1 Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3 * sh.md (fpu_single, fp_mode): New attributes.
5 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7 * loop.c (current_loop_info): Renamed from loop_info_data
8 and changed to a pointer.
9 (loop_optimize): Allocate loop_info structure for each loop
10 and initialise to zero.
11 (scan_loop): Set current_loop_info.
13 * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
16 2000-01-19 Richard Henderson <rth@cygnus.com>
18 * stupid.c: Die die die.
19 * Makefile.in (OBJS): Remove stupid.o.
22 * except.c (emit_eh_context): Don't emit USEs for stupid.
23 * explow.c (probe_stack_range): Likewise.
24 * flags.h (obey_regdecls): Remove.
25 * flow.c (find_basic_blocks): Don't run try_merge_blocks
27 (life_analysis): Limit data collection when not optimizing.
28 (mark_regs_live_at_end): Always mark the return value registers.
29 (mark_used_regs): Remove dummy RETURN case.
30 (print_rtl_with_bb): Don't consult obey_regdecls.
31 * function.c (use_variable, use_variable_after): Remove.
32 (assign_parms): Consult optimize not obey_regdecls.
33 (expand_function_start): Don't emit USEs for stupid.
34 (expand_function_end): Likewise.
35 * global.c (build_insn_chain): Export.
36 * integrate.c (expand_inline_function): Kill return-value USE
38 * jump.c (jump_optimize_1): Do simple jump optimizations and
39 dead code elimination.
40 (calculate_can_reach_end): Remove check_deleted argument.
41 (delete_insn): Patch out insns even when not optimizing.
42 * local-alloc.c (block_alloc): Don't do tying when not optimizing.
43 * rtl.h (use_variable, use_variable_after): Remove declarations.
44 (build_insn_chain): Declare.
45 * stmt.c (expand_value_return): Don't emit USEs for stupid.
46 (expand_end_bindings): Likewise.
47 (expand_decl): Likewise. Consult optimize not obey_regdecls.
48 * toplev.c (obey_regdecls): Remove.
49 (rest_of_compilation): Don't set it. Kill stupid in favour of
50 flow1, local-alloc, and reload.
51 (main): Don't set obey_regdecls.
53 * config/nextstep.c (handle_pragma): Likewise.
55 * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
57 * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
59 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
61 * alpha-protos.h: PROTO -> PARAMS.
65 * i386-protos.h: Likewise.
67 * m32r-protos.h: Likewise.
71 * gmon-sol2.c: Likewise.
74 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
76 * ns32k-protos.h: New file.
78 * ns32k.c: Fix compile time warnings.
80 * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
85 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
87 * vax-protos.h: New file.
89 * vax.c: Fix compile time warnings.
91 * vax.h: Move prototypes to vax-protos.h. Fix compile time
98 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
100 * romp-protos.h: New file.
102 * romp.c: Fix compile time warnings.
104 * romp.h: Move prototypes to romp-protos.h. Fix compile time
109 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
111 * we32k-protos.h: New file.
113 * we32k.c: Fix compile time warnings.
115 * we32k.h: Move prototypes to we32k-protos.h. Fix compile time
118 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
120 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
122 * except.c (eh_regs): Likewise.
124 * final.c (output_operand): Likewise.
126 * fold-const.c (target_isinf, target_isnan): Likewise.
128 Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
130 * i386.h (BIGGEST_ALIGNMENT): Set to 128.
131 (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
133 * i386.md (memstr): Do not use rep stosb for counts divisible by 4
136 (strsethi, strsetqi): New expanders.
137 (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
138 (cmpstrsi): Emit compare insn before cmpstrsi_1
139 (cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
140 (strlensi_1): Likewise.
141 (cmpstrsi_1): Likewise; do not output compare.
142 (strlen expander): Do not unroll when optimizing for size.
143 (*subsi3_carry): Rename to subsi3_carry
144 (addqi3_cc): New pattern.
145 * i386.h (processor_costs): Add move_ratio field.
146 (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
147 * i386.c (*_cost): Set move_ratio.
148 (x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
149 (x86_expand_strlensi_1): Rewrite the main loop.
151 2000-01-17 Richard Henderson <rth@cygnus.com>
153 * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
154 * cse.c (find_comparison_args, fold_rtx): Likewise.
155 * integrate.c (subst_constants): Likewise.
156 * loop.c (get_condition): Likewise.
158 * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
160 * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
162 2000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de>
164 * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
165 (RESTORE_WARN_FLAGS): Unpack it.
166 Change semantic type of extension to ttype.
167 * c-common.c (split_specs_attrs): Expect an INTEGER_CST.
168 * c-parse.y, c-parse.c, objc/objc-parse.y,
169 objc/objc-parse.c: Regenerate.
171 2000-01-17 Zack Weinberg <zack@wolery.cumb.org>
173 * fixinc/fixlib.c: Add copyright notice.
174 (compile_re): New function.
175 * fixinc/fixlib.h: Prototype compile_re.
177 * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
178 Use compile_re to compile regular expressions.
180 * fixinc/fixincl.c (egrep_test): Don't bother asking regexec
181 where the pattern matched.
