1 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
3 * combine.c (distribute_notes): Fix typo in last change.
5 2000-11-07 Geoff Keating <geoffk@redhat.com>
7 * config/rs6000/rs6000.md (movdi_internal32+1): Use
8 operand_subreg_force rather than gen_rtx_SUBREG.
9 (movdi_internal32+2): Likewise.
11 2000-11-07 Philip Blundell <philb@gnu.org>
13 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
14 * config/arm/linux-aout.h: Likewise.
15 * configure: Regenerate.
17 2000-11-07 Philipp Thomas <pthomas@suse.de>
19 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
20 accepted my the gettext maintainer.
22 2000-11-07 DJ Delorie <dj@redhat.com>
24 * testsuite/gcc.dg/20000614-1.c: Add return so that test can pass.
26 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28 * builtins.c (expand_builtin_strpbrk): New function.
29 (expand_builtin): Handle BUILT_IN_STRPBRK.
31 * builtins.def (BUILT_IN_STRPBRK): New entry.
33 * c-common.c (c_common_nodes_and_builtins): Declare builtin
36 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
38 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
39 * POTFILES.in: Add config/alpha/freebsd.h
40 * configure.in: Add alpha*-freebsd support.
41 * configure: Regenerate.
43 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
45 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
46 copy of ptr_type_node rather than ptr_type_node itself.
48 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
50 * combine.c (recog_for_combine): Allocate uninitialized vector with
52 * recog.c (apply_change_group): Likewise.
54 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
56 * flow.c (verify_local_live_at_start): Back out last change.
57 * combine.c (distribute_notes): When parts of a hard reg are
58 neither set nor referenced in PLACE, search backwards for a
59 place to put a REG_UNUSED note; if none found, ask for flow
62 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
64 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
65 with (clobber (match_scratch...)).
67 2000-11-06 Neil Booth <neilb@earthling.net>
69 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
72 2000-11-06 Neil Booth <neilb@earthling.net>
74 * tradcpp.c (special_symbol): Assign an null string rather
75 than writing to an unallocated buffer.
77 2000-11-06 Neil Booth <neilb@earthling.net>
79 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
82 2000-11-06 Neil Booth <neilb@earthling.net>
84 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
85 tok.val.arg_no as appropriate.
86 * cppexp.c (lex): Similarly.
87 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
88 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
89 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
90 cpp_macro_definition): Similarly.
91 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
93 2000-11-06 Jakub Jelinek <jakub@redhat.com>
95 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
96 operands[1] is constant, calculate the sum and generate movdi.
97 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
98 (subsi3): Use SImode in call to arith_4096_operand.
100 2000-11-06 Jakub Jelinek <jakub@redhat.com>
102 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
103 adjust %o1, not %o0 if the return type is large structure.
105 2000-11-06 Jakub Jelinek <jakub@redhat.com>
107 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
108 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
110 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
112 * expmed.c (expand_divmod): For signed divide by 2, prefer
113 a branch and fewer shifts if branches are very cheap.
115 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
117 * Makefile.in: Remove all targets related to building
118 distributions and diffs, or INSTALL.
119 * INSTALL, install1.texi: Remove.
120 * configure.in: Remove mention of distdir.
121 * configure: Regenerate.
122 * objc/Make-lang.in: Remove mention of distdir.
124 2000-11-04 Neil Booth <neilb@earthling.net>
126 * cpp.texi: Update for _Pragma.
128 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
130 * gcc.texi (Contributing): Update URL for projects web page.
132 2000-11-04 Neil Booth <neilb@earthling.net>
134 * cpplex.c (parse_string): Don't allow multiline strings in
135 #include family directives.
137 2000-11-04 Neil Booth <neilb@earthling.net>
139 * cpplib.c (do_line): Only warn pedantically if not reading
142 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
144 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
147 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
149 * builtins.c (expand_builtin_strlen): Remove unused mode
151 * gcc.c (process_command): Remove unused variable.
152 * fold-const.c: Include expr.h.
153 * recog.c: Include reload.h.
154 * Makefile.in (recog.o, fold-const.o): Update deps.
156 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
158 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
160 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
162 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
164 (STARTFILE_SPEC): Likewise.
165 (LINK_SPEC): Likewise.
167 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
169 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
170 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
171 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
173 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
175 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
176 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
177 perm_calloc, get_identifier, maybe_get_identifier,
178 real_value_from_int_cst, simple_cst_equal), varasm.c
179 (assemble_name, assemble_real, immed_real_const_1,
180 compare_constant_1, decode_rtx_const, output_constant_pool): Use
181 strrchr () instead of rindex (). Use memcmp () instead of bcmp
182 (). Use memcpy () instead of bcopy (). Use memset () instead of
185 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
187 * cppfiles.c (open_file): If already read, then don't reopen.
188 Immediately close an empty file.
190 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
192 * expr.h (fold_builtin): Move declaration...
193 * tree.h (fold_builtin): ... here.
195 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
197 * flow.c (verify_local_live_at_start): Allow hard regs to die.
199 2000-11-02 Neil Booth <neilb@earthling.net>
202 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
203 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
204 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
205 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
206 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
207 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
208 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
209 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
210 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
211 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
212 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
213 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
214 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
215 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
216 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
217 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
218 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
219 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
220 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
221 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
222 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
223 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
224 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
225 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
226 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
227 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
228 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
229 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
230 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
231 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
232 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
233 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
234 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
235 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
236 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
237 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
238 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
239 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
240 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
241 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
242 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
243 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
244 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
245 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
246 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
247 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
248 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
249 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
250 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
251 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
252 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
253 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
254 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
255 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
256 vax/vaxv.h, vax/vms.h, we32k/we32k.h
258 Replace -A() with -A=, the new assertion syntax.
260 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
262 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
264 In REG_DEAD handling: When handling parts of multi-hard-reg hard
265 registers, increment the loop counter by the size of the parts;
266 use recursion to handle individual parts.
268 2000-11-02 Neil Booth <neilb@earthling.net>
270 * configure.in: Make integrated CPP the default.
271 * configure: Regenerate.
273 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
275 * reload.c (find_equiv_reg): Test all hard registers for membership
276 in the requested class.
278 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
280 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
281 process_command, main), gcov.c (open_files, output_data), tlink.c
282 (frob_extension, scan_linker_output), toplev.c
283 (file_name_nondirectory): Use strchr () and strrchr () instead of
284 index () and rindex ().
286 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
288 * c-common.c (get_flag_spec, check_format_info_main,
289 check_format_types): Use strchr () instead of index (). Compare
290 against error_mark_node instead of comparing the TREE_CODE against
293 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
297 * c-lex.c (init_c_lex): Update cpp_start_read call.
298 (cb_ident): Update for new callback prototype.
299 (cb_def_pragma): Update for new cpp_get_token prototype.
300 (c_lex): Similarly. Use cpp_get_line.
302 * c-parse.in (finish_parse): Update for new cpp_finish
305 * cp/lex.c (finish_parse): Similarly.
307 2000-11-01 Geoff Keating <geoffk@cygnus.com>
309 * machmode.def: Add V16QImode.
311 2000-11-01 Richard Henderson <rth@redhat.com>
313 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
314 from rtl_for_decl_location.
315 (add_location_or_const_value_attribute): Likewise.
317 2000-11-01 Neil Booth <neilb@earthling.net>
319 * cpplib.c (run_directive): Use correct line number for output
320 of _Pragma. Remember any in-progress directive.
322 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
324 2000-11-01 Richard Henderson <rth@redhat.com>
326 * stmt.c (expand_start_null_loop): Set continue_label.
328 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
330 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
331 (expand_builtin_constant_p): Move parts of the code into
332 fold_builtin_constant_p.
333 (expand_builtin_strlen): Move parts of the code into fold_builtin.
334 * expr.h (fold_builtin): Declare.
335 * fold-const.c (fold): Handle builtin calls.
337 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
339 2000-11-01 Richard Henderson <rth@redhat.com>
341 * stmt.c (expand_start_null_loop): New.
342 (expand_end_null_loop): New.
343 * c-semantics.c (genrtl_do_stmt): Use them.
344 * tree.h: Declare them.
346 2000-11-01 Richard Henderson <rth@redhat.com>
348 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
350 2000-11-01 Neil Booth <neilb@earthling.net>
352 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
353 * cp/spew.c: Similarly.
354 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
355 * cppmacro.c (stringify_arg): Similarly.
356 * cpplib.h (CPP_BACKSLASH): Delete.
358 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
360 * builtins.c (expand_builtin_strstr): New function.
361 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
363 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
365 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
368 2000-10-31 Richard Henderson <rth@redhat.com>
370 * config/i386/i386.c (fcmov_comparison_operator): Check for
371 CCFPmode or CCFPUmode instead of CCmode.
372 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
373 unordered operations as well.
375 2000-10-31 Richard Henderson <rth@redhat.com>
377 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
378 of integer_zero_node.
380 2000-10-31 Richard Henderson <rth@redhat.com>
382 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
384 2000-10-31 Nick Clifton <nickc@redhat.com>
386 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
387 -fdata-sections to override the section attribute of a DECL.
389 2000-10-31 Chris Demetriou <cgd@sibyte.com>
391 * libgcc2.c (__shtab): Remove __shtab variable.
392 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
393 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
396 2000-10-31 Jim Wilson <wilson@redhat.com>
398 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
399 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
400 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
401 instead of ASM_OUTPUT_INTERNAL_LABEL.
402 (dwarf2out_end_block, dwarf2out_label): Likewise.
403 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
404 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
406 2000-10-31 Richard Henderson <rth@redhat.com>
408 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
409 (size_of_locs): Set it.
410 (output_loc_operands): Use it to compute branch displacement.
411 (int_loc_descriptor): New.
412 (mem_loc_descriptor): Dereference memory in the proper size.
413 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
414 (loc_descriptor_from_tree): New.
415 (rtl_for_decl_location): Break out from ...
416 (add_location_or_const_value_attribute): ... here.
417 (add_bound_info): Use loc_descriptor_from_tree.
419 2000-10-31 Neil Booth <neilb@earthling.net>
421 * cpp.texi: Update for new command line assertion syntax.
422 * cpplib.c (cpp_define): Simplify a bit.
423 (cpp_assert, cpp_unassert): Use handle_assertion.
424 (handle_assertion): New function; accept new command line
426 * testsuite/gcc.dg/cpp/assert3.c: New tests.
428 2000-10-31 Neil Booth <neilb@earthling.net>
430 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
431 undefined. Remove #ifdef check.
432 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
433 Define STDC_0_IN_SYSTEM_HEADERS to 1.
435 2000-10-31 Jan Hubicka <jh@suse.cz>
436 Jakub Jelinek <jakub@redhat.com>
438 * config/i386/i386.h: Clarify CCNOmode description in comment.
439 (EXTRA_CC_MODES): Remove CCRCmode.
440 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
441 (put_condition_code, ix86_match_ccmode): Likewise.
442 (ix86_cc_mode): Likewise. Fix comment.
443 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
444 * config/i386/i386.md: Add unspec 12 description.
445 (adddi3 split): Use unspec 12 instead of CCRCmode.
446 (addsi3_carry_rc): Remove.
447 (addsi3_cc, addqi3_cc): New patterns.
448 (addsi_3): Swap operands, match CCZmode.
449 (addsi_4): Rewritten.
450 (addsi_5): Renamed from addsi_6.
452 (addhi_3): Swap operands, match CCZmode.
453 (addhi_4): Rewritten.
454 (addhi_5): Renamed from addhi_6.
456 (addqi_3): Swap operands, match CCZmode.
457 (addqi_4): Rewritten.
458 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
459 (subsi3_carry_rc): Removed.
460 (iorqi_3): Use =q constraint for clobber.
461 (xorqi_cc_2): Likewise.
462 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
463 (x86_movsicc_0_m1_rc): Removed.
464 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
466 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
468 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
469 and decrement of complex types.
471 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
473 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
474 builtin fputs, ensure we still evaluate the stream in case it
477 2000-10-31 Jakub Jelinek <jakub@redhat.com>
479 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
482 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
484 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
485 (fp_extended_operand, emit_fpscr_use): Likewise.
486 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
487 (fpul_operand): New function.
488 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
489 fp_extended_operand. Add fpul_operand.
490 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
491 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
492 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
493 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
494 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
495 (divdf3_i): Likewise.
496 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
497 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
498 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
499 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
500 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
502 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
504 * config/i386/i386.c (ix86_init_builtins): Correct return type
505 building v4hi_ftype_v4hi_int_int tree node.
506 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
507 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
509 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
511 (mmx__uavgv8qi3): Correct insn mnemonic.
512 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
513 (mmx_punpckhwd): Correct insn mnemonic.
514 (mmx_punpckhdq): Likewise.
515 (mmx_punpcklwd): Likewise.
516 (mmx_punpckldq): Likewise.
517 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
518 Renumber case labels to match the _mm_prefetch constants defined in
521 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
522 if the splitter didn't emit new insns.
523 Make sure we call cleanup_subreg_operands even when splitting the last
524 insn in a basic block.
526 * invoke.texi (Debugging Options): Describe -do.
527 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
528 (dump_file): Likewise.
529 (rest_of_compilation): Split .greg dump into .greg and .postreload.
531 2000-10-30 Neil Booth <neilb@earthling.net>
533 * cppfiles.c (stack_include_file): Check for stacked contexts
535 * cpphash.h (_cpp_do__Pragma): New prototype.
536 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
538 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
539 escaped newlines if !(buffer->from_stage3).
540 (_cpp_lex_token): Warn about missing newlines iff
541 !buffer->from_stage3.
543 * cpplib.c (get__Pragma_string, destringize,
544 _cpp_do__Pragma): New functions.
545 (run_directive): Set output_line for _Pragma to avoid line
546 markers in output. Set from_stage3 and prevent macro expansion
547 for _Pragma and command-line options. Check buffer exhaustion.
548 (cpp_push_buffer): Don't check for stacked macro contexts, as
549 this is perfectly legitimate for _Pragma. Move the check to
550 stack_include_file instead. Set from_stage3 iff buffer is
553 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
554 unsigned. New boolean from_stage3.
555 (struct spec_nodes): Add n__Pragma.
557 * cppmacro.c (enter_macro_context): Flip sense of return value.
558 (_cpp_get_token): Handle _Pragma operator.
560 2000-10-30 Phil Edwards <pme@sources.redhat.com>
562 * gcc.texi: The C++ standard isn't "draft" anymore.
564 2000-10-30 Mark Mitchell <mark@codesourcery.com>
566 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
568 2000-10-29 Neil Booth <neilb@earthling.net>
570 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
572 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
574 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
575 fixinc/inclhack.def: Change comments mentioning C9X to refer to
578 * invoke.texi: Document that -V will only work for very similar
579 versions of driver and compiler.
581 2000-10-29 Neil Booth <neilb@earthling.net>
583 * cppmacro.c (_cpp_create_definition): Optimize the case of
584 a macro defined to itself.
586 2000-10-29 Neil Booth <neilb@earthling.net>
588 * cpplex.c (save_comment): Don't store new lines in C++ comments.
590 2000-10-29 Michael Hayes <mhayes@redhat.com>
592 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
594 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
596 * cpphash.c (cpp_forall_identifiers): Add context variable
597 for callback routine.
598 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
600 (main): Call cpp_forall_identifiers with null context.
601 * cpplib.h (cpp_forall_identifiers): Update prototype.
603 * cppmain.c: Make `parse_in' and `print' static.
605 2000-10-28 Alan Modra <alan@linuxcare.com.au>
607 * c-decl.c (finish_function): Clear c_function_name_declared_p.
609 2000-10-28 Richard Henderson <rth@redhat.com>
611 * regrename.c (scan_rtx_address): Frob action, not class,
612 when trying to disable optimization.
614 2000-10-28 Mark Mitchell <mark@codesourcery.com>
616 * c-semantics.c (make_rtl_for_local_static): Don't clobber
619 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
621 * configure.in: Determine and substitute gcc_version_full.
622 * configure: Regenerate.
623 * gccbug.in: Use it to give full version. Don't allow
626 2000-10-28 Richard Henderson <rth@redhat.com>
628 * recog.c (split_all_insns): Run cleanup_subreg_operands
631 * regrename.c (regrename_optimize): Verify that all registers of
632 a multiple register mode are available.
633 (scan_rtx_address): Accept the mode of the address; all callers
636 * cpplib.c (run_directive): Fix prototype.
638 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
640 * reload.c (find_reloads): Distinguish "wins" so that we know whether
641 a given operand won because of a matching constraint or not; then use
642 that information to compute goal_alternative_matched properly.
643 * reload1.c (choose_reload_regs): Never set reload_override_in for an
646 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
647 accurate value for MULT.
648 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
649 2% or > 98% before using static branch prediction bits.
651 2000-10-28 Neil Booth <neilb@earthling.net>
655 * cpplib.c (struct answer): New.
656 (struct if_stack): Use cpp_lexer_pos rather than line and col.
657 Rename cmacro mi_cmacro.
658 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
659 IN_I): New directive and flags.
660 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
661 parse_answer, parse_assertion, find_answer): New functions.
662 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
663 (lex_macro_node): New function to replace parse_ifdef and
666 (_cpp_handle_directive): New function, combines _cpp_check_directive
667 and _cpp_check_linemarker.
669 (do_define, do_undef, parse_include, do_include, do_import,
670 do_include_next, read_line_number, do_line, do_ident, do_pragma,
671 do_pragma_once, do_pragma_poison, do_pragma_dependency):
672 Update for new token getting interface.
674 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
675 : Update for new multiple-include optimisation technique.
676 (do_elif): Don't forget to invalidate controlling macros.
678 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
679 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
680 Functions to handle assertions with the new token interface.
681 (do_assert, do_unassert): Use them.
683 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
686 (_cpp_init_stacks): Register directive names. Don't register special
689 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
690 new position recording regime.
691 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
692 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
693 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
694 (cpp_type2name): Move to cpplex.c.
696 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
697 (parse_defined): Update to handle new multiple include optimisation
698 method. Remove poisoned identifier warning.
699 (parse_assertion, TYPE_NAME): Delete.
700 (lex): Update for multiple include optimisation, removal of
701 CPP_DEFINED, to use _cpp_test_assertion for assertions and
703 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
704 (op_as_text): New function, to wrap cpp_token_as_text.
706 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
707 Update for MI optimisation.
708 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
709 segfault on diagnostic.
710 (_cpp_compare_file_date): Take a token rather than 3 args.
711 (cpp_read_file): Work correctly for zero-length files.
713 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
714 _cpp_init_hashtable and _cpp_cleanup_hashtable.
715 (cpp_lookup): Place identifiers at front of identifier pool
716 for _cpp_lookup_with_hash.
717 (_cpp_lookup_with_hash): Require identifiers to be at the front of
718 the identifier pool. Commit the memory if not already in the
721 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
722 Initialise various members of cpp_reader, memory pools, and the
724 (cpp_printer_init): Delete.
725 (cpp_cleanup): Update.
726 (struct builtin, builtin_array, initialize_builtins): Update for new
727 hashnode definition and builtin handling.
728 (cpp_start_read, cpp_finish): Don't take or initialise a
731 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
732 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
733 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
734 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
735 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
736 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
737 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
738 struct toklist, struct cpp_context, struct specnodes,
739 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
740 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
741 enum builtin_type, cpp_can_paste): New.
742 (struct cpp_token): Delete line and col members.
743 (struct cpp_buffer): New member output_lineno.
744 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
745 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
746 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
747 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
748 base_context, context, directive, mi_state, mi_if_not_defined,
749 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
750 mlstring_pos, macro_buffer, macro_buffer_len.
751 Delete members mls_line, mls_column, token_list, potential_control_macro,
752 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
753 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
754 save_parameter_spellings, need_newline, .
755 Change type of date, time and spec_nodes members.
756 Change prototypes for include and ident callbacks.
757 (struct cpp_hashnode): Change type of name. Remove union members
758 expansion and code. Add members macro, operator and builtin.
760 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
761 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
762 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
763 cpp_stop_lookahead): New prototypes.
764 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
766 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
769 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
770 ufputs): Move to cpplib.h.
771 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
772 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
773 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
774 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
775 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
776 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
777 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
778 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
779 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
780 _cpp_parse_assertion, _cpp_find_answer): Delete.
781 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
782 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
783 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
784 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
785 _cpp_handle_directive, DSC): New.
786 (struct include_file): New member defined.
788 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
789 _cpp_compare_file_date): Update.
790 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
791 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
792 _cpp_cleanup_hashtable.
794 * Makefile.in: Remove cppoutput.c.
796 * cppoutput.c: Delete
798 * fixheader.c (read_scan_file): Update for new cpp_get_token
800 (recognized_function): New argument LINE.
802 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
803 new cpp_get_token prototype.
805 * scan.h (recognized_function): Update prototype.
807 * po/POTFILES.in: Remove cppoutput.c.
809 2000-10-27 Mark Mitchell <mark@codesourcery.com>
811 * c-typeck.c (check_init_type_bitfields): Remove.
812 (constructor_incremental): Likewise.
813 (struct constructor_stack): Remove incremental bit.
814 (struct initializer_stack): Likewise.
815 (start_init): Don't play with constructor_incremental.
816 (finish_init): Likewise.
817 (really_start_incremental_init): Likewise.
818 (push_init_level): Likewise.
819 (pop_init_level): Likewise.
820 (output_init_level): Likewise.
821 (output_pending_init_elements): Likewise.
823 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
825 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
826 Improve error messages. Correct parsing of
827 #pragma pack(pop [,id]). Do not check the user-supplied
828 alignment if we're popping.
830 * gcc.dg/pack-test-1.c: New test case.
831 * gcc.dg/pack-test-2.c: New test case.
832 * gcc.dg/pack-test-1.h: New file.
834 2000-10-27 Neil Booth <neilb@earthling.net>
838 2000-10-27 Kelley Cook <kelley.cook@home.com>
840 * invoke.texi: Document -mintel-syntax
842 2000-10-27 Richard Henderson <rth@redhat.com>
844 * invoke.texi: Document -frename-registers. Add it to -O3.
845 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
846 (enum dump_file_index, dump_file): Update order.
847 (main): Set flag_rename_registers at -O3.
849 2000-10-27 Richard Henderson <rth@redhat.com>
851 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
852 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
853 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
854 * config/alpha/alpha.md (call_osf_1): Use it.
855 (call_value_osf_1): Likewise.
857 * config/ia64/ia64.c: Revert 10-23 patch.
858 (ia64_hard_regno_rename_ok): New.
859 * config/ia64/ia64-protos.h: Declare it.
860 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
862 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
863 Richard Henderson <rth@redhat.com>
865 * regrename.c: Rewrite to handle multi-register modes and
866 cond_exec instructions.
867 * Makefile.in (regrename.o): Update dependancies.
868 * recog.h (struct operand_alternative): Add is_address.
869 * recog.c (preprocess_constraints) [case 'p']: Set it.
871 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
873 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
874 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
875 top level. Kill oldstyle_subdirs. Do not include
876 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
877 $outputs. Do not run configure.lang from config.status.
878 Rearrange warning-flag logic to correspond to what the
879 makefile wants. Put special vax stage1 options in
880 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
881 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
882 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
883 switch is given, nothing otherwise.
884 * configure.lang: Delete.
886 * Makefile.in: Expunge all traces of extra_c_objs,
887 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
888 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
889 warning options via a three level scheme so that -pedantic and
890 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
891 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
892 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
893 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
894 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
895 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
896 generation rules. Wrap all rules that change the current
897 directory in parentheses; pmake doesn't spawn a new shell for
898 each command. Expunge all references to $(P). When one
899 command depends on another and they're run all at once, use &&
900 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
901 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
904 * objc/Make-lang.in: Wrap all rules that change the current
905 directory in parentheses. Expunge all references to $(P).
906 When one command depends on another and they're run all at
907 once, use && to separate them, not ;. Add OUTPUT_OPTION to
908 all object-file generation rules. Delete obsolete variables.
909 * objc/Makefile.in: Delete.
911 2000-10-27 Jakub Jelinek <jakub@redhat.com>
913 * calls.c (expand_call): If sibcall_failure is set during pass 1,
914 clear tail_call_insns as well.
916 2000-10-27 Nick Clifton <nickc@redhat.com>
918 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
921 2000-10-26 Richard Henderson <rth@redhat.com>
923 * calls.c (expand_call): Supress sibcall if we have a
924 BLKmode return in registers.
926 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
928 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
931 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
933 * tree.c (make_node, case 't'): Set alignment to that of
935 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
937 2000-10-25 Mark Mitchell <mark@codesourcery.com>
939 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
940 * configure.in (enable-libstdcxx-v3): Arrange to have
941 HAVE_LIBSTDCXX_V3 substituted into the output files.
943 2000-10-25 Richard Henderson <rth@redhat.com>
945 * recog.c (constrain_operands): Initialize which_alternative
946 before no alternatives early exit.
948 * cse.c (find_comparison_args): Check that we can reverse a
949 comparison if needed before accepting the substitution.
951 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
953 * simplify-rtx.c (simplify_relational_operation): Sign extend
954 low words before sign extending to high words.
956 2000-10-25 Nick Clifton <nickc@redhat.com>
958 * config/mcore/mcore.c: Include config.h before system.h.
960 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
962 * config/mcore/mcore.md (return): Force function epilogue to
963 always be generated to work around epilogue suppression bug in
966 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
968 * c-decl.c (grokdeclarator): Move warning for qualified void
969 return types with -pedantic to when the function type is
970 constructed. At -W, warn in general for qualified function return
971 types, except for volatile void.
972 * invoke.texi: Document this new warning at -W.
974 2000-10-25 Neil Booth <neilb@earthling.net>
976 * cpp.texi: Update with implementation-defined behavior and
979 2000-10-25 Jakub Jelinek <jakub@redhat.com>
981 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
982 incomplete type force it into alias set 0.
984 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
986 * alias.c: Include basic-block.h.
987 (loop_p): New function.
988 (mark_constant_function): Use it.
989 * Makefile.in (alias.o): Update dependencies.
991 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
993 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
996 2000-10-24 Jim Wilson <wilson@cygnus.com>
998 * expmed.c (store_bit_field): Move integer pun code down after
999 code that calls emit_move_insn for entire register move.
1000 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
1001 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
1003 2000-10-24 Richard Henderson <rth@cygnus.com>
1005 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
1006 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
1008 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
1010 * gcse.c (cprop_insn): do not propagate constants into jump_insn
1011 for machines with CC0 more than once.
1013 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
1015 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
1016 pseudos just like memory.
1018 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
1020 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
1021 when deleting libcall sequence collapsed to a single instruction.
1023 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
1025 * expr.c (do_store_flag): Don't crash if either side of a
1026 comparison is error_mark_node.
1028 2000-10-24 Jakub Jelinek <jakub@redhat.com>
1030 * sibcall.c (purge_mem_unchanging_flag): New function.
1031 (optimize_sibling_and_tail_recursive_calls): Call it.
1033 2000-10-24 Philipp Thomas <pthomas@suse.de>
1035 * Makefile.in (check-po): New target for doing checks in the po
1036 subdir if all languages configured.
1037 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
1038 configure if NLS is enabled.
1039 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
1040 otherwise leave empty.
1041 * configure: Regenerate.
1043 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1045 * i386.c (print_operand): Handle new 'A' formatting code.
1046 387 opcodes need suffixes even with -mintel-syntax.
1047 Check for explicit size override (codes 'b', 'w' and 'k').
1048 (print_operand_address): Check if register prefix is needed when
1049 emitting `ds' segment override.
1050 * i386.h: Add comment about new 'A' formatting code.
1051 * i386.md (jump and call patterns): Emit absolute references using %A.
1053 2000-10-23 Richard Henderson <rth@cygnus.com>
1055 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
1056 output registers as fixed.
1057 (ia64_function_epilogue): Undo output fixation.
1059 2000-10-23 Richard Henderson <rth@cygnus.com>
1061 * config/alpha/alpha.md: Add names for all unnamed insns; use
1062 define_insn_and_split in some obvious places.
1064 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
1065 (zero_extendqisi2, zero_extendqidi2): Likewise.
1066 (zero_extendhisi2, zero_extendhidi2): Likewise.
1067 (abs splitters): Fix match_scratch operand number.
1068 (bcc_reverse): Swap pc & label instead of non-canonical compare.
1070 2000-10-23 Jim Wilson <wilson@cygnus.com>
1072 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
1074 * ia64.md (cmpsi_adjusted): Use %r3.
1075 (cmpdi_adjusted): Likewise.
1077 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1079 * config/i386/att.h (ASM_FILE_START): Define.
1081 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1083 * config/i386/linux.h (ASM_FILE_START): Define.
1085 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
1087 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
1088 since this (only) drags in a crt0.o reference that the .ld files
1091 2000-10-23 Geoff Keating <geoffk@cygnus.com>
1093 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
1094 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
1095 reloads just like an RELOAD_FOR_OUTPUT would.
1097 * local-alloc.c (update_equiv_regs): Add an abort(). When
1098 deleting or moving insns, update reg_equiv[regno].init_insns.
1100 2000-10-23 Mark Mitchell <mark@codesourcery.com>
1102 * c-tree.texi: Improve documentation for IF_STMTs and related
1103 conditional statements.
1105 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1107 * expr.c (do_preexpand_calls): Remove.
1108 (same_from_p): Don't use CALL_EXPR_RTL.
1109 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
1110 (preexpand_calls): Remove.
1111 * tree.c (first_rtl_op): Remove CALL_EXPR case.
1112 (unsave_expr_1): Likewise.
1113 * tree.def (CALL_EXPR): Give it only two slots.
1114 * tree.h (CALL_EXPR_RTL): Remove.
1116 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
1118 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
1119 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
1122 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
1124 * calls.c (combine_pending_stack_adjustment_and_call): Don't
1125 adjust stack when unadjusted_alignment ends up as zero.
1127 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
1129 * fixinc/genfixes: Remove EGCS reference.
1130 * install.texi: Remove EGCS reference.
1131 * INSTALL: Regenerate.
1133 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1135 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
1137 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
1139 * diagnostic.c: Remove EGCS reference in comment.
1141 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1143 * loop.c (strength_reduce): Fix error in last change.
1145 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1147 * Makefile.in (SHLIB_NM_FLAGS): New.
1148 (libgcc.mk): Pass it.
1149 * mklibgcc.in (libgcc.map): Use it.
1151 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
1152 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
1154 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1156 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
1158 * sparc.c (load_pic_register): Delete unused varaible.
1160 * libgcc2.c (__addvsi3): Delete unused variable.
1162 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
1163 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
1164 __negvdi2): Prototype.
1166 * ssa.c (apply_delayed_renames): Avoid undefined operation.
1168 * toplev.c (display_target_options): Make static to match
1169 prototype. Delete empty declaration.
1171 2000-10-20 Tom Tromey <tromey@cygnus.com>
1173 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1174 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1176 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1178 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
1180 (expand_expr_unaligned, case ARRAY_REF): Check that index is
1181 a constant before comparing it; use tree_low_cst.
1182 * tree.c (save_expr): Set TREE_READONLY.
1183 (substitute_expr): Return inside of NON_LVALUE_EXPR.
1184 (build, build1): Set TREE_READONLY if all operands are.
1185 (build_index_type): If upper bound is a negative number, lower
1186 bound is zero and sizetype is unsigned, use upper bound of one and
1189 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1191 * gcc.c (process_command, main): Use "because" instead of
1192 "since" in error messages.
1194 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1196 * stor-layout.c (compute_record_mode): Use tree_low_cst.
1197 Don't use mode of field for record unless sizes are the same.
1198 (layout_type, case ARRAY_TYPE): Remove special bounds handling
1199 previously added for Ada; also change to using host_integerp
1202 * loop.c (strength_reduce): Show when new register made for
1203 giv is known to be a pointer and its aligment if so and known.
1204 (loop_dump_aux): Show VERBOSE parameter unused.
1206 * gcse.c (set_hash_table_size): Now unsigned.
1207 * sdbout.c (template_name_p): Add "const" to avoid warnings.
1208 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
1209 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
1210 (sdbout_end_epilogue): Remove variable NAME.
1211 * system.h (getopt): Add default definition.
1212 * config/alpha/alpha.c (print_operand): Don't continue processing
1213 after issuing error.
1214 (summarize_insn): Avoid use of UL in constant.
1216 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
1218 * fold-const.c (force_fit_type): Unsigned values can overflow
1219 if they are sizetype.
1220 (int_const_binop): Don't use cache if overflows.
1222 2000-10-20 Richard Henderson <rth@cygnus.com>
1224 * function.c (locate_and_pad_parm): Zero alignment_pad.
1226 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
1227 perform substitutions, and apply_change_group to see if it worked.
1229 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1231 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
1233 * combine.c (struct undo): Change int to unsigned int.
1234 (do_SUBST_INT): Args are unsigned int.
1235 (make_extraction, force_to_mode): Use proper type when forming mask.
1236 (make_field_assignment): Likewise.
1238 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
1240 * c-common.c (check_format_info_recurse): Extract string constant
1241 initializers from non-volatile constant arrays and check them as
1243 * c-typeck.c (decl_constant_value): Don't check pedantic or check
1244 for DECL_MODE (decl) != BLKmode.
1245 (decl_constant_value_for_broken_optimization): New function which
1246 includes these checks.
1247 (default_conversion, convert_for_assignment, digest_init): Use
1248 decl_constant_value_for_broken_optimization instead of
1249 decl_constant_value.
1251 2000-10-20 Mark Mitchell <mark@codesourcery.com>
1253 * tree.h (DECL_ALIGN_UNIT): New macro.
1255 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
1257 * config/avr/avr-protos.h (avr_output_bld): New.
1258 (out_shift_with_cnt): Add t_len argument.
1259 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
1260 (output_movqi, output_movhi, output_movsisf): Optimize loading
1261 any constant with exactly one bit set to NO_LD_REGS.
1262 (out_shift_with_cnt): Optimize output code for size or speed,
1263 depending on optimize_size. Handle small shift counts as well
1264 (if not hand-optimized in ?sh??i3_out). Shifts can be done
1265 with or without a scratch register, with help of __tmp_reg__
1266 or __zero_reg__ if necessary. Add T_LEN argument to pass the
1267 length of TEMPLATE in words, return total insn length in *LEN.
1268 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
1269 out_shift_with_cnt to work with the above change.
1270 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
1271 lshrsi3_out): Likewise. Optimize more known shift count cases.
1272 Remove cases already well optimized in out_shift_with_cnt.
1273 (avr_output_bld): New function.
1274 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
1275 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
1276 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
1277 Add reload_completed to insn condition - only for peepholes.
1278 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
1279 in a register or memory.
1280 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
1281 Do not require a scratch register.
1282 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
1283 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
1284 Optimize shifts by known count using a scratch register, but only
1285 if one is still available after register allocation.
1287 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1289 * t-vax: New file. Don't build modules from libgcc1.c.
1291 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
1293 * alias.c: (mark_constant_function): Don't check pure functions.
1294 Initialize and end alias analysis.
1295 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
1296 Don't make a special exception for recursion. Handle
1297 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
1298 unless it's volatile.
1300 * local-alloc.c (equivalence): New structure.
1301 (reg_equiv): Define.
1302 (contains_replace_regs): Remove array and use
1304 (memref_referenced_p): Likewise.
1305 (no_equiv): Likewise.
1306 (update_equiv_regs): Likewise.
1308 (equiv_init_varies_p,
1309 equiv_init_movable_p): New functions.
1310 (update_equiv_regs): Use them. Use rtx_varies_p
1311 instead of function_invariant_p. Process insns
1312 from end to beginning. Allow a REG_EQUIV insn
1313 within the same loop as a use to be moved, also
1314 allow it to be moved out of a loop. Update
1315 REG_DEAD notes when substituting into an insn.
1317 2000-10-19 Jim Wilson <wilson@cygnus.com>
1319 * c-decl.c (start_decl): Check for error_mark_node type before using
1321 (finish_decl): Likewise. Don't give an error if decl type is
1322 already error_mark_node.
1324 * haifa-sched.c (compute_trg_info): Add explanatory comments.
1325 New local update_blocks. Use update_blocks to remove duplicates
1326 when computing update blocks. Check for bblst_table overflow.
1327 (schedule_block): Add explanatory comment. Reduce bblst_size by
1329 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
1332 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1334 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
1336 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1338 * expmed.c: Minor corrections in comments.
1339 * invoke.texi: Added desciption for the new option -ftrapv.
1341 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1343 * libgcc2.c: Added the missing #endif.
1345 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
1347 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
1349 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
1351 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
1352 Use smulv_optab for -ftrapv.
1353 (expand_mult_highpart): Use unsigned multiply.
1354 (expand_divmod): Special-case division by -1.
1355 For EXACT_DIV_EXPR, do right shift first, then the multiply.
1356 For complex divide, use abs with unsigned result.
1357 * expr.c (force_operand): Use unsigned multiply.
1358 (expand_expr): Use overflow-trapping optabs for signed types if
1360 If flag_trapv, don't generate a recursive call with EXPAND_SUM
1361 if the type is signed and the original call wasn't EXPAND_SUM or
1363 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
1364 (negv_optab, absv_optab): Declare.
1365 * flags.h (flag_trapv): Declare.
1366 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
1367 smulv_optab, sdivv_optab, negv_optab and absv_optab.
1368 (gen_insn): Interpret '$P' as requiring an integer mode,
1369 including partial integer modes.
1370 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
1371 (product_cheap_p): Use unsigned expand_mult.
1372 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
1373 (negv_optab, absv_optab): Define.
1374 (expand_binop): Use overflow-trapping optabs for signed types if
1376 Handle negv_optab libe neg_optab.
1377 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
1378 Use overflow-trapping optabs for signed result if flag_trapv.
1379 (expand_complex_abs): Use overflow-trapping optabs for signed types if
1381 Don't open-code complex absolute-value operation for flag_trapv.
1382 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
1383 sdivv_optab, negv_optab and absv_optab.
1384 * toplev.c (flag_trapv): Define.
1385 (lang_independent_options f_options): Include flag_trapv.
1386 * tree.h (TYPE_TRAP_SIGNED): Define.
1387 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
1388 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
1390 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
1391 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
1393 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
1394 David V. Henkel-Wallace <gumby@cygnus.com>
1396 * config/i386/t-netware: Bring in from the Red Hat tree.
1397 * config/i386/netware.h: Likewise.
1398 * config/netware.h: Likewise.
1399 * config/rs6000/netware.h: Delete.
1400 * configure.in: Add i[34567]86-*-netware.
1401 * configure: Hand-edit to match configure.in change.
1403 2000-10-18 Mark Mitchell <mark@codesourcery.com>
1405 * c-common.h (flag_no_builtin): Declare.
1406 (flag_no_nonansi_builtin): Likewise.
1407 (c_common_nodes_and_builtins): Change prototype.
1408 * c-common.c (flag_no_builtin): New variable.
1409 (flag_no_nonansi_builtin): Likewise.
1410 (c_common_nodes_and_builtins): Remove parameters. Adjust
1412 * c-decl.c (flag_no_builtin): Remove.
1413 (flag_no_nonansi_builtin): Likewise.
1414 (init_decl_processing): Adjust call to
1415 c_common_nodes_and_builtins.
1417 2000-10-18 Marc Espie <espie@openbsd.org>
1419 * tm.texi (LIBGCC_SPEC): Synch with reality.
1421 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1423 * c-common.c (check_format_types): Check for writing through a
1424 NULL pointer argument.
1426 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
1428 * tm.texi (Exception Region Output): Document
1429 DWARF_CIE_DATA_ALIGNMENT.
1430 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
1432 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
1433 DWARF_CIE_DATA_ALIGNMENT.
1435 2000-10-18 Michael Hayes <mhayes@cygnus.com>
1437 * basic-block.h (struct loop): Delete fields pre_header_root
1438 and pre_header_trace and replace with pre_header_edges
1439 and num_pre_header_edges.
1440 * flow.c (flow_loop_dump): Dump pre_header_edges.
1441 (flow_loops_free): Free pre_header_edges.
1442 (flow_loop_pre_header_scan): Calculate pre_header_edges.
1444 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1446 * contrib.texi: Update references to steering committee members
1447 and Jeff Law's entry.
1449 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1451 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
1452 (maybe_read_dollar_number, check_format_info_main): Use them for
1453 pedantic warning messages.
1455 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1457 * c-common.c (check_format_info_main): Minor cleanup: move
1458 variables into inner scopes; initialize declarations where
1459 appropriate; don't hardcode "scanf" name on warning for zero
1462 2000-10-17 Mark Mitchell <mark@codesourcery.com>
1464 * c-common.c (back_end_hook): New variable.
1465 * c-common.h (back_end_hook): Declare it.
1466 * c-lang.c (finish_file): Use it.
1468 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
1471 2000-10-18 Jan Hubicka <jh@suse.cz>
1473 * i386.c (ix86_comparison_operator, put_condition_code,
1474 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
1475 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
1476 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
1477 * i386.md (adddi and negdi splitter): Use CCRCmode.
1478 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
1479 (subsi3_carry): add '*'
1480 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
1481 (cmp to add peep2): Use CCRCmode; swap operands.
1483 2000-10-18 Kazu Hirata <kazu@hxi.com>
1485 * h8300.c: Fix a comment typo.
