1 2001-10-23 Release Manager
5 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
7 * doc/gcc.texi (Sending Patches): Remove.
9 2001-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
11 * doc/gcc.1: Regenerate.
13 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
15 * c-tree.texi: Eliminate duplicated word.
17 * install.texi: Likewise.
18 * invoke.texi: Likewise.
21 2001-10-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
24 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES.
26 2001-10-13 Craig Rodrigues <rodrigc@gcc.gnu.org>
28 * doc/invoke.texi: Remove -fvtable-gc.
29 * doc/gcc.1: Likewise.
31 2001-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
33 * doc/cpp.1, doc/gcc.1, doc/gcov.1: Regenerate.
35 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
37 * unroll.c (loop_iterations): Extend check for multiple back edges.
39 2001-10-11 Mark Mitchell <mark@codesourcery.com>
43 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
45 * unroll.c (loop_iterations): Ignore insns generated by loop
47 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
48 * unroll.c (loop_iterations): Extend check for multiple back edges.
50 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
52 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
53 (Thanks to Chris Faylor for suggesting macro name).
54 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
56 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
57 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
58 (MATH_LIBRARY): Undef before definition.
59 (OUTPUT_QUOTED_STRING): Likewise.
60 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
62 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
65 * unroll.c (loop_iterations): Ignore insns generated by loop
68 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
70 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
72 * config/float/i32.h: Likewise.
73 * config/float-i386.h: Likewise.
74 * config/float-i64.h: Likewise.
75 * config/float-m68k.h: Likewise.
76 * config/float-sh.h: Likewise.
77 * config/float-sparc.h: Likewise.
79 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
81 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
84 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
86 * doc/c-tree.texi, doc/extend.texi, doc/install.texi, doc/md.texi,
87 doc/rtl.texi, doc/tm.texi: Consistently use "nonzero" instead of
90 2001-10-09 Kazu Hirata <kazu@hxi.com>
92 * doc/cpp.texi: Fix typos.
93 * doc/c-tree.texi: Likewise.
94 * doc/extend.texi: Likewise.
95 * doc/invoke.texi: Likewise.
96 * doc/objc.texi: Likewise.
98 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
100 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
102 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
104 * doc/cpp.texi: Update.
106 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
108 * cppmacro.c (_cpp_create_definition): Leave comments off.
109 * cpplex.c (_cpp_lex_token): Don't save comments if skipping.
111 * doc/cpp.texi: Update.
113 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
115 * unroll.c (loop_iterations): Extend check for multiple back edges.
117 2001-10-08 Jeffrey A Law <law@cygnus.com>
119 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
120 purge_mem_unchanging_flag on all instructions, not just on those
121 before NOTE_INSN_FUNCTION_BEG.
123 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
125 * doc/gcc.texi: Fix spelling error of "separate" as "seperate".
127 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
129 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
130 NULL_TREE inside @code.
132 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
134 * doc/gcc.texi: Document consistent style of "32-bit",
135 "Objective-C", and "@code{NULL}".
137 2001-10-05 Richard Henderson <rth@redhat.com>
139 * i386.md (movsi_xor): Export.
140 (setcc peep2): Use it when available.
142 2001-10-05 Richard Henderson <rth@redhat.com>
144 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
145 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
146 the gas section-name-as-label feature.
148 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
150 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patch which
153 Thu Oct 4 16:18:12 CEST 2001 Jan Hubicka <jh@suse.cz.
155 * i386.c (setcc peep2): Do not use clobber of flags.
157 2001-10-02 Zack Weinberg <zack@codesourcery.com>
159 * gcc.c (main): Set this_file_error if the appropriate
160 compiler for a language has not been installed.
162 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
164 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
165 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
166 later recursive make invocation.
168 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
170 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
171 operand 2 is the stack pointer.
172 ("addr-peephole"): Fix address computation peephole when operand 2
173 is the stack pointer.
175 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
177 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
178 ("tsthi_1"): Avoid allocation in register y.
179 ("*movqi_68hc12"): Reorganize and fix constraints.
180 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
181 ("addqi3"): Likewise.
182 ("addhi3"): Fix constraints.
183 ("*logicalhi3_zexthi"): Disparage soft registers.
185 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
187 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
190 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
192 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
193 that we use setjmp/longjmp exceptions.
195 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
197 * config/s390/s390.c (s390_adjust_cost): Fixed incorrect scheduling.
198 * config/s390/s390.md (function units): Likewise.
200 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
201 subsi3_cc, subsi3_cconly): Removed.
203 * config/s390/s390.c (legitimate_la_operand_p): New.
204 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
205 * config/s390/s390.md (movsi): Convert load address patterns to
206 arithmetic operations when necessary.
207 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
208 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
209 (*do_la_reg_0): Don't use before reload.
211 * config/s390/s390.c (legitimize_address): Make more efficient
212 use of two-register addressing mode.
214 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
215 with -mno-backchain in some corner cases.
217 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
219 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
221 * reload.c (find_reloads): Mark new USE insns with QImode.
222 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
223 find_reloads_subreg_address): Likewise.
224 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
226 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
228 (reload): Make sure there are no USEs with mode other than
229 VOIDmode. At the end, remove those marked with QImode.
231 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
233 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
235 2001-09-27 Richard Henderson <rth@redhat.com>
237 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
238 in favour of .eh_frame; fix eh test wrt USING_SJLJ_EXCEPTIONS.
240 Tue Sep 25 15:09:03 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
242 * doc/install.texi (Specific, sparc-sun-solaris2*): Document
245 2001-09-25 Janis Johnson <janis187@us.ibm.com>
246 Jim Wilson <wilson@redhat.com>
248 * doc/install.texi (Specific, ia64-*-linux): Document.
250 2001-09-24 David Edelsohn <edelsohn@gnu.org>
252 * rs6000.c (lwa_operand): Address must be word aligned.
254 2001-09-24 Janis Johnson <janis187@us.ibm.com>
256 * doc/install.texi (Final install): Request additional information
257 in mail about successful builds.
259 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
261 * doc/install.texi: Markup fixes.
262 Use Solaris 2, SunOS 4 as appropriate.
263 (Specific, *-*-solaris2*): Explain this.
264 Unconditionally warn against /usr/ucb tools.
265 Remove Sun as warning, obsolete.
266 Move X11 header bug workaround here, update patches.
267 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
268 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
270 2001-09-21 Richard Henderson <rth@redhat.com>
272 * tree.def (FDESC_EXPR): New.
273 * expr.c (expand_expr): Handle it.
274 * varasm.c (initializer_constant_valid_p): Likewise.
275 (output_constant): Likewise.
276 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
277 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
278 (ASM_OUTPUT_FDESC): New.
280 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
282 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
285 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
287 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
290 Thu Sep 20 12:18:41 2001 J"orn Rennecke <amylaar@redhat.com>
292 * sh.c (initial_elimination_offset): When seeing
293 RETURN_ADDRESS_POINTER_REGNUM, force pr to be live.
294 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
296 2001-08-21 Richard Henderson <rth@redhat.com>
298 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
301 2001-06-19 Bernd Schmidt <bernds@redhat.com>
303 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
304 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
307 2001-09-18 Philip Blundell <philb@gnu.org>
309 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
312 2001-09-17 Jeff Sturm <jsturm@one-point.com>
314 * except.c (dw2_build_landing_pads): New local
315 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
316 barrier after clobbers. Fixes c++/4012.
318 2001-09-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
320 * gcse.c (hash_scan_set): Fix merge glitch in last patch.
322 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
324 * listing: Remove obsolete file.
326 2001-09-15 Richard Henderson <rth@redhat.com>
328 * c-typeck.c (comptypes): Handle zero-length arrays properly.
330 2001-09-15 David Edelsohn <edelsohn@gnu.org>
332 * doc/install.texi: Explain AIX exception handling work-around.
333 Update URL for AIX fixes.
335 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
337 * cpplib.c (do_pragma): Never expand macros.
339 2001-09-14 Richard Henderson <rth@redhat.com>
341 * config/i386/i386.c (internal_label_prefix): New.
342 (internal_label_prefix_len): New.
343 (override_options): Set them.
344 (local_symbolic_operand): New.
345 (legitimate_pic_address_disp_p): Use it.
346 (legitimize_pic_address): Likewise.
348 2001-09-14 Marc Espie <espie@openbsd.org>
350 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
353 2001-09-13 Markus Werle <numerical.simulation@web.de>
354 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
356 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
357 Aachen University of Technology".
359 2001-09-13 Andreas Schwab <schwab@suse.de>
361 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
364 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
366 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
367 defining __size_t and leaving size_t undefined.
369 2001-09-12 Jakub Jelinek <jakub@redhat.com>
371 * gcse.c (gcse_main): Fix comment typo.
372 (delete_null_pointer_check): Likewise.
373 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
374 * cse.c (cse_insn): Likewise.
375 * function.c (fixup_var_refs_insns_with_hash): The sequence is
378 2001-09-11 Jim Wilson <wilson@redhat.com>
380 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
382 2001-09-10 Tim Freeman <tim@fungibole.com>
384 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
385 into varray's and register them as roots with the garbage
386 collector so they are not collected too soon.
388 2001-09-10 David Edelsohn <edelsohn@gnu.org>
390 * config/rs6000/rs6000.c (scc_eq_operand): New predicate.
391 * config/rs6000/rs6000-protos.h: Declare it.
392 * config/rs6000/rs6000.h (PREDICATE_CODES): Add it.
393 * config/rs6000/rs6000.md (SCC eq:DI): Use it.
394 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
396 2001-09-07 Jim Wilson <wilson@redhat.com>
398 * alias.c (clear_reg_alias_info): New.
399 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
400 * rtl.h (clear_reg_alias_info): Declare.
402 2001-09-06 Richard Henderson <rth@redhat.com>
404 * simplify-rtx.c (simplify_binary_operation): Revert last change.
406 2001-09-06 Richard Henderson <rth@redhat.com>
408 * simplify-rtx.c (simplify_binary_operation): Simplify contents
411 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
413 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
414 number used for CR register.
416 2001-09-06 Alan Modra <amodra@bigpond.net.au>
418 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
420 (mask64_operand): Likewise.
421 (includes_rldic_lshift_p): Likewise.
422 (includes_rldicr_lshift_p): Likewise.
424 2001-09-05 Alan Modra <amodra@bigpond.net.au>
426 * config/rs6000/rs6000.c (mask_operand): Rewrite without
428 (mask64_operand): Likewise.
429 (rldic_operand): Delete.
430 (includes_lshift64_p): Delete.
431 (includes_rldic_lshift_p): New function.
432 (includes_rldicr_lshift_p): New function.
433 (print_operand): Don't call rldic_operand in case 'W'.
434 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
435 (includes_lshift64_p): Remove.
436 (includes_rldic_lshift_p): Declare.
437 (includes_rldicr_lshift_p): Declare.
438 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
439 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
440 Replace match_operand rldic_operand predicate with
441 const_int_operand. Replace includes_lshift64_p condition with
442 includes_rldic_lshift_p.
443 <ashldi3_internal 64 bit rldicr patterns>: New.
445 2001-09-05 David S. Miller <davem@redhat.com>
447 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
448 * config/sparc/linux64.h: Likewise.
450 2001-09-05 Andreas Jaeger <aj@suse.de>
452 * doc/invoke.texi (i386 Options): -mwide-multiply is not
453 available anymore, remove the documentation.
454 (i386 Options): Fix typo, cleanup index entries.
456 2001-09-05 Jakub Jelinek <jakub@redhat.com>
458 * stor-layout.c (layout_type) [ARRAY_TYPE]: Copy elements
461 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
463 2001-09-04 Richard Henderson <rth@redhat.com>
465 * unwind.h (_UA_END_OF_STACK): New flag.
466 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
468 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
470 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
471 (LIB2FUNCS_EXTRA): Define.
472 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
473 config/h8300/fixunssfsi.c: New file.
475 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
477 * h8300.c (dosize): Fix test for "sub".
479 2001-08-29 Kazu Hirata <kazu@hxi.com>
481 * config/h8300/lib1funcs.asm: Update the copyright. Fix
484 2001-08-29 Kazu Hirata <kazu@hxi.com>
486 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
487 (reg n) to (mem (pre_dec (reg n)).
488 (anonymous movsi pattern): Likewise.
490 2001-08-29 Kazu Hirata <kazu@hxi.com>
492 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
494 2001-08-29 Kazu Hirata <kazu@hxi.com>
496 * config/h8300/lib1funcs.asm: Fix comment typos.
498 2001-08-28 Richard Henderson <rth@redhat.com>
500 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
501 (one_cmplbi2 splitter): Remove redundant test.
503 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
505 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
507 2001-08-24 David Edelsohn <edelsohn@gnu.org>
509 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
510 descriptor members are pointer size, not constant 4.
512 2001-08-23 Neil Booth <neil@daikokuya.demon.co.uk>
514 * cppmacro.c (enter_macro_context): Push macro expansions even
517 2001-08-23 Kazu Hirata <kazu@hxi.com>
519 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
522 2001-08-19 Release Manager
524 * GCC 3.0.1 Released.
526 2001-08-19 Release Manager
528 * GCC 3.0.1 Released.
530 2001-08-17 Janis Johnson <janis187@us.ibm.com>
532 * doc/install.texi (Install GCC): Add links to build status pages.
534 (Final install): Ditto; request updates for specific info
536 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
538 * doc/invoke.texi (Optimize Options): The default for
539 -finline-limit is 600.
541 2001-08-16 Joel Sherrill <joel@OARcorp.com>
543 * config/rs6000/rtems.h: Set STARTFILE_DEFAULT_SPEC and
544 ENDFILE_DEFAULT_SPEC to correctly include ecrti and ecrtn.
545 * config/arm/rtems-elf.h: Remove bad -Darm and -Darm_elf.
547 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
549 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
550 also on 64-bit s390x targets.
552 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
554 * doc/install.texi (Specific, avr): Fix markup.
555 (Specific, c4x): Ditto.
557 2001-08-13 Andreas Jaeger <aj@suse.de>
559 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
562 2001-08-13 Roman Zippel <zippel@linux-m68k.org>
563 Richard Henderson <rth@redhat.com>
565 * regmove.c (regmove_optimize): Avoid setting a register twice in
568 2001-08-12 David Edelsohn <edelsohn@gnu.org>
571 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
572 * gcc.c (set_collect_gcc_options): New function, split out from
574 Ignore elided switches.
575 (do_spec_1): Invoke before executing command.
578 * gcc.h (set_input): ... here.
579 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
582 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
584 * doc/install.texi (Specific, c4x): Fix cross-reference to the
585 main manual to work both for info and HTML versions.
587 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
589 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
591 * config/s390/s390.c (legitimize_pic_address): Don't generate
592 unnecessary moves (to avoid confusing loop optimization).
593 (check_and_change_labels): Replace jump_long by indirect_jump.
594 (s390_final_chunkify): Don't start a new literal pool on section
595 switch in 64-bit code.
596 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
598 * config/s390/s390.h (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY):
599 Support complex integer modes correctly.
600 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
601 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
602 (CONST_COSTS): Fixed incorrect costs.
604 * config/s390/s390.md (divsi3, modsi3): Clobber low word of
605 divmoddisi3 before shifting (to avoid confusing flow analysis).
606 (cjump_long, icjump_long, jump_long, indirect_jump, casesi_jump):
607 Never use "address_operand" without "p" or "memory_operand"
609 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
610 Fixed broken setjmp/longjmp handling.
611 (do_builtin_setjmp_setup): Removed.
613 2001-08-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
615 * doc/install.texi (vax-dec-ultrix): Change `Vax' to VAX.
617 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
619 * doc/install.texi (Specific, avr): Fix cross-reference to the
620 main manual to work both for info and HTML versions.
622 2001-08-09 Jakub Jelinek <jakub@redhat.com>
624 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
625 (find_fde_for_dso): Remove.
626 (_Unwind_IteratePhdrCallback): New.
627 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
628 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
630 2001-08-08 Kelley Cook <kelley.cook@home.com>
632 * Makefile.in: Move many of the *_H definitions eariler in the file,
633 so that rules in t-* files that use them for dependencies will work
635 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
637 2001-08-08 Mark Mitchell <mark@codesourcery.com>
639 * except.c (remove_fixup_regions): Fix typo.
641 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
643 * config.gcc: Quote target_cpu_default2 correctly for
644 powerpc*-*-* targets.
646 2001-08-07 David Edelsohn <edelsohn@gnu.org>
648 * doc/install.texi: Document fine-grained multilib configuration.
650 2001-08-06 Richard Henderson <rth@redhat.com>
652 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
653 * function.c (expand_main_function): Implement it.
654 * doc/tm.texi: Document it.
656 * i386-protos.h, i386.c, i386.h, osf1elf.h, osfrose.h: Revert 08-01
657 ix86_output_main_function_alignment_hack patch.
659 2001-08-06 Richard Henderson <rth@redhat.com>
661 2001-07-23 Richard Henderson <rth@redhat.com>
662 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
664 * config/i386/i386.md: New setcc+movzbl peephole2.
666 2001-07-22 Richard Henderson <rth@redhat.com>
667 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
668 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
671 2001-08-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
673 * varasm.c (output_constant_def_contents): Use for the length of a
674 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
675 depending on which is larger.
677 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
679 * doc/extend.texi (Other Builtins): Fix typo in last change.
681 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
683 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
684 and soft register for operand 0.
685 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
687 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
689 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
690 register for operand 0.
691 ("bitcmpqi_z_used"): Allow memory for operand 0.
692 (split "bitcmpqi"): New split to handle address reg as operand 1.
694 2001-08-03 Zack Weinberg <zackw@stanford.edu>
696 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
697 for complex expressions when cfun == 0.
698 * doc/extend.texi: Document that __builtin_constant_p can be
699 used in data initializers as well as functions.
701 2001-08-03 Richard Henderson <rth@redhat.com>
703 * except.c (collect_one_action_chain): Add an explicit cleanup
704 action if regions surrounding a catch were encoded entirely
705 within the call-site entry.
707 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
709 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
710 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
711 merged by linker script to get a final _exit().
712 (__do_global_dtors): New for destructor handling in specific exit
714 (__do_global_ctors): New for constructors in specific install section.
715 (__map_data_section): Map data sections before running constructors.
716 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
717 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
718 (DTORS_SECTION_ASM_OP): Likewise.
719 (CTORS_SECTION_FUNCTION): Define to force a reference to
721 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
723 2001-08-03 Ulrich Weigand <uweigand@de.ibm.com>
725 * config.gcc (s390-*-linux*, s390x-*-linux*): Added.
726 * doc/install.texi: Add s390 and s390x targets.
727 * doc/invoke.texi: Add s390 and s390x target options.
728 * doc/md.texi: Add s390 and s390x extra constraints.
729 * config/s390/s390.c: New. Subroutines for code generation.
730 * config/s390/s390.h: New. Definitions for S/390.
731 * config/s390/s390-protos.h: New. Prototypes.
732 * config/s390/linux.h: New. Definitions for Linux for S/390.
733 * config/s390/linux64.h: New. Definitions for Linux for zSeries.
734 * config/s390/t-linux: New. Makefile fragment.
735 * config/s390/s390.md: New. Machine description for S/390 and zSeries.
736 * config/s390/xm-390.h: New. Host definitions for S/390.
737 * config/s390/xm-390x.h: New. Host definitions for zSeries.
738 * config/s390/fixdfdi.h: New. Fix L_fix*di.
740 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
742 * cpplex.c (parse_string): Warn once per string.
743 * cpplib.c (_cpp_do_file_change): Call hook correctly.
745 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
747 * doc/install.texi (Configuration): Fix markup.
748 (Specific, i?86-*-udk): Likewise.
749 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
751 Document --enable-threads and --enable-libgcj status.
752 (Specific, mips-sgi-irix*): Canonicalize triples.
753 (Specific, mips-sgi-irix5): Warn about problems with this config.
754 Mention required GNU as patch.
755 Native assembler problems are fixed.
756 (Specific, mips-sgi-irix6): Update O32 ABI support status.
757 Document --enable-threads and --enable-libgcj status.
759 2001-08-02 David Edelsohn <edelsohn@gnu.org>
761 * doc/install.texi (Install GCC: Binaries): Update Bull info.
763 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
766 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
768 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
770 * gcc.c (set_collect_gcc_options): New function, split out from
772 Ignore elided switches.
773 (do_spec_1): Invoke before executing command.
776 * gcc.h (set_input): ... here.
777 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
780 2001-08-01 Hartmut Penner <hpenner@de.ibm.com>
782 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
783 constant pool to be identical by string address and index.
785 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
787 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
788 Correct comment that had been missed in the previous change.
790 2001-08-01 Robert Lipe <robertl@caldera.com>
792 * dwarfout.c: Remove reference to README.DWARF.
794 2001-08-01 Richard Henderson <rth@redhat.com>
796 * rtl.c (read_name): Consider \r whitespace.
798 2001-08-01 Mark Kettenis <kettenis@gnu.org>
800 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
801 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
802 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
803 including "unwind-pe.h".
805 Wed Aug 1 20:15:33 CEST 2001 Jan Hubicka <jh@suse.cz>
807 * i386-protos.h (ix86_output_main_function_alignment_hack): Declare.
808 * i386.c (ix86_output_main_function_alignment_hack): New global
810 * i386.h (FUNCTION_PROLOGUE): New macro.
811 * osf1elf.h (FUNCTION_PROLOGUE): Call new function.
812 * osfrose.h (FUNCTION_PROLOGUE): Likewise.
814 2001-08-01 H.J. Lu <hjl@gnu.org>
816 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
818 2001-08-01 H.J. Lu <hjl@gnu.org>
820 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
822 2001-07-31 Jeff Sturm <jsturm@one-point.com>
824 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
826 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
828 * config/m68k/m68k.md: Replace all general_operand with
829 nonimmediate_operand for all destinations.
830 * config/m68k/m68k.c: Include expr.h and reload.h.
831 (not_sp_operand): Check nonimmediate_operand.
833 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
835 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
836 Add missing doc strings.
837 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise.
838 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise.
840 2001-07-30 H.J. Lu <hjl@gnu.org>
842 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add -D_GNU_SOURCE.
843 (ASM_DECLARE_FUNCTION_NAME): Defined.
844 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
845 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
847 2001-07-30 Janis Johnson <janis@us.ibm.com>
849 * profile.c (branch_prob): Fix .bbg info for computed gotos
852 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
854 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
856 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
858 * doc/install.texi (Configuration): Properly link the host
859 specific instructions also when generating HTML.
861 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
863 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
865 Thu Jul 26 22:01:30 2001 Denis Chertykov <denisc@overta.ru>
867 * cse.c (cse_process_notes): Replace any registers if the address
870 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
872 * Makefile.in (LIBICONV): Define.
874 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
876 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
877 limit length of dependancy flush list.
878 * params.h (MAX_PENDING_LIST_LENGTH): Define.
879 * sched-int.h (struct deps): Add pending_flush_length field.
880 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
882 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
883 (sched_analyze): After a jump, if the pending memory flush list is too
884 large, flush the pending lists.
885 (init_deps): Initialize pending_flush_length to 0.
886 * doc/invoke.texi (max_pending_list_length): Document parameter.
888 2001-07-25 Richard Henderson <rth@redhat.com>
890 * varasm.c (assemble_variable): Create DECL_RTL before setting
893 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
894 Janis Johnson <janis@us.ibm.com>
896 * stmt.c (expand_goto): A nonlocal goto can be a call too.
897 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
898 pointer parameters to match documented usage of nonlocal_goto.
899 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
900 parameters to their correct order.
901 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
902 parameters to their correct order.
904 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
906 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
908 2001-07-24 Joel Sherrill <joel@OARcorp.com>
910 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
912 2001-07-24 Joel Sherrill <joel@OARcorp.com>
914 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
915 -Acpu and -Amachine.h.
916 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
917 Corrected header to say ELF not a.out.
918 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
919 when given -msoft-float.
921 2001-07-24 Joel Sherrill <joel@OARcorp.com>
923 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
924 extra multilib parts like arm-elf.
925 (i960-*-coff*, i960-*-rtems): Should not use collect2.
926 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
927 crtfini.o as extra multilib parts.
929 2001-07-24 Joel Sherrill <joel@OARcorp.com>
931 * configure.in: Add rtems as a supported thread model.
932 * gthr-rtems.h: Add missing entry point __gthread_active_p.
933 * configure: Rebuilt.
935 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
937 * config/mips/irix6-libc-compat.c: New file.
938 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
939 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
942 2001-07-23 Kazu Hirata <kazu@hxi.com>
944 * reload.c: Fix comment typos.
946 2001-07-23 Richard Henderson <rth@redhat.com>
948 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
950 * config/i386/i386.md: New setcc+movzbl peephole2.
952 2001-07-23 lars brinkhoff <lars@nocrew.org>
954 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
955 and C4X_FLOAT_FORMAT.
956 (BOOL_TYPE_SIZE): Document.
958 2001-07-22 Richard Henderson <rth@redhat.com>
960 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
961 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
964 2001-07-22 Alexandre Oliva <aoliva@redhat.com>
966 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
967 the definition in defaults.h.
969 2001-07-22 Richard Henderson <rth@redhat.com>
971 * regrename.c (regrename_optimize): Compute nregs for each
972 potential target register.
974 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
976 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
977 ("iorqi3"): Likewise.
978 ("xorqi3"): Likewise.
979 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
980 ("*subhi3_sp): Likewise.
981 ("*subhi3"): Likewise.
982 ("extendhisi2"): Accept D, X and Y as source operand to avoid
985 2001-07-20 Bruce Korb <bkorb@gnu.org>
987 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
988 because getc() and char* may disagree on signedness.
990 2001-07-20 Richard Henderson <rth@redhat.com>
992 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
993 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
994 handling of two-address insns.
996 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
998 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
999 expand to emit the pattern; put a REG_INC note for push/pop
1001 ("movdf", "movdf_internal"): Likewise.
1002 ("movsi", "movsi_internal"): Likewise.
1003 ("movsf", "movsf_internal"): Likewise.
1004 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
1006 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1008 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
1011 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
1013 * params.def: Change default max inline insns to 100.
1015 2001-06-20 Kelley Cook <kelley.cook@home.com>
1017 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
1018 information. Move rest into ...
1019 (*-*-solaris): ... here. Eliminate redundant information and
1020 reword necessary packages section. Delete 4.x assembler bug info.
1021 (sparc-sun-*): Merge into ...
1022 (sparc-sun-sunos*): here.
1024 2001-07-19 Mark Mitchell <mark@codesourcery.com>
1026 * reorg.c (fill_simple_delay_slots): If an instruction might throw
1027 an exception that will be caught within this function, do not fill
1028 its delay slot with any subsequent instruction.
1030 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
1031 Jakub Jelinek <jakub@redhat.com>
1033 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
1034 (extract_cie_info): Handle "eh" augmentation properly,
1036 (struct frame_state, __frame_state_for): New.
1038 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1040 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
1041 HANDLE_SYSV_PRAGMA): Define.
1042 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
1044 (copy_object): Caller changed.
1046 2001-07-19 Andreas Schwab <schwab@suse.de>
1048 * configure.in (assembler dwarf2 debug_line support): Define nop
1050 * configure: Regenerated.
1052 2001-07-18 Jeff Sturm <jsturm@one-point.com>
1054 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
1055 in-class declaration at -g1. Fixes c++/2814.
1057 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1059 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
1061 2001-07-18 Andreas Schwab <schwab@suse.de>
1063 * configure.in (assembler eh_frame optimization): Handle big
1065 * configure: Regenerated.
1067 2001-07-18 Tom Tromey <tromey@redhat.com>
1070 * configure: Rebuilt.
1071 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
1073 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
1075 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
1077 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
1078 on error. We can't blindly return the result of
1079 pthread_mutex_trylock because it returns a positive number on
1080 error, while we must return -1 on error.
1081 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
1083 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
1085 2001-07-17 H.J. Lu <hjl@gnu.org>
1086 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1088 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
1089 ASM_OUTPUT_WEAK_ALIAS are defined.
1090 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
1091 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
1093 * config/mips/iris5.h: ... here.
1094 (HANDLE_SYSV_PRAGMA): Defined as 1.
1095 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
1096 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
1099 2001-07-15 Richard Henderson <rth@redhat.com>
1101 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
1102 instead of COMPARE for the EQUIV expression.
1104 2001-07-14 David Edelsohn <edelsohn@gnu.org>
1106 * rs6000.c (reg_or_{add,sub}_cint64_operand): New predicates.
1107 (add_operand): Compare CONST_INT with fewer function calls.
1108 (print_operand, case 'p'): Ensure positive operand.
1109 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
1110 (PREDICATE_CODES): Add new predicates.
1111 * rs6000.md (addsi3): Split 32-bit constants more correctly.
1112 (divsi3, modsi3): Ensure positive power-of-2.
1113 (adddi3): Use new predicate. Split 32-bit constants more
1114 correctly. Re-arrange splitter to handle any constant.
1115 (subdi3): Use new predicate.
1116 (divdi3, moddi3): Ensure positive power-of-2.
1118 2001-07-13 Kazu Hirata <kazu@hxi.com>
1120 * jump.c (reversed_comparison_code_parts): Fix comment typos.
1122 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
1124 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
1125 correctly for shared configurations.
1126 * config/t-libgcc-pic: New.
1127 * config/{i386,m68k,sparc}/t-openbsd: New.
1128 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
1129 Support -shared. Support debugging libraries with -g.
1130 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
1131 frame information does not emit pointer diffs.
1132 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
1135 2001-07-13 David Edelsohn <edelsohn@gnu.org>
1137 * combine.c (try_combine): Ensure const_int pow2 is positive.
1139 2001-07-11 Kazu Hirata <kazu@hxi.com>
1141 * recog.c (validate_change): Fix a comment typo.
1143 2001-07-11 Mark Mitchell <mark@codesourcery.com>
1145 * stmt.c (parse_output_constraint): New function, split out
1147 (expand_asm_operands): ... here. Use parse_output_constraint.
1148 * tree.h (parse_output_constraint): Declare it.
1150 2001-07-10 Kazu Hirata <kazu@hxi.com>
1152 * calls.c (emit_library_call_value_1): Fix a comment typo.
1153 * dwarf2out.c (mem_loc_descriptor): Likewise.
1155 2001-07-09 Kazu Hirata <kazu@hxi.com>
1157 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
1158 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
1160 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
1162 * doc/c-tree.texi: Document representation of attributes.
1164 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1166 * doc/tm.texi: Fix typo.
1168 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1170 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
1171 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
1173 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
1175 2001-07-06 Richard Henderson <rth@redhat.com>
1177 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
1178 DWARF2_UNWIND_INFO not just whether it is defined.
1180 2001-07-06 DJ Delorie <dj@redhat.com>
1182 * doc/gcc.texi (Makefile): Rename to be a more general purpose
1183 chapter about various build hints and history. Add section
1184 talking about the various types of native and cross builds.
1186 2001-07-05 David Edelsohn <edelsohn@gnu.org>
1188 * doc/install.texi (Install GCC: Binaries): Fix typo.
1190 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1192 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
1193 reference using the stack pointer, adjust it since we push Y
1195 ("*ashrsi3"): Likewise.
1196 ("*lshrsi3"): Likewise.
1198 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1200 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
1201 when -fomit-frame-pointer is used.
1203 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
1204 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1206 * doc/invoke.texi (Optimize Options): Document that -fgcse may
1207 cause programs using computed gotos to run more slowly.
1209 2001-07-04 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1211 * doc/install.texi (Specific): Markup, spelling and typo fixes.
1213 Consistently require binutils 2.11.2, not prereleases.
1214 (Specific, decstation-*): Canonicalize as mips-dec-*.
1215 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
1217 (Specific, m68k-altos): Removed reference to README.altos, deleted.
1218 (Specific, mips-*): Reword MIPS C compiler requirements.
1219 (Specific, powerpc*-*-*): New, mention --with-cpu once.
1220 (Specific, sunv5): Removed, obsolete.
1222 2001-07-04 Kazu Hirata <kazu@hxi.com>
1224 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
1227 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
1229 * doc/include: New directory.
1230 * doc/fdl.texi: Move to doc/include/fdl.texi.
1231 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
1232 * doc/include/funding.texi, doc/include/gpl.texi: New files.
1233 * doc/gcc.texi: Use funding.texi and gpl.texi.
1234 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
1235 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
1236 Update dependencies and use -I $(docdir)/include.
1238 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1240 * doc/install.texi (sparc64-*-*): Remove garbage.
1242 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1244 * doc/install.texi (Specific): Update information for *-*-solaris*.
1246 2001-07-03 Jan Hubicka <jh@suse.cz>
1248 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
1250 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1252 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1253 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
1255 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
1257 * doc/cppinternals.texi: Improve formatting and logical markup.
1259 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
1261 * doc/cppinternals.texi: Merge from mainline.
1263 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
1264 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
1265 documentation of -std and -Wwrite-strings.
1266 * doc/cpp.1, doc/gcc.1: Regenerate.
1268 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1270 * doc/install.texi: Various spelling and markup fixes.
1271 (Installing GCC): Component specific installation instructions are
1274 Warn about removing old install dir in the presence of shared libs.
1275 (Configuration): Invoke with options target to match configure
1277 Consistently refer to gas, gld pathnames.
1278 Invert --enable-multilib documentation.
1279 Remove references to old compiler versions.
1281 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1283 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
1285 (Specific, mips*-sgi-irix5): Note IDO download.
1286 Reworded MIPS C hints.
1287 Use GNU as instead of GAS.
1289 Removed SGI Freeware reference, IRIX 6 only.
1290 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
1291 Note N64 library requirement/workaround.
1293 Complete list of structure passing bug victims.
1295 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1297 * doc/install.texi: Remove CVS Id.
1299 2001-07-01 Mark Mitchell <mark@codesourcery.com>
1301 * expr.c (expand_expr, case ARRAY_REF): Correct check for
1302 side-effects in the value of an array element.
1304 2001-06-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1306 * objc/objc-act.c (handle_class_ref): Always place decl in
1308 (handle_impent): Always place decl in readonly data section.
1309 Fixes PRs libobjc/917, libobjc/3237, bootstrap/3251.
1311 2001-06-29 Alan Modra <amodra@bigpond.net.au>
1313 * recog.c (validate_replace_rtx_1): Exit early if nothing changed
1314 in args of commutative of comparison operations.
1316 2001-06-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1318 * gthr-posix.h [LIBOBJC]: Add weak definitions of
1319 sched_get_priority_max, sched_get_priority_min.
1321 Thu Jun 28 11:32:24 CEST 2001 Jan Hubicka <jh@suse.cz>
1323 * i386.c (x86_use_loop): Disable for K6 temporarily.
1325 2001-06-27 Bruce Korb <bkorb@gnu.org>
1327 * fixinc/inclhack.def(hpux11_cpp_pow_inline): new, but real similar to
1328 hpux10_cpp_pow_inline. Not similar enough.
1329 (solaris_mutex_init): renamed. PTHREAD_*_INITIALIZER is a problem for
1330 all Solaris versions. This fix patches MUTEX and COND initializers,
1331 the RWLOCK one will wait for someone to complain. For now, anyway.
1332 (uw7_byteorder_fix): It was looking for the byteorder.h file in the
1335 Thu Jun 28 00:31:24 2001 Denis Chertykov <denisc@overta.ru>
1337 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
1338 * config/avr/avr.c (legitimate_address_p): Return value changed
1339 from letter to register classes. For better debugging.