183 * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
185 (ultrix_ansi_compat): Likewise.
186 (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
188 (interactv_add2, interactv_add3): Delete.
189 (x11_sprintf): Don't use filename glob.
190 * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
193 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
195 * print-rtl.c: PROTO -> PARAMS.
197 * reg-stack.c: Likewise.
198 * resource.c: Likewise.
199 * sdbout.h: Likewise.
200 * simplify-rtx.c: Likewise.
201 * stor-layout.c: Likewise.
202 * stupid.c: Likewise.
203 * xcoffout.c: Likewise.
204 * xcoffout.h: Likewise.
206 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
208 * toplev.c: PROTO -> PARAMS.
209 * toplev.h: Likewise.
212 * unroll.c: Likewise.
213 * varasm.c: Likewise.
214 * varray.c: Likewise.
215 * varray.h: Likewise.
217 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
219 * reload.c: PROTO -> PARAMS.
220 * reload.h: Likewise.
221 * reload1.c: Likewise.
223 * resource.h: Likewise.
226 * rtlanal.c: Likewise.
227 * sbitmap.h: Likewise.
228 * sdbout.c: Likewise.
231 * system.h: Likewise.
233 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
235 * machmode.h: PROTO -> PARAMS.
236 * mbchar.h: Likewise.
237 * mips-tdump.c: Likewise.
238 * mips-tfile.c: Likewise.
239 * optabs.c: Likewise.
240 * output.h: Likewise.
241 * prefix.c: Likewise.
242 * profile.c: Likewise.
243 * protoize.c: Likewise.
247 * regclass.c: Likewise.
248 * regmove.c: Likewise.
251 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
253 * ggc-common.c: PROTO -> PARAMS.
254 * ggc-page.c: Likewise.
255 * ggc-simple.c: Likewise.
257 * global.c: Likewise.
259 * gthr-win32.h: Likewise.
260 * haifa-sched.c: Likewise.
261 * halfpic.h: Likewise.
262 * integrate.c: Likewise.
263 * integrate.h: Likewise.
266 * local-alloc.c: Likewise.
270 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
272 * genattr.c: PROTO -> PARAMS.
273 * genattrtab.c: Likewise.
274 * gencheck.c: Likewise.
275 * gencodes.c: Likewise.
276 * genconfig.c: Likewise.
277 * genemit.c: Likewise.
278 * genextract.c: Likewise.
279 * genflags.c: Likewise.
280 * gengenrtl.c: Likewise.
281 * genopinit.c: Likewise.
282 * genoutput.c: Likewise.
283 * genpeep.c: Likewise.
284 * genrecog.c: Likewise.
286 2000-01-16 Mark Mitchell <mark@codesourcery.com>
288 * tree.h (BINFO_VPTR_FIELD): Augment documentation.
290 2000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
292 * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
293 * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
294 * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
295 * configure, config.in: Rebuilt.
297 2000-01-16 Zack Weinberg <zack@wolery.cumb.org>
299 * config/i386/i386.md: Add peephole to merge successive stack
302 Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com)
304 * gcse.c (insert_insn_end_bb): Use emit_block_insn_before
305 instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
306 when walking backwards to find all the parameter loads when
307 the basic block ends in a call.
309 2000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
311 * loop.c (this_loop_info): Delete.
312 (uid_loop): Add in place of uid_loop_num. All uses updated.
313 (loop_number_exit_count): Delete and replace with entry in loop
314 structure. All uses updated.
315 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
316 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
317 (loop_outer_loop): Likewise.
318 (loop_invalid, loop_number_exit_labels): Likewise.
319 (loop_used_count_register): Delete and replace with entry in
321 (find_and_verify_loops): Add loops argument.
322 (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
323 loop_end, etc. arguments with loop structure pointer. All callers
325 (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
326 (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
327 (load_mems_and_recount_loop_regs_set, load_mems): Likewise.
328 (insert_bct): Likewise.
329 (basic_induction_var): New argument level.
330 * loop.h (struct loop_info): Delete fields num, loops_enclosed,
331 vtop, and cont. Add used_count_register.
332 (uid_loop): Delete declaration.
333 (loop_number_exit_count): Likewise.
334 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
335 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
336 (loop_outer_loop, loop_used_count_register): Likewise.
337 (loop_invalid, loop_number_exit_labels): Likewise.
338 (unroll_loop): Replace loop_start and loop_end arguments
339 with loop structure pointer.
340 (loop_precondition_p, loop_iterations): Likewise.
341 Include basic-block.h.
342 * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
343 with loop structure pointer.
344 (loop_precondition_p, loop_iterations): Likewise.
345 * basic-block.h (struct loop): New entries vtop, cont,
346 cont_dominator, start, end, top, scan_start, exit_labels,
348 * Makefile.in (LOOP_H): Add basic-block.h to dependencies.
350 2000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
352 * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
354 2000-01-14 Nathan Sidwell <sidwell@codesourcery.com>
356 * config.in: Rebuilt for 2000-01-13 change to acconfig.h.
358 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
360 * pdp11-protos.h: New file.