1486 (round_frame_size): New.
1487 (compute_saved_regs): Likewise.
1490 (push_order): Remove.
1491 (pop_order): Likewise.
1492 (function_prologue): Rearrange code for readability.
1493 (function_epilogue): Likewise.
1495 * config/h8300/h8300.md: Remove an unnecessary sign_extend
1496 expander that is used when not optimizing. Output a tab after
1497 each assembly insns.
1499 * reorg.c: Fix formatting.
1501 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
1503 * reload1.c (move2add_note_store): Check for simple
1504 auto-inc in destination.
1506 2000-10-17 Michael Chastain <chastain@redhat.com>
1508 * config/i386/i386-aout.h: define INT_ASM_OP.
1510 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
1512 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
1514 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
1516 * i370.md: Fix spelling typo.
1518 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1520 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
1521 Fixes execute/20001017-1.c on powerpc-linux-gnu.
1523 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
1524 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
1527 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
1528 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
1530 * rs6000/aix.h: ...to here.
1531 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
1533 2000-10-17 Jakub Jelinek <jakub@redhat.com>
1535 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
1537 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
1538 sure linker can relax even the delay slot mov %g1,%o7, fix output
1541 2000-10-17 Kazu Hirata <kazu@hxi.com>
1543 * config/h8300/h8300.md: Remove an unnecessary zero_extend
1544 expander that is used when not optimizing. Output a tab after
1545 each assembly insns.
1547 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
1549 * gcc.c: New options --target-help.
1550 (process_command): Added code to parse this new option.
1551 * toplev.c (display_target_options): New function to support the
1553 * cppinit.c (new_pending_directive) : New option OPT_target__help.
1554 (cpp_handle_option): Support this new option.
1555 * invoke.texi: Added notes about --target-help option.
1557 2000-10-17 Graham Stott <grahams@redhat.com>
1559 * config/i386/i386.md (testqi_1): Add missing operand prefix
1561 * config/i386/i386-protos.h: Add missing prototype.
1563 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
1565 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
1566 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
1567 using -mintel-syntax.
1569 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1571 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
1572 (format_types): Use it for printf.
1573 (maybe_read_dollar_number): Add parameter for the kind of format
1574 involved. Warn for multiple use for arguments if this is
1575 inappropriate for the kind of format involved.
1576 (check_format_info_main): Update calls to maybe_read_dollar_number.
1578 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1580 * inclhack.def (hpux_maxint): Also apply fix to values.h.
1581 * fixincl.x: Rebuilt.
1583 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
1585 * genrecog.c (write_switch): Return the first condition that needs a
1588 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
1590 * c-tree.h (warn_sequence_point): Move declaration to...
1591 * c-common.h (warn_sequence_point): ... here.
1592 * c-decl.c (warn_sequence_point): Move definition to...
1593 * c-common.c (warn_sequence_point): ... here.
1594 (struct reverse_tree): New.
1595 (reverse_list, reverse_max_depth): New static variables.
1596 (build_reverse_tree, common_ancestor, modify_ok
1597 verify_sequence_points): New functions.
1598 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
1599 * c-typeck.c (check_modify_expr): Delete.
1600 (build_modify_expr): Don't call it.
1602 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1604 * c-common.h (warn_missing_format_attribute): New variable.
1605 * c-decl.c (warn_missing_format_attribute): New variable.
1606 (c_decode_option): Decode -Wmissing-format-attribute and
1607 -Wno-missing-format-attribute.
1608 * c-common.c (check_function_format): If
1609 -Wmissing-format-attribute, give a warning where a vprintf or
1610 vscanf function is called by a function without its own printf or
1612 * toplev.c (documented_lang_options): Add
1613 -Wmissing-format-attribute.
1614 * invoke.texi: Document -Wmissing-format-attribute.
1616 2000-10-17 Marc Espie <espie@openbsd.org>
1618 * invoke.texi (-shared): Insist on requiring code generation flags
1619 to be used along with -shared, and document the subtle failure that
1620 may occur otherwise.
1622 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1624 * pa.md (return_internal): Move `use' after `return'.
1626 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1628 * machmode.def: Correct comment.
1630 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
1632 * print-rtl.c (print_rtx_head): Constify.
1633 * rtl.h (print_rtx_head): Similarly.
1635 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
1636 Constify char * return value.
1638 (output_64bit_and, output_64bit_ior): Constify char * return value.
1639 (pa_can_combine_p): Make static.
1640 (function_arg): Decorate unused `named' argument. Fix comment typo.
1641 (function_arg_partial_nregs): Decorate unused `named' argument.
1643 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
1645 * c-common.c (format_check_results): New structure.
1646 (finish_dollar_format_checking): Adjust to take a
1647 format_check_results * parameter.
1648 (check_format_info, check_format_info_recurse,
1649 check_format_info_main): Split check_format_info into three
1650 functions, the main checking going in check_format_info_main.
1651 Recurse when any reduction of the format string argument towards a
1652 string literal is done; go down both branches of a conditional
1653 expression. Don't warn for extra format arguments or empty format
1654 strings if they only occur in some branches of a conditional
1657 2000-10-16 Kazu Hirata <kazu@hxi.com>
1659 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
1661 2000-10-16 Jakub Jelinek <jakub@redhat.com>
1663 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
1665 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
1667 * i386.md (*movsi_or): Switch operand order for intel syntax.
1669 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
1673 * gcc.texi (Contributing): Update.
1675 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
1677 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
1678 appropriate assembler dialect.
1680 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
1682 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
1684 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
1686 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
1687 constants 1 and 2 to NO_LD_REGS.
1689 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1691 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
1693 * objc/Make-lang.in (objc-parse.c): Likewise.
1695 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1697 * arm.c: Include obstack.h
1698 (minipool_obstack, minipool_startobj): Define.
1699 (arm_add_gc_roots): Initialize them.
1700 (create_fix_barrier): Use our new obstack.
1701 (push_minipool_barrier, push_minipool_fix): Likewise.
1702 (arm_reorg): Release obstack memory.
1704 2000-10-13 Jakub Jelinek <jakub@redhat.com>
1706 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
1707 (prologue, exception_receiver, builtin_setjmp_receiver): New
1709 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
1710 * config/sparc/sparc-protos.h (finalize_pic): Remove.
1711 (load_pic_register): New prototype.
1712 * config/sparc/sparc.c (pic_setup_code): Remove.
1713 (finalize_pic): Rename to...
1714 (load_pic_register): ...this function.
1715 Don't look for nonlocal_goto_receivers and emit pic setup code
1716 directly. Don't check current_function_uses_pic_offset_table.
1718 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1720 * tree.h (struct obstack): Declare.
1722 2000-10-12 Mark Mitchell <mark@codesourcery.com>
1725 * Makefile.in (ggc-callbacks.o): Remove target.
1726 (flow.o): Depend on GGC_H.
1727 * alias.c (init_alias_analysis):
1728 Remove ggc_p conditionals.
1729 (end_alias_analysis): Likewise.
1730 * basic-block.h (init_flow): New function.
1731 (allocate_reg_life_data): Declare.
1732 * bb-reorder.c (function_obstack): Replace with ...
1733 (flow_obstack): ... new variable.
1734 (fixup_reorder_chain): Use it.
1735 * c-decl.c (ggc_p): Remove.
1736 (caller-save.c): Don't call oballoc/obfree.
1738 undobuf): Remove storage.
1739 (try_combine): Don't call oballoc.
1740 (undo_all): Don't call obfree.
1741 * cse.c (insert): Use xmalloc, not
1743 (cse_main): Adjust accordingly.
1744 * dwarf2out.c (save_rtx): Remove
1746 (dwarf2out_init): Remove ggc_p conditionals.
1747 * emit-rtl.c (rtl_obstack): Remove.
1748 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
1749 (make_insn_raw): Likewise.
1750 (emit_insn_before): Likewise.
1751 (emit_insn_after): Likewise.
1752 (emit_insn): Likewise.
1753 (gen_sequence): Likewise.
1754 (copy_insn_1): Remove handling of `b' RTL components.
1755 (init_emit_once): Remove ggc_p conditionals.
1756 * except.c (create_rethrow_ref): Don't fool with obstacks.
1757 (add_partial_entry): Likewise.
1758 (call_get_eh_context): Likewise.
1759 (begin_protect_partials): Likewise.
1760 (protect_with_terminate): Likewise.
1762 (plus_constant_wide): Likewise.
1763 * expr.c (init_expr_once):
1765 (emit_block_move): Likewise.
1766 (clear_storage): Likewise.
1767 (expand_expr): Likewise.
1768 * flow.c (function_obstack): Remove.
1769 (flow_obstack): New variable.
1770 (flow_firstobj): Likewise.
1771 (create_base_block): Use the flow_obstack.
1772 (split_block): Likewise.
1773 (split_edge): Likewise.
1774 (calculate_global_regs_live): Likewise.
1775 (allocate_bb_life_data): Make it static. Likewiwse.
1776 (init_flow): New function.
1777 (size_int_type_wide): Remove ggc_p conditionals.
1779 (push_function_context_to): Don't call save_tree_status.
1780 (pop_function_context_from): Or restore_tree_status.
1781 (assign_stack_local_1): Don't call push_obstacks.
1782 (find_fixup_replacement): Use xmalloc.
1783 (fixup_var_refs_insns): Free the storage.
1784 (insns_for_mem_walk): Don't mess with obstacks.
1785 (instantiate_decls): Likewise.
1786 (trampoline_address): Likewise.
1787 (expand_function_end): Likewise.
1788 * function.h (sturct function):
1789 Remove obstack-related variables.
1790 (save_tree_status): Don't declare.
1791 (restore_tree_status): Likewise.
1792 * gcse.c (compute_can_copy):
1793 Don't call oballoc/obfree.
1794 * genattrtab.c (operate_exp): Remove
1796 (simplify_cond): Likewise.
1797 (simplify_test_exp): Don't mess with obstacks.
1798 (optimize_attrs): Likewise.
1799 * gengenrtl.c (gendef): Don't include
1801 * ggc-callbacks.c (ggc_p): Remove.
1802 * ggc-none.c (ggc_p): Remove.
1803 * ggc.h (ggc_p): Don't declare.
1804 * integrate.c (save_for_inline): Don't mess with obstacks.
1805 (integrate_decl_tree): Likewise.
1806 (output_inline_function): Likewise.
1808 (init_EXPR_INSN_LIST_cache): Likewise.
1809 * loop.c (temp_obstack):
1811 (rtl_obstack): Likewise.
1812 (init_loop): Don't mess with obstacks.
1813 (reg_address_cost): Free BIVs and GIVs.
1814 (check_insns_for_bivs): Use xmalloc, not oballoc.
1815 (find_mem_givs): Likewise.
1816 (record_biv): Likewise.
1817 (general_induction_var): Likewise.
1818 (product_cheap_p): Likewse.
1819 * optabs.c (init_one_libfunc): Remove
1821 * print-tree.c (debug_tree): Don't use
1823 (print_node): Likewise.
1824 * profile.c (output_func_start_profiler):
1825 Remove call to temporary_allocation.
1827 (eliminate_regs_in_insn): Don't mess with obstacks.
1829 (mark_target_live_regs): Use xmalloc.
1830 (free_resource_info): Free the memory.
1831 * rtl.c (rtl_obstack):
1833 (rtvec_alloc): Don't mess with obstacks.
1834 (rtx_alloc): Likewise.
1836 (copy_rtx): Don't handle `b' cases.
1837 (read_rtx): Use a local rtl_obstack.
1838 * rtl.h (oballoc): Remove.
1840 (pop_obstacks): Likewise.
1841 (push_obstacks): Likewise.
1842 (allocate_bb_life_data): Likewise.
1843 (allocate_reg_life_data): Likewise.
1844 (rtx_free): Likewise.
1845 * sdbout.c (sdbout_queue_anonymous_type):
1846 Use tree_cons, not saveable_tree_cons.
1848 (cselib_init): Don't mess with obstacks.
1850 (mark_block_nesting): Mark the label_chain.
1851 (epxand_label): Use ggc_alloc, not oballoc.
1852 (clear_last_expr): Don't mess with obstacks.
1853 (expand_decl_cleanup): Likewise.
1854 (expand_dcc_cleanup): Likewise.
1855 (expand_dhc_cleanup): Likewise.
1856 (expand_anon_union_decl): Likewise.
1857 (add_case_node): Use xmalloc, not oballoc.
1858 (free_case_nodes): New function.
1859 (expand_end_case): Call it.
1860 * stor-layout.c (layout_type): Don't
1862 (layout_type): Likewise.
1863 * toplev.c (wrapup_global_declarations):
1865 (compile_file): Remove ggc_p conditionals.
1866 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
1867 (decode_f_option): Remove ggc_p conditionals.
1869 (function_maybepermanent_obstack): Remove.
1870 (maybepermanent_obstack): Likewise.
1871 (function_obstack): Likewise.
1872 (tmeporary_obstack): Likewise.
1873 (momentary_obstack): Likewise.
1874 (temp_decl_obstack): Likewise.
1875 (saveable_obstack): Likewise.
1876 (rtl_obstack): Likewise.
1877 (current_obstack): Likewise.
1878 (expression_obstack): Likewise.
1879 (struct obstack_stack): Likewise.
1880 (obstack_stack): Likewise.
1881 (obstack_stack_obstack): Likewise.
1882 (maybepermanent_firstobj): Likewise.
1883 (temporary_firstobj): Likewise.
1884 (momentary_firstobj): Likewise.
1885 (temp_decl_firstobj): Likewise.
1886 (momentary_function_firstobj): Likewise.
1887 (all_types_permanent): Likewise.
1888 (struct momentary_level): Likewise.
1889 (momentary_stack): Likewise.
1890 (init_obstacks): Remove initialization of removed obstacks.
1891 (save_tree_status): Remove.
1892 (restore_tree_status): Likewise.
1893 (temporary_allocation): Liekwise.
1894 (end_temporary_allocation): Liekwise.
1895 (resume_temporary_allocation): Likewise.
1896 (saveable_allocation): Likewise.
1897 (push_obstacks): Likewise.
1898 (push_obstacks_nochange): Likewise.
1899 (pop_obstacks): Likewise.
1900 (allocation_temporary_p): Likewise.
1901 (permanent_allocation): Likewise.
1902 (preserve_data): Likewise.
1903 (preserve_initializer): Likewise.
1904 (rtl_in_current_obstack): Likewise.
1905 (rtl_in_saveable_obstack): Likewise.
1906 (oballoc): Likewise.
1908 (savealloc): Likewise.
1909 (expralloc): Likewise.
1910 (print_obstack_name): Likewise.
1911 (debug_obstack): Likewise.
1912 (object_permanent_p): Likewise.
1913 (push_momentary): Likewise.
1914 (perserve_momentary): Likewise.
1915 (clear_momentary): Likewise.
1916 (pop_momentary): Likewise.
1917 (pop_momentary_nofree): Likewise.
1918 (suspend_momentary): Likewise.
1919 (resume_momentary): Likewise.
1920 (make_node): Don't set TREE_PERMANENT.
1921 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
1922 Don't set TREE_PERMANENT.
1923 (get_identifier): Remove ggc_p conditionals.
1924 (build_string): Likewise.
1925 (make_tree_vec): Likewise.
1926 (build_decl_list): Remove.
1927 (build_expr_list): Likewise.
1928 (tree_cons): Remove ggc_p conditionals.
1929 (decl_tree_cons): Remove.
1930 (expr_tree_cons): Likewise.
1931 (perm_tree_cons): Likewise.
1932 (temp_tree_cons): Likewise.
1933 (saveable_tree_cons): Likewise.
1934 (build1): Remove ggc_p conditionals.
1935 (build_parse_node): Likewise.
1936 (build_type_attribute_variant): Don't mess with obstacks.
1937 (build_type_copy): Likewise.
1938 (type_hash_canon): Likewise.
1939 (build_pointer_type): Likewise.
1940 (build_reference_type): Likewise.
1941 (build_index_type): Likewise.
1942 (build_range_type): Likewise.
1943 (dump_tree_statistics): Don't print obstack information.
1945 (struct tree_common): Remove permanent_flag.
1946 (TREE_PERMANENT): Remove.
1947 (TREE_SET_PERMANENT): Likewise.
1948 (TYPE_OBSTACK): Likewise.
1949 (struct tree_type): Remove obstack.
1951 (savealloc): Likewise.
1952 (build_decl_list): Likewise.
1953 (build_expr_list): Likewise.
1954 (perm_tree_cons): Likewise.
1955 (temp_tree_cons): Likewise.
1956 (saveable_tree_cons): Likewise.
1957 (decl_tree_cons): Likewise.
1958 (expr_tree_cons): Likewise.
1959 (suspend_momentary): Likewise.
1960 (allocation_temporary_p): Likewise.
1961 (resume_momentary): Likewise.
1962 (push_obstacks_nochange): Likewise.
1963 (permanent_allocation): Likewise.
1964 (push_momentary): Likewise.
1965 (clear_momentary): Likewise.
1966 (pop_momentary): Likewise.
1967 (end_temporary_allocation): Likewise.
1968 (pop_obstacks): Likewise.
1969 (push_obstacks): Likewise.
1970 (pop_momentary_nofree): LIkewise.
1971 (preserve_momentary): Likewise.
1972 (saveable_allocation): Likewise.
1973 (temporary_allocation): Likewise.
1974 (resume_temporary_allocation): Likewise.
1975 (perserve_initializer): Likewise.
1976 (debug_obstack): Likewise.
1977 (rtl_in_current_obstack): Likewise.
1978 (rtl_in_saveable_obstack): Likewise.
1980 * varasm.c (current_obstack): Remove.
1981 (saveable_obstack): Remove.
1982 (rtl_obstack): Remove.
1983 (immed_double_const): Don't mess with obstacks.
1984 (immed_real_cons): Likewise.
1985 (output_constant_def): Likewise.
1986 (init_varasm_status): Use xcalloc.
1987 (mark_pool_constant): Mark the pool constant itself.
1988 (free_varasm_status): Free memory.
1989 (decode_rtx_const): Call bzero directly, rather than expanding it
1991 (record_rtx_const): Don't mess with obstacks.
1992 (force_const_mem): Likewise.
1993 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
1995 (aof_pic_entry): Likewise.
1996 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
1997 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
1998 * config/pa/pa.c (saveable_obstack): Remove.
1999 (rtl_obstack): Likewise.
2000 (current_obstack): Likewise.
2001 (output_call): Don't mess with obstacks.
2002 (hppa_encode_label): Remove ggc_p conditionals.
2003 * config/romp/romp.c (get_symref): Don't mess with obstacks.
2004 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
2005 (rs6000_encode_section_info): Likewise.
2006 * config/sh/sh.c (get_fpscr_rtx): Likewise.
2008 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
2010 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
2011 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
2012 (addsi3_carry): Canonicalize.
2013 (addqi_5): Remove '*'.
2014 (sbb pattern): Canonicalize.
2016 * i386.md (cmp to inc/add peep2): New.
2018 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
2020 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
2023 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2025 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
2026 * README.TRAD, TESTS.FLUNK: Remove.
2028 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2030 * c-common.c (decl_attributes): Don't allow strftime formats with
2031 first_arg_num nonzero.
2032 (check_format_info): Set wanted_type and wanted_type_name to zero
2033 before they are possibly assigned and used.
2035 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2037 * c-common.c (scanf_flag_specs): Add flags ' and I.
2038 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
2039 or the ^ and # flags together.
2040 (scan_char_table): Handle the ' and I flags.
2041 (format_types): Add ' and I flags for scanf.
2043 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2045 * c-common.c (print_char_table): Use the unpromoted type for
2046 lengths "h" and "hh" with conversions dioxXu.
2047 (check_format_types): Apply the default argument promotions where
2048 the wanted type is not a pointer target.
2050 2000-10-11 Michael Meeks <mmeeks@gnu.org>
2051 Joseph S. Myers <jsm28@cam.ac.uk>
2053 * c-typeck.c (check_modify_expr): New function.
2054 (build_modify_expr): Call it if warn_sequence_point.
2055 * c-decl.c (warn_sequence_point): New variable.
2056 (c_decode_option): Handle -Wsequence-point and
2057 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
2058 * c-tree.h (warn_sequence_point): Declare.
2059 * invoke.texi (-Wsequence-point): Document.
2060 * toplev.c (documented_lang_options): Add -Wsequence-point and
2061 -Wno-sequence-point.
2062 Original work by Michael Meeks, 16 Jun 1998.
2064 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2066 * tree.c (get_narrower): Don't look at precision of field if
2069 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
2071 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
2072 declaration for data with "progmem" attribute.
2074 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
2076 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
2077 Correct insn length if shift count is a memory operand.
2078 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
2079 (*iorhi3_clobber): Change lo8 to hi8.
2080 (zero_extendhisi2): Change %B0 to %A1.
2081 (ashlhi3, ashrhi3): Correct insn length.
2082 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
2083 from "clobber" to "set_n" in some alternatives.
2085 2000-10-10 Jakub Jelinek <jakub@redhat.com>
2087 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
2088 remove its insn_chain structure as well.
2090 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2092 * dbxout.c (dbxout_source_line): Remove extra tab.
2094 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
2096 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
2098 2000-10-09 Richard Henderson <rth@cygnus.com>
2100 * Makefile.in (LANG_LIB2FUNCS): Remove.
2101 (LIB2FUNCS): Remove _pure.
2102 (LIB2ADD): Remove LANG_LIB2FUNCS.
2103 (stage_a): Don't set LANG_LIB2FUNCS.
2104 * libgcc2.c (__terminate): Mark noreturn.
2105 (__pure_virtual): Remove.
2106 * mklibgcc.in: Remove LIB2ADD .txt processing.
2108 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2110 * arm.md (push_multi): Revert unintended change.
2112 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2114 * arm.c: Miscellaneous white space and comment clean-ups. No
2118 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2120 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
2121 STRING_CST by calling combine_strings.
2123 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2125 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
2126 (thumb_output_move_mem_multiple): Support new insn format.
2127 * arm.md (movmem12b): Use SSA compatible format.
2128 (movmem8b): Likewise.
2130 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2132 * arm.md (predicable): New attribute, default to "no".
2133 (all patterns): Mark as predicable if appropriate.
2134 (conditional execution splits): Split using predication format.
2135 (define_cond_exec): Define.
2136 * arm.c (arm_print_operand): handle insn predicate.
2138 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2140 * README.NS32K: Remove file.
2142 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2144 * README-bugs: Remove file.
2146 2000-10-08 Philipp Thomas <pthomas@suse.de>
2147 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
2149 * configure: Rebuilt.
2151 2000-10-08 Philipp Thomas <pthomas@suse.de>
2152 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
2153 disable catalog building if no suitable program was found.
2154 Move warning message from here
2155 (AM_GNU_GETTEXT): To here.
2156 * configure: Rebuilt.
2158 2000-10-08 Philipp Thomas <pthomas@suse.de>
2159 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
2160 different cache variables.
2161 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
2162 uses different cache variables.
2163 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
2164 * configure: Regenerated.
2166 2000-10-08 Richard Henderson <rth@cygnus.com>
2168 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
2169 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
2170 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
2173 * config/t-linux (SHLIB_EXT): New.
2174 (SHLIB_LINK): Use the entire build command, with substitutions.
2175 (SHLIB_LIBS): Remove.
2176 * config/alpha/t-osf4: Likewise.
2177 * config/mips/t-iris6: Likewise.
2178 * config/sparc/t-sol2: Likewise, but move shlib stuff...
2179 * config/sparc/t-slibgcc-sld: ...here.
2180 * config/sparc/t-slibgcc: New file.
2182 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2184 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
2185 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
2187 (intmax_type_node, uintmax_type_node): Define.
2188 * c-common.c (decl_attributes): If pedantic, warn if `mode'
2189 attributes create a type wider than intmax_t.
2190 (T_IM, T_UIM): Define properly.
2191 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
2193 (init_decl_processing): Initialize intmax_type_node and
2195 * c-lex.c (lex_number): When pedantic and warning for integer
2196 constants that are too large, in C99 mode warn for those that have
2197 a type wider than long long.
2199 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2201 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
2202 FMT_FLAG_FANCY_PERCENT_OK): Define.
2203 (format_char_info): Add flag "4" to comment.
2204 (format_flag_spec, format_flag_pair): New structures.
2205 (format_kind_info): Add additional fields to control format
2207 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
2208 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
2210 (time_char_table): Use "4" flag to handle %Ey.
2211 (format_types): Add entries for new fields.
2212 (get_flag_spec): New function.
2213 (check_format_info): Increase size of flag_chars[] to 256.
2214 Control format checking using the new fields of a format_kind_info
2215 and the new tables; remove all conditionals on printf_format_type,
2216 scanf_format_type or strftime_format_type. Handle all details of
2217 bad combinations of flags (including width, precision and strftime
2218 modifiers) through data rather than ad hoc code. Handle all
2219 details of standard versions in which flags appeared through
2220 data. Use the "4" flag.
2222 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
2224 * config/h8300/h8300.md: Remove the memory alternative and correct
2225 the insn lengths in the templates for sign extention and zero
2228 2000-10-07 Richard Henderson <rth@cygnus.com>
2230 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
2231 * flow.c (make_edges): Revert last change.
2233 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
2235 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
2237 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
2239 * config/alpha/elf.h: Standardize the formatting.
2241 2000-10-06 David O'Brien <obrien@FreeBSD.org>
2243 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
2246 2000-10-06 Richard Henderson <rth@cygnus.com>
2248 * function.c (diddle_return_value): Examine
2249 current_function_return_rtx instead of the DECL_RESULT.
2250 (expand_function_end): Handle reloading DECL_RESULT from memory
2251 into a hard register. Query promote_mode for sign of mismatched
2254 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2256 * haifa-sched.c (schedule_insns): Fix typo in freeing
2257 forward_dependency_cache.
2259 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2261 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
2262 `TARGET_SH2' as a condition.
2264 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2266 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
2267 forward_dependency_cache): New variables.
2268 (add_dependence, remove_dependence): Use anti_dependency_cache and
2269 output_dependency_cache.
2270 (compute_block_forward_dependences): Use forward_dependency_cache.
2271 (schedule_insns): Allocate and free memory for anti/output/forward
2272 dependencies caches.
2274 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2276 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
2277 `! TARGET_SH1'. Reindent.
2279 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2281 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
2282 Move functions from here ...
2284 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
2286 (c_expand_builtin): New function.
2287 (init_function_format_info): Don't set `check_function_format_ptr'.
2288 (c_common_nodes_and_builtins): Set built_in_class type for
2289 printf/__builtin_printf to BUILT_IN_FRONTEND.
2290 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
2292 * c-common.h (build_function_call): Declare.
2294 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
2295 to `lang_expand_expr' rather than `expand_builtin'.
2297 * tree.c (check_function_format_ptr): Delete.
2299 * tree.h (check_function_format_ptr): Likewise.
2301 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
2303 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
2304 DW_OP_bregx when cfa->reg > 31.
2306 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
2309 2000-10-05 Richard Henderson <rth@cygnus.com>
2311 * c-decl.c (warn_missing_noreturn): Remove.
2312 (c_expand_body): Don't set or check can_reach_end.
2313 * c-tree.h (warn_missing_noreturn): Move ...
2314 * flags.h: ... here.
2315 (can_reach_end): Remove.
2316 * flow.c (check_function_return_warnings): New.
2317 (make_edges): No edge to exit for noreturn sibcalls.
2318 * function.c (expand_function_end): Save the return value
2319 clobber instruction.
2320 (mark_function_status): Mark it.
2321 * function.h (struct function): Add x_clobber_return_insn.
2322 * jump.c (can_reach_end): Remove.
2323 (calculate_can_reach_end): Remove.
2324 (jump_optimize_1): Don't call it.
2325 * output.h (check_function_return_warnings): Declare.
2326 * toplev.c (warn_missing_noreturn): Move from c-decl.c
2327 (rest_of_compilation): Call check_function_return_warnings.
2329 2000-10-05 Richard Henderson <rth@cygnus.com>
2331 * Makefile.in (NM_FOR_TARGET): New.
2332 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
2333 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
2334 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
2335 shared library build on that and EXTRA_MULTILIB_PARTS.
2336 * mkmap-flat.awk: New file.
2337 * mkmap-symver.awk: New file.
2338 * libgcc-std.ver: New file.
2339 * config/libgcc-glibc.ver: New file.
2340 * config/ia64/libgcc-ia64.ver: New file.
2341 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2342 (SHLIB_LINK): Add --version-script.
2343 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
2344 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2345 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2346 (SHLIB_LINK): Add -M.
2348 2000-10-05 Richard Henderson <rth@cygnus.com>
2350 * Makefile.in (LIB2FUNCS): Add _clz.
2351 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
2352 (__clz_tab): Put in its own unit, non-static.
2353 * libgcc2.h: Always include longlong.h.
2355 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
2356 a zero instead of -1.
2357 (count_trailing_zeros): Likewise.
2359 2000-10-05 Richard Henderson <rth@cygnus.com>
2361 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
2362 when second op1 is const0_rtx. Validate op0 as a register.
2363 * config/alpha/alpha.md (setcc_internal): Don't allow constants
2364 in the first argument of the compare.
2365 (setcc_swapped_internal): Likewise.
2366 (setne_internal): Likewise.
2368 2000-10-05 Geoff Keating <geoffk@cygnus.com>
2370 * tree.c (tree_size): New function split out of copy_node.
2371 (make_node): Remove obstack handling. Use tree_size.
2372 (copy_node): Use tree_size.
2373 * tree.h: Prototype tree_size.
2375 2000-10-05 Richard Henderson <rth@cygnus.com>
2377 * diagnostic.c (output_format): Add missing break.
2379 2000-10-05 Jim Wilson <wilson@cygnus.com>
2381 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
2382 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
2383 sequence insn to INSN, and delete last sequence insn.
2385 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
2387 * gcc.c (main): Include generated configargs.h header
2388 and use arguments in '-v' output.
2390 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2392 * gcc.c: Move data on prefixes forward in file and reorganize.
2393 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
2394 Always define, but make null if no value.
2395 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
2396 and "md_startfile_prefix_1".
2397 (main): Check whether md_exec_prefix and the others are the
2398 null string rather than whether the macro is defined.
2400 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
2402 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
2403 from PSImode to SImode.
2405 2000-10-05 Jakub Jelinek <jakub@redhat.com>
2407 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
2408 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
2409 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
2412 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2414 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
2415 negation in proper type.a
2417 2000-10-04 Richard Henderson <rth@cygnus.com>
2419 * configure.in (enable-shared): New.
2420 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
2421 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
2422 * mklibgcc.in: Use them to link shared a libgcc.
2423 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
2424 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
2425 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
2426 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
2428 * configure.in (alpha-osf*): Use t-osf and x-osf.
2429 * config/alpha/t-osf: New file.
2430 * config/alpha/t-osf4: New file.
2431 * config/alpha/x-osf: New file.
2432 * config/alpha/x-alpha: Remove file.
2434 2000-10-04 Will Cohen <wcohen@redhat.com>
2436 * c-typeck.c (process_init_element): Added warning for zero-length
2439 * extend.texi (Zero Length): State that static initializers for
2440 zero-length arrays are not allowed.
2442 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
2444 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
2447 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2449 * config/float-c4x.h: New.
2450 * configure.in (c4x-*): Set float_format to c4x.
2451 * configure: Regenerate.
2453 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2455 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
2456 compilation for solaris versions 2.7 and greater.
2458 2000-10-02 Marc Espie <espie@openbsd.org>
2460 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
2461 instead of redefining from scratch.
2463 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
2465 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
2467 2000-10-01 Mark Mitchell <mark@codesourcery.com>
2469 * config/ns32k/genix.h: Remove.
2470 * config/ns32k/x-genix: Likewise.
2471 * config/ns32k/xm-genix.h: Likewise.
2472 * config/fx80: Remove all filee in directory.
2473 * config/pyr: Likewise.
2474 * config/tahoe: Likewise.
2475 * config/gmicro: Likewise.
2476 * config/spur: Likewise.
2477 * configure.in: Remove configury bits for above targets.
2478 * configure: Regenerated.
2480 * configure.in: Don't configure chill by default.
2481 * configure: Regenerated.
2483 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
2484 (lang_mark_false_label_stack): Remove.
2485 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
2486 <top level> string in GC area.
2487 (mark_splay_tree_node): New function.
2488 (mark_splay_tree): Likewise.
2489 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
2491 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
2492 * ggc-common.c (lang_mark_false_label_stack): Change type.
2493 * ggc.h (ggc_alloc_string): Add comment.
2494 (ggc_strdup): New function.
2496 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
2498 * config/avr/avr.h (BRANCH_COST): Define as 0.
2500 * config/pdp11/pdp11.c: #include "tree.h" added.
2502 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
2504 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
2505 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
2506 with known shift count.
2507 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
2508 New alternative for shift count 2 with no scratch register.
2509 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
2510 "set_n" for shift counts 1 and 2.
2512 2000-09-30 Geoff Keating <geoffk@cygnus.com>
2514 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
2515 the mask value from the individual SET operations.
2516 (return_internal_si): Move the USE after the RETURN.
2517 (return_internal_di): Likewise.
2518 (return_and_restore_fpregs_si): Likewise.
2519 (return_and_restore_fpregs_di): Likewise.
2520 (return_eh_si): Likewise.
2521 (return_eh_di): Likewise.
2522 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
2524 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
2525 Don't generate a PARALLEL around a single operation movsi_to_cr.
2526 Generate the RETURN first in any PARALLELs.
2528 * rtlanal.c (single_set_1): Use fatal_insn to display the
2529 invalid insn. Check for more cases when a USE or CLOBBER occurs
2531 * Makefile.in: Update dependencies for rtlanal.o.
2533 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2535 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
2537 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2539 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
2540 Consistently use @email for formatting email addresses.
2542 2000-09-29 Richard Henderson <rth@cygnus.com>
2544 * cse.c (notreg_cost): New argument outer.
2545 (COST): Pass in SET to notreg_cost
2547 (fold_rtx): Use COST_IN. Prefer constants when costs
2550 2000-09-29 David Edelsohn <edelsohn@gnu.org>
2552 * fixinc/inclhack.def (broken_cabs): Generalize regex.
2553 * fixinc/fixincl.x: Regenerate.
2555 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2557 * loop.c (check_final_value): A GIV is not replaceable if used
2560 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
2562 * version.c: Bump to gcc-2.97.
2564 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
2566 * final.c (final_scan_insn): Remove extra extract_insn call;
2567 Use caching for constrain_operands.
2568 (cleanup_subreg_operands): Use caching for extract_insn.
2569 * recog.c (constrain_operands_cached): New.
2570 * recog.h (constrain_operands_cached): Declare.
2571 * i386.c (ix86_attr_length_immediate_default,
2572 ix86_attr_length_address_default, ix86_agi_dependant): Cache
2575 * recog.c (asm_noperands): Tweak.
2576 (extract_insn): Do not call asm_noperads for non-asm instructions.
2578 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
2580 * recog.c (recog_memoized): Rename to recog_memoized_1.
2581 * recog.h (recog_memoized): Rename to recog_memoized_1.
2582 (recog_memoized): New macro.
2583 * rtl.h (single_set): Rename to single_set_1
2584 (single_set): New macro.
2585 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
2588 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
2589 Do not use match_dup of input operands at outputs.
2590 Use register_operand for memory expression.
2591 (rep_movsi): Put use last, canonicalize.
2592 Use register_operand for memory expression.
2593 (rep_movqi): Put use last.
2594 Use register_operand for memory expression.
2595 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
2596 of input operands at outputs. Use register_operand for memory
2598 (rep_stossi): Put use last; canonicalize; fix match_dup in
2599 the address expression
2600 (rep_stosqi): Likewise.
2601 (memcmp expander): Update calls.
2602 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
2605 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
2607 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
2609 2000-09-28 David O'Brien <obrien@FreeBSD.org>
2611 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
2612 Contains the old contents of config/i386/freebsd.h
2613 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
2614 Contains the old contents of config/i386/freebsd-elf.h
2615 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
2616 config/i386/freebsd.h.
2617 * configure.in: Adjust for above changes.
2618 * po/POTFILES.in: Likewise.
2619 * po/en_GB.po: Likewise.
2620 * po/gcc.pot: Likewise.
2621 * configure: Rebuilt.
2623 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2625 * doloop.c (doloop_modify): Prevent delete_insn() from
2626 deleting too much. Prefer loop->top over loop->start as
2627 target for the new JUMP insn.
2628 (doloop_valid_p): Ignore loop with exit_count != 0.
2630 2000-09-28 Philipp Thomas <pthomas@suse.de>
2632 * invoke.texi (i386 Options): Add athlon to table of possible
2635 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
2637 * diagnostic.h (output_clear_message_text): New function.
2638 (output_message_text): New macro.
2640 * diagnostic.c (clear_text_info): Rename to
2641 output_clear_message_text.
2642 (output_clear): Adjust.
2643 (output_finish): Rename to output_finalize_message. Tweek.
2644 (output_to_stream): Adjust.
2646 2000-09-28 Neil Booth <neilb@earthling.net>
2648 * cpperror.c (_cpp_begin_message): Do the test for suppression
2649 of warnings and pedantic warnings before the "is a warning an
2651 * cppinit.c (cpp_handle_option): Remove surplus \n.
2652 * cpplex.c (ON_REST_ARG): Delete.
2653 (skip_block_comment): Initialise prevc.
2654 (parse_args): Improve error messages.
2655 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
2657 * cpplib.c (cpp_push_buffer): Fix grammar in message.
2658 * cppmain.c (main): Set callbacks for #ident and #pragma
2659 only if no_output option is false.
2660 (do_pragma_implementation): Only call the #pragma handler
2661 if it is set in the cpp_reader structure.
2663 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
2665 * integrate.c (copy_insn_list): if an ignored return value
2666 is being clobbered, skip cloning that into the inline copy.
2668 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
2670 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
2671 use @uref for formatting URLs.
2673 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
2675 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
2678 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
2680 * gcc.c (cpp_options): Add spec for -ftabstop=.
2681 (invoke_as): New spec that handles invoking as.
2682 Update specs to handle -save-temps and -traditional.
2683 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
2685 * cp/lang-specs.h, objc/lang-specs.h: Update to use
2686 invoke_as, and handle -save-temps and -traditional (if
2689 2000-09-26 Jakub Jelinek <jakub@redhat.com>
2691 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
2693 (function_arg_slotno): Accept TImode/CTImode.
2694 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
2697 2000-09-26 Michael Hayes <mhayes@cygnus.com>
2699 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
2702 2000-09-25 Jim Wilson <wilson@cygnus.com>
2704 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
2705 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
2706 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
2707 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
2709 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
2711 * cpplex.c (parse_args): Don't set VOID_REST flag.
2712 (CONTEXT_VARARGS): New flag.
2713 (maybe_paste_with_next): Set context earlier in loop. Use
2714 it. Do varargs test with CONTEXT_VARARGS flag.
2715 (push_arg_context): Set CONTEXT_VARARGS flag if we're
2716 pushing an argument context for a varargs argument.
2717 * cpplib.h (VOID_REST): Delete.
2718 * gcc.dg/cpp/vararg1.c: Add test case.
2720 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
2722 * flags.h: Declare warning flag warn_system_headers.
2723 * toplev.c: Define it.
2724 (W_options): Add option -Wsystem-headers.
2725 * diagnostic.c (count_error): Test warn_system_headers.
2726 * invoke.texi: Add description for -Wsystem-headers.
2727 * cpplib.h (cpp_options): New member warn_system_headers.
2728 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
2729 CPP_IN_SYSTEM_HEADER.
2730 * cpplib.c (do_import, do_pragma_once): Likewise.
2731 * cpperror.c (_cpp_begin_message): Test warn_system_headers
2732 and CPP_IN_SYSTEM_HEADER.
2733 * cppinit.c (handle_option): Recognize -Wsystem_headers.
2734 (print_help): Describe -Wsystem_headers.
2735 * cpplex.c (lex_line): Reorganize condition so that warnings
2736 about C++ comments in system headers can be enabled. Remove
2737 label do_line_comment.
2739 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
2741 * cpplex.c (save_comment): Only store the initial '/'
2743 (lex_token): Combine handling of the two comment types.
2744 Pass everything but the initial '/' to save_comment.
2746 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
2748 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
2749 _cpp_can_paste): New library-internal prototypes.
2750 * cpplex.c (dump_param_spelling, output_line_command,
2751 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
2752 cpp_printf, cpp_output_list): Move to cppoutput.c.
2753 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
2754 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
2756 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
2757 dump_param_spelling, output_line_command, cpp_scan_buffer,
2758 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
2760 * Makefile.in: Add cppoutput.c.
2761 * po/POTFILES.in: Add cppoutput.c.
2763 2000-09-25 Richard Henderson <rth@cygnus.com>
2765 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
2766 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
2767 split until after reload.
2768 (rotlsi3, rotldi3): New.
2770 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
2772 * diagnostic.c (output_last_position): Define.
2773 (set_real_maximum_length): Tweek.
2774 * diagnostic.h (output_last_position): Declare.
2776 2000-09-25 Kazu Hirata <kazu@hxi.com>
2778 * config/i386/i386.c: Fix formatting.
