826 * rtlanal.c (rtx_varies_p): Volatile asms vary.
3827 (rtx_unstable_p): Restructure code. Volatile asms
3830 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3832 * function.h (no_debugging_symbols): New field.
3833 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
3834 Initialize no_debugging_symbols.
3835 (output_inline_function): Save and restore write_symbols and set from
3836 no_debugging_symbols.
3837 * toplev.c (rest_of_compilation): Call save_for_inline.
3838 * tree.h: Update comment.
3840 * stor-layout.c (place_field): Don't do anything if field or
3841 its type are ERROR_MARK.
3843 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
3845 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
3846 (read_include_file): Ensure inc->mmaped is initialized.
3848 2000-09-16 Richard Henderson <rth@cygnus.com>
3850 * cppiles.c (purge_cache): Use PTR not caddr_t.
3852 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
3854 * gcc.c: In description for %{<S}, say the option removed is -S.
3855 * invoke.texi (Spec Files): Ditto.
3857 2000-09-16 Andreas Jaeger <aj@suse.de>
3859 * configure.in: Always define _GNU_SOURCE to make interfaces
3860 visible that were hidden by only defining _GNU_SOURCE.
3861 * configure: Regenerated.
3863 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
3865 * cpplex.c (push_macro_context): Set an argument's level after
3866 calling parse_args. We could loop infinitely otherwise.
3868 2000-09-15 Tom Tromey <tromey@cygnus.com>
3870 * configure, config.in: Rebuilt.
3871 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
3873 2000-09-15 Greg McGary <greg@mcgary.org>
3875 * cppmacro.c (check_trad_stringification): Check token
3876 text pointers against limit before dereferencing.
3878 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
3880 * c-common.c (format_wanted_type): New structure.
3881 (check_format_types): New function.
3882 (check_format_info): Pass all checking of types of format
3883 arguments, including width and precision arguments, to this new
3886 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3888 * BUGS: Remove file.
3890 2000-09-15 Jakub Jelinek <jakub@redhat.com>
3892 * config/alpha/alpha.c (override_options): ev6 cache latencies
3893 from Richard Henderson. Don't allow -mmemory-latency=L0.
3895 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
3896 (TARGET_OPTIONS): Add tune=.
3897 (alpha_tune_string): Declare.
3898 * config/alpha/alpha.c (override_options): Add cpu_table.
3899 Use alpha_cpu_string first to set both alpha_cpu and target_flags
3900 and then alpha_tune_string to set alpha_cpu only.
3901 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
3902 * config/alpha/elf.h (ASM_FILE_START): Likewise.
3903 * config/alpha/osf.h (ASM_FILE_START): Likewise.
3904 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
3906 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
3908 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
3910 (ix86_comparison_operator, ix86_cc_mode): Declare
3911 * i386.h (CCGC, CCGCO): New modes.
3912 (SELECT_CC_MODE): Move offline to ....
3913 * i386.c (ix86_cc_mode): .... here; use new modes.
3914 (ix86_comparison_operator): New.
3915 (fcmov_comparison_operator): Ensure proper mode.
3916 (put_condition_mode): More sanity checking.
3917 (ix86_match_ccmode): Handle new modes.
3918 (ix86_expand_fp_compare): GEU requires CCmode.
3919 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
3921 * i386.md (cmp?i_ccz_1): Remove
3922 (cmp?i_ccno_1): Use ix86_match_ccmode.
3923 (cmp?i_minus_1): New.
3924 (cmpsi_1): New expander.
3925 (cmpqi_ext_1): Use match_ccmode
3926 (cmpqi_ext_3): New expander.
3927 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
3928 (cmpqi_ext_4): Use match_ccmode.
3929 (add?i_?): Use match_ccmode.
3931 (test?i_ccz_1): Remove
3933 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
3934 (testqi_ext_0): Use ix86_match_ccmode.
3935 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
3936 (xorqi_cc_ext_1): New expander.
3937 (shift patterns): Use CCGOCmode for all shifts except for sar.
3938 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
3939 (setcc_3, jcc_3, miv?icc_c): Remove.
3941 2000-09-15 Will Cohen <wcohen@redhat.com>
3943 * dwarf2out.c (add_const_value_attribute): Changed array into a
3944 xmalloced object, so it exists after function exit.
3945 (free_AT): Added case for dw_val_class_float to free allocated
3948 2000-09-15 Kazu Hirata <kazu@hxi.com>
3950 * config/i386/i386.md: Fix a comment typo.
3951 * gcc.c: Fix formatting.
3953 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
3955 * optabs.c (emit_libcall_block): If target is a user variable,
3956 copy to a temporary first.
3957 * expr.c (convert_move): When generating a libcall, make a libcall
3959 * calls.c (emit_library_call_value_1): Don't create a libcall
3960 sequence here; our caller will in most cases do it.
3962 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
3964 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
3965 * sh.md (reload_outsf): Generate recognizable patterns for
3967 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
3968 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
3969 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
3970 truncdfsf2_i4): Change not to use explicit references to fpul.
3971 (floatsisf2_ie): Remove USE of fpscr.
3972 (floatsisf2): Change default expansion to match this.
3973 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
3976 2000-09-15 Richard Henderson <rth@cygnus.com>
3978 * expmed.c (store_bit_field): Consider naturally aligned
3979 memory for direct reference.
3981 2000-09-15 Richard Henderson <rth@cygnus.com>
3983 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
3984 AND addresses into alias set 0.
3985 (alpha_expand_unaligned_store): Likewise.
3986 (alpha_expand_unaligned_load_words): Likewise.
3987 (alpha_expand_unaligned_store_words): Likewise.
3989 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
3991 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
3992 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
3994 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
3995 rsize of UNITS_PER_WORD.
3997 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
3999 * cpplex.c (ON_REST_ARG): Correct the test.
4000 (maybe_paste_with_next): Duplicate a token that fail pasting,
4001 and clear its PASTE_LEFT flag, so that nested pasting attempts
4004 2000-09-14 Richard Henderson <rth@cygnus.com>
4006 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
4007 * cse.c (rtx_cost): Likewise.
4008 * optabls.c (expand_binop): Likewise.
4009 (expand_twoval_binop, prepare_cmp_insn): Likewise.
4010 * regclass.c (copy_cost): Likewise.
4011 * reload1.c (reload_cse_move2add): Likewise.
4013 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
4015 * c-parse.in (reswords): Add _Complex.
4017 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4019 * gcc.1: Delete documentation for -undef preprocessor option.
4021 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4023 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4024 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
4025 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
4026 Remove undefine before config/elfos.h.
4027 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
4029 2000-09-14 Kazu Hirata <kazu@hxi.com>
4031 * invoke.texi (H8/300 Options): Add -ms2600.
4032 * config/h8300.c (h8300_init_once): Output an error when -ms2600
4033 is used without -ms.
4034 * config/h8300.h (TARGET_MAC): New.
4035 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
4036 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
4037 machine other than H8/S2600.
4038 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
4041 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
4043 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
4044 pseudos that refer to the original pseudos, not only to their
4045 equivalent memory locations.
4047 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4049 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
4050 when making new MEM.
4052 * Makefile.in (LN): Remove duplicate definition.
4054 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4056 From Joern Rennecke:
4057 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
4058 on an insn and function_invariant_p returns nonzero for the source,
4059 add a REG_EQUAL note.
4061 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
4063 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
4064 conflict with frame_pointer_rtx.
4066 2000-09-13 Kazu Hirata <kazu@hxi.com>
4068 * loop.c: Fix formatting.
4071 2000-09-13 Richard Henderson <rth@cygnus.com>
4073 * config/ia64/ia64.md (divsf3): New.
4074 (divsf3_internal_lat, divsf3_internal_thr): New.
4075 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
4076 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
4077 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
4078 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
4079 (nmadddf4_alts, nmadddf4_trunc): New.
4080 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
4081 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
4082 (multf3_truncsf_alts, multf3_truncdf_alts): New.
4083 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
4084 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
4085 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
4086 (nmaddtf4_truncdf_alts): New.
4087 (recip_approx): Don't predicate.
4089 2000-09-13 Richard Henderson <rth@cygnus.com>
4091 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
4093 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4095 * flags.h (flag_dump_rtl_in_asm): Declare.
4096 * toplev.c (flag_dump_rtl_in_asm): Define.
4097 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
4098 if -dP is specified.
4099 * rtl.h (print_rtx_head): Declare.
4100 * print-rtl.c (print_rtx_head): Define.
4101 (print_rtx): Print the string pointed to by print_rtx_head
4102 at beginning of each dump line.
4103 (print_rtl): Likewise.
4104 (print_rtl_single): Likewise.
4105 * final.c (final_scan_insn): Dump the insn in the assembly
4107 * gcc.1: Document -dP option.
4108 * invoke.texi (Debugging Options): Likewise.
4110 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4112 * md.texi (Machine Constraints): Document the 68HC11 constraints.
4113 * install.texi (Configurations): Document the 68HC11&68HC12 port.
4114 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
4116 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
4118 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
4119 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
4120 (*clrstrqi): Likewise.
4121 (xorhi3,xorsi3,absqi2): Likewise.
4122 (one_cmplhi2,one_cmplsi2): Likewise.
4123 (addsi3): Two stupid constraint alternatives removed.
4124 (extendhisi2): Use `movw' for enhanced avr cores.
4125 (zero_extendhisi2): Likewise.
4127 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
4129 * alias.c (find_base_term): Use frame_pointer_rtx
4130 when handling an ADDRESSOF.
4132 * cse.c (canon_hash): Handle USE of BLKmode memory.
4133 (cse_insn): Outgoing arguments for a libcall don't
4134 affect any recorded expressions.
4136 2000-09-12 Tom Tromey <tromey@cygnus.com>
4138 * configure, config.in: Rebuilt.
4139 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
4141 2000-09-12 Jakub Jelinek <jakub@redhat.com>
4143 * c-lex.c (lex_string): Use charwidth to compute bytemask.
4144 * expr.c (expand_expr): Don't optimize constant array references
4145 initialized with wide string constants.
4147 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4149 * loop.c (note_set_pseudo_multiple_uses): Correct.
4151 2000-09-12 Jim Wilson <wilson@cygnus.com>
4153 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
4154 else block, and X has side-effects, then fail.
4156 2000-09-12 Greg McGary <greg@mcgary.org>
4158 * config/mips/mips-protos.h
4159 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
4160 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
4161 (PREDICATE_CODES): Add "trap_cmp_op".
4162 * config/mips/mips.c
4163 (trap_cmp_op, mips_gen_conditional_trap): New functions.
4164 * config/mips/mips.md (trap, conditional_trap): New patterns.
4166 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4168 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
4171 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4173 * builtins.c (built_in_decls): New array.
4174 (expand_builtin_fputs): New function.
4175 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
4177 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
4179 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
4181 * tree.h (built_in_decls): New array.
4183 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
4185 * convex.md: Use "+" instead of "=" for outputs wrapped in a
4187 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
4189 2000-09-12 Kazu Hirata <kazu@hxi.com>
4191 * haifa-sched.c: Fix formatting.
4193 * genattrtab.c: Fix formatting.
4195 * unroll.c: Fix formatting.
4197 2000-09-12 Bruce Korb <bkorb@gnu.org>
4199 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
4200 remove obsolete code
4201 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
4202 * fixinc/fixincl.tpl: make non-exported arrays static scope
4203 * fixinc/fixincl.x: regenerate
4204 * fixinc/fixlib.h: Use PARAMS, not _P_
4205 * fixinc/fixtests.c: make a type for the test proc & use it
4206 * fixinc/server.h: Use PARAMS, not _P_
4208 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4210 * c-typeck.c (process_init_element): Avoid union init warnings on
4211 floating point zero. Don't crash on unions containing structs.
4213 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
4215 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
4216 general_movsrc_operand, and remove CONST_INT from
4217 general_movdst_operand.
4219 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4221 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
4222 if a reference to non-fixed hardreg is seen. Otherwise, count hard
4223 regs with a higher cost.
4224 (preferrable): Deal with cases where either cost or regcost is
4226 (cse_insn): Use MAX_COST rather than 10000. Always initialize
4228 (COSTS_N_INSNS): Move definition...
4230 (MAX_COST): New macro.
4231 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
4234 2000-09-11 Mark Mitchell <mark@codesourcery.com>
4236 * c-common.h (genrtl_clear_out_block): Remove.
4237 * c-semantics.c (genrtl_clear_out_block): Remove.
4238 (genrtl_while_stmt): Don't call it.
4239 (genrtl_for_stmt): Likewise.
4241 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4243 * cppfiles.c: Move all default-#defines to top of file.
4244 (open_include_file): Replace by lookup_include_file.
4245 (read_with_read, read_file): Merged into read_include_file.
4246 (stack_include_file, purge_cache): New functions.
4247 (close_cached_fd): Delete.
4248 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
4249 Cache the in-memory buffer, not the file descriptor.
4251 * cpphash.h (struct include_file): Add buffer, st, refcnt,
4253 (xcnew): New utility macro.
4254 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
4255 * cpplib.h (struct cpp_buffer): Remove mapped field.
4257 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4259 * cpplex.c (parse_string): Accept backslash space newline as a
4261 (lex_line): Likewise.
4262 (_cpp_get_token): Remove hard limit on macro nesting.
4264 2000-09-12 Philipp Thomas <pthomas@suse.de>
4266 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
4267 * configure: Rebuilt.
4269 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4271 * flow.c (split_block): Fix update of registers live at
4274 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
4276 * i386.md (add?i_3, add?i_5): New.
4277 (add?i_4): Rename from add?i_3; Fix compare pattern.
4278 (sub?i_3, xor?i_3, ior?i_3): New.
4280 * genrecog.c (write_tree): Output code to clear insn_extract cache.
4281 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
4282 instead of extract_insn and extract_constrain_insn_cache instead of
4283 extract_insn and constrain_operands.
4284 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
4286 (extract_insn): Clear which_alternative.
4287 (constrain_operands): Set which_alternative to -1 when failed.
4288 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
4291 2000-09-11 Matthew Hiller <hiller@redhat.com>
4293 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
4294 on operand 0 to '+'.
4295 (movstricthi): Likewise.
4297 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4299 * loop.h (LOOP_IVS): New macro.
4300 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
4301 (struct loop_ivs): New.
4302 (struct loop_info): Add ivs field.
4303 (reg_iv_type, reg_iv_info): Delete prototype.
4304 (reg_biv_class, loop_iv_list): Likewise.
4305 * loop.c (record_biv, find_life_end): Pass loop argument.
4306 (reg_iv_type): Remove global array and use
4307 field in loop_regs structure within loop_ivs structure.
4308 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
4309 (first_increment_giv, last_increment_giv): Use entry in
4311 (record_initial): Pass ivs pointer.
4312 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
4314 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4316 * loop.h (LOOP_REGS): New macro.
4317 (struct loop_regs): New.
4318 (struct loop_info): Add regs field.
4319 * loop.c (set_in_loop): Remove global array and store
4320 in loop_regs structure as part of loop_info structure.
4321 (n_times_set, may_not_optimize): Likewise.
4322 (reg_single_usage, moved_once): Likewise.
4323 (count_one_set): Add regs argument.
4324 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
4325 (set_pseudo_multiple_uses): Pass regs pointer.
4327 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4329 * unroll.c (iteration_info): Subsume into loop_iterations.
4330 * loop.h (loop_info): New field iv.
4332 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4334 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
4335 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
4336 (flow_loops_update): New prototype.
4337 (flow_loops_find): Add flags to prototype.
4338 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
4339 * flow.c (flow_loop_pre_header_scan): New.
4340 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
4341 (flow_loop_free): Free pre-header root and trace and exit dominators.
4342 (flow_loops_find): New argument flags.
4343 (flow_loops_update): New function.
4344 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
4346 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4348 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
4349 * flow.c (split_block, update_bb_for_insn): New functions.
4351 2000-09-11 Richard Henderson <rth@cygnus.com>
4353 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
4355 2000-09-11 Richard Henderson <rth@cygnus.com>
4357 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
4358 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
4359 (ia64_override_options): Prevent optimizing division for both
4360 latency and throughput.
4361 (rtx_needs_barrier): Handle frcpa.
4362 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
4363 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
4364 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
4365 (TARGET_SWITCHES): Add -minline-divide-min-latency and
4366 -minline-divide-max-throughput.
4367 (PREDICATE_CODES): Update.
4368 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
4369 (zero_extendsidi2): Likewise. Fix typo in f case insn.
4370 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
4371 (extendsftf2): Likewise.
4372 (extenddftf2): Likewise.
4373 (fix_trunctfdi2_alts): New.
4374 (fixuns_trunctfdi2_alts): New.
4375 (madd*4): Rename from madd*3.
4376 (divsi3, modsi3, udivsi3, umodsi3): New.
4377 (divsi3_internal): New.
4378 (divdi3, moddi3, udivdi3, umoddi3): New.
4379 (divdi3_internal_lat, divdi3_internal_thr): New.
4380 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
4381 (recip_approx): New.
4383 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
4385 * print-rtl.c (debug_call_placeholder_verbose): New variable.
4386 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
4388 * integrate.c (copy_rtx_and_substitute): Don't share
4389 LEAF_REG_REMAPpable registers with the inlined function. Don't
4390 share the function value with calling sequences.
4392 2000-09-11 Jakub Jelinek <jakub@redhat.com>
4394 * c-decl.c (do_case): Fix a typo.
4396 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
4397 to a if the comparison is floating mode and not -ffast-math.
4398 * simplify-rtx.c (simplify_ternary_operation): Likewise.
4400 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4402 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
4403 gen_ic_invalidate_line.
4405 2000-09-11 Philip Blundell <pb@futuretv.com>
4407 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
4409 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
4411 * install.texi (LANGUAGES): Update to include new languages.
4414 2000-09-11 DJ Delorie <dj@redhat.com>
4416 * gcc.c (main): Don't warn about unused -B prefixes
4417 (unused_prefix_warnings): remove
4419 2000-09-11 Kazu Hirata <kazu@hxi.com>
4421 * final.c: Fix formatting.
4423 * integrate.c: Fix formatting.
4425 2000-09-11 Geoff Keating <geoffk@cygnus.com>
4427 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
4429 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
4431 * reload.c (regno_clobbered_p): Fix thinko in previous change.
4433 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4435 * gcc.1: Document 68hc11 specific options.
4437 2000-09-10 Geoff Keating <geoffk@cygnus.com>
4439 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
4440 (TARGET_LONG_DOUBLE_128): Define.
4441 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
4442 (LONG_DOUBLE_TYPE_SIZE): Redefine.
4443 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
4444 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
4445 of __LONG_DOUBLE_128__.
4446 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
4448 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
4449 (CPP_SYSV_DEFAULT_SPEC): Define.
4450 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
4451 (INIT_TARGET_OPTABS): Define.
4453 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
4454 (RS6000_UITRUNC): Likewise.
4455 (INIT_TARGET_OPTABS): New macro.
4456 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
4457 (trunc_defined): Delete.
4458 (output_prolog): Don't output .extern definitions for fp->int
4459 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
4460 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
4461 (trunc_defined): Delete.
4462 (RS6000_ITRUNC): Moved to aix.h.
4463 (RS6000_UITRUNC): Likewise.
4464 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
4465 only emit a libcall.
4466 (fixuns_truncdfsi2): Delete.
4467 (trunc_call): Delete.
4468 (trunc_call_rtl): Delete.
4470 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4472 * varasm.c (make_decl_rtl): Restore leading star on
4473 DECL_ASSEMBLER_NAME set for decls with an asmspec.
4475 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4477 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
4478 won't give a spurious error for '#pragma pack()'. Simplify
4479 control flow for readability. 'reset' action is not necessary.
4481 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4483 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
4484 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
4485 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
4486 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
4488 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
4489 profile.c, sdbout.c, tradcif.y, tree.c:
4490 Include defaults.h if not already included.
4491 Don't define the above macros.
4493 * Makefile.in: Update dependencies.
4495 2000-09-10 Mark Mitchell <mark@codesourcery.com>
4497 * c-common.h (add_stmt): Change prototype.
4498 (RECHAIN_STMTS): New macro.
4499 (CASE_LABEL_DECL): Likewise.
4500 (genrtl_case_label): Change prototype.
4501 (c_expand_start_case): Remove prototype.
4502 (build_case_label): Change prototype.
4503 (decl_constant_value): Declare.
4504 * c-common.c (check_case_value): Handle C++'s extensions to C
4506 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
4508 * c-parse.in (stmt): Adjust handling of return statements and case
4510 * c-semantics.c (add_stmt): Return the new statement.
4511 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
4512 returned expression. Directly generate RTL, rather than calling
4514 (genrtl_switch_stmt): Don't call c_expand_start_case.
4515 (build_case_label): Take the LABEL_DECL as input, too.
4516 (genrtl_case_label): Just call add_case_node.
4517 (expand_stmt): Adjust calls to genrtl_return_stmt and
4519 * c-tree.h (c_expand_start_case): Declare.
4520 * c-typeck.c (decl_constant_value): Give it external linkage.
4521 (c_expand_return): Don't call expand_return or expand_null_return;
4522 use genrtl_return_stmt instead.
4523 * stmt.c (struct nesting): Remove num_ranges field.
4524 (add_case_node): Give it external linkage.
4525 (expand_start_case): Don't set num_ranges.
4526 (expand_start_case_dummy): Don't clear it.
4527 (pushcase): Rely on add_case_node to handle `default' labels.
4528 (add_case_node): Handle `default' labels.
4529 * tree.c (tree_int_cst_compare): New function.
4530 * tree.h (tree_int_cst_compare): Declare.
4531 (add_case_node): Likewise.
4533 2000-09-10 Richard Henderson <rth@cygnus.com>
4535 * c-parse.in: Revert last change.
4536 (init_reswords): Do not enter disabled keywords into the ridpointers
4537 table, modulo objc weirdness.
4538 (_yylex): Return the canonical spelling for a keyword.
4540 2000-09-10 Philip Blundell <philb@gnu.org>
4542 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
4543 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
4545 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
4547 * alias.c (find_base_term): Handle ADDRESSOF.
4548 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
4550 2000-09-10 Denis Chertykov <denisc@overta.ru>
4552 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
4553 outputting templates with many lines.
4555 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4557 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
4558 to decide whether 64-bit support must be generated.
4560 2000-09-10 Richard Henderson <rth@cygnus.com>
4562 * c-parse.in (asm patterns): Fix volatile check.
4564 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4566 * cppmacro.c (check_trad_stringification): New function.
4567 (save_expansion): If -Wtraditional, warn about stringification of
4570 2000-09-11 Michael Hayes <mhayes@cygnus.com>
4572 * loop.h (struct loop_mem_info): Move from loop.c
4573 (struct loop_info): Add fields store_mems, mems, mems_idx,
4574 mems_allocated, unknown_address_altered,
4575 unknown_constant_address_altered, num_mem_sets, and
4576 first_loop_store_insn.
4578 * loop.c (loop_store_mems): Replace with field in loop_info struct.
4579 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
4580 (unknown_address_altered, unknown_constant_address_altered): Likewise.
4581 (num_mem_sets): Likewise.
4582 (replace_loop_mems, replace_loop_regs): New.
4583 (struct loop_replace_args): New.
4584 (load_mems): Use replace_loop_mems.
4585 (try_copy_prop): Use replace_loop_regs.
4586 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
4588 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4590 * configure.in: Recognize m6811-elf and m6812-elf.
4591 * configure: Regenerate.
4593 2000-09-09 Geoff Keating <geoffk@cygnus.com>
4595 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
4598 2000-09-10 Michael Hayes <mhayes@cygnus.com>
4600 * loop.c (struct movables): New.
4601 (num_movables): Move into struct movables.
4602 (the_movables): Change type to struct movables.
4603 (ignore_some_movables): Change struct movable arg to struct movables.
4604 (force_movables, combine_movables, regs_match_p): Likewise.
4605 (rtx_equal_for_loop_p, move_movables): Likewise.
4606 (scan_loop): Change movables to be of type struct movables.
4607 Replace last_movable with field in movables structure.
4609 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
4611 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
4612 (init_pragma): Avoid warning if pfile happens to be unused.
4613 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
4614 define init_pragma to nothing. Always prototype
4615 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
4617 * c-lex.c (process_directive): Always call dispatch_pragma.
4618 Initialize entering_c_header to 0.
4620 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4622 * config/m68hc11/m68hc11.md: New file, machine description for
4624 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
4625 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
4626 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
4627 * config/m68hc11/m68hc11-protos.h: New file.
4628 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
4629 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
4630 * config/m68hc11/xm-m68hc11.h: New file, target defs.
4631 * config/m68hc11/larith.asm: New file, libgcc routines.
4633 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4635 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
4636 (FPBIT_FUNCS): Add _usi_to_sf.
4637 * config/fp-bit.c (usi_to_float): New function.
4638 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
4639 (usi_to_float): Add appropriate #define.
4641 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4643 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
4645 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
4646 * i386.md (attr "type"): Add sse and mmx types.
4647 (attr "memory"): Handle them without a crash.
4648 (movsi_1, movdi_2): Allow MMX regs.
4649 (movdi splits): Don't split moves involving MMX regs.
4650 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
4651 (movv4sf_internal, movv4si_internal, movv8qi_internal,
4652 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
4653 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
4654 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
4655 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
4656 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
4657 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
4658 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
4659 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
4660 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
4661 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4662 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4663 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
4664 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
4665 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4666 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4667 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
4668 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
4669 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
4670 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
4671 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
4672 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4673 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4674 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
4675 mmx_clrdi): New patterns.
4677 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
4679 * arm.c: Don't include tm.h directly.
4681 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
4683 * recog.c (validate_replace_rtx_1): Fix confusion about equality
4684 testing; simplify subregs of constants and nested subregs.
4686 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4688 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
4690 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4692 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
4694 * rtl.texi (description of USE): Add note about possible pitfalls
4696 From Richard Henderson:
4697 * reload1.c (choose_reload_regs): Compute need_mode properly.
4699 2000-09-07 Richard Henderson <rth@cygnus.com>
4701 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
4702 (__modsi3, __umodsi3): Likewise.
4703 (__udivsi3): Likewise. Normalize the TFmode values.
4705 2000-09-07 Geoff Keating <geoffk@cygnus.com>
4707 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
4709 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
4712 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4714 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
4715 (cmpeqdi_t): Add output pattern.
4716 (cmpeqdi_t+1): Don't split when not optimizing.
4717 Restore proper splitting operation.
4719 2000-09-07 Richard Henderson <rth@cygnus.com>
4721 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
4722 do not call dispatch_pragma.
4724 2000-09-07 Jim Wilson <wilson@cygnus.com>
4726 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
4727 to CLASS_CANNOT_CHANGE_MODE.
4728 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
4729 mode classes are different.
4731 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4733 * cpplib.h (struct cpp_options): Add user_label_prefix member,
4734 left out of commit which removed cppulp.c.
4736 2000-09-07 Richard Henderson <rth@cygnus.com>
4738 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
4739 after switch for CASE_DROPS_THROUGH.