362 * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
365 * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
368 * pdp11.md: Likewise.
372 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
374 * mn10300-protos.h: New file.
376 * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
379 * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
382 * mn10300.md: Likewise.
384 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
386 * mn10200-protos.h: New file.
388 * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
391 * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
394 * mn10200.md: Likewise.
396 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
398 * h8300-protos.h: New file.
400 * h8300.c: Include tm_p.h. Add static prototypes. Fix compile
403 * h8300.h: Move prototypes to h8300-protos.h. Fix compile time
406 * h8300.md: Likewise.
408 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
410 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
411 (asm_emit_uninitialised): Likewise.
413 2000-01-13 Gavin Romig-Koch <gavin@cygnus.com>
415 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
416 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
418 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
420 * config/mips/mips.c (override_options): Don't turn on extra
421 alignment for mips16.
423 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
425 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
426 eabi, and make sure queued POSTINCREMENT rtl is emitted at
429 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
431 * builtins.c (PAD_VARARGS_DOWN): Define.
432 (std_expand_builtin_va_arg): Use the above macro.
433 * config/mips/mips.h (PAD_VARARGS_DOWN): Define.
434 * tm.texi (Register Arguments): Document the above macro.
436 2000-01-14 Nick Clifton <nickc@cygnus.com>
438 * emit-rtl.c (emit_insn): If checking is enabled, make sure
439 that this function has not been used to emit a jump
442 * jump.c (return_jump_1): Cope with being passed a null rtx.
444 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
446 * eh-common.h: PROTO -> PARAMS.
447 * emit-rtl.c: Likewise.
448 * errors.c: Likewise.
449 * errors.h: Likewise.
450 * except.c: Likewise.
451 * except.h: Likewise.
452 * explow.c: Likewise.
453 * expmed.c: Likewise.
457 * fix-header.c: Likewise.
459 * fold-const.c: Likewise.
460 * function.c: Likewise.
461 * function.h: Likewise.
463 * gcov-io.h: Likewise.
467 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
469 * sh-protos.h: New file.
471 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
472 Add static prototypes. Fix compile time warnings.
474 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
478 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
480 * arc-protos.h: New file.
482 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
485 * arc.h: Move prototypes to arc-protos.h. Fix compile time
490 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
492 * dsp16xx-protos.h: New file.
494 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
497 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
500 * dsp16xx.md: Likewise.
502 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
504 * convex-protos.h: New file.
506 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
509 * convex.h: Move prototypes to convex-protos.h. Fix compile time
512 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
514 * elxsi-protos.h: New file.
516 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
519 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
522 * elxsi.md: Likewise.
524 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
526 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
527 case for moving from HI/LO/HI_LO_REG. This makes the behavior
528 match the comment for MIPS16.
530 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
532 * flow.c (split_edge): Do not call set_block_for_insn if we
533 do not have a basic_block_for_insn structure.
535 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
536 and destination functions are 32bit aligned within the trampoline.
537 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
538 (TRAMPOLINE_ALIGNMENT): Define.
540 * cse.c (cse_insn): When changing (set (pc) (reg)) to
541 (set (pc) (label_ref)), verify the change creates a valid insn.
543 * fr30.c (call_operand): Tighten and rework to match rules for
544 call RTL expressions.
545 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
546 * fr30.md (call patterns): Improve constraints.
548 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
550 * fr30.c (fr30_expand_epilogue): Revert last change.
551 Use emit_jump_insn for the return insn.
553 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
554 Stan Cox <scox@cygnus.com>
556 * predict.c: New file. Preliminary infrastructure work for static
557 branch prediction and basic block reordering.
558 * basic-block.h: Add prototype for estimate_probability.
559 * Makefile.in: Add rules for predict.o.
561 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
563 * fixincludes (va_list): Use __not_va_list__ for the dummy.
564 * fixinc/*: Likewise.
566 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
568 * cccp.c: PROTO -> PARAMS.
570 * collect2.c: Likewise.
571 * combine.c: Likewise.
572 * convert.h: Likewise.
574 * dbxout.c: Likewise.
575 * dbxout.h: Likewise.
576 * diagnostic.c: Likewise.
577 * doprint.c: Likewise.
578 * dwarf2out.c: Likewise.
579 * dwarf2out.h: Likewise.
580 * dwarfout.c: Likewise.
581 * dwarfout.h: Likewise.
582 * dyn-string.h: Likewise.
584 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
586 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
587 macro conditionals guarding use.
589 * dwarf2out.c: Include "tm_p.h".
591 * function.c (locate_and_pad_parm): Mark parameter with
593 (expand_function_end): Likewise for variable `context'.
595 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
597 2000-01-13 Nick Clifton <nickc@cygnus.com>
599 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
600 register to prevent compile time warnings.
602 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
604 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
605 to avoid -Wtraditional warning.
607 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
609 * 1750a-protos.h: New file.
611 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
614 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
617 * 1750a.md: Likewise.
619 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
621 * a29k-protos.h: New file.
623 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
626 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
629 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
631 * clipper-protos.h: New file.
633 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
636 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
639 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
641 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
643 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
645 * configure.in (--enable-new-gxx-abi): New option.