2780 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
2782 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
2783 UNITS_PER_WORD is small.
2785 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
2787 * c-common.c (format_char_info): Add flags2; update comments.
2788 (print_char_table, scan_char_table, time_char_table): Split some
2789 flags out into flags2.
2790 (check_format_info): Use flags2 for those flags, for identifying
2791 the initial character of a scanf scanset, and for identifying
2792 printf formats where the '0' flag is ignored with precision.
2794 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
2796 Changes below marked "here" add TABs on either or both sides,
2797 covering start of line, up to any operand for all noted .*ASM.*_OP
2798 definitions. All callers changed.
2799 * tm.texi: Make documented *_ASM.*_OP:s include spacing
2800 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
2801 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2802 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
2803 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
2804 Fix typos in description for LONG_LONG_TYPE_SIZE and
2805 FINI_SECTION_ASM_OP.
2806 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
2807 why these defaults don't have leading spacing.
2808 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
2809 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2810 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
2811 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
2812 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
2813 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
2814 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
2815 * varasm.c (ASM_STABS_OP): Here.
2816 * xcoffout.h (ASM_STABS_OP): Here.
2817 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2818 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2819 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
2820 STRING_ASM_OP): Here.
2821 * config/freebsd.h (IDENT_ASM_OP): Here.
2822 * config/linux-aout.h (SET_ASM_OP): Here.
2823 * config/linux.h (SET_ASM_OP): Here.
2824 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2826 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2827 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
2828 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2829 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2831 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2832 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2833 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
2834 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2835 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
2836 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2837 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
2838 * config/a29k/udi.h (INT_ASM_OP): Here.
2839 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
2840 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
2842 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
2843 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2844 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2845 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
2846 ASM_STABD_OP): Here.
2847 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
2848 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
2849 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2850 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
2851 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
2852 SIZE_ASM_OP, STRING_ASM_OP): Here.
2853 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
2854 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
2855 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
2856 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
2857 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
2858 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
2860 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2861 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
2862 * config/arm/coff.h (INT_ASM_OP): Here.
2863 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2864 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
2865 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
2866 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
2867 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2868 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2869 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
2870 STRING_ASM_OP): Here. Update documentation copy in comments.
2871 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
2872 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
2873 DATA_SECTION_ASM_OP): Here.
2874 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
2876 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
2877 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2878 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2879 BSS_SECTION_ASM_OP): Here.
2880 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2881 BSS_SECTION_ASM_OP): Here.
2882 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2884 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
2885 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2886 * config/h8300/h8300.h (ASM_WORD_OP): Here.
2887 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2888 BSS_SECTION_ASM_OP): Here.
2889 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
2890 * config/i386/bsd.h (ASM_BYTE_OP): Here.
2891 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
2892 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
2893 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
2895 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
2896 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
2898 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
2899 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2900 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
2901 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
2903 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
2904 * config/i386/netbsd.h (INT_ASM_OP): Here.
2905 * config/i386/openbsd.h (INT_ASM_OP): Here.
2906 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
2907 IDENT_ASM_OP): Here.
2908 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
2909 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
2910 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
2911 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
2912 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
2913 SHARED_BSS_SECTION_ASM_OP): Here.
2914 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
2915 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
2916 DATA_SECTION_ASM_OP): Here.
2917 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2918 CONST_SECTION_ASM_OP): Here.
2919 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
2920 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2921 BSS_SECTION_ASM_OP): Here.
2922 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
2923 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
2924 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
2925 BSS_ASM_OP): Here, but use trailing spaces.
2926 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
2927 DATA_SECTION_ASM_OP): Here.
2928 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
2930 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
2931 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
2932 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2933 TDESC_SECTION_ASM_OP): Here.
2934 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
2935 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2936 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2938 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2939 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
2940 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2941 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
2942 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
2943 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
2944 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2945 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
2946 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
2947 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
2948 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
2949 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
2951 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
2952 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2953 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
2954 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
2955 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
2956 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
2957 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
2958 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2959 GLOBAL_ASM_OP): Here.
2960 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
2961 BSS_SECTION_ASM_OP): Here.
2962 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
2963 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2964 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
2965 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
2967 * config/m68k/newsgas.h (SET_ASM_OP): Here.
2968 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
2969 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
2970 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
2971 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
2972 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
2973 but use trailing spaces.
2974 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
2975 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
2976 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
2978 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2979 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
2980 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2981 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
2982 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2983 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
2984 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
2985 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
2986 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
2987 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
2988 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2989 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
2991 * config/m88k/openbsd.h (SET_ASM_OP): Here.
2992 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2993 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
2994 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
2995 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
2996 DTORS_SECTION_ASM_OP): Here.
2997 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
2998 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2999 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
3000 BSS_SECTION_ASM_OP): Here.
3001 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
3002 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
3003 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
3004 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
3005 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
3006 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
3007 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
3008 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
3010 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
3012 * config/mips/osfrose.h (SET_ASM_OP): Here.
3013 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
3014 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
3015 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
3016 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3018 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
3019 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
3020 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
3021 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
3022 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
3023 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3025 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3027 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
3028 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
3029 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
3031 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
3032 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
3033 * config/sparc/linux.h (COMMON_ASM_OP): Here.
3034 * config/sparc/linux64.h (COMMON_ASM_OP,
3035 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
3036 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
3037 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3038 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
3039 * config/sparc/pbd.h (ASM_INT_OP): Here.
3040 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
3041 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
3042 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
3043 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
3044 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
3045 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
3046 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
3047 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
3048 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
3049 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3050 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3051 EH_FRAME_SECTION_ASM_OP): Here.
3052 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
3053 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3055 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3057 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
3058 TCOMMON_ASM_OP): Here.
3059 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3061 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3064 2000-09-25 Richard Henderson <rth@cygnus.com>
3066 * expmed.c (store_bit_field): Adjust last change to not consider
3067 any word-sized field naturally aligned.
3069 2000-09-24 Richard Henderson <rth@cygnus.com>
3071 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3072 TFmode unordered compares properly. Revalidate integer compare
3074 (alpha_emit_setcc): New.
3075 (alpha_emit_conditional_move): Revalidate integer compare operands.
3076 * config/alpha/alpha-protos.h: Update.
3077 * config/alpha/alpha.md (cmpdi): Allow general operands.
3078 (sne): Use alpha_emit_setcc.
3079 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
3080 (sunordered, sordered): New.
3082 2000-09-24 Richard Henderson <rth@cygnus.com>
3084 * config/ia64/ia64-protos.h: Update.
3085 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
3086 (ia64_expand_call): New.
3087 (ia64_expand_prologue): Emit an alloc if we need extra input
3089 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
3090 instruction if true.
3091 (struct reg_flags): Add is_sibcall.
3092 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
3093 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
3094 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
3095 * config/ia64/ia64.h (PREDICATE_CODES): Update.
3096 * config/ia64/ia64.md (call): Use ia64_expand_call.
3097 (call_value): Likewise.
3098 (sibcall, sibcall_value): New.
3099 (call patterns): Remove extra expanders; tidy.
3100 (sibcall_epilogue): New.
3101 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
3103 2000-09-24 Richard Henderson <rth@cygnus.com>
3105 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
3107 * sibcall.c (skip_pic_restore): New.
3108 (identify_call_return_value): Use it.
3110 2000-09-24 Mark Mitchell <mark@codesourcery.com>
3112 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
3113 functions. Generalize to handle both C and C++.
3114 * Makefile.in (c-tree.info): New target.
3115 (info): Add c-tree.info.
3117 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3119 * expr.c (store_field): If BITSIZE is negative, use size of type.
3120 (expand_expr, case COMPONENT_EXPR): Likewise.
3122 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
3124 * cpplex.c: Update TODO comment.
3125 * cpplib.c (do_error, do_warning): Merge common code of
3126 do_error and do_warning into do_diagnostic. Use it.
3127 (do_diagnostic): New function.
3128 * cpplib.h: Fix comment typo.
3130 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3132 * c-common.c (check_format_info): Warn for a wide character string
3133 used as a non-wide format argument.
3135 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3137 * builtins.def (BUILT_IN_LLABS): Add.
3138 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
3139 * c-common.c (c_common_nodes_builtins): Create builtin functions
3140 __builtin_llabs, and plain llabs unless no_nonansi_builtins
3141 outside of C99 mode.
3142 (expand_tree_builtin): Handle BUILT_IN_LLABS.
3144 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
3146 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
3147 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
3148 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
3149 _cpp_free_toklist): No need to worry about extra dummy token
3150 at the start of token lists any more.
3151 (trigraph_ok): Only warn outside comments.
3152 (skip_block_comment): Set and clear lexing_comment.
3153 (skip_line_comment): Take a cpp_reader not cpp_buffer.
3154 Set and clear lexing_comment.
3155 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
3156 (check_long_token): Delete.
3157 (lex_percent, lex_dot): New subroutines of lex_token to
3158 handle lexing of '.' and '%' without lookback.
3159 (lex_token): Use lex_dot and lex_percent.
3160 (lex_line): Don't check for LIST_OFFSET.
3161 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
3162 * cpplib.c (_cpp_parse_assertion): Similarly.
3163 (cpp_push_buffer): Initialize extra_char.
3164 * cpplib.h (LIST_OFFSET): Delete.
3165 (struct cpp_buffer): New member extra_char.
3166 (struct lexer_state): New members lexing_comment and seen_dot.
3168 2000-09-23 Jason Merrill <jason@redhat.com>
3170 * config/rs6000/x-aix41 (CLIB): Define here.
3171 * config/rs6000/t-aix43: Not here.
3172 * config/rs6000/t-aix41: Or here. Remove.
3173 * configure.in: Don't use it.
3175 2000-09-22 Jason Merrill <jason@redhat.com>
3177 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
3178 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
3179 * config.in: Regenerate.
3181 * configure.in: Fix checks for assembler features when using a
3182 one-tree assembler that has not yet been built.
3183 Fix --disable-threads.
3185 2000-09-19 Geoff Keating <geoffk@cygnus.com>
3187 * stmt.c (expand_asm_operands): Allow # in constraints.
3189 2000-09-22 Jason Merrill <jason@redhat.com>
3191 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
3193 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
3194 function-local names.
3196 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
3197 Mark Mitchell <mark@codesourcery.com>
3199 * toplev.c (warn_disabled_optimization): Declare new warning flag.
3200 * flags.h (warn_disabled_optimization): Add it here.
3201 * gcse.c (gcse_main): Add warning when disabled.
3202 * invoke.texi: Document -Wdisabled-optimization.
3204 2000-09-21 Jason Merrill <jason@redhat.com>
3206 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
3208 * dwarf2out.c (tree_add_const_value_attribute): New fn.
3209 (gen_variable_die): Call it for non-definitions.
3211 * dwarf2out.c (die_struct): Add die_mark field.
3212 (mark_dies, unmark_dies): New fns.
3213 (clear_die_sizes): Remove.
3214 (print_die): Check die_symbol rather than die_offset.
3215 (build_abbrev_table, output_pubnames, output_aranges): Check
3216 die_mark rather than die_offset.
3217 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
3220 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
3222 * cppfiles.c (lookup_include_file): Rename to open_file.
3223 Always create a splay tree value, even on syscall failures.
3224 Negative entries indicated by fd == -2.
3225 Re-open files closed in the meantime.
3226 (_cpp_fake_include): Create a negative splay tree entry.
3227 (find_include_file, cpp_read_file): Update for function name
3229 * gcc.gd/cpp/mi4.c: Testcase.
3231 2000-09-21 Nick Clifton <nickc@redhat.com>
3233 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
3234 ARM and THUMB modes.
3236 * config/mcore/mcore.c: Fix compile time warnings.
3237 * config/mcore/mcore-protos.h: Fix compile time warnings.
3239 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3241 * configure.in: Correct test of gcc_cv_glibc.
3242 * configure: Rebuilt.
3243 * config.in: Rebuilt.
3245 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3247 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
3248 (expand_builtin): Handle BUILT_IN_FWRITE.
3250 * builtins.def (BUILT_IN_FWRITE): New entry.
3252 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
3254 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3256 * gcc.c (modify_target): New variable and struct.
3257 (process_command): Handle MODIFY_TARGET_NAME.
3258 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
3259 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
3261 * c-decl.c (finish_decl): Add else's to avoid referencing
3262 TYPE_DOMAIN of an ERROR_MARK.
3264 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
3266 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
3269 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
3271 * config/avr/avr.md (neghi2): Add alternative for input and output
3272 operands in different registers, as in negsi2.
3273 (*negsi2): Remove '*' from the name. Use "movw" if available.
3275 2000-09-19 Jim Wilson <wilson@cygnus.com>
3277 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
3278 HAVE_GAS_HIDDEN macro.
3280 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
3282 * cpplex.c (lex_line): Drop the EOF token for unknown
3283 directives in assembler.
3285 2000-09-19 David Edelsohn <edelsohn@gnu.org>
3287 * configure.in: Allow enable_threads_flag value of "aix". Define
3288 thread_file as "aix" for AIX 4.3 and above.
3289 * configure: Regenerated.
3291 * gthr-aix.h: New file.
3293 * rs6000/t-aix43: Replace soft-float multilib with pthread.
3294 Remove 403 processor multilib match. Fix rios2 processor multilib
3297 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
3298 to return to appropriate csect.
3300 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3302 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
3304 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
3305 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
3308 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
3311 * c-common.c (init_function_format_info): Handle __builtin_printf.
3312 Set `check_function_format_ptr'.
3313 (c_common_nodes_and_builtins): Set `puts_ftype' and
3314 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
3315 __builtin_printf and printf.
3317 * tree.c, tree.h (check_function_format_ptr): Declare.
3319 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
3321 * cppfiles.c (read_include_file): Take no special action for
3324 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
3326 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
3327 rather than that of branch.
3328 (shorten_branches): Don't increment insn_current_address twice.
3330 Undo most of the Wed Jan 27 23:39:53 1999 patch:
3331 * loop.h (struct induction): Delete members derived, ix and last_use.
3332 (struct loop_ivs): Delete members first_increment_giv and
3334 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
3335 recombine_givs): Delete functions.
3336 (find_and_verify_loops): Don't initialize cont_dominator.
3337 (strength_reduce): Lose code to try to find bivs that can be
3338 expressed as givs of another biv, and to convert biv increments
3340 Lose loop_scan_start variable, always use loop->scan_start.
3341 Don't call recombine_givs. Don't handle derived givs.
3342 (record_giv): Don't initialize derived and last_use fields.
3343 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
3345 * unroll.c (derived_regs): Delete static variable.
3346 (unroll_loop): Don't initialize it.
3347 (copy_loop_body): Lose code to handle derived givs.
3348 (find_splittable_givs): Don't check for givs made from biv
3350 Don't set derived_regs.
3352 Fix misapplied earlier patch:
3353 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
3355 (floatsisf2): Generate floatsisf_ie by default.
3356 (floatsisf_i4): Conditional on TARGET_SH4.
3358 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
3359 predicate for the expanders.
3361 2000-09-19 Richard Henderson <rth@cygnus.com>
3363 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
3364 in addition to pentium and pentiumpro symbols.
3365 (CPP_CPU_DEFAULT_SPEC): Likewise.
3367 * c-typeck.c (c_expand_asm_operands): Restore the output tree
3370 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
3371 if the tree has side effects.
3372 (warn_if_unused_value): Do not warn about void constructs.
3374 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
3376 * unroll.c (copy_loop_body): Update LABEL_NUSES before
3377 calling invert_jump.
3379 2000-09-18 Geoff Keating <geoffk@cygnus.com>
3381 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
3384 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3386 * Makefile.in (c-common.o): Depend on diagnostic.h.
3388 * c-common.c: Include diagnostic.h.
3390 (status_warning): New function.
3391 (check_format_info, maybe_read_dollar_number, check_format_types,
3392 finish_dollar_format_checking, check_function_format): Accept a
3393 `status' parameter. All callers changed.
3395 * c-common.h (check_function_format): Accept a `status' parameter.
3397 * c-typeck.c: Update call to `check_function_format'.
3399 2000-09-18 Richard Henderson <rth@cygnus.com>
3401 * c-decl.c (c_expand_body): Call mark_varargs before
3402 expand_function_start.
3404 2000-09-18 Geoff Keating <geoffk@cygnus.com>
3406 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
3407 * config/rs6000/eabi-ci.asm: Likewise.
3409 2000-09-18 Richard Henderson <rth@cygnus.com>
3411 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
3414 2000-09-18 Jim Wilson <wilson@cygnus.com>
3416 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
3417 before passing it to fold_rtx_mult_add.
3419 * unroll.c (final_giv_value): Pass increment through
3420 extend_value_for_giv before passing it to emit_iv_add_mult.
3422 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
3423 paradoxical subreg, then directly substitute the replacement and
3426 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
3428 * cpp.texi: Update documentation, including some clarifications,
3429 the treatment of various newline combinations, and space between
3430 backslash and newline.
3432 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3434 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
3435 Replace ASM_OUTPUT_LABELREF with assemble_name.
3437 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3439 * sh.c (addsubcosts): CONST is not cheap.
3440 (find_barrier): For Sh1, take alignment after jumps into account.
3442 2000-09-15 Andrew Haley <aph@redhat.com>
3444 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
3445 remove all SETs of SUBREGs of hard registers.
3446 * function.c (purge_hard_subreg_sets): New function.
3447 (purge_single_hard_subreg_set): New function.
3448 * rtl.h: (purge_hard_subreg_sets): New function.
3450 2000-09-18 Richard Henderson <rth@cygnus.com>
3452 * config/ia64/ia64-protos.h: Update.
3453 * config/ia64/ia64.c (signed_inequality_operator): New.
3454 (ia64_expand_compare): New.
3455 (ia64_register_move_cost): Handle PR_REGS moves.
3456 (ia64_secondary_reload_class): Require a GR when moving to a PR.
3457 (struct reg_write_state): Add written_by_and/or.
3458 (struct reg_flags): Add is_and/or.
3459 (rws_update): Set them.
3460 (rws_access_regno): Test them to allow parallel comparisons.
3461 (rtx_needs_barrier): Recognize parallel comparisons.
3462 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
3463 Call recog_memoized; ignore pred_rel_mutex.
3464 (emit_predicate_relation_info): Don't call find_basic_blocks here.
3465 (ia64_reorg): Do it here instead.
3466 * config/ia64/ia64.h: s/CCmode/BImode/g
3467 (MODES_TIEABLE_P): Don't tie BImode.
3468 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
3469 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
3470 (RTX_COSTS): Make multiply 4 insns.
3471 (MEMORY_MOVE_COST): New.
3472 (PREDICATE_CODES): Update.
3473 * config/ia64/ia64.md: s/CCmode/BImode/g
3474 (movcci, movbi): New.
3475 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
3476 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
3477 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
3478 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
3479 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
3480 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
3481 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
3482 (mulsi, muldi): Use xmpy not xma.
3484 (movcc, movcc_internal): Remove.
3485 (branch expanders): Use ia64_expand_compare.
3486 (setcc expanders): Likewise.
3487 (cmov insns): Use move_operand and ia64_move_ok.
3488 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
3489 scheduler from moving it past a use.
3490 * config/ia64/build.hacks: Remove.
3492 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
3494 * cpphash.h (HASHSTEP): Take character rather than pointer
3496 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
3498 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
3500 * cpplex.c (auto_expand_name_space, trigraph_replace,
3501 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
3502 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
3503 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
3504 KNOWN_DIRECTIVE): Delete.
3506 (handle_newline, check_long_token, skip_escaped_newlines,
3507 unterminated): New functions.
3508 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
3510 (parse_identifier): Was parse_name, new implementation.
3511 (skip_line_comment, skip_block_comment, skip_whitespace,
3512 parse_number, parse_string, trigraph_ok, save_comment,
3513 adjust_column, _cpp_get_line): New implementations.
3515 (lex_token): New function. Lexes a token at a time, looking
3516 forwards. Contains most of the guts of the old lex_line.
3517 (lex_line): New implementation, using lex_token to obtain
3519 (cpp_scan_buffer): Use the token's line, not the list's line.
3521 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
3522 New implementations.
3523 (do_assert): Don't bother setting the answer's list's line.
3524 (cpp_push_buffer): Initialise new pfile and read_ahead members
3525 of struct cpp_buffer.
3527 * cpplib.h (cppchar_t): New typedef.
3528 (struct cpp_buffer): read_ahead, pfile and col_adjust are
3530 (struct lexer_state): New structure that determines the state
3531 and behaviour of the lexer.
3532 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
3533 (struct cpp_reader): New member "state". Rename
3534 multiline_string_line and multiline_string_column. Delete
3535 col_adjust, in_lex_line members.
3536 (CPP_BUF_COLUMN): Update.
3538 2000-09-18 Richard Henderson <rth@cygnus.com>
3540 * combine.c (simplify_comparison): Shift a NOT out of a single
3543 * combine.c (if_then_else_cond): Canonicalize BImode true to
3545 * explow.c (trunc_int_for_mode): Likewise.
3547 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
3548 the NOT for De Morgan's rule.
3549 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
3550 of a comparison to the reverse comparison.
3552 * combine.c (try_combine): Allow split to create a single insn.
3554 * machmode.def: Add BImode. Add a column for bitsize.
3555 * machmode.h (DEF_MACHMODE): Adjust for extra column.
3556 (GET_MODE_BITSIZE): Use it.
3557 * rtl.c (DEF_MACHMODE): Adjust for extra column.
3558 (mode_bitsize): New.
3559 (mode_mask_array): Use bitsize.
3560 * combine.c (combine_simplify_rtx): Require inner and outer
3561 modes to match on nonzero_bits optimizations.
3563 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3565 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
3566 its entry in spill_reg_store.
3567 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
3568 * sh.c (reg_no_subreg_operand): New function.
3569 * sh-protos.h (reg_no_subreg_operand): Declare it.
3570 * sh.h (PREDICATE_CODES): Add it.
3571 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
3572 input operand that needs to be in fpul.
3573 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
3574 * sh.c (find_barrier): Take into account that machine_dependent_reorg
3575 might add new insns.
3577 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
3579 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
3581 (sh_expand_epilogue): Take the PIC register into account when
3582 computing the frame size.
3584 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
3585 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
3586 LABEL_REFs with a PIC-safe unspec.
3588 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3590 * c-common.c (check_format_info): Properly save the argument
3591 number and parameter for $ operand number formats in case width
3592 and precision arguments are also used. Allow printf width and
3593 precision arguments to have operand numbers even if none was
3594 specified for the main format, since this is OK for %*.*m. Only
3595 object to missing $ operand number if the format used requires an
3598 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3600 * c-common.c (format_char_info): Add 'W' flag to comment.
3601 (print_char_table, scan_char_table): Use it.
3602 (check_format_info): Use the 'W' flag to determine whether a
3603 format argument is written into.
3605 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3607 * c-common.c (check_format_types): Reorganise and clean up,
3608 checking earlier for ERROR_MARKs and making cur_type into its
3609 TYPE_MAIN_VARIANT where convenient.
3611 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3613 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
3615 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3617 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
3619 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
3620 * i386.c (struct builtin_description): New.
3621 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
3622 (mmx_reg_operand): Declare MODE arg as unused.
3623 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
3624 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
3625 ix86_expand_binop_builtin, ix86_expand_store_builtin,
3626 ix86_init_builtins, ix86_expand_builtin): New functions.
3627 * i386.h (ix86_builtins): New enumeration.
3628 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
3629 * i386.md (attr length_immediate): 0 for mmx/sse types.
3630 (attr prefix_0f): 1 for mmx/sse types.
3631 (setcc_2): Remove "*" so we get gen_setcc_2.
3632 (emms): Account for changed register numbering. Set "memory" attr
3634 (sfence): Set "memory" attr to unknown.
3636 2000-09-18 Andreas Jaeger <aj@suse.de>
3638 * configure.in: Define _GNU_SOURCE only when using the GNU C
3640 * configure: Regenerated.
3641 * config.in: Regenerated.
3643 2000-09-17 Mark Mitchell <mark@codesourcery.com>
3645 * cppinit.c (cpp_init): Don't use ANSI prototypes.
3646 * flow.c (flow_dump_loop): Likewise.
3647 (flow_loops_dump): Likewise.
3649 * c-typeck.c (c_start_case): Fix typo.
3651 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3653 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
3654 to int for plain complex which defaults to complex double. Do
3655 warn about defaulting to complex double if pedantic. Warn about
3656 complex integer types if pedantic. Warn about complex types if
3657 pedantic and not in C99 mode.
3658 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
3659 for complex conjugation.
3661 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3663 * contrib.texi: Update my entry.
3665 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
3667 * config/avr/avr.md (mcu_enhanced): New attribute.
3668 (mcu_mega): Likewise.
3669 (extendhisi2): Use mcu_enhanced.
3670 (zero_extendhisi2): Likewise.
3671 (call_insn): Use mcu_enhanced and mcu_mega.
3672 (call_value_insn): Likewise.
3673 (*sbrx_branch): Use mcu_mega.
3674 (*sbrx_and_branchsi): Likewise.
3675 (*sbrx_and_branchhi): Likewise.
3676 (*tablejump_lib): Likewise.
3678 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3680 * alias.c (true_dependence): Allow non-unchanging read to conflict
3681 with unchanging write.
3683 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
3684 (store_constructor): Pass alias_set to it.
3686 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
3687 TYPE_MAIN_VARIANT of ERROR_MARK.
3688 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
3690 * simplify-rtx.c (simplify_unary_operation): Add cases
3691 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
3693 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
3695 * expr.h (emit_library_call, emit_library_call_value): Delete
3697 * rtl.h (enum libcall_type): New.
3698 (emit_library_call, emit_library_call_value): Change fn_type arg to
3699 be of type enum libcall_type.
3700 * calls.c: Likewise for the function definitions. Several callers
3701 throughout changed to use the new enumeration appropriately.
3702 (emit_library_call_value_1): Likewise. Put back code to make libcall
3703 blocks of equal form, but only use it for the two new higher
3706 2000-09-16 Mark Mitchell <mark@codesourcery.com>
3708 Convert the C front-end to use function-at-a-time mode.
3709 * c-common.h: Include splay-tree.h.
3710 (C_DECLARED_LABEL_FLAG): New macro.
3711 (struct language_function): Add x_scope_stmt_stack and
3712 x_function_name_declared_p.
3713 (RECHAIN_STMTS): Move definition.
3714 (lang_statment_code_p): Likewise.
3715 (lang_expand_stmt): Likewise.
3716 (lang_expand_decl_stmt): New variable.
3717 (lang_expand_function_end): Likewise.
3718 (current_scope_stmt_stack): New function.
3719 (add_decl_stmt): Likewise.
3720 (add_scope_stmt): Likewise.
3721 (mark_stmt_tree): Likewise.
3722 (struct c_lang_decl): New structure.
3723 (DECL_SAVED_TREE): Define.
3724 (c_mark_lang_decl): New function.
3725 (c_expand_start_cond): Change prototype.
3726 (c_finish_then): New function.
3727 (c_finish_else): Likewise.
3728 (current_function_name_declared): Remove.
3729 (set_current_function_name_declared): Likewise.
3730 (mark_c_language_function): Declare.
3731 (case_compare): Likewise.
3732 (c_add_case_label): Likewise.
3733 (c_expand_expr): Likewise.
3734 (c_safe_from_p): Likewise.
3735 * c-common.c (lang_expand_function_end): New variable.
3736 (struct if_elt): Add if_stmt.
3737 (c_expand_start_cond): Add the if-statement to the statement-tree,
3738 rather than generating RTL.
3739 (c_finish_then): New function.
3740 (c_expand_start_else): Don't generate RTL.
3741 (c_finish_else): New function.
3742 (c_expand_expr_stmt): Don't generate RTL.
3743 (statement_code_p): Add SCOPE_STMT.
3744 (case_compare): New function.
3745 (c_add_case_label): Likewise.
3746 (mark_stmt_tree): Likewise.
3747 (c_mark_lang_decl): Likewise.
3748 (mark_c_language_function): Likewise.
3749 (c_expand_expr): Likewise.
3750 (c_safe_from_p): Likewise.
3751 * c-decl.c (c_stmt_tree): New variable
3752 (c_scope_stmt_stack): Likewise.
3753 (c_function_name_declared_p): Likewise.
3754 (lang_expand_expr_stmt): Remove.
3755 (poplevel): Don't call output_inline_function for nested
3757 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
3759 (redeclaration_error_message): Change means of computing whether
3760 or not a function is nested.
3761 (lookup_label): Don't call label_rtx.
3762 (init_decl_processing): Add more GC roots.
3763 (start_decl): Add DECL_STMTs to the statement-tree, rather than
3764 calling rest_of_decl_compilation.
3765 (finish_decl): Don't call expand_decl.
3766 (store_parm_decls): Begin the statement-tree, but don't generate
3768 (finish_function): Tie off the statement-tree. Call c_expand_body
3770 (c_expand_body): New function.
3771 (push_c_function_context): Save more information.
3772 (pop_c_function_contxt): Likewise.
3773 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
3774 (lang_mark_tree): Mark it.
3775 (current_stmt_tree): Adjust.
3776 (current_scope_stmt_stack): New function.
3778 (set_current_name_declared): Likewise.
3779 (c_begin_compound_stmt): Define.
3780 (c_expand_decl_stmt): Likewise.
3781 * c-lang.c: Include rtl.h and expr.h.
3782 (lang_init): Set more language-specific hooks.
3783 * c-lex.c: Include expr.h.
3784 * c-parse.in: Changes throughout to add statements to the
3785 statement-tree, rather than generating RTL after every statement.
3786 * c-semantics.c (lang_expand_decl_stmt): Define.
3787 (add_decl_stmt): New function.
3788 (add_scope_stmt): Likewise.
3789 (finish_stmt_tree): Tweak.
3790 (genrtl_expr_stmt): Likewise.
3791 (genrtl_decl_stmt): Handle local labels, and call
3792 lang_expand_decl_stmt if required.
3793 (genrtl_for_stmt): Fix line-number handling.
3794 (genrtl_case_label): Handle cleanups.
3795 (genrtl_asm_stmt): Don't call combine_strings.
3796 (genrtl_compound_stmt): Simplify.
3797 (expand_stmt): Handle SCOPE_STMTs.
3798 * c-tree.h (struct lang_decl): New structure.
3799 (C_DECLARED_LABEL_FLAG): Remove.
3800 (c_begin_compound_stmt): Declare.
3801 (c_expand_decl_stmt): Likewise.
3802 (c_expand_start_case): Rename to c_start_case.
3803 (c_finish_case): New function.
3804 * c-typeck.c (start_init): Tweak setting of
3805 constructor_incremental.
3806 (c_expand_asm_operands): Tweak error-handling. Add to the
3808 (c_expand_return): Add to the statement-tree.
3809 (c_expand_start_case): Rename to ...
3810 (c_start_case): ... this.
3811 (struct c_switch): New type.
3812 (switch_stack): New variable.
3813 (do_case): Simplify.
3814 (c_finish_case): New function.
3815 * dependence.c: Include expr.h.
3816 (enum dependence_type): Change spelling of enumerals.
3817 (check_node_dependence): Adjust.
3818 * expr.h (lang_safe_from_p): Declare.
3819 (safe_from_p): Likewise.
3820 * expr.c (lang_safe_from_p): New variable.
3821 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
3822 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
3823 * toplev.c (rest_of_decl_compilation): Robustify.
3824 * tree.c (contains_placeholder_p): Likewise.
3825 * Makefile.in: Update dependencies.
3826 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
3827 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
3828 (objc_expand_function_end): New function.
3829 (finish_method_def): Use it.
3830 (init_objc): Initialize more language-specific hooks.
3831 * objc/Make-lang.in: Update dependencies.
3833 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
3835 * configure.in: Define macros that affect features before
3836 testing for features. Don't define _XOPEN_SOURCE.
3837 * configure: Regenerated.
3838 * config.in: Regenerated.
3840 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
3842 * rtlanal.c (rtx_varies_p): Volatile asms vary.
3843 (rtx_unstable_p): Restructure code. Volatile asms
3846 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3848 * function.h (no_debugging_symbols): New field.
3849 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
3850 Initialize no_debugging_symbols.
3851 (output_inline_function): Save and restore write_symbols and set from
3852 no_debugging_symbols.
3853 * toplev.c (rest_of_compilation): Call save_for_inline.
3854 * tree.h: Update comment.
3856 * stor-layout.c (place_field): Don't do anything if field or
3857 its type are ERROR_MARK.
3859 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
3861 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
3862 (read_include_file): Ensure inc->mmaped is initialized.
3864 2000-09-16 Richard Henderson <rth@cygnus.com>
3866 * cppiles.c (purge_cache): Use PTR not caddr_t.
3868 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
3870 * gcc.c: In description for %{<S}, say the option removed is -S.
3871 * invoke.texi (Spec Files): Ditto.
3873 2000-09-16 Andreas Jaeger <aj@suse.de>
3875 * configure.in: Always define _GNU_SOURCE to make interfaces
3876 visible that were hidden by only defining _GNU_SOURCE.
3877 * configure: Regenerated.
3879 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
3881 * cpplex.c (push_macro_context): Set an argument's level after
3882 calling parse_args. We could loop infinitely otherwise.
3884 2000-09-15 Tom Tromey <tromey@cygnus.com>
3886 * configure, config.in: Rebuilt.
3887 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
3889 2000-09-15 Greg McGary <greg@mcgary.org>
3891 * cppmacro.c (check_trad_stringification): Check token
3892 text pointers against limit before dereferencing.
3894 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
3896 * c-common.c (format_wanted_type): New structure.
3897 (check_format_types): New function.
3898 (check_format_info): Pass all checking of types of format
3899 arguments, including width and precision arguments, to this new
3902 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3904 * BUGS: Remove file.
3906 2000-09-15 Jakub Jelinek <jakub@redhat.com>
3908 * config/alpha/alpha.c (override_options): ev6 cache latencies
3909 from Richard Henderson. Don't allow -mmemory-latency=L0.
3911 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
3912 (TARGET_OPTIONS): Add tune=.
3913 (alpha_tune_string): Declare.
3914 * config/alpha/alpha.c (override_options): Add cpu_table.
3915 Use alpha_cpu_string first to set both alpha_cpu and target_flags
3916 and then alpha_tune_string to set alpha_cpu only.
3917 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
3918 * config/alpha/elf.h (ASM_FILE_START): Likewise.
3919 * config/alpha/osf.h (ASM_FILE_START): Likewise.
3920 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
3922 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
3924 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
3926 (ix86_comparison_operator, ix86_cc_mode): Declare
3927 * i386.h (CCGC, CCGCO): New modes.
3928 (SELECT_CC_MODE): Move offline to ....
3929 * i386.c (ix86_cc_mode): .... here; use new modes.
3930 (ix86_comparison_operator): New.
3931 (fcmov_comparison_operator): Ensure proper mode.
3932 (put_condition_mode): More sanity checking.
3933 (ix86_match_ccmode): Handle new modes.
3934 (ix86_expand_fp_compare): GEU requires CCmode.
3935 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
3937 * i386.md (cmp?i_ccz_1): Remove
3938 (cmp?i_ccno_1): Use ix86_match_ccmode.
3939 (cmp?i_minus_1): New.
3940 (cmpsi_1): New expander.
3941 (cmpqi_ext_1): Use match_ccmode
3942 (cmpqi_ext_3): New expander.
3943 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
3944 (cmpqi_ext_4): Use match_ccmode.
3945 (add?i_?): Use match_ccmode.
3947 (test?i_ccz_1): Remove
3949 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
3950 (testqi_ext_0): Use ix86_match_ccmode.
3951 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
3952 (xorqi_cc_ext_1): New expander.
3953 (shift patterns): Use CCGOCmode for all shifts except for sar.
3954 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
3955 (setcc_3, jcc_3, miv?icc_c): Remove.
3957 2000-09-15 Will Cohen <wcohen@redhat.com>
3959 * dwarf2out.c (add_const_value_attribute): Changed array into a
3960 xmalloced object, so it exists after function exit.
3961 (free_AT): Added case for dw_val_class_float to free allocated
3964 2000-09-15 Kazu Hirata <kazu@hxi.com>
3966 * config/i386/i386.md: Fix a comment typo.
3967 * gcc.c: Fix formatting.
3969 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
3971 * optabs.c (emit_libcall_block): If target is a user variable,
3972 copy to a temporary first.
3973 * expr.c (convert_move): When generating a libcall, make a libcall
3975 * calls.c (emit_library_call_value_1): Don't create a libcall
3976 sequence here; our caller will in most cases do it.
3978 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
3980 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
3981 * sh.md (reload_outsf): Generate recognizable patterns for
3983 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
3984 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
3985 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
3986 truncdfsf2_i4): Change not to use explicit references to fpul.
3987 (floatsisf2_ie): Remove USE of fpscr.
3988 (floatsisf2): Change default expansion to match this.
3989 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
3992 2000-09-15 Richard Henderson <rth@cygnus.com>
3994 * expmed.c (store_bit_field): Consider naturally aligned
3995 memory for direct reference.
3997 2000-09-15 Richard Henderson <rth@cygnus.com>
3999 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
4000 AND addresses into alias set 0.
4001 (alpha_expand_unaligned_store): Likewise.
4002 (alpha_expand_unaligned_load_words): Likewise.
4003 (alpha_expand_unaligned_store_words): Likewise.
4005 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
4007 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
4008 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
4010 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
4011 rsize of UNITS_PER_WORD.
4013 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
4015 * cpplex.c (ON_REST_ARG): Correct the test.
4016 (maybe_paste_with_next): Duplicate a token that fail pasting,
4017 and clear its PASTE_LEFT flag, so that nested pasting attempts
4020 2000-09-14 Richard Henderson <rth@cygnus.com>
4022 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
4023 * cse.c (rtx_cost): Likewise.
4024 * optabls.c (expand_binop): Likewise.
4025 (expand_twoval_binop, prepare_cmp_insn): Likewise.
4026 * regclass.c (copy_cost): Likewise.
4027 * reload1.c (reload_cse_move2add): Likewise.
4029 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
4031 * c-parse.in (reswords): Add _Complex.
4033 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4035 * gcc.1: Delete documentation for -undef preprocessor option.
4037 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4039 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4040 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
4041 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
4042 Remove undefine before config/elfos.h.
4043 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
4045 2000-09-14 Kazu Hirata <kazu@hxi.com>
4047 * invoke.texi (H8/300 Options): Add -ms2600.
4048 * config/h8300.c (h8300_init_once): Output an error when -ms2600
4049 is used without -ms.
4050 * config/h8300.h (TARGET_MAC): New.
4051 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
4052 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
4053 machine other than H8/S2600.
4054 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
4057 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
4059 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
4060 pseudos that refer to the original pseudos, not only to their
4061 equivalent memory locations.
4063 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4065 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
4066 when making new MEM.
4068 * Makefile.in (LN): Remove duplicate definition.
4070 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4072 From Joern Rennecke:
4073 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
4074 on an insn and function_invariant_p returns nonzero for the source,
4075 add a REG_EQUAL note.
4077 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
4079 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
4080 conflict with frame_pointer_rtx.
4082 2000-09-13 Kazu Hirata <kazu@hxi.com>
4084 * loop.c: Fix formatting.
4087 2000-09-13 Richard Henderson <rth@cygnus.com>
4089 * config/ia64/ia64.md (divsf3): New.
4090 (divsf3_internal_lat, divsf3_internal_thr): New.
4091 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
4092 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
4093 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
4094 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
4095 (nmadddf4_alts, nmadddf4_trunc): New.
4096 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
4097 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
4098 (multf3_truncsf_alts, multf3_truncdf_alts): New.
4099 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
4100 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
4101 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
4102 (nmaddtf4_truncdf_alts): New.
4103 (recip_approx): Don't predicate.
4105 2000-09-13 Richard Henderson <rth@cygnus.com>
4107 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
4109 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4111 * flags.h (flag_dump_rtl_in_asm): Declare.
4112 * toplev.c (flag_dump_rtl_in_asm): Define.
4113 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
4114 if -dP is specified.
4115 * rtl.h (print_rtx_head): Declare.
4116 * print-rtl.c (print_rtx_head): Define.
4117 (print_rtx): Print the string pointed to by print_rtx_head
4118 at beginning of each dump line.
4119 (print_rtl): Likewise.
4120 (print_rtl_single): Likewise.
4121 * final.c (final_scan_insn): Dump the insn in the assembly
4123 * gcc.1: Document -dP option.
4124 * invoke.texi (Debugging Options): Likewise.
4126 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4128 * md.texi (Machine Constraints): Document the 68HC11 constraints.
4129 * install.texi (Configurations): Document the 68HC11&68HC12 port.
4130 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
4132 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
4134 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
4135 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
4136 (*clrstrqi): Likewise.
4137 (xorhi3,xorsi3,absqi2): Likewise.
4138 (one_cmplhi2,one_cmplsi2): Likewise.
4139 (addsi3): Two stupid constraint alternatives removed.
4140 (extendhisi2): Use `movw' for enhanced avr cores.
4141 (zero_extendhisi2): Likewise.
4143 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
4145 * alias.c (find_base_term): Use frame_pointer_rtx
4146 when handling an ADDRESSOF.
4148 * cse.c (canon_hash): Handle USE of BLKmode memory.