4741 2000-09-07 Richard Henderson <rth@cygnus.com>
4743 * loop.c (strength_reduce): Call check_ext_dependant_givs.
4744 Properly extend the biv initial value for the giv.
4745 (record_biv): Zero ext_dependant.
4746 (record_giv): New argument ext_val. Update all callers.
4747 (general_induction_var): Likewise.
4748 (consec_sets_giv): Likewise.
4749 (simplify_giv_expr): Likewise. Fill in ext_val if we find
4750 a sign-extend, zero-extend, or truncate.
4751 (combine_givs_p): Make sure modes are compatible.
4752 (check_ext_dependant_givs): New.
4753 (extend_value_for_giv): New.
4754 * loop.h (struct induction): Add ext_dependant.
4755 * unroll.c (iteration_info): Extend the biv initial value for the giv.
4756 (find_splittable_givs): Likewise.
4757 (final_giv_value): Likewise.
4759 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4761 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
4762 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
4763 definitions from cpplib.h.
4764 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
4766 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
4767 documentation for REGISTER_TARGET_PRAGMAS.
4769 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
4770 default-pragma callback to implement -Wunknown-pragmas if
4772 * c-parse.in: Move all includes to top of file.
4773 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
4775 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
4777 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
4779 * arm.h, arm-protos.h, arm.c,
4780 c4x.h, c4x-protos.h, c4x.c,
4781 h8300.h, h8300-protos.h, h8300.c,
4782 i370.h, i370-protos.h, i370.c,
4783 i960.h, i960-protos.h, i960.c,
4784 sh.h, sh-protos.h, sh.c,
4785 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
4786 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
4788 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
4789 multiple include guard.
4790 * i370.md (untyped_call): Use GEN_CALL.
4791 (umodsi3): Remove unused variable.
4792 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
4793 * v850.c (output_move_single, output_move_double): Constify
4795 (print_operand): Constify a char *.
4796 * v850.h (struct small_memory_info): Constify name member.
4798 2000-09-07 Kazu Hirata <kazu@hxi.com>
4800 * config/h8300.h: Fix comment typos.
4801 * config/h8300/h8300.md: Likewise.
4802 * config/h8300/lib1funcs.asm: Likewise.
4804 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
4806 * Makefile.in: Remove references to cppulp.{c,o}.
4807 * cppinit.c (initialize_builtins, cpp_start_read,
4808 cpp_handle_option): Update to use cpp_options structure.
4811 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
4813 * c-common.c (time_char_table): Allow %#b and %#h.
4815 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4817 * reorg.c (find_end_label): If the basic block reorder pass moves the
4818 return insn to some other place try to locate it again and put our
4819 end_of_function_label there.
4820 * reorg.c (relax_delay_slots): Check if find_end_label created a
4821 new label that invalidates the current optimazation.
4823 2000-09-07 Catherine Moore <clm@redhat.com>
4825 * unroll.c (unroll_loop): Check for unconditional jumps
4826 to loop continuation. Delete if n_iterations is 1.
4827 (ujump_to_loop_cont): New routine.
4829 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
4831 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
4833 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
4834 to handle multiword modes correctly. All callers and the declaration
4837 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4839 * c-common.h (prep_stmt): Declare.
4840 (lang_expand_stmt): Likewise.
4841 * c-decl.c (lang_expand_stmt): Remove.
4842 * c-semantics.c (lang_expand_stmt): Define.
4843 (prep_stmt): New function.
4844 (expand_stmt): Handle common statement types here.
4846 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
4848 * configure.in (sh-*-linux*): Added.
4849 * configure: Rebuilt.
4850 * config/sh/t-linux: New file.
4851 * config/sh/sh.h (USERMODE_BIT): Define.
4852 (TARGET_USERMODE): Likewise.
4853 (TARGET_SWITCHES): New switches for the bits above.
4854 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
4855 * config/sh/linux.h: New file.
4856 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
4857 underscore on linux.
4858 (L_sdivsi3, L_udivsi3): Define for linux.
4859 (L_ic_invalidate): Define.
4860 * invoke.texi (SH Options): Document -musermode.
4862 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
4864 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
4865 CSE unless generating PIC.
4867 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
4870 2000-09-06 H.J. Lu (hjl@gnu.org)
4872 * Makefile.in (clean_s1): Depend on stage_b.
4873 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
4874 stage2. They are used for "make compare".
4876 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4878 Move statement-tree facilities from C++ to C front-end.
4879 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
4880 (void_zero_node): New macro.
4881 (struct stmt_tree_s): New type.
4882 (stmt_tree): New typedef.
4883 (struct language_function): New type.
4884 (last_tree): New macro.
4885 (last_expr_type): Likewise.
4886 (walk_tree_fn): New typedef.
4887 (current_stmt_tree): New function.
4888 (begin_stmt_tree): Likewise.
4889 (add_stmt): Likewise.
4890 (finish_stmt_tree): Likewise.
4891 (statement_code_p): Likewise.
4892 (lang_statement_code_p): New variable.
4893 (walk_stmt_tree): New function.
4894 (STMT_IS_FULL_EXPR_P): New macro.
4895 * c-common.c (lang_statement_code_p): New variable.
4896 (c_common_nodes_and_builtins): Initialize void_zero_node.
4897 (statement_code_p): New function.
4898 (walk_stmt_tree): Likewise.
4899 * c-decl.c (language_function): Rename to ...
4900 (c_language_function): ... this. Include language_function.
4901 (push_c_function_context): Adjust accordingly.
4902 (pop_c_function_context): Likewise.
4903 (mark_c_function_context): Likewise.
4904 (current_stmt_tree): Define.
4905 * c-semantics.c (begin_stmt_tree): New function.
4906 (add_stmt): Likewise.
4907 (prune_unused_decls): Likewise.
4908 (finish_stmt_tree): Likewise.
4910 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4912 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
4914 2000-09-06 Kazu Hirata <kazu@hxi.com>
4916 * calls.c: Fix formatting.
4918 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
4920 * config/i386/i386.h (ADDRESS_COST): Fix typo.
4922 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
4924 Integrated preprocessor.
4926 * Makefile.in: Remove all references to c-parse.gperf,
4927 c-gperf.h, and c-parse.h. Remove -d from yacc command line
4928 generating c-parse.c. Update dependencies.
4929 * c-parse.gperf, c-gperf.h: Delete.
4931 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
4932 yy_lim, or yy_get_token. Don't define get_directive_line if
4934 * c-common.h: Add multiple include guard. Define RID values
4935 for every keyword in C, C++, and Objective C. Put all the
4937 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
4938 * c-decl.c (c_decode_option): Handle -lang-objc here.
4939 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
4940 (grokdeclarator): Adjust for new RID scheme.
4941 (extract_interface_info): New stub.
4942 * c-lang.c: Don't declare yy_cur or parse_options.
4943 (lang_init_options): Call cpp_init. Don't call
4945 (lang_init): Don't call check_newline if USE_CPPLIB.
4947 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
4948 Elide lots of unnecessary code if USE_CPPLIB. Delete code
4949 rendered unnecessary by new architecture. Move routines not
4950 shared with C++ to c-parse.in. Maintain a local idea of the
4951 line number. Handle C++ as well as C.
4952 [USE_CPPLIB]: Declare and register callbacks for #ident and
4953 for entering/leaving files.
4954 (init_c_lex, c_lex): Are now the entry points to this file.
4955 (check_newline): Break out directive handling to
4957 (read_ucs, is_extended_char, utf8_extend_token): Moved here
4959 (readescape, parse_float): Overhaul.
4960 (lex_number, lex_string, lex_charconst): Break out of c_lex
4962 (get_fileinfo, update_header_times, dump_one_header,
4963 dump_time_statistics): New and/or moved here from C++.
4964 Support per-file data needed by C++ and per-header timing
4965 statistics (C++ only, at the moment).
4966 * c-lex.h: Update prototypes. Add multiple include guard.
4967 * c-tree.h (struct lang_identifier): Add rid_code field.
4968 (C_IS_RESERVED_WORD, C_RID_CODE): New.
4970 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
4971 reinit_parse_for_function and/or position_after_white_space.
4972 (save_filename, save_lineno): Look ahead before saving.
4973 (label -> identifier ':'): Save file and line before shifting ':'.
4974 (reservedwords): No need to call get_identifier.
4975 (init_parse, finish_parse, yyerror, yylex, yyprint,
4976 make_pointer_declarator): Are now here for C/ObjC.
4977 (rid_to_yy): Conversion table from RID constants to Yacc codes.
4979 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
4980 #pragma registry. Provide dummy implementation of that
4981 interface if !USE_CPPLIB.
4982 * c-pragma.h: Update to match.
4984 * flags.h: Add multiple include guard.
4985 (flag_detailed_statistics): Moved here from C++.
4986 * toplev.c: Define flag_detailed_statistics.
4988 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
4990 * timevar.def (TV_CPP, TV_LEX): New.
4991 * timevar.h: Add multiple include guard.
4993 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
4995 * objc/objc-act.c: Don't mention yy_cur or parse_options.
4996 Initialize cpplib properly. Force lineno to 0 after first
4997 call to check_newline. Don't handle -lang-objc here.
4998 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
5000 2000-09-06 David Edelsohn <edelsohn@gnu.org>
5002 * rs6000.md: Correct function unit definitions for cr_logical and
5004 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
5005 and use portable method for >=0 and floating point >=. Remove
5006 associated matchers.
5008 2000-09-06 Mark Mitchell <mark@codesourcery.com>
5010 * extend.texi: Mark named return value extension as deprecated.
5012 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5014 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
5017 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
5019 * toplev.c (display_help): Fix thinko in documentation.
5021 * diagnostic.h (output_buffer::indent_skip): New fields.
5022 (output_indentation): New macro.
5024 * diagnostic.c (output_indent): New function.
5025 (output_set_prefix, clear_diagnostic_info): Use.
5026 (output_emit_prefix): Predict future indentation.
5028 2000-09-06 DJ Delorie <dj@redhat.com>
5030 * Makefile.in (stage_*): add more dependencies to ensure parallel
5031 builds build correctly
5033 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
5035 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
5036 not bootstrap-lean_f.
5038 2000-09-06 Andreas Schwab <schwab@suse.de>
5040 * mklibgcc.in: Emit rule for libgcc-stage-start.
5041 * Makefile.in (stage1-start, stage2-start, stage3-start,
5042 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
5044 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
5046 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
5047 (update_equiv_regs): Likewise, except for the mn10200 kludge.
5048 (combine_regs): Likewise.
5050 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
5051 * cse.c: Include "basic-block.h".
5052 (struct table_elt): New field REGCOST.
5053 (CHEAP_REG): Delete macro.
5054 (COST): Return 0 for REGs.
5055 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
5056 (notreg_cost): Return 0 for appropriate SUBREGs.
5057 (COSTS_N_INSNS): Return N * 2.
5058 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
5060 (CHEAPER): Use new function preferrable.
5061 (insert): Initialize REGCOST member.
5062 (find_best_addr): Use approx_reg_cost for estimation of register
5064 (cse_insn): Likewise.
5065 * loop.c (iv_add_mult_cost): New function.
5066 (add_cost, shift_cost, mult_cost): Delete variables.
5067 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
5068 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
5069 Make code that detects autoinc opportunities slightly less optimistic.
5070 (simplify_giv_expr): If expression contains other reg that is also a
5071 giv, only increment benefit if this is the only use of that reg.
5072 (consec_sets_giv): Take that change into account.
5073 (combine_givs): Slightly more verbose output.
5075 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
5076 not the cost of an equivalent shift.
5077 * sh-protos.h (addsubcosts): Declare.
5078 * sh.c (addsubcosts): New function.
5079 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
5080 (RTX_COSTS): Tweak. Use addsubcosts.
5081 (ADDRESS_COST): Return higher cost for reg+reg addressing.
5083 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5085 * config/rs6000/rs6000.c (validate_condition_mode): New function.
5086 (branch_comparison_operator): Call validate_condition_mode to
5087 abort rather than returning 0.
5088 (branch_positive_comparison_operator): New function.
5089 (scc_comparison_operator): Call validate_condition_mode to abort
5090 rather than returning 0.
5091 (ccr_bit): Call validate_condition_mode. Update for
5093 (print_operand): Delete %C modifier. Update %E case
5094 to use EQ bit not SO bit.
5095 (rs6000_reverse_condition): New function.
5096 (rs6000_generate_compare): New function.
5097 (rs6000_emit_sCOND): New function.
5098 (rs6000_emit_cbranch): New function.
5099 (output_cbranch): The length of a long branch insn is
5100 now only 8 bytes. Add validate_condition_mode. Use
5101 rs6000_reverse_condition. Remove cror generation.
5103 * config/rs6000/rs6000.h: Update comments.
5104 (PREDICATE_CODES): Add new predicate. Update codes used
5105 by branch_comparison_operator and scc_comparison_operator.
5106 * config/rs6000/rs6000-protos.h: Add prototypes for
5107 new external functions.
5108 * config/rs6000/rs6000.md: Add new scheduling parameters
5109 for cr_logical instructions. Change length of branch
5111 (bCOND patterns): Call rs6000_emit_cbranch.
5112 (sCOND patterns): Call rs6000_emit_sCOND.
5113 (branch patterns): Change lengths to 4.
5114 (cr logical patterns): New.
5116 2000-09-06 Richard Henderson <rth@cygnus.com>
5118 * config/i386/i386.md (call_pop): Fix test for setting
5119 current_function_uses_pic_offset_table.
5120 (call, call_value_pop, call_value): Likewise.
5122 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5124 * timevar.c (timevar_add): Delete.
5125 (timevar_get): Also count time since the selected timer was
5126 last updated. Do not examine the timevar stack if the
5127 selected timer is standalone.
5129 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5131 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
5133 2000-09-05 Jason Merrill <jason@redhat.com>
5135 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
5136 for 'extern' arrays.
5138 2000-09-05 Richard Henderson <rth@cygnus.com>
5140 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
5141 Eliminate final copy from non-trapping case.
5142 (__divdf3, __divsf3): Likewise.
5144 2000-09-05 Richard Henderson <rth@cygnus.com>
5146 * config/ia64/ia64.md (mulhi3): Fix typo last change.
5147 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
5149 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
5151 * Makefile.in: Restructure bootstrap stages to allow clean
5152 restart after failure.
5154 2000-09-05 Richard Henderson <rth@cygnus.com>
5156 * config/ia64.md (movsi and movdi patterns): Allow moves from
5157 8-bit constants to AR registers.
5159 2000-09-05 Richard Henderson <rth@cygnus.com>
5161 * config/ia64/ia64.md (mulhi3): New.
5163 2000-09-05 Richard Henderson <rth@cygnus.com>
5165 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
5166 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
5167 Optimization Guide, minimum latency alternative.
5168 (__moddi3, __udivdi3, __umoddi3): Likewise.
5169 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
5171 2000-09-05 Bruce Korb <bkorb@gnu.org>
5173 * fixinc/fixincl.c (load_file): always read header files
5174 with sizes that are a multiple of the page size.
5175 & use libiberty's getpagesize for determining that.
5177 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
5179 * gcse.c (hash_string_1): Add prototype.
5180 * cse.c (canon_hash_string): Likewise.
5182 2000-09-04 Craig Newell <CraigN@ieee.org>
5184 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
5186 2000-09-04 Andreas Schwab <schwab@suse.de>
5188 * Makefile.in (STAGESTUFF): Remove libgcc.
5189 (stage1-start, stage2-start, stage3-start): Copy the contents of
5190 the libgcc directory explicitly.
5191 (mostlyclean): Clean libgcc.
5193 2000-09-04 Andrew Haley <aph@redhat.com>
5195 * dwarf2out.c: (stack_adjust_offset): New prototype.
5197 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
5199 * combine.c (make_extraction): Fix rtx_cost comparison to
5202 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
5204 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
5205 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
5206 Add '*' to insn pattern name.
5208 2000-09-04 Jakub Jelinek <jakub@redhat.com>
5210 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
5211 use posn - 1 to index into tokens array.
5212 (maybe_paste_with_next): Adjust caller.
5214 2000-09-03 Geoff Keating <geoffk@cygnus.com>
5216 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
5218 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
5219 (REGNO_REG_CLASS): Use symbolic register
5222 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
5224 * arm.c (final_prescan_insn): If the form of a jump insn isn't
5225 recognized, don't try to conditionally execute it.
5227 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
5229 * config/avr/avr.md ("*tablejump_lib"): New pattern.
5230 (call_value_insn): Right length claculation.
5231 (call_insn): Likewise.
5233 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
5235 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
5236 gas_output_limited_string, gas_output_ascii, output_movqi,
5237 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
5238 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
5239 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
5240 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
5241 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
5242 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
5243 Add "const" as needed to remove warnings.
5245 * config/avr/avr.c (avr_override_options, avr_init_once,
5246 function_prologue, function_epilogue, frame_pointer_required_p,
5247 class_likely_spilled_p, order_regs_for_local_alloc,
5248 avr_address_cost, avr_ret_register): Use K&R style arguments.
5249 (initial_elimination_offset, gas_output_limited_string):
5250 Remove ATTRIBUTE_UNUSED from the used arguments.
5251 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
5252 Use local variables src, dest, base to access operands[].
5253 Rename reg_dest to reg_src if that's what it is.
5254 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
5255 constants to LD_REGS if reg_was_0.
5256 (output_reload_insisf): Change arg 3 to insn length and set it.
5257 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
5258 access to 16-bit I/O register pairs.
5259 (avr_address_cost): Lower cost for the above case.
5260 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
5261 may be clobbered, also for LD_REGS.
5262 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
5265 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
5267 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
5268 macro to test_hard_reg_class function.
5269 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
5270 for loading immediate constants to LD_REGS.
5271 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
5274 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
5276 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
5277 * config/avr/libgcc.S: Lost part of the previous patch.
5279 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5281 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
5282 object before calling pthread_mutex_init.
5284 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
5286 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
5287 config/sh/crtn.asm: New files.
5288 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
5289 (crt1.o, crti.o, crtn.o): New targets.
5290 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
5292 * configure: Rebuilt.
5293 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5294 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
5295 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5296 Undefine for config/elfos.h to redefine.
5297 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
5299 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
5301 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
5302 legitimize_pic_address, output_pic_addr_const): Declare.
5303 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
5304 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
5305 (TARGET_SWITCHES): New switch -mprefergot.
5306 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
5307 (PIC_OFFSET_TABLE_REGNUM): Define.
5308 (GOT_SYMBOL_TABLE): Likewise.
5309 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
5310 (ENCODE_SECTION_INFO): Define.
5311 (FINALIZE_PIC): New macros.
5312 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
5313 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
5314 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
5315 (prepare_move_operands): Call emit_pic_move or
5316 emit_pic_const_move if appropriate.
5317 (output_far_jump): For PIC, use braf and output long offset.
5318 (machine_dependent_reorg):
5319 (sh_expand_prologue): Save and initialize the PIC register.
5320 (sh_expand_epilogue): Restore it.
5321 (initial_elimination_offset): Account for it.
5322 (nonpic_symbol_mentioned_p): New function.
5323 (legitimize_pic_address): Likewise.
5324 (output_pic_addr_const): Likewise.
5325 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
5326 (call, call_value): Use them.
5327 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
5328 symPLT_label2reg): New expands.
5329 * invoke.texi (SH Options): Document -mprefergot.
5331 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
5333 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
5334 * gcse.c (hash_string_1): New function.
5335 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
5336 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
5337 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
5338 (canon_hash_string): New function.
5339 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
5340 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
5341 (fold_rtx): Use ASM_OPERANDS accessor macros.
5342 * emit-rtl.c (copy_insn_1): Likewise.
5343 * integrate.c (copy_rtx_and_substitute): Likewise.
5344 * stmt.c (expand_asm_operands): Likewise. Give an
5345 ASM_OPERANDS rtx the mode of the output reg being set from it.
5347 2000-09-01 Fred Fish <fnf@be.com>
5349 * fix-header.c (write_rbrac): Add putc and getc to list of
5350 functions to protect against prior definition as a macro.
5352 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
5354 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
5355 (c_size_type_node): Define.
5356 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
5357 * c-common.c (enum format_lengths, enum format_std_version,
5358 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
5359 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
5360 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
5361 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
5362 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
5363 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
5364 format_types): Define.
5365 (format_char_info, print_char_table, scan_char_table,
5366 time_char_table): Rearrange for new organization of information
5367 about format length modifiers and standard versions.
5368 (T_ST): Redefine to use c_size_type_node.
5369 (check_format_info): Obtain information about length modifiers and
5370 standard versions from tables. Adjust warning message wordings.
5371 Use the name from the user's program for `ll' and `hh' length
5372 modifiers in warning messages. Use more informative names for
5373 wanted types where available (for wchar_t, wint_t, size_t, signed
5374 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
5376 2000-09-01 Jim Wilson <wilson@cygnus.com>
5378 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
5379 * combine.c (distribute_notes): Handle REG_NORETURN.
5380 * rtl.c (reg_note_name): Add REG_NORETURN.
5381 * rtl.h (enum reg_note): Likewise.
5383 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
5385 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
5386 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
5387 (emit_predicate_relation_info): Handle conditional calls with
5389 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
5390 instead of ia64_file_start.
5391 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
5392 * config/ia64/ia64.md (safe_across_calls_all,
5393 save_across_calls_normal): New patterns.
5395 * loop.c (check_final_value): Check for biv use before checking for
5396 giv use. Check for both biv and giv uses. Always set last_giv_use
5397 if there is a giv use.
5399 2000-09-01 Richard Henderson <rth@cygnus.com>
5401 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
5402 (madddi3): Likewise.
5405 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5407 * expr.c (clear_storage): Don't use emit_move_insn unless
5408 either BLKmode or proper size.
5409 (store_constructor): Don't call clear_storage if REG of wrong size.
5411 * flow.c (init_propagate_block_info): Don't mark frame dead at end
5412 of function if returns wiht stack pointer depressed.
5414 2000-09-01 Andrew Haley <aph@redhat.com>
5416 * dwarf2out.c (stack_adjust_offset): New function.
5417 (dwarf2out_stack_adjust): Break out stack adjust logic into
5418 new stack_adjust_offset function. Look inside parallels and
5419 sequences for stack adjustments.
5421 2000-08-31 Jeff Law <law@cygnus.com>
5423 * arm.md: Use no_new_pseudos to determine when it is safe
5424 to create new pseudo registers.
5426 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
5427 when we can safely allocate new registers.
5429 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
5431 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
5432 so that CONCATs are not generated for ASMs.
5433 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
5434 not generating_concat_p.
5435 * function.c (pop_function_context_from): Reset
5436 generating_concat_p.
5437 (prepare_function_start): Likewise.
5438 * rtl.c (generating_concat_p): Define.
5439 * rtl.h (generating_concat_p): Declare.
5440 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
5442 2000-08-22 Philipp Thomas <pthomas@suse.de>
5443 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
5445 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
5448 2000-08-30 Greg McGary <greg@mcgary.org>
5450 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
5451 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
5452 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
5454 2000-08-30 Greg McGary <greg@mcgary.org>
5456 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
5457 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
5458 (TREE_INT_CST): New macro.
5459 * varasm.c (const_hash, compare_constant_1, record_constant_1):
5460 Use new macro TREE_INT_CST.
5462 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
5464 * contrib.texi: Add self.
5466 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
5468 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
5469 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
5472 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5474 * fixinc/gnu-regex.c: Don't define `const'.
5476 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5478 * expr.c (store_constructor): Allow variable bounds of array type.
5479 (expand_expr): Don't blow up if type is ERROR_MARK.
5480 * varasm.c (output_constructor): Don't access lower bound of array
5481 type unless need it if index is supplied (so it can be a variable
5482 if no index is supplied).
5483 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
5484 Other minor cleanups.
5486 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5488 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
5489 for compilations in stage 1 and subsequent stages, respectively.
5490 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
5491 * configure: Rebuilt.
5492 * x-vax, x-vax-gcc: Deleted.
5494 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5496 * c-common.c (declare_function_name): Use func_id_node,
5497 function_id_node, and pretty_function_id_node. Do not make
5498 __func__ visible at file scope.
5499 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
5500 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
5501 (function_id_node, pretty_function_id_node, func_id_node): New
5503 * c-decl.c (init_decl_processing): Initialize function_id_node,
5504 pretty_function_id_node, and func_id_node.
5505 (c_make_fname_decl): Correct comment.
5507 * tree.h (struct tree_identifier): Constify pointer member.
5509 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
5510 * c-pragma.h (struct weak_syms): Constify name and value members.
5511 (add_weak): Constify arguments.
5513 * calls.c (special_function_p): Constify a char *.
5514 (expand_call): Remove variable which is initialized and then
5516 * dependence.c (struct def_use, struct induction, struct subscript):
5517 Constify 'variable' member.
5518 (get_low_bound, have_induction_variable): Constify char * argument.
5519 (find_induction_variable): Add braces to avoid dangling else.
5520 (classify_dependence): Constify char * arrays.
5521 * profile.c (output_func_start_profiler): Constify a char *.
5522 * stor-layout.c (finalize_record_size): Constify a char *.
5523 * tree.c (is_attribute_p): Constify a char *.
5524 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
5526 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
5527 for comprehensibility. Do not call get_identifier if we did
5528 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
5529 create temporary string constants, not ggc_alloc_string. No
5530 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
5531 char * to hold IDENTIFIER_POINTERs.
5533 2000-08-29 Richard Henderson <rth@cygnus.com>
5535 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
5538 2000-08-29 Richard Henderson <rth@cygnus.com>
5540 * reload.c (push_secondary_reload): Allow class == reload_class
5541 if we're using a reload_in/out pattern.
5543 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
5544 the half that does not conflict with the reload register.
5545 (reload_outti): Likewise.
5547 2000-08-29 Kazu Hirata <kazu@hxi.com>
5549 * reload.c: Fix formatting.
5551 * stmt.c: Fix formatting.
5553 * gcc.c: Fix formatting.
5555 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5557 * flags.h (time_report, mem_report): New global flags.
5558 * toplev.c: Define time_report and mem_report.
5559 (f_options): Add -ftime-report and -fmem-report.
5560 (compile_file): Turn on time_report if quiet_flag is off.
5561 Call ggc_print_statistics at very end if mem_report is on.
5562 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
5564 * ggc-common.c (ggc_print_statistics): Rename to
5565 ggc_print_common_statistics; all callers changed. Scale
5566 quantities above 10K to kilobytes and above 10M to megabytes.
5567 * ggc-page.c (ggc_page_print_statistics): Rename to
5568 ggc_print_statistics. Report memory consumed by internal data
5569 structures for each allocation bucket. Scale quantities above
5570 10K to kilobytes and above 10M to megabytes.
5571 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
5572 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
5573 Define tally_leaves always.
5574 (ggc_print_statistics): New function.
5575 * ggc.h: Adjust for renamed functions.
5577 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
5579 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
5580 output_movsisf instead of which_alternative.
5582 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
5584 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
5586 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
5587 (avr_progmem_p): New prototype.