646 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
647 * Makefile.in (GXX_ABI_FLAG): New variable.
648 * configure: Regenerate.
650 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
652 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
653 * tm.texi (FORCE_STRUCT_BLK): Document.
654 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
656 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
658 * config/ns32k/ns32k.md: Revert Jan 9 change.
660 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
661 to a mode-test, if the predicate is address_operand.
663 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
665 * combine.c (if_then_else_cond): Be careful about what kinds
666 of RTL expressions are passed to operand_subword.
668 * flow.c (split_edge): If we have to insert a new jump, make
669 sure to associate it with a basic block.
671 * flow.c (commit_one_edge_insertion): A block with one successor
672 can end in a JUMP_INSN that is not a simplejump.
674 2000-01-12 Robert Lipe <robertl@sco.com>
676 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
677 (BUILD_VA_LIST_TYPE): Define.
678 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
681 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
683 * cccp.c (do_pragma): Add cast to (char *).
685 2000-01-12 Richard Henderson <rth@cygnus.com>
686 Fred Fish <fnf@be.com>
687 Jason Merrill <jason@cygnus.com>
689 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
690 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
691 * i386/beos-elf.h, i386/beos-pe.h: New files.
693 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
694 * cross-make (SYSTEM_HEADER_DIR): Define using
695 CROSS_SYSTEM_HEADER_DIR.
697 * gcc.c (LIBRARY_PATH_ENV): Provide default.
698 (process_command): Use it.
699 (main): Likewise. Kill trailing = from env vars.
700 (build_search_list): Put it back.
701 * collect2.c (main): Use LIBRARY_PATH_ENV.
703 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
704 * toplev.c: Use NEED_DECLARATION_ENVIRON.
706 * tm.texi (Frame Layout): Document SMALL_STACK.
707 * c-common.c (c_common_nodes_and_builtins): Check it.
709 * system.h: Undef alloca after including glibc's <stdlib.h>,
710 if USE_C_ALLOCA is defined.
712 * gcc.c (set_input): New fn.
713 (main): After all input files are compiled, reset the input file
716 * aclocal.m4 (rindex, index): If already defined, don't attempt
719 * ginclude/varargs.h: (__va_list__): Define ifndef.
720 * ginclude/stdarg.h: Likewise.
722 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
723 instead of unsigned char.
725 * hash.h (true, false, boolean): Undef before enum.
727 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
728 proper type of "HOST_WIDE_INT *", rather than their natural type of
729 "unsigned HOST_WIDE_INT *".
731 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
733 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
735 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
737 * regclass.c (choose_hard_reg_mode): Likewise.
739 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
741 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
743 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
745 * c-common.c: PROTO -> PARAMS.
746 * c-common.h: Likewise.
747 * c-decl.c: Likewise.
748 * c-iterate.c: Likewise.
749 * c-lang.c: Likewise.
752 * c-parse.in: Likewise.
753 * c-pragma.c: Likewise.
754 * c-pragma.h: Likewise.
755 * c-tree.h: Likewise.
756 * c-typeck.c: Likewise.
757 * objc/objc-act.c: Likewise.
758 * objc/objc-act.h: Likewise.
760 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
762 * m88k-protos.h: New file.
764 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
767 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
771 * tekXD88.h: Likewise.
773 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
775 * m68k-protos.h: New file.
777 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
780 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
782 * mot3300.h: Likewise.
784 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
786 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
788 (extract_bitlist): Declare bitlen.
790 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
792 * cccp.c: Accept and ignore -lang-fortran.
794 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
795 qualifiers don't match at any level of pointerness.
797 2000-01-12 Robert Lipe <robertl@sco.com>
799 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
801 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
803 * reload1.c (reload_reg_unavailable): New static variable.
804 (reload_reg_free_p): Test it.
805 (reload_reg_free_for_value_p): Test it instead of
807 (choose_reload_regs_init): Compute it.
809 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
811 * reorg.c (fill_slots_from_thread): Check modified_in_p
814 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
816 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
817 these nodes even if INTERNALS is not set.
819 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
821 * gcse.c (delete_null_pointer_checks_1): Cope when
822 get_condition cannot determine the condition.
824 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
826 * toplev.h (set_message_length): Declare.
828 * diagnostic.c (obstack_chunk_alloc): Define macro.
829 (obstack_chunk_free): Likewise.
830 (struct output_buffer): New data structure.
832 (output_maximum_width): New variable.
833 (doing_line_wrapping, set_message_length, init_output_buffer,
834 get_output_prefix, output_space_left, emit_output_prefix,
835 output_newline, output_append, output_puts, dump_output,
836 vbuild_message_string, build_message_string, build_location_prefix,
837 voutput_notice, output_printf, line_wrapper_printf,
838 vline_wrapper_message_with_location): New functions. Implement
839 automatic line wrapping.
840 (v_message_with_decl): Make it handle automatic line wrapping.
841 (v_error_with_file_and_line): Likewise.
842 (v_warning_with_file_and_line): Likewise.
843 (announce_function): Likewise.
844 (default_print_error_function): Likewise.