1341 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
1343 * doc/c-tree.texi, doc/contrib.texi, doc/cpp.texi,
1344 doc/cppinternals.texi, doc/extend.texi, doc/gcc.texi,
1345 doc/gcov.texi, doc/install-old.texi, doc/install.texi,
1346 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Replace
1347 . at end of sentences preceded by a capital letter with @..
1349 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
1351 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
1352 (emit_block_move): Likewise.
1354 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
1356 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
1357 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1358 doc/tm.texi: Use @: where necessary when a full stop does not end
1361 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
1363 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
1366 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
1368 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
1369 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
1370 doc/tm.texi: Use two spaces after ends of sentences.
1372 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
1374 * toplev.c (display_help): Fix param thinko.
1375 * Makefile.in: Fix params.h dependencies.
1377 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1379 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
1381 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1383 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
1384 UNALIGNED_SHORT_ASM_OP): Define.
1385 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
1386 UNALIGNED_SHORT_ASM_OP): Undef.
1388 2001-06-26 Aldy Hernandez <aldyh@redhat.com>
1390 * config/sh/sh.md (interrupt_function): Use
1391 current_function_interrupt.
1392 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
1393 an interrupt function.
1395 * config/sh/sh.h (current_function_interrupt): Define extern.
1397 * config/sh/sh.c (current_function_interrupt): New global.
1398 (sh_expand_prologue): Set current_function_interrupt.
1400 2001-06-25 Neil Booth <neil@daikokuya.demon.co.uk>
1402 * cppmacro.c (make_string_token): Null terminate.
1403 * doc/cpp.texi: Update.
1404 * doc/cpp.1: Regenerate.
1406 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
1408 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1409 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
1410 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
1411 the use of "GCC" and related terms.
1412 * doc/gcc.1, doc/gcov.1: Regenerate.
1414 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
1416 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
1417 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
1420 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
1422 * doc/install-old.texi: Remove more documentation of configure
1424 * doc/install.texi: Add it here.
1426 2001-06-23 Joseph S. Myers <jsm28@cam.ac.uk>
1428 * doc/install.texi: Merge from mainline:
1429 2001-06-21 Phil Edwards <pme@sources.redhat.com>
1430 * doc/install.texi: Add 'c' to list of --enable-languages choices.
1431 2001-06-21 Stan Shebs <shebs@apple.com>
1432 * doc/install.texi: Use the correct name "Objective-C" everywhere
1433 instead of "Objective C".
1434 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1435 * doc/install.texi: Use correct markup hints.
1436 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1437 * doc/install.texi: Update --enable-threads to match reality.
1439 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
1441 * doc/gcc.texi: Update documentation of source files of C
1444 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
1446 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
1447 instead of const1_rtx for true case.
1449 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
1451 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1452 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
1453 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
1454 "back end" as nouns and "front-end" and "back-end" as adjectives.
1456 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1458 * config/v850/v850.c (v850_mark_machine_status): Don't mark the
1459 p->machine->ra_rtx for GC if p->machine has already been
1462 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
1464 * c-common.c (verify_tree): Check for x being NULL.
1465 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
1469 2001-06-21 Geoff Keating <geoffk@redhat.com>
1471 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1473 (minsf3): Use rs6000_emit_minmax.
1474 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1476 (movsfcc): Use rs6000_emit_cmove.
1477 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1478 Don't generate emit_fselsfsf4.
1479 (fseldfsf4): Likewise.
1480 (maxdf3): Use rs6000_emit_minmax.
1482 (mindf3): Use rs6000_emit_minmax.
1483 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1485 (movdfcc): Use rs6000_emit_cmove.
1486 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1487 Don't generate emit_fselsfsf4.
1488 (fselsfdf4): Likewise.
1489 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1490 (min_max_operator): New predicate.
1491 (rs6000_emit_cmove): New function.
1492 (rs6000_emit_minmax): New function.
1493 * config/rs6000/rs6000-protos.h: Prototype new functions.
1494 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1495 and min_max_operator.
1497 * config/rs6000/rs6000.c (output_cbranch): Handle all
1498 conditional types in the switch statement.
1500 20010617 Release Manager
1504 2001-06-15 Andreas Jaeger <aj@suse.de>
1506 * doc/install.texi (Specific): Mention that glibc cannot be
1507 compiled with GCC 3.0.
1509 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1511 * doc/cpp.texi: Formatting corrections.
1512 Correct buggy example of use of __GNUC__ etc.
1513 Clarify $ in identifiers.
1514 * doc/cpp.1: Regenerate.
1516 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1518 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
1520 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
1521 Added Tru64 UNIX V5.1 bootstrap hints.
1522 (Specific, alpha*-*-osf*): Removed old section, obsolete.
1524 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1526 * doc/cpp.texi: Revised and brought up to date.
1527 * doc/cpp.1: Regenerate.
1529 2001-06-14 Bruce Korb <bkorb@gnu.org>
1531 * fixinc/inclhack.def(hpux10_cpp_pow_inline): add a phoney file for
1533 * fixinc/fixincl.x: regenerate with the phoney file
1534 * fixinc/tests/base/fixinc-test-limits.h: Add new test results
1536 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1538 * doc/install.texi: Update for C4x.
1539 * README.C4X: Remove.
1541 2001-06-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
1543 * objc-act.c (handle_class_ref): Put the class reference in the
1544 variable section for hpux only.
1545 (handle_impent): Put the objc class and category name labels in
1546 the readonly data section for hpux only.
1548 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1550 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1551 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1552 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
1553 Consistently use "built-in" and "bit-field". Minor logical markup
1555 * doc/gcc.1: Regenerate.
1557 2001-06-14 Richard Henderson <rth@redhat.com>
1559 * config/mips/mips.h (ASM_OUTPUT_ASCII): Rename local variables
1560 to avoid shadowing parameters.
1562 * config/mips/mips.md (exception_receiver): New.
1564 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
1566 * doc/gcc.texi: Update passes documentation to be more in tune
1569 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1571 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1572 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
1573 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
1574 logical markup. Use TeX quotes and dashes. Use @dots{} and
1575 @minus{}. Avoid spaces inside @var. Update last modification
1577 * doc/gcc.1, doc/gcov.1: Regenerate.
1579 2001-06-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
1581 * fixinc/inclhack.def (hpux10_cpp_pow_inline): New hack.
1582 * fixinc/fixincl.x: Rebuilt.
1584 2001-06-13 Richard Henderson <rth@redhat.com>
1586 * ifcvt.c (dead_or_predicable): Fix return value last patch.
1588 2001-06-13 Philip Blundell <philb@gnu.org>
1590 * config/arm/arm.c (add_minipool_backward_ref): Check that the
1591 entire object will be reachable in the constant pool.
1593 2001-06-13 Mark Mitchell <mark@codesourcery.com>
1597 2001-06-13 Richard Henderson <rth@redhat.com>
1599 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
1600 (cond_exec_process_if_block, dead_or_predicable): Likewise.
1602 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1604 * mips-tfile.c (copy_object): Always pass indexNil for symbol
1607 2001-06-13 Kazu Hirata <kazu@hxi.com>
1609 * config/h8300/h8300.h (OK_FOR_T): Remove.
1610 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
1611 * config/h8300/h8300.md: Remove alternatives involving inc and dec
1612 in the helper patterns for addhi3 and addsi3.
1614 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
1616 * gthr-dce.h (UNUSED): Attribute unused macro.
1617 (__GTHREAD_MUTEX_INIT_FUNCTION and __GTHREAD_MUTEX_INIT_DEFAULT): New
1618 macros for mutex initialization.
1619 (__gthread_key_dtor): Make arguments UNUSED.
1620 (__gthread_key_delete): Unsupported. Argument UNUSED.
1621 (__gthread_mutex_init_function): New function for mutex initialization.
1623 2001-06-13 Phil Edwards <pme@sources.redhat.com>
1625 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
1627 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1629 * doc/install.texi: Use more logical markup. Include @node
1630 commands in the source when generating any non-HTML.
1632 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1634 * README: Remove. Some of the contents moved to ../README.
1636 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1638 * doc/install.texi (--enable-shared): List package names
1641 2001-06-13 Richard Earnshaw (rearnsha@arm.com)
1643 * arm.c (arm_reload_in_hi): Handle the scratch operand overlapping
1644 with the output operand.
1646 2001-06-12 Zack Weinberg <zackw@stanford.edu>
1648 * Makefile.in: Move _bb and __gcc_bcmp from LIB2FUNCS to
1650 * libgcc-std.ver: Don't export __bb* or __gcc_bcmp.
1651 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
1652 config/alpha/t-osf4, config/mips/t-iris6: Bump libgcc soname
1655 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1657 * doc/texinfo.texi: Copied from mainline.
1659 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
1660 (*-*-solaris*): Document problem in /bin/sh that affects
1661 configuring libraries.
1662 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
1663 (*-sun-solaris2.8): Document linker problem that explains why
1664 libjava is disabled by default.
1666 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1669 * toplev.c (rest_of_compilation): Remove dead code before
1672 2001-06-12 Jim Wilson <wilson@redhat.com>
1674 * loop.c (strength_reduce): Move bl->all_reduced set before
1675 check_ext_dependant_givs call.
1676 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
1678 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1681 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1682 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1683 * configure: Rebuilt.
1685 * doc/extend.texi (Function Attributes): Document SH's sp_switch
1688 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1690 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
1693 2001-06-12 Zack Weinberg <zackw@stanford.edu>
1695 * configure.in (ALL_LINGUAS): Set to nothing.
1696 * configure: Regenerate.
1698 2001-06-12 Richard Henderson <rth@redhat.com>
1700 * config/i386/i386.c (ix86_expand_prologue): Always use
1701 gen_pro_epilogue_adjust_stack; update arguments.
1702 (ix86_emit_epilogue_esp_adjustment): Likewise.
1703 (ix86_expand_epilogue): Likewise.
1704 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
1705 clobber of scratch memory instead of a modification of EBP as the
1706 barrier. Update all peepholes to match.
1708 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1710 * doc/gcc.texi: Change the font used for @def... commands to a
1712 * doc/extend.texi: Use more logical markup. Use "built-in"
1713 instead of "builtin". Use @deftypefn to mark up built-in
1714 functions; specify their types in the @deftypefn and not in the
1715 descriptive text. Use TeX quotes and dashes. Add more index
1718 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1720 * doc/install.texi (--exec-prefix, --bindir, --libdir,
1721 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
1723 (--enable-cpp): Change to document --disable-cpp instead; update
1724 to reflect current default.
1725 (--without-fast-fixincludes): Remove documentation.
1726 (Final install): Document installation directories in more
1727 detail. Document use of make dvi.
1729 2001-06-12 lars brinkhoff <lars@nocrew.org>
1731 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
1732 (DIR_SEPARATOR_2): Likewise.
1734 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1736 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1738 * c-typeck.c (c_start_case): Likewise.
1740 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1742 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1743 in a structure at a variable address.
1745 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1747 * doc/gcov.texi: Use more logical markup.
1749 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1751 * config/m68hc11/m68hc11.c: Remove ifdef'ed gcc-2.95 code.
1752 (m68hc11_reorg): Remove the gcc-2.95 compatible code.
1753 (m68hc11_split_all_insns): Likewise, delete.
1754 * config/m68hc11/m68hc11.h: Remove ifdef'ed gcc-2.95 code.
1755 * config/m68hc11/m68hc11-protos.h: Likewise.
1757 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1759 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1760 as an early clobber to make sure it is not used by reload in
1761 one of the operands.
1763 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1765 * toplev.c (lang_independent_f_options): Remove
1766 -feliminate-dwarf2-dups, -fbounded-pointers, and -fbounds-check.
1767 * doc/c-tree.texi: Update information about flag_honor_std.
1768 * doc/install.texi: Note that binutils is required on HPUX 11.
1769 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1772 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1773 variable-sized types.
1775 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1777 * doc/md.texi: Use TeX dashes and quotes.
1779 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1781 * doc/rtl.texi: Reference manual chapter about trees.
1783 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1785 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1786 (WINT_TYPE): Override.
1787 (WINT_TYPE_SIZE): Likewise.
1788 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1790 * config/sparc/sol2.h (WINT_TYPE): Define.
1791 (WINT_TYPE_SIZE): Likewise.
1793 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1794 (WINT_TYPE): Override.
1795 (WINT_TYPE_SIZE): Likewise.
1796 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1797 (CPP_ARCH64_SPEC): Likewise.
1799 2001-06-11 Richard Henderson <rth@redhat.com>
1801 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1802 with alias attribute.
1804 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1805 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1807 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1809 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1811 2001-06-11 Richard Henderson <rth@redhat.com>
1813 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1814 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1815 (struct machine_function): Add gp_save_rtx.
1816 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1817 (alpha_gp_save_rtx): New.
1818 * config/alpha/alpha-protos.h: Declare it.
1819 * config/alpha/alpha.md (exception_receiver): Make an expander.
1820 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1822 2001-06-11 Richard Henderson <rth@redhat.com>
1824 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1826 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1828 * configure.in: Align --help messages.
1829 Remove trailing full stops.
1830 Consistently use lower case.
1831 Fix DWARF 2 spelling.
1832 * configure: Rebuilt.
1834 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1836 * c-decl.c (store_parm_decls): When comparing types in an
1837 old-style function declaration with those from a previous
1838 prototype, compare the unqualified versions of parameter types.
1841 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1843 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1845 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1847 * doc/c-tree.texi: Use more logical markup.
1849 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1851 * doc/install.texi: Update details of what components are included
1852 in the GCC distribution. Update default directory for g++
1853 includes. Update documentation relating to old libio. Adjust
1854 documentation on DejaGnu environment variables. Remove
1855 documentation of --enable-cpplib.
1857 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1859 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1862 2001-06-10 Richard Henderson <rth@redhat.com>
1864 * ifcvt.c (life_data_ok): New.
1865 (merge_if_block): Use it to determine whether to update
1867 (if_convert): Set it.
1869 2001-06-10 Richard Henderson <rth@redhat.com>
1871 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1873 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1875 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1876 (SH Options): Document -mieee.
1877 * doc/install.texi (Final install): Remove obsolete information
1878 about installing cross compilers.
1879 * doc/gcc.1: Rebuilt.
1881 2001-06-10 Richard Henderson <rth@redhat.com>
1883 * config/alpha/alpha.c (override_options): Set align_loops,
1884 align_jumps, and align_functions.
1885 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1886 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1888 2001-06-10 Richard Henderson <rth@redhat.com>
1890 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1891 (Code Generation Options): Document -fnon-call-exceptions.
1893 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1895 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1897 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1899 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1901 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1903 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1904 prefer a memory for operand 1.
1905 ("*addsi3"): Fix constraints, the '!' was too strong.
1906 ("*addsi3_split"): Accept soft register and split accordingly.
1908 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1910 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1911 Move definition in the RTX_CODE section.
1913 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1915 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1916 address as relative to the argument pointer.
1918 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1920 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1921 (Debugging Options): Document -print-multi-directory and
1923 * doc/gcc.1: Rebuilt.
1925 * toplev.c (independent_decode_option): Require `=' between
1926 `-aux-info' and filename in the same argument.
1927 * gcc.c: Don't pass -aux-info=filename twice.
1929 2001-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
1931 * cppinit.c (print_help): Document -fpreprocessed.
1932 * invoke.texi: Similarly.
1934 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1936 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1937 an array element with the known initializing value if it has
1940 * toplev.c (rest_of_compilation): Remove dead code before
1943 2001-06-09 Richard Henderson <rth@redhat.com>
1945 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
1946 * calls.c: ... here.
1947 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
1948 defaults for them here.
1950 2001-06-09 Peter Jakubek <pjak@snafu.de>
1952 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1954 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1956 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1957 more index entries. Use more logical markup where appropriate.
1958 Use TeX quotes and dashes.
1960 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1962 * gthr-posix.h (__gthread_objc_init_thread_system): If
1963 pthread_key_create fails, it's not clear what the return value is.
1964 This obvious fix makes sure it always returns -1 if a problem
1967 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1969 * unwind-pe.h: Conditionally qualify references to abort with
1972 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1974 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1975 for integer operations that don't update C bit.
1977 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1979 * invoke.texi: Remove superfluous text.
1981 2001-06-08 Richard Henderson <rth@redhat.com>
1983 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1984 (LIB_SPEC): Mirror config/linux.h version.
1986 2001-06-08 Richard Henderson <rth@redhat.com>
1988 2001-03-29 Richard Henderson <rth@redhat.com>
1989 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
1991 2001-06-08 Richard Henderson <rth@redhat.com>
1993 * except.c (get_exception_pointer, get_exception_filter): Take a
1994 struct function. Update all callers.
1995 * except.h (get_exception_pointer): Update declaration.
1996 * expr.c (expand_expr): Update get_exception_pointer call.
1997 * integrate.c (expand_inline_function): Remap the exception pointer
1998 from callee to caller.
2000 2001-06-08 Mark Mitchell <mark@codesourcery.com>
2002 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
2003 accurately reflect its cv-qualification.
2004 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
2005 cv-qualifiers on function types.
2007 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
2009 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
2010 from config/elfos.h.
2012 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
2014 * doc/gcc.texi, doc/invoke.texi: Add index of command line
2015 options. Use @opindex to index them rather than other indexing
2016 commands. Use @var{...} instead of <...>. Avoid spaces in names
2017 inside @var. Don't use @kindex to index escape sequences in
2020 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
2022 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
2024 2001-06-08 Jakub Jelinek <jakub@redhat.com>
2026 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
2027 for complex floats passed to unprototyped functions.
2029 2001-06-08 Jakub Jelinek <jakub@redhat.com>
2031 * jump.c (mark_modified_reg): Allow jump threading if condition
2032 codes are represented by a hard register.
2034 2001-06-08 Jakub Jelinek <jakub@redhat.com>
2036 * config/ia64/ia64.h (CC1_SPEC): Define.
2037 * config/ia64/linux.h (CC1_SPEC): Define.
2039 2001-06-08 Jakub Jelinek <jakub@redhat.com>
2041 * tradcpp.c (do_define): Make sure we don't walk past limit.
2043 2001-06-08 Jakub Jelinek <jakub@redhat.com
2045 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2047 * doc/cpp.texi (__NO_INLINE): Document it.
2049 2001-06-08 Mark Mitchell <mark@codesourcery.com>
2051 * except.c (expand_eh_region_end_allowed): Call
2052 do_pending_stack_adjust as necessary.
2054 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2056 * doc/install.texi2html (MAKEINFO): Keep value if set already.
2058 2001-06-07 Mark Mitchell <mark@codesourcery.com>
2060 * tree.h (DECL_SOURCE_FILE): Improve documentation.
2061 (DECL_SOURCE_LINE): Likewise.
2063 2001-06-07 Phil Edwards <pme@sources.redhat.com>
2065 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
2066 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
2068 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
2070 * doc/contrib.texi: Add copyright notice.
2072 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
2074 * doc/md.texi: Use four digit years in copyright notice.
2076 2001-06-07 DJ Delorie <dj@redhat.com>
2078 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2079 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2080 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2081 gcov.1: Move to doc subdirectory.
2082 * install.texi: Move to doc/install-old.texi.
2083 * gcc.texi: Move to doc, refer to install-old.texi.
2084 * Makefile.in: Reflect move of docs to doc/.
2085 * f/Make-lang.in: Ditto.
2086 * java/Make-lang.in: Ditto.
2087 * doc/.cvsignore: New.
2089 2001-06-07 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2091 * c-tree.texi: Reformat the manual as a single chapter now
2092 included by gcc.texi.
2093 * gcc.texi: Include c-tree.texi. Merge all indexes.
2094 * Makefile.in (dvi): Add generation for the cppinternals
2095 documentation. Added dependencies on fdl.texi and c-tree.texi
2096 where appropriate. Use TEXI2DVI instead of custom tex calls.
2097 (info): Added dependencies on fdl.texi and c-tree.texi where
2098 appropriate. Remove the target c-tree.info.
2100 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
2104 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2106 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
2107 pthread_t to objc_thread_t.
2108 (__gthread_objc_thread_id): Likewise.
2110 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2112 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
2113 (ASM_OLDAS_SPEC): Likewise.
2115 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
2116 (CPP_SUBTARGET_SPEC): Use it.
2117 (ASM_OLDAS_SPEC): Define.
2119 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
2121 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2123 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
2124 passed by reference.
2126 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
2128 * tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
2129 Document use of N_(...), and show it in examples. Note that
2130 documentation should be added to invoke.texi. Avoid an overfull
2133 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2135 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
2138 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
2140 * install.texi: Remove more obsolete documentation.
2142 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
2144 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
2145 * configure: Rebuilt.
2147 2001-06-06 Richard Henderson <rth@redhat.com>
2149 * flow.c (mark_used_reg): Clean up looping over multiple hard
2150 registers. Do conditional life bits across multiple hard regs.
2152 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
2154 * reload1.c (reload): Revert Schmidt's change so all USEs are not
2155 deleted during reload.
2157 2001-06-05 Mark Mitchell <mark@codesourcery.com>
2159 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
2160 functions here, instead of ...
2161 * c-decl.c (c_expand_body): ... here.
2163 2001-06-05 Richard Henderson <rth@redhat.com>
2165 * dwarf2.h (DW_EH_PE_aligned): New.
2166 * dwarf2asm.c (eh_data_format_name): Name it.
2167 (dw2_asm_output_encoded_addr_rtx): Align for it.
2168 * dwarf2out.c (output_call_frame_info): Handle it for personality
2169 routine and LSDA pointers.
2171 * unwind-pe.h (DW_EH_PE_aligned): New.
2172 (base_of_encoded_value): Handle it.
2173 (read_encoded_value_with_base): Likewise.
2174 * unwind-dw2-fde.c (base_from_object): Likewise.
2175 (get_cie_encoding): Likewise.
2177 * config/alpha/elf.h: Remove ecoff commentary.
2178 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2180 2001-06-05 Mark Mitchell <mark@codesourcery.com>
2182 * print-rtl.c (xspaces): Remove.
2183 (print_rtx): Use printf field-width, rather than xpsaces, to
2185 * toplev.c (main): Disable sibling-call optimization if we are
2186 handling exceptions.
2188 2001-06-05 Bernd Schmidt <bernds@redhat.com>
2190 * reload1.c (reload): Delete all USEs generated during reload.
2192 Tue Jun 5 21:08:39 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2194 * config.gcc (i?86-*-solaris2*): Enable shared libgcc.
2196 2001-06-05 Phil Edwards <pme@sources.redhat.com>
2198 * gccbug.in: Remove high priority.
2200 2001-06-05 scott snyder <snyder@fnal.gov>
2202 * gccbug.in: Fix typo.
2204 2001-06-05 David Edelsohn <edelsohn@gnu.org>
2206 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
2207 __WCHAR_TYPE__ definition.
2208 (WCHAR_TYPE_SIZE): #undef before #define.
2210 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
2212 * c-common.h (flag_dump_translation_unit): Remove.
2213 (enum tree_dump_index): Define.
2214 (TDF_ADDRESS, TDF_SLIM): New #defines.
2215 (dump_node_to_file): Remove.
2216 (dump_node): Make extern. Add flags.
2217 (dump_flag, dump_enabled_p, dump_begin, dump_end,
2218 dump_switch_p): Prototype.
2219 * c-common.c (flag_dump_translation_unit): Remove.
2220 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
2221 logic. Use dump_switch_p.
2222 * c-dump.h (struct dump_info): Add node and user fields.
2223 (dump_pointer): Declare.
2224 * c-dump.c (dump_node): Make extern. Add flags.
2225 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
2226 (dump_new_line, dump_maybe_newline): Use them.
2227 (dump_pointer): New function.
2228 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
2229 chain or function's body. Dump address, if TDF_ADDRESS set.
2230 (dump_flag): Define.
2231 (dump_node_to_file): Remove.
2232 (struct dump_file_info): New struct.
2233 (dump_files): New array.
2234 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
2235 * c-lang.c (finish_file): Adjust dumping.
2236 * toplev.h (dump_base_name): Make extern.
2237 * invoke.texi: Document new flags.
2239 2001-06-04 Mark Mitchell <mark@codesourcery.com>
2241 * c-tree.h (lang_decl): Add pending_sizes fields.
2242 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
2244 (c_expand_body): Expand them.
2245 (lang_mark_tree): Mark lang_decl:pending_sizes.
2246 * function.c (expand_pending_sizes): New function, broken out
2248 (expand_function_start): ... here.
2249 * tree.h (expand_pending_sizes): Declare it.
2251 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
2253 * doc/install.texi: Update FreeBSD information. Generalize
2254 and update information for alpha-based platforms using ELF.
2256 2001-06-04 Richard Henderson <rth@redhat.com>
2258 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
2259 optimization if current_function_calls_setjmp.
2261 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
2263 * c-tree.texi: Fix documentation of TREE_STRING_LENGTH for wide
2266 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2268 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
2269 (store_parm_decls): Likewise.
2270 * c-typeck.c (convert_arguments): Likewise.
2272 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
2274 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
2275 mark_constant_pool_use before output_addr_const.
2276 (struct pool_node): New field wend.
2277 (add_constant): Note a sequence of constants that are referenced
2279 (pool_window_label, pool_window_last): New variables.
2280 (dump_table): Emit a unspec_volatile representing the end of a
2281 sequence of constants.
2282 (mark_constant_pool_use): New function.
2283 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
2284 (consttable_2): Add the second operand which flags whether
2285 this consttable entry was used or not.
2286 (consttable_4, consttable_8, consttable_sf, consttable_df):
2288 (consttable_window_end): New insn.
2290 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2293 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
2294 (shl_and_kind): Cast wide constant.
2295 (gen_far_branch): Define as static, as in declaration.
2296 (barrier_align): Compute cache-line length as unsigned. Add
2297 parentheses in initial credit computation.
2298 (rounded_frame_size): Add parentheses.
2299 (permanent_obstack): Remove declaration. Include ggc.h for
2300 declaration of ggc_add_root_rtx().
2301 (get_free_reg): Removed declaration of unused variable reg.
2302 (legitimize_pic_address): Mark mode argument as unused.
2304 2001-06-03 Igor Shevlyakov <igor@windriver.com>
2306 * config/sh/sh.c (output_branch): Support for insn with lenght
2307 attr 12 & 16 which represents cond branches outside +-4096 range.
2309 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2311 * config/sh/lib1funcs.asm (ic_invalidate): Align the
2312 cache-mirroring sequence. Add nops.
2314 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
2316 * install.texi: Remove more old installation documentation.
2317 * doc/install.texi: Add relevant parts here.
2319 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2321 * doc/install.texi2html: New script.
2323 2001-06-03 David Edelsohn <edelsohn@gnu.org>
2325 * doc/install.texi: Update AIX information again.
2327 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2329 * gcc.texi, install.texi: Remove old system-specific installation
2331 * doc/install.texi: Move it to here.
2333 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2335 * doc/install.texi: Clean up Texinfo markup.
2337 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2339 * cpp.texi, cppinternals.texi, gcc.texi: Move contents to just
2342 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2344 * install.texi: Remove documentation of some configuration
2346 * doc/install.texi: Add relevant parts of this documentation here.
2348 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2350 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
2351 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
2353 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2355 * install.texi: Remove libgcc1 documentation.
2356 * gcc.texi: Remove link to Cross Runtime.
2358 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2360 * invoke.texi: Remove references to papers about sequence points to
2361 readings.html, refer to that page.
2363 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2365 * README: Update references to installation instructions.
2367 2001-06-01 Laurent Guerby <guerby@acm.org>
2368 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2370 * doc/install.texi: Define srcdir when sources come from CVS.
2371 Significantly improve markup. Wrap overly long lines.
2373 2001-05-31 Richard Henderson <rth@redhat.com>
2375 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2376 also link against libgcc.a.
2378 Thu May 31 19:17:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2380 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2382 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2384 * install.texi (Configuration): Add html links for --with-gnu-as &
2385 --with-gnu-ld and refer to them from hppa & SCO triplets.
2386 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2387 (Specific): Reword AVR binutils recommendation.
2389 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2391 * extend.texi: Fix formating of examples, eliminate some
2393 * gcc.texi: Eliminate some 'overfull hboxes'.
2394 * invoke.texi: Use two spaces between command options, eliminate
2395 some 'overfull hboxes'.
2397 2001-05-30 Richard Henderson <rth@redhat.com>
2399 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2401 2001-05-30 Tom Tromey <tromey@redhat.com>
2403 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2404 use it in the new association.
2406 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2407 David O'Brien <obrien@freebsd.org>
2409 FreeBSD system configuration merged from mainline.
2411 * config.gcc (the unlabeled system switch statement): Add
2412 generic configuration section to handle *-*-freebsd*. Also,
2413 to match the system compiler, default to threading support (it
2414 may be disabled with the standard --disable-threads
2415 configuration-time switch). Report bad configuration.
2416 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2417 (alpha*-*-freebsd* in machine-specific section): Likewise.
2419 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2420 configure-time options and target version of FreeBSD. Set-up
2421 to match architectural change in threading support. Correctly
2422 report when -pthread option is not supported by configure-time
2424 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2425 and extend to encode target version number in run-time setting
2426 of __FreeBSD__ macro to match the system compiler. Use #endif/#if pair
2427 instead of #elif (which is OK for this case but not in general).
2428 (CPP_PREDEFINES): Likewise.
2429 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2431 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2432 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2434 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2435 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2436 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2437 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2438 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2440 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2441 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2442 -pthread instead setting macro.
2444 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2445 John David Anglin <dave@hiauly1.hia.nrc.ca>
2447 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2448 to target type to allow ISO C++ compiler to accept it.
2449 * gthr-dce.h (__gthread_active_ptr): Likewise.
2450 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2452 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2454 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2455 so that we do accept comments in preprocessed input.
2457 2000-05-30 Kelley Cook <kelley.cook@home.com>
2459 * config/i386/i386.h (TARGET_SWITCHES): Remove -mmmx and -msse options.
2461 2001-05-30 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2463 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2464 of just copying CPP_CPU_SPEC.
2466 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2468 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2470 2001-05-30 Hans-Peter Nilsson <hp@axis.com>
2472 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2473 (DRIVER_DEFINES): Ditto.
2475 2001-05-29 Stan Shebs <shebs@apple.com>
2477 * gcc.texi: Add links for information about Objective-C.
2479 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2481 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2483 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2485 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2486 /bin/sed fails on [^\"]).
2487 (configargs.h): Likewise.
2488 * configure: Rebuilt.
2490 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2492 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2493 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2494 Remove trailing whitespace.
2496 2001-05-28 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2498 * c-common.c (c_common_nodes_and_builtins): Change __builtin_fsqrt
2500 * extend.texi (Other Builtins): Update documentation about
2503 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2505 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2506 became http://freeware.sgi.com/.
2508 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2510 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2512 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2514 * cpplib.c (run_directive): Set pfile->directive.
2516 2001-05-27 Nathan Sidwell <nathan@codesourcery.com>
2518 * lists.c (init_EXPR_INSN_LIST_cache): Only called once.
2519 * toplev.c (rest_of_compilation): Don't call it here.
2520 (compile_file): Call it here.
2522 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2524 * combine.c (try_combine): Fix typo in comment.
2525 * expr.c (expand_expr): Likewise.
2526 * config/i370/i370.md (untyped_call): Likewise.
2528 2001-05-26 Bruce Korb <bkorb@gnu.org>
2530 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2531 when fixincl is operating in test mode
2532 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2533 (AAB_ultrix_limits): remove redundant text
2534 (AAB_ultrix_memory): ditto
2535 (AAB_ultrix_string): ditto
2536 (djgpp_wchar_h): fix the test text
2537 (irix_stdio_va_list): add test text
2538 (irix_limits_const): add a testing output file (limits.h is overwritten)
2539 (strict_ansi_not_ctd): put limits.h second in list for same reason
2540 (solaris27_mutex_init): test text needed selection text, too
2542 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2543 when fixincl is operating in test mode
2545 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2547 * toplev.c (debug_args, f_options, W_options): Mark
2548 descriptions for translation.
2549 (display_help): Translate descriptions on output.
2551 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2552 objc/lang-options.h: Mark descriptions for translation.
2554 * aclocal.m4: Quote final argument of patsubst. Use
2555 3-argument form of AC_DEFINE. Restore quotes to [] while
2557 * configure, config.in: Regenerate.
2559 2001-05-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2561 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Remove MODE argument.
2563 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2565 * config/arc/initfini.c (.init): Fix typo.
2567 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2569 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2571 2001-05-25 Richard Henderson <rth@redhat.com>
2573 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2574 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2575 (sparc*-*-solaris2): Likewise.
2576 * config/t-linux: Remove shared libgcc macros.
2577 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2578 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2580 2001-05-25 Richard Henderson <rth@redhat.com>
2582 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2584 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2586 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2587 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2588 * fixinc/fixincl.x: Regenerate.
2589 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2590 (FIX_TEST_TABLE): Declare it.
2591 * fixinc/fixlib.h: Include config.h.
2593 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2595 * fixinc/inclhack.def (alpha___assert): Change char * args to
2596 const char * on Tru64 UNIX to avoid excessive warnings from
2598 * fixinc/fixincl.x: Regenerate.
2600 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2602 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2604 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2607 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2609 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2610 instead of rtx_equal_p for early clobber test.
2612 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2614 * aclocal.m4: Fixed typo.
2615 (gcc_AC_HEADER_STDBOOL): Define.
2616 (gcc_AC_C__BOOL): Define.
2617 * configure.in: Use them.
2618 (AC_CHECK_HEADERS): Remove stdbool.h
2619 * configure, config.in: Regenerate.
2621 2001-05-25 Richard Henderson <rth@redhat.com>
2623 * config/i386/i386.md: Revert previous change. Do not apply
2624 the peephole if the components do not die after the sequence.
2626 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2628 * config/i386/i386.md: Make sure cmpstr peepholes do not
2629 affect liveness information.
2631 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2633 * c-typeck.c (digest_init): Issue error messages about
2634 invalid constants, not warnings.
2636 * invoke.texi (-fno-builtin): Document that this is always on
2639 2001-05-24 Philip Blundell <philb@gnu.org>
2641 * config/arm/arm.c (output_return_instruction): Correctly handle
2642 interworking and interrupt functions.
2644 2001-05-24 Philip Blundell <philb@gnu.org>
2646 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2647 -m{no-}sched-prolog. Fix typos and improve formatting.
2649 2001-05-24 Philip Blundell <philb@gnu.org>
2651 * invoke.texi (ARM Options): Improve wording slightly. Add
2652 documentation for more options, including those for Thumb mode.
2653 Don't mention options that don't exist or are unimplemented.
2654 (Thumb Options): Delete; merged into above section.
2656 2001-05-24 Geoff Keating <geoffk@redhat.com>
2658 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2659 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2661 2001-05-23 Richard Henderson <rth@redhat.com>
2663 * doc/install.texi (alpha-linux): Require binutils 2.11.
2665 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2667 * extend.texi (Attribute Syntax): Clarify application of
2668 attributes to parameters declared as functions or arrays.
2670 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2672 * diagnostic.c (vnotice): Kill.
2673 (fnotice): Call vfprintf directly.
2674 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2675 verbatim, set_diagnostic_context): Rename string argument to
2676 indicate that it is run through gettext.
2677 (vbuild_message_string, build_message_string, output_do_printf):
2678 Rename string argument to indicate that it is NOT run through
2680 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2681 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2682 Run msgid argument through gettext.
2683 (default_print_error_function): Run constant strings through
2684 gettext when nothing else will.