5588 (output_movsisf): Prototype declaration changed.
5589 (output_movqi): New prototype.
5590 (output_movhi): New prototype.
5591 (call_insn_operand): Likewise.
5592 (final_prescan_insn): Likewise.
5593 (avr_simplify_comparision_p): Likewise.
5594 (avr_normalize_condition): Likewise.
5595 (compare_eq_p): Likewise.
5596 (out_shift_with_cnt): Likewise.
5597 (const_int_pow2_p): Likewise.
5598 (output_reload_inhi): Prototype declaration changed.
5600 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
5601 (ldi_reg_rtx): New. rtx for r31.
5602 (avr_init_stack): Initialize as "__stack".
5603 (function_prologue): Use it.
5604 Replace all TARGET_ENHANCED with AVR_ENHANCED.
5605 (avr_mcu_name): Initialize as "avr2".
5606 (avr_enhanced_p, avr_mega_p): New variables.
5607 (mcu_types, avr_override_options): Handle all known MCU types.
5608 Also handle avr1 (only preprocess, assemble and link).
5609 (print_operand): Using of `%K' in output template removed.
5610 (out_movqi_r_mr): Optimized.
5611 (out_movhi_r_mr): Likewise.
5612 (output_movqi): New function.
5613 (output_movhi): Likewise.
5614 (out_movsi_r_mr): Optimized.
5615 (output_movsisf): Compute insn length for `adjust_insn_length'
5616 (out_movqi_mr_r): Optimized.
5617 (out_movhi_mr_r): Optimized.
5618 (adjust_insn_length): Use output_movsisf, output_movqi,
5619 output_movhi for insn length adjusting.
5620 (reg_unused_after): Use dead_or_set_p.
5621 (preferred_reload_class): Now havn't any restriction.
5622 (reg_was_0): New function.
5623 (io_address_p): Likewise.
5624 (const_int_pow2_p): Likewise.
5625 (output_reload_inhi): Likewise.
5626 (output_reload_insisf): Likewise.
5628 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
5629 (LIB_SPEC): Use -lc for all supported devices.
5630 (LIBGCC_SPEC): Use -lgcc for all supported devices.
5631 (AVR_MEGA): Define as avr_mega_p.
5632 (AVR_ENHANCED): New, define as avr_enhanced_p.
5633 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
5634 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
5635 (CRT_BINUTILS_SPECS): Handle all known MCU types.
5636 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
5637 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
5638 (ASM_SPEC): Pass -mmcu=... to the assembler.
5639 Change all -DAVR_* to -D__AVR_*__.
5640 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
5641 Rename library functions to start with two underscores.
5642 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
5644 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
5645 (SUPPORTS_WEAK): Likewise.
5646 (LDI_REG_REGNO): New. Register r31 will be used as temporary
5647 register for loading constants to r0-r14.
5649 * config/avr/avr.md: Replace all TARGET_ENHANCED with
5651 (*mov_r_sp): Removed. Handled by output_movhi.
5652 (*mov_sp_r): Likewise.
5653 (*mov_sp_r_no_interrupts): Likewise
5654 (*mov_sp_r_tiny): Likewise.
5655 (*movqi): Use output_movqi.
5656 (*reload_inqi): New.
5657 (*movhi): Use output_movhi.
5658 (*reload_inhi): New.
5659 (*negsi2): Optimized.
5660 (*negsf2): Likewise.
5661 Added peepholes (define_peephole2) for loading constants to r0-r14
5662 and for using `cpse' command.
5664 * config/avr/libgcc.S: Rename library functions to start with two
5666 Add support for enhanced core.
5667 (_moqhi3): Fix typo, now _modqi3.
5668 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
5669 (__prologue_saves__): Remove test for stack adjust by 0.
5670 (__tablejump__): New.
5672 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
5673 Add multilib support.
5675 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
5677 * loop.c (prescan_loop): Don't check unknown_address_altered
5678 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
5679 to loop_store_mems as necessary.
5680 (loop_invariant_p): Don't check unknown_address_altered
5681 or unknown_constant_address_altered.
5683 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5685 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
5687 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5689 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
5690 print just the filename.
5691 * cpplex.c (_cpp_run_directive): Add additional argument, the
5692 name to give the synthetic buffer. This defaults to
5693 translated "<command line>".
5694 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
5696 (_cpp_define_builtin): New function.
5697 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
5698 * cpphash.h: Update prototypes.
5700 * tradcpp.c (main): Process -D and -U simultaneously, in the
5701 order they appeared on the command line.
5703 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5705 * c-decl.c (define_label): Call warning_with_file_and_line and
5706 error_with_file_and_line instead of plain warning or error.
5708 * c-parse.in (label): Use save_filename/save_lineno to ensure
5709 correct values for calls to define_label.
5711 2000-08-29 Mark Mitchell <mark@codesourcery.com>
5713 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
5715 * expr.c (expand_expr, case TARGET_EXPR): Don't call
5717 * tree.h (get_file_function_name): Remove two duplicate
5720 2000-08-28 Kazu Hirata <kazu@hxi.com>
5722 * tree.c: Fix formatting.
5724 * xcoffout.c: Fix formatting.
5726 2000-08-28 Jason Merrill <jason@redhat.com>
5728 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
5730 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5732 * dwarf2out.c (dwarf2out_finish): Don't bother calling
5733 break_out_includes if it won't do anything.
5735 2000-08-28 Richard Henderson <rth@cygnus.com>
5737 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
5738 (find_reloads): Likewise.
5739 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
5740 (reload_inhi): Likewise.
5742 2000-08-28 Richard Henderson <rth@cygnus.com>
5744 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
5745 (call_insn_operand): Don't expect a surrounding mem.
5746 (constant_call_address_operand): Likewise.
5747 * config/i386/i386.h (PREDICATE_CODES): Update.
5748 * config/i386/i386.md (call patterns): Move the match_operand
5749 for the call destination inside the mem.
5751 2000-08-28 Richard Henderson <rth@cygnus.com>
5753 * local-alloc.c (requires_inout): Don't use reserved range for
5754 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
5755 * recog.c (asm_operand_ok): Likewise.
5756 (preprocess_constraints, constrain_operands): Likewise.
5757 * regclass.c (record_reg_classes): Likewise.
5758 * reload.c (find_reloads): Likewise.
5759 * reload1.c (maybe_fix_stack_asms): Likewise.
5760 (reload_cse_simplify_operands): Likewise.
5761 * stmt.c (expand_asm_operands): Likewise.
5763 * md.texi: Update constraints documentation.
5764 * tm.texi (EXTRA_CONSTRAINT): Update.
5766 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5768 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
5769 (print_die): If we don't know the offset of the
5770 target die, try the symbol. Add a trailing newline.
5771 (reverse_all_dies): New fn.
5772 (dwarf2out_finish): Call it.
5773 (break_out_includes): Reorganize for clarity.
5774 (add_sibling_attributes): Don't call reverse_die_lists.
5775 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
5777 * flags.h: Add flag_eliminate_dwarf2_dups.
5778 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
5780 2000-08-28 Jason Merrill <jason@redhat.com>
5782 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
5783 * dwarf2out.c: #include "md5.h".
5784 (DIE_LABEL_PREFIX): New macro.
5785 (dw_val_struct): Add 'external' flag to val_die_ref.
5786 (add_AT_die_ref, AT_ref): Adjust.
5787 (AT_ref_external, set_AT_ref_external): New fns.
5788 (build_abbrev_table): Call set_AT_ref_external.
5789 (value_format): Call AT_ref_external.
5790 (die_struct): Add die_symbol field.
5791 (new_die): Clear it.
5792 (dwarf_tag_name): Handle BINCL/EINCL.
5793 (dwarf2out_start_source_file): Add BINCL DIE.
5794 (dwarf2out_end_source_file): Add EINCL DIE.
5795 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
5796 (loc_checksum, attr_checksum, die_checksum): New fns.
5797 (is_type_die, is_comdat_die, is_symbol_die): New fns.
5798 (compute_section_prefix, assign_symbol_names): New fns.
5799 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
5800 (output_die): Call output_die_symbol and AT_ref_external.
5801 (output_comdat_comp_unit): New fn, split out from...
5802 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
5804 (output_pubnames, output_aranges): Abort if we see entries from
5806 * toplev.h: Declare file_name_nondirectory.
5807 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
5808 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
5809 (debug_start_source_file): Call dwarf2out_start_source_file
5810 regardless of debug verbosity.
5811 (debug_end_source_file): Similarly.
5812 * tree.h: Declare clean_symbol_name.
5813 * tree.c (clean_symbol_name): Split out from...
5814 (get_file_function_name_long): ...here.
5816 * dwarf2out.c (new_loc_descr): Use calloc.
5817 (splice_child_die): Remove the die from the right parent.
5818 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
5820 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5822 * toplev.c (decode_g_option): Don't give warning for unknown -g
5823 option; return 0 instead.
5824 (main): If -g option is not recognized by front end or
5825 language-independent code, give warning.
5827 2000-08-28 Greg McGary <greg@mcgary.org>
5829 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
5830 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
5831 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
5833 2000-08-27 Greg McGary <greg@mcgary.org>
5835 * cpplex.c (parse_string): Don't look for backslash
5836 before first char in `namebuf'.
5837 * loop.c (strength_reduce): Skip NOTEs.
5839 2000-08-27 Jason Merrill <jason@redhat.com>
5841 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
5842 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
5843 TREE_ASM_WRITTEN, either.
5844 (finish_decl): Adjust.
5846 2000-08-28 Philipp Thomas <pthomas@suse.de>
5848 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
5849 they have been incorporated into the gettext CVS. Change the text to
5850 reflect the current status of NLS. Add instructions for accessing
5851 the gettext CVS and add the patch from Martin v. Loewis.
5853 2000-08-27 Geoff Keating <geoffk@cygnus.com>
5855 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
5856 by using gen_lowpart_common.
5857 (movdi_internal64+6): Likewise.
5859 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
5861 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
5864 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
5865 numbers to the ranges used by GDB.
5867 2000-08-25 Richard Henderson <rth@cygnus.com>
5869 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
5870 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
5871 (ia64_expand_prologue): Likewise.
5872 (ia64_setup_incoming_varargs): Set it. Properly skip the current
5873 argument for stdargs.
5875 2000-08-25 Jason Merrill <jason@redhat.com>
5877 * integrate.c (expand_inline_function): Pull out the original decl.
5879 2000-08-25 Jim Wilson <wilson@cygnus.com>
5881 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
5883 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
5885 2000-08-25 Greg McGary <greg@mcgary.org>
5887 * flow.c (dump_edge_info): Use ARRAY_SIZE.
5888 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
5890 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
5892 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
5894 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
5896 * i386.c (ix86_find_base_term): New.
5897 * i386-protos.h (ix86_find_base_term): Prototype.
5898 * i386.h (FIND_BASE_TERM): Define.
5899 * alias.c (find_base_term): Use it.
5900 * tm.texi (FIND_BASE_TERM): Document it.
5902 * alias.c (true_dependence, write_dependence_p): Unchanging
5903 memory can't conflict with non-unchanging memory.
5905 * alias.c (memrefs_conflict_p): A BLKmode reference
5906 to a symbol (or CONST_INT address) always conflicts
5907 with a reference to another symbol.
5909 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
5911 * c-common.c (time_char_table): Don't allow width and flags with
5914 2000-08-25 Jakub Jelinek <jakub@redhat.com>
5916 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
5917 way as LT and LTU when the second operand has 0 in low word.
5919 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5921 * basic-block.h (struct loop): Rename `exits' field to
5922 `exit_edges'. Add `entry_edges' and `num_entries' fields.
5924 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
5925 (flow_loop_entry_edges_find): Add.
5926 (flow_edge_list_print): Rename from flow_exits_print.
5927 (flow_loops_find): Call flow_loop_entry_edges_find.
5928 (flow_loop_dump): Dump entry_edges list.
5929 (flow_loops_free): Free entry_edges.
5931 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5933 * loop.c (loop_dump_aux, debug_loop): New functions.
5934 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
5936 * flow.c (flow_loops_dump): Add callback parameter.
5937 (flow_loop_dump): Add callback parameter and call it. Move
5938 loop note debugging code to loop_dump_aux.
5940 * basic-block.h (flow_loop_dump): Add callback parameter
5941 (flow_loops_dump): Likewise.
5943 * toplev.c (rest_of_compilation): Add NULL callback function pointer
5944 to call to flow_loops_dump.
5946 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5948 * loop.c (count_loop_regs_set): Replace start and end arguments
5949 with loop argument. All callers udated.
5951 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5953 * loop.c (constant_high_bytes): Delete.
5955 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5957 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
5958 and NOTE_INSN_LOOP_VTOP to...
5959 (find_and_verify_loops) ...here.
5961 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
5963 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
5964 (fini_dummy, init_dummy): Use it.
5966 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
5968 * cpplex.c (is_macro_disabled): Caller has already checked
5969 that we're not a preprocessed file.
5971 2000-08-24 Mark Mitchell <mark@codesourcery.com>
5973 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
5974 (c-iterate.o): Remove target.
5975 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
5976 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
5977 (finish_decl): Don't handle iterators.
5978 (grokdeclarator): Likewise.
5979 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
5980 * gcc/c-gperf.h: Regenerated.
5981 * gcc/c-iterate.c: Removed.
5982 * gcc/c-lex.c (init_lex): Don't handle iterators.
5983 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
5984 (compstmt_primary_start): Remove push_iterator_stack call.
5985 (stmt): Don't allow iterator statements. Replace iterator_expand
5986 with expand_expr_stmt.
5987 (all_iter_stmt): Remove.
5988 (all_iter_stmt_simple): Likewise.
5989 (all_iter_stmt_with_decl): Likewise.
5990 * gcc/c-tree.h (ITERATOR_P): Remove.
5991 (ITERATOR_BOUND_P): Likewise.
5992 (init_iterators): Remove declaration.
5993 (iterator_expand): Likewise.
5994 (iterator_for_loop_start): Likewise.
5995 (iterator_for_loop_end): Likewise.
5996 (iterator_for_loop_record): Likewise.
5997 (push_iterator_stack): Likewise.
5998 (pop_iterator_stack): Likewise.
5999 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
6000 (readonly_warning): Likewise.
6001 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
6003 2000-08-24 Jim Wilson <wilson@cygnus.com>
6005 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
6006 Copy type in a TYPE_DECL, just like pushdecl does.
6008 2000-08-24 Richard Henderson <rth@cygnus.com>
6010 * toplev.c (main): Enable flag_reorder_blocks at -O2.
6012 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6014 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
6015 asked for one page, allocate GGC_QUIRE_SIZE of them and put
6016 the extras on the free list.
6017 (release_pages): Clean up.
6018 (ggc_set_mark): Don't adjust G.allocated here...
6019 (sweep_pages): ... do it here.
6021 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6023 * cppfiles.c (read_include_file): Rearrange initializations.
6025 2000-08-24 Richard Henderson <rth@cygnus.com>
6027 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
6029 * config/ia64/ia64-protos.h: Update.
6030 * config/ia64/ia64.c (gr_register_operand): New.
6031 (fr_register_operand, grfr_register_operand): New.
6032 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
6033 (grfr_reg_or_8bit_operand): New.
6034 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
6035 use gr_register_operand.
6036 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
6037 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
6038 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
6039 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
6040 (fr_reg_or_fp01_operand): Likewise.
6041 (not_postinc_memory_operand): New.
6042 (ia64_split_timode): Remove unused variables.
6043 (rtx_needs_barrier): Check arguments to cmpxchg.
6044 (builtin_description): Remove.
6045 (bdesc_2argsi, bdesc_2argdi): Remove.
6046 (ia64_init_builtins): Declare all builtins directly.
6047 (ia64_expand_fetch_and_op): Rewrite to be called from
6048 ia64_expand_builtin directly. Use expand_binop and co.
6049 (ia64_expand_op_and_fetch): Likewise.
6050 (ia64_expand_compare_and_swap): Likewise.
6051 (ia64_expand_binop_builtin): Remove.
6052 (ia64_expand_lock_test_and_set): New.
6053 (ia64_expand_lock_release): New.
6054 (ia64_expand_builtin): Use them.
6055 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
6056 (EXTRA_CONSTRAINT): Use it.
6057 (PREDICATE_CODES): Update.
6058 * config/ia64/ia64.md (*): Use gr_register_operand and co.
6059 (mf): Indicate that we set memory as well as use it.
6060 (fetchadd_acq_si): Show memory being modified as well.
6061 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
6062 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
6063 (lock_test_and_set_si, lock_test_and_set_di): Remove.
6064 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
6065 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
6066 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
6067 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
6068 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
6069 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
6070 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
6071 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
6072 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
6073 return type. Pretty print definitions.
6075 2000-08-24 Jim Wilson <wilson@cygnus.com>
6077 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
6078 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
6080 2000-08-24 Jason Merrill <jason@redhat.com>
6082 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
6083 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
6084 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
6085 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
6087 2000-08-24 Greg McGary <greg@mcgary.org>
6089 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
6090 and extendtab within their proper array boundaries.
6091 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
6092 for the entire array.
6094 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
6095 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
6096 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
6097 * config/fr30/fr30.c (fr30_print_operand): Likewise.
6098 * config/i386/dgux.c (output_options): Likewise.
6099 * config/i386/dgux.h (ASM_FILE_START): Likewise.
6100 * config/m88k/m88k.c (output_options): Likewise.
6101 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
6102 * config/mcore/mcore.c (mcore_output_inline_const_forced,
6103 layout_mcore_frame, handle_structs_in_regs): Likewise.
6104 * config/mips/mips.c (output_block_move): Likewise.
6105 * config/rs6000/rs6000.c (rs6000_override_options,
6106 rs6000_file_start): Likewise.
6107 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
6108 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
6109 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
6110 * builtins.c (expand_builtin_setjmp): Likewise.
6111 * expr.c (safe_from_p): Likewise.
6112 * flow.c (life_analysis): Likewise.
6113 * fold-const.c (size_int_type_wide): Likewise.
6114 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
6115 * genattrtab.c (make_length_attrs): Likewise.
6116 * genopinit.c (gen_insn): Likewise.
6117 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
6118 * global.c (global_alloc): Likewise.
6119 * local-alloc.c (find_free_reg): Likewise.
6120 * mips-tdump.c (print_symbol): Likewise.
6121 * mips-tfile.c (parse_def, parse_input): Likewise.
6122 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
6123 * stmt.c (expand_nl_goto_receiver): Likewise.
6124 * stor-layout.c (set_sizetype): Likewise.
6125 * varasm.c (decode_reg_name): Likewise.
6126 * toplev.c (decode_f_option, decode_W_option,
6127 set_target_switch, print_switch_values): Likewise.
6128 (NUM_ELEM): Remove macro.
6129 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
6131 2000-08-24 Greg McGary <greg@mcgary.org>
6133 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
6134 (MAIN_NAME_P, main_identifier_node): New macros.
6135 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
6136 * c-decl.c (start_decl, grokdeclarator, start_function,
6137 store_parm_decls, finish_function): Use MAIN_NAME_P.
6138 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
6139 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
6140 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6141 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
6143 2000-08-24 Greg McGary <greg@mcgary.org>
6145 * cppfiles.c (actual_directory): Don't write beyond `dir'
6146 when it contains "".
6147 * real.c (asctoeg): Stay within bounds of etens[][].
6149 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6151 * dependence.c (dependence_string, direction_string,
6152 dump_one_node, dump_node_dependence): Hide unused identifiers.
6153 (get_low_bound, normalize_coefficients): Match definition to
6155 (get_one_coefficient): Initialize variables `value0_is_idx' and
6157 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
6158 (ziv_test): Delete variable `idx', use parameter `sub' instead.
6159 (direction_merge): Avoid automatic aggregate initialization.
6160 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
6161 Initialize variables `dest_idx' and `src_idx'.
6162 (end_dependence_analysis): Avoid C89 style function definition.
6164 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
6166 * c-common.c (time_char_table): Don't allow width with %F.
6167 (check_format_info): Don't allow "Z" length with scanf.
6169 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
6171 * diagnostic.c (finish_diagnostic): Define.
6172 (output_do_printf): Use wrap_text instead of output_add_string.
6173 (default_print_error_function): Avoid embedded '\n'.
6175 * diagnostic.h (flush_diagnostic_buffer): Declare.
6177 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
6179 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
6181 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
6183 * Makefile.in (GCC_PASSES): Add specs.
6185 2000-08-23 Jim Wilson <wilson@cygnus.com>
6187 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
6188 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
6189 EHANDLER nor UHANDLER bit is set.
6190 (__get_except_table): Likewise.
6192 2000-08-23 Nick Clifton <nickc@redhat.com>
6194 * config/arm/lib1funcs.asm: Replace upper case condition codes
6195 with lower case versions.
6197 * config/arm/arm.h (STRUCT_VALUE): Define.
6198 (STRUCT_VALUE_REGNUM): Delete.
6200 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
6202 * cpphash.h (IN_I): New flag for directive table.
6203 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
6205 (_cpp_check_directive): If -fpreprocessed, execute directives
6206 marked with IN_I. Issue no warnings in this case.
6207 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
6209 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
6211 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
6213 (check_format_info): Support printf 'I' flag; warn about it with
6216 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
6218 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
6219 barrier can't be ignored by the alias analysis code.
6221 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
6223 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
6224 works inside fixincl.
6226 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
6228 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
6229 simplify_relational_operation() unless both operands are of
6231 * cse.c (fold_rtx): Likewise.
6233 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
6235 * rtlanal.c (rtx_unstable_p): The pic register is stable
6236 (within one function) and the actual rtx should be used
6237 when checking the registers.
6238 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
6240 * alias.c (true_dependence, write_dependence_p): Fix
6241 bug in previous patch.
6243 * i386.c (ix86_GOT_alias_set): New.
6244 (legitimize_pic_address): Use it.
6246 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
6247 only stable if its address is stable.
6248 (rtx_varies_p): An unchanging MEM can't vary if
6249 its address doesn't vary.
6251 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6253 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
6255 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6257 * vax.h (ASM_SPEC): Pass `-J' to assembler.
6258 * x-vax-gcc: New file for bootstrapping with gcc.
6259 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
6260 * configure.in: Use x-vax-gcc with gcc.
6261 * configure: Rebuilt.
6263 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6265 * toplev.c (rest_of_compilation): Rebuild label notes after
6266 post-reload splitting pass if new labels have been created.
6268 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6270 * diagnostic.h (output_buffer_state): New macro.
6271 * diagnostic.c (diagnostic_for_decl, sorry,
6272 default_print_error_function, output_do_verbatim,
6273 report_diagnostic, report_problematic_module): Use it.
6275 (output_format): Use wrap_text instead of maybe_wrap_text.
6277 2000-08-22 Nick Clifton <nickc@redhat.com>
6279 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
6280 Common code for ARM divide and modulus functions.
6281 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
6283 (FUNC_END): New macro: Common code at the end of the division and
6285 (THUMB_FUNCTION_START): New macro: Common code at the start of
6287 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
6289 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6291 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
6293 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
6294 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
6297 2000-08-22 Nick Clifton <nickc@redhat.com>
6299 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
6300 restorative additions, test for bottom bits of IP being set,
6301 rather than relying upon the RORs not matching.
6304 2000-08-22 David Edelsohn <edelsohn@gnu.org>
6306 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
6307 text_section() as appropriate instead of emitting text csect
6309 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
6310 (UNIQUE_SECTION): Define macro.
6311 (ASM_OUTPUT_SECTION_NAME): Define macro.
6312 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
6313 on AIX if debugging and -fdata-sections always.
6315 2000-08-22 Steven King <sxking@uswest.net>
6317 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
6319 (LDBL_MAX): Same here.
6321 2000-08-22 Richard Henderson <rth@cygnus.com>
6323 * flow.c (tidy_fallthru_edge): Update b->end properly.
6325 2000-08-22 Stan Cox <scox@redhat.com>
6327 * Makefile.in (OBJS): Add dependence.o.
6328 * dependence.c: New file.
6330 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
6332 * calls.c (check_sibcall_argument_overlap_1): Adjust for
6334 (check_sibcall_argument_overlap): Likewise.
6336 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
6338 * invoke.texi (SH Options): Document -m4-nofpu,
6339 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
6340 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
6342 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
6344 * c-common.c (check_format_info): Give the 'some locales' warning
6345 for strftime %Ey rather than the unconditional 'only last 2 digits
6348 2000-08-22 Richard Henderson <rth@cygnus.com>
6350 * alias.c (init_alias_analysis): Do not register
6351 struct_value_incoming_rtx or static_chain_rtx as pointing
6354 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
6356 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
6358 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6360 * diagnostic.h (report_problematic_module): Declare.
6361 * diagnostic.c (report_problematic_module): New function.
6362 (report_error_function): Tweak.
6364 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6366 * stmt.c (expand_goto_internal, fixup_gotos): Only check
6367 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6369 2000-08-21 Richard Henderson <rth@cygnus.com>
6371 * flow.c (calculate_global_regs_live): Mark frame pointer live
6372 everywhere before reload.
6374 2000-08-21 Jim Wilson <wilson@cygnus.com>
6376 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
6377 INTEL_EXTENDED_IEEE_FORMAT.
6378 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
6379 clear last two bytes of output FP value.
6381 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
6383 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
6385 2000-08-21 Jakub Jelinek <jakub@redhat.com>
6387 * unroll.c (loop_find_equiv_value): If ret is modified between
6388 insn and loop_start, ret might not be equivalent to reg.
6390 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6392 * c-common.c (init_dollar_format_checking,
6393 maybe_read_dollar_number, finish_dollar_format_checking): New
6395 (dollar_arguments_used, dollar_arguments_count,
6396 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
6398 (check_format_info): Support $ formats for scanf and printf width
6399 and precision. Always increment format_chars to advance past the
6400 '*' of precision, not just when the format parameters are
6403 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6405 * mips.c (block_move_loop, expand_block_move,
6406 function_arg_partial_nregs, save_restore_insns, function_prologue,
6407 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
6409 (function_arg_advance, function_arg): Match argument to format
6412 2000-08-21 Nix <nix@esperi.demon.co.uk>
6414 * gcc.c (do_spec_1): Implement %j spec flag.
6415 Remove dead comment.
6417 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
6418 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
6419 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
6420 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
6422 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
6423 writable) instead of hardcoded value.
6425 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
6427 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
6430 * gcc.c (cc1_options): Do not process -o or run the assembler if
6432 * objc/lang-spec.h: Likewise.
6434 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
6436 * fixinc/fixincl.c (fix_with_system): Pipe the output of
6437 "external" fixes through `cat', to avoid truncating the input
6438 file by redirection.
6440 2000-08-21 Jakub Jelinek <jakub@redhat.com>
6442 * config/i386/i386.md (lea_general_1): Copy insn condition to split
6444 (lea_general_2, lea_general_3): Likewise.
6446 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6448 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
6449 warnings to user code.
6451 * c-lex.c (readescape, yylex): Likewise.
6453 * c-typeck.c (store_init_value, process_init_element): Likewise
6454 (c_expand_start_case): Format.