846 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
848 * cpplib.h (struct cpp_options): Change lang_asm to char.
850 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
851 done in cpp_handle_option now.
852 (initialize_builtins): Take out special case code used only by
854 (cpp_handle_option): Turn off trigraphs and trigraph warnings
855 if -traditional. Recognize -lang-fortran and set
856 lang_fortran, also turn off cplusplus_comments.
857 (print_help): Document -lang-fortran.
858 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
859 lang_asm. Ignore all directives other than `# 123 "file"' if
861 (cpp_get_token): If -traditional, don't recognize directives
862 unless the # is in column 1.
863 (parse_string): If lang_fortran or lang_asm, silently
864 terminate strings ('' or "") at end of line.
865 Remove unnecessary braces.
867 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
868 Richard Henderson <rth@cygnus.com>
870 * resource.c (mark_referenced_resources): Mark a set strict_low_part
872 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
873 strict_low_part when possible.
875 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
877 * alias.c: PROTO -> PARAMS.
878 * basic-block.h: Likewise.
879 * bitmap.c: Likewise.
880 * bitmap.h: Likewise.
881 * builtins.c: Likewise.
882 * c-aux-info.c: Likewise.
883 * caller-save.c: Likewise.
886 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
888 * Makefile.in (toplev.o): Depend on regs.h.
890 * output.h (tdesc_section): Prototype.
892 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
894 * sdbout.c: Include "tm_p.h".
896 * toplev.c: Include "regs.h".
898 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
900 * unroll.c (unroll_loop): Add EH support.
902 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
904 * pa-protos.h: New file.
906 * pa.c: Include recog.h and tm_p.h.
907 (compute_zdepwi_operands, compute_movstrsi_length,
908 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
909 find_addr_reg, import_milli): Add static prototypes.
910 (pa_cpu_string, pa_arch_string): Constify a char*.
911 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
912 (read_only_operand): Add argument `mode'.
913 (singlemove_string, output_move_double, output_fp_move_double,
914 output_block_move, output_and, output_ior, output_ascii,
915 remove_useless_addtr_insns, milli_names, output_mul_insn,
916 output_div_insn, output_mod_insn, output_arg_descriptor,
917 output_cbranch, output_bb, output_bvb, output_dbra, ,
918 output_millicode_call, output_call, hppa_encode_label,
919 output_parallel_movb, output_parallel_addb): Constify a char*.
920 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
921 (output_parallel_addb): Remove extra arg to `constrain_operands'
923 * pa.h: Move all prototypes to pa-protos.h.
924 (pa_cpu_string, pa_arch_string): Constify a char*.
925 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
927 * pa.md: Call `function_label_operand' with mode argument.
928 Likewise for `read_only_operand'.
929 Fix nesting of parens in call to `symbolic_operand'.
931 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
933 * i860-protos.h: New file.
935 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
938 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
942 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
944 * i386.md (movstrsi expander): Rewrite.
945 (movstrsi_1 insn): Deleted.
946 (strmovhi, strmovqi expander): New expanders.
947 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
948 * i386.c (x86_single_stringop): New global variable.
949 * i386.h (x86_single_stringop): Declare.
950 (TARGET_SINGLE_STRINGOP): New macro.
952 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
954 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
955 integer vararg POSTINCREMENT before the destination of the jump
956 for the hard fp case.
957 (function_arg_pass_by_reference): Pass a copy of CUM to
960 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
961 for CONSTANT_ADDRESS_P above while loop for subreg.
963 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
965 * flow.c (propagate_block): When a prologue/epilogue insn
966 is marked dead, unconditionally clear libcall_is_dead and
967 insn_is_dead, and only dump rtl if warnings aren't being
970 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
972 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
973 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
974 (FIXED_REGISTERS): Set dirflag as fixed.
975 (CALL_USED_REGISTERS): Set dirflag as used.
976 (REG_ALLOC_ORDER): Set dirflag as last one.
977 (DIRFLAG_REG): New macro.
978 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
979 (HI_REGISTER_NAMES): Add dirflag.
980 (DEBUF_PRINT_REG): Handle dirflag.
981 * i386.md (type attribute): New cld and str types.
982 (length_opcode attribute): Set cld and str to 1.
983 (memory attribute): Set str to unknown - it is not clear from the
985 (pent_np function unit): Prefixed string operations takes 12 cycles
986 minimally; cld takes 2 cycles.
987 (ppro_uops attribute): Str is "many" and cld is "few".
988 (ppro_p0 unit): Handle cld here.
989 (k6_alux unit): Handle cld and str types.
990 (k6_load unit): It is ocupied by str opcodes.
991 (k6_store unit): It is ocupied by str opcodes.
992 (athlon_decode): Str is vector decoded.
993 (athlon_ieu): Handle str and cld.
995 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
996 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
997 cmpstrsi_nz_1 insn): Do not output cld instruction
999 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
1001 * gcc.texi (G++ and GCC): Add Java and Chill.
1002 (Bug Critera): Don't list languages.
1004 * gcc.texi (Incompatibilities): No longer claim most C compilers
1007 * gcc.texi (G++ and GCC): Update other front-ends list.