4149 (cse_insn): Outgoing arguments for a libcall don't
4150 affect any recorded expressions.
4152 2000-09-12 Tom Tromey <tromey@cygnus.com>
4154 * configure, config.in: Rebuilt.
4155 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
4157 2000-09-12 Jakub Jelinek <jakub@redhat.com>
4159 * c-lex.c (lex_string): Use charwidth to compute bytemask.
4160 * expr.c (expand_expr): Don't optimize constant array references
4161 initialized with wide string constants.
4163 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4165 * loop.c (note_set_pseudo_multiple_uses): Correct.
4167 2000-09-12 Jim Wilson <wilson@cygnus.com>
4169 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
4170 else block, and X has side-effects, then fail.
4172 2000-09-12 Greg McGary <greg@mcgary.org>
4174 * config/mips/mips-protos.h
4175 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
4176 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
4177 (PREDICATE_CODES): Add "trap_cmp_op".
4178 * config/mips/mips.c
4179 (trap_cmp_op, mips_gen_conditional_trap): New functions.
4180 * config/mips/mips.md (trap, conditional_trap): New patterns.
4182 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4184 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
4187 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4189 * builtins.c (built_in_decls): New array.
4190 (expand_builtin_fputs): New function.
4191 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
4193 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
4195 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
4197 * tree.h (built_in_decls): New array.
4199 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
4201 * convex.md: Use "+" instead of "=" for outputs wrapped in a
4203 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
4205 2000-09-12 Kazu Hirata <kazu@hxi.com>
4207 * haifa-sched.c: Fix formatting.
4209 * genattrtab.c: Fix formatting.
4211 * unroll.c: Fix formatting.
4213 2000-09-12 Bruce Korb <bkorb@gnu.org>
4215 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
4216 remove obsolete code
4217 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
4218 * fixinc/fixincl.tpl: make non-exported arrays static scope
4219 * fixinc/fixincl.x: regenerate
4220 * fixinc/fixlib.h: Use PARAMS, not _P_
4221 * fixinc/fixtests.c: make a type for the test proc & use it
4222 * fixinc/server.h: Use PARAMS, not _P_
4224 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4226 * c-typeck.c (process_init_element): Avoid union init warnings on
4227 floating point zero. Don't crash on unions containing structs.
4229 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
4231 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
4232 general_movsrc_operand, and remove CONST_INT from
4233 general_movdst_operand.
4235 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4237 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
4238 if a reference to non-fixed hardreg is seen. Otherwise, count hard
4239 regs with a higher cost.
4240 (preferrable): Deal with cases where either cost or regcost is
4242 (cse_insn): Use MAX_COST rather than 10000. Always initialize
4244 (COSTS_N_INSNS): Move definition...
4246 (MAX_COST): New macro.
4247 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
4250 2000-09-11 Mark Mitchell <mark@codesourcery.com>
4252 * c-common.h (genrtl_clear_out_block): Remove.
4253 * c-semantics.c (genrtl_clear_out_block): Remove.
4254 (genrtl_while_stmt): Don't call it.
4255 (genrtl_for_stmt): Likewise.
4257 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4259 * cppfiles.c: Move all default-#defines to top of file.
4260 (open_include_file): Replace by lookup_include_file.
4261 (read_with_read, read_file): Merged into read_include_file.
4262 (stack_include_file, purge_cache): New functions.
4263 (close_cached_fd): Delete.
4264 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
4265 Cache the in-memory buffer, not the file descriptor.
4267 * cpphash.h (struct include_file): Add buffer, st, refcnt,
4269 (xcnew): New utility macro.
4270 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
4271 * cpplib.h (struct cpp_buffer): Remove mapped field.
4273 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4275 * cpplex.c (parse_string): Accept backslash space newline as a
4277 (lex_line): Likewise.
4278 (_cpp_get_token): Remove hard limit on macro nesting.
4280 2000-09-12 Philipp Thomas <pthomas@suse.de>
4282 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
4283 * configure: Rebuilt.
4285 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4287 * flow.c (split_block): Fix update of registers live at
4290 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
4292 * i386.md (add?i_3, add?i_5): New.
4293 (add?i_4): Rename from add?i_3; Fix compare pattern.
4294 (sub?i_3, xor?i_3, ior?i_3): New.
4296 * genrecog.c (write_tree): Output code to clear insn_extract cache.
4297 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
4298 instead of extract_insn and extract_constrain_insn_cache instead of
4299 extract_insn and constrain_operands.
4300 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
4302 (extract_insn): Clear which_alternative.
4303 (constrain_operands): Set which_alternative to -1 when failed.
4304 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
4307 2000-09-11 Matthew Hiller <hiller@redhat.com>
4309 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
4310 on operand 0 to '+'.
4311 (movstricthi): Likewise.
4313 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4315 * loop.h (LOOP_IVS): New macro.
4316 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
4317 (struct loop_ivs): New.
4318 (struct loop_info): Add ivs field.
4319 (reg_iv_type, reg_iv_info): Delete prototype.
4320 (reg_biv_class, loop_iv_list): Likewise.
4321 * loop.c (record_biv, find_life_end): Pass loop argument.
4322 (reg_iv_type): Remove global array and use
4323 field in loop_regs structure within loop_ivs structure.
4324 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
4325 (first_increment_giv, last_increment_giv): Use entry in
4327 (record_initial): Pass ivs pointer.
4328 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
4330 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4332 * loop.h (LOOP_REGS): New macro.
4333 (struct loop_regs): New.
4334 (struct loop_info): Add regs field.
4335 * loop.c (set_in_loop): Remove global array and store
4336 in loop_regs structure as part of loop_info structure.
4337 (n_times_set, may_not_optimize): Likewise.
4338 (reg_single_usage, moved_once): Likewise.
4339 (count_one_set): Add regs argument.
4340 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
4341 (set_pseudo_multiple_uses): Pass regs pointer.
4343 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4345 * unroll.c (iteration_info): Subsume into loop_iterations.
4346 * loop.h (loop_info): New field iv.
4348 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4350 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
4351 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
4352 (flow_loops_update): New prototype.
4353 (flow_loops_find): Add flags to prototype.
4354 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
4355 * flow.c (flow_loop_pre_header_scan): New.
4356 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
4357 (flow_loop_free): Free pre-header root and trace and exit dominators.
4358 (flow_loops_find): New argument flags.
4359 (flow_loops_update): New function.
4360 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
4362 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4364 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
4365 * flow.c (split_block, update_bb_for_insn): New functions.
4367 2000-09-11 Richard Henderson <rth@cygnus.com>
4369 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
4371 2000-09-11 Richard Henderson <rth@cygnus.com>
4373 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
4374 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
4375 (ia64_override_options): Prevent optimizing division for both
4376 latency and throughput.
4377 (rtx_needs_barrier): Handle frcpa.
4378 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
4379 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
4380 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
4381 (TARGET_SWITCHES): Add -minline-divide-min-latency and
4382 -minline-divide-max-throughput.
4383 (PREDICATE_CODES): Update.
4384 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
4385 (zero_extendsidi2): Likewise. Fix typo in f case insn.
4386 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
4387 (extendsftf2): Likewise.
4388 (extenddftf2): Likewise.
4389 (fix_trunctfdi2_alts): New.
4390 (fixuns_trunctfdi2_alts): New.
4391 (madd*4): Rename from madd*3.
4392 (divsi3, modsi3, udivsi3, umodsi3): New.
4393 (divsi3_internal): New.
4394 (divdi3, moddi3, udivdi3, umoddi3): New.
4395 (divdi3_internal_lat, divdi3_internal_thr): New.
4396 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
4397 (recip_approx): New.
4399 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
4401 * print-rtl.c (debug_call_placeholder_verbose): New variable.
4402 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
4404 * integrate.c (copy_rtx_and_substitute): Don't share
4405 LEAF_REG_REMAPpable registers with the inlined function. Don't
4406 share the function value with calling sequences.
4408 2000-09-11 Jakub Jelinek <jakub@redhat.com>
4410 * c-decl.c (do_case): Fix a typo.
4412 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
4413 to a if the comparison is floating mode and not -ffast-math.
4414 * simplify-rtx.c (simplify_ternary_operation): Likewise.
4416 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4418 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
4419 gen_ic_invalidate_line.
4421 2000-09-11 Philip Blundell <pb@futuretv.com>
4423 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
4425 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
4427 * install.texi (LANGUAGES): Update to include new languages.
4430 2000-09-11 DJ Delorie <dj@redhat.com>
4432 * gcc.c (main): Don't warn about unused -B prefixes
4433 (unused_prefix_warnings): remove
4435 2000-09-11 Kazu Hirata <kazu@hxi.com>
4437 * final.c: Fix formatting.
4439 * integrate.c: Fix formatting.
4441 2000-09-11 Geoff Keating <geoffk@cygnus.com>
4443 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
4445 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
4447 * reload.c (regno_clobbered_p): Fix thinko in previous change.
4449 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4451 * gcc.1: Document 68hc11 specific options.
4453 2000-09-10 Geoff Keating <geoffk@cygnus.com>
4455 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
4456 (TARGET_LONG_DOUBLE_128): Define.
4457 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
4458 (LONG_DOUBLE_TYPE_SIZE): Redefine.
4459 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
4460 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
4461 of __LONG_DOUBLE_128__.
4462 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
4464 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
4465 (CPP_SYSV_DEFAULT_SPEC): Define.
4466 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
4467 (INIT_TARGET_OPTABS): Define.
4469 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
4470 (RS6000_UITRUNC): Likewise.
4471 (INIT_TARGET_OPTABS): New macro.
4472 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
4473 (trunc_defined): Delete.
4474 (output_prolog): Don't output .extern definitions for fp->int
4475 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
4476 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
4477 (trunc_defined): Delete.
4478 (RS6000_ITRUNC): Moved to aix.h.
4479 (RS6000_UITRUNC): Likewise.
4480 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
4481 only emit a libcall.
4482 (fixuns_truncdfsi2): Delete.
4483 (trunc_call): Delete.
4484 (trunc_call_rtl): Delete.
4486 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4488 * varasm.c (make_decl_rtl): Restore leading star on
4489 DECL_ASSEMBLER_NAME set for decls with an asmspec.
4491 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4493 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
4494 won't give a spurious error for '#pragma pack()'. Simplify
4495 control flow for readability. 'reset' action is not necessary.
4497 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4499 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
4500 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
4501 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
4502 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
4504 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
4505 profile.c, sdbout.c, tradcif.y, tree.c:
4506 Include defaults.h if not already included.
4507 Don't define the above macros.
4509 * Makefile.in: Update dependencies.
4511 2000-09-10 Mark Mitchell <mark@codesourcery.com>
4513 * c-common.h (add_stmt): Change prototype.
4514 (RECHAIN_STMTS): New macro.
4515 (CASE_LABEL_DECL): Likewise.
4516 (genrtl_case_label): Change prototype.
4517 (c_expand_start_case): Remove prototype.
4518 (build_case_label): Change prototype.
4519 (decl_constant_value): Declare.
4520 * c-common.c (check_case_value): Handle C++'s extensions to C
4522 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
4524 * c-parse.in (stmt): Adjust handling of return statements and case
4526 * c-semantics.c (add_stmt): Return the new statement.
4527 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
4528 returned expression. Directly generate RTL, rather than calling
4530 (genrtl_switch_stmt): Don't call c_expand_start_case.
4531 (build_case_label): Take the LABEL_DECL as input, too.
4532 (genrtl_case_label): Just call add_case_node.
4533 (expand_stmt): Adjust calls to genrtl_return_stmt and
4535 * c-tree.h (c_expand_start_case): Declare.
4536 * c-typeck.c (decl_constant_value): Give it external linkage.
4537 (c_expand_return): Don't call expand_return or expand_null_return;
4538 use genrtl_return_stmt instead.
4539 * stmt.c (struct nesting): Remove num_ranges field.
4540 (add_case_node): Give it external linkage.
4541 (expand_start_case): Don't set num_ranges.
4542 (expand_start_case_dummy): Don't clear it.
4543 (pushcase): Rely on add_case_node to handle `default' labels.
4544 (add_case_node): Handle `default' labels.
4545 * tree.c (tree_int_cst_compare): New function.
4546 * tree.h (tree_int_cst_compare): Declare.
4547 (add_case_node): Likewise.
4549 2000-09-10 Richard Henderson <rth@cygnus.com>
4551 * c-parse.in: Revert last change.
4552 (init_reswords): Do not enter disabled keywords into the ridpointers
4553 table, modulo objc weirdness.
4554 (_yylex): Return the canonical spelling for a keyword.
4556 2000-09-10 Philip Blundell <philb@gnu.org>
4558 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
4559 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
4561 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
4563 * alias.c (find_base_term): Handle ADDRESSOF.
4564 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
4566 2000-09-10 Denis Chertykov <denisc@overta.ru>
4568 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
4569 outputting templates with many lines.
4571 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4573 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
4574 to decide whether 64-bit support must be generated.
4576 2000-09-10 Richard Henderson <rth@cygnus.com>
4578 * c-parse.in (asm patterns): Fix volatile check.
4580 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4582 * cppmacro.c (check_trad_stringification): New function.
4583 (save_expansion): If -Wtraditional, warn about stringification of
4586 2000-09-11 Michael Hayes <mhayes@cygnus.com>
4588 * loop.h (struct loop_mem_info): Move from loop.c
4589 (struct loop_info): Add fields store_mems, mems, mems_idx,
4590 mems_allocated, unknown_address_altered,
4591 unknown_constant_address_altered, num_mem_sets, and
4592 first_loop_store_insn.
4594 * loop.c (loop_store_mems): Replace with field in loop_info struct.
4595 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
4596 (unknown_address_altered, unknown_constant_address_altered): Likewise.
4597 (num_mem_sets): Likewise.
4598 (replace_loop_mems, replace_loop_regs): New.
4599 (struct loop_replace_args): New.
4600 (load_mems): Use replace_loop_mems.
4601 (try_copy_prop): Use replace_loop_regs.
4602 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
4604 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4606 * configure.in: Recognize m6811-elf and m6812-elf.
4607 * configure: Regenerate.
4609 2000-09-09 Geoff Keating <geoffk@cygnus.com>
4611 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
4614 2000-09-10 Michael Hayes <mhayes@cygnus.com>
4616 * loop.c (struct movables): New.
4617 (num_movables): Move into struct movables.
4618 (the_movables): Change type to struct movables.
4619 (ignore_some_movables): Change struct movable arg to struct movables.
4620 (force_movables, combine_movables, regs_match_p): Likewise.
4621 (rtx_equal_for_loop_p, move_movables): Likewise.
4622 (scan_loop): Change movables to be of type struct movables.
4623 Replace last_movable with field in movables structure.
4625 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
4627 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
4628 (init_pragma): Avoid warning if pfile happens to be unused.
4629 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
4630 define init_pragma to nothing. Always prototype
4631 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
4633 * c-lex.c (process_directive): Always call dispatch_pragma.
4634 Initialize entering_c_header to 0.
4636 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4638 * config/m68hc11/m68hc11.md: New file, machine description for
4640 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
4641 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
4642 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
4643 * config/m68hc11/m68hc11-protos.h: New file.
4644 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
4645 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
4646 * config/m68hc11/xm-m68hc11.h: New file, target defs.
4647 * config/m68hc11/larith.asm: New file, libgcc routines.
4649 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4651 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
4652 (FPBIT_FUNCS): Add _usi_to_sf.
4653 * config/fp-bit.c (usi_to_float): New function.
4654 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
4655 (usi_to_float): Add appropriate #define.
4657 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4659 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
4661 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
4662 * i386.md (attr "type"): Add sse and mmx types.
4663 (attr "memory"): Handle them without a crash.
4664 (movsi_1, movdi_2): Allow MMX regs.
4665 (movdi splits): Don't split moves involving MMX regs.
4666 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
4667 (movv4sf_internal, movv4si_internal, movv8qi_internal,
4668 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
4669 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
4670 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
4671 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
4672 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
4673 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
4674 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
4675 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
4676 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
4677 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4678 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4679 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
4680 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
4681 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4682 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4683 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
4684 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
4685 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
4686 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
4687 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
4688 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4689 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4690 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
4691 mmx_clrdi): New patterns.
4693 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
4695 * arm.c: Don't include tm.h directly.
4697 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
4699 * recog.c (validate_replace_rtx_1): Fix confusion about equality
4700 testing; simplify subregs of constants and nested subregs.
4702 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4704 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
4706 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4708 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
4710 * rtl.texi (description of USE): Add note about possible pitfalls
4712 From Richard Henderson:
4713 * reload1.c (choose_reload_regs): Compute need_mode properly.
4715 2000-09-07 Richard Henderson <rth@cygnus.com>
4717 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
4718 (__modsi3, __umodsi3): Likewise.
4719 (__udivsi3): Likewise. Normalize the TFmode values.
4721 2000-09-07 Geoff Keating <geoffk@cygnus.com>
4723 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
4725 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
4728 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4730 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
4731 (cmpeqdi_t): Add output pattern.
4732 (cmpeqdi_t+1): Don't split when not optimizing.
4733 Restore proper splitting operation.
4735 2000-09-07 Richard Henderson <rth@cygnus.com>
4737 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
4738 do not call dispatch_pragma.
4740 2000-09-07 Jim Wilson <wilson@cygnus.com>
4742 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
4743 to CLASS_CANNOT_CHANGE_MODE.
4744 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
4745 mode classes are different.
4747 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4749 * cpplib.h (struct cpp_options): Add user_label_prefix member,
4750 left out of commit which removed cppulp.c.
4752 2000-09-07 Richard Henderson <rth@cygnus.com>
4754 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
4755 after switch for CASE_DROPS_THROUGH.
4757 2000-09-07 Richard Henderson <rth@cygnus.com>
4759 * loop.c (strength_reduce): Call check_ext_dependant_givs.
4760 Properly extend the biv initial value for the giv.
4761 (record_biv): Zero ext_dependant.
4762 (record_giv): New argument ext_val. Update all callers.
4763 (general_induction_var): Likewise.
4764 (consec_sets_giv): Likewise.
4765 (simplify_giv_expr): Likewise. Fill in ext_val if we find
4766 a sign-extend, zero-extend, or truncate.
4767 (combine_givs_p): Make sure modes are compatible.
4768 (check_ext_dependant_givs): New.
4769 (extend_value_for_giv): New.
4770 * loop.h (struct induction): Add ext_dependant.
4771 * unroll.c (iteration_info): Extend the biv initial value for the giv.
4772 (find_splittable_givs): Likewise.
4773 (final_giv_value): Likewise.
4775 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4777 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
4778 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
4779 definitions from cpplib.h.
4780 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
4782 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
4783 documentation for REGISTER_TARGET_PRAGMAS.
4785 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
4786 default-pragma callback to implement -Wunknown-pragmas if
4788 * c-parse.in: Move all includes to top of file.
4789 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
4791 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
4793 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
4795 * arm.h, arm-protos.h, arm.c,
4796 c4x.h, c4x-protos.h, c4x.c,
4797 h8300.h, h8300-protos.h, h8300.c,
4798 i370.h, i370-protos.h, i370.c,
4799 i960.h, i960-protos.h, i960.c,
4800 sh.h, sh-protos.h, sh.c,
4801 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
4802 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
4804 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
4805 multiple include guard.
4806 * i370.md (untyped_call): Use GEN_CALL.
4807 (umodsi3): Remove unused variable.
4808 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
4809 * v850.c (output_move_single, output_move_double): Constify
4811 (print_operand): Constify a char *.
4812 * v850.h (struct small_memory_info): Constify name member.
4814 2000-09-07 Kazu Hirata <kazu@hxi.com>
4816 * config/h8300.h: Fix comment typos.
4817 * config/h8300/h8300.md: Likewise.
4818 * config/h8300/lib1funcs.asm: Likewise.
4820 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
4822 * Makefile.in: Remove references to cppulp.{c,o}.
4823 * cppinit.c (initialize_builtins, cpp_start_read,
4824 cpp_handle_option): Update to use cpp_options structure.
4827 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
4829 * c-common.c (time_char_table): Allow %#b and %#h.
4831 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4833 * reorg.c (find_end_label): If the basic block reorder pass moves the
4834 return insn to some other place try to locate it again and put our
4835 end_of_function_label there.
4836 * reorg.c (relax_delay_slots): Check if find_end_label created a
4837 new label that invalidates the current optimazation.
4839 2000-09-07 Catherine Moore <clm@redhat.com>
4841 * unroll.c (unroll_loop): Check for unconditional jumps
4842 to loop continuation. Delete if n_iterations is 1.
4843 (ujump_to_loop_cont): New routine.
4845 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
4847 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
4849 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
4850 to handle multiword modes correctly. All callers and the declaration
4853 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4855 * c-common.h (prep_stmt): Declare.
4856 (lang_expand_stmt): Likewise.
4857 * c-decl.c (lang_expand_stmt): Remove.
4858 * c-semantics.c (lang_expand_stmt): Define.
4859 (prep_stmt): New function.
4860 (expand_stmt): Handle common statement types here.
4862 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
4864 * configure.in (sh-*-linux*): Added.
4865 * configure: Rebuilt.
4866 * config/sh/t-linux: New file.
4867 * config/sh/sh.h (USERMODE_BIT): Define.
4868 (TARGET_USERMODE): Likewise.
4869 (TARGET_SWITCHES): New switches for the bits above.
4870 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
4871 * config/sh/linux.h: New file.
4872 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
4873 underscore on linux.
4874 (L_sdivsi3, L_udivsi3): Define for linux.
4875 (L_ic_invalidate): Define.
4876 * invoke.texi (SH Options): Document -musermode.
4878 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
4880 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
4881 CSE unless generating PIC.
4883 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
4886 2000-09-06 H.J. Lu (hjl@gnu.org)
4888 * Makefile.in (clean_s1): Depend on stage_b.
4889 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
4890 stage2. They are used for "make compare".
4892 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4894 Move statement-tree facilities from C++ to C front-end.
4895 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
4896 (void_zero_node): New macro.
4897 (struct stmt_tree_s): New type.
4898 (stmt_tree): New typedef.
4899 (struct language_function): New type.
4900 (last_tree): New macro.
4901 (last_expr_type): Likewise.
4902 (walk_tree_fn): New typedef.
4903 (current_stmt_tree): New function.
4904 (begin_stmt_tree): Likewise.
4905 (add_stmt): Likewise.
4906 (finish_stmt_tree): Likewise.
4907 (statement_code_p): Likewise.
4908 (lang_statement_code_p): New variable.
4909 (walk_stmt_tree): New function.
4910 (STMT_IS_FULL_EXPR_P): New macro.
4911 * c-common.c (lang_statement_code_p): New variable.
4912 (c_common_nodes_and_builtins): Initialize void_zero_node.
4913 (statement_code_p): New function.
4914 (walk_stmt_tree): Likewise.
4915 * c-decl.c (language_function): Rename to ...
4916 (c_language_function): ... this. Include language_function.
4917 (push_c_function_context): Adjust accordingly.
4918 (pop_c_function_context): Likewise.
4919 (mark_c_function_context): Likewise.
4920 (current_stmt_tree): Define.
4921 * c-semantics.c (begin_stmt_tree): New function.
4922 (add_stmt): Likewise.
4923 (prune_unused_decls): Likewise.
4924 (finish_stmt_tree): Likewise.
4926 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4928 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
4930 2000-09-06 Kazu Hirata <kazu@hxi.com>
4932 * calls.c: Fix formatting.
4934 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
4936 * config/i386/i386.h (ADDRESS_COST): Fix typo.
4938 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
4940 Integrated preprocessor.
4942 * Makefile.in: Remove all references to c-parse.gperf,
4943 c-gperf.h, and c-parse.h. Remove -d from yacc command line
4944 generating c-parse.c. Update dependencies.
4945 * c-parse.gperf, c-gperf.h: Delete.
4947 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
4948 yy_lim, or yy_get_token. Don't define get_directive_line if
4950 * c-common.h: Add multiple include guard. Define RID values
4951 for every keyword in C, C++, and Objective C. Put all the
4953 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
4954 * c-decl.c (c_decode_option): Handle -lang-objc here.
4955 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
4956 (grokdeclarator): Adjust for new RID scheme.
4957 (extract_interface_info): New stub.
4958 * c-lang.c: Don't declare yy_cur or parse_options.
4959 (lang_init_options): Call cpp_init. Don't call
4961 (lang_init): Don't call check_newline if USE_CPPLIB.
4963 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
4964 Elide lots of unnecessary code if USE_CPPLIB. Delete code
4965 rendered unnecessary by new architecture. Move routines not
4966 shared with C++ to c-parse.in. Maintain a local idea of the
4967 line number. Handle C++ as well as C.
4968 [USE_CPPLIB]: Declare and register callbacks for #ident and
4969 for entering/leaving files.
4970 (init_c_lex, c_lex): Are now the entry points to this file.
4971 (check_newline): Break out directive handling to
4973 (read_ucs, is_extended_char, utf8_extend_token): Moved here
4975 (readescape, parse_float): Overhaul.
4976 (lex_number, lex_string, lex_charconst): Break out of c_lex
4978 (get_fileinfo, update_header_times, dump_one_header,
4979 dump_time_statistics): New and/or moved here from C++.
4980 Support per-file data needed by C++ and per-header timing
4981 statistics (C++ only, at the moment).
4982 * c-lex.h: Update prototypes. Add multiple include guard.
4983 * c-tree.h (struct lang_identifier): Add rid_code field.
4984 (C_IS_RESERVED_WORD, C_RID_CODE): New.
4986 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
4987 reinit_parse_for_function and/or position_after_white_space.
4988 (save_filename, save_lineno): Look ahead before saving.
4989 (label -> identifier ':'): Save file and line before shifting ':'.
4990 (reservedwords): No need to call get_identifier.
4991 (init_parse, finish_parse, yyerror, yylex, yyprint,
4992 make_pointer_declarator): Are now here for C/ObjC.
4993 (rid_to_yy): Conversion table from RID constants to Yacc codes.
4995 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
4996 #pragma registry. Provide dummy implementation of that
4997 interface if !USE_CPPLIB.
4998 * c-pragma.h: Update to match.
5000 * flags.h: Add multiple include guard.
5001 (flag_detailed_statistics): Moved here from C++.
5002 * toplev.c: Define flag_detailed_statistics.
5004 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
5006 * timevar.def (TV_CPP, TV_LEX): New.
5007 * timevar.h: Add multiple include guard.
5009 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
5011 * objc/objc-act.c: Don't mention yy_cur or parse_options.
5012 Initialize cpplib properly. Force lineno to 0 after first
5013 call to check_newline. Don't handle -lang-objc here.
5014 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
5016 2000-09-06 David Edelsohn <edelsohn@gnu.org>
5018 * rs6000.md: Correct function unit definitions for cr_logical and
5020 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
5021 and use portable method for >=0 and floating point >=. Remove
5022 associated matchers.
5024 2000-09-06 Mark Mitchell <mark@codesourcery.com>
5026 * extend.texi: Mark named return value extension as deprecated.
5028 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5030 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
5033 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
5035 * toplev.c (display_help): Fix thinko in documentation.
5037 * diagnostic.h (output_buffer::indent_skip): New fields.
5038 (output_indentation): New macro.
5040 * diagnostic.c (output_indent): New function.
5041 (output_set_prefix, clear_diagnostic_info): Use.
5042 (output_emit_prefix): Predict future indentation.
5044 2000-09-06 DJ Delorie <dj@redhat.com>
5046 * Makefile.in (stage_*): add more dependencies to ensure parallel
5047 builds build correctly
5049 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
5051 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
5052 not bootstrap-lean_f.
5054 2000-09-06 Andreas Schwab <schwab@suse.de>
5056 * mklibgcc.in: Emit rule for libgcc-stage-start.
5057 * Makefile.in (stage1-start, stage2-start, stage3-start,
5058 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
5060 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
5062 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
5063 (update_equiv_regs): Likewise, except for the mn10200 kludge.
5064 (combine_regs): Likewise.
5066 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
5067 * cse.c: Include "basic-block.h".
5068 (struct table_elt): New field REGCOST.
5069 (CHEAP_REG): Delete macro.
5070 (COST): Return 0 for REGs.
5071 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
5072 (notreg_cost): Return 0 for appropriate SUBREGs.
5073 (COSTS_N_INSNS): Return N * 2.
5074 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
5076 (CHEAPER): Use new function preferrable.
5077 (insert): Initialize REGCOST member.
5078 (find_best_addr): Use approx_reg_cost for estimation of register
5080 (cse_insn): Likewise.
5081 * loop.c (iv_add_mult_cost): New function.
5082 (add_cost, shift_cost, mult_cost): Delete variables.
5083 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
5084 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
5085 Make code that detects autoinc opportunities slightly less optimistic.
5086 (simplify_giv_expr): If expression contains other reg that is also a
5087 giv, only increment benefit if this is the only use of that reg.
5088 (consec_sets_giv): Take that change into account.
5089 (combine_givs): Slightly more verbose output.
5091 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
5092 not the cost of an equivalent shift.
5093 * sh-protos.h (addsubcosts): Declare.
5094 * sh.c (addsubcosts): New function.
5095 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
5096 (RTX_COSTS): Tweak. Use addsubcosts.
5097 (ADDRESS_COST): Return higher cost for reg+reg addressing.
5099 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5101 * config/rs6000/rs6000.c (validate_condition_mode): New function.
5102 (branch_comparison_operator): Call validate_condition_mode to
5103 abort rather than returning 0.
5104 (branch_positive_comparison_operator): New function.
5105 (scc_comparison_operator): Call validate_condition_mode to abort
5106 rather than returning 0.
5107 (ccr_bit): Call validate_condition_mode. Update for
5109 (print_operand): Delete %C modifier. Update %E case
5110 to use EQ bit not SO bit.
5111 (rs6000_reverse_condition): New function.
5112 (rs6000_generate_compare): New function.
5113 (rs6000_emit_sCOND): New function.
5114 (rs6000_emit_cbranch): New function.
5115 (output_cbranch): The length of a long branch insn is
5116 now only 8 bytes. Add validate_condition_mode. Use
5117 rs6000_reverse_condition. Remove cror generation.
5119 * config/rs6000/rs6000.h: Update comments.
5120 (PREDICATE_CODES): Add new predicate. Update codes used
5121 by branch_comparison_operator and scc_comparison_operator.
5122 * config/rs6000/rs6000-protos.h: Add prototypes for
5123 new external functions.
5124 * config/rs6000/rs6000.md: Add new scheduling parameters
5125 for cr_logical instructions. Change length of branch
5127 (bCOND patterns): Call rs6000_emit_cbranch.
5128 (sCOND patterns): Call rs6000_emit_sCOND.
5129 (branch patterns): Change lengths to 4.
5130 (cr logical patterns): New.
5132 2000-09-06 Richard Henderson <rth@cygnus.com>
5134 * config/i386/i386.md (call_pop): Fix test for setting
5135 current_function_uses_pic_offset_table.
5136 (call, call_value_pop, call_value): Likewise.
5138 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5140 * timevar.c (timevar_add): Delete.
5141 (timevar_get): Also count time since the selected timer was
5142 last updated. Do not examine the timevar stack if the
5143 selected timer is standalone.
5145 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5147 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
5149 2000-09-05 Jason Merrill <jason@redhat.com>
5151 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
5152 for 'extern' arrays.
5154 2000-09-05 Richard Henderson <rth@cygnus.com>
5156 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
5157 Eliminate final copy from non-trapping case.
5158 (__divdf3, __divsf3): Likewise.
5160 2000-09-05 Richard Henderson <rth@cygnus.com>
5162 * config/ia64/ia64.md (mulhi3): Fix typo last change.
5163 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
5165 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
5167 * Makefile.in: Restructure bootstrap stages to allow clean
5168 restart after failure.
5170 2000-09-05 Richard Henderson <rth@cygnus.com>
5172 * config/ia64.md (movsi and movdi patterns): Allow moves from
5173 8-bit constants to AR registers.
5175 2000-09-05 Richard Henderson <rth@cygnus.com>
5177 * config/ia64/ia64.md (mulhi3): New.
5179 2000-09-05 Richard Henderson <rth@cygnus.com>
5181 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
5182 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
5183 Optimization Guide, minimum latency alternative.
5184 (__moddi3, __udivdi3, __umoddi3): Likewise.
5185 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
5187 2000-09-05 Bruce Korb <bkorb@gnu.org>
5189 * fixinc/fixincl.c (load_file): always read header files
5190 with sizes that are a multiple of the page size.
5191 & use libiberty's getpagesize for determining that.
5193 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
5195 * gcse.c (hash_string_1): Add prototype.
5196 * cse.c (canon_hash_string): Likewise.
5198 2000-09-04 Craig Newell <CraigN@ieee.org>
5200 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
5202 2000-09-04 Andreas Schwab <schwab@suse.de>
5204 * Makefile.in (STAGESTUFF): Remove libgcc.
5205 (stage1-start, stage2-start, stage3-start): Copy the contents of
5206 the libgcc directory explicitly.
5207 (mostlyclean): Clean libgcc.
5209 2000-09-04 Andrew Haley <aph@redhat.com>
5211 * dwarf2out.c: (stack_adjust_offset): New prototype.
5213 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
5215 * combine.c (make_extraction): Fix rtx_cost comparison to
5218 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
5220 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
5221 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
5222 Add '*' to insn pattern name.
5224 2000-09-04 Jakub Jelinek <jakub@redhat.com>
5226 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
5227 use posn - 1 to index into tokens array.
5228 (maybe_paste_with_next): Adjust caller.
5230 2000-09-03 Geoff Keating <geoffk@cygnus.com>
5232 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
5234 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
5235 (REGNO_REG_CLASS): Use symbolic register
5238 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
5240 * arm.c (final_prescan_insn): If the form of a jump insn isn't
5241 recognized, don't try to conditionally execute it.
5243 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
5245 * config/avr/avr.md ("*tablejump_lib"): New pattern.
5246 (call_value_insn): Right length claculation.
5247 (call_insn): Likewise.
5249 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
5251 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
5252 gas_output_limited_string, gas_output_ascii, output_movqi,
5253 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
5254 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
5255 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
5256 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
5257 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
5258 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
5259 Add "const" as needed to remove warnings.
5261 * config/avr/avr.c (avr_override_options, avr_init_once,
5262 function_prologue, function_epilogue, frame_pointer_required_p,
5263 class_likely_spilled_p, order_regs_for_local_alloc,
5264 avr_address_cost, avr_ret_register): Use K&R style arguments.
5265 (initial_elimination_offset, gas_output_limited_string):
5266 Remove ATTRIBUTE_UNUSED from the used arguments.
5267 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
5268 Use local variables src, dest, base to access operands[].
5269 Rename reg_dest to reg_src if that's what it is.
5270 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
5271 constants to LD_REGS if reg_was_0.
5272 (output_reload_insisf): Change arg 3 to insn length and set it.
5273 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
5274 access to 16-bit I/O register pairs.
5275 (avr_address_cost): Lower cost for the above case.
5276 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
5277 may be clobbered, also for LD_REGS.
5278 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
5281 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
5283 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
5284 macro to test_hard_reg_class function.
5285 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
5286 for loading immediate constants to LD_REGS.
5287 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
5290 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
5292 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
5293 * config/avr/libgcc.S: Lost part of the previous patch.
5295 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5297 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
5298 object before calling pthread_mutex_init.
5300 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
5302 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
5303 config/sh/crtn.asm: New files.
5304 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
5305 (crt1.o, crti.o, crtn.o): New targets.
5306 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
5308 * configure: Rebuilt.
5309 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5310 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
5311 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5312 Undefine for config/elfos.h to redefine.
5313 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
5315 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
5317 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
5318 legitimize_pic_address, output_pic_addr_const): Declare.
5319 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
5320 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
5321 (TARGET_SWITCHES): New switch -mprefergot.
5322 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
5323 (PIC_OFFSET_TABLE_REGNUM): Define.
5324 (GOT_SYMBOL_TABLE): Likewise.
5325 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
5326 (ENCODE_SECTION_INFO): Define.
5327 (FINALIZE_PIC): New macros.
5328 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
5329 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
5330 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
5331 (prepare_move_operands): Call emit_pic_move or
5332 emit_pic_const_move if appropriate.
5333 (output_far_jump): For PIC, use braf and output long offset.
5334 (machine_dependent_reorg):
5335 (sh_expand_prologue): Save and initialize the PIC register.
5336 (sh_expand_epilogue): Restore it.
5337 (initial_elimination_offset): Account for it.
5338 (nonpic_symbol_mentioned_p): New function.
5339 (legitimize_pic_address): Likewise.
5340 (output_pic_addr_const): Likewise.
5341 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
5342 (call, call_value): Use them.
5343 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
5344 symPLT_label2reg): New expands.
5345 * invoke.texi (SH Options): Document -mprefergot.
5347 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
5349 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
5350 * gcse.c (hash_string_1): New function.
5351 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
5352 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
5353 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
5354 (canon_hash_string): New function.
5355 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
5356 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
5357 (fold_rtx): Use ASM_OPERANDS accessor macros.
5358 * emit-rtl.c (copy_insn_1): Likewise.
5359 * integrate.c (copy_rtx_and_substitute): Likewise.
5360 * stmt.c (expand_asm_operands): Likewise. Give an
5361 ASM_OPERANDS rtx the mode of the output reg being set from it.
5363 2000-09-01 Fred Fish <fnf@be.com>
5365 * fix-header.c (write_rbrac): Add putc and getc to list of
5366 functions to protect against prior definition as a macro.
5368 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
5370 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
5371 (c_size_type_node): Define.
5372 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
5373 * c-common.c (enum format_lengths, enum format_std_version,
5374 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
5375 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
5376 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
5377 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
5378 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
5379 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
5380 format_types): Define.
5381 (format_char_info, print_char_table, scan_char_table,
5382 time_char_table): Rearrange for new organization of information
5383 about format length modifiers and standard versions.
5384 (T_ST): Redefine to use c_size_type_node.
5385 (check_format_info): Obtain information about length modifiers and
5386 standard versions from tables. Adjust warning message wordings.
5387 Use the name from the user's program for `ll' and `hh' length
5388 modifiers in warning messages. Use more informative names for
5389 wanted types where available (for wchar_t, wint_t, size_t, signed
5390 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
5392 2000-09-01 Jim Wilson <wilson@cygnus.com>
5394 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
5395 * combine.c (distribute_notes): Handle REG_NORETURN.
5396 * rtl.c (reg_note_name): Add REG_NORETURN.
5397 * rtl.h (enum reg_note): Likewise.
5399 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
5401 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
5402 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
5403 (emit_predicate_relation_info): Handle conditional calls with
5405 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
5406 instead of ia64_file_start.
5407 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
5408 * config/ia64/ia64.md (safe_across_calls_all,
5409 save_across_calls_normal): New patterns.
5411 * loop.c (check_final_value): Check for biv use before checking for
5412 giv use. Check for both biv and giv uses. Always set last_giv_use
5413 if there is a giv use.
5415 2000-09-01 Richard Henderson <rth@cygnus.com>
5417 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
5418 (madddi3): Likewise.
5421 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5423 * expr.c (clear_storage): Don't use emit_move_insn unless
5424 either BLKmode or proper size.
5425 (store_constructor): Don't call clear_storage if REG of wrong size.
5427 * flow.c (init_propagate_block_info): Don't mark frame dead at end
5428 of function if returns wiht stack pointer depressed.
5430 2000-09-01 Andrew Haley <aph@redhat.com>
5432 * dwarf2out.c (stack_adjust_offset): New function.
5433 (dwarf2out_stack_adjust): Break out stack adjust logic into
5434 new stack_adjust_offset function. Look inside parallels and
5435 sequences for stack adjustments.
5437 2000-08-31 Jeff Law <law@cygnus.com>
5439 * arm.md: Use no_new_pseudos to determine when it is safe
5440 to create new pseudo registers.
5442 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
5443 when we can safely allocate new registers.
5445 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
5447 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
5448 so that CONCATs are not generated for ASMs.
5449 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
5450 not generating_concat_p.
5451 * function.c (pop_function_context_from): Reset
5452 generating_concat_p.
5453 (prepare_function_start): Likewise.
5454 * rtl.c (generating_concat_p): Define.
5455 * rtl.h (generating_concat_p): Declare.
5456 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
5458 2000-08-22 Philipp Thomas <pthomas@suse.de>
5459 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
5461 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
5464 2000-08-30 Greg McGary <greg@mcgary.org>
5466 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
5467 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
5468 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
5470 2000-08-30 Greg McGary <greg@mcgary.org>
5472 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
5473 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
5474 (TREE_INT_CST): New macro.
5475 * varasm.c (const_hash, compare_constant_1, record_constant_1):
5476 Use new macro TREE_INT_CST.
5478 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
5480 * contrib.texi: Add self.
5482 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
5484 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
5485 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
5488 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5490 * fixinc/gnu-regex.c: Don't define `const'.
5492 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5494 * expr.c (store_constructor): Allow variable bounds of array type.
5495 (expand_expr): Don't blow up if type is ERROR_MARK.
5496 * varasm.c (output_constructor): Don't access lower bound of array
5497 type unless need it if index is supplied (so it can be a variable
5498 if no index is supplied).