2685 (fatal_error, internal_error, error_recursion): Use fnotice.
2686 Present complete sentences to gettext.
2688 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2690 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2692 2001-05-22 Richard Henderson <rth@redhat.com>
2694 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2695 section pointer alignment.
2697 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2699 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2700 of __USER_LABEL_PREFIX__.
2702 2001-05-22 Richard Henderson <rth@redhat.com>
2704 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2705 (__deregister_frame_info_bases): New.
2706 * unwind-dw2-fde.h: Declare it.
2707 * libgcc-std.ver: Export it.
2708 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2709 called __register_frame_info_bases.
2711 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2713 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2714 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2715 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2716 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2717 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2719 2001-05-22 Richard Henderson <rth@redhat.com>
2721 * libgcc2.c: Include hwint.h.
2723 2001-05-22 Richard Henderson <rth@redhat.com>
2725 * crtstuff.c (__register_frame_info_bases): Declare.
2726 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2727 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2729 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2730 (CRT_GET_RFIB_DATA): New.
2731 * config/i386/sysv4.h: Likewise.
2732 * config/i386/sco5.h: Likewise.
2733 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2735 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2737 * doc/install.texi (Specific): Remove a bogus and duplicate part
2738 copied from the end of the document.
2740 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2742 * install.texi: Remove obsolete information on SunOS as well as
2743 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2744 (Installing GNU CC on the Sun): Remove section.
2746 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2748 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2749 keep errno unchanged on success.
2751 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2753 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2754 once for hexadecimal floats, whether or not they contain a decimal
2755 point. Don't let the setting of pedantic otherwise affect the
2756 parsing of hexadecimal floats.
2758 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2760 * README.ACORN: Remove obsolete file.
2762 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2764 Merge objc.texi from mainline:
2765 2001-02-28 Ovidiu Predescu <ovidiu@cup.hp.com>
2766 * objc-features.texi: Document the @compatibility_alias compiler
2767 directive (description from Nicola Pero <n.pero@mi.flashnet.it>).
2769 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2771 * tree.h (type_num_arguments): Declare it.
2772 * tree.c (type_num_arguments): New function.
2774 2001-05-21 Richard Henderson <rth@redhat.com>
2776 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2779 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2781 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2782 non-register variables.
2783 * extend.texi: Document that asm-specifications do not make sense
2784 for non-static local variables.
2786 2001-05-17 Andrew Haley <aph@redhat.com>
2788 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2790 2001-05-20 Mark Mitchell <mark@codesourcery.com>
2791 Jim Wilson <wilson@redhat.com>
2793 * libgcc2.h (TItype): Do not assume that the host has 64-bit ntegers.
2794 (W_TYPE_SIZE): Likewise.
2796 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2798 * extend.texi: Clarify documentation of extensions included in ISO
2799 C99. Prefer C99 terminology and syntax to old GNU terminology and
2800 syntax. Add more index entries. Document mixed declarations and
2801 code as an extension in C89 mode. Warn about future changes to
2802 semantics of inline functions. Fixes PR other/930.
2804 2001-05-20 Richard Henderson <rth@redhat.com>
2806 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2807 to be output before a branch.
2809 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2810 * sched-deps.c (sched_analyze_insn): Remove unused vars.
2812 2001-04-05 Bernd Schmidt <bernds@redhat.com>
2813 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
2816 2001-04-04 Bernd Schmidt <bernds@redhat.com>
2817 * sched-deps.c (sched_analyze_insn): Partially revert March 27
2820 2001-05-20 Richard Henderson <rth@redhat.com>
2822 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2824 2001-05-20 Richard Henderson <rth@redhat.com>
2826 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2827 (ASM_DOUBLE): Remove.
2828 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2829 * config/i386/sun386.h: Likewise.
2831 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2832 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2834 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2835 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2836 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2837 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2839 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2840 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2841 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2842 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2843 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2844 * config/i386/win-nt.h, config/i386/win32.h: Likewise.
2846 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2848 * invoke.texi: Add more options to summary list.
2850 2001-05-19 Zack Weinberg <zackw@stanford.edu>
2852 * extend.texi: Document #pragma GCC java_exceptions.
2854 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2856 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2857 used. Fixes PR c/2291.
2858 * gcc.1: Regenerate.
2860 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2862 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2863 the -fpic and -fPIC options, clear flag_pic.
2865 2001-05-19 Brad Lucier <lucier@math.purdue.edu>, Alexandre Oliva <aoliva@redhat.com>
2867 * Makefile.in (alloca.o): Depend on $(GCONFIG_H).
2868 ($(HOST_PREFIX_1)alloca.o): Depend on $(HCONFIG_H). Arrange for
2869 hconfig.h to be included.
2871 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2873 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2875 (expand_eh_return): Convert between word_mode and Pmode.
2876 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2878 (execute_stack_op): Likewise.
2879 (execute_cfa_program): Likewise.
2880 (uw_frame_state_for): Likewise.
2881 (uw_update_context_1): Likewise.
2882 * unwind.inc (_Unwind_Reason_Code): Likewise.
2883 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2884 (EH_RETURN_STACKADJ_RTX): Likewise.
2885 * config/mips/mips.c (compute_frame_size): Make space for saving
2886 EH return registers.
2887 (mips_expand_epilogue): Handle EH stack adjustments.
2888 * config/mips/mips.md (eh_return): New pattern.
2889 (eh_set_lr_si): Likewise.
2890 (eh_set_lr_di): Likewise.
2891 Add splitter to perform EH return after reload.
2893 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2895 * jump.c (mark_jump_label): Tidy previous change.
2897 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2898 Bruce Korb <bkorb@gnu.org>
2900 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2901 found in fixinc directory. Facilitates binary distributions.
2903 2001-05-19 Bruce Korb <bkorb@gnu.org>
2905 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2906 * fixinc/genfixes: emit a warning if AutoGen is out of date
2907 * fixinc/fixincl.x: regen
2908 * fixinc/Makefile.in: open stdin for those building with a closed one.
2910 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2912 * jump.c (mark_jump_label): Tidy previous change.
2914 * jump.c (jump_optimize_1): Tidy.
2915 (mark_jump_label): When changing the label in a LABEL_REF, change
2916 update any REG_EQUAL notes as well.
2918 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2920 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2922 * toplev.c (main): If the target does not allow profiling without
2923 a frame pointer, issue an error message.
2924 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2927 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2929 * regrename.c (regrename_optimize): frame pointer register can
2932 2001-05-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
2934 * toplev.c (note_outlining_of_inline_function): Add ATTRIBUTE_UNUSED
2935 to argument declaration.
2937 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2939 * README.DWARF: Move into dwarfout.c.
2941 2001-05-18 Stan Shebs <shebs@apple.com>
2943 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2944 * configure: Regenerate.
2946 2001-05-18 Geoff Keating <geoffk@redhat.com>
2948 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2949 the link register if we're not going to use it.
2951 * config/rs6000/rs6000.c (output_function_profiler): Fix a warning.
2953 2001-05-18 Per Bothner <per@bothner.com>
2955 Changes needed for java/jvspec.c
2956 * gcc.h (n_infiles, outfiles): Add declarations.
2957 * gcc.c (n_infiles, outfiles): Mske no longer static.
2959 Fri May 18 10:12:19 2001 Jeffrey A Law (law@cygnus.com)
2961 * config/pa/som.h (EXCEPTION_SECTION): Define.
2963 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2966 2001-02-09 Nick Clifton <nickc@redhat.com>
2967 * config/arm/arm.md: Change output constraint on post inc
2968 load/store multiple patterns to be a read/write constraint.
2970 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2972 * function.c (expand_function_start): Avoid creating BLKmode
2975 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2977 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2978 DIE, even if it has no children.
2979 (dwarf2out_finish): Always output the line-number table, even if
2982 2000-05-18 David Edelsohn <edelsohn@gnu.org>
2984 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2986 2000-05-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2988 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2989 offsets if not REG_OK_STRICT.
2991 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2992 (INT_REG_OK_FOR_INDEX_P): Likewise.
2993 (INT_REG_OK_FOR_BASE_P): Likewise.
2994 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2995 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2996 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2997 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2998 REG_OK_FOR_BASE_P. Take an additional parameter.
2999 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
3000 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
3001 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
3002 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
3003 rs6000_legitimate_address() and use it.
3004 * config/rs6000/rs6000.c: Update all callers.
3005 (rs6000_legitimate_address): New function.
3007 2001-05-17 Mark Kettenis <kettenis@wins.uva.nl>
3009 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3011 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3013 * doc/install.texi: Update Solaris information.
3015 * except.h (protect_cleanup_actions): Remove it.
3016 (lang_protect_cleanup_actions): Declare it.
3017 * except.c (protect_cleanup_actions): Remove it.
3018 (lang_protect_cleanup_actions): New variable.
3019 (init_eh): Don't make protect_cleanup_actions a GC root.
3020 (expand_eh_region_and_cleanup): Call
3021 lang_protect_cleanup_actions.
3022 (output_function_exception_table): Remove unused `align'
3024 * varasm.c (assemble_external): Abort if we have not yet
3025 opened the assembly output file.
3027 Thu May 17 11:53:49 2001 Jeffrey A Law (law@cygnus.com)
3029 * pa.c (hppa_init_pic_save): No longer update last_parm_insn.
3031 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3032 for eh_personality_libfunc.
3034 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3036 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3037 (reload_as_needed): Call update_eliminable_offsets a bit later.
3039 * expr.c (protect_from_queue): Protect against subsequent calls to
3041 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3044 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3046 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3049 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3051 * gccbug.in (CATEGORIES): Add "bootstrap".
3053 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3055 * stmt.c (expand_asm_operands): For inout operands, make sure
3056 the substitution of '=' for '+' makes it into the rtl.
3058 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3060 * gcc.texi (gccbug): Refer to the web pages for detailed information
3063 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3064 Bruce Korb <bkorb@gnu.org>
3066 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3069 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3071 * assert.h: Removed.
3072 * libgcc-std.ver, sys-protos.h: Remove __eprintf.
3073 * libgcc2.c: Document that __eprintf exists for backward
3075 * configure.in: Correct commentary now assert.h does not exist.
3076 * configure: Regenerate.
3078 * Makefile.in: Delete INSTALL_ASSERT_H, assertdir, and all
3079 references to either. Delete install-assert-h target. Do not
3080 create $(assertdir) or $(gcc_tooldir) in mkinstalldirs target.
3081 Move _eprintf from LIB2FUNCS to LIB2FUNCS_ST; pass
3082 LIB2FUNCS_ST to mklibgcc.
3083 * cross-make: Don't set assertdir.
3084 * mklibgcc.in: Add support for LIB2FUNCS_ST.
3086 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3087 config/t-netbsd, config/t-openbsd, config/t-rtems, config/x-linux,
3088 config/alpha/t-interix, config/i386/t-beos, config/i386/t-interix,
3089 config/mcore/t-mcore, config/mcore/t-mcore-pe:
3090 No need to set INSTALL_ASSERT_H.
3092 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3093 fixinc/fixinc.svr4, fixinc/fixinc.winnnt, fixinc/fixinc.wrap,
3094 fixinc/fixincl.sh: Don't install assert.h.
3096 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3098 * i386.md: Add two peepholes to clean up code generated by
3101 2001-05-16 Richard Henderson <rth@redhat.com>
3103 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3104 variants of non-absolute encodings.
3106 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3108 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3109 __register_frame_info_table_bases): Export.
3111 Wed May 16 13:38:21 2001 Jeffrey A Law (law@cygnus.com)
3113 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3116 2001-05-16 Richard Henderson <rth@redhat.com>
3118 * except.c (eh_data_format_name): Move to ...
3119 * dwarf2asm.c: ... here. Use designated initializers if available.
3120 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3121 * dwarf2asm.h: Update declarations.
3122 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3123 ASM_PREFERRED_EH_DATA_FORMAT.
3124 (output_call_frame_info): Likewise. Use 'L' augmentation for
3127 * unwind-dw2-fde.h (struct fde_vector): New.
3128 (struct old_object): Rename from struct object.
3129 (struct object): New.
3130 (__register_frame_info_bases): Declare.
3131 (__register_frame_info_table_bases): Declare.
3132 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3133 * unwind-dw2-fde.c (objects): Remove.
3134 (unseen_objects, seen_objects): New.
3135 (__register_frame_info_bases): New.
3136 (__register_frame_info): Use it.
3137 (__register_frame_info_table_bases): New.
3138 (__register_frame_info_table): Use it.
3139 (__deregister_frame_info): Rewrite for changed object struct.
3140 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3141 (fde_unencoded_compare): Rename from fde_compare; uninline.
3142 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3143 (start_fde_sort): Adjust for new definition of fde_vector.
3144 (fde_insert): Likewise.
3145 (end_fde_sort): Likewise. Select comparison function based
3146 on properties of the object.
3147 (fde_split): Take object and fde_compare_t arguments.
3148 (frame_heapsort, fde_merge): Likewise.
3149 (classify_object_over_fdes): Rename from count_fdes. Handle
3150 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3152 (add_fdes): Handle encoded pointers.
3153 (init_object): Rename from frame_init. Update for new struct object.
3154 (linear_search_fdes): Rename from search_fdes. Handle encoded
3156 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3157 (binary_search_single_encoding_fdes): New.
3158 (binary_search_mixed_encoding_fdes): New.
3159 (search_object): New.
3160 (_Unwind_Find_FDE): Update for new struct object. Fill in
3162 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3163 iterating over EH data.
3164 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3165 fde_encoding, lsda_encoding.
3166 (read_uleb128, read_sleb128): Remove.
3167 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3168 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3169 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3171 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3173 2001-05-16 Andreas Jaeger <aj@suse.de>
3175 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3177 * toplev.c: Include dwarf2asm.h for prototype of
3178 dw2_output_indirect_constants.
3180 2001-05-16 Richard Henderson <rth@redhat.com>
3182 2001-03-08 Richard Henderson <rth@redhat.com>
3183 * configure.in (HAVE_AS_LEB128): New assembler check.
3184 * configure, config.in: Rebuilt.
3186 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3188 * doc/install.texi: Update AIX information.
3189 * README.RS6000: Remove obsolete file.
3191 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3193 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3195 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3196 Nathan Sidwell <nathan@codesourcery.com>
3198 * gcc.c (give_switch): Don't write before start of string.
3199 Always append suffix.
3201 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3203 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3206 2001-05-16 Dean Wakerley <dean@wakerley.com>
3208 * doc/install.texi: New file. Converted to texinfo from the HTML
3209 documentation in wwwdocs/htdocs/install.
3211 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3213 * README.ALTOS: Remove obsolete file.
3215 Tue May 15 22:12:41 2001 Jeffrey A Law (law@cygnus.com)
3217 * flow.c (life_analysis): After life analysis is complete, do
3218 an optional scan over insns looking for REG_LABEL notes that
3219 reference a deleted label.
3220 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3221 before peeking at LABEL_NUSES.
3223 2001-05-15 Richard Henderson <rth@redhat.com>
3225 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3226 (_Unwind_GetTextRelBase): New.
3228 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3230 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3232 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3234 * gthr-posix.h: Make additional pthread-* functions weak.
3236 2001-05-14 Richard Henderson <rth@redhat.com>
3238 * configure.in (gcc_cv_as_eh_frame): New test.
3239 * config.in, configure: Rebuild.
3240 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3242 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3244 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3245 for RETURNS as well.
3246 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3247 extended precision divide.
3249 2001-05-14 Andrew Haley <aph@redhat.com>
3251 * reload1.c (copy_eh_notes): New function.
3252 (emit_input_reload_insns): Call it.
3253 (emit_output_reload_insns): Call it.
3255 * emit-rtl.c (try_split): Copy EH notes to sequence.
3257 2001-05-14 Richard Henderson <rth@redhat.com>
3259 2001-04-12 Richard Henderson <rth@redhat.com>
3260 * Makefile.in (regmove.o): Depend on except.h.
3261 * regmove.c: Include it.
3263 Mon May 14 08:57:23 2001 Jeffrey A Law (law@cygnus.com)
3265 * config/pa/som.h (NM_FLAGS): Remove.
3266 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3267 (ASM_OUTPUT_SECTION_NAME): Remove.
3268 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3270 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3272 * regrename.c (regrename_optimize): Do not rename registers to
3275 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3277 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3278 contain MEMs. Remove useless distinction about clobbering
3281 2001-05-13 Richard Henderson <rth@redhat.com>
3283 2001-03-28 Richard Henderson <rth@redhat.com>
3284 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
3285 not TARGET_TOC for special toc restore handling.
3286 * config/rs6000/rs6000.md (eh_return): Likewise.
3288 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3290 * tm.texi (THREAD_MODEL_SPEC): Document it.
3291 * gcc.c (main): Use it.
3292 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3293 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3295 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3297 * rtl.h (SYMBOL_REF_WEAK): New macro.
3298 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3299 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3300 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3301 * gcc.texi: Remove wrong description.
3303 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3305 * stringpool.c (xxx, yyy): Remove.
3306 (get_identifier): Don't set them.
3308 * Makefile.in (STAMP): New macro.
3309 Replace all uses of `touch' with $(STAMP).
3310 * fixinc/Makefile.in: Likewise.
3312 2001-05-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3314 * i386.c (ix86_save_reg): Change `bool' parameter to `int'.
3316 2001-05-12 Richard Henderson <rth@redhat.com>
3318 EH merge from mainline, continued.
3320 2001-05-12 Richard Henderson <rth@redhat.com>
3321 * dwarf2asm.c (size_of_encoded_value): New function.
3322 * dwarf2asm.h: Declare it.
3323 * except.c (output_function_exception_table): Align the TType
3324 array only as wide as the encoding.
3326 2001-05-11 Richard Henderson <rth@redhat.com>
3327 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3328 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3329 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3330 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3331 (dw2_output_indirect_constants): Prototype.
3332 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3333 current_function_func_begin_label if we'll need it for EH. Exit
3334 early for IA64_UNWIND_INFO.
3335 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3336 (eh_data_format_name): Update for indirect references.
3337 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3338 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3339 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3340 define HAVE_eh_return etc.
3341 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3342 (final_end_function): Don't call output_function_exception_table.
3343 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3344 (rest_of_compilation): Invoke output_function_exception_table
3345 for ia64 before assemble_end_function.
3346 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3347 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3349 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3350 * unwind.h: Declare them.
3351 * libgcc-std.ver: Export them.
3352 * unwind-pe.h: New file.
3354 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3356 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3358 (find_fde_for_dso): Extract DT_PLTGOT.
3359 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3360 the segment and gp as well.
3361 * config/ia64/frame-ia64.c: Remove file.
3362 * config/ia64/frame-ia64.h: Remove file.
3363 * config/ia64/unwind-ia64.c: New file.
3364 * config/ia64/unwind-ia64.h: New file.
3365 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3366 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3367 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3368 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3369 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3370 (IA64_UNWIND_INFO): Re-enable.
3371 (HANDLER_SECTION): Remove.
3372 (EH_RETURN_DATA_REGNO): New.
3373 * config/ia64/ia64.md (exception_receiver): Remove.
3374 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3375 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3377 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3378 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3379 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3381 2001-05-05 Richard Henderson <rth@redhat.com>
3382 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3383 to the parent of the fixup region.
3385 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3386 * except.c (expand_eh_region_start): Don't start a new block.
3387 (expand_eh_region_end): Don't end a block.
3388 * stmt.c (expand_end_bindings): Don't end EH blocks.
3389 (expand_decl_cleanup): Starting an EH region won't change the block.
3390 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3391 (is_eh_region): Lose.
3394 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3395 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3397 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3398 * except.c (get_exception_filter): word_mode, not Pmode.
3400 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3401 * except.c (expand_eh_region_end_cleanup): Force pending stack
3402 adjust before emitting label that branches around cleanup code.
3404 2001-04-25 Richard Henderson <rth@redhat.com>
3405 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
3406 of registers to restore along non eh_return path.
3408 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
3409 * except.c (reachable_handlers): Step out one level from a RESX.
3411 * except.c (struct eh_region): Rename 'last' to 'resume'.
3412 (mark_eh_region, duplicate_eh_region_1): Adjust.
3413 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
3414 (build_post_landing_pads): Likewise.
3415 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
3416 (expand_eh_region_end_must_not_throw): Likewise.
3417 (connect_post_landing_pads): Thread (only) regions with non-deleted
3420 * except.c (expand_eh_region_end_cleanup): Save the EH return data
3421 registers around the cleanup.
3422 (get_exception_filter): New fn.
3423 (finish_eh_generation): Use it.
3425 2001-04-03 Richard Henderson <rth@redhat.com>
3426 * rtl.h (LCT_THROW): New.
3427 * calls.c (emit_library_call_value_1): Handle it.
3428 * except.c (connect_post_landing_pads): Use it.
3430 2001-03-28 Richard Henderson <rth@redhat.com>
3431 * except.c: Rewrite entirely for IA-64 ABI exception handling.
3432 * except.h: Likewise.
3434 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
3435 (LIB2ADDEHDEP): New.
3436 (LIB2FUNCS_EH): Remove.
3437 (LIB2ADD): Remove LIB2ADDEH.
3438 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
3439 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
3440 (crt{begin,end}[S].o): Likewise.
3441 (except.o): Update includes.
3442 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
3443 (libgcc2_c_dep): Use LIB2ADDEHDEP.
3445 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
3446 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
3447 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
3448 * builtins.c (expand_builtin): Implement it.
3449 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
3450 * c-common.c (c_common_nodes_and_builtins): Declare it.
3451 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
3452 * calls.c (libfunc_nothrow): Remove.
3453 (emit_library_call_value_1): Don't call it.
3454 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
3455 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
3456 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
3457 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
3458 (current_funcdef_number): Globalize.
3459 (output_call_frame_info): Emit frame data if an lsda is needed.
3460 Generate augmentation for personality routine. Don't play with
3462 (dwarf2out_begin_prologue): Record funcdef_number.
3463 * dwarf2out.h (current_funcdef_number): Declare.
3464 * expr.c (expand_expr): Update for except.h name changes.
3465 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
3466 * expr.h (LTI_throw, LTI_rethrow): Remove.
3467 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
3468 (LTI_eh_rtime_match): Remove.
3469 (LTI_unwind_resume, LTI_eh_personality): Add.
3470 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
3471 * final.c (final): Don't call check_exception_handler_labels,
3472 init_insn_eh_region, or free_insn_eh_region.
3473 (final_scan_insn): Always emit debug labels for
3474 NOTE_INSN_EH_REGION notes.
3475 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
3476 (record_active_eh_regions): Remove.
3477 (count_basic_blocks): Check all instructions for REG_EH_REGION.
3478 Use can_throw_internal.
3479 (find_basic_blocks_1): Likewise.
3480 (move_stray_eh_region_notes): Remove.
3481 (find_label_refs): No eh_return_stub_label.
3482 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
3483 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
3485 (delete_unreachable_blocks): Don't track deleted handlers.
3486 (flow_delete_block): Use maybe_remove_eh_handler.
3487 (delete_eh_regions): Remove.
3488 (merge_blocks): Don't check for eh region match.
3489 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
3490 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
3491 (init_propagate_block_info): Disable dead frame store optimization
3492 when current_function_calls_eh_return.
3493 (dump_bb): Don't print eh_beg, eh_end.
3494 * function.c (fixup_var_refs): No catch_clauses.
3495 (expand_function_end): Likewise. Call expand_eh_return before
3496 the return register use. Call sjlj_emit_function_exit_after.
3497 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
3498 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
3499 * ifcvt.c (dead_or_predicable): Remove eh region check.
3500 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
3501 Don't check for EH vs parameters.
3502 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
3503 (expand_inline_function): Call duplicate_eh_regions.
3504 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
3505 (copy_insn_notes): Remap REG_EH_REGION notes.
3506 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
3507 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
3508 check_exception_handler_labels, nor exception_optimize.
3509 (find_cross_jump): No EH region check.
3510 * optabs.c (init_optabs): Update for changed eh libfuncs.
3511 * rtl.def (RESX): New.
3512 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
3513 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
3514 checks. Update for except.h name changes.
3515 (expand_cleanups): Likewise.
3516 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
3517 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
3518 (compile_file): Call init_eh before init_optabs. Don't
3519 output_exception_table here.
3520 (rest_of_compilation): Call convert_from_eh_region_ranges,
3521 convert_to_eh_region_ranges, output_function_exception_table.
3522 Don't emit_eh_context.
3523 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
3524 (EXC_PTR_EXPR): New.
3526 * md.texi (eh_epilogue): Remove.
3527 (eh_return): Document.
3528 * tm.texi (EH_RETURN_DATA_REGNO): Document.
3529 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
3531 * eh-common.h: Remove file.
3532 * frame-dwarf2.c, frame.c, frame.h: Remove files.
3533 * libgcc2.c (L_eh): Remove.
3535 * unwind-dw2-fde.c: New file, largely copied from frame.c.
3536 * unwind-dw2-fde.h: New file.
3537 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
3538 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
3539 * libgcc-std.ver: Update for eh symbols.
3541 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
3542 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
3543 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
3544 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
3545 (EH_RETURN_DATA_REGNO): New.
3546 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
3547 * config/alpha/alpha.md (eh_epilogue): Remove.
3548 (exception_receiver): Use $26 for ldgp input.
3549 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3551 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
3552 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
3553 True for pic register if current_function_calls_eh_return.
3554 (ix86_expand_epilogue): Change "emit_return" argument into "style".
3555 Handle eh_return requirements.
3556 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
3557 (EH_RETURN_STACKADJ_RTX): New.
3558 * config/i386/i386.md (exception_receiver): Remove.
3559 (eh_return, eh_return_1): New.
3560 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3562 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
3563 for eh_return data registers.
3564 (rs6000_emit_prologue): Save eh_return data registers.
3565 (rs6000_emit_epilogue): Force inline restores if eh_return.
3566 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
3567 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
3568 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
3569 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
3570 the target uses one.
3571 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
3572 (return_eh_si, return_eh_di): Remove.
3573 (eh_return): New, from corpse of eh_epilogue.
3574 (eh_set_lr_si, eh_set_lr_di): New.
3576 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
3577 current_function_calls_eh_return.
3578 (output_function_epilogue): Handle eh_return.
3579 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
3580 (EH_RETURN_DATA_REGNO): New.
3581 (EH_RETURN_STACKADJ_RTX): New.
3582 (EH_RETURN_HANDLER_RTX): New.
3583 * config/sparc/sparc.md (call/short branch peepholes): Check
3584 can_throw_internal instead of in_same_eh_region.
3586 2001-03-17 Richard Henderson <rth@redhat.com>
3587 * dwarf2out.c (queue_reg_save): New.
3588 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
3589 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
3591 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
3592 (cfa, cfa_store, cfa_temp): Make static.
3593 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
3595 2001-03-16 Richard Henderson <rth@redhat.com>
3596 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
3597 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
3598 (dw2_asm_output_delta_uleb128): Likewise.
3599 (dw2_asm_output_delta_sleb128): Similarly.
3600 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
3602 2001-03-15 Richard Henderson <rth@redhat.com>
3603 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
3604 if provided by the target.
3605 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
3606 (dw2_asm_output_addr): New.
3607 * dwarf2asm.h (dw2_asm_output_addr): Declare.
3608 * dwarf2out.c (output_cfi): Use it for program addresses.
3609 (output_call_frame_info, output_die): Likewise.
3610 (output_aranges, output_line_info): Likewise.
3612 2001-03-06 Krister Walfridsson <cato@df.lth.se>
3613 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
3615 2001-03-02 Richard Henderson <rth@redhat.com>
3616 * Makefile.in (OBJS): Add dwarf2asm.o.
3617 * dwarf2asm.c, dwarf2asm.h: New files.
3618 * dwarf2out.c (*): Use them.
3619 (size_of_uleb128, size_of_sleb128): Remove.
3620 (output_uleb128, output_sleb128): Remove.
3621 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
3622 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
3623 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
3624 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
3625 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
3626 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
3627 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
3628 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
3629 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
3630 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
3631 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
3632 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
3633 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
3634 (dwarf2out_frame_debug): Remove unused variables.
3635 (output_loc_operands): Don't abort on 8 byte constants if
3636 host integers are wide enough.
3637 (output_symbolic_ref): Remove.
3638 (size_of_die): Don't assume 4 byte host integers.
3639 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
3641 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
3642 something stupid with HOST_WIDE_INT to long truncation.
3643 [CONST_DOUBLE]: Likewise.
3645 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
3646 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
3647 * config/arm/unknown-elf.h: Likewise.
3648 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
3649 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
3650 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
3651 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
3652 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
3653 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
3654 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
3655 (ASM_OUTPUT_DWARF_OFFSET): Remove.
3656 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
3657 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3658 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
3659 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
3661 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
3662 * i386.c (ix86_frame): New structure.
3663 (ix86_compute_frame_size): Kill.
3664 (ix86_compute_frame_layout): New.
3665 (ix86_save_reg): New.
3666 (ix86_can_use_return_insn_p): Use frame layout stuff.
3667 (ix86_expand_prologue): Likewise.
3668 (ix86_expand_epilogue): Likewise.
3669 (ix86_initial_elimination_offset): Likewise.
3670 (ix86_nsaved_regs): Use ix86_save_reg.
3671 (ix86_emit_save_regs): Likewise.
3673 2001-05-12 Richard Henderson <rth@redhat.com>
3675 EH merge from mainline, parts 5 - 16.
3676 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
3677 reduce false positives.
3678 (regmove_optimize): Disable if flag_non_call_exceptions.
3680 * stmt.c (expand_return): Remove always true predicate.
3681 (expand_decl_cleanup_no_eh): Remove dead code.
3683 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
3684 barrier code. Add a scheduling barrier if a non-call insn
3685 can throw internally.
3687 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
3688 Auto-inc addresses trap only if their base register does.
3690 * except.c (can_throw_internal): Rename from can_throw.
3691 * except.h, resource.c: Update references.
3693 * integrate.c (copy_insn_list): Use returnjump_p.
3694 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
3696 * integrate.h (struct inline_remap): Add local_return_label.
3697 * integrate.c (expand_inline_function): Initialize it and emit
3698 it after copy_insn_notes.
3699 (copy_insn_list): Don't store local_return_label here.
3700 (copy_insn_notes): New function split out from copy_insn_list.
3702 * function.h (struct function): Move all boolean valued fields
3703 to single bit fields at the end of the struct.
3705 * flow.c (cleanup_cfg): Take no argument.
3706 * output.h, sibcall.c, toplev.c: Update all calls.
3708 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
3709 (calculate_global_regs_live): Kill call-clobbered registers
3710 across exception edges.
3711 * reg-stack.c (convert_regs_1): Kill the entire target stack
3712 across non-call exception edges.
3714 * flags.h (flag_new_exceptions): Remove.
3715 * toplev.c: Don't set it.
3716 * final.c: Don't check it.
3717 * except.c: Provide stub definition.
3719 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
3720 exceptions, put the note on the trapping instruction.
3722 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
3723 value to target configuration header.
3724 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
3725 * config.in, configure: Rebuild.
3726 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
3727 configuration and target defines.
3728 (exceptions_via_longjmp): Remove.
3729 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
3730 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
3732 2001-05-12 Richard Henderson <rth@redhat.com>
3734 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3735 * mkconfig.sh (DEFINES): Handle entries with '='.
3737 2001-03-22 Zack Weinberg <zackw@stanford.edu>
3738 * mkconfig.sh: Use a subshell with redirected stdout,
3739 instead of closing stdout and confusing commands that run
3740 afterward. Throw away output of cmp.
3742 2001-03-22 Richard Henderson <rth@redhat.com>
3743 * mkconfig.sh: Include insn-flags.h.
3744 * Makefile.in (CONFIG_H): Include insn-flags.h.
3745 (lots of objects): Remove insn-codes.h and insn-flags.h.
3747 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
3748 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
3749 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
3750 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
3751 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
3752 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
3753 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
3754 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
3755 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
3756 v850/v850.c, vax/vax.c:
3757 Don't include insn-flags.h.
3759 * diagnostic.c, expr.h, reload.c, toplev.c:
3760 Don't include insn-codes.h.
3762 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
3763 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
3764 c4x/c4x.c, i960/i960.c, mips/mips.c:
3765 Don't include insn-codes.h or insn-flags.h.
3767 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
3768 or insn-flags.h in the generated code.
3769 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
3770 (main): Forward declare struct rtx_def.
3772 2001-03-09 Zack Weinberg <zackw@stanford.edu>:
3773 * configure.in: Prune nonexistent files from build_xm_file,
3774 xm_file, and host_xm_file lists. Warn unless they're
3776 Don't generate *config.h here.
3777 AC_SUBST all variables needed to generate *config.h.
3778 * mkconfig.sh: New helper script, from code removed from
3780 * Makefile.in: Substitute in variables needed to generate *config.h.
3781 Stop lying about the dependencies contained in CONFIG_H and
3783 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
3784 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
3785 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
3786 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
3787 $(TM_P_H), etc. as appropriate.
3789 2001-05-12 Richard Henderson <rth@redhat.com>
3791 EH merge from mainline, parts 1 - 4.
3792 * gthr-single.h (UNUSED): New. Distinguish between how C
3793 and C++ mark unused function arguments. Use throughout.
3795 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
3797 Rename asynchronous_exceptions to flag_non_call_exceptions.
3798 * except.h (flag_non_call_exceptions): Move ...
3799 * flags.h: ... here.
3801 * rtl.h (LCT_NORETURN): New.
3802 * calls.c (emit_library_call_value_1): Handle it.
3804 * function.c (expand_function_start): Set DECL_REGISTER on
3805 a pseudo used for DECL_RESULT.
3807 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3809 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3810 about files not ending in newlines.
3812 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3814 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3815 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3817 2001-05-11 Richard Henderson <rth@redhat.com>
3819 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3820 calls and jumps to be bundled together.
3821 (ia64_reorg): Emit a break after a noreturn call that ends
3823 * config/ia64/ia64.md (break_f): New.
3825 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3827 * regmove.c (regmove_optimize): Suppress the optimization for
3828 unchanging destination register. Add comment above function.
3830 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3832 * loop.h (struct movables): Remove `num'.
3833 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3834 Adjust call to strength_reduce.
3835 (num_unmoved_movables): New function.
3836 (move_movables): Don't set movables->num.
3837 (strength_reduce): Compute the number of instructions in the loop
3838 here, rather than in the caller.
3839 (check_dbra_loop): Always clear reversible_mem_store if there
3840 are any memory sets.
3841 (loop_regs_scan): Don't count instructions here.
3842 (count_insn_in_loop): New function.
3844 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3846 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3848 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3849 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3851 Thu May 10 18:23:11 2001 Jeffrey A Law (law@cygnus.com)
3853 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3854 a computed jump into an unconditional jump.
3855 In second hunk of code for collapsing computed and conditional jumps
3856 into unconditional jumps, reemit the jump in additional cases.
3858 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3860 * expr.c (emit_group_load): extract_bit_field requires a REG or
3863 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3865 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3866 contents for a SYMBOL_REF in case of floating point constants.
3868 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3870 * cppinit.c (cpp_post_options): Shut off macro expansion if
3872 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3873 IN_I directives only if the # is in column 1 and the directive
3874 name begins in column 2.
3875 * cppmain.c (scan_buffer): Insert a space between # and an
3876 identifier, when that identifier is a directive name.
3878 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3879 in the header search path.
3880 (enum node_type): Add T_INCLUDE_NEXT.
3881 (directive_table): Add entry for include_next.