1009 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
1011 * i386.c (ix86_expand_setcc): Fix typo.
1012 (ix86_expand_movcc): Similarly.
1014 * Band-aid until haifa's bitset implementation is nuked.
1015 * haifa-sched.c (extract_bitlst): New parameter for size of the
1016 bitset in bits. All callers changed. Avoid looking at undefined
1018 (edgeset_bitsize): New variable.
1019 (schedule_region): Initialize edgeset_bitsize.
1021 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1023 * Makefile.in (optabs.o): Depend on real.h
1024 (resource.o): Depend on insn-attr.h
1026 * builtins.c (result_vector): Wrap prototype in macro conditions
1027 governing definition and use.
1029 * c-common.c: Include tm_p.h.
1031 * c-lex.c: Likewise.
1033 * elfos.h: Constify a char*.
1035 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
1036 (get_attr_length, shorten_branches, profile_after_prologue): Mark
1037 parameter with ATTRIBUTE_UNUSED.
1039 * fold-const.c (exact_real_inverse): Wrap variable `i' in
1042 * haifa-sched.c (schedule_insns): Mark parameter with
1045 * optabs.c: Include real.h.
1047 * real.h (ereal_atof): Add prototype arguments.
1049 * resource.c: Include insn-attr.h.
1051 * sdbout.c (sdbout_queue_anonymous_type,
1052 sdbout_dequeue_anonymous_types): Wrap in macro
1053 SDB_ALLOW_FORWARD_REFERENCES.
1054 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
1057 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
1059 * stupid.c: Include tm_p.h.
1061 * tree.c (real_value_from_int_cst): Mark parameter with
1064 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1066 * i960-protos.h: New file.
1068 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
1071 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
1073 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1075 * combine.c (expand_field_assignment): Do not discard SUBREGs
1076 while computing nonzero_bits.
1078 2000-01-09 Nick Clifton <nickc@cygnus.com>
1080 * config/arm/arm.c: Fix compile time warnings about signed vs
1082 * config/arm/arm.h: Fix compile time warnings about signed vs
1085 2000-01-09 Philip Blundell <philb@gnu.org>
1087 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
1088 than `ldm' with only one register.
1089 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
1092 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
1095 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
1097 * config/ns32k/ns32k.md (load or push effective address): Operand 1
1100 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1102 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
1103 assignment used as truth value.
1105 * function.c (assign_temp): Mark parameter `dont_promote' with
1106 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
1107 PROMOTE_FOR_CALL_ONLY.
1109 * genrecog.c (write_subroutine): Mark variable `operands' with
1112 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
1115 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
1116 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
1118 * toplev.c (note_deferral_of_defined_inline_function): Likewise
1121 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1123 * config/c4x.h: Tidy up comments.
1124 * config/c4x.c: Likewise.
1126 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
1128 * fold-const.c (lshift_double, rshift_double): Handle
1129 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
1131 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1133 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
1134 in prepare_function_start().
1136 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
1138 * config/v850/v850.c (expand_epilogue): Interrupt functions no
1139 longer allocate extra stack for function calls.
1141 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1143 * config/c4x/c4x.md (*subqf3_set): Fix typo.
1145 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1147 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
1149 2000-01-07 David Edelsohn <edelsohn@gnu.org>
1151 * rs6000.c (processor_target_table): Add power3 as alias for 630.
1152 * aix43.h: Revert Aug 2 change.
1153 (HAS_INIT_SECTION): Define, not visible yet.
1154 (LD_INIT_SWITCH): Define, not visible yet.
1155 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
1157 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
1159 * collect2.c (main): Expand ld2 size further.
1160 (export_object_lst): Cast assignment to avoid warning.
1161 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
1162 (scan_prog_file, COFF): Do not collect initialization or
1163 finalization functions generated for entire shared object if
1164 init/fini support present.
1166 2000-01-07 Nick Clifton <nickc@cygnus.com>
1168 * config/elfos.h: Tidy up formatting of marcos. Make sure
1169 that .section directives are always prefixed by a tab.
1171 * config/svr4.h: Add #include "elfos.h" and remove duplicate
1174 2000-01-07 Matt Austern <austern@sgi.com>
1176 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
1179 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
1181 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
1183 (crtbegin.o, s-crtS): Likewise.
1185 2000-01-06 Richard Henderson <rth@cygnus.com>
1187 * alpha.md (adddi_2+1): Limit offset such that it will be
1188 loadable with a single ldah+lda pair.
1189 (adddi_2+2): Explicitly fail split if we can't make it work.
1191 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
1193 * protoize.c: Conditionally include unistd.h.
1194 (IS_SAME_PATH_CHAR): New macro.
1195 (IS_SAME_PATH): New macro.
1196 (CPLUS_FILE_SUFFIX): New macro.
1197 (cplus_suffix): New static variable.
1198 (is_abspath): New static function.
1199 (in_system_include_dir): Handle DOS style pathnames.
1200 (file_could_be_converted): Likewise.
1201 (file_normally_convertible): Likewise.
1202 (directory_specified_p): Likewise.