5499 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
5500 Other minor cleanups.
5502 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5504 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
5505 for compilations in stage 1 and subsequent stages, respectively.
5506 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
5507 * configure: Rebuilt.
5508 * x-vax, x-vax-gcc: Deleted.
5510 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5512 * c-common.c (declare_function_name): Use func_id_node,
5513 function_id_node, and pretty_function_id_node. Do not make
5514 __func__ visible at file scope.
5515 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
5516 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
5517 (function_id_node, pretty_function_id_node, func_id_node): New
5519 * c-decl.c (init_decl_processing): Initialize function_id_node,
5520 pretty_function_id_node, and func_id_node.
5521 (c_make_fname_decl): Correct comment.
5523 * tree.h (struct tree_identifier): Constify pointer member.
5525 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
5526 * c-pragma.h (struct weak_syms): Constify name and value members.
5527 (add_weak): Constify arguments.
5529 * calls.c (special_function_p): Constify a char *.
5530 (expand_call): Remove variable which is initialized and then
5532 * dependence.c (struct def_use, struct induction, struct subscript):
5533 Constify 'variable' member.
5534 (get_low_bound, have_induction_variable): Constify char * argument.
5535 (find_induction_variable): Add braces to avoid dangling else.
5536 (classify_dependence): Constify char * arrays.
5537 * profile.c (output_func_start_profiler): Constify a char *.
5538 * stor-layout.c (finalize_record_size): Constify a char *.
5539 * tree.c (is_attribute_p): Constify a char *.
5540 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
5542 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
5543 for comprehensibility. Do not call get_identifier if we did
5544 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
5545 create temporary string constants, not ggc_alloc_string. No
5546 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
5547 char * to hold IDENTIFIER_POINTERs.
5549 2000-08-29 Richard Henderson <rth@cygnus.com>
5551 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
5554 2000-08-29 Richard Henderson <rth@cygnus.com>
5556 * reload.c (push_secondary_reload): Allow class == reload_class
5557 if we're using a reload_in/out pattern.
5559 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
5560 the half that does not conflict with the reload register.
5561 (reload_outti): Likewise.
5563 2000-08-29 Kazu Hirata <kazu@hxi.com>
5565 * reload.c: Fix formatting.
5567 * stmt.c: Fix formatting.
5569 * gcc.c: Fix formatting.
5571 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5573 * flags.h (time_report, mem_report): New global flags.
5574 * toplev.c: Define time_report and mem_report.
5575 (f_options): Add -ftime-report and -fmem-report.
5576 (compile_file): Turn on time_report if quiet_flag is off.
5577 Call ggc_print_statistics at very end if mem_report is on.
5578 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
5580 * ggc-common.c (ggc_print_statistics): Rename to
5581 ggc_print_common_statistics; all callers changed. Scale
5582 quantities above 10K to kilobytes and above 10M to megabytes.
5583 * ggc-page.c (ggc_page_print_statistics): Rename to
5584 ggc_print_statistics. Report memory consumed by internal data
5585 structures for each allocation bucket. Scale quantities above
5586 10K to kilobytes and above 10M to megabytes.
5587 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
5588 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
5589 Define tally_leaves always.
5590 (ggc_print_statistics): New function.
5591 * ggc.h: Adjust for renamed functions.
5593 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
5595 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
5596 output_movsisf instead of which_alternative.
5598 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
5600 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
5602 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
5603 (avr_progmem_p): New prototype.
5604 (output_movsisf): Prototype declaration changed.
5605 (output_movqi): New prototype.
5606 (output_movhi): New prototype.
5607 (call_insn_operand): Likewise.
5608 (final_prescan_insn): Likewise.
5609 (avr_simplify_comparision_p): Likewise.
5610 (avr_normalize_condition): Likewise.
5611 (compare_eq_p): Likewise.
5612 (out_shift_with_cnt): Likewise.
5613 (const_int_pow2_p): Likewise.
5614 (output_reload_inhi): Prototype declaration changed.
5616 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
5617 (ldi_reg_rtx): New. rtx for r31.
5618 (avr_init_stack): Initialize as "__stack".
5619 (function_prologue): Use it.
5620 Replace all TARGET_ENHANCED with AVR_ENHANCED.
5621 (avr_mcu_name): Initialize as "avr2".
5622 (avr_enhanced_p, avr_mega_p): New variables.
5623 (mcu_types, avr_override_options): Handle all known MCU types.
5624 Also handle avr1 (only preprocess, assemble and link).
5625 (print_operand): Using of `%K' in output template removed.
5626 (out_movqi_r_mr): Optimized.
5627 (out_movhi_r_mr): Likewise.
5628 (output_movqi): New function.
5629 (output_movhi): Likewise.
5630 (out_movsi_r_mr): Optimized.
5631 (output_movsisf): Compute insn length for `adjust_insn_length'
5632 (out_movqi_mr_r): Optimized.
5633 (out_movhi_mr_r): Optimized.
5634 (adjust_insn_length): Use output_movsisf, output_movqi,
5635 output_movhi for insn length adjusting.
5636 (reg_unused_after): Use dead_or_set_p.
5637 (preferred_reload_class): Now havn't any restriction.
5638 (reg_was_0): New function.
5639 (io_address_p): Likewise.
5640 (const_int_pow2_p): Likewise.
5641 (output_reload_inhi): Likewise.
5642 (output_reload_insisf): Likewise.
5644 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
5645 (LIB_SPEC): Use -lc for all supported devices.
5646 (LIBGCC_SPEC): Use -lgcc for all supported devices.
5647 (AVR_MEGA): Define as avr_mega_p.
5648 (AVR_ENHANCED): New, define as avr_enhanced_p.
5649 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
5650 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
5651 (CRT_BINUTILS_SPECS): Handle all known MCU types.
5652 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
5653 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
5654 (ASM_SPEC): Pass -mmcu=... to the assembler.
5655 Change all -DAVR_* to -D__AVR_*__.
5656 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
5657 Rename library functions to start with two underscores.
5658 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
5660 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
5661 (SUPPORTS_WEAK): Likewise.
5662 (LDI_REG_REGNO): New. Register r31 will be used as temporary
5663 register for loading constants to r0-r14.
5665 * config/avr/avr.md: Replace all TARGET_ENHANCED with
5667 (*mov_r_sp): Removed. Handled by output_movhi.
5668 (*mov_sp_r): Likewise.
5669 (*mov_sp_r_no_interrupts): Likewise
5670 (*mov_sp_r_tiny): Likewise.
5671 (*movqi): Use output_movqi.
5672 (*reload_inqi): New.
5673 (*movhi): Use output_movhi.
5674 (*reload_inhi): New.
5675 (*negsi2): Optimized.
5676 (*negsf2): Likewise.
5677 Added peepholes (define_peephole2) for loading constants to r0-r14
5678 and for using `cpse' command.
5680 * config/avr/libgcc.S: Rename library functions to start with two
5682 Add support for enhanced core.
5683 (_moqhi3): Fix typo, now _modqi3.
5684 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
5685 (__prologue_saves__): Remove test for stack adjust by 0.
5686 (__tablejump__): New.
5688 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
5689 Add multilib support.
5691 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
5693 * loop.c (prescan_loop): Don't check unknown_address_altered
5694 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
5695 to loop_store_mems as necessary.
5696 (loop_invariant_p): Don't check unknown_address_altered
5697 or unknown_constant_address_altered.
5699 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5701 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
5703 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5705 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
5706 print just the filename.
5707 * cpplex.c (_cpp_run_directive): Add additional argument, the
5708 name to give the synthetic buffer. This defaults to
5709 translated "<command line>".
5710 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
5712 (_cpp_define_builtin): New function.
5713 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
5714 * cpphash.h: Update prototypes.
5716 * tradcpp.c (main): Process -D and -U simultaneously, in the
5717 order they appeared on the command line.
5719 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5721 * c-decl.c (define_label): Call warning_with_file_and_line and
5722 error_with_file_and_line instead of plain warning or error.
5724 * c-parse.in (label): Use save_filename/save_lineno to ensure
5725 correct values for calls to define_label.
5727 2000-08-29 Mark Mitchell <mark@codesourcery.com>
5729 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
5731 * expr.c (expand_expr, case TARGET_EXPR): Don't call
5733 * tree.h (get_file_function_name): Remove two duplicate
5736 2000-08-28 Kazu Hirata <kazu@hxi.com>
5738 * tree.c: Fix formatting.
5740 * xcoffout.c: Fix formatting.
5742 2000-08-28 Jason Merrill <jason@redhat.com>
5744 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
5746 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5748 * dwarf2out.c (dwarf2out_finish): Don't bother calling
5749 break_out_includes if it won't do anything.
5751 2000-08-28 Richard Henderson <rth@cygnus.com>
5753 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
5754 (find_reloads): Likewise.
5755 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
5756 (reload_inhi): Likewise.
5758 2000-08-28 Richard Henderson <rth@cygnus.com>
5760 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
5761 (call_insn_operand): Don't expect a surrounding mem.
5762 (constant_call_address_operand): Likewise.
5763 * config/i386/i386.h (PREDICATE_CODES): Update.
5764 * config/i386/i386.md (call patterns): Move the match_operand
5765 for the call destination inside the mem.
5767 2000-08-28 Richard Henderson <rth@cygnus.com>
5769 * local-alloc.c (requires_inout): Don't use reserved range for
5770 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
5771 * recog.c (asm_operand_ok): Likewise.
5772 (preprocess_constraints, constrain_operands): Likewise.
5773 * regclass.c (record_reg_classes): Likewise.
5774 * reload.c (find_reloads): Likewise.
5775 * reload1.c (maybe_fix_stack_asms): Likewise.
5776 (reload_cse_simplify_operands): Likewise.
5777 * stmt.c (expand_asm_operands): Likewise.
5779 * md.texi: Update constraints documentation.
5780 * tm.texi (EXTRA_CONSTRAINT): Update.
5782 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5784 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
5785 (print_die): If we don't know the offset of the
5786 target die, try the symbol. Add a trailing newline.
5787 (reverse_all_dies): New fn.
5788 (dwarf2out_finish): Call it.
5789 (break_out_includes): Reorganize for clarity.
5790 (add_sibling_attributes): Don't call reverse_die_lists.
5791 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
5793 * flags.h: Add flag_eliminate_dwarf2_dups.
5794 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
5796 2000-08-28 Jason Merrill <jason@redhat.com>
5798 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
5799 * dwarf2out.c: #include "md5.h".
5800 (DIE_LABEL_PREFIX): New macro.
5801 (dw_val_struct): Add 'external' flag to val_die_ref.
5802 (add_AT_die_ref, AT_ref): Adjust.
5803 (AT_ref_external, set_AT_ref_external): New fns.
5804 (build_abbrev_table): Call set_AT_ref_external.
5805 (value_format): Call AT_ref_external.
5806 (die_struct): Add die_symbol field.
5807 (new_die): Clear it.
5808 (dwarf_tag_name): Handle BINCL/EINCL.
5809 (dwarf2out_start_source_file): Add BINCL DIE.
5810 (dwarf2out_end_source_file): Add EINCL DIE.
5811 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
5812 (loc_checksum, attr_checksum, die_checksum): New fns.
5813 (is_type_die, is_comdat_die, is_symbol_die): New fns.
5814 (compute_section_prefix, assign_symbol_names): New fns.
5815 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
5816 (output_die): Call output_die_symbol and AT_ref_external.
5817 (output_comdat_comp_unit): New fn, split out from...
5818 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
5820 (output_pubnames, output_aranges): Abort if we see entries from
5822 * toplev.h: Declare file_name_nondirectory.
5823 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
5824 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
5825 (debug_start_source_file): Call dwarf2out_start_source_file
5826 regardless of debug verbosity.
5827 (debug_end_source_file): Similarly.
5828 * tree.h: Declare clean_symbol_name.
5829 * tree.c (clean_symbol_name): Split out from...
5830 (get_file_function_name_long): ...here.
5832 * dwarf2out.c (new_loc_descr): Use calloc.
5833 (splice_child_die): Remove the die from the right parent.
5834 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
5836 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5838 * toplev.c (decode_g_option): Don't give warning for unknown -g
5839 option; return 0 instead.
5840 (main): If -g option is not recognized by front end or
5841 language-independent code, give warning.
5843 2000-08-28 Greg McGary <greg@mcgary.org>
5845 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
5846 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
5847 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
5849 2000-08-27 Greg McGary <greg@mcgary.org>
5851 * cpplex.c (parse_string): Don't look for backslash
5852 before first char in `namebuf'.
5853 * loop.c (strength_reduce): Skip NOTEs.
5855 2000-08-27 Jason Merrill <jason@redhat.com>
5857 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
5858 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
5859 TREE_ASM_WRITTEN, either.
5860 (finish_decl): Adjust.
5862 2000-08-28 Philipp Thomas <pthomas@suse.de>
5864 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
5865 they have been incorporated into the gettext CVS. Change the text to
5866 reflect the current status of NLS. Add instructions for accessing
5867 the gettext CVS and add the patch from Martin v. Loewis.
5869 2000-08-27 Geoff Keating <geoffk@cygnus.com>
5871 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
5872 by using gen_lowpart_common.
5873 (movdi_internal64+6): Likewise.
5875 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
5877 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
5880 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
5881 numbers to the ranges used by GDB.
5883 2000-08-25 Richard Henderson <rth@cygnus.com>
5885 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
5886 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
5887 (ia64_expand_prologue): Likewise.
5888 (ia64_setup_incoming_varargs): Set it. Properly skip the current
5889 argument for stdargs.
5891 2000-08-25 Jason Merrill <jason@redhat.com>
5893 * integrate.c (expand_inline_function): Pull out the original decl.
5895 2000-08-25 Jim Wilson <wilson@cygnus.com>
5897 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
5899 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
5901 2000-08-25 Greg McGary <greg@mcgary.org>
5903 * flow.c (dump_edge_info): Use ARRAY_SIZE.
5904 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
5906 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
5908 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
5910 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
5912 * i386.c (ix86_find_base_term): New.
5913 * i386-protos.h (ix86_find_base_term): Prototype.
5914 * i386.h (FIND_BASE_TERM): Define.
5915 * alias.c (find_base_term): Use it.
5916 * tm.texi (FIND_BASE_TERM): Document it.
5918 * alias.c (true_dependence, write_dependence_p): Unchanging
5919 memory can't conflict with non-unchanging memory.
5921 * alias.c (memrefs_conflict_p): A BLKmode reference
5922 to a symbol (or CONST_INT address) always conflicts
5923 with a reference to another symbol.
5925 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
5927 * c-common.c (time_char_table): Don't allow width and flags with
5930 2000-08-25 Jakub Jelinek <jakub@redhat.com>
5932 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
5933 way as LT and LTU when the second operand has 0 in low word.
5935 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5937 * basic-block.h (struct loop): Rename `exits' field to
5938 `exit_edges'. Add `entry_edges' and `num_entries' fields.
5940 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
5941 (flow_loop_entry_edges_find): Add.
5942 (flow_edge_list_print): Rename from flow_exits_print.
5943 (flow_loops_find): Call flow_loop_entry_edges_find.
5944 (flow_loop_dump): Dump entry_edges list.
5945 (flow_loops_free): Free entry_edges.
5947 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5949 * loop.c (loop_dump_aux, debug_loop): New functions.
5950 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
5952 * flow.c (flow_loops_dump): Add callback parameter.
5953 (flow_loop_dump): Add callback parameter and call it. Move
5954 loop note debugging code to loop_dump_aux.
5956 * basic-block.h (flow_loop_dump): Add callback parameter
5957 (flow_loops_dump): Likewise.
5959 * toplev.c (rest_of_compilation): Add NULL callback function pointer
5960 to call to flow_loops_dump.
5962 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5964 * loop.c (count_loop_regs_set): Replace start and end arguments
5965 with loop argument. All callers udated.
5967 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5969 * loop.c (constant_high_bytes): Delete.
5971 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5973 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
5974 and NOTE_INSN_LOOP_VTOP to...
5975 (find_and_verify_loops) ...here.
5977 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
5979 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
5980 (fini_dummy, init_dummy): Use it.
5982 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
5984 * cpplex.c (is_macro_disabled): Caller has already checked
5985 that we're not a preprocessed file.
5987 2000-08-24 Mark Mitchell <mark@codesourcery.com>
5989 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
5990 (c-iterate.o): Remove target.
5991 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
5992 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
5993 (finish_decl): Don't handle iterators.
5994 (grokdeclarator): Likewise.
5995 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
5996 * gcc/c-gperf.h: Regenerated.
5997 * gcc/c-iterate.c: Removed.
5998 * gcc/c-lex.c (init_lex): Don't handle iterators.
5999 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
6000 (compstmt_primary_start): Remove push_iterator_stack call.
6001 (stmt): Don't allow iterator statements. Replace iterator_expand
6002 with expand_expr_stmt.
6003 (all_iter_stmt): Remove.
6004 (all_iter_stmt_simple): Likewise.
6005 (all_iter_stmt_with_decl): Likewise.
6006 * gcc/c-tree.h (ITERATOR_P): Remove.
6007 (ITERATOR_BOUND_P): Likewise.
6008 (init_iterators): Remove declaration.
6009 (iterator_expand): Likewise.
6010 (iterator_for_loop_start): Likewise.
6011 (iterator_for_loop_end): Likewise.
6012 (iterator_for_loop_record): Likewise.
6013 (push_iterator_stack): Likewise.
6014 (pop_iterator_stack): Likewise.
6015 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
6016 (readonly_warning): Likewise.
6017 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
6019 2000-08-24 Jim Wilson <wilson@cygnus.com>
6021 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
6022 Copy type in a TYPE_DECL, just like pushdecl does.
6024 2000-08-24 Richard Henderson <rth@cygnus.com>
6026 * toplev.c (main): Enable flag_reorder_blocks at -O2.
6028 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6030 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
6031 asked for one page, allocate GGC_QUIRE_SIZE of them and put
6032 the extras on the free list.
6033 (release_pages): Clean up.
6034 (ggc_set_mark): Don't adjust G.allocated here...
6035 (sweep_pages): ... do it here.
6037 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6039 * cppfiles.c (read_include_file): Rearrange initializations.
6041 2000-08-24 Richard Henderson <rth@cygnus.com>
6043 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
6045 * config/ia64/ia64-protos.h: Update.
6046 * config/ia64/ia64.c (gr_register_operand): New.
6047 (fr_register_operand, grfr_register_operand): New.
6048 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
6049 (grfr_reg_or_8bit_operand): New.
6050 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
6051 use gr_register_operand.
6052 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
6053 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
6054 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
6055 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
6056 (fr_reg_or_fp01_operand): Likewise.
6057 (not_postinc_memory_operand): New.
6058 (ia64_split_timode): Remove unused variables.
6059 (rtx_needs_barrier): Check arguments to cmpxchg.
6060 (builtin_description): Remove.
6061 (bdesc_2argsi, bdesc_2argdi): Remove.
6062 (ia64_init_builtins): Declare all builtins directly.
6063 (ia64_expand_fetch_and_op): Rewrite to be called from
6064 ia64_expand_builtin directly. Use expand_binop and co.
6065 (ia64_expand_op_and_fetch): Likewise.
6066 (ia64_expand_compare_and_swap): Likewise.
6067 (ia64_expand_binop_builtin): Remove.
6068 (ia64_expand_lock_test_and_set): New.
6069 (ia64_expand_lock_release): New.
6070 (ia64_expand_builtin): Use them.
6071 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
6072 (EXTRA_CONSTRAINT): Use it.
6073 (PREDICATE_CODES): Update.
6074 * config/ia64/ia64.md (*): Use gr_register_operand and co.
6075 (mf): Indicate that we set memory as well as use it.
6076 (fetchadd_acq_si): Show memory being modified as well.
6077 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
6078 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
6079 (lock_test_and_set_si, lock_test_and_set_di): Remove.
6080 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
6081 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
6082 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
6083 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
6084 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
6085 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
6086 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
6087 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
6088 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
6089 return type. Pretty print definitions.
6091 2000-08-24 Jim Wilson <wilson@cygnus.com>
6093 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
6094 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
6096 2000-08-24 Jason Merrill <jason@redhat.com>
6098 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
6099 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
6100 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
6101 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
6103 2000-08-24 Greg McGary <greg@mcgary.org>
6105 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
6106 and extendtab within their proper array boundaries.
6107 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
6108 for the entire array.
6110 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
6111 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
6112 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
6113 * config/fr30/fr30.c (fr30_print_operand): Likewise.
6114 * config/i386/dgux.c (output_options): Likewise.
6115 * config/i386/dgux.h (ASM_FILE_START): Likewise.
6116 * config/m88k/m88k.c (output_options): Likewise.
6117 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
6118 * config/mcore/mcore.c (mcore_output_inline_const_forced,
6119 layout_mcore_frame, handle_structs_in_regs): Likewise.
6120 * config/mips/mips.c (output_block_move): Likewise.
6121 * config/rs6000/rs6000.c (rs6000_override_options,
6122 rs6000_file_start): Likewise.
6123 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
6124 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
6125 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
6126 * builtins.c (expand_builtin_setjmp): Likewise.
6127 * expr.c (safe_from_p): Likewise.
6128 * flow.c (life_analysis): Likewise.
6129 * fold-const.c (size_int_type_wide): Likewise.
6130 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
6131 * genattrtab.c (make_length_attrs): Likewise.
6132 * genopinit.c (gen_insn): Likewise.
6133 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
6134 * global.c (global_alloc): Likewise.
6135 * local-alloc.c (find_free_reg): Likewise.
6136 * mips-tdump.c (print_symbol): Likewise.
6137 * mips-tfile.c (parse_def, parse_input): Likewise.
6138 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
6139 * stmt.c (expand_nl_goto_receiver): Likewise.
6140 * stor-layout.c (set_sizetype): Likewise.
6141 * varasm.c (decode_reg_name): Likewise.
6142 * toplev.c (decode_f_option, decode_W_option,
6143 set_target_switch, print_switch_values): Likewise.
6144 (NUM_ELEM): Remove macro.
6145 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
6147 2000-08-24 Greg McGary <greg@mcgary.org>
6149 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
6150 (MAIN_NAME_P, main_identifier_node): New macros.
6151 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
6152 * c-decl.c (start_decl, grokdeclarator, start_function,
6153 store_parm_decls, finish_function): Use MAIN_NAME_P.
6154 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
6155 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
6156 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6157 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
6159 2000-08-24 Greg McGary <greg@mcgary.org>
6161 * cppfiles.c (actual_directory): Don't write beyond `dir'
6162 when it contains "".
6163 * real.c (asctoeg): Stay within bounds of etens[][].
6165 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6167 * dependence.c (dependence_string, direction_string,
6168 dump_one_node, dump_node_dependence): Hide unused identifiers.
6169 (get_low_bound, normalize_coefficients): Match definition to
6171 (get_one_coefficient): Initialize variables `value0_is_idx' and
6173 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
6174 (ziv_test): Delete variable `idx', use parameter `sub' instead.
6175 (direction_merge): Avoid automatic aggregate initialization.
6176 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
6177 Initialize variables `dest_idx' and `src_idx'.
6178 (end_dependence_analysis): Avoid C89 style function definition.
6180 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
6182 * c-common.c (time_char_table): Don't allow width with %F.
6183 (check_format_info): Don't allow "Z" length with scanf.
6185 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
6187 * diagnostic.c (finish_diagnostic): Define.
6188 (output_do_printf): Use wrap_text instead of output_add_string.
6189 (default_print_error_function): Avoid embedded '\n'.
6191 * diagnostic.h (flush_diagnostic_buffer): Declare.
6193 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
6195 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
6197 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
6199 * Makefile.in (GCC_PASSES): Add specs.
6201 2000-08-23 Jim Wilson <wilson@cygnus.com>
6203 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
6204 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
6205 EHANDLER nor UHANDLER bit is set.
6206 (__get_except_table): Likewise.
6208 2000-08-23 Nick Clifton <nickc@redhat.com>
6210 * config/arm/lib1funcs.asm: Replace upper case condition codes
6211 with lower case versions.
6213 * config/arm/arm.h (STRUCT_VALUE): Define.
6214 (STRUCT_VALUE_REGNUM): Delete.
6216 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
6218 * cpphash.h (IN_I): New flag for directive table.
6219 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
6221 (_cpp_check_directive): If -fpreprocessed, execute directives
6222 marked with IN_I. Issue no warnings in this case.
6223 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
6225 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
6227 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
6229 (check_format_info): Support printf 'I' flag; warn about it with
6232 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
6234 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
6235 barrier can't be ignored by the alias analysis code.
6237 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
6239 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
6240 works inside fixincl.
6242 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
6244 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
6245 simplify_relational_operation() unless both operands are of
6247 * cse.c (fold_rtx): Likewise.
6249 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
6251 * rtlanal.c (rtx_unstable_p): The pic register is stable
6252 (within one function) and the actual rtx should be used
6253 when checking the registers.
6254 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
6256 * alias.c (true_dependence, write_dependence_p): Fix
6257 bug in previous patch.
6259 * i386.c (ix86_GOT_alias_set): New.
6260 (legitimize_pic_address): Use it.
6262 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
6263 only stable if its address is stable.
6264 (rtx_varies_p): An unchanging MEM can't vary if
6265 its address doesn't vary.
6267 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6269 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
6271 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6273 * vax.h (ASM_SPEC): Pass `-J' to assembler.
6274 * x-vax-gcc: New file for bootstrapping with gcc.
6275 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
6276 * configure.in: Use x-vax-gcc with gcc.
6277 * configure: Rebuilt.
6279 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6281 * toplev.c (rest_of_compilation): Rebuild label notes after
6282 post-reload splitting pass if new labels have been created.
6284 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6286 * diagnostic.h (output_buffer_state): New macro.
6287 * diagnostic.c (diagnostic_for_decl, sorry,
6288 default_print_error_function, output_do_verbatim,
6289 report_diagnostic, report_problematic_module): Use it.
6291 (output_format): Use wrap_text instead of maybe_wrap_text.
6293 2000-08-22 Nick Clifton <nickc@redhat.com>
6295 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
6296 Common code for ARM divide and modulus functions.
6297 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
6299 (FUNC_END): New macro: Common code at the end of the division and
6301 (THUMB_FUNCTION_START): New macro: Common code at the start of
6303 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
6305 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6307 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
6309 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
6310 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
6313 2000-08-22 Nick Clifton <nickc@redhat.com>
6315 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
6316 restorative additions, test for bottom bits of IP being set,
6317 rather than relying upon the RORs not matching.
6320 2000-08-22 David Edelsohn <edelsohn@gnu.org>
6322 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
6323 text_section() as appropriate instead of emitting text csect
6325 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
6326 (UNIQUE_SECTION): Define macro.
6327 (ASM_OUTPUT_SECTION_NAME): Define macro.
6328 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
6329 on AIX if debugging and -fdata-sections always.
6331 2000-08-22 Steven King <sxking@uswest.net>
6333 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
6335 (LDBL_MAX): Same here.
6337 2000-08-22 Richard Henderson <rth@cygnus.com>
6339 * flow.c (tidy_fallthru_edge): Update b->end properly.
6341 2000-08-22 Stan Cox <scox@redhat.com>
6343 * Makefile.in (OBJS): Add dependence.o.
6344 * dependence.c: New file.
6346 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
6348 * calls.c (check_sibcall_argument_overlap_1): Adjust for
6350 (check_sibcall_argument_overlap): Likewise.
6352 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
6354 * invoke.texi (SH Options): Document -m4-nofpu,
6355 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
6356 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
6358 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
6360 * c-common.c (check_format_info): Give the 'some locales' warning
6361 for strftime %Ey rather than the unconditional 'only last 2 digits
6364 2000-08-22 Richard Henderson <rth@cygnus.com>
6366 * alias.c (init_alias_analysis): Do not register
6367 struct_value_incoming_rtx or static_chain_rtx as pointing
6370 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
6372 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
6374 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6376 * diagnostic.h (report_problematic_module): Declare.
6377 * diagnostic.c (report_problematic_module): New function.
6378 (report_error_function): Tweak.
6380 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6382 * stmt.c (expand_goto_internal, fixup_gotos): Only check
6383 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6385 2000-08-21 Richard Henderson <rth@cygnus.com>
6387 * flow.c (calculate_global_regs_live): Mark frame pointer live
6388 everywhere before reload.
6390 2000-08-21 Jim Wilson <wilson@cygnus.com>
6392 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
6393 INTEL_EXTENDED_IEEE_FORMAT.
6394 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
6395 clear last two bytes of output FP value.
6397 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
6399 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
6401 2000-08-21 Jakub Jelinek <jakub@redhat.com>
6403 * unroll.c (loop_find_equiv_value): If ret is modified between
6404 insn and loop_start, ret might not be equivalent to reg.
6406 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6408 * c-common.c (init_dollar_format_checking,
6409 maybe_read_dollar_number, finish_dollar_format_checking): New
6411 (dollar_arguments_used, dollar_arguments_count,
6412 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
6414 (check_format_info): Support $ formats for scanf and printf width
6415 and precision. Always increment format_chars to advance past the
6416 '*' of precision, not just when the format parameters are
6419 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6421 * mips.c (block_move_loop, expand_block_move,
6422 function_arg_partial_nregs, save_restore_insns, function_prologue,
6423 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
6425 (function_arg_advance, function_arg): Match argument to format
6428 2000-08-21 Nix <nix@esperi.demon.co.uk>
6430 * gcc.c (do_spec_1): Implement %j spec flag.
6431 Remove dead comment.
6433 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
6434 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
6435 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
6436 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
6438 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
6439 writable) instead of hardcoded value.
6441 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
6443 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
6446 * gcc.c (cc1_options): Do not process -o or run the assembler if
6448 * objc/lang-spec.h: Likewise.
6450 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
6452 * fixinc/fixincl.c (fix_with_system): Pipe the output of
6453 "external" fixes through `cat', to avoid truncating the input
6454 file by redirection.
6456 2000-08-21 Jakub Jelinek <jakub@redhat.com>
6458 * config/i386/i386.md (lea_general_1): Copy insn condition to split
6460 (lea_general_2, lea_general_3): Likewise.
6462 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6464 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
6465 warnings to user code.
6467 * c-lex.c (readescape, yylex): Likewise.
6469 * c-typeck.c (store_init_value, process_init_element): Likewise
6470 (c_expand_start_case): Format.
6472 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
6474 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
6476 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
6477 and linker_endian_spec to endian_spec.
6478 (ENDIAN_SPEC): Add %{EB} and %{EL}.
6479 (LINK_SPEC): Remove %{EB} and %{EL}.
6480 (ASM_SPEC): Likewise. Use %(endian_spec).
6482 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6484 * c-tree.h (flag_hosted): Move declaration from here...
6485 * c-common.h (flag_hosted): ... to here.
6486 (flag_noniso_default_format_attributes): New declaration.
6487 * c-decl.c (flag_noniso_default_format_attributes): New variable.
6488 (c_decode_option): Set it appropriately for options choosing
6489 language standard variant.
6490 * c-common.c (init_function_format_info): Only provide default
6491 format attributes if flag_hosted. Only provide the gettext
6492 formats if flag_noniso_default_format_attributes. Update
6494 (check_format_info): Disable treatment of %a as a scanf flag in
6497 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6499 * c-common.c (scan_char_table): Add 'w' to flags for all formats
6501 (check_format_info): Set 'wide' for scanf format widths. Warn for
6502 a zero scanf width. Make the check for writing into a constant
6503 object at the first level of indirection; at later levels, warn if
6504 any type qualifiers are encountered.
6506 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
6508 * reload.c (reload_inner_reg_of_subreg): New function broken out of
6510 (push_reload): Use reload_inner_reg_of_subreg.
6511 (combine_reloads): Do not combine reloads if the input reload
6512 is a SUBREG in which the inner part will need reloading.
6514 * global.c (global_alloc): Avoid passing dumpfile argument to
6516 * toplev.c (rest_of_compilation): Likewise.
6517 * reload.h (reload): Remove dumpfile argument. Callers changed.
6518 (debug_reload, debug_reload_to_stream): Move prototypes here.
6519 * rtl.h (reload): Remove dumpfile argument.
6520 * reload.c (debug_reload): Remove prototype.
6521 (debug_reload_to_stream): Likewise.
6522 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
6525 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6527 * diagnostic.c (context_as_prefix): Export.
6528 (need_error_newline): Remove.
6529 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
6530 (error_module_changed, record_last_error_module,
6531 error_function_changed, record_last_error_function): New functions.
6532 (initialize_diagnostics): Default intialize
6533 lang_diagnostic_starter, lang_diagnostic_finalizer.
6534 (init_output_buffer): Tweak.
6535 (file_name_as_prefix): New function.
6536 (announce_function, default_print_error_function,
6537 report_error_function, set_diagnostic_context): Tweak.
6539 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
6541 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
6542 condition expression.
6544 2000-08-20 Richard Henderson <rth@cygnus.com>
6546 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
6548 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
6550 * cppinit.c (cpp_init): Set global flag when called.
6551 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
6553 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
6555 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
6556 before `process_directive' so that newlines won't be missed
6558 (cpp_printf): Increment `print->lineno' when newline is emitted.
6560 * cppmain.c (cb_ident): Likewise.
6561 (cb_define): Likewise.
6562 (cb_undef): Likewise.
6563 (cb_include): Likewise.
6564 (cb_def_pragma): Likewise.
6565 (dump_macros_helper): Likewise.
6567 2000-08-20 Richard Henderson <rth@cygnus.com>
6569 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
6570 assigned before a loop.
6572 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
6573 (ashrsi3, lshrsi3): Likewise.
6575 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6577 * c-lang.c: #include diagnostic.h
6578 (c_tree_printer): New function.
6579 (lang_init): Initialize lang_printer.
6581 * Makefile.in (c-lang.o): Depends on diagnostic.h
6583 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6585 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
6587 * diagnostic.c (default_diagnostic_starter,
6588 default_diagnostic_finalizer): New functions.
6589 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
6590 (pedwarn, pedwarn_with_file_and_line, error,
6591 error_with_file_and_line, fatal, warning,
6592 warning_with_file_and_line): Adjust call to report_diagnostic.
6593 (report_diagnostic): Rework.
6594 (set_diagnostic_context): New function.
6596 * diagnostic.h (struct diagnostic_context): New data structure.
6597 (diagnostic_message, diagnostic_argument_list,
6598 diagnostic_file_location, diagnostic_line_location,
6599 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
6600 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
6601 (set_diagnostic_context): Declare.
6602 (report_diagnostic): Change prototype.
6604 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
6606 * fix-header.c (main): Initialize cpplib.
6608 2000-08-19 Michael Meissner <meissner@redhat.com>
6610 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
6611 instructions in it before checking for indirect jumps.
6613 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
6614 in a indirect jump as a potential for conditional execution.
6616 * d30v.h (d30v_init_expanders): Don't declare here.
6617 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
6620 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
6622 * cpp.texi: Add @section for assertions.
6624 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
6626 * loop.c (scan_loop): Use CONST_CALL_P instead of
6627 checking for REG_LIBCALL / REG_RETVAL.
6629 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
6631 * reload1.c (reload_as_needed): Accept dumpfile argument,
6632 pass it to emit_reload_insns.
6633 (emit_reload_insns): Add new dumpfile argument. If non-null
6634 then dump the reloads for each insn into the dumpfile.
6635 (reload): Pass dumpfile to reload_as_needed.
6637 * invoke.texi: Clean up linux-gnu vs linux comments.
6639 2000-08-19 Richard Henderson <rth@cygnus.com>
6641 * config/ia64/ia64.c (reg_or_5bit_operand): New.
6642 (ia64_depz_field_mask): New.
6643 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
6644 (PREDICATE_CODES): Update.
6645 * config/ia64/ia64.md: Update commentary.
6646 (depz_internal): New.
6647 (ashlsi3): Implement directly.
6648 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
6649 (ashldi3): Use shladd.
6650 * config/ia64/ia64-protos.h: Update.
6652 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6654 * toplev.c (independent_decode_option): Always process -g.
6655 Remove third argument, now unused. Adjust caller to match.
6657 2000-08-18 Richard Henderson <rth@cygnus.com>
6659 * combine.c (make_compound_operation): Break after creating
6662 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6664 * cpplib.c (cpp_register_pragma_space): Just return if the
6665 namespace is already registered.
6667 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
6669 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
6670 constant amount. Do not generate ROTL instruction.
6672 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
6674 * config/sh/elf.h: Do not include sh/sh.h.
6675 * config/sh/rtems.h: Likewise.
6676 * config/sh/rtemself.h: Do not include sh/elf.h.
6677 * configure.in: Get them included with `tm_file's.
6678 * configure: Rebuilt.
6680 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
6681 * config/sh/sh.c (fpscr_set_from_mem): Use them.
6683 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6685 * stor-layout.c (compute_record_type): Don't use mode of single
6686 field as mode of record if not integer mode of same type.
6688 * regmove.c (perhaps_ends_bb_p): New function.
6689 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
6690 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
6691 (fixup_match_1): Likewise.
6692 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
6693 avoid signed/unsigned warnings.
6695 * function.c (fixup_var_refs_1, case MEM): Update CODE after
6698 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
6700 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
6701 (_cpp_trigraph_map): Declaration moved from cpplex.c
6703 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
6704 instead of 256. Use consistent test for designated initializers.
6705 (cpp_init): Initialize trigraph_map.
6706 (initialize_standard_includes, parse_option): Use memcmp
6709 * cpplex.c (init_trigraph_map): Remove.
6710 (trigraph_ok, trigraph_replace, lex_line): Refer to
6713 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
6714 (do_unassert): Remove unused "next" local.
6716 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
6718 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
6720 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
6723 2000-08-17 Richard Henderson <rth@cygnus.com>
6725 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
6726 the first insn in a sequence.
6728 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
6730 * alias.c (true_dependence, write_dependence_p): A read
6731 involving a label_ref or the constant pool doesn't create
6734 * rtl.h (unchanging): Improve documentation.
6736 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
6738 * cse.c (insert_regs): Remove unused `regno'.
6740 2000-08-17 Neil Booth <NeilB@earthling.net>
6742 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
6743 remove_dup_dirs. If qtail == brack, remove brack not
6745 (remove_dup_dir, remove_dup_dirs): New functions.
6747 2000-08-17 Neil Booth <NeilB@earthling.net>
6749 * cppinit.c (cpp_cleanup): Free include dir chains.
6750 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
6751 (do_unassert): Free the assert with _cpp_free_definition.
6752 * cppmacro.c (_cpp_free_definition): Free memory allocated for
6753 assertions. Make the node a T_VOID node.
6755 2000-08-17 Neil Booth <NeilB@earthling.net>
6757 * cppinit.c (path_include, append_include_chain):
6758 Remove 2nd parameter (struct cpp_pending *).
6759 (path_include, initialize_standard_includes, cpp_handle_option):
6760 Update callers appropriately.
6761 (cpp_handle_option): Use pend.
6763 2000-08-17 Neil Booth <NeilB@earthling.net>
6765 * cppinit.c (sort_options): Remove, put functionality in
6768 (initialize_builtins): Free memory.
6769 (cpp_start_read): Move init_IStable to cpp_init.
6771 * cpplib.h (cpp_init): New prototype.
6772 * cppmain.c (main): Call cpp_init.
6774 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
6776 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
6777 (rtx_unstable_p, rtx_varies_p): Process vectors.
6779 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
6781 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
6782 references to GLOBAL symbols. Use LOCAL where appropriate.
6784 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6786 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
6787 use t-aix41 when host == target.
6789 2000-08-16 Richard Henderson <rth@cygnus.com>
6791 * reload.c (push_secondary_reload): Revert last change.
6792 If we use a reload_in/out pattern, make the when the same
6793 as the primary reload.
6794 (find_reloads): Likewise.
6796 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
6798 * configure.in (libstdcxx-v3): Fix test.
6799 * configure: Regenerate.
6801 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6803 * calls.c (calls_function_1, expand_call): Only test
6804 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6805 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6807 2000-08-16 Richard Henderson <rth@cygnus.com>
6809 * combine.c (simplify_shift_const): Revert previous two
6810 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
6811 before the main loop.
6813 2000-08-15 Richard Henderson <rth@cygnus.com>
6815 * combine.c (simplify_shift_const): Bound shift count when
6818 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6820 * calls.c (ECF_SP_DEPRESSED): New macro.
6821 (calls_function_1): Treat calling sp-depressed function as alloca.
6822 (emit_call_1): Don't adjust SP if calling sp-depressed function.
6823 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
6824 If sp-depressed, ensure block saves and restores SP.
6825 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
6827 * function.c (keep_stack_depressed): New function.
6828 (thread_prologue_and_epilogue_insns): Call it.
6829 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
6830 to print DECL_OFFSET_ALIGN.
6831 Print no-force-blk and transparent-union flags properly.
6832 * stmt.c (expand_goto_internal): Don't restore stack if last block
6833 and function returns with sp depressed.
6834 (fixup_gotos): Likewise.
6835 (save_stack_pointer): New function, from code in expand_decl.
6836 (expand_decl): Call new function.
6837 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
6838 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
6839 (save_stack_pointer): New declaration.
6841 * diagnostic.c (fatal_function): New variable.
6842 (set_fatal_function): New function.