6456 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
6458 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
6460 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
6461 and linker_endian_spec to endian_spec.
6462 (ENDIAN_SPEC): Add %{EB} and %{EL}.
6463 (LINK_SPEC): Remove %{EB} and %{EL}.
6464 (ASM_SPEC): Likewise. Use %(endian_spec).
6466 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6468 * c-tree.h (flag_hosted): Move declaration from here...
6469 * c-common.h (flag_hosted): ... to here.
6470 (flag_noniso_default_format_attributes): New declaration.
6471 * c-decl.c (flag_noniso_default_format_attributes): New variable.
6472 (c_decode_option): Set it appropriately for options choosing
6473 language standard variant.
6474 * c-common.c (init_function_format_info): Only provide default
6475 format attributes if flag_hosted. Only provide the gettext
6476 formats if flag_noniso_default_format_attributes. Update
6478 (check_format_info): Disable treatment of %a as a scanf flag in
6481 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6483 * c-common.c (scan_char_table): Add 'w' to flags for all formats
6485 (check_format_info): Set 'wide' for scanf format widths. Warn for
6486 a zero scanf width. Make the check for writing into a constant
6487 object at the first level of indirection; at later levels, warn if
6488 any type qualifiers are encountered.
6490 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
6492 * reload.c (reload_inner_reg_of_subreg): New function broken out of
6494 (push_reload): Use reload_inner_reg_of_subreg.
6495 (combine_reloads): Do not combine reloads if the input reload
6496 is a SUBREG in which the inner part will need reloading.
6498 * global.c (global_alloc): Avoid passing dumpfile argument to
6500 * toplev.c (rest_of_compilation): Likewise.
6501 * reload.h (reload): Remove dumpfile argument. Callers changed.
6502 (debug_reload, debug_reload_to_stream): Move prototypes here.
6503 * rtl.h (reload): Remove dumpfile argument.
6504 * reload.c (debug_reload): Remove prototype.
6505 (debug_reload_to_stream): Likewise.
6506 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
6509 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6511 * diagnostic.c (context_as_prefix): Export.
6512 (need_error_newline): Remove.
6513 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
6514 (error_module_changed, record_last_error_module,
6515 error_function_changed, record_last_error_function): New functions.
6516 (initialize_diagnostics): Default intialize
6517 lang_diagnostic_starter, lang_diagnostic_finalizer.
6518 (init_output_buffer): Tweak.
6519 (file_name_as_prefix): New function.
6520 (announce_function, default_print_error_function,
6521 report_error_function, set_diagnostic_context): Tweak.
6523 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
6525 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
6526 condition expression.
6528 2000-08-20 Richard Henderson <rth@cygnus.com>
6530 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
6532 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
6534 * cppinit.c (cpp_init): Set global flag when called.
6535 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
6537 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
6539 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
6540 before `process_directive' so that newlines won't be missed
6542 (cpp_printf): Increment `print->lineno' when newline is emitted.
6544 * cppmain.c (cb_ident): Likewise.
6545 (cb_define): Likewise.
6546 (cb_undef): Likewise.
6547 (cb_include): Likewise.
6548 (cb_def_pragma): Likewise.
6549 (dump_macros_helper): Likewise.
6551 2000-08-20 Richard Henderson <rth@cygnus.com>
6553 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
6554 assigned before a loop.
6556 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
6557 (ashrsi3, lshrsi3): Likewise.
6559 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6561 * c-lang.c: #include diagnostic.h
6562 (c_tree_printer): New function.
6563 (lang_init): Initialize lang_printer.
6565 * Makefile.in (c-lang.o): Depends on diagnostic.h
6567 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6569 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
6571 * diagnostic.c (default_diagnostic_starter,
6572 default_diagnostic_finalizer): New functions.
6573 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
6574 (pedwarn, pedwarn_with_file_and_line, error,
6575 error_with_file_and_line, fatal, warning,
6576 warning_with_file_and_line): Adjust call to report_diagnostic.
6577 (report_diagnostic): Rework.
6578 (set_diagnostic_context): New function.
6580 * diagnostic.h (struct diagnostic_context): New data structure.
6581 (diagnostic_message, diagnostic_argument_list,
6582 diagnostic_file_location, diagnostic_line_location,
6583 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
6584 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
6585 (set_diagnostic_context): Declare.
6586 (report_diagnostic): Change prototype.
6588 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
6590 * fix-header.c (main): Initialize cpplib.
6592 2000-08-19 Michael Meissner <meissner@redhat.com>
6594 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
6595 instructions in it before checking for indirect jumps.
6597 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
6598 in a indirect jump as a potential for conditional execution.
6600 * d30v.h (d30v_init_expanders): Don't declare here.
6601 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
6604 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
6606 * cpp.texi: Add @section for assertions.
6608 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
6610 * loop.c (scan_loop): Use CONST_CALL_P instead of
6611 checking for REG_LIBCALL / REG_RETVAL.
6613 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
6615 * reload1.c (reload_as_needed): Accept dumpfile argument,
6616 pass it to emit_reload_insns.
6617 (emit_reload_insns): Add new dumpfile argument. If non-null
6618 then dump the reloads for each insn into the dumpfile.
6619 (reload): Pass dumpfile to reload_as_needed.
6621 * invoke.texi: Clean up linux-gnu vs linux comments.
6623 2000-08-19 Richard Henderson <rth@cygnus.com>
6625 * config/ia64/ia64.c (reg_or_5bit_operand): New.
6626 (ia64_depz_field_mask): New.
6627 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
6628 (PREDICATE_CODES): Update.
6629 * config/ia64/ia64.md: Update commentary.
6630 (depz_internal): New.
6631 (ashlsi3): Implement directly.
6632 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
6633 (ashldi3): Use shladd.
6634 * config/ia64/ia64-protos.h: Update.
6636 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6638 * toplev.c (independent_decode_option): Always process -g.
6639 Remove third argument, now unused. Adjust caller to match.
6641 2000-08-18 Richard Henderson <rth@cygnus.com>
6643 * combine.c (make_compound_operation): Break after creating
6646 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6648 * cpplib.c (cpp_register_pragma_space): Just return if the
6649 namespace is already registered.
6651 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
6653 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
6654 constant amount. Do not generate ROTL instruction.
6656 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
6658 * config/sh/elf.h: Do not include sh/sh.h.
6659 * config/sh/rtems.h: Likewise.
6660 * config/sh/rtemself.h: Do not include sh/elf.h.
6661 * configure.in: Get them included with `tm_file's.
6662 * configure: Rebuilt.
6664 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
6665 * config/sh/sh.c (fpscr_set_from_mem): Use them.
6667 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6669 * stor-layout.c (compute_record_type): Don't use mode of single
6670 field as mode of record if not integer mode of same type.
6672 * regmove.c (perhaps_ends_bb_p): New function.
6673 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
6674 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
6675 (fixup_match_1): Likewise.
6676 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
6677 avoid signed/unsigned warnings.
6679 * function.c (fixup_var_refs_1, case MEM): Update CODE after
6682 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
6684 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
6685 (_cpp_trigraph_map): Declaration moved from cpplex.c
6687 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
6688 instead of 256. Use consistent test for designated initializers.
6689 (cpp_init): Initialize trigraph_map.
6690 (initialize_standard_includes, parse_option): Use memcmp
6693 * cpplex.c (init_trigraph_map): Remove.
6694 (trigraph_ok, trigraph_replace, lex_line): Refer to
6697 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
6698 (do_unassert): Remove unused "next" local.
6700 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
6702 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
6704 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
6707 2000-08-17 Richard Henderson <rth@cygnus.com>
6709 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
6710 the first insn in a sequence.
6712 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
6714 * alias.c (true_dependence, write_dependence_p): A read
6715 involving a label_ref or the constant pool doesn't create
6718 * rtl.h (unchanging): Improve documentation.
6720 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
6722 * cse.c (insert_regs): Remove unused `regno'.
6724 2000-08-17 Neil Booth <NeilB@earthling.net>
6726 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
6727 remove_dup_dirs. If qtail == brack, remove brack not
6729 (remove_dup_dir, remove_dup_dirs): New functions.
6731 2000-08-17 Neil Booth <NeilB@earthling.net>
6733 * cppinit.c (cpp_cleanup): Free include dir chains.
6734 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
6735 (do_unassert): Free the assert with _cpp_free_definition.
6736 * cppmacro.c (_cpp_free_definition): Free memory allocated for
6737 assertions. Make the node a T_VOID node.
6739 2000-08-17 Neil Booth <NeilB@earthling.net>
6741 * cppinit.c (path_include, append_include_chain):
6742 Remove 2nd parameter (struct cpp_pending *).
6743 (path_include, initialize_standard_includes, cpp_handle_option):
6744 Update callers appropriately.
6745 (cpp_handle_option): Use pend.
6747 2000-08-17 Neil Booth <NeilB@earthling.net>
6749 * cppinit.c (sort_options): Remove, put functionality in
6752 (initialize_builtins): Free memory.
6753 (cpp_start_read): Move init_IStable to cpp_init.
6755 * cpplib.h (cpp_init): New prototype.
6756 * cppmain.c (main): Call cpp_init.
6758 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
6760 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
6761 (rtx_unstable_p, rtx_varies_p): Process vectors.
6763 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
6765 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
6766 references to GLOBAL symbols. Use LOCAL where appropriate.
6768 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6770 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
6771 use t-aix41 when host == target.
6773 2000-08-16 Richard Henderson <rth@cygnus.com>
6775 * reload.c (push_secondary_reload): Revert last change.
6776 If we use a reload_in/out pattern, make the when the same
6777 as the primary reload.
6778 (find_reloads): Likewise.
6780 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
6782 * configure.in (libstdcxx-v3): Fix test.
6783 * configure: Regenerate.
6785 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6787 * calls.c (calls_function_1, expand_call): Only test
6788 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6789 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6791 2000-08-16 Richard Henderson <rth@cygnus.com>
6793 * combine.c (simplify_shift_const): Revert previous two
6794 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
6795 before the main loop.
6797 2000-08-15 Richard Henderson <rth@cygnus.com>
6799 * combine.c (simplify_shift_const): Bound shift count when
6802 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6804 * calls.c (ECF_SP_DEPRESSED): New macro.
6805 (calls_function_1): Treat calling sp-depressed function as alloca.
6806 (emit_call_1): Don't adjust SP if calling sp-depressed function.
6807 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
6808 If sp-depressed, ensure block saves and restores SP.
6809 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
6811 * function.c (keep_stack_depressed): New function.
6812 (thread_prologue_and_epilogue_insns): Call it.
6813 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
6814 to print DECL_OFFSET_ALIGN.
6815 Print no-force-blk and transparent-union flags properly.
6816 * stmt.c (expand_goto_internal): Don't restore stack if last block
6817 and function returns with sp depressed.
6818 (fixup_gotos): Likewise.
6819 (save_stack_pointer): New function, from code in expand_decl.
6820 (expand_decl): Call new function.
6821 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
6822 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
6823 (save_stack_pointer): New declaration.
6825 * diagnostic.c (fatal_function): New variable.
6826 (set_fatal_function): New function.
6828 * diagnostic.h (set_fatal_function): New declaration.
6830 2000-08-15 William Cohen <wcohen@redhat.com>
6832 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
6833 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
6834 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
6836 2000-08-15 Richard Henderson <rth@cygnus.com>
6838 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
6840 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6842 * arm.c (arm_function_ok_for_sibcall): New function.
6843 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
6844 * arm.md (call expanders): Don't check here for calls that can't
6847 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6849 * arm.md (splits generating cond_exec): Disable.
6851 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6853 * arm/linux-elf.h (text_section): Delete declaration.
6855 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6857 ARM support for unordered FP operations.
6858 * arm-protos.h (arm_comparison_operator): Declare.
6859 * arm.c (arm_comparison_operator): New function.
6860 (arm_select_cc_mode): Add unordered comparison codes.
6861 (get_arm_condition_code): Likewise.
6862 (arm_final_prescan_insn): Can't handle unordered jumps that can't
6863 be done in one insn.
6864 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
6865 * arm.md (all uses of comparison_operator): Replace with
6866 arm_comparison_operator.
6867 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
6869 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
6872 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
6874 * gthr-posix.h: Conditionally include <sched.h>; include
6875 <config.h> from libobjc/.
6877 2000-08-14 Richard Henderson <rth@cygnus.com>
6879 * config/i386/i386.c (legitimize_pic_address): Use Pmode
6882 2000-08-14 Richard Henderson <rth@cygnus.com>
6884 * configure.in (ia64-*): Set float_format for i386 long double.
6886 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
6887 as we would for i386 XFmode.
6888 (PUT_REAL): Likewise.
6889 (endian, ereal_atof, real_value_truncate): Likewise.
6890 (ereal_isneg, toe64, etens, make_nan): Likewise.
6891 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
6893 * config/ia64/ia64-protos.h: Update.
6894 * config/ia64/ia64.c (general_tfmode_operand): New.
6895 (destination_tfmode_operand): New.
6896 (tfreg_or_fp01_operand): New.
6897 (ia64_split_timode): New.
6898 (spill_tfmode_operand): New.
6899 (ia64_expand_prologue): Use TFmode not XFmode.
6900 (ia64_expand_epilogue): Likewise.
6901 (ia64_function_arg): Likewise.
6902 (ia64_function_arg_advance): Likewise.
6903 (ia64_return_in_memory): Likewise.
6904 (ia64_function_value): Likewise.
6905 (ia64_print_operand): Likewise.
6906 (ia64_register_move_cost): Set GR<->FR to 5.
6907 (ia64_secondary_reload_class): Get GR for TImode memory op.
6908 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
6909 (ROUND_TYPE_ALIGN): Remove.
6910 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
6911 (INTEL_EXTENDED_IEEE_FORMAT): Define.
6912 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
6913 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
6914 (MODES_TIEABLE_P): Use TFmode, not XFmode.
6915 (CLASS_MAX_NREGS): Likewise.
6916 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
6917 (PREDICATE_CODES): Update.
6918 * config/ia64/ia64.md (movti): New.
6919 (movti_internal): Use a clobber for memory alternatives.
6920 (reload_inti, reload_outti): New.
6921 (movsfcc_astep): Predicate properly.
6922 (movdfcc_astep): Likewise.
6925 (extendsftf2, extenddftf2): New.
6926 (trunctfsf2, trunctfdf2): New.
6927 (floatditf2, fix_trunctfdi2): New.
6928 (floatunsditf2, fixuns_trunctfdi2): New.
6929 (addtf3, subtf3, multf3, abstf2): New.
6930 (negtf2, nabstf2, mintf3, maxtf3): New.
6931 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
6933 (fr_spill): Use TFmode, not XFmode.
6934 (fr_restore): Likewise.
6935 * config/ia64/lib1funcs.asm (__divtf3): New.
6936 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
6938 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6940 * cse.c (fold_rtx): Avoid empty body in an if-statement.
6942 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
6943 `U' integer constant suffix.
6945 * dwarf2out.c (add_subscript_info): Avoid empty body in an
6948 * sparc/sol2.h (__enable_execute_stack): Prototype.
6950 2000-08-14 David Edelsohn <edelsohn@gnu.org>
6952 * collect2.c: Remove use of AIX import file.
6954 * longlong.h: Test ARCH_PWR not ARCH_POWER.
6956 * rs6000.c (print_operand, case 'E'): Add else.
6958 2000-08-14 Richard Henderson <rth@cygnus.com>
6960 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
6961 (movdi_symbolic): New.
6963 2000-08-14 Jim Wilson <wilson@cygnus.com>
6965 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
6966 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
6967 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
6970 2000-08-14 Richard Henderson <rth@cygnus.com>
6972 * expr.c (emit_group_load): Don't force constants into registers.
6973 Special case source already in the correct mode.
6975 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
6977 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
6978 * fixinc/inclhack.def: Likewise.
6979 * fixinc/mkfixinc.sh: Likewise.
6980 * configure: Regenerate.
6981 * fixinc/fixincl.x: Regenerate.
6982 * install.texi: Document equivalence of linux and linux-gnu.
6984 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6986 * cse.c (insert_regs): Also in REG case: When finding an invalid
6987 value, and we make a new quantity, make sure that it won't be
6988 mistaken by for a valid one by mention_regs.
6990 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
6992 * h8300.md: Remove obsolete peepholes.
6994 2000-08-13 Kazu Hirata <kazu@hxi.com>
6996 * invoke.texi (H8/300 Options): Fix typos.
6997 * config/h8300.c: Fix formatting.
6998 * config/h8300.h: Fix comment typos.
6999 (OVERRIDE_OPTIONS): Fix formatting.
7001 * function.c: Fix formatting.
7003 * cse.c: Fix formatting.
7005 2000-08-13 Geoff Keating <geoffk@cygnus.com>
7007 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
7008 (attempt_auto_inc): Suppress parentheses warning.
7009 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
7010 * loop.c (load_mems): Remove `u' suffix in two places.
7011 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
7013 * config/rs6000/rs6000.h: Likewise.
7014 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
7015 __eabi dummy routine.
7016 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
7019 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
7020 not put stuff in .sdata unnecessarily.
7021 (rs6000_unique_section): New function.
7022 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
7023 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
7025 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
7026 arrays in C99. Don't try to look at DECL_REGISTER of a
7027 COMPONENT_REF. Don't complain twice about the same error.
7029 * fixinc/inclhack.def (aix_pthread): New fix.
7030 (aix_sysmachine): New fix.
7031 * fixinc/fixincl.x: Regenerate.
7033 * expr.c (expand_expr): Call convert_modes when turning a large
7034 multiply into a small one.
7036 2000-08-12 Geoff Keating <geoffk@cygnus.com>
7038 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
7039 the tree structure an exponent rather than an explicit alignment
7040 so it doesn't overflow.
7041 (SET_DECL_OFFSET_ALIGN): New macro.
7042 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
7043 rather than DECL_OFFSET_ALIGN.
7044 (place_field): Likewise.
7045 * expmed.c (store_bit_field): Abort on align==0 to avoid
7046 antisocial machine behaviour.
7048 2000-08-12 Richard Henderson <rth@cygnus.com>
7050 * sibcall.c (uses_addressof): Accept both addressof and
7051 current_function_internal_arg_pointer inside a mem.
7052 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
7053 if current_function_uses_addressof.
7054 * stmt.c (expand_return): Kill tail recursion and HAVE_return
7057 2000-08-11 Richard Henderson <rth@cygnus.com>
7059 * config/ia64/ia64.md (addsi3): Remove expander.
7060 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
7061 (*addsi3_shladd): New.
7063 2000-08-11 Richard Henderson <rth@cygnus.com>
7065 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
7066 (do_restore): Likewise.
7067 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
7068 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
7069 (rtx_needs_barrier): Track actual bit manipulation for
7070 ar.unat moves, gr_spill, and gr_restore.
7071 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
7072 (process_set): Don't handle varargs spills.
7073 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
7074 .mem.offset here instead of in process_set.
7075 (gr_restore): Likewise.
7077 2000-08-11 Richard Henderson <rth@cygnus.com>
7079 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
7081 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7083 * gcc.texi (The Configuration File): Document
7084 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
7085 UPDATE_PATH_HOST_CANONICALIZATION.
7087 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7089 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
7090 unprototyped function pointer casts on integer constants.
7092 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
7094 * fixproto: Recognize DOS paths with drive letters as absolute paths.
7096 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
7098 * extend.texi (Volatiles): Fix typos.
7100 2000-08-11 Kazu Hirata <kazu@hxi.com>
7102 * flow.c: Fix formatting.
7104 2000-08-11 Richard Henderson <rth@cygnus.com>
7106 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
7107 pattern, always allocate a tertiary scratch register.
7109 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
7110 (reload_inhi): Likewise.
7112 2000-08-11 Richard Henderson <rth@cygnus.com>
7114 * function.c (put_reg_into_stack): Allow type to be NULL.
7115 (schedule_fixup_var_refs): Likewise.
7116 (gen_mem_addressof): Allow decl to be NULL.
7117 (put_addressof_into_stack): Likewise.
7119 * flow.c (merge_blocks_nomove): Be more careful about
7120 locating the beginning of block A.
7122 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
7124 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7129 * config.in: Reverted the check for <sched.h>.
7131 2000-08-10 Chris Demetriou <cgd@sibyte.com>
7133 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
7134 macros define the name of CTOR and DTOR sections.
7135 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7136 DTOR_LIST_END): Change to use attributes to specify
7138 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
7139 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7140 DTOR_LIST_END): Same as in mips/elf.h.
7142 2000-08-10 Drew Moseley <dmoseley@redhat.com>
7144 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
7145 disabling just crt0.o.
7147 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
7149 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
7150 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
7151 (EXTRA_SPECS): Add them.
7152 * arm/lib1funcs.asm: Support builds for interworking.
7153 Use macros to eliminate duplicated pieces of code.
7155 2000-08-10 Kazu Hirata <kazu@hxi.com>
7157 * h8300.c (expand_a_rotate): New.
7158 (emit_a_rotate): Likewise.
7159 (h8300_adjust_insn_length): Add support for the rotate insns.
7160 * h8300.md (rotlqi3): New.
7161 (*rotlqi3_1): Likewise.
7162 (rotlhi3): Likewise.
7163 (*rotlhi3_1): Likewise.
7164 (rotlhi3): Likewise.
7165 (*rotlhi3_1): Likewise.
7166 * h8300-proto.h: Add prototypes for expand_a_rotate and
7169 * h8300.c: Fix comment typos.
7170 (dosize): Declare the variable amount as unsigned.
7171 (get_shift_alg): Fix a comparison between signed and unsigned.
7172 (emit_a_shift): Likewise.
7173 (h8300_adjust_insn_length): Simplify the code.
7175 * c-decl.c: Fix formatting.
7177 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7179 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
7180 warning about non-traditional numeric constant suffixes.
7182 * cppexp.c (parse_number): Likewise.
7184 * invoke.texi: (-Wtraditional): Document new behavior.
7186 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7188 * gthr-posix.h: Include auto-host.h. Conditionally include
7190 * configure.in: Check for the <sched.h> header file.
7191 * config.in: Added define for HAVE_SCHED_H.
7193 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7195 * c-typeck.c (process_init_element): For -Wtraditional, warn about
7196 initialization of unions.
7198 * invoke.texi (-Wtraditional): Document new behavior.
7200 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
7202 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
7203 instead of extra_c_flags.
7204 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
7205 * configure: Regenerate.
7206 * config.in: Regenerate.
7208 * cpperror.c (cpp_type2name): New function.
7209 * cpplex.c (lex_line): If we issued an error for an invalid
7210 preprocessing directive, discard that logical line.
7211 * cpplib.c (do_line): Call a hook function if the current file
7212 is renamed by #line.
7213 (do_ident): Pass the contents of the string, not the entire
7214 token, to the callback function.
7215 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
7216 (cb.rename_file): New hook function.
7217 (cb.ident): Adjust prototype.
7218 (cpp_type2name): Prototype.
7219 * cppmacro.c (dump_macro_args): Correct precedence lossage.
7221 * cppmain.c (cb_ident): Update for changed interface.
7222 (cb_rename_file): New function.
7223 (main): Set rename callback.
7225 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
7227 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
7228 multi-word registers.
7230 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
7232 * c-common.c (combine_strings, check_format_info): Refer to ISO C
7233 or ISO C89 instead of ANSI C.
7234 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
7235 build_enumerator, do_case): Likewise.
7236 * c-lex.c (parse_float, yylex): Likewise.
7237 * c-parse.in: Likewise.
7238 * c-typeck.c (common_type, build_array_ref, build_binary_op,
7239 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
7240 build_c_cast, convert_for_assignment, set_init_index,
7241 set_init_label, c_expand_start_case): Likewise.
7242 * toplev.c (documented_lang_options, display_help): Likewise.
7244 2000-08-08 Kazu Hirata <kazu@hxi.com>
7246 * h8300.c: Fix formatting.
7247 * h8300.h: Likewise.
7248 * h8300.md: Likewise.
7249 (movsi_h8300hs): Fix formatting of the resulting assembly code.
7251 * reload1.c: Fix formatting.
7253 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
7255 * alpha/alpha.c (alpha_emit_xfloating_libcall):
7256 Use GEN_CALL_VALUE define.
7257 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
7258 * clipper/clipper.md (untyped_call): Likewise.
7259 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
7260 * fx80/fx80.md (untyped_call): Likewise.
7261 * mips/mips.md (untyped_call): Likewise.
7262 * ns32k/ns32k.md (untyped_call): Likewise.
7263 * pa/pa.md (untyped_call): Likewise.
7264 * romp/romp.md (untyped_call): Likewise.
7265 * sparc/sparc.md (untyped_call): Likewise.
7267 2000-08-08 Jason Eckhardt <jle@cygnus.com>
7269 * config/i860/i860.c (singlemove_string): Do not generate assembler
7270 pseudo instructions that must be expanded (that is, with signed
7271 constants larger than 16 bits).
7273 2000-08-08 Richard Henderson <rth@cygnus.com>
7275 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
7276 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
7277 (init_propagate_block_info): Don't kill memory stores at -O0.
7278 (mark_set_1, mark_used_regs): Likewise.
7280 2000-08-08 David Edelsohn <edelsohn@gnu.org>
7282 * rs6000.c (optimization_options): Decorate 'level' as
7284 (mask64_operand): Remove sign-extend thinko.
7285 (rldic_operand): New function.
7286 (load_multiple_operation): regno's are unsigned ints.
7287 (store_multiple_operation): Likewise.
7288 (lmw_operation): Likewise.
7289 (stmw_operation): Likewise.
7290 (includes_lshift_p): shift_mask is unsigned int.
7291 (includes_lshift64_p): New function.
7292 (addrs_ok_for_quad_peep): unsigned int reg1.
7293 (print_operand): Consistently add "else" after
7294 output_operand_lossage().
7295 (print_operand, case 'b'): Fold in case 'W'.
7296 (print_operand, case 'W'): Print rldic MB value.
7297 (output_epilogue): Update Objective-C language string.
7298 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
7299 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
7300 * rs6000.md (ashldi3): Add rldic instruction.
7301 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
7302 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
7305 2000-08-08 Richard Henderson <rth@cygnus.com>
7307 * config/ia64/ia64-protos.h: Remove duplicates. Update
7308 for massive code rearrangements.
7309 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
7310 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
7311 (ia64_local_regs, ia64_need_regstk): Remove.
7312 (ar_ccv_reg_operand): New.
7313 (ia64_gp_save_reg): New.
7314 (struct ia64_frame_info): Combine most of the size elements;
7315 add new gr save elements.
7316 (find_gr_spill): New.
7317 (next_scratch_gr_reg): New.
7318 (mark_reg_gr_used_mask): New.
7319 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
7320 to GR backing store regs when possible.
7321 (ia64_initial_elimination_offset): New.
7322 (ia64_rap_fp_offset): Remove.
7323 (save_restore_insns): Remove.
7324 (setup_spill_pointers): New.
7325 (finish_spill_pointers): New.