1203 (file_excluded_p): Likewise.
1204 (abspath): Likewise.
1205 (shortpath): Likewise.
1206 (referenced_file_is_newer): Likewise.
1207 (save_def_or_dec): Likewise.
1208 (do_processing): Likewise.
1210 (edit_file): Likewise. Use rename instead of link.
1211 (rename_c_file): Likewise. Don't rename syscalls file.
1212 (munge_compile_params): Define null device for DOS based systems.
1213 (process_aux_info_file): Use binary mode if appliable.
1214 (edit_file): Likewise.
1215 * invoke.texi (Running Protoize): Document C++ suffixes used.
1217 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
1218 IS_DIR_SEPARATOR macros.
1219 * collect2.c: Likewise.
1220 * cppinit.c: Likewise.
1221 * dwarf2out.c: Likewise.
1224 * prefix.c: Likewise.
1226 * toplev.c: Likewise.
1227 * system.h: And move to here.
1229 * prefix.c (update_path): Fix typo in variable name.
1231 2000-01-06 Richard Henderson <rth@cygnus.com>
1233 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
1234 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
1235 (count_reg_sets_1, count_reg_references): Likewise.
1236 (flow_loops_level_compute): Start counting actual loop depth at 1.
1237 (flow_loops_find): Likewise.
1238 * local-alloc.c (update_equiv_regs): Likewise.
1239 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
1241 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
1243 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
1244 FIRST_PSEUDO_REGISTER
1245 * dwarf2out.c: Don't include frame.h
1246 * dwarfout.c: Likewise
1247 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
1250 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
1252 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
1255 * i386.c (movsf splitter): Fix typo in my last checkin.
1257 2000-01-05 Nick Clifton <nickc@cygnus.com>
1259 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
1260 own definition of this macro.
1261 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
1262 flag_data_sections or UNIQUE_SECTION_P are true.
1264 * tm.texi (UNIQUE_SECTION): Document that it can be called for
1265 unitialised data decls.
1267 * config/i386/winnt.c (i386_pe_unique_section): Cope with
1268 being called for uninitialised data.
1270 * config/i386/interix.c (i386_pe_unique_section): Cope with
1271 being called for uninitialised data.
1273 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
1274 for uninitialised data.
1276 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
1277 for uninitialised data.
1279 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
1280 for uninitialised data.
1282 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
1283 (UNIQUE_SECTION_P): Always generate a unique section if
1284 flag_data_sections is true.
1285 (UNIQUE_SECTION): Also generate unique sections for
1287 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
1288 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
1291 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1293 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
1296 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1298 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
1299 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
1300 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
1301 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
1302 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
1304 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
1306 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
1308 * c-decl.c (finish_enum): Simplify code to determine minimum and
1309 maximum values of the enum, and calculate the type. Remove check
1310 for FUNCTION_DECLs in the values list, which cannot happen. Replace
1311 the DECL_INITIAL of each enumeration constant with a copy converted
1312 to the enumeration type. When updating variant types, don't bother
1313 updating the type itself.
1315 * c-typeck.c (build_binary_op): Simplify conditional expressions
1316 when weeding out spurious signed-unsigned warnings. Add new
1317 spurious warning category: if the unsigned quantity is an enum
1318 and its maximum value fits in signed_type(result_type). Update
1320 (build_conditional_expr): Warn here if one alternative is signed
1321 and the other is unsigned.
1323 2000-01-05 Nick Clifton <nickc@cygnus.com>
1325 * config/fr30/fr30.h: Remove extraneous comments.
1327 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
1329 * reload1.c (choose_reload_regs): When disabling a reload, also
1330 set reload_spill_index to -1.
1332 2000-01-04 Joel Sherrill (joel@OARcorp.com>
1334 * configure.in (m68*-*-rtemscoff*): New target, formal name for
1336 (m68*-*-rtemself*): New target.
1337 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
1338 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
1339 (sparc*-*-rtemself*): New target.
1340 (sparc*-*-rtems*): Now elf not a.out.
1341 * config/i386/rtems.h: Include config/rtems.h.
1342 * config/i386/rtemself.h: Include config/rtems.h.
1343 * config/i960/rtems.h: Include config/rtems.h.
1344 * config/m68k/rtems.h: Include config/rtems.h.
1345 * config/m68k/rtemself.h: Include config/rtems.h.
1346 * config/mips/rtems64.h: Include config/rtems.h.
1347 * config/pa/rtems.h: Include config/rtems.h.
1348 * config/rs6000/rtems.h: Include config/rtems.h.
1349 * config/sh/rtems.h: Include config/rtems.h.
1350 * config/sh/rtemself.h: Include config/rtems.h.
1351 * config/sparc/rtems.h: Include config/rtems.h.
1352 * config/sparc/rtemself.h: Include config/rtems.h
1354 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
1356 * final.c (shorten_branches): Correctly compute length of
1357 asms without operands.
1359 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
1361 * configure.in: Add pj target.
1362 * configure: Regenerate.
1363 * config/pj: New directory.
1364 * config/pj/lib1funcs.S: New file.