6844 * diagnostic.h (set_fatal_function): New declaration.
6846 2000-08-15 William Cohen <wcohen@redhat.com>
6848 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
6849 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
6850 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
6852 2000-08-15 Richard Henderson <rth@cygnus.com>
6854 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
6856 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6858 * arm.c (arm_function_ok_for_sibcall): New function.
6859 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
6860 * arm.md (call expanders): Don't check here for calls that can't
6863 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6865 * arm.md (splits generating cond_exec): Disable.
6867 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6869 * arm/linux-elf.h (text_section): Delete declaration.
6871 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6873 ARM support for unordered FP operations.
6874 * arm-protos.h (arm_comparison_operator): Declare.
6875 * arm.c (arm_comparison_operator): New function.
6876 (arm_select_cc_mode): Add unordered comparison codes.
6877 (get_arm_condition_code): Likewise.
6878 (arm_final_prescan_insn): Can't handle unordered jumps that can't
6879 be done in one insn.
6880 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
6881 * arm.md (all uses of comparison_operator): Replace with
6882 arm_comparison_operator.
6883 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
6885 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
6888 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
6890 * gthr-posix.h: Conditionally include <sched.h>; include
6891 <config.h> from libobjc/.
6893 2000-08-14 Richard Henderson <rth@cygnus.com>
6895 * config/i386/i386.c (legitimize_pic_address): Use Pmode
6898 2000-08-14 Richard Henderson <rth@cygnus.com>
6900 * configure.in (ia64-*): Set float_format for i386 long double.
6902 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
6903 as we would for i386 XFmode.
6904 (PUT_REAL): Likewise.
6905 (endian, ereal_atof, real_value_truncate): Likewise.
6906 (ereal_isneg, toe64, etens, make_nan): Likewise.
6907 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
6909 * config/ia64/ia64-protos.h: Update.
6910 * config/ia64/ia64.c (general_tfmode_operand): New.
6911 (destination_tfmode_operand): New.
6912 (tfreg_or_fp01_operand): New.
6913 (ia64_split_timode): New.
6914 (spill_tfmode_operand): New.
6915 (ia64_expand_prologue): Use TFmode not XFmode.
6916 (ia64_expand_epilogue): Likewise.
6917 (ia64_function_arg): Likewise.
6918 (ia64_function_arg_advance): Likewise.
6919 (ia64_return_in_memory): Likewise.
6920 (ia64_function_value): Likewise.
6921 (ia64_print_operand): Likewise.
6922 (ia64_register_move_cost): Set GR<->FR to 5.
6923 (ia64_secondary_reload_class): Get GR for TImode memory op.
6924 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
6925 (ROUND_TYPE_ALIGN): Remove.
6926 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
6927 (INTEL_EXTENDED_IEEE_FORMAT): Define.
6928 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
6929 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
6930 (MODES_TIEABLE_P): Use TFmode, not XFmode.
6931 (CLASS_MAX_NREGS): Likewise.
6932 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
6933 (PREDICATE_CODES): Update.
6934 * config/ia64/ia64.md (movti): New.
6935 (movti_internal): Use a clobber for memory alternatives.
6936 (reload_inti, reload_outti): New.
6937 (movsfcc_astep): Predicate properly.
6938 (movdfcc_astep): Likewise.
6941 (extendsftf2, extenddftf2): New.
6942 (trunctfsf2, trunctfdf2): New.
6943 (floatditf2, fix_trunctfdi2): New.
6944 (floatunsditf2, fixuns_trunctfdi2): New.
6945 (addtf3, subtf3, multf3, abstf2): New.
6946 (negtf2, nabstf2, mintf3, maxtf3): New.
6947 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
6949 (fr_spill): Use TFmode, not XFmode.
6950 (fr_restore): Likewise.
6951 * config/ia64/lib1funcs.asm (__divtf3): New.
6952 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
6954 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6956 * cse.c (fold_rtx): Avoid empty body in an if-statement.
6958 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
6959 `U' integer constant suffix.
6961 * dwarf2out.c (add_subscript_info): Avoid empty body in an
6964 * sparc/sol2.h (__enable_execute_stack): Prototype.
6966 2000-08-14 David Edelsohn <edelsohn@gnu.org>
6968 * collect2.c: Remove use of AIX import file.
6970 * longlong.h: Test ARCH_PWR not ARCH_POWER.
6972 * rs6000.c (print_operand, case 'E'): Add else.
6974 2000-08-14 Richard Henderson <rth@cygnus.com>
6976 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
6977 (movdi_symbolic): New.
6979 2000-08-14 Jim Wilson <wilson@cygnus.com>
6981 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
6982 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
6983 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
6986 2000-08-14 Richard Henderson <rth@cygnus.com>
6988 * expr.c (emit_group_load): Don't force constants into registers.
6989 Special case source already in the correct mode.
6991 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
6993 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
6994 * fixinc/inclhack.def: Likewise.
6995 * fixinc/mkfixinc.sh: Likewise.
6996 * configure: Regenerate.
6997 * fixinc/fixincl.x: Regenerate.
6998 * install.texi: Document equivalence of linux and linux-gnu.
7000 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7002 * cse.c (insert_regs): Also in REG case: When finding an invalid
7003 value, and we make a new quantity, make sure that it won't be
7004 mistaken by for a valid one by mention_regs.
7006 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
7008 * h8300.md: Remove obsolete peepholes.
7010 2000-08-13 Kazu Hirata <kazu@hxi.com>
7012 * invoke.texi (H8/300 Options): Fix typos.
7013 * config/h8300.c: Fix formatting.
7014 * config/h8300.h: Fix comment typos.
7015 (OVERRIDE_OPTIONS): Fix formatting.
7017 * function.c: Fix formatting.
7019 * cse.c: Fix formatting.
7021 2000-08-13 Geoff Keating <geoffk@cygnus.com>
7023 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
7024 (attempt_auto_inc): Suppress parentheses warning.
7025 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
7026 * loop.c (load_mems): Remove `u' suffix in two places.
7027 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
7029 * config/rs6000/rs6000.h: Likewise.
7030 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
7031 __eabi dummy routine.
7032 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
7035 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
7036 not put stuff in .sdata unnecessarily.
7037 (rs6000_unique_section): New function.
7038 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
7039 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
7041 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
7042 arrays in C99. Don't try to look at DECL_REGISTER of a
7043 COMPONENT_REF. Don't complain twice about the same error.
7045 * fixinc/inclhack.def (aix_pthread): New fix.
7046 (aix_sysmachine): New fix.
7047 * fixinc/fixincl.x: Regenerate.
7049 * expr.c (expand_expr): Call convert_modes when turning a large
7050 multiply into a small one.
7052 2000-08-12 Geoff Keating <geoffk@cygnus.com>
7054 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
7055 the tree structure an exponent rather than an explicit alignment
7056 so it doesn't overflow.
7057 (SET_DECL_OFFSET_ALIGN): New macro.
7058 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
7059 rather than DECL_OFFSET_ALIGN.
7060 (place_field): Likewise.
7061 * expmed.c (store_bit_field): Abort on align==0 to avoid
7062 antisocial machine behaviour.
7064 2000-08-12 Richard Henderson <rth@cygnus.com>
7066 * sibcall.c (uses_addressof): Accept both addressof and
7067 current_function_internal_arg_pointer inside a mem.
7068 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
7069 if current_function_uses_addressof.
7070 * stmt.c (expand_return): Kill tail recursion and HAVE_return
7073 2000-08-11 Richard Henderson <rth@cygnus.com>
7075 * config/ia64/ia64.md (addsi3): Remove expander.
7076 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
7077 (*addsi3_shladd): New.
7079 2000-08-11 Richard Henderson <rth@cygnus.com>
7081 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
7082 (do_restore): Likewise.
7083 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
7084 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
7085 (rtx_needs_barrier): Track actual bit manipulation for
7086 ar.unat moves, gr_spill, and gr_restore.
7087 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
7088 (process_set): Don't handle varargs spills.
7089 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
7090 .mem.offset here instead of in process_set.
7091 (gr_restore): Likewise.
7093 2000-08-11 Richard Henderson <rth@cygnus.com>
7095 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
7097 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7099 * gcc.texi (The Configuration File): Document
7100 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
7101 UPDATE_PATH_HOST_CANONICALIZATION.
7103 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7105 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
7106 unprototyped function pointer casts on integer constants.
7108 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
7110 * fixproto: Recognize DOS paths with drive letters as absolute paths.
7112 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
7114 * extend.texi (Volatiles): Fix typos.
7116 2000-08-11 Kazu Hirata <kazu@hxi.com>
7118 * flow.c: Fix formatting.
7120 2000-08-11 Richard Henderson <rth@cygnus.com>
7122 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
7123 pattern, always allocate a tertiary scratch register.
7125 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
7126 (reload_inhi): Likewise.
7128 2000-08-11 Richard Henderson <rth@cygnus.com>
7130 * function.c (put_reg_into_stack): Allow type to be NULL.
7131 (schedule_fixup_var_refs): Likewise.
7132 (gen_mem_addressof): Allow decl to be NULL.
7133 (put_addressof_into_stack): Likewise.
7135 * flow.c (merge_blocks_nomove): Be more careful about
7136 locating the beginning of block A.
7138 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
7140 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7145 * config.in: Reverted the check for <sched.h>.
7147 2000-08-10 Chris Demetriou <cgd@sibyte.com>
7149 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
7150 macros define the name of CTOR and DTOR sections.
7151 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7152 DTOR_LIST_END): Change to use attributes to specify
7154 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
7155 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7156 DTOR_LIST_END): Same as in mips/elf.h.
7158 2000-08-10 Drew Moseley <dmoseley@redhat.com>
7160 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
7161 disabling just crt0.o.
7163 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
7165 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
7166 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
7167 (EXTRA_SPECS): Add them.
7168 * arm/lib1funcs.asm: Support builds for interworking.
7169 Use macros to eliminate duplicated pieces of code.
7171 2000-08-10 Kazu Hirata <kazu@hxi.com>
7173 * h8300.c (expand_a_rotate): New.
7174 (emit_a_rotate): Likewise.
7175 (h8300_adjust_insn_length): Add support for the rotate insns.
7176 * h8300.md (rotlqi3): New.
7177 (*rotlqi3_1): Likewise.
7178 (rotlhi3): Likewise.
7179 (*rotlhi3_1): Likewise.
7180 (rotlhi3): Likewise.
7181 (*rotlhi3_1): Likewise.
7182 * h8300-proto.h: Add prototypes for expand_a_rotate and
7185 * h8300.c: Fix comment typos.
7186 (dosize): Declare the variable amount as unsigned.
7187 (get_shift_alg): Fix a comparison between signed and unsigned.
7188 (emit_a_shift): Likewise.
7189 (h8300_adjust_insn_length): Simplify the code.
7191 * c-decl.c: Fix formatting.
7193 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7195 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
7196 warning about non-traditional numeric constant suffixes.
7198 * cppexp.c (parse_number): Likewise.
7200 * invoke.texi: (-Wtraditional): Document new behavior.
7202 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7204 * gthr-posix.h: Include auto-host.h. Conditionally include
7206 * configure.in: Check for the <sched.h> header file.
7207 * config.in: Added define for HAVE_SCHED_H.
7209 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7211 * c-typeck.c (process_init_element): For -Wtraditional, warn about
7212 initialization of unions.
7214 * invoke.texi (-Wtraditional): Document new behavior.
7216 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
7218 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
7219 instead of extra_c_flags.
7220 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
7221 * configure: Regenerate.
7222 * config.in: Regenerate.
7224 * cpperror.c (cpp_type2name): New function.
7225 * cpplex.c (lex_line): If we issued an error for an invalid
7226 preprocessing directive, discard that logical line.
7227 * cpplib.c (do_line): Call a hook function if the current file
7228 is renamed by #line.
7229 (do_ident): Pass the contents of the string, not the entire
7230 token, to the callback function.
7231 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
7232 (cb.rename_file): New hook function.
7233 (cb.ident): Adjust prototype.
7234 (cpp_type2name): Prototype.
7235 * cppmacro.c (dump_macro_args): Correct precedence lossage.
7237 * cppmain.c (cb_ident): Update for changed interface.
7238 (cb_rename_file): New function.
7239 (main): Set rename callback.
7241 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
7243 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
7244 multi-word registers.
7246 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
7248 * c-common.c (combine_strings, check_format_info): Refer to ISO C
7249 or ISO C89 instead of ANSI C.
7250 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
7251 build_enumerator, do_case): Likewise.
7252 * c-lex.c (parse_float, yylex): Likewise.
7253 * c-parse.in: Likewise.
7254 * c-typeck.c (common_type, build_array_ref, build_binary_op,
7255 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
7256 build_c_cast, convert_for_assignment, set_init_index,
7257 set_init_label, c_expand_start_case): Likewise.
7258 * toplev.c (documented_lang_options, display_help): Likewise.
7260 2000-08-08 Kazu Hirata <kazu@hxi.com>
7262 * h8300.c: Fix formatting.
7263 * h8300.h: Likewise.
7264 * h8300.md: Likewise.
7265 (movsi_h8300hs): Fix formatting of the resulting assembly code.
7267 * reload1.c: Fix formatting.
7269 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
7271 * alpha/alpha.c (alpha_emit_xfloating_libcall):
7272 Use GEN_CALL_VALUE define.
7273 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
7274 * clipper/clipper.md (untyped_call): Likewise.
7275 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
7276 * fx80/fx80.md (untyped_call): Likewise.
7277 * mips/mips.md (untyped_call): Likewise.
7278 * ns32k/ns32k.md (untyped_call): Likewise.
7279 * pa/pa.md (untyped_call): Likewise.
7280 * romp/romp.md (untyped_call): Likewise.
7281 * sparc/sparc.md (untyped_call): Likewise.
7283 2000-08-08 Jason Eckhardt <jle@cygnus.com>
7285 * config/i860/i860.c (singlemove_string): Do not generate assembler
7286 pseudo instructions that must be expanded (that is, with signed
7287 constants larger than 16 bits).
7289 2000-08-08 Richard Henderson <rth@cygnus.com>
7291 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
7292 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
7293 (init_propagate_block_info): Don't kill memory stores at -O0.
7294 (mark_set_1, mark_used_regs): Likewise.
7296 2000-08-08 David Edelsohn <edelsohn@gnu.org>
7298 * rs6000.c (optimization_options): Decorate 'level' as
7300 (mask64_operand): Remove sign-extend thinko.
7301 (rldic_operand): New function.
7302 (load_multiple_operation): regno's are unsigned ints.
7303 (store_multiple_operation): Likewise.
7304 (lmw_operation): Likewise.
7305 (stmw_operation): Likewise.
7306 (includes_lshift_p): shift_mask is unsigned int.
7307 (includes_lshift64_p): New function.
7308 (addrs_ok_for_quad_peep): unsigned int reg1.
7309 (print_operand): Consistently add "else" after
7310 output_operand_lossage().
7311 (print_operand, case 'b'): Fold in case 'W'.
7312 (print_operand, case 'W'): Print rldic MB value.
7313 (output_epilogue): Update Objective-C language string.
7314 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
7315 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
7316 * rs6000.md (ashldi3): Add rldic instruction.
7317 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
7318 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
7321 2000-08-08 Richard Henderson <rth@cygnus.com>
7323 * config/ia64/ia64-protos.h: Remove duplicates. Update
7324 for massive code rearrangements.
7325 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
7326 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
7327 (ia64_local_regs, ia64_need_regstk): Remove.
7328 (ar_ccv_reg_operand): New.
7329 (ia64_gp_save_reg): New.
7330 (struct ia64_frame_info): Combine most of the size elements;
7331 add new gr save elements.
7332 (find_gr_spill): New.
7333 (next_scratch_gr_reg): New.
7334 (mark_reg_gr_used_mask): New.
7335 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
7336 to GR backing store regs when possible.
7337 (ia64_initial_elimination_offset): New.
7338 (ia64_rap_fp_offset): Remove.
7339 (save_restore_insns): Remove.
7340 (setup_spill_pointers): New.
7341 (finish_spill_pointers): New.
7342 (spill_restore_mem): New.
7343 (do_spill, do_restore): New.
7344 (ia64_expand_prologue): Rewrite to use them.
7345 (ia64_expand_epilogue): Likewise.
7346 (ia64_direct_return): Update for current_frame_info changes.
7347 (ia64_function_prologue): Simplify .prologue emission. Emit
7349 (ia64_setup_incoming_varargs): Don't ever emit rtl.
7350 (ia64_dbx_register_number): New.
7351 (ia64_initialize_trampoline): New.
7352 (ia64_secondary_reload_class): Request GR_REGS for integer
7353 arithmetic destined for FR_REGS.
7354 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
7355 (ia64_mark_machine_status): Mark ia64_gp_save.
7356 (rws_access_regno): Rename from rws_access_reg; don't treat
7357 predicates specially.
7358 (rws_access_reg): New. Update all callers.
7359 (rtx_needs_barrier): Remove dead unspecs.
7360 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
7361 (ia64_encode_section_info): Silence signed/unsigned warnings.
7362 (spill_offset, sp_offset, spill_offset_emitted): Remove.
7363 (tmp_reg, tmp_saved): Remove.
7364 (process_set): Rewrite to expect complicated bits via
7365 REG_FRAME_RELATED_EXPR.
7366 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
7367 in the use of ar.ccv; never set RTX_UNCHANGING_P.
7368 (ia64_expand_op_and_fetch): Likewise.
7369 (ia64_expand_compare_and_swap): Likewise.
7370 (ia64_expand_builtin): Likewise.
7371 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
7372 (FIRST_PSEUDO_REGISTER): Update.
7373 (AR_M_REGNO_P): Update.
7374 (FIXED_REGS): Don't mark three local registers as used.
7375 (EXTRA_CC_MODES): New.
7376 (SELECT_CC_MODE): New.
7377 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
7378 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
7379 (FRAME_GROWS_DOWNWARD): Unset.
7380 (STARTING_FRAME_OFFSET): Zero.
7381 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
7382 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
7383 (HARD_FRAME_POINTER_REGNUM): New.
7384 (CAN_DEBUG_WITHOUT_FP): Define.
7385 (TRAMPOLINE_TEMPLATE): Remove.
7386 (TRAMPOLINE_SIZE): Lower to 32.
7387 (TRAMPOLINE_ALIGNMENT): Lower to 64.
7388 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
7389 (PREDICATE_CODES): Update.
7390 (struct machine_function): Add ia64_gp_save.
7391 * config/ia64/ia64.md: Purge unused unspecs.
7392 (movsi patterns): Allow moves to/from AR_M_REGS.
7393 (movdi patterns): Allow moves to/from p0.
7394 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
7395 (gr_spill, gr_restore): Indicate ar.unat read/written.
7396 (nonlocal_goto): Don't pass old frame_pointer.
7397 (nonlocal_goto_receiver): Remove.
7398 (exception_receiver): New.
7399 (builtin_setjmp_setup): New.
7400 (builtin_setjmp_receiver): New.
7401 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
7402 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
7403 (__ia64_restore_stack_nonlocal): Likewise.
7404 (__ia64_trampoline): New.
7405 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
7407 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
7409 2000-08-08 Richard Henderson <rth@cygnus.com>
7411 * frame.h (ia64_frame_state): Add my_psp.
7412 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
7413 (__throw): Pass it in. Don't clobber r7.
7414 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
7415 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
7416 and nothing to do with sp.
7417 (normalize_reg_loc): Use frame->my_psp.
7418 (frame_translate): Handle frame-pointer-less functions. Set
7419 spill_base correctly, in absence of being told.
7420 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
7421 (__ia64_backtrace_helper): New sp argument. Use
7422 builtin_return_address instead of label addresses.
7423 (print_record) [mem_stack_v]: No size member.
7425 2000-08-08 Richard Henderson <rth@cygnus.com>
7427 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
7429 2000-08-08 Richard Henderson <rth@cygnus.com>
7431 * tm.texi (LOCAL_REGNO): Document.
7432 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
7433 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
7434 * reload1.c (reload): Likewise when considering nonlocal labels.
7436 * config/ia64/ia64.h (LOCAL_REGNO): New.
7437 * config/sparc/sparc.h (LOCAL_REGNO): New.
7439 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
7441 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
7443 2000-08-07 Nick Clifton <nickc@redhat.com>
7445 * config/mips/mips.c: Fix compile time warning messages.
7446 * config/mips/mips-protos.h: Add prototype for equality_op.
7448 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
7450 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
7452 * mn10300.md: Use nonimmediate_operand instead of general_operand
7455 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
7457 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
7459 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
7460 * sh.c (expand_block_move): Break long lines.
7461 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
7462 * sh.md (mulsi3): Likewise.
7463 (movdi): Adjust spacing.
7465 2000-08-07 Richard Henderson <rth@cygnus.com>
7467 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
7468 * expr.c (emit_group_store): Don't set it.
7470 2000-08-07 Kazu Hirata <kazu@hxi.com>
7472 * invoke.texi (Options for Debugging Your Program or GCC): Remove
7473 duplicate entries for 'w' and 'z'.
7475 * flow.c: Fix a comment typo.
7477 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7479 * c-parse.in: Changed the language string for Objective-C to "GNU
7482 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7484 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
7485 to improve the Posix thread support for Objective-C.
7487 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
7489 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
7490 CTI_UNSIGNED_PTRDIFF_TYPE.
7491 (signed_size_type_node): Define.
7492 (unsigned_ptrdiff_type_node): Define.
7493 * c-decl.c (init_decl_processing): Create the
7494 signed_size_type_node and unsigned_ptrdiff_type_node types.
7495 * c-common.c (T_SC): Define.
7498 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
7499 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
7501 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
7502 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
7503 flags for %c, %s and %[.
7504 (check_format_info): Only allow leniency for signedness of targets
7505 of character pointers (when pedantic) for formats flagged with
7506 "c", so for strings but not for %hh formats. When pedantic, don't
7507 allow character pointers to substitute for void pointers if a
7508 second level of indirection is present.
7510 2000-08-06 Kazu Hirata <kazu@hxi.com>
7512 * invoke.texi (Options for Debugging Your Program or GCC): Update
7513 the names of dump files.
7515 * h8300.c (dosize): Rearrange code for conciseness.
7516 (split_adds_subs): Likewise.
7518 * loop.c: Fix formatting.
7520 * dwarf2out.c: Fix formatting.
7522 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
7524 * expr.c: Fix formatting.
7526 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7528 * rs6000.c (rs6000_maybe_dead): Prototype.
7530 2000-08-06 Richard Henderson <rth@cygnus.com>
7532 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
7533 HAVE_nonlocal_goto as well.
7534 * config/i960/i960.md (nonlocal_goto): Don't do it here.
7535 * config/pj/pj.md (nonlocal_goto): Likewise.
7537 2000-08-07 Michael Hayes <mhayes@cygnus.com>
7539 * loop.c (try_swap_copy_prop): New function.
7540 (load_mems): Rename copies to load_copies and add new regset
7541 store_copies. Check for sets of shadow registers and mark
7542 in store_copies. Call try_swap_copy_prop for registers
7543 marked in store_copies.
7545 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7547 * objc/objc-act.c: New command line option -fconstant-string-class
7548 to allow specifying a user defined constant string class,
7549 different from NXConstantString.
7551 * toplev.c: Moved the Objective-C specific options to
7552 objc/lang-options.h.
7554 * objc/lang-options.h: Moved the Objective-C specific options from
7555 toplev.c. Added -fconstant-string-class.
7557 2000-08-05 Chris Demetriou <cgd@sibyte.com>
7559 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7560 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
7561 __CTOR_LIST__ from func_ptr array to just func_ptr, to
7562 avoid extra alignment imposed on arrays.
7563 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7564 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
7566 * mips.h: Clean up comments and spacing near MASKs.
7567 (TARGET_UNIX_ASM): Delete.
7568 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
7569 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
7572 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
7574 * c-common.c (print_char_table): Add entries for the X/Open '
7575 format flag (print decimals with locale's thousands grouping
7576 character). Make %C expect wint_t.
7577 (check_format_info): If pedantic, warn when the %n$ operand
7578 number form is used. Allow for the ' flag; warn about it if
7581 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
7583 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
7584 type is a float mode, cfun->decl's return type is not, and
7585 TARGET_FLOAT_RETURNS_IN_80387.
7587 2000-08-04 Andreas Schwab <schwab@suse.de>
7589 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
7590 token list, which are always `#' and `pragma'.
7592 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
7594 * tree.c (tree_expr_nonnegative_p): Move to...
7595 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
7596 (rtl_expr_nonnegative_p): New.
7597 * tree.h: Add prototype for rtl_expr_nonnegative_p.
7599 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
7600 CONST_DOUBLE_CHAIN: Move to...
7601 * rtl.h: ...here. Use XCINT/XCEXP.
7603 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
7604 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
7605 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
7608 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
7610 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7612 * config/c4x/c4x.md (return_indirect_internal): New.
7613 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
7615 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7617 * c-common.c (time_char_table): Mark up formats added in C99 and
7618 make other corrections. %D and %g were added in C99. %Og is an
7619 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
7620 C99. %e was added in C99. %Oj is an extension. %G and %z are in
7621 C99 rather than GNU extensions, but %OG and %Oz are extensions.
7622 %h was added in C99. %C was added in C99. %OY and %OC are
7623 extensions. Add the C99 format %F.
7624 (check_format_info): If pedantic and not in C99 mode, warn for C99
7627 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7629 * function.c (schedule_fixup_var_refs): New function, broken out
7630 of put_reg_into_stack.
7631 (put_reg_into_stack): Use it.
7632 (put_var_into_stack): In CONCAT case, fixup up references for
7633 components only after fixing up references to the whole concat.
7635 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
7637 * alias.c (mark_constant_function): Use INSN_P.
7638 (init_alias_analysis): Likewise.
7639 * combine.c (combine_instructions): Use INSN_P.
7640 (can_combine_p): Likewise.
7641 (try_combine): Likewise.
7642 (distribute_notes): Likewise.
7643 (distribute_links): Likewise.
7644 * cse.c (cse_around_loop): Use INSN_P.
7645 (invalidate_skipped_block): Likewise.
7646 (cse_set_around_loop): Likewise.
7647 (cse_end_of_basic_block): Likewise.
7648 (delete_trivially_dead_insns): Likewise.
7649 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
7650 (unshare_all_rtl_1): Likewise.
7651 (next_cc0_user): Likewise.
7652 (try_split make_insn_raw): Likewise.
7653 (remove_unnecessary_notes): Likewise.
7654 * final.c (shorten_branches): Use INSN_P.
7655 (leaf_renumber_regs): Likewise.
7656 (leaf_renumber_regs_insn): Likewise.
7657 * flow.c (find_label_refs): Use INSN_P.
7658 (verify_wide_reg): Likewise.
7659 (notice_stack_pointer_modification): Likewise.
7660 (count_or_remove_death_notes): Likewise.
7661 (verify_flow_info): Likewise.
7662 (clear_log_links): Likewise.
7663 * function.c (fixup_var_refs_insns): Use INSN_P.
7664 (compute_insns_for_mem): Likewise.
7665 * gcse.c (alloc_gcse_mem): Use INSN_P.
7666 (compute_sets): Likewise.
7667 (compute_hash_table): Likewise.
7668 (classic_gcse): Likewise.
7670 (insert_insn_end_bb): Likewise.
7671 (delete_null_pointer_checks_1): Likewise.
7672 * global.c (expand_preferences): Use INSN_P.
7673 (build_insn_chain): Likewise.
7674 * graph.c (node_data): Use INSN_P.
7675 * haifa-sched.c (priority): Use INSN_P.
7676 (rm_line_notes): Likewise.
7677 (rm_other_notes): Likewise.
7678 (find_insn_reg_weight): Likewise.
7679 (init_target_units): Likewise.
7680 (schedule_block): Likewise.
7681 (compute_block_forward_dependences): Likewise.
7682 (debug_dependencies): Likewise.
7683 (set_priorities): Likewise.
7684 * integrate.c (function_cannot_inline_p): Use INSN_P.
7685 (save_parm_insns): Likewise.
7686 (copy_insn_list): Likewise.
7687 * jump.c (mark_all_labels): Use INSN_P.
7688 (never_reached_warning): Likewise.
7689 * lcm.c (optimize_mode_switching): Use INSN_P.
7690 * local-alloc.c (validate_equiv_mem): Use INSN_P.
7691 (memref_used_between_p): Likewise.
7692 (update_equiv_regs): Likewise.
7693 (block_alloc): Likewise.
7694 (no_conflict_p): Likewise.
7695 * loop.c (scan_loop): Use INSN_P.
7696 (find_and_verify_loops): Likewise.
7697 (count_loop_regs_set): Likewise.
7698 (loop_reg_used_before_p): Likewise.
7699 (strength_reduce): Likewise.
7700 (recombine_givs): Likewise.
7701 (check_dbra_loop): Likewise.
7702 (load_mems): Likewise.
7703 (try_copy_prop): Likewise.
7704 * print-rtl.c (print_rtx): Use INSN_P.
7705 * recog.c (find_single_use): Use INSN_P.
7706 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
7707 (next_flags_user): Likewise.
7708 (swap_rtx_condition): Likewise.
7709 * regmove.c (mark_flags_life_zones): Use INSN_P.
7710 (optimize_reg_copy_1): Likewise.
7711 (optimize_reg_copy_2): Likewise.
7712 (optimize_reg_copy_3): Likewise.
7713 (reg_is_remote_constant_p): Likewise.
7714 (fixup_match_2): Likewise.
7715 (regmove_optimize): Likewise.
7716 (fixup_match_1): Likewise.
7717 * regrename.c (build_def_use): Use INSN_P.
7718 (replace_reg_in_block): Likewise.
7719 (consider_use): Likewise.
7720 * reload.c (find_equiv_reg): Use INSN_P.
7721 * reload1.c (reload): Use INSN_P.
7722 (maybe_fix_stack_asms): Likewise.
7723 (calculate_needs_all_insns): Likewise.
7724 (reload_as_needed): Likewise.
7725 (emit_output_reload_insns): Likewise.
7726 (delete_address_reloads_1): Likewise.
7727 (reload_cse_regs_1): Likewise.
7728 (reload_combine): Likewise.
7729 (reload_cse_move2add): Likewise.
7730 * reorg.c (redundant_insn): Use INSN_P.
7731 (dbr_schedule): Likewise.
7732 * resource.c (find_dead_or_set_registers): Use INSN_P.
7733 (mark_target_live_regs): Likewise.
7734 * rtlanal.c (reg_used_between_p): Use INSN_P.
7735 (reg_referenced_between_p): Likewise.
7736 (reg_set_between_p): Likewise.
7737 (reg_set_p): Likewise.
7738 (single_set): Likewise.
7739 (multiple_sets): Likewise.
7740 (find_last_value): Likewise.
7741 (reg_set_last): Likewise.
7742 (find_reg_note): Likewise.
7743 (find_regno_note): Likewise.
7744 * sibcall.c (sequence_uses_addressof): Use INSN_P.
7745 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
7746 * ssa.c (find_evaluations): Use INSN_P.
7747 (rename_block): Likewise.
7748 (rename_equivalent_regs): Likewise.
7749 * unroll.c (loop_find_equiv_value): Use INSN_P.
7750 (set_dominates_use): Likewise.
7751 * varasm.c (mark_constant_pool): Use INSN_P.
7752 (mark_constants): Likewise.
7753 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
7754 (alphaev4_next_group): Likewise.
7755 (alphaev5_next_group): Likewise.
7756 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
7757 (c4x_rptb_rpts_p): Likewise.
7758 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
7759 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
7760 (rs6000_adjust_priority): Likewise.
7761 * config/sh/sh.c (sh_loop_align): Use INSN_P.
7762 (machine_dependent_reorg): Likewise.
7763 (split_branches): Likewise.
7764 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
7766 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
7768 * combine.c (recog_for_combine): Remove the old notes
7769 prior to attempting to recognize the new pattern.
7770 (distribute_notes): Ignore REG_NONNEG notes.
7772 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
7774 * varasm.c (output_constructor): Add .align 0 for packed vars.
7776 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7778 * configure.in: Use default thread_file even when enable_threads is
7779 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
7780 * configure: Rebuilt.
7782 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
7784 2000-08-04 Donn Terry (donnte@microsoft.com)
7786 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
7788 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7790 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
7791 Delete code that conditionally modifies 'version'.
7792 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
7793 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
7794 * gcc.c (main): Use it.
7795 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
7796 * prefix.c (update_path): Use it.
7797 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
7798 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
7799 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
7801 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
7802 (SUBTARGET_SWITCHES): Adjust.
7803 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
7805 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
7807 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7809 * c-common.h (flag_isoc94): Declare.
7810 * c-decl.c (flag_isoc94): Define.
7811 (c_decode_option): Set flag_isoc94 as appropriate.
7812 * c-common.c (T_PD, T_IM, T_UIM): Define.
7813 (format_char_info): Add tlen and jlen.
7814 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
7816 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
7818 (time_char_table): Add NULL entries for %t and %j.
7819 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
7820 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
7821 Warn for printf %lf if pedantic and not C99. Don't warn for empty
7822 precision. Allow precision argument to be unsigned int. If
7823 pedantic, warn for %p passed an argument not a pointer to possibly
7824 qualified void or a possibly qualified character type, and for
7825 pointer targets of the wrong sign, except for character pointers.
7827 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7829 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
7830 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
7831 (wint_type_node): Define.
7832 * c-decl.c (WINT_TYPE): Define.
7833 (init_decl_processing): Create the wint_type_node type.
7834 * c-common.c (T_WI): Define.
7835 (print_char_table): Use T_WI for %lc format.
7837 2000-08-04 Bruce Korb <bkorb@gnu.org>
7839 * fixinc/: Verified that the MSDOS patch does not break
7840 the UNIX functionality and applied the next three patches
7843 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
7845 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
7846 output file with the temporary one by appending ".X" to generate
7847 the temporary fuile's name. If the output file already has an
7848 extension, replace it with ".X".
7850 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
7851 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
7852 reallocate the command buffer while copying the command-line
7853 argument. Redirect the output directly to the temporary file,
7854 instead of going through another temporary file.
7855 (process): Close the temporary file before unlinking it.
7856 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
7857 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
7858 (run_compiles): Pass p_fixd argument to machine_matches, as it
7861 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
7862 environment, assume there are no symlinks in the include
7863 directory. When cleaning up the DONE files, look for them
7864 case-insensitively. Don't try to remove symlinks if they aren't
7867 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
7868 all callers changed. Declare pz "const char *", to avoid compiler
7871 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
7872 Change prototype of make_raw_shell_str.
7874 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
7876 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
7877 (initialize) [__MSDOS__]: Use tempnam.
7878 (initialize): Don't use SIGPIPE if it is not defined.
7880 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
7883 2000-07-25 Bruce Korb <bkorb@gnu.org>
7885 * fixinc/fix*.[ch]: substantially reworked to make it possible
7886 to run this program without using fork(2) or pipe(2) (i.e. in
7889 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7891 * cppdefault.h (WINT_TYPE): Define.
7892 * cppinit.c (builtin_array): Define __WINT_TYPE__.
7893 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
7894 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
7896 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
7898 * (mips_legitimate_address_p): Don't allow register+offset
7899 if the offset is large and negative, and we are compiling
7900 for 64 bit registers.
7902 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7904 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
7905 insn_code_number + 1.
7907 2000-08-04 Kazu Hirata <kazu@hxi.com>
7909 * h8300.c (function_prologue): Rearrange code for conciseness.
7910 (function_epilogue): Likewise.
7911 * h8300.h (OK_FOR_U): Fix formatting.
7913 * cse.c: Fix a comment typo. Fix formatting.
7915 2000-08-03 Richard Henderson <rth@cygnus.com>
7917 * config/i386/i386.md (return_indirect_internal): New.
7918 * config/i386/i386.c (ix86_expand_epilogue): Use it.
7920 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
7922 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
7924 (lex_line): Glue @ onto the beginning of identifiers and
7925 string constants, in Objective-C mode.
7926 (output_token, spell_token): Handle CPP_OSTRING.
7927 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
7928 beginning of a NAME or a STRING, in objc mode.
7930 * cpplib.c (get_define_node): Do not permit identifiers that
7931 begin with @ to be #defined.
7932 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
7933 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
7935 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
7936 * c-tree.h (build_objc_string): Delete prototype.
7937 * objc/objc-tree.def: Delete OBJC_STRING_CST.
7938 * c-lex.c (yylex): Use build_string for all three kinds of strings.
7940 * c-parse.in, objc/objc-act.c: Update commentary.
7942 2000-08-03 Mark Mitchell <mark@codesourcery.com>
7944 * extend.texi: Fix typo in last change.
7946 * extend.texi: Add commentary on statement-expressions and their
7947 interactions with C++.
7949 2000-08-03 Nick Clifton <nickc@cygnus.com>
7951 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
7952 * dwarf.h (LANG_JAVA): Change value to 0x000b.
7954 2000-08-03 Anthony Green <green@cygnus.com>
7956 * dwarf2out.c (gen_compile_unit_die): Add java language support.
7957 (add_bound_info): Check for java language.
7958 (is_java): New function.
7959 * dwarfout.c (output_compile_unit_die): Ditto.
7960 * dwarf.h (dwarf_source_language): Add java source language type.
7961 * dwarf2.h (dwarf_source_language): Ditto.
7963 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
7965 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
7968 * i386.c (ix86_expand_branch): Mode of comparison in
7969 IF_THEN_ELSE is VOIDmode.
7971 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
7973 * gengenrtl.c, rtl.c: Avoid #elif.
7975 2000-08-03 Michael Poole <poole@troilus.org>
7977 * tm.texi (Register Classes): Clarify order of sub-initializers
7978 in REG_CLASS_CONTENTS.
7980 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7982 From SAITOH Masanobu:
7983 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
7985 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
7987 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
7988 is not supported by tradcpp and isn't actually needed for cygwin.
7990 2000-08-03 Kazu Hirata <kazu@hxi.com>
7992 * h8300.c: Fix a comment typo.
7993 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
7995 * jump.c: Fix formatting.
7997 * toplev.c: Fix formatting.
7999 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
8001 * flow.c (find_auto_inc): Verify that we've got a REG before
8002 peeking at its regno. Fail, don't abort if we can't find
8003 the increment of the desired register.
8005 * pa.md (shadd height reduction patterns/splitters): Remove.
8007 2000-08-02 Jim Wilson <wilson@cygnus.com>
8009 * config/ia64/ia64-protos.h (flag_ssa): Declare.
8010 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
8012 2000-08-02 Mark Mitchell <mark@codesourcery.com>
8014 * dce.c: Remove all uses of assert.
8015 * dwarf2out.c: Likewise.
8016 * dwarfout.c: Likewise.
8019 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8021 * gcc.h (lang_specific_driver): Constify second argument.
8022 * gcc.c (translate_options, process_command, main): Likewise.
8023 Constify variables to match. Cast second argument to
8026 * cppspec.c, gccspec.c: Adjust type of second argument to
8027 lang_specific_driver, and update code as necessary.
8029 2000-08-02 Jakub Jelinek <jakub@redhat.com>
8031 * loop.c (scan_loop): Ensure update_end label does not
8032 go away until reg_scan_update is run.
8034 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8036 * c-common.h: Prototype min_precision and c_build_qualified_type here...
8037 * c-tree.h: ... not here.
8038 * errors.h: Prototype fancy_abort.
8040 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
8041 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
8042 * regrename.c (regrename_optimize): Make control flow explicit.
8043 (replace_reg_in_block): Initialize reg_use to 0.
8045 * i386.c (legitimate_address_p): Rename error label to
8046 report_error to avoid namespace clash.
8048 2000-08-02 Kazu Hirata <kazu@hxi.com>
8050 * fold-const.c: Fix formatting.
8052 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
8054 * i386.c (legitimate_address_p): Accept other bases than
8055 pic_offset_table_rtx for GOTOFF constructs.
8057 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8059 * i386.md (shift to lea splitter): Use const_int_operand.
8061 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8063 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
8064 cppspec.c: Do not use 'legal' or 'illegal' in error messages
8067 * cppmain.c (cb_define, cb_undef): Don't generate any output
8068 if not done_initializing.
8069 * cpplex.c (maybe_paste_with_next): When the token after a ##
8070 is an omitted rest argument, only delete the token before it
8071 if that token is a comma. Do not warn about bogus token
8072 pastes for , ## rest_arg.
8075 * cpp.1: Regenerate.
8077 2000-08-02 Fred Fish <fnf@be.com>
8079 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
8080 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
8083 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
8084 Be directories to search path.
8086 Remove support for __declspec(dllimport) and __declspec(dllexport).
8087 This is leftover cruft from the earlier BeOS gcc port when BeOS
8088 used Microsoft's PE object file format.
8089 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
8090 * config/i386/t-beos (winnt.o): Remove Makefile frag.
8091 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
8092 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
8093 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8094 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
8095 (REDO_SECTION_INFO_P): Remove.
8096 (ASM_EXPORT_DECL): Remove.
8097 (ASM_DECLARE_FUNCTION_NAME): Remove.
8098 (ASM_DECLARE_OBJECT_NAME): Remove.
8099 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
8100 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
8101 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
8102 (STRIP_NAME_ENCODING): Remove.