7326 (spill_restore_mem): New.
7327 (do_spill, do_restore): New.
7328 (ia64_expand_prologue): Rewrite to use them.
7329 (ia64_expand_epilogue): Likewise.
7330 (ia64_direct_return): Update for current_frame_info changes.
7331 (ia64_function_prologue): Simplify .prologue emission. Emit
7333 (ia64_setup_incoming_varargs): Don't ever emit rtl.
7334 (ia64_dbx_register_number): New.
7335 (ia64_initialize_trampoline): New.
7336 (ia64_secondary_reload_class): Request GR_REGS for integer
7337 arithmetic destined for FR_REGS.
7338 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
7339 (ia64_mark_machine_status): Mark ia64_gp_save.
7340 (rws_access_regno): Rename from rws_access_reg; don't treat
7341 predicates specially.
7342 (rws_access_reg): New. Update all callers.
7343 (rtx_needs_barrier): Remove dead unspecs.
7344 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
7345 (ia64_encode_section_info): Silence signed/unsigned warnings.
7346 (spill_offset, sp_offset, spill_offset_emitted): Remove.
7347 (tmp_reg, tmp_saved): Remove.
7348 (process_set): Rewrite to expect complicated bits via
7349 REG_FRAME_RELATED_EXPR.
7350 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
7351 in the use of ar.ccv; never set RTX_UNCHANGING_P.
7352 (ia64_expand_op_and_fetch): Likewise.
7353 (ia64_expand_compare_and_swap): Likewise.
7354 (ia64_expand_builtin): Likewise.
7355 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
7356 (FIRST_PSEUDO_REGISTER): Update.
7357 (AR_M_REGNO_P): Update.
7358 (FIXED_REGS): Don't mark three local registers as used.
7359 (EXTRA_CC_MODES): New.
7360 (SELECT_CC_MODE): New.
7361 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
7362 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
7363 (FRAME_GROWS_DOWNWARD): Unset.
7364 (STARTING_FRAME_OFFSET): Zero.
7365 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
7366 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
7367 (HARD_FRAME_POINTER_REGNUM): New.
7368 (CAN_DEBUG_WITHOUT_FP): Define.
7369 (TRAMPOLINE_TEMPLATE): Remove.
7370 (TRAMPOLINE_SIZE): Lower to 32.
7371 (TRAMPOLINE_ALIGNMENT): Lower to 64.
7372 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
7373 (PREDICATE_CODES): Update.
7374 (struct machine_function): Add ia64_gp_save.
7375 * config/ia64/ia64.md: Purge unused unspecs.
7376 (movsi patterns): Allow moves to/from AR_M_REGS.
7377 (movdi patterns): Allow moves to/from p0.
7378 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
7379 (gr_spill, gr_restore): Indicate ar.unat read/written.
7380 (nonlocal_goto): Don't pass old frame_pointer.
7381 (nonlocal_goto_receiver): Remove.
7382 (exception_receiver): New.
7383 (builtin_setjmp_setup): New.
7384 (builtin_setjmp_receiver): New.
7385 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
7386 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
7387 (__ia64_restore_stack_nonlocal): Likewise.
7388 (__ia64_trampoline): New.
7389 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
7391 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
7393 2000-08-08 Richard Henderson <rth@cygnus.com>
7395 * frame.h (ia64_frame_state): Add my_psp.
7396 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
7397 (__throw): Pass it in. Don't clobber r7.
7398 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
7399 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
7400 and nothing to do with sp.
7401 (normalize_reg_loc): Use frame->my_psp.
7402 (frame_translate): Handle frame-pointer-less functions. Set
7403 spill_base correctly, in absence of being told.
7404 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
7405 (__ia64_backtrace_helper): New sp argument. Use
7406 builtin_return_address instead of label addresses.
7407 (print_record) [mem_stack_v]: No size member.
7409 2000-08-08 Richard Henderson <rth@cygnus.com>
7411 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
7413 2000-08-08 Richard Henderson <rth@cygnus.com>
7415 * tm.texi (LOCAL_REGNO): Document.
7416 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
7417 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
7418 * reload1.c (reload): Likewise when considering nonlocal labels.
7420 * config/ia64/ia64.h (LOCAL_REGNO): New.
7421 * config/sparc/sparc.h (LOCAL_REGNO): New.
7423 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
7425 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
7427 2000-08-07 Nick Clifton <nickc@redhat.com>
7429 * config/mips/mips.c: Fix compile time warning messages.
7430 * config/mips/mips-protos.h: Add prototype for equality_op.
7432 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
7434 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
7436 * mn10300.md: Use nonimmediate_operand instead of general_operand
7439 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
7441 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
7443 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
7444 * sh.c (expand_block_move): Break long lines.
7445 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
7446 * sh.md (mulsi3): Likewise.
7447 (movdi): Adjust spacing.
7449 2000-08-07 Richard Henderson <rth@cygnus.com>
7451 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
7452 * expr.c (emit_group_store): Don't set it.
7454 2000-08-07 Kazu Hirata <kazu@hxi.com>
7456 * invoke.texi (Options for Debugging Your Program or GCC): Remove
7457 duplicate entries for 'w' and 'z'.
7459 * flow.c: Fix a comment typo.
7461 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7463 * c-parse.in: Changed the language string for Objective-C to "GNU
7466 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7468 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
7469 to improve the Posix thread support for Objective-C.
7471 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
7473 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
7474 CTI_UNSIGNED_PTRDIFF_TYPE.
7475 (signed_size_type_node): Define.
7476 (unsigned_ptrdiff_type_node): Define.
7477 * c-decl.c (init_decl_processing): Create the
7478 signed_size_type_node and unsigned_ptrdiff_type_node types.
7479 * c-common.c (T_SC): Define.
7482 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
7483 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
7485 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
7486 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
7487 flags for %c, %s and %[.
7488 (check_format_info): Only allow leniency for signedness of targets
7489 of character pointers (when pedantic) for formats flagged with
7490 "c", so for strings but not for %hh formats. When pedantic, don't
7491 allow character pointers to substitute for void pointers if a
7492 second level of indirection is present.
7494 2000-08-06 Kazu Hirata <kazu@hxi.com>
7496 * invoke.texi (Options for Debugging Your Program or GCC): Update
7497 the names of dump files.
7499 * h8300.c (dosize): Rearrange code for conciseness.
7500 (split_adds_subs): Likewise.
7502 * loop.c: Fix formatting.
7504 * dwarf2out.c: Fix formatting.
7506 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
7508 * expr.c: Fix formatting.
7510 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7512 * rs6000.c (rs6000_maybe_dead): Prototype.
7514 2000-08-06 Richard Henderson <rth@cygnus.com>
7516 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
7517 HAVE_nonlocal_goto as well.
7518 * config/i960/i960.md (nonlocal_goto): Don't do it here.
7519 * config/pj/pj.md (nonlocal_goto): Likewise.
7521 2000-08-07 Michael Hayes <mhayes@cygnus.com>
7523 * loop.c (try_swap_copy_prop): New function.
7524 (load_mems): Rename copies to load_copies and add new regset
7525 store_copies. Check for sets of shadow registers and mark
7526 in store_copies. Call try_swap_copy_prop for registers
7527 marked in store_copies.
7529 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7531 * objc/objc-act.c: New command line option -fconstant-string-class
7532 to allow specifying a user defined constant string class,
7533 different from NXConstantString.
7535 * toplev.c: Moved the Objective-C specific options to
7536 objc/lang-options.h.
7538 * objc/lang-options.h: Moved the Objective-C specific options from
7539 toplev.c. Added -fconstant-string-class.
7541 2000-08-05 Chris Demetriou <cgd@sibyte.com>
7543 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7544 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
7545 __CTOR_LIST__ from func_ptr array to just func_ptr, to
7546 avoid extra alignment imposed on arrays.
7547 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7548 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
7550 * mips.h: Clean up comments and spacing near MASKs.
7551 (TARGET_UNIX_ASM): Delete.
7552 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
7553 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
7556 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
7558 * c-common.c (print_char_table): Add entries for the X/Open '
7559 format flag (print decimals with locale's thousands grouping
7560 character). Make %C expect wint_t.
7561 (check_format_info): If pedantic, warn when the %n$ operand
7562 number form is used. Allow for the ' flag; warn about it if
7565 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
7567 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
7568 type is a float mode, cfun->decl's return type is not, and
7569 TARGET_FLOAT_RETURNS_IN_80387.
7571 2000-08-04 Andreas Schwab <schwab@suse.de>
7573 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
7574 token list, which are always `#' and `pragma'.
7576 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
7578 * tree.c (tree_expr_nonnegative_p): Move to...
7579 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
7580 (rtl_expr_nonnegative_p): New.
7581 * tree.h: Add prototype for rtl_expr_nonnegative_p.
7583 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
7584 CONST_DOUBLE_CHAIN: Move to...
7585 * rtl.h: ...here. Use XCINT/XCEXP.
7587 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
7588 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
7589 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
7592 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
7594 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7596 * config/c4x/c4x.md (return_indirect_internal): New.
7597 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
7599 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7601 * c-common.c (time_char_table): Mark up formats added in C99 and
7602 make other corrections. %D and %g were added in C99. %Og is an
7603 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
7604 C99. %e was added in C99. %Oj is an extension. %G and %z are in
7605 C99 rather than GNU extensions, but %OG and %Oz are extensions.
7606 %h was added in C99. %C was added in C99. %OY and %OC are
7607 extensions. Add the C99 format %F.
7608 (check_format_info): If pedantic and not in C99 mode, warn for C99
7611 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7613 * function.c (schedule_fixup_var_refs): New function, broken out
7614 of put_reg_into_stack.
7615 (put_reg_into_stack): Use it.
7616 (put_var_into_stack): In CONCAT case, fixup up references for
7617 components only after fixing up references to the whole concat.
7619 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
7621 * alias.c (mark_constant_function): Use INSN_P.
7622 (init_alias_analysis): Likewise.
7623 * combine.c (combine_instructions): Use INSN_P.
7624 (can_combine_p): Likewise.
7625 (try_combine): Likewise.
7626 (distribute_notes): Likewise.
7627 (distribute_links): Likewise.
7628 * cse.c (cse_around_loop): Use INSN_P.
7629 (invalidate_skipped_block): Likewise.
7630 (cse_set_around_loop): Likewise.
7631 (cse_end_of_basic_block): Likewise.
7632 (delete_trivially_dead_insns): Likewise.
7633 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
7634 (unshare_all_rtl_1): Likewise.
7635 (next_cc0_user): Likewise.
7636 (try_split make_insn_raw): Likewise.
7637 (remove_unnecessary_notes): Likewise.
7638 * final.c (shorten_branches): Use INSN_P.
7639 (leaf_renumber_regs): Likewise.
7640 (leaf_renumber_regs_insn): Likewise.
7641 * flow.c (find_label_refs): Use INSN_P.
7642 (verify_wide_reg): Likewise.
7643 (notice_stack_pointer_modification): Likewise.
7644 (count_or_remove_death_notes): Likewise.
7645 (verify_flow_info): Likewise.
7646 (clear_log_links): Likewise.
7647 * function.c (fixup_var_refs_insns): Use INSN_P.
7648 (compute_insns_for_mem): Likewise.
7649 * gcse.c (alloc_gcse_mem): Use INSN_P.
7650 (compute_sets): Likewise.
7651 (compute_hash_table): Likewise.
7652 (classic_gcse): Likewise.
7654 (insert_insn_end_bb): Likewise.
7655 (delete_null_pointer_checks_1): Likewise.
7656 * global.c (expand_preferences): Use INSN_P.
7657 (build_insn_chain): Likewise.
7658 * graph.c (node_data): Use INSN_P.
7659 * haifa-sched.c (priority): Use INSN_P.
7660 (rm_line_notes): Likewise.
7661 (rm_other_notes): Likewise.
7662 (find_insn_reg_weight): Likewise.
7663 (init_target_units): Likewise.
7664 (schedule_block): Likewise.
7665 (compute_block_forward_dependences): Likewise.
7666 (debug_dependencies): Likewise.
7667 (set_priorities): Likewise.
7668 * integrate.c (function_cannot_inline_p): Use INSN_P.
7669 (save_parm_insns): Likewise.
7670 (copy_insn_list): Likewise.
7671 * jump.c (mark_all_labels): Use INSN_P.
7672 (never_reached_warning): Likewise.
7673 * lcm.c (optimize_mode_switching): Use INSN_P.
7674 * local-alloc.c (validate_equiv_mem): Use INSN_P.
7675 (memref_used_between_p): Likewise.
7676 (update_equiv_regs): Likewise.
7677 (block_alloc): Likewise.
7678 (no_conflict_p): Likewise.
7679 * loop.c (scan_loop): Use INSN_P.
7680 (find_and_verify_loops): Likewise.
7681 (count_loop_regs_set): Likewise.
7682 (loop_reg_used_before_p): Likewise.
7683 (strength_reduce): Likewise.
7684 (recombine_givs): Likewise.
7685 (check_dbra_loop): Likewise.
7686 (load_mems): Likewise.
7687 (try_copy_prop): Likewise.
7688 * print-rtl.c (print_rtx): Use INSN_P.
7689 * recog.c (find_single_use): Use INSN_P.
7690 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
7691 (next_flags_user): Likewise.
7692 (swap_rtx_condition): Likewise.
7693 * regmove.c (mark_flags_life_zones): Use INSN_P.
7694 (optimize_reg_copy_1): Likewise.
7695 (optimize_reg_copy_2): Likewise.
7696 (optimize_reg_copy_3): Likewise.
7697 (reg_is_remote_constant_p): Likewise.
7698 (fixup_match_2): Likewise.
7699 (regmove_optimize): Likewise.
7700 (fixup_match_1): Likewise.
7701 * regrename.c (build_def_use): Use INSN_P.
7702 (replace_reg_in_block): Likewise.
7703 (consider_use): Likewise.
7704 * reload.c (find_equiv_reg): Use INSN_P.
7705 * reload1.c (reload): Use INSN_P.
7706 (maybe_fix_stack_asms): Likewise.
7707 (calculate_needs_all_insns): Likewise.
7708 (reload_as_needed): Likewise.
7709 (emit_output_reload_insns): Likewise.
7710 (delete_address_reloads_1): Likewise.
7711 (reload_cse_regs_1): Likewise.
7712 (reload_combine): Likewise.
7713 (reload_cse_move2add): Likewise.
7714 * reorg.c (redundant_insn): Use INSN_P.
7715 (dbr_schedule): Likewise.
7716 * resource.c (find_dead_or_set_registers): Use INSN_P.
7717 (mark_target_live_regs): Likewise.
7718 * rtlanal.c (reg_used_between_p): Use INSN_P.
7719 (reg_referenced_between_p): Likewise.
7720 (reg_set_between_p): Likewise.
7721 (reg_set_p): Likewise.
7722 (single_set): Likewise.
7723 (multiple_sets): Likewise.
7724 (find_last_value): Likewise.
7725 (reg_set_last): Likewise.
7726 (find_reg_note): Likewise.
7727 (find_regno_note): Likewise.
7728 * sibcall.c (sequence_uses_addressof): Use INSN_P.
7729 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
7730 * ssa.c (find_evaluations): Use INSN_P.
7731 (rename_block): Likewise.
7732 (rename_equivalent_regs): Likewise.
7733 * unroll.c (loop_find_equiv_value): Use INSN_P.
7734 (set_dominates_use): Likewise.
7735 * varasm.c (mark_constant_pool): Use INSN_P.
7736 (mark_constants): Likewise.
7737 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
7738 (alphaev4_next_group): Likewise.
7739 (alphaev5_next_group): Likewise.
7740 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
7741 (c4x_rptb_rpts_p): Likewise.
7742 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
7743 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
7744 (rs6000_adjust_priority): Likewise.
7745 * config/sh/sh.c (sh_loop_align): Use INSN_P.
7746 (machine_dependent_reorg): Likewise.
7747 (split_branches): Likewise.
7748 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
7750 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
7752 * combine.c (recog_for_combine): Remove the old notes
7753 prior to attempting to recognize the new pattern.
7754 (distribute_notes): Ignore REG_NONNEG notes.
7756 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
7758 * varasm.c (output_constructor): Add .align 0 for packed vars.
7760 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7762 * configure.in: Use default thread_file even when enable_threads is
7763 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
7764 * configure: Rebuilt.
7766 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
7768 2000-08-04 Donn Terry (donnte@microsoft.com)
7770 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
7772 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7774 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
7775 Delete code that conditionally modifies 'version'.
7776 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
7777 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
7778 * gcc.c (main): Use it.
7779 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
7780 * prefix.c (update_path): Use it.
7781 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
7782 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
7783 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
7785 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
7786 (SUBTARGET_SWITCHES): Adjust.
7787 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
7789 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
7791 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7793 * c-common.h (flag_isoc94): Declare.
7794 * c-decl.c (flag_isoc94): Define.
7795 (c_decode_option): Set flag_isoc94 as appropriate.
7796 * c-common.c (T_PD, T_IM, T_UIM): Define.
7797 (format_char_info): Add tlen and jlen.
7798 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
7800 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
7802 (time_char_table): Add NULL entries for %t and %j.
7803 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
7804 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
7805 Warn for printf %lf if pedantic and not C99. Don't warn for empty
7806 precision. Allow precision argument to be unsigned int. If
7807 pedantic, warn for %p passed an argument not a pointer to possibly
7808 qualified void or a possibly qualified character type, and for
7809 pointer targets of the wrong sign, except for character pointers.
7811 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7813 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
7814 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
7815 (wint_type_node): Define.
7816 * c-decl.c (WINT_TYPE): Define.
7817 (init_decl_processing): Create the wint_type_node type.
7818 * c-common.c (T_WI): Define.
7819 (print_char_table): Use T_WI for %lc format.
7821 2000-08-04 Bruce Korb <bkorb@gnu.org>
7823 * fixinc/: Verified that the MSDOS patch does not break
7824 the UNIX functionality and applied the next three patches
7827 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
7829 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
7830 output file with the temporary one by appending ".X" to generate
7831 the temporary fuile's name. If the output file already has an
7832 extension, replace it with ".X".
7834 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
7835 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
7836 reallocate the command buffer while copying the command-line
7837 argument. Redirect the output directly to the temporary file,
7838 instead of going through another temporary file.
7839 (process): Close the temporary file before unlinking it.
7840 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
7841 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
7842 (run_compiles): Pass p_fixd argument to machine_matches, as it
7845 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
7846 environment, assume there are no symlinks in the include
7847 directory. When cleaning up the DONE files, look for them
7848 case-insensitively. Don't try to remove symlinks if they aren't
7851 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
7852 all callers changed. Declare pz "const char *", to avoid compiler
7855 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
7856 Change prototype of make_raw_shell_str.
7858 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
7860 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
7861 (initialize) [__MSDOS__]: Use tempnam.
7862 (initialize): Don't use SIGPIPE if it is not defined.
7864 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
7867 2000-07-25 Bruce Korb <bkorb@gnu.org>
7869 * fixinc/fix*.[ch]: substantially reworked to make it possible
7870 to run this program without using fork(2) or pipe(2) (i.e. in
7873 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7875 * cppdefault.h (WINT_TYPE): Define.
7876 * cppinit.c (builtin_array): Define __WINT_TYPE__.
7877 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
7878 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
7880 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
7882 * (mips_legitimate_address_p): Don't allow register+offset
7883 if the offset is large and negative, and we are compiling
7884 for 64 bit registers.
7886 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7888 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
7889 insn_code_number + 1.
7891 2000-08-04 Kazu Hirata <kazu@hxi.com>
7893 * h8300.c (function_prologue): Rearrange code for conciseness.
7894 (function_epilogue): Likewise.
7895 * h8300.h (OK_FOR_U): Fix formatting.
7897 * cse.c: Fix a comment typo. Fix formatting.
7899 2000-08-03 Richard Henderson <rth@cygnus.com>
7901 * config/i386/i386.md (return_indirect_internal): New.
7902 * config/i386/i386.c (ix86_expand_epilogue): Use it.
7904 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
7906 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
7908 (lex_line): Glue @ onto the beginning of identifiers and
7909 string constants, in Objective-C mode.
7910 (output_token, spell_token): Handle CPP_OSTRING.
7911 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
7912 beginning of a NAME or a STRING, in objc mode.
7914 * cpplib.c (get_define_node): Do not permit identifiers that
7915 begin with @ to be #defined.
7916 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
7917 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
7919 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
7920 * c-tree.h (build_objc_string): Delete prototype.
7921 * objc/objc-tree.def: Delete OBJC_STRING_CST.
7922 * c-lex.c (yylex): Use build_string for all three kinds of strings.
7924 * c-parse.in, objc/objc-act.c: Update commentary.
7926 2000-08-03 Mark Mitchell <mark@codesourcery.com>
7928 * extend.texi: Fix typo in last change.
7930 * extend.texi: Add commentary on statement-expressions and their
7931 interactions with C++.
7933 2000-08-03 Nick Clifton <nickc@cygnus.com>
7935 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
7936 * dwarf.h (LANG_JAVA): Change value to 0x000b.
7938 2000-08-03 Anthony Green <green@cygnus.com>
7940 * dwarf2out.c (gen_compile_unit_die): Add java language support.
7941 (add_bound_info): Check for java language.
7942 (is_java): New function.
7943 * dwarfout.c (output_compile_unit_die): Ditto.
7944 * dwarf.h (dwarf_source_language): Add java source language type.
7945 * dwarf2.h (dwarf_source_language): Ditto.
7947 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
7949 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
7952 * i386.c (ix86_expand_branch): Mode of comparison in
7953 IF_THEN_ELSE is VOIDmode.
7955 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
7957 * gengenrtl.c, rtl.c: Avoid #elif.
7959 2000-08-03 Michael Poole <poole@troilus.org>
7961 * tm.texi (Register Classes): Clarify order of sub-initializers
7962 in REG_CLASS_CONTENTS.
7964 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7966 From SAITOH Masanobu:
7967 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
7969 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
7971 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
7972 is not supported by tradcpp and isn't actually needed for cygwin.
7974 2000-08-03 Kazu Hirata <kazu@hxi.com>
7976 * h8300.c: Fix a comment typo.
7977 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
7979 * jump.c: Fix formatting.
7981 * toplev.c: Fix formatting.
7983 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
7985 * flow.c (find_auto_inc): Verify that we've got a REG before
7986 peeking at its regno. Fail, don't abort if we can't find
7987 the increment of the desired register.
7989 * pa.md (shadd height reduction patterns/splitters): Remove.
7991 2000-08-02 Jim Wilson <wilson@cygnus.com>
7993 * config/ia64/ia64-protos.h (flag_ssa): Declare.
7994 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
7996 2000-08-02 Mark Mitchell <mark@codesourcery.com>
7998 * dce.c: Remove all uses of assert.
7999 * dwarf2out.c: Likewise.
8000 * dwarfout.c: Likewise.
8003 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8005 * gcc.h (lang_specific_driver): Constify second argument.
8006 * gcc.c (translate_options, process_command, main): Likewise.
8007 Constify variables to match. Cast second argument to
8010 * cppspec.c, gccspec.c: Adjust type of second argument to
8011 lang_specific_driver, and update code as necessary.
8013 2000-08-02 Jakub Jelinek <jakub@redhat.com>
8015 * loop.c (scan_loop): Ensure update_end label does not
8016 go away until reg_scan_update is run.
8018 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8020 * c-common.h: Prototype min_precision and c_build_qualified_type here...
8021 * c-tree.h: ... not here.
8022 * errors.h: Prototype fancy_abort.
8024 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
8025 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
8026 * regrename.c (regrename_optimize): Make control flow explicit.
8027 (replace_reg_in_block): Initialize reg_use to 0.
8029 * i386.c (legitimate_address_p): Rename error label to
8030 report_error to avoid namespace clash.
8032 2000-08-02 Kazu Hirata <kazu@hxi.com>
8034 * fold-const.c: Fix formatting.
8036 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
8038 * i386.c (legitimate_address_p): Accept other bases than
8039 pic_offset_table_rtx for GOTOFF constructs.
8041 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8043 * i386.md (shift to lea splitter): Use const_int_operand.
8045 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8047 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
8048 cppspec.c: Do not use 'legal' or 'illegal' in error messages
8051 * cppmain.c (cb_define, cb_undef): Don't generate any output
8052 if not done_initializing.
8053 * cpplex.c (maybe_paste_with_next): When the token after a ##
8054 is an omitted rest argument, only delete the token before it
8055 if that token is a comma. Do not warn about bogus token
8056 pastes for , ## rest_arg.
8059 * cpp.1: Regenerate.
8061 2000-08-02 Fred Fish <fnf@be.com>
8063 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
8064 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
8067 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
8068 Be directories to search path.
8070 Remove support for __declspec(dllimport) and __declspec(dllexport).
8071 This is leftover cruft from the earlier BeOS gcc port when BeOS
8072 used Microsoft's PE object file format.
8073 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
8074 * config/i386/t-beos (winnt.o): Remove Makefile frag.
8075 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
8076 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
8077 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8078 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
8079 (REDO_SECTION_INFO_P): Remove.
8080 (ASM_EXPORT_DECL): Remove.
8081 (ASM_DECLARE_FUNCTION_NAME): Remove.
8082 (ASM_DECLARE_OBJECT_NAME): Remove.
8083 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
8084 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
8085 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
8086 (STRIP_NAME_ENCODING): Remove.
8088 Remove support for obsolete version of BeOS that is no longer
8090 * configure.in (i*86-*-beospe*): Remove.
8091 * config/i386/beos-pe.h: Remove.
8093 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
8094 Mark Mitchell <mark@codesourcery.com>
8096 * Makefile.in (OBJS): Added dce.o.
8097 (ssa.o): Updated target to include ssa.h.
8099 (toplev.o): Likewise.
8100 (dce.o): Created target.
8101 * basic-block.h: Added comments.
8102 (INVALID_BLOCK): Added definition.
8103 (connect_infinite_loops_to_exit): Added declaration.
8104 Moved SSA declarations to ssa.h.
8105 * flow.c: Added inclusion of ssa.h.
8106 (struct depth_first_search_dsS, depth_first_search_ds):
8108 (compute_immediate_postdominators): Added definition.
8109 (connect_infinite_loops_to_exit): Likewise.
8110 (flow_dfs_compute_reverse_init): Likewise.
8111 (flow_dfs_compute_reverse_add_bb): Likewise.
8112 (flow_dfs_compute_reverse_execute): Likewise.
8113 (flow_dfs_compute_reverse_finish): Likewise.
8114 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
8115 (LABEL_P): Added definition.
8118 (BARRIER_P): Likewise.
8119 (JUMP_TABLE_DATA_P): Likewise.
8120 (INSN_DEAD_CODE_P): Likewise.
8121 * ssa.c: Replaced inclusions with ssa.h inclusion.
8122 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
8123 (rename_registers): Removed unnecessary variables.
8124 * ssa.h: Created by moving declarations from ssa.c and
8126 * timevar.def: Defined TV_DEAD_CODE_ELIM.