3882 (do_include_next): New function.
3883 (process_include): New routine, broken out of do_include.
3884 (finclude): Insert 'nhd' argument, to be copied into
3885 next_header_dir of the new buffer.
3886 (main): Adjust to match.
3887 * gsyslimits.h, limity.h: Un-indent #include_next.
3889 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3891 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3892 inclusion as a chapter of the GCC manual.
3893 * gcc.texi: Include objc.texi.
3894 * fdl.texi: Use @unnumberedsec for the addendum.
3895 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3897 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3899 * pa.md (interspace_jump): Revise comment.
3900 (builtin_longjmp): Block initial setup insns from delay slot of
3902 (builtin_setjmp_receiver): New expander to save and restore PIC
3905 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3907 2001-05-07 Mark Mitchell <mark@codesourcery.com>
3909 * gcc.texi: Remove references to CHILL.
3910 * invoke.texi: Likewise.
3911 * install.texi: Likewise.
3913 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3915 * Makefile.in (tradcpp0): Correct typo in dependency list.
3917 2001-05-06 Andreas Jaeger <aj@suse.de>
3919 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3920 (i386 Options): Document -momit-leaf-frame-pointer.
3922 Sun May 6 10:54:20 2001 Jim Wilson <wilson@redhat.com>
3924 * dwarf2out.c (output_line_info): Fix typo.
3926 2001-05-05 Richard Henderson <rth@redhat.com>
3928 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3930 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3932 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3933 between X and Y by using sequences of xgdx and xgdy.
3935 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3937 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3938 of '!' for the 'D' alternative ('!' is too strong).
3939 ("*logicalsi3_silshl16"): Likewise.
3940 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3941 ("movstrictsi"): Remove spurious '+'.
3942 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3943 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3944 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3947 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3949 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3951 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3953 * config/rs6000/rs6000.md (ashldi3 splits): Guard with TARGET_POWERPC64.
3955 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3957 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3958 soft register, use ror instead of rol.
3960 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3962 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3963 into account pre/post increment decrement for 68HC12.
3964 Fix other problems in replacement and fix call to reg_mentioned_p.
3966 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3968 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3969 Put the soft registers in bss for 68HC12.
3970 (L_regs_d3_4): New for _.d3 and _.d4.
3971 (L_regs_d5_6): Likewise.
3972 (L_regs_d1_2): Likewise.
3973 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3975 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3977 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3978 to the pre-processor when -fshort-double is specified.
3979 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3981 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3983 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3984 (__mulsi3): Rewrite for 68HC12.
3985 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3986 Mark 'x' constraint with earlyclobber to prevent a
3987 RELOAD_FOR_OTHER_ADDRESS to go in it.
3988 (mulhi3_m68hc12): New pattern.
3989 (mulhi3_m68hc11): Rename of mulhi3.
3990 (mulhi3): New expand for 68HC12 optimisation.
3991 (umulhisi3, mulhisi3): New patterns for 68HC12.
3993 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3995 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3996 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3997 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3999 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4001 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4002 constants cheap after reload.
4003 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4005 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4006 so that gcc prefers a shift by 16.
4007 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4009 2001-05-04 Mark Elbrecht <snowball3@bigfoot.com>
4011 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4012 (CPP_SPEC): Conditionally define MSDOS and GO32.
4013 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4014 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4016 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4018 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4020 * hash.c (hash_lookup): Likewise.
4022 * hash.h (hash_lookup): Likewise.
4024 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4026 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4028 * config/t-freebsd: Don't install "assert.h" in gcc. Compile
4029 crtbeginS.o and crtendS.o with PIC.
4031 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4033 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4035 ("bitcmpqi2"): New pattern for bit-extract and test.
4036 ("bitcmphi"): New pattern for bitb/bita instructions.
4038 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4040 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4042 (INITIALIZE_TRAMPOLINE): Call it.
4043 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4044 (TRAMPOLINE_TEMPLATE): Remove.
4045 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4046 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4049 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4051 * gccbug.in: Use a temporary directory when the mktemp command is
4054 2001-05-03 David Edelsohn <edelsohn@gnu.org>
4056 * config/rs6000/aix51.h: Remove duplicate header file inclusion as
4057 reported by David O'Brien <obrien@FreeBSD.org>.
4059 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4061 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4062 * integrate.c (expand_inline_function): Use xcalloc to allocate
4064 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4067 2001-05-02 Geoff Keating <geoffk@redhat.com>
4069 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4070 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4071 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4072 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4073 ctrdi_internal6): In the short-branch case, this insn is only 4
4074 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4076 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
4077 (setup_incoming_varargs): Remove warning.
4079 * config/rs6000/rs6000.c (validate_condition_mode): When
4080 flag_fast_math, allow floating-point conditionals to be reversed.
4081 (rs6000_generate_compare): When flag_fast_math, don't generate
4082 cror operations for FP conditionals.
4084 2001-05-02 Dale Johannesen <dalej@apple.com>
4086 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4088 (STRICT_ARGUMENT_NAMING): Define.
4089 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4090 function_arg_partial_nregs, setup_incoming_varargs): Remove
4091 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4094 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4096 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4099 * expr.c (store_field): Do nothing except elaborate side-effects if
4102 2001-05-02 Nick Clifton <nickc@cambridge.redhat.com>
4104 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4105 constant pool, use the pool's SYMBOL_REF instead.
4107 2001-05-01 Per Bothner <per@bothner.com>
4109 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4110 call do_pending_stack_adjust before emiting label.
4112 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4114 * extend.texi: Fix typo.
4116 2001-05-01 Stan Shebs <shebs@apple.com>
4118 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4119 of UOBJC_MODULES_decl.
4120 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4121 (generate_descriptor_table): Ditto.
4122 (generate_protocols): Ditto.
4123 (generate_protocol_list): Ditto.
4124 (generate_classref_translation_entry): Ditto.
4126 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4128 * ChangeLog (2001-02-21): Remove erroneous entry.
4129 * gcc.c (cc1_options): Add "-param".
4130 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
4131 (option_map): Likewise.
4132 (display_help): Add "--param" to 'other' options.
4133 * invoke.texi (Optimize Options): Add documentation for `--param
4134 max-delay-slot-insn-search' and `--param
4135 max-delay-slot-live-search' and reorder --param section.
4136 * params.def: Modify initial comment.
4137 * params.h (param_info): Add `help' member.
4138 * toplev.c (lang_independent_params): Include `help' description.
4139 (display_help): Print --param parameters.
4140 (independent_decode_option): Fix typographical error.
4142 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4144 * c-tree.texi (USING_STMT): Document.
4146 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4147 Richard Henderson <rth@redhat.com>
4149 * extend.texi: Improve documentation of volatile asms.
4151 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4153 * c-tree.texi: Fix thinko.
4154 * gcc.texi: Likewise.
4156 2001-04-30 Richard Henderson <rth@redhat.com>
4158 * c-common.c (c_promoting_integer_type_p): New function, from the
4159 corpse of old macro. Properly promote too-small enumerations and
4160 booleans. Adjust all callers.
4161 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4162 (c_promoting_integer_type_p): Declare.
4163 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4164 * c-typeck.c: Likewise.
4165 (default_conversion): Remove now redundant boolean check.
4167 2001-04-30 Jan Hubicka <jh@suse.cz>
4168 Richard Henderson <rth@redhat.com>
4170 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4172 (combine_stack_adjustments_for_block): Don't combine stack
4173 allocation followed by deallocations. Handle grow-up stacks.
4175 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4177 * fdl.texi: New file.
4178 * c-tree.texi: Use the GFDL.
4179 * gcc.texi: Likewise.
4181 2001-04-30 Stan Shebs <shebs@apple.com>
4183 * invoke.texi: Add a section documenting Objective-C options.
4185 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4187 * regmove.c (record_stack_memrefs): Catch all references to the
4190 2001-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4192 * pa.c (hppa_init_pic_save): Update last_parm_insn after emitting
4195 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4197 * extend.texi (extended asm): Fix typo.
4199 Sat Apr 28 10:32:26 2001 Jeffrey A Law (law@cygnus.com)
4201 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4202 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4203 into the constant pool.
4204 * jump.c (jump_optimize_1): Remove barrier successors after all
4205 the LABEL_NUSES counds have been computed.
4206 (delete_barrier_successors): When deleting a tablejump insn, also
4207 delete the jump table it uses.
4208 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4211 2001-04-28 Andreas Jaeger <aj@suse.de>
4213 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4215 * extend.texi: Likewise.
4217 2001-04-28 Andreas Jaeger <aj@suse.de>
4219 * md.texi: Use XX-bit instead of XXbit or XX bit where
4222 2001-04-28 Andreas Jaeger <aj@suse.de>
4223 Richard Henderson <rth@redhat.com>
4225 * md.texi (Machine Constraints): Fix description of "A" for
4228 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4230 * collect2.c (main): Add `-L' case to remove duplicate entries.
4231 (is_in_args): New function to check for a duplicate argument.
4232 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4233 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4234 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4235 Define to be nonzero.
4237 Fri Apr 27 10:41:06 2001 Jeffrey A Law (law@cygnus.com)
4239 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4241 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4243 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4244 common to other movsf patterns. Move up so that in future
4245 people who change the other patterns will change it too.
4246 (movsf_lo_sum): Allow even for soft-float; add appropriate
4248 (movsf_high): Likewise.
4249 (movsf_high+1): Allow even for soft-float.
4251 2001-04-26 Mark Mitchell <mark@codesourcery.com>
4253 * invoke.texi: Document more C++ command-line options.
4255 2001-04-26 H.J. Lu (hjl@gnu.org)
4257 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4259 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4261 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4262 (ASM_OUTPUT_SECTION_NAME): Likewise.
4263 (ASM_WEAKEN_LABEL): Likewise.
4264 (UNIQUE_SECTION): Likewise.
4265 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4266 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4267 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4268 (ASM_OUTPUT_SECTION_NAME): Likewise.
4269 (ASM_WEAKEN_LABEL): Likewise.
4270 (UNIQUE_SECTION): Likewise.
4271 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4272 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4273 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4274 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4275 (ASM_FILE_START): Likewise.
4276 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4277 (ASM_DECLARE_OBJECT_NAME): Likewise.
4278 (ASM_FILE_END): Likewise.
4279 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4280 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4281 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4282 (ASM_OUTPUT_CASE_LABEL): Likewise.
4283 (ASM_OUTPUT_SKIP): Likewise.
4284 (ASM_OUTPUT_ASCII): Likewise.
4285 (ASM_OUTPUT_IDENT): Likewise.
4286 (READONLY_DATA_SECTION): Likewise.
4287 (EXTRA_SECTIONS): Likewise.
4288 (EXTRA_SECTION_FUNCTIONS): Likewise.
4289 (SELECT_RTX_SECTION): Likewise.
4290 (SELECT_SECTION): Likewise.
4292 * config/mips/linux.h (INVOKE__main): Undefine.
4293 (CTOR_LIST_BEGIN): Likewise.
4294 (CTOR_LIST_END): Likewise.
4295 (DTOR_LIST_BEGIN): Likewise.
4296 (DTOR_LIST_END): Likewise.
4297 (SET_ASM_OP): Defined it to ".dummy".
4298 (ASM_OUTPUT_DEF): Defined.
4299 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4301 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4303 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4305 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4307 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4310 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4312 * configure.in (configargs.h): Define thread_model.
4313 * configure: Rebuilt.
4314 * gcc.c (main): Print it with -v.
4316 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4318 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4319 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4320 * gcc.1: Regenerate.
4322 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4324 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4325 is_redundant_typedef): Use static inline instead of inline static.
4327 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4329 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4330 this directory is always searched.
4332 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4334 * loop.c (try_swap_copy_prop): Go back to checking insn.
4336 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4338 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4339 out and comparison sequence has been detected, put result into
4340 proper temporary pseudo.
4342 2001-04-24 Mark Mitchell <mark@codesourcery.com>
4344 * dwarf2out.c (dwarf2out_finish): Forcibly return to the data
4345 section after emitting information.
4347 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4349 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4350 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4351 * libgcc2.c: Remove __dummy and __empty functions, and all
4352 code for __builtin_saveregs.
4353 * libgcc2.h: Don't prototype __builtin_saveregs, __dummy, or __empty.
4354 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4355 for future reference.
4357 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4359 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4360 passing nested NOP_EXPRs to fold.
4362 2001-04-23 Mark Mitchell <mark@codesourcery.com>
4364 * dwarf2out.c (rtl_for_decl_location): Add comments. Abort
4365 if the decl is abstract.
4366 (add_bound_info): Don't try to get the location of an abstract
4369 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4371 * loop.c (loop_delete_insns): Add prototype.
4373 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4375 * flow.c (proagate_one_insn): Remove useless assignment.
4376 * jump.c (delete_insn): Tidy.
4377 * loop.c (try_copy_prop): When deleting an instruction with a
4378 REG_RETVAL note, delete the entire libcall sequence.
4379 (loop_delete_insns): New function.
4380 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4381 we're not substituting into them yet.
4383 2001-04-21 Kazu Hirata <kazu@hxi.com>
4385 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4387 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4389 * config/i960/i960.c (signed_arith_operand): Likewise.
4391 * calls.c (expand_call): Fix a comment typo.
4393 Fri Apr 20 12:22:15 2001 Jeffrey A Law (law@cygnus.com)
4395 * config/pa/som.h (NM_FLAGS): Define.
4397 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4399 * ia64.c (ia64_flag_schedule_insns2): New variable.
4400 (ia64_override_options): Initialize it. Clear
4401 flag_schedule_insns_after_reload.
4402 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
4404 Thu Apr 19 19:12:57 2001 Jeffrey A Law (law@cygnus.com)
4406 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4407 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4409 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4410 name at 32 total characters.
4411 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4412 functions in named sections -- data items can still go into unique
4413 sections, but they have normal names (ie $LIT$ and $DATA$).
4415 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4418 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4420 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4421 that language-independent processing should not be done.
4422 * toplev.c (main): Adjust accordingly.
4424 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4425 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4427 * mips.md (reload_outputdi): Require that operand0 be a
4430 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4432 * invoke.texi (-Wshadow): Clarify.
4434 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4436 * loop.c (load_mems): Examine all the instructions in the loop
4437 before concluding that all jumps branch to the first instruction
4440 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4442 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4444 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4446 * cpp.texi (-Wwhite-space): Remove.
4447 (-Wall): -Wall does not imply -Wwhite-space.
4449 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4451 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4452 use it instead of blindly generating a .stabs.
4453 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4455 * xcoffout.c: Don't bother defining default for N_CATCH.
4456 (UNKNOWN_STAB): Use internal_error.
4457 (stab_to_sclass): Remove now-unnecessary aborts.
4458 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4460 Tue Apr 17 21:39:12 2001 Jeffrey A Law (law@cygnus.com)
4462 * jump.c (mark_all_labels): Canonicalize the tail recursion
4463 label attached to CALL_PLACEHOLDER insns.
4465 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4467 * dbxout.c (N_OPT): Define if not available from <stab.h>
4469 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4471 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4472 libraries and native K&R compilers.
4474 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4476 * c-typeck.c (convert_arguments): Don't check for width changes
4479 * invoke.texi (-Wtraditional): Update documentation.
4481 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4483 * toplev.c (output_lang_identify): Delete.
4484 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4485 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4486 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4487 after calling ASM_FILE_END.
4489 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4490 Instead, unconditionally emit an N_OPT stab with string equal
4491 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4493 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4495 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4496 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4497 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4498 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4499 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4500 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4501 config/i370/i370.h, config/i386/beos-elf.h,
4502 config/i386/osf1elf.h, config/i386/osfrose.h,
4503 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4504 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4505 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4506 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4507 config/mips/iris6.h, config/mips/osfrose.h,
4508 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4509 config/sparc/sp64-elf.h:
4510 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4511 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4513 * config/elfos.h, config/freebsd.h, config/linux.h,
4514 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4515 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4516 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4517 of ASM_FILE_START which merely emit a .version directive. Delete
4518 definitions of ASM_FILE_END which merely emit an .ident directive.
4520 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4521 ASM_IDENTIFY_GCC and move part of its logic into
4524 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4525 config/sparc/linux-aout.h: Don't emit .version directive in
4528 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4529 (output_file_start): Correct comment.
4531 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4532 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4534 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4535 * config/rs6000/aix.h: Correct comment.
4537 * config/i386/i386afe.h: Delete.
4538 * config.gcc: Remove references to i386afe.h.
4540 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4541 other macros deleted by this patch were undocumented.
4543 Mon Apr 16 08:02:14 2001 Jeffrey A Law (law@cygnus.com)
4545 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4547 * pa.c (secondary_reload_class): SAR<->FP copies require a
4550 * install.texi (mips-mips-bsd): Update list of functions
4551 required to include memmove.
4552 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4553 used functions to include memmove.
4555 2001-04-15 Mark Mitchell <mark@codesourcery.com>
4557 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4560 2001-04-15 Jim Wilson <wilson@redhat.com>
4562 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4564 2001-04-13 Jim Wilson <wilson@redhat.com>
4566 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4567 (first_instruction): New static variable.
4568 (rtx_needs_barrier): Return 1 for alloc.
4569 (init_insn_group_barriers): Set first_instruction.
4570 (rws_sum): Delete duplicate definition.
4571 (group_barrier_needed_p): Return 0 when first_instruction true.
4572 (safe_group_barrier_needed_p): Save and restore first_instruction
4573 around group_barrier_needed_p call.
4575 Fri Apr 13 21:33:59 2001 Loren J. Rittle <ljrittle@acm.org>
4577 * expr.h (enum libfunc_index): Add LTI_memmove.
4578 (memmove_libfunc): Define macro.
4579 * optabs.c (init_optabs): Initialize memmove_libfunc.
4580 * expr.c (expand_assignment): Use memmove_libfunc instead of
4583 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4585 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4588 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4590 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
4591 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
4592 MAKEINFO and MAKEINFOFLAGS too.
4593 (stage4_build): Correctly order -B flags.
4595 2001-04-12 Jim Wilson <wilson@redhat.com>
4597 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
4598 to just emit an fnorm.
4600 2001-04-12 Mark Mitchell <mark@codesourcery.com>
4602 * invoke.texi: Document --param max-gcse-memory.
4604 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
4606 * sh.md (builtin_setjmp_receiver): New expander.
4608 2001-04-12 Kelley Cook <kelley.cook@home.com>
4610 * config-lang.in (lang_dirs): Add in zlib.
4612 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4614 * dwarf2out.c (modified_type_die): Don't create new types here.
4615 * tree.h (get_qualified_type): New function.
4616 (build_qualified_type): Adjust comment.
4617 * tree.c (get_qualified_type): New function.
4618 (build_qualified_type): Use it.
4620 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4622 * cpp.texi (-Wtraditional): Update description.
4624 * invoke.texi (-Wtraditional): Likewise.
4626 2001-04-11 Jim Wilson <wilson@redhat.com>
4628 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
4629 requires more than 64 bits of alignment.
4631 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
4633 * cpplib.c (do_line): Sanity check iff enable checking.
4635 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4637 * Makefile.in (gcse.o): Depend on params.h.
4638 * gcse.c: Include params.h.
4639 (gcse_main): Don't do GCSE if doing so will take inordinate
4641 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
4642 * params.h (MAX_GCSE_MEMORY): New macro.
4644 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4646 * c-typeck.c (convert_arguments): -Wtraditional now activates
4647 -Wconversion warnings, except for changes in signed-ness.
4648 Detect complex<->int & int<->complex conversions as well.
4650 * invoke.texi (-Wtraditional): Document it.
4652 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4654 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4656 2001-04-11 Jason Merrill <jason_merrill@redhat.com>
4658 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
4660 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
4661 * varasm.c (CHKR_PREFIX): Likewise.
4663 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4665 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4667 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4669 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4670 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4671 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4672 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4673 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4675 2001-04-09 Neil Booth <neil@daikokuya.demon.co.uk>
4677 * configure.in: Add check for lstat.
4678 * configure, config.in: Regenerate.
4679 * cppinit.c (append_include_chain): Make empty path ".".
4680 * cpplib.c (do_line): Don't simplify #line paths.
4681 * cppfiles.c (remove_component_p): New function.
4682 (find_or_create_entry): Acknowledge stat () errors during
4683 path simplification.
4684 (handle_missing_header): Don't simplify paths.
4685 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4686 the empty path untouched. Don't leave a trailing '/'.
4688 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
4690 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
4691 function. Remove include of sys/cygwin.h.
4693 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
4695 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
4696 (CPP_SPEC): Always search */include/w32api for header files.
4697 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
4698 (LINK_SPEC): Add "cyg" to the library search prefixes.
4700 2001-04-08 Philip Blundell <philb@gnu.org>
4702 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
4704 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
4706 * cpperror.c (print_location): Don't special case <stdin>.
4707 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
4708 WARNING, but we don't check if we're in system headers.
4709 * cpphash.h (enum error_type): WARNING_SYSHDR: New.
4710 * cpplib.c (do_warning): Warn in system headers.
4711 (cpp_push_buffer): Give stdin buffers the name <stdin>.
4713 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
4715 * mbchar.c: Include config.h first.
4717 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4719 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4721 2001-04-05 Benjamin Kosnik <bkoz@redhat.com>
4723 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4724 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4726 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4728 * config/ia64/ia64.c (rtx_needs_barrier): PARALLELs can contain
4731 2001-04-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4733 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4734 all labels present in rtx.
4735 (try_split) Call new function for all split insns.
4737 2001-04-05 Neil Booth <neil@daikokuya.demon.co.uk>
4739 * cppfiles.c (open_file): Fail directories silently, but
4740 with an errno of NOENT set.
4741 (read_include_file): Move the common exit code to the sole
4742 caller. Return an int indicating success or failure. Let
4743 open_file handle directories.
4744 (stack_include_file): If read_include_file fails,
4745 push a "null" buffer.
4747 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4749 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4750 when folding integer division and modulo operations.
4752 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4754 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4755 push insns to delete to it instead of deleting them.
4756 (delete_null_pointer_checks): Delete insns from delete_list after
4757 all delete_null_pointer_checks_1 passes are done.
4759 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4761 * configure.in (target_subdir): Use target_alias, not target.
4762 * configure: Rebuilt.
4764 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4766 * config/sh/crti.asm: Fix typos in comments.
4768 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4770 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4771 LO_SUM cases to where they belong.
4773 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4775 * ifcvt.c (noce_emit_move_insn): New.
4776 (noce_try_store_flag, noce_try_store_flag_constants,
4777 noce_try_store_flag_inc, noce_try_store_flag_mask,
4778 noce_try_cmove, noce_try_cmove_arith): Use it.
4779 (noce_process_if_block): Likewise.
4780 For STRICT_LOW_PART, take mode from its SUBREG.
4782 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4784 * fold-const.c (fold): Before optimizing unsigned comparison with
4785 0x7fffffffU, make sure arg0 is integral type.
4787 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4789 * c-tree.texi: Document representation of wide strings.
4791 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4793 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
4794 when multiplier or multiplicand is zero.
4796 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4798 * loop.c (load_mems): When generating a load from a pseudo, update
4801 * config/ia64/ia64.c (update_set_flags): New function, broken out of
4803 (set_src_needs_barrier): Likewise.
4804 (rtx_needs_barrier): For SET case, use these two functions. Rework
4805 PARALLEL case to handle all inputs before all outputs.
4806 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
4807 saw a label and no stop bit since then.
4808 (maybe_rotate, process_epilogue): Add prototypes.
4810 2001-03-28 Jim Wilson <wilson@redhat.com>
4812 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
4815 2001-03-28 DJ Delorie <dj@redhat.com>
4817 * Makefile.in (stage1_build): Revert CFLAGS patch.
4819 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4821 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
4823 2001-03-27 Jim Wilson <wilson@redhat.com>
4825 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
4827 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
4828 (process_epilogue): New static function.
4829 (process_set): Call process_epilogue instead of emitting .restore
4831 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
4833 * flow.c (struct reg_cond_life_info): New fields orig_condition
4835 (init_propagate_block_info): Set new fields.
4836 (mark_regno_cond_dead): Set and use new fields.
4837 (flush_reg_cond_reg_1): Likewise.
4838 (and_reg_cond, case AND): Check for redundant AND conditions.
4839 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
4842 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4844 * cppmacro.c (stringify_arg): Null terminate strings.
4846 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4848 * cppfiles.c: Update comments.
4849 (struct include_file): Remove "defined" memeber.
4850 (find_or_create_entry): Make a copy of the file name, and
4852 (open_file): Update to ensure we use the simplified filename.
4853 (stack_include_file): Don't set search_from.
4854 (cpp_included): Don't simplify the path name here.
4855 (find_include_file): New prototype. Call search_from to
4856 get the start of the "" include chain. Don't simplify the
4858 (_cpp_execute_include): New prototype. Move diagnostics to
4859 do_include_common. Update.
4860 (_cpp_pop_file_buffer): Don't set defined.
4861 (search_from): New prototype. Use the preprocessor's cwd
4862 for files included from the command line.
4863 (read_name_map): Don't simplify the pathname here.
4865 (stack_include_file): Only increase the include
4866 count if we actually process the file properly, as opposed
4867 to treating it as length zero. Only call read_include_file
4868 if not DO_NOT_REREAD. Handle the -H include file output
4870 (read_include_file): Remove now redundant DO_NOT_REREAD check.
4871 (cpp_included, find_include_file): Simplify pathnames after
4872 remapping them. If remapping, don't use the remapped file
4873 name's buffer as our scratch buffer.
4874 (cpp_pop_file_buffer): Replace the multiple include macro
4875 only if it isn't yet set.
4876 (read_name_map): Simplify remapped names when reading in.
4877 (remap_filename): Move code to code path that uses it.
4878 (_cpp_simplify_pathname): Return the input pointer.
4880 (NO_INCLUDE_PATH): New macro.
4881 (find_include_file): Decide here which part of the include
4882 chain to start the search. Complain about an empty include
4883 chain in all cases apart from an abolsute file name.
4884 (_cpp_execute_include): Don't choose the search chain here.
4885 Don't call handle_missing_include in the case of an empty
4887 (_cpp_compare_file_date): Don't choose the search chain here.
4889 (destroy_include_file_node): Rename destroy_node.
4890 (find_or_create_entry): New function.
4891 (open_file, _cpp_fake_include): Use it.
4892 (handle_missing_header): New function, broken out of
4893 _cpp_execute include. Don't segfault if there is no
4894 system or quoted path.
4895 (_cpp_execute_include): Use handle_missing_header.
4897 (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
4898 (cpp_included, find_include_file): Update.
4899 (search_from): Use lbasename.
4900 (_cpp_execute_include): Don't make a null-terminated
4901 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
4902 strlen or strcpy; we already know the length.
4903 (_cpp_compare_file_date): Similarly.
4905 * cpphash.h: Update comments.
4906 (enum include_type): New.
4907 (struct buffer): Delete search from. New search_cached.
4908 (_cpp_execute_include): Update prototype.
4909 (struct cpp_reader): Delete done_initialising.
4910 (_cpp_simplify_pathname): Update prototype.
4911 (struct cpp_buffer): Delete actual_dir. New members
4912 search_from and dir.
4913 (struct cpp_reader): Remove actual_dirs.
4915 (struct include_file): Update.
4916 (stack_include_file): Use search_from.
4917 (cpp_included, find_include_file): Update.
4918 (cpp_execute_include): Update. ptr->name may not be
4919 null terminated. Use the new search_from member variable
4921 (_cpp_compare_file_date): Similarly.
4922 (search_from): New function, similiar to actual_directory.
4923 (actual_directory): Delete.
4924 (remap_filename): Update. loc->name may not be null terminated.
4925 (struct file_name_list): Rename search_path. Update.
4927 * cppinit.c (do_includes): Use _cpp_execute_include.
4928 (cpp_start_read): Don't set done_initialising.
4929 (struct cpp_pending): Update for renamed objects.
4930 (append_include_chain, remove_dup_dir, remove_dup_dirs,
4931 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
4933 * cpplib.c (do_include_common): New function.
4934 (do_include, do_include_next, do_import): Use it.
4935 (do_include_next): Move the in-main-file diagnostic
4936 here from _cpp_execute_include. Behave like #include if
4937 we're in the main file.
4938 (_cpp_compare_file_date): Make else unconditional.
4939 (CPP_PREV_BUFFER): Delete.
4940 (glue_header_name): Null-terminate.
4941 (do_line): Don't leak memory.
4943 * cpplex.c (parse_string): Guarantee null-termination.
4944 (_cpp_equiv_toklists): Remove.
4946 * cpplib.h (BT_WEAK): Delete.
4947 (struct cpp_options): Update.
4949 * cppmain.c (cb_ident): Strings are now null-terminated.
4951 * mkdeps.c (deps_add_default_target): Use lbasename.
4953 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4955 * c-typeck.c (digest_init): Fold init expression.
4957 * except.c (eh_regs): Save results of build_pointer_type to a temp
4958 as FUNCTION_VALUE macro may evaluate its args multiple times.
4960 2001-03-26 Mark Mitchell <mark@codesourcery.com>
4962 * c-common.h (DECL_NUM_STMTS): New macro.
4963 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
4965 (pushdecl): Likewise.
4966 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
4967 * integrate.c (expand_inline_function): Don't check
4969 * print-tree.c (print_node): Don't print it.
4970 * toplev.c (rest_of_compilation): Don't try to inline when
4971 flag_no_inline is on.
4972 * tree.h (DECL_FRAME_SIZE): Remove.
4973 (tree_decl): Adjust accordingly.
4975 Mon Mar 26 15:59:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4977 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
4979 2001-03-26 Jakub Jelinek <jakub@redhat.com>
4981 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
4982 to variable names where DECL_NAME is different from
4983 DECL_ASSEMBLER_NAME.
4985 2001-03-26 Jakub Jelinek <jakub@redhat.com>
4987 * reg-stack.c (stack_result): Re-add 2001-03-14 changes which were
4988 lost during the 2001-03-14 lazy DECL_RTL commit.
4990 2001-03-21 Jason Merrill <jason@redhat.com>
4992 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
4994 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
4995 * varasm.c (CHKR_PREFIX): Likewise.
4997 2001-03-25 Kazu Hirata <kazu@hxi.com>
4999 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5002 (umodhi3): Likewise.
5005 2001-03-23 Richard Henderson <rth@redhat.com>
5007 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5008 to avoid shadowing arguments.
5010 2001-03-23 Jim Wilson <wilson@redhat.com>
5012 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5013 (assemble_alias): Call make_decl_rtl.
5015 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5017 * extend.texi: Document the "java_interface" attribute.
5019 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5021 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5023 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5025 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec field to
5028 2001-03-22 Brad Lucier <lucier@math.purdue.edu>
5030 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5032 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5034 * gcc.texi: Remove more obsolete documentation of bugs and
5035 installation problems.
5037 2001-03-21 Kazu Hirata <kazu@hxi.com>
5039 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5042 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5044 * cse.c (find_comparison_args): Remove previous change.
5045 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5048 * sdbout.c: #include ggc.h.
5049 (sdbout_init): Move to end of file.
5050 Call ggc_add_tree_root for anonymous_types.
5051 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5052 (sdbout_one_type): Use DECL_NAME for field name.
5053 * Makefile.in (sdbout.o): Show includes ggc.h.
5055 2001-03-21 Jakub Jelinek <jakub@redhat.com>
5057 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5058 Remove ia32 linux PIC kludge and move it...
5059 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5061 2001-03-20 DJ Delorie <dj@redhat.com>
5063 * Makefile.in (install-libgcc): Pass complete list of variables.
5064 (install-multilib): Ditto.
5066 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5068 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5069 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5071 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5073 Compute DECL_ASSEMBLER_NAME lazily.
5074 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5075 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5076 (SET_DECL_ASSEMBLER_NAME): Likewise.
5077 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5078 (set_decl_assembler_name): Declare.
5079 (lang_set_decl_assembler_name): Likewise.
5080 * tree.c (lang_set_decl_assembler_name): New variab.e
5081 (set_decl_assembler_name): New function.
5082 (init_obstacks): Set lang_set_decl_assembler_name.
5083 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5084 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5085 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5086 where it's not necessary.
5087 (builtin_function): Likewise.
5088 (finish_decl): Likewise.
5089 * dbxout.c (dbxout_type_methods): Likewise.
5090 * ggc-common.c (ggc_mark_trees): Likewise.
5091 * profile.c (output_func_start_profiler): Likewise.
5092 * varasm.c (make_decl_rtl): Likewise.
5094 * cse.c (find_comparison_args): Update documentation. Fix
5095 mishandling of COMPARE operations.
5097 * tree.def (ABS_EXPR): Add documentation.
5098 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5100 2001-03-20 Tom Tromey <tromey@redhat.com>
5102 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5104 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5106 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5107 drectve_section, switch_to_section.
5109 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5110 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5111 i386_pe_mark_dllimport.
5113 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5115 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5116 functions i386_pe_*.
5118 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5119 i386_pe_* functions with char * arguments.
5121 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5123 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5125 (movsi_ie): Introduce fpul store.
5127 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5129 * Makefile.in (OBJS): Remove hashtab.o.
5131 2001-03-19 Tom Tromey <tromey@redhat.com>
5133 * gcc.c (init_gcc_specs): Fix comment.
5135 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5137 * cse.c (find_comparison_args): Update documentation. Fix
5138 mishandling of COMPARE operations.
5140 * tree.def (ABS_EXPR): Add documentation.
5141 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5143 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5145 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5147 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5149 * README.X11: Remove obsolete file.
5151 2001-03-18 Anthony Green <green@redhat.com>
5153 * config/pj/pj.h: Remove some trailing commas.
5154 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5156 2001-03-17 Anthony Green <green@redhat.com>
5158 * config/pj/lib1funcs.S: Fix broken comment.
5159 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5162 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5164 * gcc.texi: Remove obsolete information relating to build and
5165 installation problems with enquire or the Pyramid C compiler.
5167 2001-03-16 Philip Blundell <philb@gnu.org>
5169 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
5171 * config/arm/linux-elf.h: Remove historical relics related to
5172 above configurations.
5173 * config/arm/linux-oldld.h: Delete.
5174 * config/arm/linux-elf26.h: Delete.
5176 2001-03-17 Richard Henderson <rth@redhat.com>
5178 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5179 is generating .debug_line.
5180 (dwarf2out_init): Add main_input_filename to the file table first.
5181 * configure.in (as_dwarf2_debug_line): Test with file number 1
5182 instead of file number 0.
5184 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5185 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5186 (size_of_line_prolog): Remove.
5187 (output_line_info): Compute prologue size via label difference.
5188 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5189 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5190 assembler error when redefining file numbers.
5191 * config.in, configure: Rebuild.
5193 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5195 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5198 2001-03-16 Jim Wilson <wilson@redhat.com>
5200 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5201 then set it to LOC_REG (79) instead of aborting.
5203 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5205 * fixinc/Makefile.in: Set SHELL.
5207 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5209 * fixinc/fixincl.c (fix_with_system): Quote file names before
5210 passing them to shell.
5212 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5214 * Makefile.in: Use fix-header$(build_exeext) instead
5217 Fri Mar 16 11:26:01 2001 Christopher Faylor <cgf@cygnus.com>
5219 * config/i386/cygwin.h: Revert previously misapplied patch which
5220 eliminated TARGET_SUBTARGET_DEFAULT.
5222 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5224 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
5225 register may be dead.
5227 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5229 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
5231 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
5233 * Makefile.in (hash.o): Depend on CONFIG_H.