8104 Remove support for obsolete version of BeOS that is no longer
8106 * configure.in (i*86-*-beospe*): Remove.
8107 * config/i386/beos-pe.h: Remove.
8109 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
8110 Mark Mitchell <mark@codesourcery.com>
8112 * Makefile.in (OBJS): Added dce.o.
8113 (ssa.o): Updated target to include ssa.h.
8115 (toplev.o): Likewise.
8116 (dce.o): Created target.
8117 * basic-block.h: Added comments.
8118 (INVALID_BLOCK): Added definition.
8119 (connect_infinite_loops_to_exit): Added declaration.
8120 Moved SSA declarations to ssa.h.
8121 * flow.c: Added inclusion of ssa.h.
8122 (struct depth_first_search_dsS, depth_first_search_ds):
8124 (compute_immediate_postdominators): Added definition.
8125 (connect_infinite_loops_to_exit): Likewise.
8126 (flow_dfs_compute_reverse_init): Likewise.
8127 (flow_dfs_compute_reverse_add_bb): Likewise.
8128 (flow_dfs_compute_reverse_execute): Likewise.
8129 (flow_dfs_compute_reverse_finish): Likewise.
8130 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
8131 (LABEL_P): Added definition.
8134 (BARRIER_P): Likewise.
8135 (JUMP_TABLE_DATA_P): Likewise.
8136 (INSN_DEAD_CODE_P): Likewise.
8137 * ssa.c: Replaced inclusions with ssa.h inclusion.
8138 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
8139 (rename_registers): Removed unnecessary variables.
8140 * ssa.h: Created by moving declarations from ssa.c and
8142 * timevar.def: Defined TV_DEAD_CODE_ELIM.
8143 * toplev.c: Added ssa.h inclusion.
8144 (dump_file_index): Added DFI_dce.
8145 (dump_file): Added "dce" entry.
8147 (f_options): Added dce entry.
8148 * invoke.texi: Document -fdce. Emphasize experimental status of
8152 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
8154 * cpperror.c (v_message): Split into _cpp_begin_message and
8155 v_message macro. All callers updated.
8156 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
8159 * cppfiles.c (cpp_syshdr_flags): New function.
8160 (read_include_file): Don't call cpp_output_tokens. Call
8162 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
8163 (cpp_reader_init): Don't initialize token_buffer. Call
8164 _cpp_init_internal_pragmas.
8165 (cpp_cleanup): Don't clear token_buffer.
8166 (cpp_start_read): Don't worry about output from -D processing.
8167 Don't call cpp_output_tokens.
8168 (cpp_finish): Don't dump macros here. Don't call
8170 * cppmacro.c (_cpp_dump_definition): Rename
8171 cpp_dump_definition. Write directly to a FILE *.
8172 (dump_funlike_macro): Delete.
8173 (dump_macro_args): New.
8175 * cpplex.c (TOKEN_LEN): Convert to inline function.
8176 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
8177 cpp_scan_line, _cpp_dump_list): Delete.
8178 (cpp_printf, cpp_output_list): New.
8179 (output_line_command): Don't worry about entering or leaving files.
8180 (cpp_scan_buffer): Just output each token as we hit it.
8181 (process_directive): Don't call cpp_output_tokens.
8182 (_cpp_glue_header_name): Don't use token_buffer.
8183 (output_token, dump_param_spelling): Write directly to a FILE *.
8185 * cpplib.c (pass_thru_directive, dump_macro_name,
8186 pragma_dispatch, do_pragma_gcc): Delete.
8187 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
8188 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
8190 (do_error, do_warning, pragma_dependency): Call
8191 _cpp_begin_message, then cpp_output_list.
8192 (cpp_register_pragma, cpp_register_pragma_space,
8193 _cpp_init_internal_pragmas): New.
8194 (do_pragma): Walk the pragmas table here.
8195 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
8196 do_pragma_dependency): Return void.
8197 (do_pragma_implementation): Moved to cppmain.c.
8199 * cpplib.h: Update prototypes.
8200 (struct cpp_reader): Remove printer, token_buffer,
8201 token_buffer_size, and limit. Add struct cb, and pragmas.
8202 (struct cpp_printer): Remove last_id and written.
8203 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
8204 CPP_ADJUST_WRITTEN): Delete.
8205 * cpphash.h: Update prototypes.
8206 (ufputs): New wrapper.
8208 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
8209 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
8210 (main): Set up callbacks. Register #pragma implementation.
8211 Dump macros from here.
8213 2000-08-01 Geoff Keating <geoffk@cygnus.com>
8215 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
8216 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
8217 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
8218 insns if they have a REG_MAYBE_DEAD note attached.
8219 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
8220 (rs6000_emit_load_toc_table): TOC loads may go dead.
8222 2000-08-01 Jim Wilson <wilson@cygnus.com>
8224 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
8225 type exists before using it. Use number of words as alignment
8227 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
8228 ia64_va_arg): Propagate ia64_function_args changes here.
8230 2000-08-01 Richard Henderson <rth@cygnus.com>
8232 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
8233 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
8235 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
8237 From Joern Rennecke:
8238 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
8239 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
8240 unless TARGET_SH3E is set.
8241 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
8243 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
8244 (ashlsi3_std): New pattern.
8245 (ashlsi3 expander): Use it for TARGET_SH3.
8246 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
8248 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8250 * loop.c (canonicalize_condition): Use destination, not source to
8251 determine SET's mode.
8253 2000-07-31 Mark Mitchell <mark@codesourcery.com>
8255 * flow.c (clear_log_links): Fix typo.
8257 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
8259 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
8260 on targets which need more than one insn for a compare/cbranch
8263 2000-07-31 Jim Wilson <wilson@cygnus.com>
8265 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
8266 when computing offset.
8268 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
8270 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
8272 2000-07-31 Geoff Keating <geoffk@cygnus.com>
8274 * flow.c (clear_log_links): Nuke global_live_at_start and
8275 global_live_at_end data, since if the log_links stuff is invalid
8276 so is global_live_at_*.
8278 2000-07-31 Richard Henderson <rth@cygnus.com>
8280 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
8282 2000-07-31 Jakub Jelinek <jakub@redhat.com>
8284 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
8285 (_cpp_get_token): Don't macro expand a just pasted token if it
8286 was pasted at no_expand_level.
8288 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8290 * cppmacro.c (find_param, count_params, save_expansion):
8291 Permit 'defined' as a macro parameter name.
8293 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8295 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
8296 xcpp to cpp throughout.
8297 (native): Remove unnecessary dependency on cpp.
8299 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
8300 tradcpp to tradcpp0.
8301 (.i spec): Add missing output-file spec to cc1 command line.
8302 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
8304 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8306 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
8307 (implicit_decl_warning): New function.
8308 (implicitly_declare): Use it.
8309 * c-typeck.c (build_external_ref): Use implicit_decl_warning
8310 to complain about implicit decls of builtins.
8312 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
8313 based on pedantic && flag_isoc99, if not already set.
8314 * c-tree.h: Declare mesg_implicit_function_declaration.
8315 Prototype implicit_decl_warning.
8317 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
8319 * Makefile.in (ssa.o): Updated header files in dependences.
8320 * basic-block.h: Added compute_immediate_postdominators declaration.
8321 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
8323 * flow.c (compute_immediate_dominators): Updated comment.
8324 (compute_immediate_postdominators): Added definition.
8325 * rtl.h (HARD_REGISTER_P): Added definition.
8326 * ssa.c: Include additional header files.
8327 (assert): Added definition.
8328 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
8329 include select hard registers.
8330 (ssa_rename_to_insert): Likewise.
8331 (ssa_rename_from_initialize): Likewise.
8332 (ssa_rename_from_lookup): Likewise.
8333 (original_register): Likewise.
8334 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
8335 include select hard reigsters.
8336 (ssa_rename_from_traverse): Likewise.
8337 (ssa_rename_from_free): Likewise.
8338 (ssa_rename_from_print): Likewise.
8339 (ssa_rename_from_print_1): Likewise.
8340 (ssa_rename_from_hash_function): Likewise.
8341 (ssa_rename_from_equal): Likewise.
8342 (ssa_rename_from_delete): Likewise.
8343 (simplify_to_immediate_dominators): Removed in favor of
8344 flow.c:compute_immediate_dominators.
8345 (find_evaluations_1): Modified to work with hard registers.
8346 (insert_phi_node): Likewise.
8347 (insert_phi_nodes): Likewise.
8348 (struct rename_set_data): Updated prev_reg comment.
8349 (create_delayed_rename): Modified to work with hard registers.
8350 (RENAME_NO_RTX): Updated comment.
8351 (apply_delayed_renames): Modified to work with hard registers.
8352 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
8353 (rename_block): Updated to use revised ssa_rename_to interface.
8354 (rename_registers): Updated to use revised ssa_rename_to and
8355 ssa_rename_from interface.
8356 (convert_to_ssa): Revised to use compute_immediate_dominators and
8357 deal with hard registers.
8358 (make_regs_equivalent_over_bad_edges): Modified to work with hard
8359 registers. Added check for illegal unification of hard register.
8360 (make_equivalent_phi_alternatives_equivalent): Modified to work
8361 with hard registers.
8362 (compute_conservative_reg_partition): Likewise.
8363 (coalesce_if_unconflicting): Modified to work with hard registers
8364 and check for conflicting hard registers.
8365 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
8367 (rename_equivalent_regs_in_insn): Modified to work with hard
8369 (record_canonical_element_1): Added definition.
8370 (check_hard_regs_in_partition): Added definition.
8371 (convert_from_ssa): Added data structure deallocation and check
8372 for illegal hard register unification.
8373 (conflict_hard_regs_p): Added definition.
8374 * toplev.c (rest_of_compilation): Added comment.
8376 2000-07-31 Anthony Green <green@redhat.com>
8378 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
8380 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
8382 * builtins.c (expand_builtin_apply): Don't defer pop during
8385 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8387 * calls.c (combine_pending_stack_adjustment_and_call): Only use
8388 preferred_unit_stack_boundary when it is > 1.
8390 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
8392 * c-common.c (init_function_format_info): Add C99 format functions
8395 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
8396 void' or 'register void' as being the special case of 'void' alone
8397 in a parameter list.
8399 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
8400 discarding qualifiers into a plain warning.
8402 2000-07-31 Kazu Hirata <kazu@hxi.com>
8404 * combine.c: Fix formatting.
8406 * h8300.md: Fix formatting.
8408 * local-alloc.c: Fix formatting.
8410 * h8300.c (get_shift_alg): Remove the variable alg.
8411 (emit_a_shift): Rearrange code to improve readability.
8413 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
8415 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
8416 HImode on all architectures and a combination of HImode and SImode
8417 on H8/300H and H8/S.
8419 * h8300.c (split_adds_subs): Rearrange code for conciseness.
8421 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
8423 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
8426 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
8428 * recog.c (extract_insn): Set operand_mode according to
8429 operand if match_operand is VOIDmode.
8431 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
8433 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
8435 2000-07-31 Geoff Keating <geoffk@cygnus.com>
8437 * c-parse.in (extdefs): Call ggc_collect between external
8440 2000-07-30 Michael Hayes <mhayes@cygnus.com>
8441 Richard Henderson <rth@cygnus.com>
8443 * Makefile.in (OBJS): Add doloop.o.
8444 * doloop.c: New file.
8446 * final.c (insn_current_reference_address): Return 0 before final.
8447 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
8448 * jump.c (any_uncondjump_p): Likewise.
8449 * loop.c (indirect_jump_in_function): Make static.
8450 (strength_reduce): Call doloop_optimize.
8451 (insert_bct, instrument_loop_bct): Remove.
8452 * loop.h (doloop_optimize): Prototype.
8453 * recog.c (split_all_insns): Split all INSN_P.
8454 * toplev.c (flag_branch_on_count_reg): Default on.
8456 * config/c4x/c4x.c (c4x_optimization_options): Don't set
8457 flag_branch_on_count_reg.
8458 * config/i386/i386.c (override_options): Likewise.
8459 * config/rs6000/rs6000.c (optimization_options): Likewise.
8461 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
8463 (dbra_ge): Remove, as well as all it's splitters.
8465 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
8468 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
8469 (ia64_register_move_cost): Declare.
8470 * config/ia64/ia64.c (ar_lc_reg_operand): New.
8471 (struct ia64_frame_info): Add ar_size.
8472 (ia64_compute_frame_size): Set it.
8473 (save_restore_insns): Save and restore ar.lc.
8474 (ia64_register_move_cost): New, moved from header file. Handle
8475 application registers.
8476 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
8477 (emit_insn_group_barriers): Special case doloop_end_internal.
8478 (ia64_epilogue_uses): Mark ar.lc live at end.
8479 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
8480 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
8481 (FIRST_PSEUDO_REGISTER): Make room.
8482 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
8483 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
8484 (REG_ALLOC_ORDER): Update.
8485 (HARD_REGNO_MODE_OK): Update.
8486 (REGISTER_NAMES): Update.
8487 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
8488 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8489 (REGNO_REG_CLASS): Update.
8490 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
8491 (REGISTER_MOVE_COST): Move out of line.
8492 (PREDICATE_CODES): Update.
8493 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
8494 (addsi3_plus1_alt, adddi3_plus1_alt): New.
8495 (shladd_elim splitter): Allow constants in the predicate.
8496 (doloop_end, doloop_end_internal): New.
8498 2000-07-30 Richard Henderson <rth@cygnus.com>
8500 * genattrtab.c (struct insn_def): Add lineno member.
8501 (struct insn_ent): Likewise.
8502 (struct attr_desc): Likewise.
8503 (struct delay_desc): Likewise.
8504 (struct function_unit_op): Likewise.
8505 (struct function_unit): Likewise.
8506 (check_attr_value): Use message_with_line.
8507 (check_defs): Likewise.
8508 (expand_units): Likewise.
8509 (check_attr_test): Take a lineno argument.
8510 (gen_attr): Likewise.
8511 (gen_insn): Likewise.
8512 (gen_delay): Likewise.
8513 (gen_unit): Likewise.
8514 (main): Give it to them.
8515 (convert_set_attr_alternative): Take an insn_def argument
8516 instead of num_alt and insn_index.
8517 (convert_set_attr): Likewise.
8518 (write_test_expr): Protect INSN_ADDRESSES load
8519 with INSN_ADDRESSES_SET_P.
8521 2000-07-30 Richard Henderson <rth@cygnus.com>
8523 * flow.c (init_propagate_block_info): Use pc_set.
8525 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8527 * i386.md (*lea_general_[123]) New insns and splits.
8528 (addsi3 to lea splitter): Handle other modes too.
8529 (shlsi3 to lea splitter): Likewise.
8530 (addhi_1_lea, shlhi_1_lea): New patterns.
8531 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
8533 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
8535 * recog.c (general_operand, nonimmediate_operand): Accept
8536 any mode for VOIDmode CONSTANT_P operands.
8538 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8540 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
8541 instead of replace_rtx.
8542 * recog.c (validate_replace_rtx_subexp): New function.
8543 * recog.h (validate_replace_rtx_subexp): Declare.
8545 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
8547 * combine.c (simplify_set, make_extraction, make_compound_operation
8548 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
8549 as force_to_mode argument.
8551 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
8553 * combine.c (if_then_else_cond): Be sure that mode fits in
8556 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
8558 * combine.c (record_promoted_value): Allow bitsize of mode
8559 to be equivalent to HOST_BITS_PER_WISE_INT.
8561 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8563 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
8564 Do not call gen_mode_alignment when mode is BLKmode.
8566 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
8568 * loop.c (express_from_1): Fix call of simplify_gen_binary.
8570 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
8572 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
8573 VOIDmode implies both operands to be VOIDmode.
8574 (simplify_ternary_operation): Compute properly the mode of comparison.
8575 * combine.c (combine_simplify_rtx): Likewise.
8577 2000-07-25 Michael Hayes <mph@paradise.net.nz>
8579 * basic-block.h (struct loops): New field rc_order.
8580 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
8581 (flow_loops_free): Free rc_order.
8582 (flow_depth_first_order_compute): New parameter rc_order.
8583 (flow_loops_find): Allocate rc_order and swap usage with
8586 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8587 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8589 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
8590 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
8591 (nodb_call, return_from_epilogue): Likewise.
8592 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
8593 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
8594 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
8595 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8596 (c4x_valid_type_attribute_p): Likewise.
8597 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
8598 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
8600 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8602 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
8603 and loadhi_big_constant if applicable.
8604 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
8605 and add new splitter.s
8607 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8609 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
8611 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8613 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
8615 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8617 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
8619 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8621 * config/c4x/libgcc.S (divqf3): Improve accuracy.
8623 2000-07-27 Mark Mitchell <mark@codesourcery.com>
8625 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
8626 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
8627 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
8628 (get_prev_bb_note): Likewise.
8629 (remove_scope_notes): Likewise.
8630 * flow.c (commit_one_edge_insertion): Likewise.
8631 (merge_blocks_nomove): Likewise.
8632 (verify_flow_info): Likewise.
8633 * gcse.c (insert_insn_end_bb): Likewise.
8634 * reg-stack.c (emit_swap_insn): Likewise.
8635 * ssa.c (first_insn_after_basic_block_note): New function.
8636 (insert_phi_node): Use it.
8637 (rename_block): Likewise.
8638 (eliminate_phi): Likewise.
8639 (make_regs_equivalent_over_bad_edges): Likewise.
8640 (make_equivalent_phi_alternatives_equivalent): Likewise.
8641 (for_each_successor_phi): Likewise.
8642 (convert_from_ssa): Modify phi-node deletion algorithm.
8644 2000-07-29 Andreas Jaeger <aj@suse.de>
8646 * configure.in (mips*-*-linux*): Use mips*el to check for little
8647 endian MIPS, add tmake_file.
8649 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
8650 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
8651 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
8653 2000-07-28 Richard Henderson <rth@cygnus.com>
8655 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
8656 Sign extend mode size before negating.
8658 2000-07-28 Richard Henderson <rth@cygnus.com>
8660 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
8662 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
8664 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
8665 (cse_insn): Likewise.
8666 (addr_affects_sp_p): Likewise.
8667 * expr.c (move_by_pieces): Likewise.
8668 (clear_by_pieces): Likewise.
8669 * gcse.c (oprs_unchanged_p): Likewise.
8670 * haifa-sched.c (sched_analyze_2): Likewise.
8671 * recog.c (offsettable_address_p): Likewise.
8672 * regclass.c (record_address_regs): Likewise.
8673 * reload.c (find_reusable_reload): Likewise.
8674 (push_reload): Likewise.
8675 (operands_match_p): Likewise.
8676 (decompose): Likewise.
8677 (find_reloads_address_1): Likewise.
8678 (find_inc_amount): Likewise.
8679 * reload1.c (elimination_effects): Likewise.
8680 * resource.c (mark_set_resources): Likewise.
8681 * flow.c (attempt_auto_inc): New function; mostly broken out
8683 (find_auto_inc): Split into two functions and enhanced to
8684 generate POST_MODIFY.
8685 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
8686 * rtl.h (count_all_occurrences): Declare.
8687 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
8689 * rtlanal.c (count_all_occurrences): New function.
8690 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
8691 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
8693 * config/ia64/ia64-protos.h (destination_operand): Declare.
8694 * config/ia64/ia64.c (destination_operand): New function.
8695 (ia64_print_operand): Handle POST_MODIFY.
8696 (rtx_needs_barrier): Likewise.
8697 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
8698 (HAVE_POST_MODIFY_REG): Define to 1.
8699 (MAX_REGS_PER_ADDRESS): Change to 2.
8700 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
8701 (LEGITIMATE_ADDRESS_REG): New helper macro.
8702 (LEGITIMATE_ADDRESS_DISP): Likewise.
8703 (PREDICATE_CODES): Add entry for destination_operand.
8704 * config/ia64/ia64.md (all mov patterns): Use destination_operand
8705 predicate for operand 0.
8707 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8709 * dwarf2out.c: Indent #error directive.
8711 * gbl-ctors.h: Fix typo in comment.
8712 (__do_global_ctors): Prototype.
8714 * gcse.c (record_one_set, pre_delete): Remove unused variables.
8716 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
8717 (print_operand): Initialize variable `t'.
8719 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
8721 * config/arm/arm.md ("call_value"): removed constraints.
8722 Constraints are ignored in expanders.
8723 (*call_value_reg): split =rf into various constraints.
8724 (*call_value_mem): same
8725 (*call_value_symbol): same
8726 (*sibcall_value_insn): same
8728 2000-07-28 Philipp Thomas <pthomas@suse.de>
8730 * install.texi (--enable-nls): Change the description of the NLS
8731 related configure options to match the current state.
8732 (--with-included-gettext): Likewise.
8733 (--enable-maintainer-mode): New description added.
8734 * extend.texi (-fstrict-prototype): Add missing '.'.
8736 2000-07-27 Jim Wilson <wilson@cygnus.com>
8738 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
8739 DECL_INITIAL (decl) == NULL_TREE.
8741 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
8743 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
8744 on insn-attr.h with it.
8745 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
8746 * insn-addr.h: New header.
8747 (insn_addresses_): Renamed from insn_addresses.
8748 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
8749 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
8750 INSN_ADDRESSES_NEW): New macros.
8751 * genattrtab.c (write_test_expr): Use new macros.
8752 * final.c (insn_addresses, init_insn_lengths): Likewise.
8753 (align_fuzz, shorten_branches): Likewise.
8754 (final): Likewise. Do not reject new insns if their addresses
8755 have been added to INSN_ADDRESSES.
8756 * config/arm/arm.c, config/avr/avr.c: Use new macros.
8757 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
8758 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
8759 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
8760 * config/sh/sh.c: Likewise.
8761 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
8763 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
8765 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
8767 * gcc.c (struct prefix_list): Add member priority.
8768 (enum path_prefix_priority): Declare.
8769 (add_prefix): Replace ``first'' with ``priority''. Append new
8770 entry but keep list in priority order.
8771 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
8772 PREFIX_PRIORITY_LAST to add_prefix.
8773 (process_command): Move include kludge - foo/stageN - to before
8776 2000-07-27 Jason Merrill <jason@redhat.com>
8778 * dwarf2out.c (gen_typedef_die): Abort if we get identical
8779 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
8781 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
8783 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
8784 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
8786 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
8788 * c-decl.c (finish_function): Don't treat 'main' specially unless
8789 flag_hosted. In C99 mode, return 0 from 'main' unless
8790 DEFAULT_MAIN_RETURN is otherwise defined.
8792 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
8793 parameters defaulting to int in an old-style function definition.
8795 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8797 * c-parse.in (string): For -Wtraditional, warn about string
8798 concatenation only once per line.
8800 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
8802 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
8803 for HI-UX/WE2 systems.
8805 2000-07-24 Bruce Korb <bkorb@gnu.org>
8807 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
8808 defining the __xxx_TYPE__ macros.
8809 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
8810 * fixincl/fixlib.h: don't need to include "tm.h" anymore
8811 * fixincl/inclhack.def(type_map): now obsolete
8813 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
8815 * cpp.texi: Append a trailing full-stop to xrefs where needed.
8817 2000-07-26 Dave Pitts <dpitts@cozx.com>
8819 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
8821 (mvs_hash_alias): New function.
8822 (mvs_add_alias): Change argument spacing.
8823 (mvs_need_alias): Change aliasing criteria. Added documentation.
8824 (mvs_get_alias): Change to use hashed name. The hashed name prevents
8825 CSECT name collisions.
8826 (mvs_check_alias): Likewise.
8827 (handle_pragma): Change documentation.
8828 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
8829 mode from SImode to DImode.
8830 (iorhi3): Changed LTORG size for insn.
8832 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
8834 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
8835 mem if the address is a mode_dependent_address_p.
8837 2000-07-26 Kazu Hirata <kazu@hxi.com>
8839 * h8300.c (print_operand): Print ":8" when the 'R' operand is
8840 suitable for 8-bit absolute.
8841 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
8842 (OK_FOR_U): Add a case for the 8-bit constant address on the
8845 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
8847 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
8848 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
8849 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
8850 lack of implemented alignment.
8852 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
8854 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
8855 cross-compiling between 64-bit and 32-bit machines.
8857 2000-07-27 Richard Henderson <rth@cygnus.com>
8859 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
8860 (movhicc_astep, movhi_internal_astep): New.
8861 (movsicc_astep, movsi_internal_astep): New.
8862 (movdicc_astep, movdi_internal_astep): New.
8863 (movsfcc_astep, movsf_internal_astep): New.
8864 (movdfcc_astep, movdf_internal_astep): New.
8865 (movxfcc_astep, movxf_internal_astep): New.
8866 (cmovdi_internal_astep, cmovsi_internal_astep): New.
8867 Unify the cmov[ds]i splitters.
8869 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
8871 * real.c (asctoeg): Rename `error' label to unexpected_char_error
8873 2000-07-26 Nick Clifton <nickc@cygnus.com>
8875 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
8876 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
8878 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
8879 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
8881 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
8883 * c-decl.c (finish_enum): Convert enumerations that fit in an
8885 (build_enumerator): In pedantic mode, cast to `int' those that
8888 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
8890 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
8892 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8894 * sh.md (cmpgtdi_t): Must be split.
8895 (cmpgtdi_t+1): New splitter.
8897 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
8899 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
8900 warnings for indented directives even if we are skipping.
8902 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
8904 * invoke.texi (strict-prototypes): Remove.
8905 * extend.texi (Deprecated Features): Add strict-prototypes.
8906 (Backwards Compatibility): New node.
8908 2000-07-25 Jakub Jelinek <jakub@redhat.com>
8910 * config/i386/i386.md (andsi_1+1): Allow HImode.
8911 (andsi_1+2): Require q_regs_operand.
8913 2000-07-25 Jakub Jelinek <jakub@redhat.com>
8915 * config/i386/i386.md (call_pop): Check operands[0],
8916 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
8918 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
8919 (call_value): Likewise.
8921 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
8923 * toplev.c (pipe_closed): Delete.
8924 (crash_signal): New. Generate ICE for a fatal signal.
8925 (float_signal): Call crash_signal outside a float-handler
8927 (main): Install crash_signal as handler for core-dumping signals.
8929 2000-07-25 David Edelsohn <edelsohn@gnu.org>
8931 * rs6000.c (print_operand, case 'T'): New case.
8933 * rs6000.md (call_indirect_aix32): Convert to expander of
8934 scheduled instructions.
8935 (call_indirect_aix64): Likewise.
8936 (call_value_indirect_aix{32,64}): Likewise.
8937 (call, call_value): Invoke expanders for AIX. Fall through to
8939 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
8940 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
8941 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
8942 only "g" constraint.
8943 (call_nonlocal_aix64): Likewise.
8944 (call_value_nonlocal_aix{32,64}): Likewise.
8945 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
8947 (call_value_nonlocal_sysv): New pattern.
8948 (indirect_jump{si,di}): Use new 'T' modifier.
8949 (tablejump{si,di} matchers): Likewise.
8950 (return_internal_{si,di}): Likewise.
8951 (return_eh_{si,di}): Likewise.
8953 2000-07-24 Richard Henderson <rth@cygnus.com>
8955 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
8956 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
8957 * config/ia64/ia64.md (movdi_internal): Use it.
8959 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
8961 * cppexp.c: Warn about unary + if -Wtraditional.
8962 * cpplex.c (lex_line): Always set BOL on the first token of a line.
8964 2000-07-24 Michael Meissner <meissner@redhat.com>
8966 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
8969 2000-07-24 Nick Clifton <nickc@cygnus.com>
8971 * config/arm/arm.c (emit_multi_reg_push): Generate a
8972 REG_FRAME_RELEATED_NOTE that is compatable with the code in
8973 dwarf2out_debug_frame_expr.
8975 2000-07-24 Jason Merrill <jason@redhat.com>
8977 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
8978 UNALIGNED_INT_ASM_OP.
8979 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
8980 a location expression.
8981 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
8982 assume indirect access if we're saving the CFA address exactly.
8984 * Makefile.in (bootstrap): Move -BstageN/ to the end.
8986 2000-07-24 Jakub Jelinek <jakub@redhat.com>
8988 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
8991 2000-07-24 Michael Meissner <meissner@redhat.com>
8993 * invoke.texi (D30V Options): Add d30v options.
8995 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
8997 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
8998 needed by our gcse pass anymore.
8999 (free_pre_mem): Corresponding changes.
9000 (compute_pre_data): Do not call compute_transpout anymore.
9002 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
9003 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
9006 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
9007 (compute_pre_data): Do it here instead.
9009 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
9011 (pre_delete): Corresponding changes.
9013 2000-07-23 Mark Mitchell <mark@codesourcery.com>
9015 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
9016 to figure out whether or not a variable has already been emitted.
9018 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
9020 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
9021 instead of gen_call.
9023 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
9025 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
9027 2000-07-23 Kazu Hirata <kazu@hxi.com>
9029 * h8300.c: Fix formatting.
9031 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
9033 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
9034 for `long' switch expression into a plain warning.
9036 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
9037 (yylex): Don't pedwarn for "inline" in C99 mode.
9039 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
9041 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
9042 ggc_alloc): Likewise.
9043 * bb-reorder.c (dump_scope_forest_1): Likewise.
9045 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
9047 * reload.c (find_reloads_toplev): Add new parameter
9049 (find_reloads): Add new parameter to find_reloads_toplev calls.
9051 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
9053 * collect2.c (main): Typo fixed.
9054 * diagnostic.c: Typo fixed.
9055 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
9056 * eh-common.h: Typo fixed.
9057 * emit-rtl.c (start_sequence): Typo fixed.
9058 * flow.c (find_label_refs): Typo fixed.
9059 (calculate_global_regs_live): Typo fixed.
9060 (mark_regno_cond_dead): Typo fixed.
9061 (create_edge_list): Typos fixed.
9062 (verify_edge_list): Typo fixed.
9063 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
9064 * loop.c (strength_reduce): Typo in function name fixed.
9065 * rtl.h: Added comments. Typo in function name fixed.
9066 * rtlanal.c: Typo in function name fixed.
9067 (insn_dependant_p): Rename to ...
9068 (insn_dependent_p): ... this.
9069 (computed_jumo_p): Typo fixed.
9071 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9073 * system.h (__FUNCTION__): Wrap definition in #ifndef.
9075 2000-07-21 David Edelsohn <edelsohn@gnu.org>
9077 * rs6000.h (SIZE_TYPE): Define.
9079 2000-07-21 Mark Mitchell <mark@codesourcery.com>
9081 * ssa.c (rename_insn_1): Don't rename registers that are
9084 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
9086 * diagnostic.c (trim_filename, fancy_abort): Moved here from
9088 (fatal_function, set_fatal_function): Removed.
9089 (fatal): Don't prepare for or call the fatal_function.
9090 (diagnostic_lock, error_recursion): New.
9091 (diagnostic_for_decl, report_diagnostic): Guard against
9092 re-entering the error reporting routines.
9093 (fancy_abort): Assume function is not NULL.
9095 * errors.c (fancy_abort): New. Assume function is not NULL.
9096 * tradcpp.c (fancy_abort): Assume function is not NULL.
9098 * system.h: Provide default definition of __FUNCTION__.
9099 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
9100 Always use __FUNCTION__ in definition of abort.
9102 * varray.h: Likewise.
9103 * toplev.h: Likewise. Don't prototype set_fatal_function.
9105 2000-07-20 Geoff Keating <geoffk@cygnus.com>
9107 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
9109 * glimits.h: Don't do #if defined for ARCH_PPC.
9111 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
9112 constants of size no larger than a pointer should go in the TOC.
9113 Add 'MODE' parameter.
9114 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
9115 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
9116 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
9117 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
9118 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
9119 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
9120 (rs6000_legitimize_address): Likewise.
9121 (rs6000_emit_move): Likewise.
9122 (rs6000_select_rtx_section): Likewise.
9123 (output_toc): Deal properly with outputting small constants like
9124 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
9125 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
9126 MODE parameter. Put small constants in the TOC.
9128 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
9130 (rs6000_emit_move): When reload calls us with an illegitimate
9131 address, exit early. Move the change_address calls to one place
9132 at the end of the routine. Merge the SImode and DImode expanders.
9133 When called by reload to put an integer into a FP register, force
9136 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
9138 (rs6000_hash_constant): Hash mode too.
9139 (toc_hash_function): Allow for key_mode.
9140 (toc_hash_eq): Structures are different if key_mode differs.
9141 (output_toc): Add 'mode' parameter. Save key_mode.
9142 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
9143 Pass 'mode' parameter.
9144 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
9146 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
9147 for vtable references.
9149 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
9150 choice, don't put integer values in FP regs.
9152 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
9154 * flow.c (verify_flow_info): Revamp code to verify that the
9155 head and end of each basic block are in the insn chain.
9157 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
9159 * gcse.c (record_one_set): Prepend instead of append onto
9160 reg_set_table, making it O(n) instead O(n^2).
9161 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
9162 Use a queue instead of a stack as worklist.
9164 2000-07-20 Kazu Hirata <kazu@hxi.com>
9166 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
9167 * h8300.h (OK_FOR_T): New.
9168 (EXTRA_CONSTRAINT): Support OK_FOR_T.
9169 * h8300.md: Use inc/dec.[wl] for increment/decrement
9170 by 1 and 2 in HI and SI modes.
9172 2000-07-20 Jim Wilson <wilson@cygnus.com>
9174 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
9175 larger than 14 bits.
9177 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
9179 * cppmacro.c (CAN_PASTE_AFTER): New macro.
9180 (count_params): Don't set GNU_REST_ARGS on anything.
9181 (save_expansion): Set PASTE_LEFT only on tokens for which
9182 CAN_PASTE_AFTER is true, or which are named operators.
9184 * cpplex.c (parse_args): Distinguish between a rest argument
9185 given one empty argument, and a rest argument given zero arguments.
9186 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
9187 deletion of previous token based on that.
9188 (get_raw_token): Flatten some control structure.
9190 * cpplib.h (CPP_LAST_EQ): Correct.
9191 (VOID_REST): New token flag.
9192 (GNU_REST_ARGS): Delete.
9194 * tradcpp.c (main): Don't munge -D options.
9195 (make_definition): Bring -D handling in line with cpplib.
9196 (do_define): Strip all leading whitespace from macro definitions.
9198 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
9200 * Makefile.in (tradcpp): Depend on intl.o and version.o.
9202 2000-07-20 Bruce Korb <bkorb@gnu.org>
9204 * fixincl/check.tpl: strip the platform specific types before testing
9205 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
9206 * fixincl/fixincl.tpl: use platform specific types
9207 * fixincl/fixlib.h: include the platform specific types
9208 * fixincl/inclhack.def(gnu_types): don't supply the types
9209 * fixincl/fixincl.x: regen
9211 2000-07-19 Jim Wilson <wilson@cygnus.com>
9213 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
9216 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9218 * tradcpp.c (rescan): Do not recognize directives when the #
9221 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9223 Implement C++ named operators.
9225 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
9226 of operators allowed in #if and having an _EQ variant. Add
9227 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
9228 (cpp_token flags): Add NAMED_OP.
9229 (enum node_type): Add T_OPERATOR.
9230 (struct cpp_hashnode): Add code slot to value union.
9231 * cpphash.h (spec_nodes): Remove n_defined.
9233 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
9234 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
9235 (is_macro_disabled): Tweak error messages.
9237 * cpplib.c (get_define_node): Disallow all named operators as
9238 macro names. Tweak error messages.
9239 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
9241 * cppinit.c (builtin_array): Add entries for the named operators.
9242 * cppexp.c (lex): Check for CPP_DEFINED token.
9243 (priority table): Add entries for CPP_MIN and CPP_MAX.
9244 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
9246 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
9248 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
9249 larger than the array of cuids.
9250 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
9253 2000-07-19 Bruce Korb <bkorb@gnu.org>
9255 * fixinc/fixincl.c: Convert to using a table of environment variables
9256 and activate the auto-edit marker on the fixed output files.
9257 * fixinc/fixlib.h: Define the environment table
9258 * fixinc/fixincl.sh: export the ${INPUT} dir
9259 * fixinc/check.tpl: likewise
9261 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9263 * gcc.c (.h spec): Fix typo.
9265 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
9267 * Makefile.in: Fix tradcif.c path.
9269 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9271 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
9274 * cpphash.h (TOKEN_NAME): New macro.
9275 (_cpp_spell_operator): Deleted.
9276 (token_spellings): Now _cpp_token_spellings.
9278 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
9279 * cpplex.c: Use OP and TK macros when expanding the
9280 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
9281 store the stringification of the enumeration name (CPP_CHAR,
9282 etc.) in the name slot of token_spellings.
9283 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
9284 token_spellings directly.
9285 * cpplib.c: Use TOKEN_SPELL.
9287 * cpplex.c (_cpp_push_token): If the token being pushed back
9288 is the previous token in this context, just subtract one from
9290 * cppmacro.c (save_expansion): Clear aux field when storing a
9293 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9295 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
9296 buffer, provided it is not NULL.
9298 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
9300 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
9301 case of invalid volatile re-declaration.
9303 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9305 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
9306 (expand_call): Adjust caller.
9308 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
9310 * diagnostic.h (report_diagnostic): Change prototype.
9312 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
9313 diagnostic_for_decl): Change prototype.
9314 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
9315 error, warning, error_with_file_and_line,
9316 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
9317 Adjust call to report_diagnostic, diagnostic_for_decl.
9318 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
9319 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
9321 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
9322 varaible argument list.
9324 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
9326 * cpphash.c: Don't include hashtab.h. Most macro-handling code
9327 moved to cppmacro.c.
9328 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
9329 dump_hash_helper): Delete.
9330 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
9331 cpp_forall_identifiers): New. Implement specialized version of
9332 Vlad's expandable hash table.
9333 (cpp_lookup): Use new functions.
9334 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
9336 * cppmacro.c: New file.
9337 * cppinit.c (dump_macros_helper): New.
9338 (cpp_finish): Iterate over the identifier table directly.
9339 * cpplex.c (parse_name): Calculate the hash of the identifier
9340 while we scan it. Use _cpp_lookup_with_hash when we can.
9342 * cpphash.h: Update prototypes.
9343 (xcnewvec, HASHSTEP): New helper macros.
9344 * cpplib.h: Update prototypes.
9345 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
9346 (cppmacro.o): New rule.
9347 (cpphash.o): Update deps.
9349 * cppmain.c: Do not set pfile->printer if no_output is on.
9351 2000-07-15 Neil Booth <neilb@earthling.net>
9353 * cpplib.c: Change all directive-handler functions to return
9355 * cpphash.h: Update typedefs.
9357 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
9359 * configure: Regenerate.
9361 * extend.texi (Extended Asm): Mention that a memory clobber
9362 does not count as a side-effect.
9364 * unroll.c (copy_loop_body): Fix one instance of using host
9365 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
9368 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
9370 2000-07-17 Richard Henderson <rth@cygnus.com>
9372 * config/ia64/ia64.md (movdi): Split out load address code.
9373 New post-reload splitter for symbolic operands.
9374 (movdi_internal): Abort if we didn't split symbolic operands
9375 when we should have.
9376 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
9377 (ia64_reorg): Split insns when not optimizing.
9378 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
9380 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
9382 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
9383 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
9385 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
9387 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
9389 2000-07-17 Jason Merrill <jason@redhat.com>
9391 * Makefile.in (clean): Remove libgcc directory.
9393 * configure.in (-Wno-long-long check): Use higher-level macros.
9395 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
9397 * simplify-rtx.c (simplify_binary_operation): Recognize
9398 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
9399 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
9400 a CONST_INT, it will always be zero.
9402 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
9404 * loop.c (check_dbra_loop) : Return if more than one condition is
9405 present to control the loop.
9407 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
9409 * mips.c (mips_expand_prologue): Don't calculate the last argument
9410 register unless we need it. When we are calculating this, make
9411 sure FUNCTION_ARG is giving us a REG.
9413 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9415 * flow.c (libcall_dead_p): Use single_set to verify the insn
9416 has only one set and get for analysis.
9417 (propagate_one_insn): Don't pass the PATTERN of the insn.
9419 2000-07-17 Mark Klein <mklein@dis.com>
9421 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
9423 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9425 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
9426 * configure.in (TARGET_GETGROUPS_T): Evaluate.
9427 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
9428 of second argument of getgroups.
9429 * configure, config.in: Rebuilt.
9431 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
9433 * simplify-rtx.c (simplify_relational_operation): Two signed
9434 values with equal high words are less/greater than each other if
9435 their low words are less/greater when considered as unsigned.
9437 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
9439 * configure.in (vax-*-openbsd): Change to new style configuration,
9440 add collect2/float_format information.
9441 * configure: Rebuilt.
9442 * config/vax/openbsd1.h: New.
9443 * config/vax/openbsd.h: New.
9444 * config/vax/t-openbsd: New.
9446 2000-07-17 Chip Salzenberg <chip@valinux.com>
9448 * c-common.c (shorten_compare): Quiet warnings about unsigned
9449 comparisons with zero when they occur in a system header.
9451 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9453 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
9454 update to describe current practice.