8127 * toplev.c: Added ssa.h inclusion.
8128 (dump_file_index): Added DFI_dce.
8129 (dump_file): Added "dce" entry.
8131 (f_options): Added dce entry.
8132 * invoke.texi: Document -fdce. Emphasize experimental status of
8136 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
8138 * cpperror.c (v_message): Split into _cpp_begin_message and
8139 v_message macro. All callers updated.
8140 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
8143 * cppfiles.c (cpp_syshdr_flags): New function.
8144 (read_include_file): Don't call cpp_output_tokens. Call
8146 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
8147 (cpp_reader_init): Don't initialize token_buffer. Call
8148 _cpp_init_internal_pragmas.
8149 (cpp_cleanup): Don't clear token_buffer.
8150 (cpp_start_read): Don't worry about output from -D processing.
8151 Don't call cpp_output_tokens.
8152 (cpp_finish): Don't dump macros here. Don't call
8154 * cppmacro.c (_cpp_dump_definition): Rename
8155 cpp_dump_definition. Write directly to a FILE *.
8156 (dump_funlike_macro): Delete.
8157 (dump_macro_args): New.
8159 * cpplex.c (TOKEN_LEN): Convert to inline function.
8160 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
8161 cpp_scan_line, _cpp_dump_list): Delete.
8162 (cpp_printf, cpp_output_list): New.
8163 (output_line_command): Don't worry about entering or leaving files.
8164 (cpp_scan_buffer): Just output each token as we hit it.
8165 (process_directive): Don't call cpp_output_tokens.
8166 (_cpp_glue_header_name): Don't use token_buffer.
8167 (output_token, dump_param_spelling): Write directly to a FILE *.
8169 * cpplib.c (pass_thru_directive, dump_macro_name,
8170 pragma_dispatch, do_pragma_gcc): Delete.
8171 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
8172 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
8174 (do_error, do_warning, pragma_dependency): Call
8175 _cpp_begin_message, then cpp_output_list.
8176 (cpp_register_pragma, cpp_register_pragma_space,
8177 _cpp_init_internal_pragmas): New.
8178 (do_pragma): Walk the pragmas table here.
8179 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
8180 do_pragma_dependency): Return void.
8181 (do_pragma_implementation): Moved to cppmain.c.
8183 * cpplib.h: Update prototypes.
8184 (struct cpp_reader): Remove printer, token_buffer,
8185 token_buffer_size, and limit. Add struct cb, and pragmas.
8186 (struct cpp_printer): Remove last_id and written.
8187 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
8188 CPP_ADJUST_WRITTEN): Delete.
8189 * cpphash.h: Update prototypes.
8190 (ufputs): New wrapper.
8192 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
8193 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
8194 (main): Set up callbacks. Register #pragma implementation.
8195 Dump macros from here.
8197 2000-08-01 Geoff Keating <geoffk@cygnus.com>
8199 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
8200 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
8201 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
8202 insns if they have a REG_MAYBE_DEAD note attached.
8203 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
8204 (rs6000_emit_load_toc_table): TOC loads may go dead.
8206 2000-08-01 Jim Wilson <wilson@cygnus.com>
8208 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
8209 type exists before using it. Use number of words as alignment
8211 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
8212 ia64_va_arg): Propagate ia64_function_args changes here.
8214 2000-08-01 Richard Henderson <rth@cygnus.com>
8216 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
8217 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
8219 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
8221 From Joern Rennecke:
8222 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
8223 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
8224 unless TARGET_SH3E is set.
8225 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
8227 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
8228 (ashlsi3_std): New pattern.
8229 (ashlsi3 expander): Use it for TARGET_SH3.
8230 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
8232 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8234 * loop.c (canonicalize_condition): Use destination, not source to
8235 determine SET's mode.
8237 2000-07-31 Mark Mitchell <mark@codesourcery.com>
8239 * flow.c (clear_log_links): Fix typo.
8241 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
8243 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
8244 on targets which need more than one insn for a compare/cbranch
8247 2000-07-31 Jim Wilson <wilson@cygnus.com>
8249 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
8250 when computing offset.
8252 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
8254 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
8256 2000-07-31 Geoff Keating <geoffk@cygnus.com>
8258 * flow.c (clear_log_links): Nuke global_live_at_start and
8259 global_live_at_end data, since if the log_links stuff is invalid
8260 so is global_live_at_*.
8262 2000-07-31 Richard Henderson <rth@cygnus.com>
8264 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
8266 2000-07-31 Jakub Jelinek <jakub@redhat.com>
8268 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
8269 (_cpp_get_token): Don't macro expand a just pasted token if it
8270 was pasted at no_expand_level.
8272 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8274 * cppmacro.c (find_param, count_params, save_expansion):
8275 Permit 'defined' as a macro parameter name.
8277 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8279 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
8280 xcpp to cpp throughout.
8281 (native): Remove unnecessary dependency on cpp.
8283 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
8284 tradcpp to tradcpp0.
8285 (.i spec): Add missing output-file spec to cc1 command line.
8286 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
8288 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8290 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
8291 (implicit_decl_warning): New function.
8292 (implicitly_declare): Use it.
8293 * c-typeck.c (build_external_ref): Use implicit_decl_warning
8294 to complain about implicit decls of builtins.
8296 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
8297 based on pedantic && flag_isoc99, if not already set.
8298 * c-tree.h: Declare mesg_implicit_function_declaration.
8299 Prototype implicit_decl_warning.
8301 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
8303 * Makefile.in (ssa.o): Updated header files in dependences.
8304 * basic-block.h: Added compute_immediate_postdominators declaration.
8305 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
8307 * flow.c (compute_immediate_dominators): Updated comment.
8308 (compute_immediate_postdominators): Added definition.
8309 * rtl.h (HARD_REGISTER_P): Added definition.
8310 * ssa.c: Include additional header files.
8311 (assert): Added definition.
8312 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
8313 include select hard registers.
8314 (ssa_rename_to_insert): Likewise.
8315 (ssa_rename_from_initialize): Likewise.
8316 (ssa_rename_from_lookup): Likewise.
8317 (original_register): Likewise.
8318 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
8319 include select hard reigsters.
8320 (ssa_rename_from_traverse): Likewise.
8321 (ssa_rename_from_free): Likewise.
8322 (ssa_rename_from_print): Likewise.
8323 (ssa_rename_from_print_1): Likewise.
8324 (ssa_rename_from_hash_function): Likewise.
8325 (ssa_rename_from_equal): Likewise.
8326 (ssa_rename_from_delete): Likewise.
8327 (simplify_to_immediate_dominators): Removed in favor of
8328 flow.c:compute_immediate_dominators.
8329 (find_evaluations_1): Modified to work with hard registers.
8330 (insert_phi_node): Likewise.
8331 (insert_phi_nodes): Likewise.
8332 (struct rename_set_data): Updated prev_reg comment.
8333 (create_delayed_rename): Modified to work with hard registers.
8334 (RENAME_NO_RTX): Updated comment.
8335 (apply_delayed_renames): Modified to work with hard registers.
8336 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
8337 (rename_block): Updated to use revised ssa_rename_to interface.
8338 (rename_registers): Updated to use revised ssa_rename_to and
8339 ssa_rename_from interface.
8340 (convert_to_ssa): Revised to use compute_immediate_dominators and
8341 deal with hard registers.
8342 (make_regs_equivalent_over_bad_edges): Modified to work with hard
8343 registers. Added check for illegal unification of hard register.
8344 (make_equivalent_phi_alternatives_equivalent): Modified to work
8345 with hard registers.
8346 (compute_conservative_reg_partition): Likewise.
8347 (coalesce_if_unconflicting): Modified to work with hard registers
8348 and check for conflicting hard registers.
8349 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
8351 (rename_equivalent_regs_in_insn): Modified to work with hard
8353 (record_canonical_element_1): Added definition.
8354 (check_hard_regs_in_partition): Added definition.
8355 (convert_from_ssa): Added data structure deallocation and check
8356 for illegal hard register unification.
8357 (conflict_hard_regs_p): Added definition.
8358 * toplev.c (rest_of_compilation): Added comment.
8360 2000-07-31 Anthony Green <green@redhat.com>
8362 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
8364 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
8366 * builtins.c (expand_builtin_apply): Don't defer pop during
8369 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8371 * calls.c (combine_pending_stack_adjustment_and_call): Only use
8372 preferred_unit_stack_boundary when it is > 1.
8374 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
8376 * c-common.c (init_function_format_info): Add C99 format functions
8379 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
8380 void' or 'register void' as being the special case of 'void' alone
8381 in a parameter list.
8383 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
8384 discarding qualifiers into a plain warning.
8386 2000-07-31 Kazu Hirata <kazu@hxi.com>
8388 * combine.c: Fix formatting.
8390 * h8300.md: Fix formatting.
8392 * local-alloc.c: Fix formatting.
8394 * h8300.c (get_shift_alg): Remove the variable alg.
8395 (emit_a_shift): Rearrange code to improve readability.
8397 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
8399 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
8400 HImode on all architectures and a combination of HImode and SImode
8401 on H8/300H and H8/S.
8403 * h8300.c (split_adds_subs): Rearrange code for conciseness.
8405 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
8407 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
8410 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
8412 * recog.c (extract_insn): Set operand_mode according to
8413 operand if match_operand is VOIDmode.
8415 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
8417 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
8419 2000-07-31 Geoff Keating <geoffk@cygnus.com>
8421 * c-parse.in (extdefs): Call ggc_collect between external
8424 2000-07-30 Michael Hayes <mhayes@cygnus.com>
8425 Richard Henderson <rth@cygnus.com>
8427 * Makefile.in (OBJS): Add doloop.o.
8428 * doloop.c: New file.
8430 * final.c (insn_current_reference_address): Return 0 before final.
8431 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
8432 * jump.c (any_uncondjump_p): Likewise.
8433 * loop.c (indirect_jump_in_function): Make static.
8434 (strength_reduce): Call doloop_optimize.
8435 (insert_bct, instrument_loop_bct): Remove.
8436 * loop.h (doloop_optimize): Prototype.
8437 * recog.c (split_all_insns): Split all INSN_P.
8438 * toplev.c (flag_branch_on_count_reg): Default on.
8440 * config/c4x/c4x.c (c4x_optimization_options): Don't set
8441 flag_branch_on_count_reg.
8442 * config/i386/i386.c (override_options): Likewise.
8443 * config/rs6000/rs6000.c (optimization_options): Likewise.
8445 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
8447 (dbra_ge): Remove, as well as all it's splitters.
8449 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
8452 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
8453 (ia64_register_move_cost): Declare.
8454 * config/ia64/ia64.c (ar_lc_reg_operand): New.
8455 (struct ia64_frame_info): Add ar_size.
8456 (ia64_compute_frame_size): Set it.
8457 (save_restore_insns): Save and restore ar.lc.
8458 (ia64_register_move_cost): New, moved from header file. Handle
8459 application registers.
8460 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
8461 (emit_insn_group_barriers): Special case doloop_end_internal.
8462 (ia64_epilogue_uses): Mark ar.lc live at end.
8463 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
8464 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
8465 (FIRST_PSEUDO_REGISTER): Make room.
8466 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
8467 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
8468 (REG_ALLOC_ORDER): Update.
8469 (HARD_REGNO_MODE_OK): Update.
8470 (REGISTER_NAMES): Update.
8471 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
8472 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8473 (REGNO_REG_CLASS): Update.
8474 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
8475 (REGISTER_MOVE_COST): Move out of line.
8476 (PREDICATE_CODES): Update.
8477 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
8478 (addsi3_plus1_alt, adddi3_plus1_alt): New.
8479 (shladd_elim splitter): Allow constants in the predicate.
8480 (doloop_end, doloop_end_internal): New.
8482 2000-07-30 Richard Henderson <rth@cygnus.com>
8484 * genattrtab.c (struct insn_def): Add lineno member.
8485 (struct insn_ent): Likewise.
8486 (struct attr_desc): Likewise.
8487 (struct delay_desc): Likewise.
8488 (struct function_unit_op): Likewise.
8489 (struct function_unit): Likewise.
8490 (check_attr_value): Use message_with_line.
8491 (check_defs): Likewise.
8492 (expand_units): Likewise.
8493 (check_attr_test): Take a lineno argument.
8494 (gen_attr): Likewise.
8495 (gen_insn): Likewise.
8496 (gen_delay): Likewise.
8497 (gen_unit): Likewise.
8498 (main): Give it to them.
8499 (convert_set_attr_alternative): Take an insn_def argument
8500 instead of num_alt and insn_index.
8501 (convert_set_attr): Likewise.
8502 (write_test_expr): Protect INSN_ADDRESSES load
8503 with INSN_ADDRESSES_SET_P.
8505 2000-07-30 Richard Henderson <rth@cygnus.com>
8507 * flow.c (init_propagate_block_info): Use pc_set.
8509 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8511 * i386.md (*lea_general_[123]) New insns and splits.
8512 (addsi3 to lea splitter): Handle other modes too.
8513 (shlsi3 to lea splitter): Likewise.
8514 (addhi_1_lea, shlhi_1_lea): New patterns.
8515 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
8517 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
8519 * recog.c (general_operand, nonimmediate_operand): Accept
8520 any mode for VOIDmode CONSTANT_P operands.
8522 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8524 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
8525 instead of replace_rtx.
8526 * recog.c (validate_replace_rtx_subexp): New function.
8527 * recog.h (validate_replace_rtx_subexp): Declare.
8529 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
8531 * combine.c (simplify_set, make_extraction, make_compound_operation
8532 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
8533 as force_to_mode argument.
8535 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
8537 * combine.c (if_then_else_cond): Be sure that mode fits in
8540 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
8542 * combine.c (record_promoted_value): Allow bitsize of mode
8543 to be equivalent to HOST_BITS_PER_WISE_INT.
8545 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8547 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
8548 Do not call gen_mode_alignment when mode is BLKmode.
8550 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
8552 * loop.c (express_from_1): Fix call of simplify_gen_binary.
8554 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
8556 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
8557 VOIDmode implies both operands to be VOIDmode.
8558 (simplify_ternary_operation): Compute properly the mode of comparison.
8559 * combine.c (combine_simplify_rtx): Likewise.
8561 2000-07-25 Michael Hayes <mph@paradise.net.nz>
8563 * basic-block.h (struct loops): New field rc_order.
8564 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
8565 (flow_loops_free): Free rc_order.
8566 (flow_depth_first_order_compute): New parameter rc_order.
8567 (flow_loops_find): Allocate rc_order and swap usage with
8570 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8571 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8573 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
8574 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
8575 (nodb_call, return_from_epilogue): Likewise.
8576 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
8577 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
8578 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
8579 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8580 (c4x_valid_type_attribute_p): Likewise.
8581 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
8582 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
8584 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8586 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
8587 and loadhi_big_constant if applicable.
8588 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
8589 and add new splitter.s
8591 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8593 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
8595 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8597 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
8599 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8601 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
8603 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8605 * config/c4x/libgcc.S (divqf3): Improve accuracy.
8607 2000-07-27 Mark Mitchell <mark@codesourcery.com>
8609 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
8610 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
8611 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
8612 (get_prev_bb_note): Likewise.
8613 (remove_scope_notes): Likewise.
8614 * flow.c (commit_one_edge_insertion): Likewise.
8615 (merge_blocks_nomove): Likewise.
8616 (verify_flow_info): Likewise.
8617 * gcse.c (insert_insn_end_bb): Likewise.
8618 * reg-stack.c (emit_swap_insn): Likewise.
8619 * ssa.c (first_insn_after_basic_block_note): New function.
8620 (insert_phi_node): Use it.
8621 (rename_block): Likewise.
8622 (eliminate_phi): Likewise.
8623 (make_regs_equivalent_over_bad_edges): Likewise.
8624 (make_equivalent_phi_alternatives_equivalent): Likewise.
8625 (for_each_successor_phi): Likewise.
8626 (convert_from_ssa): Modify phi-node deletion algorithm.
8628 2000-07-29 Andreas Jaeger <aj@suse.de>
8630 * configure.in (mips*-*-linux*): Use mips*el to check for little
8631 endian MIPS, add tmake_file.
8633 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
8634 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
8635 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
8637 2000-07-28 Richard Henderson <rth@cygnus.com>
8639 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
8640 Sign extend mode size before negating.
8642 2000-07-28 Richard Henderson <rth@cygnus.com>
8644 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
8646 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
8648 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
8649 (cse_insn): Likewise.
8650 (addr_affects_sp_p): Likewise.
8651 * expr.c (move_by_pieces): Likewise.
8652 (clear_by_pieces): Likewise.
8653 * gcse.c (oprs_unchanged_p): Likewise.
8654 * haifa-sched.c (sched_analyze_2): Likewise.
8655 * recog.c (offsettable_address_p): Likewise.
8656 * regclass.c (record_address_regs): Likewise.
8657 * reload.c (find_reusable_reload): Likewise.
8658 (push_reload): Likewise.
8659 (operands_match_p): Likewise.
8660 (decompose): Likewise.
8661 (find_reloads_address_1): Likewise.
8662 (find_inc_amount): Likewise.
8663 * reload1.c (elimination_effects): Likewise.
8664 * resource.c (mark_set_resources): Likewise.
8665 * flow.c (attempt_auto_inc): New function; mostly broken out
8667 (find_auto_inc): Split into two functions and enhanced to
8668 generate POST_MODIFY.
8669 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
8670 * rtl.h (count_all_occurrences): Declare.
8671 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
8673 * rtlanal.c (count_all_occurrences): New function.
8674 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
8675 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
8677 * config/ia64/ia64-protos.h (destination_operand): Declare.
8678 * config/ia64/ia64.c (destination_operand): New function.
8679 (ia64_print_operand): Handle POST_MODIFY.
8680 (rtx_needs_barrier): Likewise.
8681 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
8682 (HAVE_POST_MODIFY_REG): Define to 1.
8683 (MAX_REGS_PER_ADDRESS): Change to 2.
8684 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
8685 (LEGITIMATE_ADDRESS_REG): New helper macro.
8686 (LEGITIMATE_ADDRESS_DISP): Likewise.
8687 (PREDICATE_CODES): Add entry for destination_operand.
8688 * config/ia64/ia64.md (all mov patterns): Use destination_operand
8689 predicate for operand 0.
8691 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8693 * dwarf2out.c: Indent #error directive.
8695 * gbl-ctors.h: Fix typo in comment.
8696 (__do_global_ctors): Prototype.
8698 * gcse.c (record_one_set, pre_delete): Remove unused variables.
8700 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
8701 (print_operand): Initialize variable `t'.
8703 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
8705 * config/arm/arm.md ("call_value"): removed constraints.
8706 Constraints are ignored in expanders.
8707 (*call_value_reg): split =rf into various constraints.
8708 (*call_value_mem): same
8709 (*call_value_symbol): same
8710 (*sibcall_value_insn): same
8712 2000-07-28 Philipp Thomas <pthomas@suse.de>
8714 * install.texi (--enable-nls): Change the description of the NLS
8715 related configure options to match the current state.
8716 (--with-included-gettext): Likewise.
8717 (--enable-maintainer-mode): New description added.
8718 * extend.texi (-fstrict-prototype): Add missing '.'.
8720 2000-07-27 Jim Wilson <wilson@cygnus.com>
8722 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
8723 DECL_INITIAL (decl) == NULL_TREE.
8725 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
8727 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
8728 on insn-attr.h with it.
8729 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
8730 * insn-addr.h: New header.
8731 (insn_addresses_): Renamed from insn_addresses.
8732 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
8733 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
8734 INSN_ADDRESSES_NEW): New macros.
8735 * genattrtab.c (write_test_expr): Use new macros.
8736 * final.c (insn_addresses, init_insn_lengths): Likewise.
8737 (align_fuzz, shorten_branches): Likewise.
8738 (final): Likewise. Do not reject new insns if their addresses
8739 have been added to INSN_ADDRESSES.
8740 * config/arm/arm.c, config/avr/avr.c: Use new macros.
8741 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
8742 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
8743 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
8744 * config/sh/sh.c: Likewise.
8745 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
8747 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
8749 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
8751 * gcc.c (struct prefix_list): Add member priority.
8752 (enum path_prefix_priority): Declare.
8753 (add_prefix): Replace ``first'' with ``priority''. Append new
8754 entry but keep list in priority order.
8755 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
8756 PREFIX_PRIORITY_LAST to add_prefix.
8757 (process_command): Move include kludge - foo/stageN - to before
8760 2000-07-27 Jason Merrill <jason@redhat.com>
8762 * dwarf2out.c (gen_typedef_die): Abort if we get identical
8763 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
8765 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
8767 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
8768 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
8770 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
8772 * c-decl.c (finish_function): Don't treat 'main' specially unless
8773 flag_hosted. In C99 mode, return 0 from 'main' unless
8774 DEFAULT_MAIN_RETURN is otherwise defined.
8776 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
8777 parameters defaulting to int in an old-style function definition.
8779 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8781 * c-parse.in (string): For -Wtraditional, warn about string
8782 concatenation only once per line.
8784 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
8786 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
8787 for HI-UX/WE2 systems.
8789 2000-07-24 Bruce Korb <bkorb@gnu.org>
8791 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
8792 defining the __xxx_TYPE__ macros.
8793 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
8794 * fixincl/fixlib.h: don't need to include "tm.h" anymore
8795 * fixincl/inclhack.def(type_map): now obsolete
8797 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
8799 * cpp.texi: Append a trailing full-stop to xrefs where needed.
8801 2000-07-26 Dave Pitts <dpitts@cozx.com>
8803 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
8805 (mvs_hash_alias): New function.
8806 (mvs_add_alias): Change argument spacing.
8807 (mvs_need_alias): Change aliasing criteria. Added documentation.
8808 (mvs_get_alias): Change to use hashed name. The hashed name prevents
8809 CSECT name collisions.
8810 (mvs_check_alias): Likewise.
8811 (handle_pragma): Change documentation.
8812 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
8813 mode from SImode to DImode.
8814 (iorhi3): Changed LTORG size for insn.
8816 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
8818 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
8819 mem if the address is a mode_dependent_address_p.
8821 2000-07-26 Kazu Hirata <kazu@hxi.com>
8823 * h8300.c (print_operand): Print ":8" when the 'R' operand is
8824 suitable for 8-bit absolute.
8825 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
8826 (OK_FOR_U): Add a case for the 8-bit constant address on the
8829 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
8831 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
8832 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
8833 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
8834 lack of implemented alignment.
8836 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
8838 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
8839 cross-compiling between 64-bit and 32-bit machines.
8841 2000-07-27 Richard Henderson <rth@cygnus.com>
8843 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
8844 (movhicc_astep, movhi_internal_astep): New.
8845 (movsicc_astep, movsi_internal_astep): New.
8846 (movdicc_astep, movdi_internal_astep): New.
8847 (movsfcc_astep, movsf_internal_astep): New.
8848 (movdfcc_astep, movdf_internal_astep): New.
8849 (movxfcc_astep, movxf_internal_astep): New.
8850 (cmovdi_internal_astep, cmovsi_internal_astep): New.
8851 Unify the cmov[ds]i splitters.
8853 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
8855 * real.c (asctoeg): Rename `error' label to unexpected_char_error
8857 2000-07-26 Nick Clifton <nickc@cygnus.com>
8859 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
8860 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
8862 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
8863 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
8865 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
8867 * c-decl.c (finish_enum): Convert enumerations that fit in an
8869 (build_enumerator): In pedantic mode, cast to `int' those that
8872 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
8874 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
8876 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8878 * sh.md (cmpgtdi_t): Must be split.
8879 (cmpgtdi_t+1): New splitter.
8881 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
8883 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
8884 warnings for indented directives even if we are skipping.
8886 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
8888 * invoke.texi (strict-prototypes): Remove.
8889 * extend.texi (Deprecated Features): Add strict-prototypes.
8890 (Backwards Compatibility): New node.
8892 2000-07-25 Jakub Jelinek <jakub@redhat.com>
8894 * config/i386/i386.md (andsi_1+1): Allow HImode.
8895 (andsi_1+2): Require q_regs_operand.
8897 2000-07-25 Jakub Jelinek <jakub@redhat.com>
8899 * config/i386/i386.md (call_pop): Check operands[0],
8900 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
8902 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
8903 (call_value): Likewise.
8905 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
8907 * toplev.c (pipe_closed): Delete.
8908 (crash_signal): New. Generate ICE for a fatal signal.
8909 (float_signal): Call crash_signal outside a float-handler
8911 (main): Install crash_signal as handler for core-dumping signals.
8913 2000-07-25 David Edelsohn <edelsohn@gnu.org>
8915 * rs6000.c (print_operand, case 'T'): New case.
8917 * rs6000.md (call_indirect_aix32): Convert to expander of
8918 scheduled instructions.
8919 (call_indirect_aix64): Likewise.
8920 (call_value_indirect_aix{32,64}): Likewise.
8921 (call, call_value): Invoke expanders for AIX. Fall through to
8923 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
8924 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
8925 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
8926 only "g" constraint.
8927 (call_nonlocal_aix64): Likewise.
8928 (call_value_nonlocal_aix{32,64}): Likewise.
8929 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
8931 (call_value_nonlocal_sysv): New pattern.
8932 (indirect_jump{si,di}): Use new 'T' modifier.
8933 (tablejump{si,di} matchers): Likewise.
8934 (return_internal_{si,di}): Likewise.
8935 (return_eh_{si,di}): Likewise.
8937 2000-07-24 Richard Henderson <rth@cygnus.com>
8939 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
8940 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
8941 * config/ia64/ia64.md (movdi_internal): Use it.
8943 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
8945 * cppexp.c: Warn about unary + if -Wtraditional.
8946 * cpplex.c (lex_line): Always set BOL on the first token of a line.
8948 2000-07-24 Michael Meissner <meissner@redhat.com>
8950 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
8953 2000-07-24 Nick Clifton <nickc@cygnus.com>
8955 * config/arm/arm.c (emit_multi_reg_push): Generate a
8956 REG_FRAME_RELEATED_NOTE that is compatable with the code in
8957 dwarf2out_debug_frame_expr.
8959 2000-07-24 Jason Merrill <jason@redhat.com>
8961 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
8962 UNALIGNED_INT_ASM_OP.
8963 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
8964 a location expression.
8965 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
8966 assume indirect access if we're saving the CFA address exactly.
8968 * Makefile.in (bootstrap): Move -BstageN/ to the end.
8970 2000-07-24 Jakub Jelinek <jakub@redhat.com>
8972 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
8975 2000-07-24 Michael Meissner <meissner@redhat.com>
8977 * invoke.texi (D30V Options): Add d30v options.
8979 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
8981 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
8982 needed by our gcse pass anymore.
8983 (free_pre_mem): Corresponding changes.
8984 (compute_pre_data): Do not call compute_transpout anymore.
8986 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
8987 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
8990 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
8991 (compute_pre_data): Do it here instead.
8993 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
8995 (pre_delete): Corresponding changes.
8997 2000-07-23 Mark Mitchell <mark@codesourcery.com>
8999 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
9000 to figure out whether or not a variable has already been emitted.