5235 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5237 * cppfiles.c (stack_include_file): Use MAX of sysp.
5239 2001-03-15 Steve Ellcey <sje@cup.hp.com>
5241 * config.gcc (ia64*-*-hpux*): New case.
5242 * config/ia64/hpux.h: New file for HP-UX support.
5243 * config/ia64/t-hpux: New file for HP-UX support.
5245 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
5247 * fixinc/inclhack.def (irix_stdio_va_list): New.
5248 * fixinc/fixincl.x: Rebuilt.
5250 2001-03-15 Bruce Korb <bkorb@gnu.org>
5252 * gcc.c(main): make more rigorous
5253 * collect2.c(main): guard against ignoring SIGCHLD
5254 * protoize.c(main): ditto
5255 * gcc/fixinc/fixincl.c(initialize): ditto
5257 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5259 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
5260 (sdbout_parms): Likewise.
5262 Thu Mar 15 12:51:00 2001 Jeffrey A Law (law@cygnus.com)
5264 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
5265 "widen" a destination that is already wider than a word. Also do
5266 not widen if LOAD_EXTEND_OP is NIL for the given mode.
5268 2001-03-15 Zack Weinberg <zackw@stanford.edu>
5270 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
5271 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
5272 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5273 config/clipper/xm-clix.h, config/convex/xm-convex.h,
5274 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5275 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
5276 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
5277 config/i370/xm-linux.h, config/i370/xm-mvs.h,
5278 config/i370/xm-oe.h, config/i386/xm-aix.h,
5279 config/i386/xm-i386.h, config/i386/xm-osf.h,
5280 config/i860/xm-i860.h, config/i960/xm-i960.h,
5281 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
5282 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
5283 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
5284 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
5285 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
5286 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5287 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
5288 config/pj/xm-pj.h, config/romp/xm-romp.h,
5289 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
5290 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5291 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5292 config/v850/xm-v850.h, config/vax/xm-vax.h,
5293 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
5294 Do not define TRUE or FALSE.
5296 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
5297 empty by above change.
5298 * config.gcc: Remove references to these files.
5300 * configure.in: Detect stdbool.h.
5301 * configure, config.in: Regenerate.
5302 * system.h: Include stddef.h here if available. Set
5303 HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__. Then
5304 set up a sensible boolean type at the very end.
5306 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
5307 config/mcore/mcore.c: Rename variables named 'true'
5310 * hash.h: Delete 'boolean' typedef and related #undefs.
5312 * function.c, ggc-common.c, hash.h, hash.c, tlink.c,
5313 Replace all uses of 'boolean' with 'bool'.
5315 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
5316 David Billinghurst <David.Billinghurst@riotinto.com>
5318 * config/mips/iris5.h: Change WCHAR_TYPE to int.
5320 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5322 * simplify-rtx.c (hash_rtx): For REG and MEM, just use value of
5323 expression without adding in rtx code and mode.
5325 * alias.c (init_alias_analysis): Don't use any rtx whose value
5326 varies as a known value.
5327 Delete a superfluous test.
5329 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5331 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
5333 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5335 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
5336 contents of the RTL, to determine the name of the object.
5338 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
5340 * configure.in: Use $gcc_cv_as instead of $as.
5341 * configure: Regenerated.
5343 Wed Mar 14 13:17:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5345 * alias.c (handled_component_p, can_address_p): New functions.
5346 (get_alias_set): Use them.
5348 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5350 * expr.c (expand_expr): Revove bogus conditional.
5352 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5354 * tree.h (DECL_RTL): Allocate RTL lazily.
5355 (SET_DECL_RTL): New macro.
5356 (DECL_RTL_SET_P): Likewise.
5357 (COPY_DECL_RTL): Likewise.
5358 (DECL_RTL_IF_SET): Likewise.
5359 * varasm.c (make_decl_rtl): Add assertions about the kind of
5360 declaration we are processing.
5361 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
5362 (start_decl): Likewise.
5363 (finish_decl): Likewise.
5364 * c-semantics.c (emit_local_var): Likewise.
5365 * calls.c (expand_call): Likewise.
5366 * dbxout.c (dbxout_symbol): Likewise.
5367 * emit-rtl.c (unshare_all_rtl): Likewise.
5368 (unshare_all_decls): Likewise.
5369 (reset_used_decls): Likewise.
5370 * expr.c (store_constructor): Likewise.
5371 (safe_from_p): Likewise.
5372 (expand_expr): Likewise.
5373 * function.c (put_var_into_stack): Likewise.
5374 (instantiate_decls_1): Likewise.
5375 (assign_parms): Likewise.
5376 (expand_function_start): Likewise.
5377 (expand_function_end): Likewise.
5378 * ggc-common.c (gcc_mark_trees): Likewise.
5379 * integrate.c (function_cannot_inline_p): Likewise.
5380 (copy_decl_for_inlining): Likewise.
5381 (expand_inline_function): Likewise.
5382 (integrate_parm_decls): Likewise.
5383 (integrate_decl_tree): Likewise.
5384 * print-tree.c (print_node): Likewise.
5385 * reg-stack.c (stack_result): Likewise.
5386 * stmt.c (label_rtx): Likewise.
5387 (expand_return): Likewise.
5388 (expand_decl): Likewise.
5389 (expand_decl_cleanup): Likewise.
5390 (expand_anon_union_decl): Likewise.
5391 * toplev.c (check_global_declarations): Likewise.
5392 (rest_of_decl_compilation): Likewise.
5393 * tree.c (simple_cst_equal): Likewise.
5394 * objc/objc-act.c (generate_static_references): Likewise.
5396 2001-03-14 Jakub Jelinek <jakub@redhat.com>
5398 * reg-stack.c (stack_result): Unconditionally use
5399 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
5401 2001-03-13 Jim Wilson <wilson@redhat.com>
5403 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
5404 from 80 in try_locals code.
5405 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
5407 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5409 * cpp.texi (poison): Explain the macro expansion exception.
5411 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5413 * cppinternals.texi: Update for file handling.
5415 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5417 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
5418 unless anti_dependence says they are.
5419 * alias.c (objects_must_conflict): If neither has a type specified,
5422 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
5424 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
5425 before reload_cse_noop_set_p.
5427 Sat Mar 10 23:21:34 2001 kaz Kojima <kkojima@rr.iij4u.or.jp>
5429 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
5431 Sat Mar 10 23:16:16 2001 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5433 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
5434 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
5436 Sat Mar 10 23:03:25 2001 Alexandre Oliva <aoliva@redhat.com>
5438 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
5439 if it's a record type.
5441 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
5443 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
5444 mingw includes slightly.
5446 Fri Mar 9 18:33:50 2001 Jeffrey A Law (law@cygnus.com)
5448 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
5450 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
5452 * configure: Rebuilt.
5453 * configure.in: Only use `lang_requires' for languages athat are
5456 Thu Mar 8 23:34:42 2001 Jeffrey A Law (law@cygnus.com)
5458 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
5460 Thu Mar 8 23:22:26 2001 John Wehle (john@feith.com)
5462 * rtlanal.c (rtx_varies_p): Check operand 0 of a
5463 LO_SUM unless for_alias is set.
5465 2001-03-08 Bruce Korb <bkorb@gnu.org>
5467 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
5468 wait4() can receive the signal.
5470 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5472 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
5474 * fixinc/fixincl.x: Regenerate.
5476 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5478 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
5480 * fixinc/fixincl.x: Regenerate.
5482 Thu Mar 8 19:42:08 CET 2001 Jan Hubicka <jh@suse.cz>
5484 * reg-stack.c (move_for_stack_reg): Avoid non-popint fst for
5487 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5489 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
5491 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
5493 * configure.in (enable_shared): Support per-package shared-library
5495 * configure: Rebuilt.
5497 2001-03-07 David Edelsohn <edelsohn@gnu.org>
5499 * rs6000.md (cr logic): Add original POWER mnemonic alternative
5500 for crnot. Set operands[5] in splitter.
5502 2001-03-07 Tom Tromey <tromey@redhat.com>
5504 * configure: Rebuilt.
5505 * configure.in: Allow config-lang.in to set `lang_requires' to list
5506 of other required languages.
5508 2001-03-07 Richard Henderson <rth@redhat.com>
5510 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
5512 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5514 * fixinc/inclhack.def (djgpp_wchar_h): New test.
5515 * fixinc/fixincl.x: Regenerated.
5517 2001-03-06 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5519 * Restore change that patch misapplied.
5520 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
5521 (ix86_set_move_mem_attrs_1): Likewise.
5522 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
5523 * config/i386/i386.md (movstrsi): Call it.
5525 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
5527 * config/m68k/m68k.c (const_uint32_operand): Accept any
5528 const_int on a 32-bit host.
5530 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5532 * c-parse.in (yylexname): New function, split out of _yylex.
5533 (objc_rid_sans_at): New table.
5534 (init_reswords): Initialize it.
5535 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
5536 retrieving the next token and checking it for significance as
5537 an ObjC keyword or string constant.
5539 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
5540 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
5542 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
5545 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
5547 * objc/objc-act.c (init_objc): Set save_lang_status,
5548 restore_lang_status, and mark_lang_status.
5550 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
5552 * cppinternals.texi: Update.
5554 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
5556 * invoke.texi: Document __FAST_MATH__.
5558 2001-03-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5560 * function.c (purge_addressof_1): Change type of function
5561 purge_addressof_1 from boolean to int. Change local variable
5562 `result' to int, and false and true to 0 and 1, respectively.
5564 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5566 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
5568 (___subdi3, ___adddi3): Use x instead of y as index register.
5569 (__init_bss_section, __map_data_section): Optimize for 68HC12.
5570 (__memset, __memcpy): Likewise.
5571 (regs): Put the soft registers in bss for 68HC12.
5572 (abort): Use trap to abort for 68hc12.
5573 (__mulhi3, __mulhi32): Use emul for 68hc12.
5574 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
5576 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5578 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
5579 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
5580 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
5581 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
5582 Set 68HC12 min offset to -65536.
5583 (print_operand): Put parenthesis arround the operand if it refers
5584 to a symbol having the same name as a register.
5585 (m68hc11_z_replacement): When z register is replaced by its
5586 equivalent soft register, force the insn to be re-recognized.
5587 (m68hc11_check_z_replacement): Fix the test when destination is
5588 the index register and z dies in the insn.
5589 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
5591 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5593 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
5594 costs according to processor variant.
5595 (m68hc11_shift_cost): New function to compute shift costs.
5596 (m68hc11_rtx_costs): Define costs according to processor variant.
5597 (m6811_cost): Costs for 68HC11.
5598 (m6812_cost): Costs for 68HC12.
5599 (COSTS_N_INSNS): Remove.
5601 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
5602 (DEFAULT_RTX_COSTS): Remove.
5603 (CONST_COSTS): Define costs according to OUTER_CODE.
5604 (processor_costs): New struct to define costs.
5605 (m68hc11_cost): Pointer to current costs.
5607 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5609 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
5610 and use m68hc11_notice_keep_cc when using leax/leay.
5611 (addhi3 split): Reject split if the insn is handled by
5613 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
5614 push must be handled in a special way if the source operand uses
5615 sp as index register.
5616 (m68hc11_notice_keep_cc): New function.
5617 (m68hc11_gen_movhi): Use it when an insn changes a register but
5619 (m68hc11_gen_movqi): Fix move for 68HC12.
5620 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
5622 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5624 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
5625 and don't pass operands[0] to emit_library_call_value.
5627 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5629 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
5630 (zero_extendsi split): Simplify and use (zero_extendhi).
5631 (*addhi3): Remove 'w' constraint since stack pointer is handled
5633 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
5634 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
5635 (*ashrhi3_const): Fix shift by 7.
5636 (*lshrsi3_const16): Fix template.
5637 (call, call_value): Fix constraint and predicate.
5639 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5641 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
5642 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
5643 (CC_REGNUM): Likewise.
5644 (*unnamed splits): Use above constants instead of hard coded numbers.
5645 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
5646 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
5647 (*return_16bit, *unnamed peepholes): Likewise.
5649 2001-03-03 Laurynas Biveinis <lauras@softhome.net>
5651 * gcc.c (convert_filename): Append executable suffix
5652 if NO_AUTO_EXE_SUFFIX is not defined.
5653 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
5654 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
5657 2001-03-03 David O'Brien <obrien@FreeBSD.org>
5659 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5660 * c-parse.gperf, c-gperf.h: Delete.
5661 (c-gperf.h was accidently re-added to the CVS repo in the rev 1.16 commit
5664 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5666 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
5667 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
5668 t_bool in declaration because pcc can't combine volatile with typedef
5671 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5673 * longlong.h (umul_ppmm): Don't use a multiline string.
5675 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5677 * cpplex.c (_cpp_lex_token): Don't warn about directives in
5678 macro arguments when looking for the '('.
5679 * cppmacro.c (funlike_invocation_p): Set parsing_args to
5680 2 when really parsing arguments; 1 when looking for '('.
5681 Always restore the lexer position.
5683 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5685 * cpplex.c (parse_string): Unconditionally pedwarn.
5687 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5690 * cppexp.c (parse_number): Update.
5691 * cpplex.c (parse_string): Pedwarn if multiline string does not
5692 result from a system header's macro.
5693 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
5694 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
5695 for function-like macros too.
5697 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5699 * print-rtl.c (print_rtx): Cast enums to int for comparison.
5700 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
5702 * c-format.c (C_STD_VER): Cast to int for comparisons.
5703 (check_function_format): Cast various enums to int for &.
5704 (maybe_read_dollar_number): Likewise.
5705 (check_format_info): Likewise.
5706 (check_format_info_main): Likewise.
5707 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
5708 (safe_from_p): Likewise.
5709 * varasm.c (const_hash): Cast enum to int for %.
5710 * emit-rtl.c (init_emit_once): Use int loop variable to work around
5711 pcc enum problems with < and ++ operators.
5712 * regclass.c (init_reg_sets_1): Cast enums for comparison.
5713 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
5714 (regclass_init): Change enum class to int to iterate over reg_classes.
5715 * genrecog.c (merge_trees): Cast enums for comparison.
5716 * rtl.h (GET_CODE): Cast to enum rtx_code.
5717 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
5718 (GET_MODE): Cast to enum machine_mode.
5719 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
5720 (GET_NOTE_INSN_NAME): Cast enum to int.
5721 * tree.h (TREE_CODE): Cast to enum tree_code.
5722 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
5723 * simplify-rtx.c (hash_rtx): Cast enums to unsigned unt.
5724 * timevar.c (timevar_print): Change loop variable id from enum to
5726 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
5727 * config/i386/i386.md: Use PUT_MODE for mode assignment.
5728 * toplev.c (compile_file): Cast enum DFI to int.
5729 (decode_d_option): Likewise.
5731 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
5733 * cppinit.c (append_include_chain): Mark "after" include file name list
5734 as a system directory.
5735 * cpp.texi: Document new behavior.
5737 2001-03-01 Zack Weinberg <zackw@stanford.edu>
5739 * cpphash.h (struct cpp_reader): Add print_version field.
5740 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
5741 just set print_version and other flags as appropriate.
5742 (cpp_post_options): Print version here if print_version is set.
5744 * toplev.c (exit_after_options): New flag.
5745 (independent_decode_option): Don't exit here; just set
5747 (main): Exit after calling lang_hooks.post_options if
5748 exit_after_options is true.
5750 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
5751 (merge_include_chains): Adjust comment to match code.
5753 2001-03-01 Zack Weinberg <zackw@stanford.edu>
5755 * stringpool.c (set_identifier): New function.
5756 * tree.h: Prototype it.
5758 * c-parse.in: Kill D_YES. If compiled for objc, call
5759 save_and_forget_protocol_qualifiers from init_reswords.
5760 * objc/objc-act.c (remember_protocol_qualifiers,
5761 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
5762 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
5764 (save_and_forget_protocol_qualifiers): New function.
5765 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
5767 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
5769 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
5770 * cppexp.c (lex): Cast enums for comparison.
5771 * cppinit.c (parse_option): Cast enum for comparison.
5772 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
5773 (cpp_output_token): Likewise.
5774 (cpp_can_paste): Cast enums for comparsion and plus/minus.
5775 (cpp_avoid_paste): Cast enums for minus and comparison.
5777 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
5779 * Makefile.in (resource.o): Add params.h dependence.
5780 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
5781 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
5782 * resource.c: Add dependence on params.h.
5783 (current_live_regs): Fix explanatory comment.
5784 (find_basic_block): Add new parameter to permit limiting search
5786 (mark_target_live_regs): Add new argument to find_basic_block call.
5787 (incr_ticks_for_insn): Likewise.
5789 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
5791 * Makefile.in (reorg.o): Add params.h dependence.
5792 * params.def: Fix typographical error in comment.
5793 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
5794 * params.h: Modify introductory comment.
5795 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
5796 * reorg.c: Add dependence on params.h.
5797 (redundant_insn): Add parameterized throttle for search.
5798 (fill_simple_delay_slots): Add a comment explaining a variable.
5799 Move conditional out of loop, simplifying code.
5800 (fill_eager_delay_slots): Fix typographical error in comment.
5802 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
5804 * Makefile.in (OBJS): Add params.o.
5806 2001-02-14 Mark Mitchell <mark@codesourcery.com>
5808 * Makefile.in (toplev.o): Depend on params.h.
5809 (intergate.o): Likewise.
5810 (params.o): New target.
5811 * flags.h (inline_max_insns): Remove.
5812 * integrate.c: Include params.h.
5813 Use MAX_INLINE_INSNS instead of inline_max_insns.
5814 * params.c: New file.
5815 * params.h: Likewise.
5816 * params.def: Likewise.
5817 * toplev.c: Include params.h.
5818 (lang_independent_params): New variable.
5819 (decode_f_option): Use the param machinery instead of setting
5821 (independent_decode_option): Handle "--param name=value".
5822 (main): Register language-independent parameters.
5824 Thu Mar 1 09:44:15 2001 Jeffrey A Law (law@cygnus.com)
5826 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
5827 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
5829 * pa.c (emit_move_sequence): Verify operand0 is a hard register
5830 before determining its register class.
5832 2001-03-01 Bernd Schmidt <bernds@redhat.com>
5834 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
5835 from reg 4 if current_function_calls_setjmp.
5836 (ia64_sched_reorder): Move code that rotates bundles up a bit.
5838 * reload1.c (eliminate_regs_in_insn): Restrict the special case
5839 code not to try to optimize adds with anything but a REG destination.
5841 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
5842 (INSN_PRIORITY_KNOWN): New accessor macro.
5843 * haifa-sched.c (priority): Use it instead of testing priority against
5846 2001-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
5848 * cppinit.c (builtin_array): Update.
5849 (init_builtins): Flag builtins to warn if redefined or
5850 undefined. Define __GXX_WEAK as a normal macro.
5851 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
5852 * cpplib.h (NODE_WARN): New flag.
5853 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
5854 Handle __STDC__ as a builtin only on Solaris.
5855 (warn_of_redefinition): Renamed from check_macro_definition.
5856 Reverse sense of test. Always warn if NODE_WARN.
5857 (_cpp_create_definition): Use warn_of_redefinition. Flag
5858 any macro beginning with "__STDC_" to require a mandatory
5859 warning if redefined or undefined.
5860 * cppinit.c (set_lang): Move builtin handling to...
5861 (init_builtins): ...here.
5862 (_cpp_create_reader): Move call to set_lang.
5863 * cppfiles.c (stack_include_file): Generate dependencies
5864 here, and manage include_count here too.
5865 (PRINT_THIS_DEP): Delete.
5866 (_cpp_execute_include): Do not generate dependencies here,
5867 apart from the case of a missing header. Do not manage
5869 (_cpp_read_file): Leave dependency generation to
5871 * cppexp.c (parse_number): Similarly.
5872 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
5873 * cppmacro.c (struct cpp_macro): New member node.
5874 (parse_args): Only warn about missing rest args if not
5876 (funlike_invocation_p): Similarly for uninvoked funlike macros.
5877 (cpp_sys_objmacro_p): New.
5878 (_cpp_create_definition): Store the node with the macro defn.
5879 Remember if the macro is defined in a system header.
5881 2001-02-28 Nathan Sidwell <nathan@codesourcery.com>
5883 * extend.texi (Deprecated Features): Deprecate float and
5884 complex template constant parms.
5886 Tue Feb 27 16:45:00 2001 Jeffrey A Law (law@cygnus.com)
5888 * pa.c (override_options): Promote -fpic to -fPIC.
5889 (legitimize_pic_address): Simplify due to removal of
5890 small PIC as a code generation option.
5891 (secondary_reload_class): Similarly.
5892 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
5893 (PRINT_OPERAND_ADDRESS): Similarly.
5894 * pa.md (various patterns): Similarly.
5895 (small pic lo_sum pattern): Remove.
5897 2001-02-27 Andreas Jaeger <aj@suse.de>
5899 * configure.in: Document that --disable-checking is default.
5900 * configure: Regenerated.
5902 2001-02-27 Mark Mitchell <mark@codesourcery.com>
5904 * configure.in: Make --disable-checking the default.
5905 * configure: Regenerated.
5907 2001-02-26 Mark Mitchell <mark@codesourcery.com>
5909 Revert the two previous changes.
5911 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5913 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
5914 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
5915 * config/i386/i386.md (movstrsi): Handle FAIL case.
5917 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5919 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
5920 (ix86_set_move_mem_attrs_1): Likewise.
5921 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
5922 * config/i386/i386.md (movstrsi): Call it.
5924 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5926 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
5927 used to set another biv.
5929 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5931 * errors.c (internal_error, trim_filename): New functions.
5932 (fancy_abort): Call internal_error.
5933 * errors.h (internal_error, trim_filename): New declarations.
5935 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
5937 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
5939 (EXTRA_CONSTRAINT): Formatting changes.
5941 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5943 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
5945 2001-02-23 Per Bothner <per@bothner.com>
5947 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
5948 so they can be called from java/jvspec.c.
5949 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
5951 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5953 * diagnostic.c (trim_filename): No longer static.
5954 * toplev.h (trim_filename): Declare.
5955 * rtl.c (rtl_check_failed_bounds): Call internal_error.
5956 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
5957 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
5958 (rtvec_check_failed_bounds): Likewise.
5959 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
5961 * convert.c (convert_to_integer): Don't do unsigned unless result or
5962 both inputs are unsigned.
5964 * fold-const.c (fold_convert): Don't call size_int_type_wide if
5967 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
5969 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
5971 2001-02-23 Jakub Jelinek <jakub@redhat.com>
5973 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
5974 check if either operand is divisible by C.
5975 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
5976 If type is signed, consider negative numbers as well.
5978 2001-02-22 Richard Henderson <rth@redhat.com>
5980 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
5981 reach .text instead of gp-relative relocs.
5982 * config/ia64/crtend.asm (.init): Likewise.
5984 2001-02-22 Andreas Jaeger <aj@suse.de>
5986 * extend.texi (C++ Attributes): Fix typo.
5988 2001-02-21 David Mosberger <davidm@hpl.hp.com>
5990 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
5991 functions, drop current_function_args_info.words test.
5992 (ia64_compute_frame_size): Mark syscall_linkage functions as
5993 using eight input registers.
5995 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
5996 Bruce Korb <bkorb@gnu.org>
5998 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
5999 * fixinc/README: Document how to convert sed substitutions
6000 to format style c_fix-es.
6001 * fixinc/fixincl.x: regen
6003 2001-02-21 Bruce Korb <bkorb@gnu.org>
6004 Rodney Brown <RodneyBrown@mynd.com>
6006 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
6007 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
6008 machine restrictions
6009 * fixinc/fixincl.x: regen
6011 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
6013 * cppfiles.c: Update comments.
6014 (_cpp_read_file): Don't check for NULL filenames any more.
6015 * cppinit.c (cpp_start_read): Don't do canonicalization of
6016 in_fname and out_fname. Use the passed file name exclusively.
6017 (_cpp_handle_options): Don't treat "-" as a command line option,
6018 but as a normal filename.
6019 (_cpp_post_options): Canonicalize in_fname and out_fname.
6020 * cppmain.c (printer_init): Don't check out_fname for NULL.
6021 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
6022 (init_c_lex): Update, and use "" to represent stdin to CPP.
6025 2001-02-21 Kazu Hirata <kazu@hxi.com>
6027 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
6031 Wed Feb 21 19:16:26 CET 2001 Jan Hubicka <jh@suse.cz>
6033 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
6035 2001-02-21 Jason Merrill <jason@redhat.com>
6037 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
6038 (struct tree_decl): Add uninlinable bitfield.
6039 * c-decl.c (duplicate_decls): Set it.
6040 * integrate.c (function_cannot_inline_p): Check it.
6042 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
6043 DW_AT_MIPS_linkage_name to abstract methods.
6044 (dwarf2out_abstract_function): Emit class context before calling
6045 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
6046 (gen_subprogram_die): Remove obsolete code.
6047 (gen_member_die): Don't include clones in the member list.
6048 (gen_decl_die): Emit abstract info for clone origin.
6049 * dwarfout.c (output_type): Don't include clones in the member list.
6050 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
6051 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
6052 DECL_ABSTRACT on a function that already has it set.
6054 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
6055 (get_subprogram_die): Pass it in.
6057 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
6059 * flow.c (mark_set_1): Make not_dead unsigned long. For
6060 non-pseudos, use it as a bitmask of the hard regs that
6063 2001-02-20 Will Cohen <wcohen@redhat.com>
6065 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
6066 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
6067 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
6070 2001-02-20 Mark Mitchell <mark@codesourcery.com>
6072 * stmt.c (expand_return): If an attempt is made to return the
6073 error_mar_node, treat the return like a return without a value.
6075 Mon Feb 19 20:24:50 2001 Jeffrey A Law (law@cygnus.com)
6077 * pa.c (move_operand): Accept code to load the address of a
6078 symbol out of the DLT as a valid move operand.
6079 (print_operand, case 'A'): New to handle generating a DLT
6080 reference for a LO_SUM expression.
6081 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
6082 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
6084 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
6086 * README, cpp.texi, gcc.texi: Update version number to 3.0.
6087 * cpp.1, gcov.1, gcc.1: Regenerate.
6089 2001-02-19 Richard Henderson <rth@redhat.com>
6091 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
6094 Mon Feb 19 10:11:53 2001 Jeffrey A Law (law@cygnus.com)
6096 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
6097 target_cpu_default. Remove dead assignment to
6100 Mon Feb 19 16:46:56 CET 2001 Jan Hubicka <jh@suse.cz>
6102 * regclass.c (contains_reg_of_mode): Make global.
6103 (init_reg_sets): Remove contains_reg_of_mode; take into account
6104 CLASS_MAX_NREGS when looking for the proper mode.
6105 (dump_regclass): Dump only classes considered for the pseudo.
6106 (regclass): Use contains_reg_of_mode.
6108 Mon Feb 19 16:40:45 CET 2001 Jan Hubicka <jh@suse.cz>
6110 * gcc.c (do_spec_1): 'n' for printing notices.
6111 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
6113 Mon Feb 19 16:20:04 CET 2001 Jan Hubicka <jh@suse.cz>
6115 * reg-stack.c (next_flags_user): Use current_block->end
6116 (swap_rtx_condition): Look for next user if flags don't die;
6117 give up on CALL_INSNs; use current_block->end.
6119 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6121 * invoke.texi (-fsquangle): Remove documentation.
6122 (-fname-mangling-version): Likewise.
6124 2001-02-18 Kazu Hirata <kazu@hxi.com>
6126 * config/h8300/h8300.md: Update copyright.
6127 (andsi3): Do not output an extra newline character.
6129 Sun Feb 18 17:03:06 2001 Jeffrey A Law (law@cygnus.com)
6131 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
6132 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
6133 (mostlyclean): Corresponding changes.
6134 * rtlanal.c (hard-reg-set.h): Include.
6135 (rtx_unstable_p): Do not treat the argument pointer specially
6136 if it is not a fixed register.
6137 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
6139 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6141 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
6142 assignments from FP constants sonce 'Y' output code can't handle it.
6143 (eligible_for_sibcall_delay): Likewise.
6145 * invoke.texi (-I): Add note avoiding use for system header files.
6147 * final.c (output_operand_lossage): Use internal_error, not error.
6149 2001-02-18 Shane Nay <shane@agendacomputing.com>
6151 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
6152 structure shift insns.
6154 2001-02-18 Richard Henderson <rth@redhat.com>
6156 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
6158 * reload1.c (reload_cse_simplify_set): Fix typo.
6160 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6162 * diagnostic.c (_fatal_insn): Decrement errorcount.
6164 2001-02-18 Alan Modra <alan@linuxcare.com.au>
6166 * pa.c (hppa_expand_prologue): Simplify code storing return
6167 pointer. For large (>=8k) frames with a post_store, adjust stack
6168 pointer by 8k-64 first rather than by 64. When testing with
6169 VAL_14_BITS_P, always use the actual value rather than the value
6170 negated. Add blockage to prevent scheduling of spills before
6171 stack frame has been created.
6172 (hppa_expand_epilogue): Simplify code loading return pointer.
6173 Allow a slightly larger range for merge_sp_adjust_with_load case.
6174 When testing with VAL_14_BITS_P, always use the actual value.
6176 * pa.c (pa_adjust_insn_length): Check that block move
6177 pattern is a set before looking at operands.
6179 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6181 * fold-const.c (fold_binary_op_with_conditional_arg): New
6182 function, split out from ...
6184 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
6185 conditional arms that throw exceptions.
6187 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
6190 2001-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6192 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
6193 define HAVE_DECL_* to 1 to mask potential backup declarations.
6194 * configure: Regenerated.
6196 2001-02-17 Richard Henderson <rth@redhat.com>
6198 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
6199 when replacing a memory load with a register.
6201 2001-02-17 Joseph S. Myers <jsm28@cam.ac.uk>
6203 * gcc.texi, invoke.texi: Link to GCC 3.0 version of
6206 2001-02-16 Richard Henderson <rth@redhat.com>
6207 DJ Delorie <dj@redhat.com>
6209 * jump.c (jump_optimize_1): When we delete a conditional jump
6210 preceeding a non-conditional jump to effectively the same place,
6211 make sure that the combined jump skips any clobber insns between
6214 2001-02-16 Jason Merrill <jason@redhat.com>
6216 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
6218 (gen_subprogram_die): Don't abort on seeing a second definition if
6219 the previous one was abstract. Don't replace an abstract instance
6220 in the lookup table.
6222 * dwarf2out.c (dwarf2out_abstract_function): Rename from
6223 gen_abstract_function.
6224 * dwarf2out.h: Declare it.
6225 * toplev.c (note_outlining_of_inline_function): New fn.
6226 * toplev.h: Declare it.
6227 * integrate.c (output_inline_function): Call it.
6228 * c-decl.c (duplicate_decls): Call it when redefining an extern
6229 inline. Don't inline the new defn.
6231 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
6233 2001-02-16 Jakub Jelinek <jakub@redhat.com>
6235 * objc/objc-act.c (start_class): Register implemented_classes with
6238 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
6240 * cppfiles.c (_cpp_make_system_header): Generate a file
6243 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6245 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
6247 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
6250 2001-02-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6252 * version.c: Bump to "3.0 20010215 (prerelease)".
6254 Thu Feb 15 15:15:29 2001 Alexandre Oliva <aoliva@redhat.com>
6256 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
6258 Thu Feb 15 00:20:31 CET 2001 Jan Hubicka <jh@suse.cz>
6260 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
6262 * invoke.texi (-mreg-alloc): Deprecate.
6264 2001-02-14 Richard Henderson <rth@redhat.com>
6266 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
6268 Wed Feb 14 23:35:57 CET 2001 Jan Hubicka <jh@suse.cz>
6270 * regclass.c (init_reg_sets_1): Reinstall the optimization
6271 together with Matt Kraai's fix.
6273 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
6275 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
6277 2001-02-14 Richard Henderson <rth@redhat.com>
6279 * regclass.c (init_reg_sets_1): Revert last change.
6281 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
6283 * extend.texi (Deprecated): Deprecate new initializer lists.
6285 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
6287 * mkdeps.c (deps_add_default_target): Robustify. Add
6288 basename component only.
6289 * cpp.texi (-M): Describe how default target is generated.
6290 * invoke.texi (-M): Likewise.
6292 2001-02-13 Zack Weinberg <zack@wolery.stanford.edu>
6294 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
6296 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
6297 * ggc.h (ggc_mark_if_gcable): Delete prototype.
6299 Wed Feb 14 01:03:14 CET 2001 Jan Hubicka <jh@suse.cz>
6301 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
6304 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6306 * config/sparc/sparc.c (function_value): Treat all non-record
6307 aggregate types like used to treat UNION_TYPE.
6309 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
6311 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
6312 (try_combine): Use it.
6314 2001-02-13 Richard Henderson <rth@redhat.com>
6316 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
6317 entire operator; replicate that and match_dup the operands.
6318 (cmp_ccx_arith_op_set): Likewise.
6319 (cmp_cc_arith_op_not_set): Likewise.
6320 (cmp_ccx_arith_op_not_set): Likewise.
6322 2001-02-12 Jakub Jelinek <jakub@redhat.com>
6324 * c-common.c (constant_fits_type_p): New function.
6325 (convert_and_check): Use it.
6327 2001-02-11 Mark Mitchell <mark@codesourcery.com>
6329 * Makefile.in (GXX_ABI_FLAG): Don't define.
6330 * configure.in (--enable-new-gxx-abi): Remove option.
6331 * config.in: Regenerated.
6332 * configure: Likewise.
6334 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
6336 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
6338 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
6339 regular basic block, and arrange for all edges into it to switch
6342 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6344 * Makefile.in (distclean): Do not remove .gdbinit.
6346 2001-02-11 Mark Mitchell <mark@codesourcery.com>
6348 * Makefile.in (gcc.o): Fix typos.
6349 (protize.o): Likewise.
6350 (unprotoize.o): Likewise.
6352 2001-02-11 Richard Henderson <rth@redhat.com>
6354 * tree.c (build1): Check for null operand in last change.
6356 2001-02-11 Richard Henderson <rth@redhat.com>
6358 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
6359 (fold): Don't assume a constant isn't foldable.
6360 * tree.c (build): Set TREE_CONSTANT for an expression with no
6361 side-effects and constant operands.
6364 2001-02-10 Richard Henderson <rth@redhat.com>
6366 * jump.c (squeeze_notes): Revert 2000-05-12 change.
6368 2001-02-10 Anthony Green <green@redhat.com>
6370 * cpp.texi (Standard Predefined): Add documentation for
6373 * c-common.c (combine_strings): Improve warning message.
6375 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
6377 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
6379 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
6381 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
6383 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
6386 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
6388 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
6391 2001-02-09 Nick Clifton <nickc@redhat.com>
6393 * config/arm/arm.md: Change output contraint on post inc
6394 load/store multiple patterns to be a read/write contraint.
6396 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
6398 * gcc.c (cpp_options): Delete .d files on error. Don't delete
6399 .o files when using the -M options.
6401 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6402 David Edelsohn <edelsohn@gnu.org>
6404 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
6405 handle DImode constants. Use one TOC entry for SImode and smaller
6406 constants, aligned properly.
6408 2001-02-08 Jason Merrill <jason@redhat.com>
6410 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
6411 about the SP adjustment for saving the static chain pointer.
6412 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
6413 offset when setting a temporary CFA register.
6415 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
6417 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
6418 powerpc-*-chorusos* .
6419 * config/rs6000/chorus.h : New file.
6420 * config/i386/chorus.h : New file.