9456 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
9458 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
9459 references to C9X. Change references to -fstd and -flang-isoc9x
9462 * c-common.c (scan_char_table): Allow "z" length modifiers on
9464 (check_format_info): Use TYPE_DOMAIN on the type matched against
9465 for "z" formats, to retrieve the language size_t rather than the
9468 * c-common.c (check_format_info): Do not make a pedantic objection
9469 to the 'L' length modifier if used with a floating point type
9472 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
9473 constants in C99 mode.
9475 2000-07-17 Kazu Hirata <kazu@hxi.com>
9477 * h8300.md: Fix the format of mac.
9478 (movsi_h8300hs): Output a tab after stmac instead of a space.
9480 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
9481 profitable adds/subs sequences.
9483 * fold-const.c: Fix comment typos.
9485 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
9487 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
9489 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9491 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
9493 2000-07-16 Neil Booth <NeilB@earthling.net>
9495 * cpplex.c: Update comments.
9496 * README.Portability: Small update.
9498 2000-07-16 Neil Booth <NeilB@earthling.net>
9500 * README.Portability: Small update.
9502 2000-07-15 Richard Henderson <rth@cygnus.com>
9504 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
9505 * config/ia64/ia64.c (ia64_move_ok): New function.
9506 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
9507 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
9509 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
9511 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
9512 immediately following a paste operator.
9513 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
9514 (cpp_reader_init): Call it, if HOST_EBCDIC.
9515 (cpp_handle_options): Do not sort option list here.
9516 (handle_option): Rename to cpp_handle_option and export.
9517 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
9518 _cpp_get_token directly.
9519 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
9520 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
9521 * cpplib.h: Prototype cpp_handle_option. Update prototype of
9524 2000-07-15 Richard Henderson <rth@cygnus.com>
9526 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
9527 cast around an expression. Tidy other unsigned tests.
9529 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
9531 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
9532 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
9533 (v_message_with_decl): Rename to ...
9534 (format_with_decl): ... this. Tweak
9535 (diagnostic_for_decl): New function.
9536 (fatal_io_error): Use verbatim in lieu of notice.
9537 (announce_function): Use verbatim.
9538 (default_print_error_function): Likewise.
9539 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
9542 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9544 * mips.c (function_arg_pass_by_reference): Don't do automatic
9545 aggregate initialization.
9546 (machine_dependent_reorg): Initialize variable `mode'.
9548 * mips.md (absdi2): Change variable `regno1' to unsigned int.
9549 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
9550 conflicts with sys/param.h macro of the same name.
9551 (reload_outdi): Likewise.
9553 2000-07-15 Michael Meissner <meissner@redhat.com>
9555 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
9556 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
9557 create a new node instead.
9559 2000-07-15 Neil Booth <NeilB@earthling.net>
9561 * README.Portability: Correct example about calling a function
9562 through a pointer to function. Format wide paragraphs.
9564 2000-07-15 Michael Meissner <meissner@redhat.com>
9566 * README.Portability: Update integer suffixes and function
9569 2000-07-15 Neil Booth <NeilB@earthling.net>
9571 * README.Portability: Small update.
9573 2000-07-15 Neil Booth <NeilB@earthling.net>
9575 * README.Portability: New file.
9577 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
9579 * INSTALL: Give special instructions for building GCC on Irix 6.
9580 * config/mips/x-iris6 (CC): Don't set it.
9583 2000-07-14 Jason Merrill <jason@redhat.com>
9585 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
9586 register in the stack and later in another register, use the new
9589 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
9591 * config/mips/mips.md: (absdi2): Handle sign_extend for
9594 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
9596 * cpplib.c (do_pragma_dependency): Tidy warning messages.
9598 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
9600 * .cvsignore: Correct typo.
9602 2000-07-13 Mark Mitchell <mark@codesourcery.com>
9604 * .cvsignore: Add generated YACC files.
9605 * objc/.cvsignore: New file.
9607 2000-07-14 Neil Booth <NeilB@earthling.net>
9609 * cpplex.c (adjust_column): New funcion.
9610 (skip_whitespace): Use it.
9611 (skip_block_comment): Use it, and warn about /*/* with
9614 2000-07-14 Neil Booth <NeilB@earthling.net>
9616 * cpphash.c (struct macro_info): Add new members.
9617 (_cpp_free_definition): Delete the macro directly.
9618 (count_params): Return void, with first token of
9619 expansion in struct macro_info on success.
9620 (parse_define): Return int. Hoist syntax checking from
9621 save_macro_expansion. Leave call to save_expansion to
9622 _cpp_create_definition.
9623 (alloc_macro): Needs just 2 arguments.
9624 (free_macro): Delete.
9625 (save_expansion): Don't perform syntax check.
9626 (_cpp_create_definition): Call save_expansion.
9628 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9630 * genrecog.c (write_header): Split long string.
9632 * cpphash.c (macro_info): Don't use the `signed' keyword.
9634 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
9636 2000-07-13 Jakub Jelinek <jakub@redhat.com>
9638 * calls.c (stored_args_map): New variable.
9639 (check_sibcall_argument_overlap_1): New.
9640 (check_sibcall_argument_overlap): New.
9641 (expand_call): Initialize stored_args_map.
9642 Call check_sibcall_argument_overlap.
9644 2000-07-13 Bruce Korb <bkorb@gnu.org>
9646 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
9647 (emit_gnu_type): utility procedure for gnu_type_fix
9648 (gnu_type_fix): implement various pre-processor guards around
9649 standard types so these types can be defined over and over
9650 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
9651 types alluded to above will have GNU-compliant base types
9652 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
9653 * fixinc/inclhack.def: add test_text entries and utilize the new
9654 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
9655 * fixinc/fixincl.x: regenerate
9657 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9659 * diagnostic.c (vline_wrapper_message_with_location,
9660 v_message_with_file_and_line, v_error_with_file_and_file,
9661 v_error_for_asm, v_warning_for_asm, vfatal,
9662 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
9663 vsorry, verror, vwarning, vpedwarn): Remove.
9664 (diagnostic_for_asm): New function.
9665 (pedwarn, error, warning, pedwarn_with_file_and_line,
9666 error_with_file_and_line, warning_with_file_and_line, sorry,
9667 error_for_asm, warning_for_asm, fatal): Reimplement.
9668 (finish_diagnostic): Clear diagnostic info as well.
9670 2000-07-13 Neil Booth <NeilB@earthling.net>
9672 * c-common.h (flag_digraphs): New.
9673 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
9674 * c-lex.c (yylex): Use flag_digraphs to decide whether to
9677 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
9679 * gcc.c (do_spec_1): Add new %B operator.
9680 (set_input): Prepare for %B.
9682 (link_command_spec): Move up with the other tm.h-
9683 overrideable specs. Factor out the portion conditional on
9684 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
9685 (struct compiler): Just have a single spec string. All users
9687 (default_compilers): Remove unnecessary braces.
9688 (static_specs): Update.
9690 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
9692 (C and assembly specs): Use the new named specs, as appropriate.
9694 * objc/lang-specs.h: Use the new named specs.
9695 Remove unnecessary braces.
9697 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9699 * gcc.c (execute): If a subprocess gets a fatal signal, report
9700 strsignal() of the signal number, and ask for a bug report.
9701 Do not do this for SIGPIPE if there's already been an error.
9703 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
9706 * tradcif.c: Remove.
9708 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9710 * final.c (profile_function): Do not emit profile counters in
9711 the data section, if NO_PROFILE_COUNTERS is defined.
9712 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
9715 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
9716 (FUNCTION_PROFILER): Just emit a call to mcount.
9718 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9720 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
9722 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
9723 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
9724 traditional, lang_chill, or lang_fortran.
9726 * cppfiles.c: #undef strcmp to suppress warning about macros
9727 used without arguments.
9728 (_cpp_execute_include): Use f, not fname, in "No include path"
9730 (_cpp_pop_file_buffer): New function.
9731 * cpplib.c: Don't include <sys/mman.h>.
9732 (cpp_push_buffer): Set line_base and lineno in new buffer.
9733 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
9735 * cpplex.c: Move all prototypes and structure declarations to the
9736 top of the file. Properly parenthesise some macro arguments.
9737 (cpp_scan_line): New function.
9738 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
9739 don't need to walk up the stack counting.
9741 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9743 * c-common.c (combine_strings): Emit a pedantic warning when a
9744 string length is greater than the minimum ANSI C is required
9747 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
9749 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
9750 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
9752 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9754 * c-decl.c (define_label): Warn about identifier conflicts with
9755 labels in traditional C.
9757 * c-parse.in (unop +): Warn about the unary plus operator for
9760 * c-typeck.c (store_init_value): Warn about automatic aggregate
9761 initialization for traditional C.
9763 * invoke.texi (-Wtraditional): Document new warnings.
9765 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9767 * Makefile.in (c-errors.o): Fix thinko in dependency.
9769 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9771 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
9772 -traditional, -ftraditional, or -traditional-cpp was given.
9773 Do not pass -traditional to the preprocessor.
9774 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
9775 preprocessor does it automatically.
9776 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
9778 * ch/lang-specs.h: Always use tradcpp. Do not pass
9779 -traditional, -trigraphs, or -pedantic to the preprocessor.
9780 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
9783 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9785 * cppexp.c (LOGICAL): Delete macro.
9786 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
9789 * cpphash.c (HASHSIZE): Increase to 4096.
9790 (struct hashdummy): Add hash field.
9791 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
9792 the string values using memcmp.
9793 (cpp_lookup): Set dummy.hash.
9795 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
9797 * configure.in (m88k-openbsd): Express configuration using new fragment
9799 * configure: Rebuilt.
9800 * m88k/aout-dbx.h: New.
9801 * m88k/openbsd.h: New.
9802 * m88k/xm-openbsd.h: New.
9804 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9806 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
9808 2000-07-12 Richard Henderson <rth@cygnus.com>
9810 * reload.c (push_secondary_reload): Make sure to add the new
9811 reload at the end, after acquiring secondary memory.
9813 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9815 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
9817 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
9818 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
9820 * c-parse.in (stmt): Delete unused variables.
9822 * convert.c (convert_to_vector): Likewise.
9824 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
9826 * tree.c (finish_vector_type): Prototype.
9828 2000-07-12 Bruce Korb <bkorb@gnu.org>
9830 * fixinc/fixfixes.c: use xmalloc
9831 * fixinc/fixincl.c(initialize): set program name for xmalloc
9832 * fixinc/fixlib.c(must_malloc): obsolete
9833 (is_cxx_header): no longer used - disabled
9834 (skip_quote): inserted and disabled for future use
9835 * fixinc/fixlib.h: reflects above
9836 * fixinc/fixtests.c: removed dinkleberries
9838 2000-07-12 Neil Booth <NeilB@earthling.net>
9840 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
9841 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
9843 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
9844 struct toklist_dummy): New.
9845 (cpp_free_definition): Free macros with free_macro.
9846 (count_params): Don't save paramter spellings. Save macro
9847 information in a struct macro_info.
9848 (parse_define): Don't allocate a token list.
9849 (save_expansion): Allocate the macro's token list, and
9850 save parameter spellings if necessary. Use TOKEN_SPELL.
9851 (cpp_create_definition): Make list const.
9853 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9855 * c-typeck.c (pedwarn_c99): Move to
9856 * c-errors.c: ... Here.
9857 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
9858 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
9859 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
9860 (c-errors.o): List dependency.
9862 2000-07-12 Mark Mitchell <mark@codesourcery.com>
9864 * c-parse.c: Remove.
9865 * c-parse.h: Likewise.
9866 * c-parse.y: Likewise.
9867 * objc/objc-parse.c: Likewise.
9868 * objc/objc-pasre.y: Likewise.
9870 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
9872 * gcc.texi: Fix minor typos
9873 * extend.texi: Fix minor typos
9875 2000-07-11 Marc Espie <espie@openbsd.org>
9877 * collect2.c (main): Recognize .lo as object files.
9879 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9881 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
9884 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
9885 with MAP_ANONYMOUS and MAP_ANON.
9886 * configure, config.in: Rebuilt.
9888 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9890 * diagnostic.c (save_output_state): Remove.
9891 (restore_output_state): Likewise.
9892 (clear_text_info): New function.
9893 (clear_diagnostic_info): Likewise.
9894 (output_text_length, is_starting_newline, output_prefix,
9895 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
9896 prefixing_policy, output_buffer_ptr_to_format_args): New macros
9897 (set_real_maximum_length, output_set_maximum_length,
9898 output_set_prefix, output_get_prefix, output_set_maximum_length,
9899 output_destroy_prefix, init_output_buffer,
9900 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
9901 output_add_newline, output_add_character, output_add_space,
9902 output_append_r, output_append, wrap_text, output_format,
9903 output_do_printf, output_printf, output_do_verbatim,
9904 output_verbatim, verbatim): Use them.
9905 (output_clear): Split into cleat_text_info and
9906 clear_diagnostic_info.
9907 (struct output_state): Move to...
9909 * diagnostic.h: ...Here
9910 (struct output_buffer): Adjust.
9912 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
9914 * cpplex.c (parse_name): No longer inline (premature optimization).
9915 (do_pop_context): Fold into pop_context.
9916 (pop_context): Returns int.
9917 (lex_next): Hoist test for end of directive into pop_context.
9918 (push_macro_context): Returns int; takes just reader and token.
9919 Hoist test for excessive nesting to caller.
9920 (push_arg_context): Returns void; takes just reader and token.
9921 Do not call stringify_arg or get_raw_token.
9922 (get_raw_token): Convert tail recursion through push_arg_context
9923 to a loop at this level. Call stringify_arg here if appropriate.
9924 (maybe_paste_with_next): Convert tail recursion to a while loop.
9925 Hoist test of paste_level to caller.
9927 (stringify_arg): Push arg context at beginning.
9928 (cpp_get_token): Split out core into _cpp_get_token. Call
9929 process_directive here. Throw away CPP_PLACEMARKER tokens.
9930 (_cpp_get_token): Convert tail recursion through
9931 push_macro_context to a loop at this level.
9932 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
9933 _cpp_get_raw_token): Use _cpp_get_token.
9934 (_cpp_skip_rest_of_line): Drop the context stack directly; do
9935 not call pop_context.
9936 (_cpp_run_directive): Call lex_next directly.
9938 * cpphash.h: Prototype _cpp_get_token.
9939 * cppexp.c (lex): Use it.
9940 * cpphash.c (parse_define): Use it.
9941 * cpplib.c (get_define_node, do_undef, parse_include,
9942 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
9943 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
9944 parse_ifdef, validate_else): Use it.
9945 (cpp_push_buffer): Tweak error message; abort if anyone tries
9946 to push a buffer while macro expansions are stacked.
9948 2000-07-11 Donn Terry <donnte@microsoft.com>
9950 * cpplex.c (free_macro_args, save_token): Cast arg of free
9951 and/or xrealloc to PTR.
9952 (_cpp_init_input_buffer): Clear all fields of the base context.
9954 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
9956 * gensupport.c (process_rtx): Make rtl checking stop
9957 complaining about the define_insn while it is being
9958 converted from a define_insn_and_split.
9960 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
9962 * config/mips/mips.c (simple_memory_operand): Access the
9963 INTVAL of the address, not it's containing MEM.
9965 2000-07-11 Bruce Korb <bkorb@gnu.org>
9967 * fixinc/fixtests.c(double_slash): obsolete
9968 (else_endif_label): likewise
9969 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
9970 (libc1_ifdefd_memx): correct initial comment
9971 and omit the #if/#endif pair from the memxxx declarations
9972 * fixinc/fixincl.x: regen
9974 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9976 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
9978 2000-07-11 Neil Booth <NeilB@earthling.net>
9982 2000-07-11 Neil Booth <NeilB@earthling.net>
9984 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
9985 (handle_option): Set digraphs according to standard.
9986 Merge OPT_lang_c89 handler with OPT_std_c89.
9988 * cpplex.c: (lex_line, can_paste): Honour digraphs in
9989 accordance with the digraphs flag.
9991 * cpplib.h: (struct cpp_options): New option digraphs.
9993 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
9994 Bruce Korb <bkorb@gnu.org>
9996 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
9997 * fixinc/fixincl.x: Regenerate.
9998 * fixinc/tests/base/testing.h: Add testcase.
10000 2000-07-10 Richard Henderson <rth@cygnus.com>
10002 * config/ia64/ia64.c (got_symbolic_operand): New.
10003 (symbolic_operand, move_operand): Revert 0701 change.
10004 * config/ia64/ia64.h (PREDICATE_CODES): Update.
10005 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
10006 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
10007 split the offset into a 14-bit low part instead of a 13-bit low part.
10008 (load_fptr): Mark the mem as unchanging.
10009 (load_symptr): Use got_symbolic_operand.
10011 2000-07-10 Nick Clifton <nickc@cygnus.com>
10013 * libgcc2.c (next_stack_level): Cast result of computation to
10014 (void **) so that the assignment does not generate a warning.
10016 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
10018 * flags.h : Add new variable flag_single_precision_constant.
10019 * toplev.c (display_help) : Add -fsingle-precision-constant option.
10020 (flag_single_precision_constant): New.
10021 * c-lex.c (yylex): Convert floating point constant to single
10022 precision constant.
10023 * invoke.texi : Add documentation for this new option.
10025 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10027 * diagnostic.c (output_octal): Second parameter is unsigned.
10028 (output_long_octal): Likewise.
10029 (output_hexadecimal): Likewise.
10030 (output_long_hexadecimal): Likewise.
10031 (output_format): Adjust arguments extraction. Tweak.
10032 (output_verbatim, verbatim): End variable argument list.
10033 (report_diagnostic): Improve documentation.
10035 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
10037 * c-common.h (build_stmt): Declare.
10038 (build_continue_stmt): Likewise.
10039 (build_break_stmt): Likewise.
10040 (build_return_stmt): Likewise.
10042 * c-decl.c (do_case): Rewrite to do what previously done in
10045 * c-semantics.c (build_stmt): Define.
10046 (build_return_stmt): Likewise.
10047 (build_break_stmt): Likewise.
10048 (build_continue_stmt): Likewise.
10049 (build_case_label): Likewise.
10051 * c-parse.in (BREAK): Change to build tree, then generate RTL.
10052 (CONTINUE): Likewise.
10053 (RETURN): Likewise.
10055 (DEFAULT): Likewise.
10057 * c-parse.y: Regenerate.
10058 * c-pasre.c: Likewise.
10060 2000-07-09 Jason Merrill <jason@redhat.com>
10062 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
10064 * tree.h (STRIP_NOPS): Check for error_mark_node.
10065 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
10066 (dwarf2out_*): Remove duplicate declarations.
10068 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
10069 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
10071 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10073 * diagnostic.c (wrap_text): New function.
10074 (maybe_wrap_text): Likewise.
10075 (output_add_string): Use it.
10076 (output_format): Likewise.
10077 (count_error): Use verbatim instead of notice.
10078 (report_error_function): Likewise. Don't use plain fprintf.
10079 (finish_diagnostic): New function.
10080 (output_do_verbatim): Tweak. Commonalize functionalities in
10081 output_verbatim and verbatim.
10082 (output_verbatim): Adjust.
10083 (verbatim): Likewise.
10084 (report_diagnostic): Define.
10086 * diagnostic.h (report_diagnostic): Prototype.
10088 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
10090 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
10092 2000-07-09 Neil Booth <NeilB@earthling.net>
10094 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
10095 IShspace, ISspace: Update.
10097 * cppinit.c: ISTABLE: Update.
10100 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
10101 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
10102 (skip_block_comment, skip_line_comment, parse_string,
10103 lex_line): Use is_vspace rather than IS_NEWLINE.
10104 (skip_whitespace, lex_line): Clean up to use is_nvspace.
10105 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
10107 (lex_next): Unconditionally stop if within a directive.
10108 Treat directives within macro invocations as directives
10109 (after parse_args emits error), not as the argument.
10111 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
10113 * diagnostic.c (diagnostic_args): New macro.
10114 (diagnostic_msg): Likewise.
10115 (output_formatted_integer): Likewise.
10116 (output_state): New data type.
10117 (digit_buffer): Make global.
10118 (output_add_integer): Rename to output_decimal. Squeeze
10120 (output_long_decimal, output_unsigned_decimal,
10121 output_long_unsigned_decimal, output_octal, output_long_octal,
10122 output_hexadecimal, output_long_hexadecimal): New functions.
10123 (output_append_r): New function.
10124 (output_append): Tweak.
10125 (output_flush_on): Rename to output_to_stream.
10126 (output_format): Change prototype. Improve documentation. Handle
10127 more format specifiers.
10128 (build_location_prefix): Rename to context_as_prefix.
10129 (output_notice): Rename to output_do_printf.
10130 (output_printf): Tweak.
10131 (line_wrapper_printf): Likewise.
10132 (vline_wrapper_message_with_location): Adjust call to renamed
10134 (v_message_with_decl): Likewise.
10135 (default_print_error_function): Likewise.
10136 (save_output_state): New function.
10137 (restore_output_state): Likewise.
10138 (output_do_verbatim): Likewise.
10139 (output_verbatim): Define.
10140 (verbatim): Likewise.
10142 * diagnostic.h (printer_fn): Change return type from void to int.
10143 Improve documentation.
10144 (output_add_integer): Rename to output_decimal.
10145 (output_flush_on, output_format): Don't export.
10146 (output_verbatim, verbatim): Declare.
10148 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
10150 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
10151 Check whether c divides op1 exactly if operation is not
10154 2000-07-08 Richard Henderson <rth@cygnus.com>
10156 * final.c (final): Do not abort when reg-stack introduces
10159 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
10161 * cpplib.h (struct cpp_name): Now struct cpp_string.
10162 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
10163 CPP_HEADER_NAME): Change to type S.
10164 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
10165 field, a cpp_hashnode *. All references to val.name updated
10166 to use val.str or val.node as appropriate.
10167 (struct cpp_reader): Add spec_nodes field.
10168 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
10170 * cpphash.h (struct spec_nodes): New.
10171 (enum spell_type): Reorder. Only SPELL_STRING tokens use
10172 val.str. All references to 'spelling > SPELL_NONE' updated to
10175 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
10176 pfile->buffer->inc are not NULL before dereferencing them.
10178 * cpplex.c (parse_name): Take a pointer to the current token,
10179 plus current position and limit as args; return the new
10180 position; don't copy the text of a name into the string
10181 buffer, instead call cpp_lookup and store the node pointer.
10182 If extending a token, copy out the text of the old into a
10183 scratch buffer, append the new, look that up and store the new
10184 node pointer. Inline.
10185 (maybe_paste_with_next): If the result of paste is a NAME,
10186 then look up the pasted text and store its node pointer.
10187 (lex_line): Adjust for new parse_name interface.
10188 Check for L"str", L'str' using spec_nodes->n_L.
10189 (spell_token): SPELL_IDENT tokens have their spelling in
10190 val.node->name. Handle SPELL_STRING tokens that don't have
10192 (_cpp_expand_name_space,
10193 (can_paste): Check for L ## "str" using spec_nodes->n_L.
10194 (cpp_get_token, special_symbol): No need to call cpp_lookup.
10195 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
10196 return 1=equal 0=not, not a tristate.
10198 * cpphash.c (var_args_str): Delete.
10199 (find_param): Compare node fields directly.
10200 (is__va_args__): Use CPP_PEDANTIC. Just compare
10201 token->val.node with spec_nodes->n__VA_ARGS__.
10202 (dump_funlike_macro): Don't use var_args_str.
10204 * cpplib.c (_cpp_check_directive): Just walk through
10205 spec_nodes->dirs comparing pointers.
10206 (get_define_node, do_pragma_poison, detect_if_not_defined,
10207 parse_ifdef): The identifier has already been looked up.
10208 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
10210 (do_if): Only call detect_if_not_defined at beginning of file.
10211 (_cpp_parse_assertion): Only copy string pointers for
10212 SPELL_STRING tokens.
10213 (pragma_dispatch): Take a node pointer and examine its name
10215 (_cpp_init_stacks): Also initialize the spec_nodes structure.
10217 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
10219 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
10220 reverse order from the corresponding _cpp_init_* routines.
10222 * cppexp.c (parse_number, parse_charconst, parse_defined,
10223 lex): Check val.node->type instead of calling cpp_defined.
10224 Use spec_nodes entries where appropriate.
10226 * fix-header.c, scan-decls.c: Update for interface changes.
10228 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
10230 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
10231 emitting aux_truncdfsf2.
10233 2000-07-03 Donn Terry (donnte@microsoft.com)
10235 * cppinit.c (print_help): split overlong line into ISO C89
10238 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10240 * cppexp.c: Update all code for new lexer interface.
10241 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
10242 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
10243 * cpplex.c (token_names): Trim leading CPP_ from names; make
10244 the strings unsigned.
10245 (_cpp_spell_operator): New.
10246 (is_macro_disabled): Disable all macros if rescanning
10248 (_cpp_get_directive_token): Remove.
10250 * cppinit.c: Don't set no_macro_expand.
10251 * cpplib.c (read_line_number, do_line): Check only for EOF,
10253 * cpphash.h: Update prototypes.
10254 * cpplib.h (CPP_VSPACE): Remove.
10255 (struct cpp_reader): Remove no_macro_expand.
10257 2000-07-08 Neil Booth <NeilB@earthling.net>
10259 * cpphash.c (is__va_args__): New function.
10260 (count_params): Fix line reported in error messages. Use
10261 is__va_args__. Don't return ')' on error. Flag GNU style
10262 rest args macro definitions.
10263 (parse_define): Check macro name is not __VA_ARGS__.
10264 (save_expansion): Check identifier in non-varargs-macro is
10265 not __VA_ARGS__. Don't flag GNU_VARARGS.
10266 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
10267 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
10268 than per-token GNU_VARARGS.
10269 * cpplib.h (GNU_VARARGS): Remove.
10270 (GNU_REST_ARGS): New.
10272 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10274 * i386.md (call_pop, call, call_value_pop): Do not set
10275 current_function_uses_pic_offset_table for calls to static
10276 functions or indirect calls.
10278 2000-07-07 Jim Wilson <wilson@cygnus.com>
10280 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
10281 is_predicate_reg, then take max write_count of register pair.
10283 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10285 * tradcpp.c (main): Rename label `include' to `add_include' to
10286 avoid conflicts with variable `include' in traditional C.
10288 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10290 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
10292 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10294 * sibcall.c (uses_addressof): Add INMEM argument, check for
10295 current_function_internal_arg_pointer outside of MEM rtxs in addition
10297 (sequence_uses_addressof): Update caller.
10299 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10301 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
10304 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10306 * system.h (UNION_INIT_ZERO): New macro for initializing union
10307 members in structs.
10309 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
10311 2000-07-07 Neil Booth <NeilB@earthling.net>
10313 * cpp.texi: Update.
10315 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
10317 * final.c (final): Detect out of bounds array access to
10318 the insn_lengths array.
10320 2000-07-07 Kazu Hirata <kazu@hxi.com>
10322 * fold-const.c (fold): Fix a comment typo.
10324 2000-07-07 Neil Booth <NeilB@earthling.net>
10326 * cpp.texi: Update to new lexer.
10328 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10330 * tradcpp.c: New file.
10331 * tradcif.y: New file.
10332 * tradcif.c: New generated file.
10334 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
10335 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
10336 dependencies of C. Install tradcpp from install-common, in
10339 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10341 * cppinit.c: Include cppdefault.h. Refer to
10342 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
10343 to GCC_INCLUDE_DIR and its length.
10344 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
10345 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
10346 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
10348 (include_defaults_array): Move to cppdefault.c.
10350 * cppdefault.h: New file.
10351 * cppdefault.c: New file.
10353 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
10354 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
10355 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
10358 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10360 * reload.c (push_reload): When seeing if can reuse a register,
10361 check extra registers against widest of INMODE and OUTMODE.
10363 2000-07-06 Neil Booth <NeilB@earthling.net>
10365 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
10366 based on full length of predicate.
10368 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
10370 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
10371 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
10373 2000-07-05 Kazu Hirata <kazu@hxi.com>
10375 * h8300-proto.h: Fix formatting.
10376 * h8300.c: Likewise.
10377 * h8300.h: Likewise.
10379 2000-07-05 Jim Wilson <wilson@cygnus.com>
10381 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
10384 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
10386 * invoke.texi: Fix minor typos
10387 * md.texi: Fix minor typos
10389 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
10391 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
10393 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
10395 * cpplex.c: Don't include sys/mman.h.
10396 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
10398 * cpplib.c: Include sys/mman.h and obstack.h.
10399 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
10401 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
10402 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
10403 bother freeing if stack entries (they will be freed with their buffer).
10404 (do_endif): Free if stack entries from the buffer obstack.
10405 (push_conditional): Allocate if stack entries from the buffer obstack.
10407 (find_answer): Rename to _cpp_find_answer.
10408 (do_assert, do_unassert): Update.
10410 * cpphash.h: Update prototypes.
10411 (xobnew): New convenience macro.
10412 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
10414 (struct cpp_hashnode): Remove disabled field.
10416 * cppinit.c: Don't include hashtab.h or splay-tree.h.
10417 (report_missing_guard): Moved to cppfiles.c.
10418 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
10420 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
10421 cpp_cleanup_includes. Don't destroy hashtab or
10422 all_include_files here.
10423 (cpp_finish): Use _cpp_report_missing_guards.
10425 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
10426 (_cpp_init_include_table): Rename _cpp_init_includes.
10427 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
10429 * cppexp.c (parse_assertion): Update for new name of
10432 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
10434 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
10436 * cpplib.c (do_ident): s/VSPACE/EOF/
10438 2000-07-05 Neil Booth <NeilB@earthling.net>
10440 * cpplex.c: Fix trigraph replacement within strings.
10442 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10444 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
10446 * xcoffout.c (assign_type_number): Constify.
10447 (xcoffout_source_file): Add static prototype. Don't needlessly
10448 cast away const-ness.
10450 2000-07-04 Jason Merrill <jason@redhat.com>
10452 * frame.h (frame_state): Move base_offset to end.
10454 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
10456 * calls.c (emit_library_call_value_1): Revert previous change.
10458 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
10460 * fix-header.c (struct partial_proto): Remove unnecessary fields.
10461 (recognized_extern, recognized_function, read_scan_file):
10462 Update for new scheme.
10463 (check_protection): It's still a multiple include guard even
10464 if it doesn't always trigger.
10465 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
10467 * scan.h: Declare struct cpp_token. Update prototypes.
10469 2000-07-03 Neil Booth <neilb@earthling.net>
10470 Zack Weinberg <zack@wolery.cumb.org>
10472 Complete overhaul of the lexer and macro expander.
10474 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
10475 arg, arglist, argdata, reflist, collect_objlike_expansion,
10476 collect_funlike_expansion, collect_params,
10477 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
10478 unsafe_chars, macarg, compare_defs, special_symbol,
10479 scan_arguments, stringify, funlike_macroexpand,
10480 _cpp_quote_string, monthnames): Delete.
10481 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
10482 _cpp_create_definition, _cpp_dump_definition,
10483 dump_hash_helper): Adjust.
10484 (find_param, count_params, parse_define, var_args_str,
10485 check_macro_redefinition, save_expansion): New.
10487 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
10488 parse_string, output_line_command, trigraph_replace,
10489 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
10490 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
10491 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
10492 _cpp_skip_rest_of_line): Modify.
10494 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
10495 find_position, null_warning, bump_column, expand_name_space,
10496 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
10497 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
10498 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
10499 _cpp_prescan): Delete.
10501 (dump_param_spelling, process_directive, lex_next,
10502 is_macro_disabled, stringify_arg, expand_context_stack,
10503 output_token, make_string_token, alloc_number_token,
10504 special_symbol, duplicate_token, maybe_paste_with_next,
10505 can_paste, prevent_macro_expansion, restore_macro_expansion,
10506 get_temp_token, release_temp_tokens, quote_string,
10507 token_names, token_spellings, _cpp_expand_name_space,
10508 _cpp_glue_header_name, _cpp_reserve_name_space,
10509 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
10510 placemarker_token, eof_token, cpp_context, macro_args,
10511 get_raw_token, parse_arg, parse_args, save_token,
10512 push_arg_context, push_macro_context, pop_context,
10513 do_pop_context, free_macro_args, _cpp_get_line,
10514 _cpp_run_directive): New.
10516 * cpplib.c (validate_else, parse_include, push_conditional,
10517 pass_thru_directive, read_line_number, parse_ifdef,
10518 detect_if_not_defined, _cpp_check_directive, do_define,
10519 do_undef, do_include, do_import, do_include_next, do_error,
10520 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
10521 top_pragmas, do_pragma_gcc, do_pragma_implementation,
10522 do_pragma_poison, do_pragma_system_header,
10523 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
10524 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
10525 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
10526 cpp_defined): Update for new scheme.
10527 (strtoul_for_line, get_define_node, dump_macro_name,
10528 _cpp_check_linemarker, _cpp_parse_assertion): New.
10529 (_cpp_handle_directive, do_pragma_default): Delete.
10531 * cpphash.h (struct predicate): Now struct answer.
10532 (enum spell_type, struct token_spelling, struct directive,
10533 directive_handler): New.
10534 Update prototypes. Remove unused macros.
10535 * cpplib.h: Update prototypes. Remove unused macros,
10536 structure definitions, and fields.
10538 * cpperror.c (print_containing_files, v_message): Adjust.
10539 * cppexp.c (parse_assertion, lex, parse_escape,
10540 _cpp_parse_expr): Adjust.
10541 * cppfiles.c (open_include_file, _cpp_execute_include,
10542 _cpp_compare_file_date, cpp_read_file, read_include_file):
10544 * cppinit.c (dump_special_to_buffer): Delete.
10545 (append_include_chain, merge_include_chains, cpp_reader_init,
10546 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
10547 cpp_finish, handle_option, print_help): Adjust.
10548 * cppmain.c (main): Adjust.
10550 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
10552 * cppspec.c (lang_specific_driver): Use double quotes in error
10555 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
10557 * calls.c (emit_library_call_value_1): Use valreg instead
10558 of hard_libcall_value.
10560 2000-07-03 Geoff Keating <geoffk@cygnus.com>
10562 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
10563 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
10564 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
10572 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
10573 mode instead of wider_mode is being used.
10575 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10577 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
10578 of 'r'. Use q_regs_operand.
10579 (andsi_1+2): Use q_regs_operand.
10581 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10583 * builtins.c (get_memory_rtx): Always put into alias set 0.
10585 2000-07-03 Nick Clifton <nickc@cygnus.com>
10587 * config/arm/arm.md: Fix post increment and pre increment
10588 peepholes so that they do not generate UNPREDICATBLE opcodes.
10589 (ie ones where the increment clobbers the source/destination).
10591 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
10593 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
10594 change too big for -mtiny-stack" a warning, if larger than 63.
10595 (out_set_stack_ptr): Change the logic so -mno-interrupts is
10596 always safe to use on possible future devices.
10597 (function_prologue): Write SPH before SPL, for consistency.
10598 If interrupt_func_p true, we know we have enabled interrupts.
10599 (avr_num_arg_regs): New function. Round up to even number of
10600 bytes if no -mpack-args or if calling a libgcc function.
10601 (function_arg, function_arg_advance): Use it.
10602 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
10603 Output "movw" if available.
10604 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
10605 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
10606 (asm_output_section_name): Add blanks for consistent output.
10607 (encode_section_info): Set TREE_READONLY for progmem data to
10608 avoid gas warnings about changed section attributes.
10609 (avr_hard_regno_mode_ok): Force non-QImode data to start in
10610 even numbered registers on devices with "movw".
10611 * config/avr/avr.h (MASK_*): Define bits for target_flags.
10612 (TARGET_SWITCHES): Mark help strings for translation.
10613 Add new -mpack-args and -menhanced switches.
10614 (TARGET_OPTIONS): Mark help strings for translation.
10615 (progmem_section): Add section attributes.
10616 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
10617 Output "movw" if available.
10618 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
10620 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
10621 call convention (arguments aligned on even registers).
10622 (_cleanup, _exit): Make weak symbols libc can override.
10624 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10626 * fp-bit.h: New file.
10628 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
10629 Comment #endif statements.
10630 (__thenan_sf, __thenan_df): Add missing braces around initializer.
10632 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
10634 * gcse.c (compute_pre_data): Compute ae_kill using other local
10635 properties instead of calling compute_ae_kill.
10637 * alias.c (init_alias_analysis): Do not call
10638 prologue_epilogue_contains until after reload has completed.
10640 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
10642 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
10643 (genrtl_finish_compound_stmt): Likewise.
10644 (genrtl_compound_stmt): Change to return void.
10646 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
10647 move code from here to ...
10648 (genrtl_compound_stmt): ... here.
10649 (genrtl_finish_compound_stmt): Remove.
10650 (expand_stmt): Add comment.
10652 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
10654 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
10657 2000-07-02 Jakub Jelinek <jakub@redhat.com>
10659 * cpplib.h (struct cpp_reader): New field include_depth.
10660 (struct cpp_printer): Rename last_bsd to last_id.
10661 * cppfiles.c (read_include_file): Bump include_depth.
10662 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
10663 (output_line_command): Output correct #line if a header
10664 is including itself and is not protected against multiple inclusion.
10665 Use include_depth instead of buffer_stack_depth, last_id instead of
10667 * cppinit.c (cpp_start_read): Initialize last_id instead of
10670 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
10672 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
10673 (c-semantics.o): New target.
10675 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
10676 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
10677 (genrtl_clear_out_block): Likewise.
10678 (genrtl_goto_stmt): Likewise.
10679 (genrtl_expr_stmt): Likewise.
10680 (genrtl_decl_stmt): Likewise.
10681 (genrtl_if_stmt): Likewise.
10682 (genrtl_while_stmt): Likewise.
10683 (genrtl_do_stmt): Likewise.
10684 (genrtl_return_stmt): Likewise.
10685 (genrtl_for_stmt): Likewise.
10686 (genrtl_break_stmt): Likewise.
10687 (genrtl_continue_stmt): Likewise.
10688 (genrtl_scope_stmt): Likewise.
10689 (genrtl_switch_stmt): Likewise.
10690 (genrtl_case_label): Likewise.
10691 (genrtl_begin_compound_stmt): Likewise.
10692 (gerntl_finish_compound_stmt): Likewise.
10693 (genrtl_compound_stmt): Likewise.
10694 (genrtl_asm_stmt): Likewise.
10695 (genrtl_decl_cleanup): Likewise.
10696 (DECL_ANON_UNION_ELEMS): Likewise.
10697 (emit_local_var): Likewise.
10698 (make_rtl_for_local_static): Likewise.
10699 (expand_cond): Likewise.
10700 (expand_stmt): Likewise.
10701 (c_expand_return): Likewise.
10702 (c_expand_start_case): Likewise.
10703 (do_case): Likewise.
10704 (COMPOUND_STMT_NO_SCOPE): Likewise.
10705 (c_expand_asm_operands): Likewise.
10706 (NEW_FOR_SCOPE_P): New macro.
10707 (expand_expr_stmt_fn): New type.
10709 (set_current_function_name_declared): Likewise.
10710 (current_function_name_declared): Likewise.
10711 (lang_expand_stmt): Likewise.
10712 (stmts_are_full_exprs_p): Likewise.
10713 (anon_aggr_type_p): Likewise.
10714 (lang_expand_expr_stmt): Likewise.
10715 (build_case_label): Likewise.
10717 * c-decl.c (lang_expand_expr_stmt): Initialize.
10718 (stmts_are_full_exprs_p): Define.
10719 (current_function_name_declared): Likewise.
10720 (do_case): Likewise.
10721 (lang_expand_stmt): Likewise.
10722 (set_current_function_name_declared): Likewise.
10723 (anon_aggr_type_p): Likewise.
10725 * c-semantics.c: New file.
10726 (expand_cond): Moved from cp/semantics.c.
10727 (genrtl_do_pushlevel): Likewise.
10728 (genrtl_clear_out_block): Likewise.
10729 (genrtl_goto_stmt): Likewise.
10730 (genrtl_expr_stmt): Likewise.
10731 (genrtl_decl_stmt): Likewise.
10732 (genrtl_if_stmt): Likewise.
10733 (genrtl_while_stmt): Likewise.
10734 (genrtl_do_stmt): Likewise.
10735 (genrtl_return_stmt): Likewise.
10736 (genrtl_for_stmt): Likewise.
10737 (genrtl_break_stmt): Likewise.
10738 (genrtl_continue_stmt): Likewise.
10739 (genrtl_scope_stmt): Likewise.
10740 (genrtl_switch_stmt): Likewise.
10741 (genrtl_case_label): Likewise.
10742 (genrtl_begin_compound_stmt): Likewise.
10743 (genrtl_finish_compound_stmt): Likewise.
10744 (genrtl_compound_stmt): Likewise.
10745 (genrtl_asm_stmt): Likewise.
10746 (genrtl_decl_cleanup): Likewise.
10747 (make_rtl_for_local_static): Moved from cp/decl.c.
10748 (emit_local_var): Likewise.
10749 (expand_stmt): Define.
10751 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
10752 (c_expand_return): Likewise.
10753 (c_expand_start_case): Likewise.
10755 2000-07-01 Richard Henderson <rth@cygnus.com>
10757 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
10758 with the low 13 bits set.
10759 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
10760 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
10761 of the low 13 bits into a CONST plus an adddi3.
10762 (load_symptr): Set RTX_UNCHANGING_P.
10764 See ChangeLog.3 for earlier changes.