9002 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
9004 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
9005 instead of gen_call.
9007 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
9009 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
9011 2000-07-23 Kazu Hirata <kazu@hxi.com>
9013 * h8300.c: Fix formatting.
9015 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
9017 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
9018 for `long' switch expression into a plain warning.
9020 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
9021 (yylex): Don't pedwarn for "inline" in C99 mode.
9023 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
9025 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
9026 ggc_alloc): Likewise.
9027 * bb-reorder.c (dump_scope_forest_1): Likewise.
9029 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
9031 * reload.c (find_reloads_toplev): Add new parameter
9033 (find_reloads): Add new parameter to find_reloads_toplev calls.
9035 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
9037 * collect2.c (main): Typo fixed.
9038 * diagnostic.c: Typo fixed.
9039 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
9040 * eh-common.h: Typo fixed.
9041 * emit-rtl.c (start_sequence): Typo fixed.
9042 * flow.c (find_label_refs): Typo fixed.
9043 (calculate_global_regs_live): Typo fixed.
9044 (mark_regno_cond_dead): Typo fixed.
9045 (create_edge_list): Typos fixed.
9046 (verify_edge_list): Typo fixed.
9047 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
9048 * loop.c (strength_reduce): Typo in function name fixed.
9049 * rtl.h: Added comments. Typo in function name fixed.
9050 * rtlanal.c: Typo in function name fixed.
9051 (insn_dependant_p): Rename to ...
9052 (insn_dependent_p): ... this.
9053 (computed_jumo_p): Typo fixed.
9055 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9057 * system.h (__FUNCTION__): Wrap definition in #ifndef.
9059 2000-07-21 David Edelsohn <edelsohn@gnu.org>
9061 * rs6000.h (SIZE_TYPE): Define.
9063 2000-07-21 Mark Mitchell <mark@codesourcery.com>
9065 * ssa.c (rename_insn_1): Don't rename registers that are
9068 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
9070 * diagnostic.c (trim_filename, fancy_abort): Moved here from
9072 (fatal_function, set_fatal_function): Removed.
9073 (fatal): Don't prepare for or call the fatal_function.
9074 (diagnostic_lock, error_recursion): New.
9075 (diagnostic_for_decl, report_diagnostic): Guard against
9076 re-entering the error reporting routines.
9077 (fancy_abort): Assume function is not NULL.
9079 * errors.c (fancy_abort): New. Assume function is not NULL.
9080 * tradcpp.c (fancy_abort): Assume function is not NULL.
9082 * system.h: Provide default definition of __FUNCTION__.
9083 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
9084 Always use __FUNCTION__ in definition of abort.
9086 * varray.h: Likewise.
9087 * toplev.h: Likewise. Don't prototype set_fatal_function.
9089 2000-07-20 Geoff Keating <geoffk@cygnus.com>
9091 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
9093 * glimits.h: Don't do #if defined for ARCH_PPC.
9095 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
9096 constants of size no larger than a pointer should go in the TOC.
9097 Add 'MODE' parameter.
9098 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
9099 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
9100 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
9101 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
9102 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
9103 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
9104 (rs6000_legitimize_address): Likewise.
9105 (rs6000_emit_move): Likewise.
9106 (rs6000_select_rtx_section): Likewise.
9107 (output_toc): Deal properly with outputting small constants like
9108 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
9109 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
9110 MODE parameter. Put small constants in the TOC.
9112 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
9114 (rs6000_emit_move): When reload calls us with an illegitimate
9115 address, exit early. Move the change_address calls to one place
9116 at the end of the routine. Merge the SImode and DImode expanders.
9117 When called by reload to put an integer into a FP register, force
9120 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
9122 (rs6000_hash_constant): Hash mode too.
9123 (toc_hash_function): Allow for key_mode.
9124 (toc_hash_eq): Structures are different if key_mode differs.
9125 (output_toc): Add 'mode' parameter. Save key_mode.
9126 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
9127 Pass 'mode' parameter.
9128 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
9130 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
9131 for vtable references.
9133 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
9134 choice, don't put integer values in FP regs.
9136 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
9138 * flow.c (verify_flow_info): Revamp code to verify that the
9139 head and end of each basic block are in the insn chain.
9141 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
9143 * gcse.c (record_one_set): Prepend instead of append onto
9144 reg_set_table, making it O(n) instead O(n^2).
9145 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
9146 Use a queue instead of a stack as worklist.
9148 2000-07-20 Kazu Hirata <kazu@hxi.com>
9150 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
9151 * h8300.h (OK_FOR_T): New.
9152 (EXTRA_CONSTRAINT): Support OK_FOR_T.
9153 * h8300.md: Use inc/dec.[wl] for increment/decrement
9154 by 1 and 2 in HI and SI modes.
9156 2000-07-20 Jim Wilson <wilson@cygnus.com>
9158 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
9159 larger than 14 bits.
9161 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
9163 * cppmacro.c (CAN_PASTE_AFTER): New macro.
9164 (count_params): Don't set GNU_REST_ARGS on anything.
9165 (save_expansion): Set PASTE_LEFT only on tokens for which
9166 CAN_PASTE_AFTER is true, or which are named operators.
9168 * cpplex.c (parse_args): Distinguish between a rest argument
9169 given one empty argument, and a rest argument given zero arguments.
9170 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
9171 deletion of previous token based on that.
9172 (get_raw_token): Flatten some control structure.
9174 * cpplib.h (CPP_LAST_EQ): Correct.
9175 (VOID_REST): New token flag.
9176 (GNU_REST_ARGS): Delete.
9178 * tradcpp.c (main): Don't munge -D options.
9179 (make_definition): Bring -D handling in line with cpplib.
9180 (do_define): Strip all leading whitespace from macro definitions.
9182 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
9184 * Makefile.in (tradcpp): Depend on intl.o and version.o.
9186 2000-07-20 Bruce Korb <bkorb@gnu.org>
9188 * fixincl/check.tpl: strip the platform specific types before testing
9189 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
9190 * fixincl/fixincl.tpl: use platform specific types
9191 * fixincl/fixlib.h: include the platform specific types
9192 * fixincl/inclhack.def(gnu_types): don't supply the types
9193 * fixincl/fixincl.x: regen
9195 2000-07-19 Jim Wilson <wilson@cygnus.com>
9197 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
9200 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9202 * tradcpp.c (rescan): Do not recognize directives when the #
9205 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9207 Implement C++ named operators.
9209 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
9210 of operators allowed in #if and having an _EQ variant. Add
9211 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
9212 (cpp_token flags): Add NAMED_OP.
9213 (enum node_type): Add T_OPERATOR.
9214 (struct cpp_hashnode): Add code slot to value union.
9215 * cpphash.h (spec_nodes): Remove n_defined.
9217 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
9218 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
9219 (is_macro_disabled): Tweak error messages.
9221 * cpplib.c (get_define_node): Disallow all named operators as
9222 macro names. Tweak error messages.
9223 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
9225 * cppinit.c (builtin_array): Add entries for the named operators.
9226 * cppexp.c (lex): Check for CPP_DEFINED token.
9227 (priority table): Add entries for CPP_MIN and CPP_MAX.
9228 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
9230 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
9232 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
9233 larger than the array of cuids.
9234 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
9237 2000-07-19 Bruce Korb <bkorb@gnu.org>
9239 * fixinc/fixincl.c: Convert to using a table of environment variables
9240 and activate the auto-edit marker on the fixed output files.
9241 * fixinc/fixlib.h: Define the environment table
9242 * fixinc/fixincl.sh: export the ${INPUT} dir
9243 * fixinc/check.tpl: likewise
9245 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9247 * gcc.c (.h spec): Fix typo.
9249 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
9251 * Makefile.in: Fix tradcif.c path.
9253 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9255 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
9258 * cpphash.h (TOKEN_NAME): New macro.
9259 (_cpp_spell_operator): Deleted.
9260 (token_spellings): Now _cpp_token_spellings.
9262 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
9263 * cpplex.c: Use OP and TK macros when expanding the
9264 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
9265 store the stringification of the enumeration name (CPP_CHAR,
9266 etc.) in the name slot of token_spellings.
9267 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
9268 token_spellings directly.
9269 * cpplib.c: Use TOKEN_SPELL.
9271 * cpplex.c (_cpp_push_token): If the token being pushed back
9272 is the previous token in this context, just subtract one from
9274 * cppmacro.c (save_expansion): Clear aux field when storing a
9277 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9279 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
9280 buffer, provided it is not NULL.
9282 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
9284 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
9285 case of invalid volatile re-declaration.
9287 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9289 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
9290 (expand_call): Adjust caller.
9292 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
9294 * diagnostic.h (report_diagnostic): Change prototype.
9296 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
9297 diagnostic_for_decl): Change prototype.
9298 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
9299 error, warning, error_with_file_and_line,
9300 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
9301 Adjust call to report_diagnostic, diagnostic_for_decl.
9302 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
9303 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
9305 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
9306 varaible argument list.
9308 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
9310 * cpphash.c: Don't include hashtab.h. Most macro-handling code
9311 moved to cppmacro.c.
9312 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
9313 dump_hash_helper): Delete.
9314 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
9315 cpp_forall_identifiers): New. Implement specialized version of
9316 Vlad's expandable hash table.
9317 (cpp_lookup): Use new functions.
9318 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
9320 * cppmacro.c: New file.
9321 * cppinit.c (dump_macros_helper): New.
9322 (cpp_finish): Iterate over the identifier table directly.
9323 * cpplex.c (parse_name): Calculate the hash of the identifier
9324 while we scan it. Use _cpp_lookup_with_hash when we can.
9326 * cpphash.h: Update prototypes.
9327 (xcnewvec, HASHSTEP): New helper macros.
9328 * cpplib.h: Update prototypes.
9329 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
9330 (cppmacro.o): New rule.
9331 (cpphash.o): Update deps.
9333 * cppmain.c: Do not set pfile->printer if no_output is on.
9335 2000-07-15 Neil Booth <neilb@earthling.net>
9337 * cpplib.c: Change all directive-handler functions to return
9339 * cpphash.h: Update typedefs.
9341 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
9343 * configure: Regenerate.
9345 * extend.texi (Extended Asm): Mention that a memory clobber
9346 does not count as a side-effect.
9348 * unroll.c (copy_loop_body): Fix one instance of using host
9349 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
9352 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
9354 2000-07-17 Richard Henderson <rth@cygnus.com>
9356 * config/ia64/ia64.md (movdi): Split out load address code.
9357 New post-reload splitter for symbolic operands.
9358 (movdi_internal): Abort if we didn't split symbolic operands
9359 when we should have.
9360 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
9361 (ia64_reorg): Split insns when not optimizing.
9362 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
9364 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
9366 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
9367 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
9369 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
9371 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
9373 2000-07-17 Jason Merrill <jason@redhat.com>
9375 * Makefile.in (clean): Remove libgcc directory.
9377 * configure.in (-Wno-long-long check): Use higher-level macros.
9379 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
9381 * simplify-rtx.c (simplify_binary_operation): Recognize
9382 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
9383 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
9384 a CONST_INT, it will always be zero.
9386 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
9388 * loop.c (check_dbra_loop) : Return if more than one condition is
9389 present to control the loop.
9391 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
9393 * mips.c (mips_expand_prologue): Don't calculate the last argument
9394 register unless we need it. When we are calculating this, make
9395 sure FUNCTION_ARG is giving us a REG.
9397 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9399 * flow.c (libcall_dead_p): Use single_set to verify the insn
9400 has only one set and get for analysis.
9401 (propagate_one_insn): Don't pass the PATTERN of the insn.
9403 2000-07-17 Mark Klein <mklein@dis.com>
9405 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
9407 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9409 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
9410 * configure.in (TARGET_GETGROUPS_T): Evaluate.
9411 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
9412 of second argument of getgroups.
9413 * configure, config.in: Rebuilt.
9415 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
9417 * simplify-rtx.c (simplify_relational_operation): Two signed
9418 values with equal high words are less/greater than each other if
9419 their low words are less/greater when considered as unsigned.
9421 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
9423 * configure.in (vax-*-openbsd): Change to new style configuration,
9424 add collect2/float_format information.
9425 * configure: Rebuilt.
9426 * config/vax/openbsd1.h: New.
9427 * config/vax/openbsd.h: New.
9428 * config/vax/t-openbsd: New.
9430 2000-07-17 Chip Salzenberg <chip@valinux.com>
9432 * c-common.c (shorten_compare): Quiet warnings about unsigned
9433 comparisons with zero when they occur in a system header.
9435 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9437 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
9438 update to describe current practice.
9440 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
9442 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
9443 references to C9X. Change references to -fstd and -flang-isoc9x
9446 * c-common.c (scan_char_table): Allow "z" length modifiers on
9448 (check_format_info): Use TYPE_DOMAIN on the type matched against
9449 for "z" formats, to retrieve the language size_t rather than the
9452 * c-common.c (check_format_info): Do not make a pedantic objection
9453 to the 'L' length modifier if used with a floating point type
9456 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
9457 constants in C99 mode.
9459 2000-07-17 Kazu Hirata <kazu@hxi.com>
9461 * h8300.md: Fix the format of mac.
9462 (movsi_h8300hs): Output a tab after stmac instead of a space.
9464 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
9465 profitable adds/subs sequences.
9467 * fold-const.c: Fix comment typos.
9469 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
9471 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
9473 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9475 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
9477 2000-07-16 Neil Booth <NeilB@earthling.net>
9479 * cpplex.c: Update comments.
9480 * README.Portability: Small update.
9482 2000-07-16 Neil Booth <NeilB@earthling.net>
9484 * README.Portability: Small update.
9486 2000-07-15 Richard Henderson <rth@cygnus.com>
9488 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
9489 * config/ia64/ia64.c (ia64_move_ok): New function.
9490 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
9491 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
9493 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
9495 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
9496 immediately following a paste operator.
9497 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
9498 (cpp_reader_init): Call it, if HOST_EBCDIC.
9499 (cpp_handle_options): Do not sort option list here.
9500 (handle_option): Rename to cpp_handle_option and export.
9501 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
9502 _cpp_get_token directly.
9503 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
9504 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
9505 * cpplib.h: Prototype cpp_handle_option. Update prototype of
9508 2000-07-15 Richard Henderson <rth@cygnus.com>
9510 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
9511 cast around an expression. Tidy other unsigned tests.
9513 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
9515 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
9516 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
9517 (v_message_with_decl): Rename to ...
9518 (format_with_decl): ... this. Tweak
9519 (diagnostic_for_decl): New function.
9520 (fatal_io_error): Use verbatim in lieu of notice.
9521 (announce_function): Use verbatim.
9522 (default_print_error_function): Likewise.
9523 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
9526 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9528 * mips.c (function_arg_pass_by_reference): Don't do automatic
9529 aggregate initialization.
9530 (machine_dependent_reorg): Initialize variable `mode'.
9532 * mips.md (absdi2): Change variable `regno1' to unsigned int.
9533 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
9534 conflicts with sys/param.h macro of the same name.
9535 (reload_outdi): Likewise.
9537 2000-07-15 Michael Meissner <meissner@redhat.com>
9539 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
9540 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
9541 create a new node instead.
9543 2000-07-15 Neil Booth <NeilB@earthling.net>
9545 * README.Portability: Correct example about calling a function
9546 through a pointer to function. Format wide paragraphs.
9548 2000-07-15 Michael Meissner <meissner@redhat.com>
9550 * README.Portability: Update integer suffixes and function
9553 2000-07-15 Neil Booth <NeilB@earthling.net>
9555 * README.Portability: Small update.
9557 2000-07-15 Neil Booth <NeilB@earthling.net>
9559 * README.Portability: New file.
9561 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
9563 * INSTALL: Give special instructions for building GCC on Irix 6.
9564 * config/mips/x-iris6 (CC): Don't set it.
9567 2000-07-14 Jason Merrill <jason@redhat.com>
9569 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
9570 register in the stack and later in another register, use the new
9573 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
9575 * config/mips/mips.md: (absdi2): Handle sign_extend for
9578 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
9580 * cpplib.c (do_pragma_dependency): Tidy warning messages.
9582 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
9584 * .cvsignore: Correct typo.
9586 2000-07-13 Mark Mitchell <mark@codesourcery.com>
9588 * .cvsignore: Add generated YACC files.
9589 * objc/.cvsignore: New file.
9591 2000-07-14 Neil Booth <NeilB@earthling.net>
9593 * cpplex.c (adjust_column): New funcion.
9594 (skip_whitespace): Use it.
9595 (skip_block_comment): Use it, and warn about /*/* with
9598 2000-07-14 Neil Booth <NeilB@earthling.net>
9600 * cpphash.c (struct macro_info): Add new members.
9601 (_cpp_free_definition): Delete the macro directly.
9602 (count_params): Return void, with first token of
9603 expansion in struct macro_info on success.
9604 (parse_define): Return int. Hoist syntax checking from
9605 save_macro_expansion. Leave call to save_expansion to
9606 _cpp_create_definition.
9607 (alloc_macro): Needs just 2 arguments.
9608 (free_macro): Delete.
9609 (save_expansion): Don't perform syntax check.
9610 (_cpp_create_definition): Call save_expansion.
9612 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9614 * genrecog.c (write_header): Split long string.
9616 * cpphash.c (macro_info): Don't use the `signed' keyword.
9618 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
9620 2000-07-13 Jakub Jelinek <jakub@redhat.com>
9622 * calls.c (stored_args_map): New variable.
9623 (check_sibcall_argument_overlap_1): New.
9624 (check_sibcall_argument_overlap): New.
9625 (expand_call): Initialize stored_args_map.
9626 Call check_sibcall_argument_overlap.
9628 2000-07-13 Bruce Korb <bkorb@gnu.org>
9630 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
9631 (emit_gnu_type): utility procedure for gnu_type_fix
9632 (gnu_type_fix): implement various pre-processor guards around
9633 standard types so these types can be defined over and over
9634 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
9635 types alluded to above will have GNU-compliant base types
9636 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
9637 * fixinc/inclhack.def: add test_text entries and utilize the new
9638 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
9639 * fixinc/fixincl.x: regenerate
9641 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9643 * diagnostic.c (vline_wrapper_message_with_location,
9644 v_message_with_file_and_line, v_error_with_file_and_file,
9645 v_error_for_asm, v_warning_for_asm, vfatal,
9646 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
9647 vsorry, verror, vwarning, vpedwarn): Remove.
9648 (diagnostic_for_asm): New function.
9649 (pedwarn, error, warning, pedwarn_with_file_and_line,
9650 error_with_file_and_line, warning_with_file_and_line, sorry,
9651 error_for_asm, warning_for_asm, fatal): Reimplement.
9652 (finish_diagnostic): Clear diagnostic info as well.
9654 2000-07-13 Neil Booth <NeilB@earthling.net>
9656 * c-common.h (flag_digraphs): New.
9657 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
9658 * c-lex.c (yylex): Use flag_digraphs to decide whether to
9661 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
9663 * gcc.c (do_spec_1): Add new %B operator.
9664 (set_input): Prepare for %B.
9666 (link_command_spec): Move up with the other tm.h-
9667 overrideable specs. Factor out the portion conditional on
9668 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
9669 (struct compiler): Just have a single spec string. All users
9671 (default_compilers): Remove unnecessary braces.
9672 (static_specs): Update.
9674 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
9676 (C and assembly specs): Use the new named specs, as appropriate.
9678 * objc/lang-specs.h: Use the new named specs.
9679 Remove unnecessary braces.
9681 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9683 * gcc.c (execute): If a subprocess gets a fatal signal, report
9684 strsignal() of the signal number, and ask for a bug report.
9685 Do not do this for SIGPIPE if there's already been an error.
9687 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
9690 * tradcif.c: Remove.
9692 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9694 * final.c (profile_function): Do not emit profile counters in
9695 the data section, if NO_PROFILE_COUNTERS is defined.
9696 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
9699 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
9700 (FUNCTION_PROFILER): Just emit a call to mcount.
9702 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9704 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
9706 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
9707 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
9708 traditional, lang_chill, or lang_fortran.
9710 * cppfiles.c: #undef strcmp to suppress warning about macros
9711 used without arguments.
9712 (_cpp_execute_include): Use f, not fname, in "No include path"
9714 (_cpp_pop_file_buffer): New function.
9715 * cpplib.c: Don't include <sys/mman.h>.
9716 (cpp_push_buffer): Set line_base and lineno in new buffer.
9717 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
9719 * cpplex.c: Move all prototypes and structure declarations to the
9720 top of the file. Properly parenthesise some macro arguments.
9721 (cpp_scan_line): New function.
9722 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
9723 don't need to walk up the stack counting.
9725 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9727 * c-common.c (combine_strings): Emit a pedantic warning when a
9728 string length is greater than the minimum ANSI C is required
9731 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
9733 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
9734 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
9736 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9738 * c-decl.c (define_label): Warn about identifier conflicts with
9739 labels in traditional C.
9741 * c-parse.in (unop +): Warn about the unary plus operator for
9744 * c-typeck.c (store_init_value): Warn about automatic aggregate
9745 initialization for traditional C.
9747 * invoke.texi (-Wtraditional): Document new warnings.
9749 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9751 * Makefile.in (c-errors.o): Fix thinko in dependency.
9753 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9755 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
9756 -traditional, -ftraditional, or -traditional-cpp was given.
9757 Do not pass -traditional to the preprocessor.
9758 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
9759 preprocessor does it automatically.
9760 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
9762 * ch/lang-specs.h: Always use tradcpp. Do not pass
9763 -traditional, -trigraphs, or -pedantic to the preprocessor.
9764 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
9767 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9769 * cppexp.c (LOGICAL): Delete macro.
9770 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
9773 * cpphash.c (HASHSIZE): Increase to 4096.
9774 (struct hashdummy): Add hash field.
9775 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
9776 the string values using memcmp.
9777 (cpp_lookup): Set dummy.hash.
9779 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
9781 * configure.in (m88k-openbsd): Express configuration using new fragment
9783 * configure: Rebuilt.
9784 * m88k/aout-dbx.h: New.
9785 * m88k/openbsd.h: New.
9786 * m88k/xm-openbsd.h: New.
9788 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9790 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
9792 2000-07-12 Richard Henderson <rth@cygnus.com>
9794 * reload.c (push_secondary_reload): Make sure to add the new
9795 reload at the end, after acquiring secondary memory.
9797 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9799 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
9801 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
9802 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
9804 * c-parse.in (stmt): Delete unused variables.
9806 * convert.c (convert_to_vector): Likewise.
9808 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
9810 * tree.c (finish_vector_type): Prototype.
9812 2000-07-12 Bruce Korb <bkorb@gnu.org>
9814 * fixinc/fixfixes.c: use xmalloc
9815 * fixinc/fixincl.c(initialize): set program name for xmalloc
9816 * fixinc/fixlib.c(must_malloc): obsolete
9817 (is_cxx_header): no longer used - disabled
9818 (skip_quote): inserted and disabled for future use
9819 * fixinc/fixlib.h: reflects above
9820 * fixinc/fixtests.c: removed dinkleberries
9822 2000-07-12 Neil Booth <NeilB@earthling.net>
9824 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
9825 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
9827 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
9828 struct toklist_dummy): New.
9829 (cpp_free_definition): Free macros with free_macro.
9830 (count_params): Don't save paramter spellings. Save macro
9831 information in a struct macro_info.
9832 (parse_define): Don't allocate a token list.
9833 (save_expansion): Allocate the macro's token list, and
9834 save parameter spellings if necessary. Use TOKEN_SPELL.
9835 (cpp_create_definition): Make list const.
9837 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9839 * c-typeck.c (pedwarn_c99): Move to
9840 * c-errors.c: ... Here.
9841 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
9842 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
9843 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
9844 (c-errors.o): List dependency.
9846 2000-07-12 Mark Mitchell <mark@codesourcery.com>
9848 * c-parse.c: Remove.
9849 * c-parse.h: Likewise.
9850 * c-parse.y: Likewise.
9851 * objc/objc-parse.c: Likewise.
9852 * objc/objc-pasre.y: Likewise.
9854 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
9856 * gcc.texi: Fix minor typos
9857 * extend.texi: Fix minor typos
9859 2000-07-11 Marc Espie <espie@openbsd.org>
9861 * collect2.c (main): Recognize .lo as object files.
9863 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9865 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
9868 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
9869 with MAP_ANONYMOUS and MAP_ANON.
9870 * configure, config.in: Rebuilt.
9872 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9874 * diagnostic.c (save_output_state): Remove.
9875 (restore_output_state): Likewise.
9876 (clear_text_info): New function.
9877 (clear_diagnostic_info): Likewise.
9878 (output_text_length, is_starting_newline, output_prefix,
9879 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
9880 prefixing_policy, output_buffer_ptr_to_format_args): New macros
9881 (set_real_maximum_length, output_set_maximum_length,
9882 output_set_prefix, output_get_prefix, output_set_maximum_length,
9883 output_destroy_prefix, init_output_buffer,
9884 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
9885 output_add_newline, output_add_character, output_add_space,
9886 output_append_r, output_append, wrap_text, output_format,
9887 output_do_printf, output_printf, output_do_verbatim,
9888 output_verbatim, verbatim): Use them.
9889 (output_clear): Split into cleat_text_info and
9890 clear_diagnostic_info.
9891 (struct output_state): Move to...
9893 * diagnostic.h: ...Here
9894 (struct output_buffer): Adjust.
9896 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
9898 * cpplex.c (parse_name): No longer inline (premature optimization).
9899 (do_pop_context): Fold into pop_context.
9900 (pop_context): Returns int.
9901 (lex_next): Hoist test for end of directive into pop_context.
9902 (push_macro_context): Returns int; takes just reader and token.
9903 Hoist test for excessive nesting to caller.
9904 (push_arg_context): Returns void; takes just reader and token.
9905 Do not call stringify_arg or get_raw_token.
9906 (get_raw_token): Convert tail recursion through push_arg_context
9907 to a loop at this level. Call stringify_arg here if appropriate.
9908 (maybe_paste_with_next): Convert tail recursion to a while loop.
9909 Hoist test of paste_level to caller.
9911 (stringify_arg): Push arg context at beginning.
9912 (cpp_get_token): Split out core into _cpp_get_token. Call
9913 process_directive here. Throw away CPP_PLACEMARKER tokens.
9914 (_cpp_get_token): Convert tail recursion through
9915 push_macro_context to a loop at this level.
9916 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
9917 _cpp_get_raw_token): Use _cpp_get_token.
9918 (_cpp_skip_rest_of_line): Drop the context stack directly; do
9919 not call pop_context.
9920 (_cpp_run_directive): Call lex_next directly.
9922 * cpphash.h: Prototype _cpp_get_token.
9923 * cppexp.c (lex): Use it.
9924 * cpphash.c (parse_define): Use it.
9925 * cpplib.c (get_define_node, do_undef, parse_include,
9926 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
9927 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
9928 parse_ifdef, validate_else): Use it.
9929 (cpp_push_buffer): Tweak error message; abort if anyone tries
9930 to push a buffer while macro expansions are stacked.