6421 * config/sparc/chorus.h : New file.
6422 * config/sparc/t-chorus-elf : New file.
6424 2001-02-08 David Edelsohn <edelsohn@gnu.org>
6426 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
6427 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
6428 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
6429 (__WCHAR_TYPE__): Correct macro name.
6431 2001-02-08 Richard Henderson <rth@redhat.com>
6433 * config/i386/i386.c (ix86_frame_pointer_required): New.
6434 (ix86_setup_frame_addresses): New.
6435 (struct machine_funciton): Add accesses_prev_frame.
6436 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
6437 ix86_frame_pointer_required.
6438 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
6439 (SETUP_FRAME_ADDRESSES): New.
6440 * config/i386/i386-protos.h: Update.
6441 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
6442 from FRAME_POINTER_REQUIRED.
6443 * config/i386/svr3gas.h: Likewise.
6444 * config/i386/sysv3.h: Likewise.
6445 * config/i386/v3gas.h: Likewise.
6447 2001-02-08 Richard Henderson <rth@redhat.com>
6449 * config/sparc/sparc.c (function_arg_record_value_3): Fix
6450 calculation of the number of integer registers required.
6451 (function_arg_record_value): Likewise.
6453 2001-02-08 Jason Merrill <jason@redhat.com>
6455 * diagnostic.c (internal_error): Say "confused" after 1 error, not
6456 two. Print file and line with "confused" message.
6458 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
6460 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6462 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
6464 2001-02-08 Bernd Schmidt <bernds@redhat.com>
6466 * final.c (cleanup_subreg_operands): The address of a MEM can
6469 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
6472 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
6474 * gcc.texi (Incompatibilities): Update documentation of
6475 preprocessing numbers.
6477 2001-02-07 Jakub Jelinek <jakub@redhat.com>
6479 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
6481 2001-02-07 Mark Mitchell <mark@codesourcery.com>
6483 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
6485 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
6486 * gcc.c (struct compiler): Add cpp_spec field.
6487 (input_file_compiler): New variable.
6488 (do_spec_1): Allow a particular compiler to handle `%C'
6490 (main): Store the current compiler in input_file_compiler.
6491 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
6493 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
6495 * cpphash.h (struct spec_nodes): Add n_true and n_false.
6496 * cppinit.c (cpp_create_reader): Initialize them.
6497 (append_include_chain): cxx_aware arg might be unused.
6498 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
6499 keywords and give them their phase 7 meaning. Pedwarn about
6500 this unless '__bool_true_false_are_defined' is defined.
6502 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
6504 * lcm.c (optimize_mode_switching): Emit mode_set before the
6505 JUMP_INSN of an abnormal edge.
6507 2001-02-07 Bernd Schmidt <bernds@redhat.com>
6509 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
6510 a scheduling barrier at the end.
6512 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
6514 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
6516 * config/sh/sh.md (reload_outsf): Removed.
6517 (movsf_ie): Introduce constraints for FPUL loads and stores.
6518 (reload_insf): Broaden the output constraint.
6520 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
6522 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
6523 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
6525 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
6527 * final.c: Revert my previous changes.
6528 * output.h: Make profile_label_no extern.
6529 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
6530 for generating label.
6532 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
6534 * config/i386/djgpp.h: Add comments about standard paths.
6535 (MD_EXEC_PREFIX): Undefine before defining.
6536 (MD_STARTFILE_PREFIX): New.
6538 2001-01-30 Bruce Korb <bkorb@gnu.org>
6540 fixinc/fixincl.c(process): Emit error message only if appropriate :)
6541 (load_file): do not rely on load_file_data() to close file pointer
6542 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
6543 fixinc/inclhack.def(irix_limits_const): add test_text
6545 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
6547 * cppexp.c (parse_defined): Improve diagnostics for invalid
6550 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
6552 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
6554 2001-02-06 Mark Mitchell <mark@codesourcery.com>
6556 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
6557 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
6558 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
6559 (rs6000_output_symbol_ref): New function.
6560 (output_toc): Use VTABLE_NAME_P.
6562 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6564 * print-tree.c (print_node, case PARM_DECL):
6565 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
6567 * stor-layout.c (reference_types_internal): New variable.
6568 (internal_reference_types): New function.
6569 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
6570 * tree.h (internal_reference_types): New declaration.
6572 * cse.c (find_best_addr): Fix typo in computing cost.
6574 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6576 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
6577 and this is the sum of a pointer and a constant, we know the result
6579 (num_sign_bit_copies, case PLUS): Likewise.
6580 * explow.c (convert_memory_address): Remove opposite SUBREG.
6581 * function.c (instantiate_new_reg): New function (from common code).
6582 (instantiate_virtual_regs_1): Call it.
6583 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
6584 if pointers sign- or zero-extend.
6585 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
6586 If pointers extend unsigned, use inside of SUBREG.
6587 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
6589 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
6591 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
6592 subdir of gcc_gxx_include_dir.
6593 (gcc_gxx_target_include_dir): Remove.
6595 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
6597 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
6598 (dwarf2out_frame_debug_expr): Revise introductory comments to add
6599 a high-level description.
6601 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
6603 * final.c: Move the declaration of profile_label_no to ...
6604 * output.h: ... here.
6605 * function.c (expand_function_start): Call PROFILE_HOOK.
6606 * config/rs6000/aix.h: Define PROFILE_HOOK.
6607 * config/rs6000/rs6000-protos.h: output_profile_hook new.
6608 * config/rs6000/rs6000.c (output_profile_hook): Define.
6609 (output_prolog): Do nothing for ABI_AIX as it is taken care by
6610 output_profile_hook.
6611 tm.texi : Explain new macro PROFILE_HOOK.
6613 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
6615 * extend.texi (Extended Asm): Do not say that semicolon is always
6616 a valid line-breaking character for GNU assemblers. Use
6617 newline-tab as the most commonly supported syntax. Use
6618 newline-tab rather than semicolon in multi-insn examples.
6620 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6622 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
6624 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6625 David Edelsohn <edelsohn@gnu.org>
6627 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
6628 code for AIX, even without flag_pic.
6630 2001-02-05 Jakub Jelinek <jakub@redhat.com>
6632 * c-typeck.c (common_type): push and pop binding level around
6633 calling common_type on function parameters.
6635 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
6637 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
6639 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6641 * config/mips/mips.c (override_options): Fix typo in last change.
6642 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
6643 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
6645 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
6647 * invoke.texi (-fdump-class-layout): Document.
6648 (-fdump-translation-unit): Use `=' as filename separator.
6650 2001-02-05 Mark Mitchell <mark@codesourcery.com>
6652 * Makefile.in (s-mlib): Don't build multilibs if
6654 (DRIVER_DEFINES): Adjust accordingly.
6656 (protoize.o): Likewise.
6657 (unprotoize.o): Likewise.
6658 * configure.in: Recognize --enable-multilib.
6660 2001-02-04 Mark Mitchell <mark@codesourcery.com>
6662 * Makefile.in (DRIVER_DEFINES): Fix quoting.
6664 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
6665 * configure.in: Remove --enable-libstdcxx_v3 support.
6666 * configure: Regenerated.
6668 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6670 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
6671 Call abort instead of fatal.
6672 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
6673 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
6674 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
6675 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
6676 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
6677 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
6679 * diagnostic.h (set_internal_error_function): Renamed.
6680 * toplev.h (internal_error): Renamed from fatal.
6681 (pfatal_with_name): Deleted.
6682 (fatal_io_error): Now has printf-style arguments.
6683 * diagnostic.c (pfatal_with_name): Deleted.
6684 (fatal_io_error): Rework to have args in printf-style.
6685 (set_internal_error_function): Renamed from set_fatal_function.
6686 (internal_error): Renamed from fatal.
6687 (error_recursion, fancy_abort): Call internal_error instead of fatal.
6688 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
6689 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
6690 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
6691 * flow.c (verify_flow_info): Likewise.
6692 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
6693 * config/mips/mips.c (save_restore_insns): Likewise.
6695 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
6696 * flow.c (verify_flow_info): Likewise.
6697 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
6698 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
6699 (avr_normalize_condition): Likewise.
6700 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
6701 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
6702 (limit_reload_class, double_reg_to_memory): Likewise.
6703 (print_operand_address, emit_1600_code_shift): Likewise.
6704 (gen_tst_reg, gen_compare_reg): Likewise.
6705 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
6706 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
6708 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
6710 * c-parse.in (methoddef): Call fatal_error instead of fatal.
6711 * objc/objc-act.c (build_ivar_chain): Likewise.
6712 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
6714 * graph.c (clean_graph_dump_file): Likewise.
6715 * profile.c (init_branch_prob): Likewise.
6716 * objc/objc-act.c (objc_init): Likewise.
6718 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
6719 * config/avr/avr.c (avr_override_options): Likewise.
6720 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
6721 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
6722 * config/h8300/h8300.c (h8300_init_once): Likewise.
6723 * config/mips/mips.c (override_options): Likewise.
6724 * config/i386/i386.c (override_options): Likewise, rework.
6725 * config/m68k/m68k.c (override_options): Likewise.
6727 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
6729 * config/mips/mips.c (print_operand): Likewise.
6730 * hash.c (hash_allocate): Don't check for failure returns from
6731 obstack functions that can't fail.
6732 (hash_table_init_n, hash_table_init): Likewise; also now return void.
6733 * hash.h (hash_table_init_n, hash_table_init): Now return void.
6734 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
6735 (get_object_reference): Likewise.
6737 2001-02-04 Nick Clifton <nickc@redhat.com>
6739 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
6740 StrongARM1110, 10TDMI, and 1020T.
6742 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6744 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
6746 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
6748 * config/sh/sh.md (movdf load split): Pass register number to
6749 FP_OR_XD_REGISTER_P.
6751 2001-02-04 Mark Mitchell <mark@codesourcery.com>
6753 * cppinit.c (BC): New macro.
6754 (builtin_array): Add __GXX_WEAK__.
6755 * cpplib.h (builtin_type): Add BT_WEAK.
6756 * cppmacro.c (builtin_macro): Handle BT_WEAK.
6757 * defaults.h (SUPPORTS_ONE_ONLY): Define.
6758 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
6760 2001-02-03 Jakub Jelinek <jakub@redhat.com>
6762 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
6764 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
6766 * cpphash.h: Rename _ALIGN POOL_ALIGN.
6767 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
6769 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
6771 * cpphash.h: Rename ALIGN _ALIGN.
6772 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
6774 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
6776 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
6777 compilation environment.
6778 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
6779 control over location of cygwin includes and libs.
6781 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
6783 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
6785 2001-02-02 lars brinkhoff <lars@nocrew.org>
6787 * md.texi (Standard Names): remove reference to spur.md.
6789 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
6791 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
6792 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
6793 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
6794 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
6795 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
6797 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6799 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
6800 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
6801 number before reload.
6802 (c4x_adjust_cost): Return zero before reload.
6803 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
6804 split before reload.
6806 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6808 * c4x.c (c4x_hard_regno_rename_ok): New.
6809 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
6810 * c4x.h (HARD_REGNO_RENAME_OK): Define.
6812 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6814 * diagnostic.h: Add missing "extern" in all declarations.
6816 2001-02-02 Alex Samuel <samuel@codesourcery.com>
6818 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
6819 as for gcc_gxx_include_dir.
6821 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
6823 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
6825 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
6827 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
6828 label before alignment to be used as the braf base address.
6829 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
6831 (casesi_jump_2): Require at least TARGET_SH2.
6833 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
6834 truncation to 32-bit doubles on -m3e and -m4-single-only.
6836 2001-02-02 Mark Mitchell <mark@codesourcery.com>
6838 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
6839 the default when building a shared object.
6840 (init_spec): Use it.
6841 * testsuite/lib/g++.exp: Include the directory where libgcc
6842 is located to the LD_LIBRARY_PATH list.
6843 * invoke.texi (-shared-libgcc): Document the cases in which
6844 GCC defaults to using the shared libgcc.
6846 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
6848 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
6849 unsigned is wide enough.
6851 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
6852 (si_to_float): Likewise.
6853 (float_to_si, float_to_usi): Use BITS_PER_SI.
6855 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
6857 * dwarf2out.c: Added explanation of abbreviations.
6858 (def_cfa_1): Added comments listing DWARF2 instructions.
6859 (cfa_temp_reg): Removed in favor of cfa_temp.
6860 (cfa_temp_value): Removed in favor of cfa_temp.
6861 (cfa_temp): New global variable.
6862 (dwarf2out_frame_debug_expr): Added extensive introductory
6863 comments explaining the function's transformations. Revised to
6864 use cfa_temp. Added some rtx checking. Generalize IOR case.
6865 (dwarf2out_frame_debug): Revised to use cfa_temp.
6866 (output_aranges): Cast as "unsigned" to avoid warning.
6867 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
6868 explain which instructions must be marked.
6870 2001-02-01 Richard Henderson <rth@redhat.com>
6872 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
6875 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
6877 * config/sh/crt1.asm (main_k): Modified so that start calls
6878 ___setup_argv_and_call_main.
6880 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
6882 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
6883 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
6884 and AVOID_LPASTE is cleared on meeting an unescaped newline.
6885 * cppmacro.c (builtin_macro): Set builtin flags here.
6886 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
6887 (replace_args): Clarify intent.
6888 (cpp_get_token): Macro expansion tokens get the saved flags.
6890 * cppmain.c (scan_buffer): Remove now-redundant print.printed
6893 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
6895 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
6898 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6900 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
6901 returns Pmode pseudo, but we need ptr_mode.
6902 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
6903 Remove bogus conversions; use HOST_WIDE_INT for size.
6904 Don't use TARGET if wrong mode.
6906 * config/i386/i386.c (ix86_compute_frame_size): Allow
6907 stack_alignment_needed to be non-default even if size is zero.
6909 2001-01-31 Alan Modra <alan@linuxcare.com.au>
6911 * (hppa_init_pic_save): Emit the pic offset table
6912 reg save after last_parm_insn.
6913 * pa.c (hppa_init_pic_save): New function.
6914 * pa.h (hppa_init_pic_save): Declare.
6915 * pa.md (call, call_value, sibcall, sibcall_value): Use
6916 the above instead of duplicated code.
6918 * pa.c (hppa_encode_label): Correct size of alloca buffer
6919 so we don't overrun it. Correct leading `*' case.
6920 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
6921 need to handle `*@'.
6922 (FUNCTION_NAME_P): Likewise.
6924 2001-01-31 Richard Henderson <rth@redhat.com>
6926 * config.gcc (alpha-osf5): Use float-i128.h.
6928 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
6929 * config/float-i32.h: Likewise.
6930 * config/float-i64.h: Likewise.
6931 * config/float-sh.h: Likewise.
6932 * config/float-sparc.h: Likewise.
6934 2001-01-31 DJ Delorie <dj@redhat.com>
6936 * expmed.c (extract_bit_field): allow non-integral modes if we
6937 want to extract a whole register from itself.
6939 2001-01-31 Jakub Jelinek <jakub@redhat.com>
6941 * c-typeck.c (set_init_index): If first is equal to last, assume as
6942 if it was not a range at all.
6944 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
6946 * config/fp-bit.c: Include tm.h.
6947 (float_to_si): Don't assume SImode is 32-bits wide.
6948 (float_to_usi): Likewise.
6950 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
6952 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
6954 (typename): Call pending_xref_error after parsing typed_typespecs.
6955 * c-decl.c (lookup_tag): Give error immediately rather than
6956 leaving it pending if the tag of the wrong type is in the same
6958 (xref_tag): Don't pedwarn for forward declarations of enum types
6960 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
6963 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
6965 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
6967 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
6969 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
6970 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
6972 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
6974 * cpphash.h (struct cpp_reader): New saved_flags.
6975 * cppmacro.c (cpp_get_token): Use saved_flags to remember
6976 to avoid a paste after a pasted token.
6978 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
6980 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
6981 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
6982 Wtype_MIN instead of LONG_MIN.
6984 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
6986 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
6988 * fixinc/fixincl.x: Regenerated.
6989 * fixinc/inclhack.def (irix_limits_const): New definition to
6990 convert "const" to "__const" in limits.h.
6992 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
6994 * fixinc/genfixes (AG): Fix "autogen4" thinko.
6996 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6998 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
6999 when register dies in the insn.
7001 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
7003 * diagnostic.c (fatal): Fix word wrap.
7005 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
7007 * combine.c (try_combine): Fix SUBREG setting for
7008 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
7010 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7012 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
7015 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
7017 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
7019 * toplev.c (decode_W_option): Update warn_larger_than
7020 unconditionally for each processed switch.
7022 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
7024 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
7026 (hppa_expand_prologue): Delete code to save pic offset table register
7027 in the function prologue.
7028 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
7029 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
7030 table register at the beginning of the function after the prologue.
7032 2001-01-29 lars brinkhoff <lars@nocrew.org>
7034 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
7036 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
7037 Jeff Law <law@redhat.com>
7039 * pa.md (return): Revise comment for trivial return.
7040 (return_internal): Non-trivial return pattern for non-PIC code.
7041 (return_internal_pic): Non-trivial return pattern for PIC code.
7042 It uses the PIC register to ensure it is restored after
7044 (epilogue): Generate appropriate return for PIC and non-PIC code.
7046 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
7048 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
7050 2001-01-29 DJ Delorie <dj@redhat.com>
7052 * combine.c (if_then_else_cond): Pass the correct mode to
7053 operand_subword() for constants.
7055 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
7057 * config/i386/cygwin.h: Add w32api to include search. Search different
7058 directories in a cross-build environment.
7060 2001-11-29 Tim Josling <tej@melbpc.org.au>
7062 * tree.h (TYPE_STUB_DECL): Add documentation.
7064 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
7066 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
7067 (sdbout_field_types): Likwise. Fix use of host_integerp.
7069 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
7071 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
7074 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
7076 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
7077 to use flag_gnu_linker.
7079 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7081 * cpplib.c (T_BAD_DIRECTIVE): Remove.
7082 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
7084 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
7086 * tree.c, tree.h (build_parse_node): Remove; was identical to
7088 * c-lang.c (start_cdtor), objc/objc-act.c
7089 (build_module_descriptor): Use build_nt instead of
7092 2001-01-29 Jakub Jelinek <jakub@redhat.com>
7094 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
7095 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
7096 not have any upper bits set.
7098 2001-01-29 Phil Edwards <pme@sources.redhat.com>
7100 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
7102 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7104 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
7106 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
7108 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
7109 (integer_minus_one_node): Define.
7111 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
7113 * Makefile.in (bootstrap2-lean): Fix typo.
7115 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
7117 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
7118 : Don't set fe_value.
7119 * cpplib.h (AVOID_LPASTE): New flag.
7120 (struct cpp_hashnode): Remove fe_value.
7121 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
7122 * cppmacro.c (builtin_macro): Don't set flags here.
7123 (replace_args): Set AVOID_LPASTE flag on first token of an
7124 argument, and the token following it.
7125 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
7126 macro expansion, and on the token following it. Do it for
7128 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
7130 2001-01-27 Richard Henderson <rth@redhat.com>
7132 * config/alpha/t-ieee: Remove multilibbing.
7133 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7135 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7137 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
7139 * Makefile.in: Remove all dependencies on defaults.h.
7140 * builtins.c: Don't include defaults.h.
7141 * c-common.c: Likewise.
7142 * c-decl.c: Likewise.
7143 * c-pragma.c: Likewise.
7144 * c-typeck.c: Likewise.
7145 * combine.c: Likewise.
7147 * frame-ia64.c: Likewise.
7148 * cppexp.c: Likewise.
7149 * crtstuff.c: Likewise.
7150 * dbxout.c: Likewise.
7151 * dwarf2out.c: Likewise.
7152 * dwarfout.c: Likewise.
7153 * emit-rtl.c: Likewise.
7154 * except.c: Likewise.
7156 * final.c: Likewise.
7157 * frame-dwarf2.c: Likewise.
7158 * libgcc2.c: Likewise.
7159 * optabs.c: Likewise.
7160 * profile.c: Likewise.
7161 * sdbout.c: Likewise.
7162 * toplev.c: Likewise.
7163 * tradcif.y: Likewise.
7165 * varasm.c: Likewise.
7167 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7169 * builtins.c (expand_builtin_fputs): Use size_one_node when
7170 transforming into fwrite.
7172 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
7174 * extend.texi (Attribute Syntax): New section.
7176 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
7178 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
7179 they didn't need fixing.
7181 2001-01-27 Janis Johnson <janis@us.ibm.com>
7183 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
7185 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
7186 to remove macro definitions that are duplicated from elfos.h.
7188 2001-01-27 Richard Henderson <rth@redhat.com>
7190 * config/i386/sco5gas.h: Move ...
7191 * config/usegas.h: ... here.
7192 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
7194 2001-01-27 Jakub Jelinek <jakub@redhat.com>
7196 * c-typeck.c (struct constructor_stack): Add range_stack member.
7197 (really_start_incremental_init): Clear it.
7198 (push_init_level): Save constructor_range_stack and clear it if
7199 pushing explicit braces.
7200 (pop_init_level): abort if constructor_range_stack is non-zero at
7201 explicit closing brace. Restore saved constructor_range_stack if
7204 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
7206 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
7207 into register was forced into memory.
7209 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
7211 * Makefile.in: Remove uses of + before $(MAKE).
7213 2001-01-26 Richard Henderson <rth@redhat.com>
7215 * stmt.c (cost_table): Remove.
7216 (COST_TABLE, cost_table_initialized): New.
7217 (estimate_case_costs): Use the later instead of the former.
7218 (balance_case_nodes): Likewise.
7220 2001-01-26 Richard Henderson <rth@redhat.com>
7222 * alias.c (objects_must_conflict_p): Read-only slots may not
7223 conflict despite having the same type.
7225 2001-01-27 Michael Hayes <mhayes@redhat.com>
7227 * loop.c (loop_giv_reduce_benefit): Copy mode size into
7229 (check_ext_dependant_givs): Initialise u_start_val and
7231 (load_mems): Make last_max_reg unsigned.
7232 (try_swap_copy_prop): Use INSN_P and initialise set.
7234 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
7236 * README.AVR : Removed.
7238 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
7240 * pa-64.h (text_section): Remove declaration.
7242 * pa.md (return_internal): Remove mode on PIC register use.
7244 2001-01-25 lars brinkhoff <lars@nocrew.org>
7246 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
7247 ASM_CLOSE_PAREN): fix typos.
7249 2001-01-25 Mark Mitchell <mark@codesourcery.com>
7251 * acconfig.h: Define `const' to the empty string if neither
7252 __STDC__ nor __cplusplus is defined.
7253 * config.in: Regenerated.
7255 2001-01-25 David Edelsohn <edelsohn@gnu.org>
7257 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
7258 * collect2.c (main): Delete importf. Add ".obj" file extension.
7259 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
7260 (aix_std_libs): Add additional AIX libraries to skip.
7261 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
7262 * config/rs6000/aix51.h: New file.
7264 2001-01-25 Michael Hayes <mhayes@redhat.com>
7266 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
7267 (loop_insn_emit_before): No longer static.
7268 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
7269 (loop_givs_rescan, load_mems): Likewise.
7270 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
7271 (maybe_eliminate_biv_1):
7272 (move_movables): Replace emit_call_insn_before with
7273 loop_call_insn_hoist.
7274 * loop.h (loop_insn_emit_before): Add.
7275 * unroll.c (copy_loop_body): Replace emit_insn_before with
7276 loop_insn_emit_before.
7278 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
7280 * diagnostic.c (fatal): Request preprocessed source.
7282 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
7284 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
7285 olddecl has argument types and newdecl has none, use the argument
7288 2001-01-24 Ulrich Drepper <drepper@redhat.com>
7290 * dwarf2out.c (prefix_of): New function. Determine longest common
7291 prefix of the two arguments. The units are whole path components.
7292 (output_file_names): When adding a new directory find the one entry
7293 with the longest common prefix already in the list. Artificially
7294 generate entry if there is none for this prefix.
7295 Fix test to check whether the zeroth directory entry is used.
7297 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
7299 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
7300 Changed all callers. Take it into account when deciding if a
7301 previously loaded value matches.
7303 2001-01-24 Richard Henderson <rth@redhat.com>
7305 * reload.c (find_reloads_subreg_address): Fail the substitution
7306 if the resulting address is insufficiently aligned.
7308 2001-01-24 DJ Delorie <dj@redhat.com>
7310 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
7311 check the original operand's mode also.
7312 * simplify-rtx.c (simplify_ternary_operation): Ditto.
7314 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
7316 * c-parse.in (cast_expr): Move compound literals from here ...
7317 (primary): ... to here. Use standard terminology "compound
7318 literal" instead of "constructor expression".
7320 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
7322 * gcc.1, cpp.1: Regenerate.
7324 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
7326 * calls.c (emit_library_call_value_1): Memory slot for
7327 pass-by-reference argument should have the mode of the argument,
7328 not of the pointer to it.
7330 2001-01-24 Tom Tromey <tromey@redhat.com>
7332 * gcc.texi (G++ and GCC): Mention gcj manual.
7333 (Standards): Link to section of manual mentioning gcj/Java
7336 2001-01-24 Jakub Jelinek <jakub@redhat.com>
7338 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
7339 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
7340 * tradcpp.c (main): Add -imacros or -include'd dependencies
7342 * cpp.texi (-M, -MM): Document -M -include behaviour.
7344 2001-01-24 Roger Collins <roger@ProProject.com>
7346 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
7348 2001-01-24 Will Cohen <wcohen@redhat.com>
7350 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
7351 whether registers are 32 bits or 64 bits in size.
7353 2001-01-24 Ben Elliston <bje@redhat.com>
7355 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
7357 2001-01-24 Richard Henderson <rth@redhat.com>
7359 * config/alpha/alpha.md (builtin_longjmp_internal): New.
7360 (builtin_longjmp): Use it instead of emit_indirect_jump.
7362 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
7364 * bb-reorder.c (make_reorder_chain_1): Handle case where
7365 jump edge goes to the same block as the fallthru edge.
7367 2001-01-23 Jim Wilson <wilson@redhat.com>
7369 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
7370 * frame.h (__ia64_personality_v1): Add prototype.
7371 * libgcc2.c (ia64_throw_helper): Change personality declaration to
7372 prototype form. Add void * cast to first argument to personality
7374 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
7375 (asctoe113): Likewise.
7376 * config/ia64/frame-ia64.c: Include eh-common.h.
7377 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
7379 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
7381 (itanium_split_issue): Add prototype.
7382 (gen_nop_type): Ifdef out.
7383 (find_best_packet): Initialize best_packet.
7384 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
7386 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
7387 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
7388 (flushrs): Add explicit stop bit at end.
7389 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
7392 2001-01-23 Chris Demetriou <cgd@broadcom.com>
7394 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
7396 * libgcc2.c (__terminate_func): Make variable static.
7397 (__terminate_set_func): New function to set __terminate_func.
7398 * libgcc2.h (__terminate_func_ptr): New typedef.
7399 (__terminate_set_func): New function.
7401 2001-01-23 Richard Henderson <rth@redhat.com>
7403 * flow.c (init_propagate_block_info): Don't consider unchanging
7404 memories for dead frame store elimination.
7406 2001-01-23 Richard Henderson <rth@redhat.com>
7408 * varasm.c (UNIQUE_SECTION): Move default implementation ...
7409 * defaults.h: ... here.
7411 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7413 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
7415 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
7417 * c-lex.c (lex_charconst): Fix typo: s/p/str.
7419 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7421 * rs6000.h (rs6000_return_addr): Move prototype from here...
7422 * rs6000-protos.h (rs6000_return_addr): ...to here.
7423 (rs6000_init_expanders): Delete prototype.
7425 2001-01-23 Nick Clifton <nickc@redhat.com>
7427 * invoke.texi: Replace , with \, inside @gccoptlist macros.
7428 (Spec Files): Document %B and %j and %. and %v3 and %M and
7429 %{S*&T} spec switches.
7431 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7433 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
7435 2001-01-23 Chris Demetriou <cgd@sibyte.com>
7436 Neil Booth <neil@daikokuya.demon.co.uk>
7438 * cpperror.c: Merge handlers of PEDWARN and WARNING.
7439 Have -Werror make pedantic warnings errors, like the
7442 2001-01-23 Phil Edwards <pme@sources.redhat.com>
7444 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
7446 2001-01-23 Jakub Jelinek <jakub@redhat.com>
7448 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
7449 * integrate.c (expand_inline_function): Initialize them.
7450 (subst_constants): If changing COMPARE so that both its arguments
7451 will be VOIDmode and the comparison mode will be lost, note
7452 compare_mode. Use the recorded compare_mode to optimize
7455 2001-01-23 Jason Merrill <jason@redhat.com>
7457 * dwarf2out.c (new_die): Use xcalloc.
7458 (output_die): Abort rather than emit a local reference to offset 0.
7460 2001-01-17 Andrew Haley <aph@redhat.com>
7462 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
7463 of a saved register; return NULL instead.
7464 (copy_reg): Take a pointer to a source register rather than a
7466 (next_stack_level): Remember the address in the stack frame of all
7468 Use the saved register pointer array as the source of the CFA.
7469 (throw_helper): Rewrite. Unwind once rather than twice and keep
7470 track of saved registers as we go.
7472 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7474 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
7475 * c4x.c (c4x_legitimize_reload_address): Remove.
7476 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
7477 reload address for ldp(k) insn.
7479 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
7481 * pa.md (return_internal): Add a USE of the PIC register to ensure
7482 it is restored after each call.
7483 (return expander): Corresponding changes.
7485 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7487 * rs6000.h (INIT_EXPANDERS): Delete.
7488 (RETURN_ADDR_RTX): Call rs6000_return_addr().
7489 * rs6000.c (rs6000_override_options): Call *_machine_status from
7491 (rs6000_init_expanders): ...instead of here. Delete.
7492 (rs6000_mark_machine_status): New function.
7493 (rs6000_init_machine_status): Use xcalloc.
7494 (rs6000_return_addr): Generate RTX for the return address.
7495 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
7496 (rs6000_stack_info): Use it.
7498 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
7500 * gthr-win32.h: Include errno.h to get a declaration for
7501 EINVAL and _mingw.h if the target is mingw32.
7503 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
7505 * cpp.texi: Correct typos.
7507 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7509 * explow.c (probe_stack_range): Ensure value passed to
7510 stack_check_libfunc is ptr_mode, not Pmode.
7512 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
7514 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
7515 case, don't use operand_subword to calculate a SUBREG that is
7518 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
7520 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7522 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
7523 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
7524 valid. If not replace it by equivalent insns.
7526 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7528 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
7529 contains SYMBOL_REF, LABEL_REF and CONST_INT.
7530 (c4x_U_constraint, symbolic_address_operand): Likewise.
7531 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
7533 (c4x_r11_set_p, c4x_check_laj_p): New functions.
7534 * c4x-protos.h (c4x_check_laj_p): Add prototype.
7535 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
7536 anulling slot because of silicon bug.
7537 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
7539 2001-01-22 Alan Modra <alan@linuxcare.com.au>
7541 * cppexp.c (parse_charconst): Change `mask' type to agree
7544 2001-01-21 Richard Henderson <rth@redhat.com>
7546 * config/i386/i386.c (ix86_asm_file_end): Disable putting
7547 pic_label_name in a linkonce section.
7549 2001-01-17 Philipp Thomas <pthomas@suse.de>
7551 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
7553 * configure: Regenerate.
7555 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
7557 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
7558 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
7560 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
7562 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
7563 If REVERSE nonzero then condition code in X must be reversed.
7564 (encode_section_info): Optimise if/else.
7565 (avr_function_value): Fix formatting.
7567 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
7568 (difficult_branch): Likewise.
7569 (rvbranch): Likewise.
7570 (difficult_rvbranch): Likewise.
7572 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
7574 * config/avr/libgcc.S: Fix comment.
7576 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
7578 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
7580 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
7582 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
7584 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
7586 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
7587 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
7588 * configure, config.in: Regenerate.
7589 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
7590 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
7591 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
7592 (doprint.o): New rule.
7594 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
7596 * c-typeck.c (digest_init): Handle boolean types as scalars.
7598 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7600 * stmt.c (expand_return): Don't return anything if size is zero.
7601 Delete redundant assignment to BYTES.
7602 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
7604 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
7606 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
7607 the same as the default library function names.
7608 * config/avr/avr.md: Document special characters after '%'.
7609 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
7610 knowing which of the call-used registers are really clobbered.
7611 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
7612 New. Both quotient and remainder from one libgcc.S call.
7613 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
7614 clobber as few registers as possible.
7615 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
7617 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
7619 * cppmacro.c (funlike_invocation_p): Don't move back up to the
7620 context of the top of the stack.
7622 2001-01-20 Jakub Jelinek <jakub@redhat.com>
7624 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
7625 (fixup_var_refs_insns): ...here.
7627 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
7629 * function.c (fixup_var_refs_insns): Break up into
7630 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
7631 [loop over entire insn list], and fixup_var_refs_insns_with_hash
7632 [loop over hash table entries].
7633 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
7634 fixup_var_refs_insns_with_hash, to match above changes.
7636 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
7638 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
7639 (libgcc.a): Likewise.
7640 (stmp-multilib): Likewise.
7641 (STAGE2_FLAGS_TO_PASS): Likewise.
7643 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
7645 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
7646 temporary if no_new_pseudos.
7648 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
7650 * cppinternals.texi: Update.
7652 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
7654 * arm.c (arm_init_builtins): Re-enable builtins.
7656 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7658 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
7659 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
7660 element to be null, and always expect an EXPR_LIST.
7661 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
7662 * sched-deps.c (sched_analyze_1): Likewise.
7663 * sched-rgn.c (check_live_1, update_live_1): Likewise.
7665 * regclass.c (max_set_parallel): New variable.
7666 (reg_scan): Take it into account in computation of max_parallel.
7667 (reg_scan_mark_refs, case SET): Compute it.
7669 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
7671 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
7672 * function.c (assign_parms): Use INTVAL for a CONST_INT.
7674 2001-01-19 Jason Merrill <jason@redhat.com>
7676 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
7677 for the abstract instance of an inline function.
7679 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
7680 J"orn Rennecke <amylaar@redhat.com>
7682 * reload1.c (move2add_note_store): Treat all registers directly or
7683 indirectly derived from a base register as members of the same set
7685 (reload_cse_move2add): Adjust accordingly. Take mode and offset
7686 of base register into account.
7688 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
7690 * alias.c (find_base_value): Recognize TRUNCATE.
7691 (record_set): In PLUS case, invalidate if other summand is also a
7694 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7696 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
7697 entry to be EXPR_LIST.
7698 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
7699 be an EXPR_LIST (but not null, which other code doesn't allow).
7700 (note_stores): Properly handle PARALLEL in SET.
7701 Recursively call for top-level PARALLEL.
7702 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
7703 * sched-rgn.c (check_live_1, update_live_1): Likewise.
7705 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
7707 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
7709 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
7710 not pfile->skipping (== 0).
7712 2001-01-17 Nick Clifton <nickc@redhat.com>
7714 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
7717 2001-01-17 Jim Wilson <wilson@redhat.com>
7719 * invoke.texi (IA-64 options): Improve.
7721 2001-01-17 Tom Tromey <tromey@redhat.com>
7723 * invoke.texi (Optimize Options): Use `{}' to around @samp
7726 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
7728 * invoke.texi (-fno-guess-branch-probability): New option.
7730 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7732 * combine.c (try_combine): Don't set i3_subst_into_i2 for
7733 case of making new double-word constant.
7734 Revert last change: instead just test i3_subst_into_i2.
7736 2001-01-17 Jakub Jelinek <jakub@redhat.com>
7738 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
7739 Use q constraints instead of r.
7741 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
7743 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
7744 (machine_function): Define.
7745 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
7746 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
7747 pa_free_machine_status): New functions.
7748 (override_options): Set {init,mark,free}_machine_status to above.
7749 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
7750 PIC_OFFSET_TABLE_REGNUM_SAVED.
7751 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
7752 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
7753 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
7754 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
7755 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7757 2001-01-15 DJ Delorie <dj@redhat.com>
7759 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
7763 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7765 * flow.c (propagate_on_insn): Make trying to delete a prologue
7766 or epilogue insn an ICE, not a warning. Allow doing this if
7767 the current function returns with stack pointer depressed.
7769 * combine.c (try_combine): If i3_subst_into_i2, properly check for
7770 I3 having more than one SET.
7772 2001-01-16 Jim Wilson <wilson@redhat.com>
7774 * invoke.texi: Document IA-64 options.
7776 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
7777 (fixup_errata): Delete TARGET_A_STEP use.
7778 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
7779 (TARGET_SWITCHES): Delete -ma-step option.
7780 * config/ia64/ia64.md (all FP patterns): Delete %B0.
7781 (movqicc_astep, movqi_internal_astep, movhicc_astep,
7782 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
7783 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
7784 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
7785 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
7787 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
7788 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
7789 cmovsi_internal): Delete ! TARGET_A_STEP check.
7791 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7793 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
7794 possibility to report bugs via postal mail. Change a URL and
7795 merge in a nearly duplicate statement...
7796 (Bug Reporting): ...from here.
7797 (Service): Refer to the Bug Reporting section instead of
7799 (Contributing): Remove trivial explanations concerning snapshots.
7801 2001-01-16 Alan Modra <alan@linuxcare.com.au>
7803 * cppmain.c (general_init): Don't use ANSI prototype.
7805 2001-01-16 Tom Tromey <tromey@redhat.com>
7807 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
7809 2001-01-16 Richard Henderson <rth@redhat.com>
7811 * config/i386/i386.h: Fix comment typo.
7812 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
7813 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
7815 2001-01-16 Phil Edwards <pme@sources.redhat.com>
7817 * gcc.c: Revert previous -fsyntax-only-related change; move
7820 2001-01-16 Jakub Jelinek <jakub@redhat.com>
7822 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
7823 inmode after checking GET_CODE (op).
7825 2001-01-16 Richard Henderson <rth@redhat.com>
7827 * flow.c (struct propagate_block_info): Add mem_set_list_len.
7828 (MAX_MEM_SET_LIST_LEN): New.
7829 (propagate_one_insn): Update mem_set_list_len.
7830 (invalidate_mems_from_autoinc): Likewise.
7831 (invalidate_mems_from_set): Likewise.
7832 (mark_used_regs): Likewise.
7833 (init_propagate_block_info): Likewise. Stop collecting memories
7834 when we reach MAX_MEM_SET_LIST_LEN.
7835 (mark_set_1): Likewise.
7837 2001-01-16 Richard Henderson <rth@redhat.com>
7839 * unroll.c (precondition_loop_p): Fail if no iteration
7842 2001-01-16 Phil Edwards <pme@sources.redhat.com>
7844 * gcc.c: When -fsyntax-only is given, do not complain about
7847 2001-01-15 Richard Henderson <rth@redhat.com>
7849 * config/i386/i386.c (asm_output_function_prefix): Remove.
7850 (ix86_asm_file_end): New.
7851 (load_pic_register): Generate pic_label_name into a
7852 staticly allocated buffer.
7853 * config/i386/i386-protos.h: Update.
7854 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
7855 (ASM_FILE_END): New.
7856 * config/i386/i386afe.h: New file.
7857 * config.gcc (i?86-*-elf) [tm_file]: Use it.
7858 (i?86-*-{freebsd,linux*,moss*}): Likewise.
7859 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
7860 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
7861 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
7862 * config/i386/sco5.h (ASM_FILE_END): Likewise.
7863 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
7865 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7867 * Makefile.in (install-man): Remove explicit dependency on
7870 * configure.in, configure: Revert previous patch requiring perl
7873 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
7875 * toplev.c (flag_guess_branch_prob): New.
7876 (f_options): Add guess-branch-probability option.
7877 (rest_of_decl_compilation): Only estimate branch probability if
7879 (main): set flag_guess_branch_prob.
7881 * flags.h (flag_guess_branch_prob): New.
7883 2001-01-15 DJ Delorie <dj@redhat.com>
7885 * gcc.texi (Makefile): Add documentation for Makefile targets.
7887 2001-01-15 Philip Blundell <philb@gnu.org>
7889 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
7891 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
7892 (is_pic): Delete declaration.
7893 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
7894 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
7895 * config/arm/arm.md (builtin_setjmp_receiver): New.
7897 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
7899 * arm.c (use_return_insn): Don't try to determine the function type
7900 until after reload has completed.
7901 (arm_output_epilogue): Don't adjust the sp value recovered from the
7903 (emit_multi_reg_push): Don't record dwarf information for the pc.
7904 * arm.md (eh_epilogue): The function type may have changed, so it
7905 needs to be recalculated.
7906 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
7907 unwind tables on arm/netbsd.
7909 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
7911 * arm.md (cbranchsi4): Correct calculation of branch ranges.
7912 (negated_cbranchsi4): Likewise.
7914 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
7916 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
7917 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
7918 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
7919 pass -mapcs-* options to assembler.
7920 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
7921 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
7922 (ASM_SPEC): Call subtarget_extra_asm_spec.
7924 2001-01-15 Andreas Jaeger <aj@suse.de>
7926 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
7928 (ix86_expand_builtin): Likewise.
7930 * gencodes.c (output_predicate_decls): Make i size_t to avoid
7931 warning about comparison between signed and unsigned.
7933 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
7935 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
7937 2001-01-14 Ralf Baechle <ralf@gnu.org>
7939 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
7940 SUBTARGET_CPP_SPEC apropriatly.
7942 2001-01-12 Mark Mitchell <mark@codesourcery.com>
7944 * varasm.c (make_decl_rtl): Fix typo in last change.
7946 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
7948 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
7949 linker supports the init_priority C++ attribute.
7950 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
7951 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
7952 linker does not support init_priority C++ attribute.
7954 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
7956 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
7958 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
7960 * c-parse.in (finish_parse): Add comment about cpp_destroy.
7961 * cp/lex.c (finish_parse): Similarly.
7962 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
7963 Return the number of errors encountered.
7964 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
7965 * cppmain.c (main): Don't call cpp_destroy.
7967 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
7969 * configure.in: Require at least perl 5.6.0 to regenerate
7971 * configure: Regenerate.
7973 2001-01-14 Richard Henderson <rth@redhat.com>
7975 * genrecog.c (DT_veclen_ge): New.
7976 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
7977 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
7978 (nodes_identical_1): Handle DT_veclen_ge.
7979 (write_cond, debug_decision_2): Likewise.
7981 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
7983 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
7985 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
7987 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
7989 * cppmain.c (do_preprocessing): New function; most of the old
7991 (main): Call it to do most of the work.
7992 (cb): Move from global scope to set_callbacks ().
7993 (setup_callbacks): Get the callback pointer.
7994 (general_init, printer_init): Clean up code and comments.
7996 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
7998 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
8001 2001-01-14 Kazu Hirata <kazu@hxi.com>
8003 * config/h8300/h8300.c (get_shift_alg): Update comments.
8005 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8007 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
8008 (alloc_page, ggc_alloc): Add casts to remove warnings.
8010 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
8012 * combine.c (simplify_comparison): Don't change `code' when
8013 can't reverse comparison.
8015 2001-01-14 Richard Henderson <rth@redhat.com>
8017 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
8018 update all call sites. Return true for all non-label constants.
8020 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
8022 * i386.c (ix86_expand_compare): Add bypass_test and second_test
8024 (ix86_expand_branch): Update.
8025 (ix86_expand_setcc): Update to handle multiple test conditions.
8026 (expand_int_movcc): Likewise.
8027 (expand_fp_movcc): Likewise.
8028 * i386-protos.h (ix86_expand_compare): New.
8029 * i386.md (andqi_?_slp, orqi_?_slp): New.
8030 (conditional trap expander): Update call to ix86_expand_compare.
8032 2001-01-14 Richard Henderson <rth@redhat.com>
8034 * config/vax/vax.md: Use nonimmediate_operand instead of
8035 general_operand in destinations.
8037 * config/vax/vax.md (indirect_jump): Use register_operand.
8039 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
8040 * config/vax/vax.md (call_pop): Turn into an expander.
8041 (call_value_pop): Likewise.
8042 (call, call_value): New.
8044 2001-01-14 Andreas Jaeger <aj@suse.de>
8046 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
8048 (ix86_fp_compare_mode): Add unused attribute.
8049 (ix86_expand_fp_movcc): Remove unused variable.
8050 (ix86_expand_builtin): Make fcode unsigned.
8052 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
8053 (expand_expr): Add cast to avoid signed warning.
8054 (store_field): Likewise.
8055 (store_constructor_field): Likewise.
8056 (store_constructor): Likewise.
8057 (store_expr): Likewise.
8058 (clear_storage): Likewise.
8059 (emit_group_store): Likewise.
8060 (emit_group_load): Likewise.
8062 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
8064 * c-common.c: Move format checking code to ...
8065 * c-format.c: ... here. New file. Reorder some functions and
8067 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
8069 * c-common.h (decl_handle_format_attribute,
8070 decl_handle_format_arg_attribute): Declare.
8071 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
8072 (c-common.o): Adjust dependencies.
8073 (c-format.o): New list of dependencies.
8075 2001-01-13 Jakub Jelinek <jakub@redhat.com>
8077 * unroll.c (loop_iterations): If we cannot prove iteration variable
8078 is set once in each iteration, punt.
8080 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
8082 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
8083 (*strlenhi): Remove clobber (which was buggy) of output address.
8085 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
8087 * Makefile.in (generated-manpages): Add gcc.1
8088 ($(srcdir)/gcc.1): New target.
8089 (maintainer-clean): Delete $(srcdir)/gcc.1.
8090 * gcc.texi: Add macros @gccoptlist and @gol.
8091 * invoke.texi: Include option summary in manpage. Mark up option
8092 summary with @gccoptlist and @gol. Use @r in one place where
8094 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
8095 * gcc.1: Generate from invoke.texi.
8097 2001-01-13 Richard Henderson <rth@redhat.com>
8099 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
8100 (struct page_entry): Add group member.
8101 (struct page_group): New.
8102 (struct globals): Add page_groups member.
8103 (alloc_anon): Only define for using mmap; remove valloc call.
8104 (page_group_index): New.
8105 (set_page_group_in_use): New.
8106 (clear_page_group_in_use): New.
8107 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
8108 (free_page, release_pages): Likewise.
8109 * configure.in (with-gc): Default to ggc-page always.
8111 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8113 * reload1.c (replace_pseudos_in_call_usage): Use
8114 reg_equiv_constant and reg_equiv_address, and don't try
8115 regno_reg_rtx first.
8117 2001-01-13 Richard Henderson <rth@redhat.com>
8119 * ggc-page.c (alloc_page): Round up allocation size to one page.
8120 Set e->order on extra pages.
8122 2001-01-13 Richard Henderson <rth@redhat.com>
8124 * genrecog.c (nodes_identical): Expand commentary.
8125 (write_switch): Watch out for identical nodes.
8127 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8129 * cppfiles.c (_cpp_fake_include): New function.
8130 * cpphash.h (_cpp_fake_include): New.
8131 * cpplib.c (do_line): Call _cpp_fake_include when entering
8132 header files in preprocessed input.
8133 * cppmain.c (cb_pragma_implementation): Remove handling.
8134 (setup_callbacks): Don't register pragmas.
8136 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8138 * extend.texi: Udate for CPP.
8140 2001-01-13 Andreas Jaeger <aj@suse.de>
8142 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
8144 * regmove.c: Add prototype for replace_in_call_usage.
8146 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8148 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
8149 struct cpp_chunk, struct htab, struct toklist,
8150 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
8151 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
8152 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
8153 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
8154 (struct macro_args): Delete.
8155 * cpphash.h: See above.
8157 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8159 * cppmain.c (struct printer): Remove no_line_dirs.
8161 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
8162 : Use options rather than CPP_OPTION.
8163 (setup_callbacks): Use cb rather than pfile->cb.
8164 (main): No need to check for a buffer. Use cpp_errors.
8165 (printer_init): Don't set no_line_dirs.
8166 (maybe_print_line): Use options not no_line_dirs.
8167 (cb_file_change): Don't call print_line if -P.
8169 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8171 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
8173 * c-parse.in (finish_parse): Use cpp_errors.
8174 (__yylex): Use return value of cpp_pop_buffer.
8175 * cp/lex.c (finish_parse): Use cpp_errors.
8176 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
8178 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
8180 * README.AVR: URLs corrected.
8182 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8184 * c-decl.c (start_function): Don't warn if old prototype is builtin
8185 that's not in C's namespace.
8186 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
8187 (_bb): Add prototype for ctime.
8188 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
8190 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
8192 * i386.c (ix86_fp_comparison_arithmetics_cost,
8193 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
8194 ix86_fp_comparison_cost): New functions.
8195 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
8196 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
8197 two-branch sequences; make static.
8198 (ix86_use_fcomi_compare): Do decision according to the costs.
8199 (split_fp_branch): New.
8200 * i386.md (compare-and-branch patterns): Use split_fp_branch.
8201 * i386-protos.h (ix86_expand_fp_compare): Remove
8202 (ix86_split_fp_branch): Declare.
8204 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
8205 and ix86_comparison_operator.
8207 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
8210 * i386.c (put_condition_code): Output properly the unordered/ordered
8211 compares in fp case.
8212 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
8214 * tm.texi (REVERSE_CONDITION): Document.
8215 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
8216 in -ffast-math mode.
8217 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
8219 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8221 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
8223 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
8226 * config/sh/sh.c (mova_p): Fix test for mova_const.
8228 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8230 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
8231 cpp_get_options rather than dereferencing pfile and using
8233 * scan-decls.c (scan_decls): Use return value of
8234 cpp_pop_buffer rather than CPP_BUFFER.
8236 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
8238 * cppinit.c (cpp_handle_option): help_only is now part of the
8239 cpp_options structure.
8240 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
8241 cpp_set_callbacks): New functions.
8242 * cpplib.h (cpp_callbacks): Break out as a named structure.
8243 (cpp_options): Move help_only here from cpp_reader.
8244 (CPP_FATAL_ERRORS): Update to use cpp_errors.
8245 (cpp_errors, cpp_get_options, cpp_get_callbacks,
8246 cpp_set_callbacks): New prototypes.
8247 * cppmain.c (main): Update for help_only.
8249 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
8251 * Makefile.in (info, maintainer-clean, install-info, uninstall):
8252 Also build and remove and install and uninstall c-tree.info and
8254 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
8255 ($(srcdir)/cppinternals.info): New target.
8256 * c-tree.texi: Change file name used when makeinfo used without -o
8257 from ir.info to c-tree.info. Add info directory entry.
8258 * cppinternals.texi: Add info directory entry.
8259 * .cvsignore: Update.
8261 2001-01-12 Jakub Jelinek <jakub@redhat.com>
8263 * c-typeck.c (store_init_value): Don't require constant initializer
8264 elements with -pedantic -std=c99.
8265 (digest_init): Change error about non-constant initializer elements
8267 (constructor_range_end): Remove.
8268 (constructor_incremental, designator_depth,
8269 designator_errorneous): New variables.
8270 (struct constructor_stack): Remove range_end, add incremental.
8271 (struct constructor_range_stack, constructor_range_stack): New.
8272 (struct initializer_stack): Add constructor_range_stack.
8273 (finish_init): Set it.
8274 (start_init): Likewise. require_constant_elements for non-static
8275 trees only if not flag_isoc99.
8276 (really_start_incremental_init): Remove constructor_range_end, add
8277 constructor_incremental.
8278 (pop_init_level): Likewise.
8279 (push_init_level): Likewise. If implicit and the subobject had some
8280 value set already, preinitialize the level with it.
8281 Warn about missing braces only if not pushing due to designators.
8282 (set_designator, push_range_stack): New functions.
8283 (set_init_label): Use them.
8284 (set_init_index): Likewise. Remove constructor_range_end.
8285 Error if designator index is outside of array bounds.
8286 (add_pending_init): Compare values of purpose index trees, not the
8287 trees themselves. Allow overwriting of already initialized element.
8288 Issue a warning if it had side-effects.
8289 (set_nonincremental_init, set_nonincremental_init_from_string): New
8291 (pending_init_member): Rename to...
8292 (find_init_member): ...this function. Call set_nonincremental_init
8293 if necessary. Compare values of purpose index trees, not the trees
8294 themselves. Return the actual value, not just non-zero if something
8296 (output_init_element): Remove checks for duplicates.
8297 If field has zero size, only check the initializer for correctness.
8298 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
8299 if constructor_incremental is zero. Change error about initializers
8300 not computable at load time into pedwarn.
8301 (output_pending_init_elements): Compare bit positions, not
8302 FIELD_DECLs to take into account zero-sized fields.
8303 (process_init_element): Use constructor_range_stack to fill all
8304 ranges in the designator lists from current level up.
8305 * extend.texi: Update documentation for labeled elements.
8307 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
8309 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
8310 to function usage for arguments passed by reference. Optimize
8311 callee-copied arguments.
8312 * regmove.c (replace_in_call_usage): New function.
8313 (fixup_match_1): Call it.
8314 * cse.c (cse_insn): Canonicalize registers in function usage.
8315 * reload1.c (replace_pseudos_in_call_usage): New function.
8318 * Makefile.in: Reverted yesterday's wrong patch. Installed the
8321 2001-01-12 Jakub Jelinek <jakub@redhat.com>
8323 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
8326 2001-01-12 DJ Delorie <dj@redhat.com>
8328 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
8329 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
8332 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
8334 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
8335 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
8336 -std options alongside references to -ansi. Update some
8337 documentation for C99.
8338 * cpp.1: Regenerate.
8340 2001-01-12 Andreas Jaeger <aj@suse.de>
8342 * haifa-sched.c (restore_line_notes): Remove argument block B
8344 * sched-ebb.c (schedule_ebb): Change caller.
8345 * sched-rgn.c (schedule_region): Likewise.
8346 * sched-int.h (restore_line_notes): Adjust prototype.
8348 * loop.h: Remove wrong declaration of doloop_condition_get.
8350 2001-01-12 Phil Edwards <pme@sources.redhat.com>
8352 * extend.texi: Move C++-extension-related node from the C section
8353 into the C++ section.
8355 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
8357 * extend.texi: Refer to an array of pointers to functions instead
8358 of one of functions.
8360 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
8361 Jan Hubicka <jh@suse.cz>
8363 * combine.c (reversed_comparison): Fix typo in last patch.
8365 (combine_reversed_comparison_code): Make static to follow
8366 prototype declaration.
8368 2001-01-12 Phil Edwards <pme@sources.redhat.com>
8370 * install.texi: Remove misplaced duplicate entry.
8372 2001-01-11 Ulrich Drepper <drepper@redhat.com>
8374 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
8376 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
8378 * final.c: (leaf_function_p): Fix typo.
8380 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
8382 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
8383 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
8385 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
8386 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
8387 mmap_anon, and valloc is available.
8388 * ggc-page.c: Restructure ifdef logic to match new autoconf
8389 spec. Don't throw away the test page in init_ggc.
8391 * configure, config.in: Regenerate.
8393 2001-01-12 Michael Hayes <mhayes@redhat.com>
8395 * loop.h (total_biv_increment): Constify iv_class pointer.
8396 (struct induction): Replace `mem_mode' with `mem' rtx.
8397 * unroll.c (total_biv_increment): Constify iv_class pointer.
8398 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
8399 (find_mem_givs, combine_givs_p): Likewise.
8400 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
8402 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
8404 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
8406 (__gthread_getspecific): Ditto.
8408 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
8410 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
8411 put_condition_code): Convert fp comparison codes to integer
8413 (ix86_expand_fp_compare): Postnote the fp comparison code converison
8416 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
8417 * i386-protos.h (no_comparison_operator): Kill.
8419 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
8421 * combine.c (REVERSIBLE_CC_MODE): Remove.
8422 (reversible_comparison_p): Remove.
8423 (combine_reversed_comparison_code): New.
8424 (reversed_comparison): New.
8425 (combine_simplify_rtx): Use
8426 combine_reversed_comparison_code/reversed_comparison instead
8427 of reversible_comparison_p.
8428 (simplify_if_then_else): Likewise.
8429 (simplify_set): Likewise.
8430 (simplify_logical): Likewise.
8431 (if_then_else_cond): Likewise.
8432 (known_cond): Likewise.
8433 (simplify_comparison): Likewise.
8435 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
8437 * builtins.c (std_expand_builtin_va_start): Handle varargs when
8438 sizeof (int) is larger than sizeof(__word__).
8440 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
8442 * cppinit.c (do_includes): Fix typo.
8444 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8446 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
8447 in S_REGS does not occur because not all sources are possible
8448 when a S_REGS is a destination (sometimes needs a clobber).
8449 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
8450 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
8451 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
8452 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
8453 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
8454 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
8455 (lshrdi_const1, lshrsi3_const16): Likewise.
8456 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
8457 (*movhi_68hc12, *movqi_68hc12): Likewise.
8458 (movstrictqi): Make sure reloading in D_REGS as a destination
8461 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
8463 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
8465 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
8467 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
8468 -D, -U and -A, and don't initialize the builtins.
8469 (do_includes): Error if -include or -imacros with -fpreprocessed.
8470 * cppmain.c (cb_define, cb_undef): Unconditionally process
8472 * tradcpp.c (main): Fix typo.
8474 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
8476 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
8477 (read_name_map): Use IS_ABSOLUTE_PATH.
8478 * tradcpp.c (get_filename): Likewise.
8480 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8482 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
8483 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
8484 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
8485 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
8486 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
8487 (cmphi_z_used): Don't use '@' for the output.
8488 (tstqi_z_used): Likewise.
8489 (cmpqi_z_used): Likewise.
8490 (one_cmplsi2): Likewise.
8492 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
8494 * config/sh/sh.c (barrier_align): Recognize branch around far
8495 branch and redundant insn.
8497 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
8499 * invoke.texi: Restore documentation of the drivers' switches -MD
8502 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
8504 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
8506 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
8507 check-objc//%): Support parallel testing of multilibs.
8508 (TESTSUITEDIR): Set to testsuite by default, but override for
8510 (check-gcc, check-g++, check-g77, check-objc): Enter
8513 2001-01-11 Bernd Schmidt <bernds@redhat.com>
8515 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
8516 * sched-deps.c (deps_may_trap_p): Likewise.
8517 * basic-block.h: Remove a comment.
8518 * flow.c (PROP_POSTRELOAD): Remove.
8519 (update_life_info): Don't add it to prop_flags.
8520 (mark_set_1): Lose the code that was enabled by it.
8522 2001-01-11 Michael Hayes <mhayes@redhat.com>
8524 * flow.c (flow_call_edges_add): New.
8525 * basic_block.h (flow_call_edges_add): New.
8527 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
8529 * reload1.c (move2add_note_store): Update reg_set_luid even if
8530 base reg remains the same.
8532 2001-01-10 Nick Clifton <nickc@redhat.com>
8534 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
8535 machine_function structure to zero.
8536 Add prototypes for machine_status functions.
8538 2001-01-10 Mark Mitchell <mark@codesourcery.com>
8540 * c-common.h (CTI_VOID_LIST): Remove.
8541 (void_list_node): Likewise.
8542 * tree.h (TI_VOID_LIST_NODE): New enumeral.
8543 (void_list_node): New macro.
8544 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
8545 * config/i386/i386.c (ix86_init_builtins): Likewise.
8546 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
8548 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
8550 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
8551 * cppinit.c (cpp_start_read): Update comment, remove unneeded
8553 * tradcpp.c: Include mkdeps.h.
8554 (deps, print_deps_phony_targets, deps_append, output_deps,
8555 init_dependency_output, output_deps): New.
8556 (deps_buffer, deps_allocated_size, deps_size, deps_column,
8557 deps_output): Delete.
8558 (print_deps_missing_files): Rename deps_missing_files.
8559 (inhibit_output): Make global.
8560 (main): Delete inhibit_output, deps_stream, deps_target.
8561 Use mkdeps functionality in the same way as cpplib. Remove
8562 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
8563 -M and -MM. Remove old handling of deps via deps_out, and
8564 old reading of environment variables.
8565 (get_filename): Update to use deps_add_dep.
8567 2001-01-10 Mark Mitchell <mark@codesourcery.com>
8569 * output.h (make_function_rtl): Remove prototype.
8570 (make_decl_rtl): Likewise.
8571 * varasm.c (make_function_rtl): Remove.
8572 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
8573 than from a third parameter.
8574 * tree.h (make_decl_rtl): Remove last parameter.
8575 * c-decl.c (builtin_function): Remove last argument in call to
8576 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
8577 (start_function): Likewise.
8578 * except.c (call_get_eh_context): Likewise.
8579 * expr.c (emit_block_move): Likewise.
8580 (clear_storage): Likewise.
8581 * profile.c (output_func_start_profiler): Likewise.
8582 * toplev.c (rest_of_decl_compilation): Likewise.
8583 * objc/objc-act.c (create_builtin_decl): Likewise.
8584 (synth_module_prologue): Likewise.
8585 (generate_static_reference): Likewise.
8586 (build_selector_reference_decl): Likewise.
8587 (build_class_reference_decl): Likewise.
8588 (build_objc_string_decl): Likewise.
8589 (build_protocol_reference): Likewise.
8591 2001-01-10 Richard Henderson <rth@redhat.com>
8593 * hwint.h: Revert yesterday's change.
8595 2001-01-10 Nick Clifton <nickc@redhat.com>
8597 * function.h (save_machine_status): Delete.
8598 (restore_machine_status): Delete.
8599 Amend comment describing {init|mark|free}_machine_status.
8601 * function.c (save_machine_status): Delete.
8602 (restore_machine_status): Delete.
8603 Amend comment describing {init|mark|free}_machine_status.
8604 (push_function_context_to): Remove invocation of
8605 save_machine_status.
8606 (pop_function_context_from): Remove invocation of
8607 restore_machine_status.
8609 * emit-rtl.c (init_emit_once): Amend comment describing
8610 {init|mark|free}_machine_status.
8612 * tm.texi (Per-Function Data): New node. Describe the
8613 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
8616 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
8618 * cppinit.c (OPT_g): Remove.
8619 (cpp_handle_option): Update for removed -g3.
8620 (print_help): Update.
8621 * cpplib.h (struct cpp_options): Remove debug_output.
8622 * cppmain.c (setup_callbacks, cb_define): Update.
8623 * gcc.c (cpp_options): Translate -g3 to -dD.
8625 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
8627 * config/i960/i960.md: Change modifier to + on the zero_extract
8628 pattern after the (rotate -2 reg) canonicalization pattern.
8630 2001-01-10 Richard Henderson <rth@redhat.com>
8632 * config/alpha/alpha.c (alpha_free_machine_status): New.
8633 (override_options): Install it.
8634 (alpha_mark_machine_status): Verify machine non-null.
8635 * config/i386/i386.c (ix86_free_machine_status): New.
8636 (override_options): Install it.
8637 (ix86_init_machine_status): Use xcalloc.
8638 (ix86_mark_machine_status): Verify machine non-null.
8639 * config/ia64/ia64.c (ia64_free_machine_status): New.
8640 (ia64_override_options): Install it.
8641 (ia64_mark_machine_status): Verify machine non-null.
8643 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
8645 * function.c (instantiate_virtual_regs): Instantiate virtual
8646 registers found in CALL_INSN_FUNCTION_USAGE.
8648 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
8650 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
8651 equivalent to -ansi in disabling -Di386.
8653 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
8655 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
8657 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
8659 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
8661 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
8663 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
8665 * invoke.texi: Document that -fcond-mismatch isn't supported for
8668 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
8670 * gcc.texi: Define macro gcctabopt.
8671 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
8672 @command, @env and @option in some places where appropriate. Use
8673 @gcctabopt where appropriate. Put URLs and email addresses inside
8676 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
8678 * gcc.c (cpp_options): Set MD file name from output
8679 filename, if specified.
8680 (suffix_subst): New static variable.
8681 (do_spec): Clear it.
8682 (do_spec_1, case '.'): Handle new `%.suffix' spec.
8684 (give_switch): Handle suffix_subst.
8686 2001-01-10 Phil Edwards <pme@sources.redhat.com>
8688 * invoke.texi: Fix another typo.
8690 2001-01-10 Phil Edwards <pme@sources.redhat.com>
8692 * invoke.texi: Fix typo.
8694 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
8696 * c-lang.c (lang_hooks): Update.
8697 (lang_decode_option): Remove.
8698 (lang_init_options): Rename c_init_options.
8699 * toplev.c (main): Use lang_hooks for lang_init_options
8700 and lang_decode_option.
8701 * toplev.h (lang_hooks): Add 2 new hooks.
8702 * tree.h: Remove lang_init_options and lang_decode_option.
8703 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
8704 * cp/decl2.c: Similarly.
8705 * cp/lex.c (lang_init_options): Rename cxx_init_options.
8706 (lang_hooks): Update.
8707 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
8709 (lang_init_options): Rename ffe_init_options.
8710 (lang_hooks): Update.
8711 (lang_decode_option): Remove.
8712 * java/lang.c (lang_init_options): Rename java_init_options.
8713 (lang_decode_option): Rename java_decode_option.
8714 (lang_hooks): Update.
8715 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
8716 (lang_decode_option): Rename objc_decode_option.
8717 (lang_hooks): Update.
8719 2001-01-09 Nick Clifton <nickc@redhat.com>
8721 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
8722 (d30v_return_addr_rtx): Delete.
8723 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
8724 cfun->machine structure.
8725 (struct machine_function): Move to d30v.h
8726 (d30v_save_machine_status): Delete.
8727 (d30v_restore_machine_status): Delete.
8728 (d30v_init_machine_status): New Function.
8729 (d30v_mark_machine_status): New Function.
8730 (d30v_free_machine_status): New Function.
8731 (d30v_init_expanders): Use new functions.
8732 (d30v_return_addr): Use ra_rtx field in cfun->machine.
8733 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
8734 d30v_return_addr_rtx.
8736 * config/d30v/d30v.h (struct_machine): Move here.
8737 Add eh_epilogue_sp_ofs field.
8739 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
8740 field in cfun->machine structure.
8742 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
8744 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
8745 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
8746 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8748 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
8750 * objc/lang-options.h: Remove bogus reference to
8753 2001-01-09 Kazu Hirata <kazu@hxi.com>
8755 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
8758 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
8760 * reload.c (find_reloads_address): Check for eliminable registers
8761 when substituting a constant expression for a pseudo.
8763 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
8765 * c-common.c (enum format_type): Add format_type_error.
8766 (decode_format_type): New function.
8767 (decl_attributes): Use it.
8768 (format_kind_info): Adjust comment.
8770 2001-01-09 David O'Brien <obrien@BSDi.com>
8772 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
8773 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
8775 * config/i386/gnu.h: Don't include required platform specific .h files,
8776 tm.h will do it instead.
8777 * config/i386/i386elf.h: Likewise.
8778 * config/i386/linux.h: Likewise.
8779 * config/i386/moss.h: Likewise.
8780 * config/mips/gnu.h: Likewise.
8782 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8784 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
8785 (rs6000-ibm-aix3.[01]*): Likewise.
8786 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
8787 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
8788 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
8789 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
8790 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
8791 (powerpc-*-eabiaix*): Likewise.
8792 (powerpc-*-eabisim*): Likewise.
8793 (powerpc-*-elf*): Likewise.
8794 (powerpc-*-eabi*): Likewise.
8795 (powerpc-*-rtems*): Likewise.
8796 (powerpc-*-linux*libc1): Likewise.
8797 (powerpc-*-linux*): Likewise.
8798 (powerpc-wrs-vxworks*): Likewise.
8799 (powerpcle-wrs-vxworks*): Likewise.
8800 (powerpcle-*-sysv*): Likewise.
8801 (powerpcle-*-elf*): Likewise.
8802 (powerpcle-*-eabisim*): Likewise.
8803 (powerpcle-*-eabi*): Likewise.
8804 (powerpcle-*-solaris2*): Likewise.
8805 * config/rs6000/aix31.h: Delete includes.
8806 * config/rs6000/aix3newas.h: Likewise.
8807 * config/rs6000/aix41.h: Likewise.
8808 * config/rs6000/aix43.h: Likewise.
8809 * config/rs6000/beos.h: Likewise.
8810 * config/rs6000/rtems.h: Likewise.
8811 * config/rs6000/sysv4.h: Likewise.
8813 2001-01-09 Kazu Hirata <kazu@hxi.com>
8815 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
8816 Change an argument mode of machine_mode to shift_mode of
8817 shift_mode. Remove an extra error check.
8818 (emit_a_shift): Adopt to the new calling prototype of
8820 (function_prologue): Fix code for a monitor
8821 function. Support H8/S.
8822 (function_epilogue): Do not output pop for a monitor function.
8824 2001-01-09 Nick Clifton <nickc@redhat.com>
8826 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
8827 (setup_incoming_varargs): Use sysv_varargs_p field of the
8828 cfun->machine structure.
8829 (struct machine_function): Move to rs6000.h
8830 (rs6000_save_machine_status): Delete.
8831 (rs6000_restore_machine_status): Delete.
8832 (rs6000_init_machine_status): New Function.
8833 (rs6000_free_machine_status): New Function.
8834 (rs6000_init_expanders): Use new functions.
8836 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
8838 (struct machine_function): Move here.
8840 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
8841 sysv_varargs_p field of the cfun->machine structure.
8843 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
8845 (rs6000_restore_machine_status): Remove prototype.
8847 2001-01-09 Richard Henderson <rth@redhat.com>
8849 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
8850 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
8851 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
8852 (sched_analyze_2, sched_analyze_insn): Likewise.
8853 (sched_analyze, init_deps): Likewise.
8854 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
8855 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
8856 (compute_block_backward_dependences): Update propagate_deps call.
8858 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
8860 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
8862 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
8864 * cppinit.c (OPT_MD, OPT_MMD): Restore.
8865 (cpp_handle_option): Handle them.
8866 (cpp_post_options): Ensure one of -M or -MM is specified with
8867 any other -M? option.
8868 (init_dependency_output): Suppress output with -MG.
8870 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
8873 * invoke.texi: Update.
8875 2001-01-09 Bernd Schmidt <bernds@redhat.com>
8877 * sh.md (reload_outsf): Generate recognizable patterns for
8880 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
8882 * c-lang.c (lang_hooks): Update.
8883 (lang_init): Rename c_init.
8884 (lang_finish): Remove.
8885 * toplev.c (compile_file): Use lang_hooks for lang_init ()
8887 * toplev.h (lang_hooks): Add init () and finish ().
8888 * tree.h (lang_init, lang_finish): Remove.
8889 * cp/tree.h (lang_init, lang_finish): Remove.
8890 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
8891 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
8893 (lang_init, lang_finish): Remove.
8894 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
8895 (lang_hooks): Update.
8896 * java/lang.c (lang_init): Rename java_init.
8897 (lang_finish): Remove.