9932 2000-07-11 Donn Terry <donnte@microsoft.com>
9934 * cpplex.c (free_macro_args, save_token): Cast arg of free
9935 and/or xrealloc to PTR.
9936 (_cpp_init_input_buffer): Clear all fields of the base context.
9938 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
9940 * gensupport.c (process_rtx): Make rtl checking stop
9941 complaining about the define_insn while it is being
9942 converted from a define_insn_and_split.
9944 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
9946 * config/mips/mips.c (simple_memory_operand): Access the
9947 INTVAL of the address, not it's containing MEM.
9949 2000-07-11 Bruce Korb <bkorb@gnu.org>
9951 * fixinc/fixtests.c(double_slash): obsolete
9952 (else_endif_label): likewise
9953 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
9954 (libc1_ifdefd_memx): correct initial comment
9955 and omit the #if/#endif pair from the memxxx declarations
9956 * fixinc/fixincl.x: regen
9958 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9960 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
9962 2000-07-11 Neil Booth <NeilB@earthling.net>
9966 2000-07-11 Neil Booth <NeilB@earthling.net>
9968 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
9969 (handle_option): Set digraphs according to standard.
9970 Merge OPT_lang_c89 handler with OPT_std_c89.
9972 * cpplex.c: (lex_line, can_paste): Honour digraphs in
9973 accordance with the digraphs flag.
9975 * cpplib.h: (struct cpp_options): New option digraphs.
9977 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
9978 Bruce Korb <bkorb@gnu.org>
9980 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
9981 * fixinc/fixincl.x: Regenerate.
9982 * fixinc/tests/base/testing.h: Add testcase.
9984 2000-07-10 Richard Henderson <rth@cygnus.com>
9986 * config/ia64/ia64.c (got_symbolic_operand): New.
9987 (symbolic_operand, move_operand): Revert 0701 change.
9988 * config/ia64/ia64.h (PREDICATE_CODES): Update.
9989 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
9990 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
9991 split the offset into a 14-bit low part instead of a 13-bit low part.
9992 (load_fptr): Mark the mem as unchanging.
9993 (load_symptr): Use got_symbolic_operand.
9995 2000-07-10 Nick Clifton <nickc@cygnus.com>
9997 * libgcc2.c (next_stack_level): Cast result of computation to
9998 (void **) so that the assignment does not generate a warning.
10000 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
10002 * flags.h : Add new variable flag_single_precision_constant.
10003 * toplev.c (display_help) : Add -fsingle-precision-constant option.
10004 (flag_single_precision_constant): New.
10005 * c-lex.c (yylex): Convert floating point constant to single
10006 precision constant.
10007 * invoke.texi : Add documentation for this new option.
10009 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10011 * diagnostic.c (output_octal): Second parameter is unsigned.
10012 (output_long_octal): Likewise.
10013 (output_hexadecimal): Likewise.
10014 (output_long_hexadecimal): Likewise.
10015 (output_format): Adjust arguments extraction. Tweak.
10016 (output_verbatim, verbatim): End variable argument list.
10017 (report_diagnostic): Improve documentation.
10019 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
10021 * c-common.h (build_stmt): Declare.
10022 (build_continue_stmt): Likewise.
10023 (build_break_stmt): Likewise.
10024 (build_return_stmt): Likewise.
10026 * c-decl.c (do_case): Rewrite to do what previously done in
10029 * c-semantics.c (build_stmt): Define.
10030 (build_return_stmt): Likewise.
10031 (build_break_stmt): Likewise.
10032 (build_continue_stmt): Likewise.
10033 (build_case_label): Likewise.
10035 * c-parse.in (BREAK): Change to build tree, then generate RTL.
10036 (CONTINUE): Likewise.
10037 (RETURN): Likewise.
10039 (DEFAULT): Likewise.
10041 * c-parse.y: Regenerate.
10042 * c-pasre.c: Likewise.
10044 2000-07-09 Jason Merrill <jason@redhat.com>
10046 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
10048 * tree.h (STRIP_NOPS): Check for error_mark_node.
10049 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
10050 (dwarf2out_*): Remove duplicate declarations.
10052 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
10053 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
10055 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10057 * diagnostic.c (wrap_text): New function.
10058 (maybe_wrap_text): Likewise.
10059 (output_add_string): Use it.
10060 (output_format): Likewise.
10061 (count_error): Use verbatim instead of notice.
10062 (report_error_function): Likewise. Don't use plain fprintf.
10063 (finish_diagnostic): New function.
10064 (output_do_verbatim): Tweak. Commonalize functionalities in
10065 output_verbatim and verbatim.
10066 (output_verbatim): Adjust.
10067 (verbatim): Likewise.
10068 (report_diagnostic): Define.
10070 * diagnostic.h (report_diagnostic): Prototype.
10072 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
10074 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
10076 2000-07-09 Neil Booth <NeilB@earthling.net>
10078 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
10079 IShspace, ISspace: Update.
10081 * cppinit.c: ISTABLE: Update.
10084 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
10085 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
10086 (skip_block_comment, skip_line_comment, parse_string,
10087 lex_line): Use is_vspace rather than IS_NEWLINE.
10088 (skip_whitespace, lex_line): Clean up to use is_nvspace.
10089 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
10091 (lex_next): Unconditionally stop if within a directive.
10092 Treat directives within macro invocations as directives
10093 (after parse_args emits error), not as the argument.
10095 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
10097 * diagnostic.c (diagnostic_args): New macro.
10098 (diagnostic_msg): Likewise.
10099 (output_formatted_integer): Likewise.
10100 (output_state): New data type.
10101 (digit_buffer): Make global.
10102 (output_add_integer): Rename to output_decimal. Squeeze
10104 (output_long_decimal, output_unsigned_decimal,
10105 output_long_unsigned_decimal, output_octal, output_long_octal,
10106 output_hexadecimal, output_long_hexadecimal): New functions.
10107 (output_append_r): New function.
10108 (output_append): Tweak.
10109 (output_flush_on): Rename to output_to_stream.
10110 (output_format): Change prototype. Improve documentation. Handle
10111 more format specifiers.
10112 (build_location_prefix): Rename to context_as_prefix.
10113 (output_notice): Rename to output_do_printf.
10114 (output_printf): Tweak.
10115 (line_wrapper_printf): Likewise.
10116 (vline_wrapper_message_with_location): Adjust call to renamed
10118 (v_message_with_decl): Likewise.
10119 (default_print_error_function): Likewise.
10120 (save_output_state): New function.
10121 (restore_output_state): Likewise.
10122 (output_do_verbatim): Likewise.
10123 (output_verbatim): Define.
10124 (verbatim): Likewise.
10126 * diagnostic.h (printer_fn): Change return type from void to int.
10127 Improve documentation.
10128 (output_add_integer): Rename to output_decimal.
10129 (output_flush_on, output_format): Don't export.
10130 (output_verbatim, verbatim): Declare.
10132 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
10134 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
10135 Check whether c divides op1 exactly if operation is not
10138 2000-07-08 Richard Henderson <rth@cygnus.com>
10140 * final.c (final): Do not abort when reg-stack introduces
10143 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
10145 * cpplib.h (struct cpp_name): Now struct cpp_string.
10146 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
10147 CPP_HEADER_NAME): Change to type S.
10148 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
10149 field, a cpp_hashnode *. All references to val.name updated
10150 to use val.str or val.node as appropriate.
10151 (struct cpp_reader): Add spec_nodes field.
10152 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
10154 * cpphash.h (struct spec_nodes): New.
10155 (enum spell_type): Reorder. Only SPELL_STRING tokens use
10156 val.str. All references to 'spelling > SPELL_NONE' updated to
10159 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
10160 pfile->buffer->inc are not NULL before dereferencing them.
10162 * cpplex.c (parse_name): Take a pointer to the current token,
10163 plus current position and limit as args; return the new
10164 position; don't copy the text of a name into the string
10165 buffer, instead call cpp_lookup and store the node pointer.
10166 If extending a token, copy out the text of the old into a
10167 scratch buffer, append the new, look that up and store the new
10168 node pointer. Inline.
10169 (maybe_paste_with_next): If the result of paste is a NAME,
10170 then look up the pasted text and store its node pointer.
10171 (lex_line): Adjust for new parse_name interface.
10172 Check for L"str", L'str' using spec_nodes->n_L.
10173 (spell_token): SPELL_IDENT tokens have their spelling in
10174 val.node->name. Handle SPELL_STRING tokens that don't have
10176 (_cpp_expand_name_space,
10177 (can_paste): Check for L ## "str" using spec_nodes->n_L.
10178 (cpp_get_token, special_symbol): No need to call cpp_lookup.
10179 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
10180 return 1=equal 0=not, not a tristate.
10182 * cpphash.c (var_args_str): Delete.
10183 (find_param): Compare node fields directly.
10184 (is__va_args__): Use CPP_PEDANTIC. Just compare
10185 token->val.node with spec_nodes->n__VA_ARGS__.
10186 (dump_funlike_macro): Don't use var_args_str.
10188 * cpplib.c (_cpp_check_directive): Just walk through
10189 spec_nodes->dirs comparing pointers.
10190 (get_define_node, do_pragma_poison, detect_if_not_defined,
10191 parse_ifdef): The identifier has already been looked up.
10192 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
10194 (do_if): Only call detect_if_not_defined at beginning of file.
10195 (_cpp_parse_assertion): Only copy string pointers for
10196 SPELL_STRING tokens.
10197 (pragma_dispatch): Take a node pointer and examine its name
10199 (_cpp_init_stacks): Also initialize the spec_nodes structure.
10201 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
10203 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
10204 reverse order from the corresponding _cpp_init_* routines.
10206 * cppexp.c (parse_number, parse_charconst, parse_defined,
10207 lex): Check val.node->type instead of calling cpp_defined.
10208 Use spec_nodes entries where appropriate.
10210 * fix-header.c, scan-decls.c: Update for interface changes.
10212 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
10214 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
10215 emitting aux_truncdfsf2.
10217 2000-07-03 Donn Terry (donnte@microsoft.com)
10219 * cppinit.c (print_help): split overlong line into ISO C89
10222 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10224 * cppexp.c: Update all code for new lexer interface.
10225 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
10226 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
10227 * cpplex.c (token_names): Trim leading CPP_ from names; make
10228 the strings unsigned.
10229 (_cpp_spell_operator): New.
10230 (is_macro_disabled): Disable all macros if rescanning
10232 (_cpp_get_directive_token): Remove.
10234 * cppinit.c: Don't set no_macro_expand.
10235 * cpplib.c (read_line_number, do_line): Check only for EOF,
10237 * cpphash.h: Update prototypes.
10238 * cpplib.h (CPP_VSPACE): Remove.
10239 (struct cpp_reader): Remove no_macro_expand.
10241 2000-07-08 Neil Booth <NeilB@earthling.net>
10243 * cpphash.c (is__va_args__): New function.
10244 (count_params): Fix line reported in error messages. Use
10245 is__va_args__. Don't return ')' on error. Flag GNU style
10246 rest args macro definitions.
10247 (parse_define): Check macro name is not __VA_ARGS__.
10248 (save_expansion): Check identifier in non-varargs-macro is
10249 not __VA_ARGS__. Don't flag GNU_VARARGS.
10250 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
10251 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
10252 than per-token GNU_VARARGS.
10253 * cpplib.h (GNU_VARARGS): Remove.
10254 (GNU_REST_ARGS): New.
10256 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10258 * i386.md (call_pop, call, call_value_pop): Do not set
10259 current_function_uses_pic_offset_table for calls to static
10260 functions or indirect calls.
10262 2000-07-07 Jim Wilson <wilson@cygnus.com>
10264 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
10265 is_predicate_reg, then take max write_count of register pair.
10267 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10269 * tradcpp.c (main): Rename label `include' to `add_include' to
10270 avoid conflicts with variable `include' in traditional C.
10272 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10274 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
10276 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10278 * sibcall.c (uses_addressof): Add INMEM argument, check for
10279 current_function_internal_arg_pointer outside of MEM rtxs in addition
10281 (sequence_uses_addressof): Update caller.
10283 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10285 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
10288 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10290 * system.h (UNION_INIT_ZERO): New macro for initializing union
10291 members in structs.
10293 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
10295 2000-07-07 Neil Booth <NeilB@earthling.net>
10297 * cpp.texi: Update.
10299 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
10301 * final.c (final): Detect out of bounds array access to
10302 the insn_lengths array.
10304 2000-07-07 Kazu Hirata <kazu@hxi.com>
10306 * fold-const.c (fold): Fix a comment typo.
10308 2000-07-07 Neil Booth <NeilB@earthling.net>
10310 * cpp.texi: Update to new lexer.
10312 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10314 * tradcpp.c: New file.
10315 * tradcif.y: New file.
10316 * tradcif.c: New generated file.
10318 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
10319 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
10320 dependencies of C. Install tradcpp from install-common, in
10323 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10325 * cppinit.c: Include cppdefault.h. Refer to
10326 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
10327 to GCC_INCLUDE_DIR and its length.
10328 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
10329 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
10330 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
10332 (include_defaults_array): Move to cppdefault.c.
10334 * cppdefault.h: New file.
10335 * cppdefault.c: New file.
10337 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
10338 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
10339 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
10342 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10344 * reload.c (push_reload): When seeing if can reuse a register,
10345 check extra registers against widest of INMODE and OUTMODE.
10347 2000-07-06 Neil Booth <NeilB@earthling.net>
10349 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
10350 based on full length of predicate.
10352 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
10354 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
10355 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
10357 2000-07-05 Kazu Hirata <kazu@hxi.com>
10359 * h8300-proto.h: Fix formatting.
10360 * h8300.c: Likewise.
10361 * h8300.h: Likewise.
10363 2000-07-05 Jim Wilson <wilson@cygnus.com>
10365 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
10368 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
10370 * invoke.texi: Fix minor typos
10371 * md.texi: Fix minor typos
10373 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
10375 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
10377 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
10379 * cpplex.c: Don't include sys/mman.h.
10380 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
10382 * cpplib.c: Include sys/mman.h and obstack.h.
10383 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
10385 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
10386 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
10387 bother freeing if stack entries (they will be freed with their buffer).
10388 (do_endif): Free if stack entries from the buffer obstack.
10389 (push_conditional): Allocate if stack entries from the buffer obstack.
10391 (find_answer): Rename to _cpp_find_answer.
10392 (do_assert, do_unassert): Update.
10394 * cpphash.h: Update prototypes.
10395 (xobnew): New convenience macro.
10396 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
10398 (struct cpp_hashnode): Remove disabled field.
10400 * cppinit.c: Don't include hashtab.h or splay-tree.h.
10401 (report_missing_guard): Moved to cppfiles.c.
10402 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
10404 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
10405 cpp_cleanup_includes. Don't destroy hashtab or
10406 all_include_files here.
10407 (cpp_finish): Use _cpp_report_missing_guards.
10409 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
10410 (_cpp_init_include_table): Rename _cpp_init_includes.
10411 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
10413 * cppexp.c (parse_assertion): Update for new name of
10416 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
10418 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
10420 * cpplib.c (do_ident): s/VSPACE/EOF/
10422 2000-07-05 Neil Booth <NeilB@earthling.net>
10424 * cpplex.c: Fix trigraph replacement within strings.
10426 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10428 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
10430 * xcoffout.c (assign_type_number): Constify.
10431 (xcoffout_source_file): Add static prototype. Don't needlessly
10432 cast away const-ness.
10434 2000-07-04 Jason Merrill <jason@redhat.com>
10436 * frame.h (frame_state): Move base_offset to end.
10438 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
10440 * calls.c (emit_library_call_value_1): Revert previous change.
10442 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
10444 * fix-header.c (struct partial_proto): Remove unnecessary fields.
10445 (recognized_extern, recognized_function, read_scan_file):
10446 Update for new scheme.
10447 (check_protection): It's still a multiple include guard even
10448 if it doesn't always trigger.
10449 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
10451 * scan.h: Declare struct cpp_token. Update prototypes.
10453 2000-07-03 Neil Booth <neilb@earthling.net>
10454 Zack Weinberg <zack@wolery.cumb.org>
10456 Complete overhaul of the lexer and macro expander.
10458 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
10459 arg, arglist, argdata, reflist, collect_objlike_expansion,
10460 collect_funlike_expansion, collect_params,
10461 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
10462 unsafe_chars, macarg, compare_defs, special_symbol,
10463 scan_arguments, stringify, funlike_macroexpand,
10464 _cpp_quote_string, monthnames): Delete.
10465 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
10466 _cpp_create_definition, _cpp_dump_definition,
10467 dump_hash_helper): Adjust.
10468 (find_param, count_params, parse_define, var_args_str,
10469 check_macro_redefinition, save_expansion): New.
10471 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
10472 parse_string, output_line_command, trigraph_replace,
10473 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
10474 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
10475 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
10476 _cpp_skip_rest_of_line): Modify.
10478 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
10479 find_position, null_warning, bump_column, expand_name_space,
10480 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
10481 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
10482 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
10483 _cpp_prescan): Delete.
10485 (dump_param_spelling, process_directive, lex_next,
10486 is_macro_disabled, stringify_arg, expand_context_stack,
10487 output_token, make_string_token, alloc_number_token,
10488 special_symbol, duplicate_token, maybe_paste_with_next,
10489 can_paste, prevent_macro_expansion, restore_macro_expansion,
10490 get_temp_token, release_temp_tokens, quote_string,
10491 token_names, token_spellings, _cpp_expand_name_space,
10492 _cpp_glue_header_name, _cpp_reserve_name_space,
10493 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
10494 placemarker_token, eof_token, cpp_context, macro_args,
10495 get_raw_token, parse_arg, parse_args, save_token,
10496 push_arg_context, push_macro_context, pop_context,
10497 do_pop_context, free_macro_args, _cpp_get_line,
10498 _cpp_run_directive): New.
10500 * cpplib.c (validate_else, parse_include, push_conditional,
10501 pass_thru_directive, read_line_number, parse_ifdef,
10502 detect_if_not_defined, _cpp_check_directive, do_define,
10503 do_undef, do_include, do_import, do_include_next, do_error,
10504 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
10505 top_pragmas, do_pragma_gcc, do_pragma_implementation,
10506 do_pragma_poison, do_pragma_system_header,
10507 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
10508 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
10509 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
10510 cpp_defined): Update for new scheme.
10511 (strtoul_for_line, get_define_node, dump_macro_name,
10512 _cpp_check_linemarker, _cpp_parse_assertion): New.
10513 (_cpp_handle_directive, do_pragma_default): Delete.
10515 * cpphash.h (struct predicate): Now struct answer.
10516 (enum spell_type, struct token_spelling, struct directive,
10517 directive_handler): New.
10518 Update prototypes. Remove unused macros.
10519 * cpplib.h: Update prototypes. Remove unused macros,
10520 structure definitions, and fields.
10522 * cpperror.c (print_containing_files, v_message): Adjust.
10523 * cppexp.c (parse_assertion, lex, parse_escape,
10524 _cpp_parse_expr): Adjust.
10525 * cppfiles.c (open_include_file, _cpp_execute_include,
10526 _cpp_compare_file_date, cpp_read_file, read_include_file):
10528 * cppinit.c (dump_special_to_buffer): Delete.
10529 (append_include_chain, merge_include_chains, cpp_reader_init,
10530 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
10531 cpp_finish, handle_option, print_help): Adjust.
10532 * cppmain.c (main): Adjust.
10534 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
10536 * cppspec.c (lang_specific_driver): Use double quotes in error
10539 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
10541 * calls.c (emit_library_call_value_1): Use valreg instead
10542 of hard_libcall_value.
10544 2000-07-03 Geoff Keating <geoffk@cygnus.com>
10546 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
10547 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
10548 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
10556 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
10557 mode instead of wider_mode is being used.
10559 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10561 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
10562 of 'r'. Use q_regs_operand.
10563 (andsi_1+2): Use q_regs_operand.
10565 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10567 * builtins.c (get_memory_rtx): Always put into alias set 0.
10569 2000-07-03 Nick Clifton <nickc@cygnus.com>
10571 * config/arm/arm.md: Fix post increment and pre increment
10572 peepholes so that they do not generate UNPREDICATBLE opcodes.
10573 (ie ones where the increment clobbers the source/destination).
10575 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
10577 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
10578 change too big for -mtiny-stack" a warning, if larger than 63.
10579 (out_set_stack_ptr): Change the logic so -mno-interrupts is
10580 always safe to use on possible future devices.
10581 (function_prologue): Write SPH before SPL, for consistency.
10582 If interrupt_func_p true, we know we have enabled interrupts.
10583 (avr_num_arg_regs): New function. Round up to even number of
10584 bytes if no -mpack-args or if calling a libgcc function.
10585 (function_arg, function_arg_advance): Use it.
10586 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
10587 Output "movw" if available.
10588 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
10589 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
10590 (asm_output_section_name): Add blanks for consistent output.
10591 (encode_section_info): Set TREE_READONLY for progmem data to
10592 avoid gas warnings about changed section attributes.
10593 (avr_hard_regno_mode_ok): Force non-QImode data to start in
10594 even numbered registers on devices with "movw".
10595 * config/avr/avr.h (MASK_*): Define bits for target_flags.
10596 (TARGET_SWITCHES): Mark help strings for translation.
10597 Add new -mpack-args and -menhanced switches.
10598 (TARGET_OPTIONS): Mark help strings for translation.
10599 (progmem_section): Add section attributes.
10600 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
10601 Output "movw" if available.
10602 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
10604 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
10605 call convention (arguments aligned on even registers).
10606 (_cleanup, _exit): Make weak symbols libc can override.
10608 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10610 * fp-bit.h: New file.
10612 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
10613 Comment #endif statements.
10614 (__thenan_sf, __thenan_df): Add missing braces around initializer.
10616 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
10618 * gcse.c (compute_pre_data): Compute ae_kill using other local
10619 properties instead of calling compute_ae_kill.
10621 * alias.c (init_alias_analysis): Do not call
10622 prologue_epilogue_contains until after reload has completed.
10624 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
10626 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
10627 (genrtl_finish_compound_stmt): Likewise.
10628 (genrtl_compound_stmt): Change to return void.
10630 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
10631 move code from here to ...
10632 (genrtl_compound_stmt): ... here.
10633 (genrtl_finish_compound_stmt): Remove.
10634 (expand_stmt): Add comment.
10636 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
10638 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
10641 2000-07-02 Jakub Jelinek <jakub@redhat.com>
10643 * cpplib.h (struct cpp_reader): New field include_depth.
10644 (struct cpp_printer): Rename last_bsd to last_id.
10645 * cppfiles.c (read_include_file): Bump include_depth.
10646 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
10647 (output_line_command): Output correct #line if a header
10648 is including itself and is not protected against multiple inclusion.
10649 Use include_depth instead of buffer_stack_depth, last_id instead of
10651 * cppinit.c (cpp_start_read): Initialize last_id instead of
10654 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
10656 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
10657 (c-semantics.o): New target.
10659 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
10660 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
10661 (genrtl_clear_out_block): Likewise.
10662 (genrtl_goto_stmt): Likewise.
10663 (genrtl_expr_stmt): Likewise.
10664 (genrtl_decl_stmt): Likewise.
10665 (genrtl_if_stmt): Likewise.
10666 (genrtl_while_stmt): Likewise.
10667 (genrtl_do_stmt): Likewise.
10668 (genrtl_return_stmt): Likewise.
10669 (genrtl_for_stmt): Likewise.
10670 (genrtl_break_stmt): Likewise.
10671 (genrtl_continue_stmt): Likewise.
10672 (genrtl_scope_stmt): Likewise.
10673 (genrtl_switch_stmt): Likewise.
10674 (genrtl_case_label): Likewise.
10675 (genrtl_begin_compound_stmt): Likewise.
10676 (gerntl_finish_compound_stmt): Likewise.
10677 (genrtl_compound_stmt): Likewise.
10678 (genrtl_asm_stmt): Likewise.
10679 (genrtl_decl_cleanup): Likewise.
10680 (DECL_ANON_UNION_ELEMS): Likewise.
10681 (emit_local_var): Likewise.
10682 (make_rtl_for_local_static): Likewise.
10683 (expand_cond): Likewise.
10684 (expand_stmt): Likewise.
10685 (c_expand_return): Likewise.
10686 (c_expand_start_case): Likewise.
10687 (do_case): Likewise.
10688 (COMPOUND_STMT_NO_SCOPE): Likewise.
10689 (c_expand_asm_operands): Likewise.
10690 (NEW_FOR_SCOPE_P): New macro.
10691 (expand_expr_stmt_fn): New type.
10693 (set_current_function_name_declared): Likewise.
10694 (current_function_name_declared): Likewise.
10695 (lang_expand_stmt): Likewise.
10696 (stmts_are_full_exprs_p): Likewise.
10697 (anon_aggr_type_p): Likewise.
10698 (lang_expand_expr_stmt): Likewise.
10699 (build_case_label): Likewise.
10701 * c-decl.c (lang_expand_expr_stmt): Initialize.
10702 (stmts_are_full_exprs_p): Define.
10703 (current_function_name_declared): Likewise.
10704 (do_case): Likewise.
10705 (lang_expand_stmt): Likewise.
10706 (set_current_function_name_declared): Likewise.
10707 (anon_aggr_type_p): Likewise.
10709 * c-semantics.c: New file.
10710 (expand_cond): Moved from cp/semantics.c.
10711 (genrtl_do_pushlevel): Likewise.
10712 (genrtl_clear_out_block): Likewise.
10713 (genrtl_goto_stmt): Likewise.
10714 (genrtl_expr_stmt): Likewise.
10715 (genrtl_decl_stmt): Likewise.
10716 (genrtl_if_stmt): Likewise.
10717 (genrtl_while_stmt): Likewise.
10718 (genrtl_do_stmt): Likewise.
10719 (genrtl_return_stmt): Likewise.
10720 (genrtl_for_stmt): Likewise.
10721 (genrtl_break_stmt): Likewise.
10722 (genrtl_continue_stmt): Likewise.
10723 (genrtl_scope_stmt): Likewise.
10724 (genrtl_switch_stmt): Likewise.
10725 (genrtl_case_label): Likewise.
10726 (genrtl_begin_compound_stmt): Likewise.
10727 (genrtl_finish_compound_stmt): Likewise.
10728 (genrtl_compound_stmt): Likewise.
10729 (genrtl_asm_stmt): Likewise.
10730 (genrtl_decl_cleanup): Likewise.
10731 (make_rtl_for_local_static): Moved from cp/decl.c.
10732 (emit_local_var): Likewise.
10733 (expand_stmt): Define.
10735 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
10736 (c_expand_return): Likewise.
10737 (c_expand_start_case): Likewise.
10739 2000-07-01 Richard Henderson <rth@cygnus.com>
10741 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
10742 with the low 13 bits set.
10743 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
10744 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
10745 of the low 13 bits into a CONST plus an adddi3.
10746 (load_symptr): Set RTX_UNCHANGING_P.
10748 See ChangeLog.3 for earlier changes.