8898 (lang_hooks): Update.
8899 * objc/objc-act.c (lang_init): Rename objc_init.
8900 (lang_finish): Remove.
8901 (lang_hoooks): Update.
8903 20001-01-09 Graham Stott <grahams@redhat.com>
8905 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
8906 after `ptr` is initialised.
8908 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
8910 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
8911 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
8912 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
8913 stack adjusts, instead of r3.
8915 2001-01-09 Michael Hayes <mhayes@redhat.com>
8917 * flow.c (flow_loop_scan): Break out of ...
8918 (flow_loops_find) ... here.
8919 * basic-block.h (flow_loop_scan): New.
8920 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
8921 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
8923 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
8925 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
8927 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
8928 realloc()ing macro_buffer.
8930 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
8931 if it's wider than long and the target's long is wider than the
8934 2001-01-09 Mark Mitchell <mark@codesourcery.com>
8936 Remove support for using UWIN as a host machine.
8937 * configure.in: Issue an error message.
8938 * configure: Regenerated.
8939 * config.gcc: Remove xm_* UWIN configury.
8940 * config/i386/xm-uwin.h: Remove.
8942 2001-01-08 Nick Clifton <nickc@redhat.com>
8944 * config/v850/v850.c (ra_rtx): Delete.
8945 (v850_save_machine_status): Delete.
8946 (v850_restore_machine_status): Delete.
8947 (v850_init_machine_status): New function.
8948 (v850_mark_machine_status): New function.
8949 (v850_free_machine_status): New function.
8950 (v850_return_addr): Use ra_rtx field in machine structure.
8951 (v850_init_expanders): Use new functions.
8953 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
8954 * config/v850/v850.c: Change arguments to v850_output+* functions
8955 to take a const char *, to avoid compile time warning.
8956 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
8957 (USER_LABEL_PREFIX): Redefine.
8959 2000-01-08 Jim Wilson <wilson@redhat.com>
8961 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
8962 1 to unsigned HOST_WIDE_INT before left shift.
8964 2001-01-08 Nick Clifton <nickc@redhat.com>
8966 * config/arm/arm.c (arm_mark_machine_status): Check to see if
8967 the machine structure has been allocated.
8968 (arm_free_machine_status): New function: Free the machine
8969 specific function structure.
8971 2001-01-08 Richard Henderson <rth@redhat.com>
8973 * jump.c (simplejump_p): Revert last change.
8975 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
8977 * cppinit.c (init): Rename init_library.
8978 (cpp_create_reader): Update.
8979 * gcc.c (cpp_options): If -o given, use it as the target of
8982 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
8984 * arm.c (arm_arch5e): New variable.
8985 (all_cores): XScale is a 5TE device.
8986 (arm_override_options): Set arm_arch5e.
8987 (arm_init_builtins): __builtin_prefetch is in arch5e.
8988 * arm.h (arm_arch5e): Declare it.
8990 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
8992 * arm.md (define_constants): Add defines for UNSPEC and
8993 UNSPEC_VOLATILE insns. Update all users.
8994 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
8995 * arm.c (multi_register_push, note_invalid_constants)
8996 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
8997 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
8998 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
9000 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
9002 * jump.c (jump_optimize_1): Use reversed_comparison_code
9003 instead of can_reverse_comparison_p.
9004 (jump_back_p): Likewise.
9005 (invert_exp_1): Likewise.
9006 (thread_jumps): Likewise.
9007 * simplify-rtx.c (simplify_unary_operation): Likewise.
9008 (simplify_ternary_operation): Likewise.
9009 * cse.c (find_comparison_args): Convert to use
9010 can_reverse_comparison_p.
9011 (record_jump_equiv): Likewise.
9013 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
9015 * arm.h (HARD_REGNO_RENAME_OK): Delete.
9016 (EPILOGUE_USES): Define.
9017 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
9018 automatically stack the LR if it isn't live.
9020 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
9022 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
9025 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
9027 * ggc-page.c (max_alignment): New structure.
9028 (MAX_ALIGNMENT): New macro.
9029 (init_ggc): Use it to round up the sizes in the
9030 extra_order_size_table.
9032 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9034 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
9037 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9039 * builtins.def (BUILT_IN_FPRINTF): New entry.
9041 * c-common.c (c_expand_builtin_fprintf): New function.
9042 (init_function_format_info): Handle __builtin_fprintf.
9043 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
9044 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
9046 * c-decl.c (duplicate_decls): Adjust comment.
9048 * extend.texi (fprintf): Document new builtin.
9050 2001-01-07 Richard Henderson <rth@redhat.com>
9052 * jump.c (simplejump_p): Recognize any single_set jump
9055 2001-01-07 Richard Henderson <rth@redhat.com>
9057 * configure.in (slibdir): Accept an --with-slibdir option.
9058 Use "test" not "[" in configure. Default to $(libdir).
9060 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
9062 * config/t-aix43 (SHLIB_INSTALL): Likewise.
9063 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
9064 (SHLIB_LINK): Create links for the soname.
9065 * config/mips/t-iris6: Likewise.
9066 * config/sparc/t-slibgcc: Likewise.
9067 * config/sparc/t-slibgcc-sld: Likewise.
9069 2001-01-07 Jakub Jelinek <jakub@redhat.com>
9071 * config/i386/i386.c (constant_call_address_operand): Accept
9072 (const (plus (symbol_ref) (const_int))).
9073 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
9074 constant_call_address_operand.
9076 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9078 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
9079 and LONG_LONG_TYPE_SIZE > 32.
9081 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9083 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
9084 the previous change.
9086 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
9088 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
9090 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
9091 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
9092 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
9095 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9097 * fix-header.c (read_scan_file): s/pfile/scan_in/.
9099 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9101 * c-lang.c (c_post_options): Call cpp_post_options.
9102 * objc/objc-act.c (objc_post_options): Similarly.
9103 * cppmain.c (main): Similarly.
9104 * fix-header.c (read_scan_file): Similarly.
9105 * cppinit.c (cpp_start_read): Move option consistency checks
9106 to cpp_post_options. Don't call init_dependency_output.
9107 If needed, add default target and main file dependency.
9108 (OPT_MD, OPT_MMD): Remove.
9110 (cpp_handle_option): Update for OPT_* changes.
9111 (cpp_post_options): New.
9112 (init_dependency_output): Command line -MF overrides environment
9113 variables. Don't set default target etc. Suppress output
9114 if dependencies are going to stdout.
9115 (print_help): Update.
9116 * cpplib.h (cpp_post_options): New.
9117 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
9119 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
9121 * jump.c (comparison_dominates_p): Support unordered compares.
9123 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
9125 * simplify-rtx.c (simplify_relational_operation): Always simplify
9126 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
9129 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
9131 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
9132 (nonzero_bits): Likewise.
9133 (simplify_comparison): Likewise.
9134 (num_sign_bit_copies): Likewise; return more sane value depending
9135 on STORE_FLAG_VALUE.
9136 (known_cond): Do not assume EQ to be always true for equivalent
9139 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
9141 * cse.c (fold_rtx): Handle unordered comparisons.
9143 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
9145 * rtlanal.c (set_of_1): New static function.
9146 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
9147 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
9148 reg_set_last_last_regno): Remove.
9149 (set_of): New global function.
9150 (set_of_data): New structure.
9151 (reg_set_p, reg_set_last): Revamp for set_of.
9152 * rtl.h (set_of): New.
9154 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
9156 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
9157 * extend.texi: Document _Exit builtin.
9159 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9161 * (initialize, initialize_builtins,
9162 initialize_dependency_output, initialize_standard_includes):
9163 Rename s/initialize/init. Update.
9164 (init_dependency_output): Move to after
9165 cpp_handle_options, the correct location temporally at least.
9166 (opt_comp): Move next to init (), its caller. Fix prototype.
9167 (init): Make "initialized" local scope.
9168 (cpp_create_reader): Always call init ().
9169 (cpp_start_read): Update.
9170 (output_deps): New function, broken out of cpp_finish.
9171 (cpp_finish): Break out output_deps.
9173 2001-01-07 Richard Henderson <rth@redhat.com>
9175 * collect2.c (COFF specific stuff): Revert 12-06 patch
9176 to prototype system functions.
9178 2001-01-07 Michael Hayes <mhayes@redhat.com>
9180 * hard-reg-set.h: Add multiple include guard.
9181 * basic-block.h (struct loop): Add `sink' field.
9182 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
9183 (emit_iv_add_mult): Delete.
9184 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
9185 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
9186 (unroll_loop): Remove end_insert_before argument.
9187 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
9188 (maybe_eliminate_biv_1): Likewise.
9189 (emit_iv_add_mult): Delete.
9190 (gen_add_mult, loop_regs_update): New.
9191 (loop_insn_emit_after, loop_insn_emit_before): New.
9192 (loop_insn_sink, loop_insn_sink_or_swim): New.
9193 (emit_iv_add_mult): Delete.
9194 (scan_loop): Set loop->sink.
9195 (loop_givs_reduce): Use loop_insn_sink and its ilk.
9196 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
9197 (maybe_eliminate_biv_1): Likewise.
9198 (maybe_eliminate_biv_1): Add basic block argument.
9199 * unroll.c (unroll_loop): Remove end_insert_before argument.
9200 (find_splittable_regs): Likewise.
9201 (find_splittable_regs): Use loop_insn_sink and its ilk.
9202 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
9204 2001-01-07 Michael Hayes <mhayes@redhat.com>
9206 * loop.h (loop_insn_hoist): New prototype.
9207 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
9208 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
9209 (check_dbra_loop, load_mems): Likewise.
9210 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
9211 (find_splittable_givs): Likewise.
9213 2001-01-07 Michael Hayes <mhayes@redhat.com>
9215 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
9217 2001-01-07 Richard Henderson <rth@redhat.com>
9219 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
9221 2001-01-07 Richard Henderson <rth@redhat.com>
9223 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
9224 NO_SHARED_LIBGCC_MULTILIB as required for the target.
9225 * gcc.c (init_spec): Massage the existing libgcc_spec into a
9226 variant that handles a shared libgcc.
9227 (process_command): Always validate -{static,shared}-libgcc.
9228 (do_spec_1): New 'M' case.
9229 * invoke.text (Link Options): Document -{static,shared}-libgcc.
9231 2001-01-07 Richard Henderson <rth@redhat.com>
9233 * Makefile.in (slibdir): New variable.
9234 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
9235 (installdirs): Create slibdir.
9236 (install-libgcc, install-multilib): Defer to libgcc.mk.
9237 * configure.in (slibdir): Substitute.
9238 * mklibgcc.in (install): New target.
9240 * config/t-linux (SHLIB_LINK): Create links for the soname.
9241 (SHLIB_INSTALL): New.
9242 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
9243 * config/mips/t-iris6 (SHLIB_INSTALL): New.
9244 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
9245 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
9246 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
9248 2001-01-07 Richard Henderson <rth@redhat.com>
9250 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
9251 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
9252 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
9254 2001-01-07 Michael Hayes <mhayes@redhat.com>
9256 * loop.c (count_loop_regs_set): Delete.
9257 (load_mems_and_recount_loop_regs_set): Delete.
9258 (loop_regs_scan): Merge common code from count_loop_regs_set,
9259 scan_loop, and load_mems_and_recount_loop_regs_set.
9260 (scan_loop): Call load_mems directly and loop_regs_scan
9261 again if new registers created.
9263 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9265 * toplev.c (main): Call the front-end specific post_options
9266 hook if one is given.
9267 * toplev.h (struct_lang_hooks, lang_hooks): New.
9268 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
9269 for the C front end.
9270 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
9271 lang_hooks for the C++ front end.
9272 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
9273 lang_hooks for the ObjC front end.
9274 * f/com.c (lang_hooks): Hooks for the Fortran front end.
9275 * java/lang.c (lang_hooks): Hooks for the Java front end.
9277 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
9279 * c-lex.c (init_c_lex): Request #define / #undef callbacks
9280 for verbose DWARF[2] debugging.
9281 (cb_define, cb_undef): The new callbacks.
9282 * toplev.h (debug_define, debug_undef): Make const correct.
9283 * toplev.c (debug_define, debug_undef): Similarly. Do not
9284 perform the verbosity tests here anymore.
9286 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
9288 * reload.c (subst_reloads): Take INSN argument. When
9289 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
9290 * reload.h (subst_reloads): Adjust prototype.
9291 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
9292 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
9293 present in JUMP_INSNs and copy them to JUMP_LABEL.
9294 * flow.c (find_label_refs, find_basic_blocks_1): Skip
9295 JUMP_INSNs and insns with REG_LABELs that are followed by
9296 JUMP_INSNs with the same REG_LABEL.
9297 * sched-rgn.c (is_cfg_nonregular): Likewise.
9298 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
9300 * unroll.c (unroll_loop): Look for REG_LABEL notes in
9302 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
9304 2001-01-06 Richard Henderson <rth@redhat.com>
9306 * loop.c (scan_loop): Use xcalloc for the regs array.
9307 (load_mems_and_recount_loop_regs_set): Zero the new memory
9308 received from xrealloc.
9310 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
9312 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
9314 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
9316 * integrate.c (copy_rtx_and_substitute): When copying
9317 an ignored return value, strip REG_FUNCTION_VALUE_P.
9319 2001-01-06 Michael Hayes <mhayes@redhat.com>
9321 * loop.c (debug_biv, debug_giv): New.
9322 (loop_biv_dump): Break out from ...
9323 (record_biv): ... here.
9324 (loop_giv_dump): Break out from ...
9325 (record_giv): ... here.
9326 (loop_bivs_check): Use print_simple_rtl.
9327 * unroll.c (loop_iterations): Use print_simple_rtl.
9329 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9331 * pa.md (return, return_internal): Modify patterns to prevent regrename
9332 mucking with the return pointer.
9334 2001-01-05 Richard Henderson <rth@redhat.com>
9336 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
9338 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
9340 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
9341 version supplied by Matteo Frigo.
9343 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
9345 * cpp.texi: Update for -MQ.
9346 * cppinit.c (cpp_create_reader): Always create pfile->deps.
9347 (cpp_cleanup): Always free pfile->deps.
9348 (initialize_dependency_output): Don't create pfile->deps.
9349 (cpp_handle_option): Similarly.
9351 * gcc.c (cpp_options): Handle -MQ.
9352 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
9353 * mkdeps.c (base_name): Remove.
9354 (deps_init): Don't allocate vector space until it's needed.
9355 (deps_free): Only free vectors if allocated.
9356 (deps_add_target, deps_add_dep): Update for initial allocation.
9357 (deps_add_default_target): Don't strip to the base_name.
9359 2001-01-05 DJ Delorie <dj@redhat.com>
9361 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
9362 (INIT_EXPANDERS): Define.
9364 * config/v850/v850.c (struct machine_function): Define.
9365 (v850_save_machine_status): New function.
9366 (v850_restore_machine_status): New function.
9367 (v850_return_addr): New function.
9368 (v850_init_expanders): New function.
9370 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
9371 and v850_init_expanders.
9373 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
9375 * cpplib.h (struct cpp_reader): Add help_only field.
9376 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
9377 (cpp_handle_option): Set pfile->help_only if we see -h,
9378 --help, -target-help, or --version. Print version string but
9379 do not set help_only if we see -v or -version. Make text
9380 printed by -v match that printed by (-)-version.
9382 * cppmain.c (main): Exit after option parsing if
9383 pfile->help_only is true.
9385 * toplev.c (independent_decode_option): Call print_version,
9386 then exit, if we see --version (but not -version).
9387 (print_version): Split lengthy message into two lines.
9389 2001-01-05 Nick Clifton <nickc@redhat.com>
9391 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
9392 temporary string for initialisation before calling ggc_alloc_string.
9394 2001-01-06 Michael Hayes <mhayes@redhat.com>
9396 * rtl.h (print_simple_rtl): New.
9397 * print-rtl.c (print_simple_rtl): New.
9399 (print_rtx): Disable printing of flags and modes, etc.,
9400 if `flag_simple` nonzero.
9402 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
9404 * function.c (fixup_var_refs): Use push_to_full_sequence where
9407 2001-01-05 Michael Meissner <meissner@redhat.com>
9409 * flags.h (flag_reorder_blocks): Add declaration.
9410 (flag_rename_block): Ditto.
9412 2001-01-05 DJ Delorie <dj@redhat.com>
9414 * function.c (reorder_blocks): Make sure the flags are all reset
9415 before using them to mark blocks, else a second invocation will
9416 corrupt the block chain.
9417 (reorder_blocks_0): New, resets the flags.
9419 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
9421 * cse.c (find_comparison_args): Stop if the argument is known to
9424 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
9426 * config/sh/sh.md (movdf): When splitting load into pair of
9427 registers, don't clobber the register used in the address too
9430 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
9432 * varasm.c (mark_constant_pool): Improve initial comments.
9433 (mark_constants): Move marking of constants to mark_constant.
9434 (mark_constant): New function to recursively mark all constants
9435 referred to by a constant.
9437 2001-01-05 Catherine Moore <clm@redhat.com>
9439 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
9441 2001-01-05 Phil Edwards <pme@sources.redhat.com>
9443 * cp/lang-options.h: Bring comment in line with reality.
9444 * f/lang-options.h: Likewise.
9445 * java/lang-options.h: Likewise.
9446 * objc/lang-options.h: Likewise.
9447 * ch/lang-options.h: Likewise.
9448 * f/g77.texi: And update the manual.
9450 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
9451 Denis Chertykov <denisc@overta.ru>
9453 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
9454 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
9455 * config/avr/avr.md (all peepholes that request a scratch register):
9456 Call it, FAIL the peephole if not safe (in interrupt functions).
9458 2001-01-05 Mark Mitchell <mark@codesourcery.com>
9460 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
9462 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
9464 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
9466 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
9467 BUILT_IN_CREAL and BUILT_IN_CIMAG.
9468 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
9469 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
9470 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
9472 * extend.texi: Document these builtins.
9474 2001-01-05 Daniel Berlin <dberlin@redhat.com>
9476 * c-common.c (lang_get_alias_set): Say we know nothing of
9477 VECTOR_TYPE aliasing.
9479 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
9481 2001-01-05 Bruce Korb <bkorb@gnu.org>
9483 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
9484 their x* equivalent versions for atexit-less systems
9485 * fixinc/fixincl.c(main): do not return from main() on atexit-less
9486 systems (or any other system any more).
9488 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
9490 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
9491 output operands. Use arm_hard_register_operand for operand 4.
9492 (stmsi_postinc): Similarly.
9493 (ldmsi): Use arm_hard_register_operand for opernand 2.
9495 * arm.c (arm_hard_register_operand): New function.
9496 * arm-protos.h (arm_hard_register_operand): Prototype it.
9498 * arm.h (HARD_REGNO_RENAME_OK): Define.
9500 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
9502 * simplify-rtx.c (cfc_args): add "unordered" field.
9503 (check_fold_consts): Set unordered field.
9504 (simplify_relational_operation): Simplify the unordered
9507 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
9510 * emit-rtl.c (try_split): Fix code to mark labels.
9511 * jump.c (mark_jump_label): Make global.
9512 * rtl.h (mark_jump_label): Declare.
9514 * predict.c (estimate_probability): Handle unordred comparisons.
9516 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
9518 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
9519 * cppinit.c (initialize_dependency_output): Update.
9520 (cpp_finish): Output dummy targets for -MP.
9522 (cpp_handle_option): Handle -MP. Don't quote -MT options.
9523 * cpplib.h (struct cpp_options): Add deps_phony_targets.
9524 * gcc.c (cpp_options): Update to handle -MP.
9525 * mkdeps.c (deps_add_target, deps_add_default_target): Update
9526 to quote only the default target.
9527 (deps_phony_targets): Insert a preceding newline. Rename from
9528 deps_dummy_targets for consistency.
9531 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
9533 * calls.c (emit_library_call_value_1): Support
9534 INIT_CUMULATIVE_LIBCALL_ARGS.
9535 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
9537 2001-01-04 Richard Henderson <rth@redhat.com>
9539 * c-decl.c (finish_struct): Detect flexible array members
9540 used in an inappropriate context.
9541 * c-typeck.c (really_start_incremental_init): Special case
9542 constructor_max_index for zero length arrays.
9543 (pop_init_level): Allow initialization of flexible array
9544 members. Deprecate initialization of zero length arrays.
9545 Don't issue missing initializer warning for flexible array
9546 members or zero length arrays.
9547 (process_init_element): Don't dereference null DECL_SIZE.
9548 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
9549 Don't abort for empty constructors. Use size_binop
9550 (output_constructor): Add commentary regarding zero length
9551 array futures. Abort if we try to initialize an array of
9552 unspecified length with a non-empty constructor in the middle
9555 * extend.texi (Zero Length): Update and clarify documentation
9556 on static initialization.
9558 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9560 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
9561 with more than 32767 words of local storage.
9563 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9565 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
9566 for 'abs', 'labs', and 'fabs'.
9567 (c4x_expand_builtin): Likewise.
9568 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
9570 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
9572 * config/sh/sh.md (prget, prset): New insn types.
9573 (return delay slot): Dont' allow prset.
9574 (call, sfunc delay slot): Don't allow prget.
9575 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
9576 for prset and prget.
9578 2001-01-05 Michael Hayes <mhayes@redhat.com>
9580 * loop.h (struct loop_reg): New.
9581 (struct loop_regs): Change to use array of `struct loop_reg'.
9582 * loop.c: Replace assortment of varrays with single regs array.
9583 (count_one_set): Delete may_not_move array argument
9584 and use regs array instead. All caller's changed.
9585 (count_loop_regs_set): Delete may_not_move and single_usage
9586 arguments and use regs array instead. All caller's changed.
9587 (find_single_use_in_loop): Replace usage array argument with pointer
9588 to regs structure. All caller's changed.
9589 (loop_optimize): Delete `moved_once' array.
9591 2001-01-05 Michael Hayes <mhayes@redhat.com>
9593 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
9594 Use it instead of loop_info->has_call for scanning loop mems.
9595 (check_dbra_loop): Replace loop_info->has_call test with
9596 loop_info->has_nonconst_call.
9598 2000-01-04 Matthew Hiller <hiller@redhat.com>
9600 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
9603 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
9605 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
9606 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
9608 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
9610 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
9611 (flag_short_double, flag_short_wchar): Define.
9612 (c_common_nodes_and_builtins): Create many tree nodes shared
9613 between C and C++ here instead of in cp/decl.c and ...
9614 * c-decl.c (init_decl_processing): ... here.
9615 (SIZE_TYPE, WCHAR_TYPE): Don't define.
9616 (flag_short_double, flag_short_wchar): Don't define.
9617 (record_builtin_type): New function.
9618 (build_void_list_node): New function.
9619 * c-common.h (flag_short_double, flag_short_wchar,
9620 record_builtin_type, build_void_list_node): Declare.
9622 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
9624 * integrate.c (expand_inline_function): Don't put a virtual
9625 register into the reg map.
9627 * function.c (fixup_var_refs_1): If force_operand didn't put
9628 the address into the target, move it there.
9630 2001-01-04 Mark Mitchell <mark@codesourcery.com>
9632 Special-case tree_decl/tree_list allocations.
9633 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
9634 (OBJECT_SIZE): New macro.
9635 (NUM_EXTRA_ORDER): Likewise.
9636 (extra_order_size_table): New variable.
9637 (NUM_ORDERS): New macro.
9638 (objects_per_page_table): New variable.
9639 (object_size_table): New variable.
9640 (G.pages): Use NUM_ORDERS to bound the array.
9641 (G.page_tails): Likewise.
9642 (DIV_ROUND_UP): Remove.
9643 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
9644 (alloc_page): Use OBJECT_SIZE.
9645 (size_lookup): Don't make it const.
9646 (ggc_alloc): Use OBJECT_SIZE.
9647 (ggc_set_mark): Likewise.
9648 (ggc_get_size): Likewise.
9649 (init_ggc): Set up the object_size_table, objects_per_page_table,
9650 and adjust size_lookup.
9651 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
9652 (ggc_pop_context): Use NUM_ORDERS.
9653 (clear_marks): Likewise.
9654 (sweep_pages): Likewise.
9655 (poison_pages): Likewise.
9656 (ggc_print_statistics): Use OBJECT_SIZE.
9658 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9660 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
9661 Only call array_size_for_constructor if last field and array type
9662 with no upper bound.
9664 2001-01-04 Philip Blundell <philb@gnu.org>
9666 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
9667 from bit 31 downwards, if this requires no more insns.
9668 (count_insns_for_constant): New helper function for above.
9670 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
9672 * gencodes.c (output_predicate_decls): Remove empty initializer.
9674 2001-01-04 Mark Mitchell <mark@codesourcery.com>
9676 * tree.c (copy_node): Remove documentation about obstacks.
9677 (buidl1): Check that nobody tries to build 2-argument nodes this
9680 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9682 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
9685 * gencodes.c (output_predicate_decls): Fill empty initializer
9688 2001-01-04 Jakub Jelinek <jakub@redhat.com>
9690 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
9691 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
9693 (do_include): Handle missing headers like cpp0.
9694 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
9695 paths with first include pathname. Don't strcat to uninitialized
9698 2001-01-04 Bernd Schmidt <bernds@redhat.com>
9700 * regrename.c (regrename_optimize): Don't rename from frame pointer
9701 if frame_pointer_needed.
9702 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
9703 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
9704 (ia64_reorg): Use it instead of scheduling if ! optimize.
9705 (errata_emit_nops): Properly call asm_noperands.
9706 (ia64_sched_reorder): Finish cycle if we see an asm.
9707 (ia64_variable_issue): Clear scheduling state after asms.
9709 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
9711 * cpp.texi: Update for -MT.
9712 * cppinit.c (initialize_dependency_output): Add a default
9713 target if none has been given already.
9714 (no_tgt, OPT_MT): New.
9715 (cpp_handle_option): Handle -MT. Update -M etc.
9716 * cpplib.h (struct cpp_options): Remove deps_target.
9717 * gcc.c (cpp_options): Handle -MT.
9718 * mkdeps.c (struct deps): Move from mkdeps.h.
9719 (deps_calc_target): Rename deps_add_default_target. Add a
9720 default target if none has been specified already.
9721 * mkdeps.h (struct deps): Move to mkdeps.c.
9722 (deps_calc_target): Rename deps_add_default_target.
9724 2000-01-03 Richard Henderson <rth@redhat.com>
9726 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
9728 * c-typeck.c (push_init_level): Move checks for flexible array
9729 members and zero length arrays ...
9730 (pop_init_level): ... here. Silently discard empty initializations.
9732 * varasm.c (output_constructor): Update for sizeof change to
9735 * extend.texi (Zero Length): Clarify semantics.
9737 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
9739 * configure.in (tm.h): Include isns-codes.h last.
9740 * configure: Rebuilt.
9742 2001-01-03 Richard Henderson <rth@redhat.com>
9744 * config/alpha/alpha.md (addvsi3, addvdi3): New.
9745 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
9747 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9749 * tradcpp.c (main): Make sure finclude() is called with a valid
9750 indepth value while handling -include.
9752 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
9754 * gencodes.c (output_predicate_decls): New function.
9756 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
9757 even if it is not the first time machmode.h is #included.
9758 * config/sh/sh.c (fpul_operand): Declare MODE argument.
9759 * tm.texi (PREDICATE_CODES): Document predicate declarations.
9760 * gcc.texi (Copyright): Added 2001.
9762 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
9764 * c-common.c (c_common_lang_init): New function. Warn if format
9765 warning options which only have effects when used with -Wformat
9766 are used without -Wformat.
9767 * c-common.h (c_common_lang_init): Declare.
9768 * c-lang.c (lang_init): Call c_common_lang_init.
9769 * objc/objc-act.c (lang_init): Call c_common_lang_init.
9771 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
9773 * configure.in: Check for the mktemp command.
9774 * configure: Regenerate.
9775 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
9776 $TEMP. Create temporary files with mktemp, if available at
9777 configure time; otherwise use set -C. Remove temporary files
9780 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
9782 * configure.in: Require at least texinfo 4.0. Check for whether
9783 Pod::Man is sufficiently recent to regenerate GCC manpages.
9784 * configure: Regenerate.
9785 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
9787 (GENERATED_MANPAGES): Define.
9788 (generated-manpages): New target. Depend on cpp.1 as well as
9790 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
9791 configure to generated-manpages or empty) rather than on the
9792 manpages directly. Remove execute permission from installed
9793 gcov.1 as well as cpp.1.
9794 * cpp.1, gcov.1: Regenerate.
9796 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9798 * builtins.c (expand_builtin_strncmp): Use host_integerp and
9799 tree_low_cst. Allow using cmpstrsi in more cases.
9801 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9803 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
9806 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
9808 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
9809 * Makefile.in (HOST_CFLAGS): Mention build-make.
9811 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9813 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
9816 2001-01-01 Bernd Schmidt <bernds@redhat.com>
9818 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
9821 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
9824 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
9825 reg_base_value and reg_known_value arrays.
9826 (init_alias_analysis): Add more cases to detect known values.
9827 * sched-deps.c (deps_may_trap_p): New function.
9828 (sched_analyze_2): Use it.
9830 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
9832 * combine.c (simplify_shift_const): Even if we're sign-extracting,
9833 don't discard an ASHIFTRT if we're shifting in a wider mode.
9835 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9837 * toplev.c (rest_of_compilation): Don't print basic block information
9838 when CFG isn't up to date.
9840 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
9842 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
9843 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
9844 (UNALIGNED_SHORT_ASM_OP): Define.
9845 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
9847 2001-01-02 Mark Mitchell <mark@codesourcery.com>
9849 * fold-const.c (fold_convert): Fix typo.
9851 2001-01-02 Richard Henderson <rth@redhat.com>
9853 * c-common.h (ASM_INPUT_P): New.
9854 * c-parse.in (asm): Set it when needed.
9855 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
9856 existance of an operand.
9858 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
9860 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
9861 (dwarf2out_frame_debug_expr): Likewise.
9862 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
9864 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
9866 * i386.c (ix86_split_to_parts): Return number of part required;
9868 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
9870 (ix86_split_long_move): Use number of part returned
9871 by ix86_split_to_parts
9872 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
9874 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
9875 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
9876 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
9877 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
9878 (ALIGN_MODE_128): Add TFmode.
9879 (IS_STACK_MODE): Likewise.
9880 (HARD_REGNO_NREGS): TFmode needs 3 registers.
9881 (HARD_REGNO_OK): Support TFmodes.
9882 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
9883 * i386.md (scheduler definitions): Use memory operand to determine
9884 fst/fld instructions; use mode attribute to determine real mode of
9886 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
9887 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
9889 2001-01-02 Mark Mitchell <mark@codesourcery.com>
9891 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
9893 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
9895 * expr.c (store_constructor_field): Update ALIGN before calling
9898 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
9900 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
9903 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
9905 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
9908 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
9910 * c-decl.c (start_function): Don't warn on third parameter to main.
9912 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9914 * tsystem.h: Define HAVE_DECL_GETOPT.
9916 2001-01-02 Philip Blundell <pb@futuretv.com>
9918 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
9921 2001-01-02 Richard Henderson <rth@redhat.com>
9923 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
9925 2001-01-02 Andreas Jaeger <aj@suse.de>
9927 * c-decl.c (c_decode_option): Remove support of
9930 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
9931 (W_options): Add -Wmissing-noreturn here.
9933 * flow.c: Define lang_missing_noreturn_ok_p.
9934 (check_function_return_warnings): Use it.
9936 * c-common.h: Declare lang_missing_noreturn_ok_p.
9938 * c-lang.c (c_missing_noreturn_ok_p): New function.
9939 (lang_init): Set lang_missing_noreturn_ok_p.
9941 * invoke.texi (Warning Options): Document this.
9943 2000-12-27 Phil Edwards <pme@sources.redhat.com>
9945 * extend.texi (C++ Extensions): New node for C++ attributes;
9946 describe init_priority and com_interface.
9947 * invoke.texi: Remove -finit-priority as it now has zero effect.
9948 * install.texi: Fix xref syntax.
9949 * md.texi: Likewise.
9951 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9953 * config.gcc (sparc64-wrs-vxworks*): New case.
9954 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
9956 * config/sparc/sparc.c (sparc_override_options): Do support different
9957 pointer and architecture size.
9958 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
9959 (POINTERS_EXTEND_UNSIGNED): Define.
9960 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
9961 (FUNCTION_MODE): Define to be Pmode.
9962 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
9964 * function.c (expand_function_end): Properly handle DECL_RESULT
9965 and copy when ptr_mode != Pmode.
9966 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
9968 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9970 * c-common.c (c_common_nodes_and_builtins): Set prototype
9971 parameters for __builtin_fputs, __builtin_fputc and
9972 __builtin_fwrite. Don't declare plain fputc as a builtin.
9974 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9976 * loop.c (add_label_notes): Increment the label usage count when
9977 a note is added to an insn which refers to a CODE_LABEL.
9978 * gcse.c (add_label_notes): Likewise.
9980 2001-01-01 Andreas Jaeger <aj@suse.de>
9982 * loop.c (scan_loop): Use xmalloc to allocate movables.
9984 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
9986 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
9987 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
9988 * reload1.c (REGISTER_MOVE_COST): Likewise.
9989 * regclass.c (REGISTER_MOVE_COST): Likewise.
9990 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
9991 dimension. Adjust all users.
9992 (init_reg_sets_1): Iterate on all modes.
9993 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
9994 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
9995 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
9996 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
9997 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
9998 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
9999 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
10000 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
10001 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
10002 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
10003 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
10004 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
10005 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
10006 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
10007 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
10008 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
10009 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
10010 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
10011 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
10012 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
10013 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
10014 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
10015 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
10016 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
10017 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
10018 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
10019 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
10021 2001-01-01 Bernd Schmidt <bernds@redhat.com>
10023 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
10024 arg VARIES_P. Call it with extra arg.
10025 (true_dependence): Likewise.
10026 * rtl.h (rtx_addr_can_trap_p): Declare.
10027 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
10029 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
10030 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
10031 pic offset table register if it's zero. All callers changed.
10032 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
10034 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10036 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
10037 STRING_POOL_ADDRESS_P.
10039 * config/sparc/sparc.c (input_operand): Properly test for short op.
10041 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
10042 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
10043 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
10044 * config/sparc/elf.h: No longer include sol2.h.
10045 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
10046 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
10048 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
10050 2001-01-01 Michael Hayes <mhayes@redhat.com>
10052 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
10053 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
10054 (record_initial): Likewise.
10055 * unroll.c (copy_loop_body, loop_iterations): Likewise.
10056 (remap_split_bivs): Likewise.
10058 2001-01-01 Michael Hayes <mhayes@redhat.com>
10060 * loop.c (loop_ivs_free): New function.
10061 (strength_reduce): Break out from...
10063 2001-01-01 Michael Hayes <mhayes@redhat.com>
10065 * loop.h (struct iv): New.
10066 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
10067 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
10068 'reg_biv_class' fields with 'regs' and 'n_regs'.
10069 (struct ivs): Rename 'loop_iv_list' field to 'list'.
10070 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
10071 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
10073 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
10075 * resource.c (mark_referenced_resources): Abort() before
10076 attempting to mark a pseudo register.
10077 (mark_set_resources): Likewise.
10079 2001-01-01 Michael Hayes <mhayes@redhat.com>
10081 * loop.h (REG_IV_CLASS): New accessor macro.
10082 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
10083 * unroll.c (REG_IV_CLASS): Likewise.
10085 See ChangeLog.4 for earlier changes.