1365 * config/pj/linux.h: New file.
1366 * config/pj/pj.c: New file.
1367 * config/pj/pj.md: New file.
1368 * config/pj/pjl.h: New file.
1369 * config/pj/t-pj: New file.
1370 * config/pj/xm-pj.h: New file
1372 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
1374 * toplev.c (rest_of_compilation): Run shorten-branches before
1377 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1379 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
1380 macros so that they're consistent with their names.
1381 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
1382 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
1384 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1386 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
1387 modified inadvertently.
1389 2000-01-04 Joel Sherrill <joel@OARcorp.com>
1391 * configure.in (v850*-*-rtems*): New target.
1392 * configure: Regenerate.
1393 * config/v850/rtems.h: New file.
1395 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
1397 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
1398 (__gthread_key_create): Likewise.
1399 (__gthread_key_dtor): Likewise.
1400 (__gthread_once): Fix logic.
1401 (__gthread_key_delete): Cast away constness.
1403 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
1404 * invoke.texi: Document.
1405 * i386/mingw32.h (CPP_SPEC): Use.
1406 (LIBGCC_SPEC): Likewise.
1407 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
1409 2000-01-04 David Edelsohn <edelsohn@gnu.org>
1411 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
1412 (HANDLE_PRAGMA_PACK): Undefine.
1413 (SLOW_UNALIGNED_ACCESS): Define.
1415 2000-01-04 David Edelsohn <edelsohn@gnu.org>
1417 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
1418 to default definition.
1419 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
1420 (store_fixed_bit_field): Call macro with word_mode and alignment.
1421 (extract_bit_field): Call macro with relevant mode and alignment.
1422 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
1423 to default definition.
1424 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
1426 (move_by_pieces_ninsns): Likewise.
1427 (clear_by_pieces): Likewise.
1428 (emit_push_insn): Likewise.
1429 (store_field): Call macro with relevant mode and alignment.
1430 (expand_expr): Likewise.
1431 (expand_expr_unaligned): Likewise.
1433 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
1434 (SLOW_UNALIGNED_ACCESS): Define.
1435 (CASE_VECTOR_MODE): Always use 32-bit offsets.
1436 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
1437 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
1438 (toc_section): Likewise and .toc pseudo-op.
1439 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
1441 (TEXT_SECTION_ASM_OP): Likewise.
1442 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
1445 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
1446 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
1447 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
1448 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
1449 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
1451 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
1453 * regclass.c: Revert my Jan 4 change to loop cost computation.
1455 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1457 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
1460 2000-01-04 Stan Cox <scox@cygnus.com>
1462 * haifa-sched.c (build_control_flow): Change unreachable simple
1463 loop test to check if current block has only one predecessor.
1464 (find_rgns): Initialize degree. Use dest as degree index, not src.
1466 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1468 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
1470 * calls.c (expand_call): Likewise for
1471 `old_stack_arg_under_construction'.
1473 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
1475 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
1478 * gcc.c (execute): Likewise for `ut' and `st'.
1480 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
1482 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
1484 * jump.c (jump_optimize_1): Likewise for `temp2'.
1486 * local-alloc.c (block_alloc): Likewise for `r1'.
1488 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
1490 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
1491 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
1493 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
1496 * reload.c (find_reloads): Likewise for `goal_alternative_number'
1497 and `goal_earlyclobber'.
1499 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
1501 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
1503 * stupid.c (stupid_life_analysis): Likewise for `chain'.
1505 * unroll.c (copy_loop_body): Likewise for `copy'.
1507 * varasm.c (output_constructor): Likewise for `byte'.
1509 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1511 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
1512 all FP constants for constant->reg moves.
1513 (ix86_split_to_parts): Try to convert memory address into immediate
1514 when available in the constant pool.
1515 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
1517 (LEGITIMATE_CONSTANT_P): Return 1.
1518 * i386.md (pushsf): New splitter to convert constant pool memory
1519 reference to immediate.
1520 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
1523 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
1525 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
1526 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
1527 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
1528 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
1529 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
1531 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
1533 * ginclude/stdbool.h: Support compilation as C++.
1535 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1537 * fold-const.c (make_range): Don't try to reverse an unbounded range.
1539 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
1541 * regclass.c (regclass): Properly compute loop_cost. Adjust
1544 * regclass.c: Fix minor whitespace problems.
1546 2000-01-03 Anthony Green <green@cygnus.com>
1548 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
1549 Restore the pic register if required.
1551 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
1553 * c-common.c (format_char_info): Update comment.
1554 (check_format_info): Recognize 'z' modifier in the same way 'Z'
1555 was recognized. Emit warning for formats new in ISO C99 only
1556 if flag_isoc9x is not set.
1558 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
1560 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
1562 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1564 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
1565 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
1566 (make_compound_operation): Choose cheaper alternative between
1567 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
1569 * regclass.c (op_costs): Remove global variable.
1570 (record_reg_classes): New parameter "op_costs" and "reg_pref".
1571 (record_operand_costs): Break out from ...
1572 (scan_one_insn): ... here.
1573 (dump_regclass): Make dumps nicer.
1574 (regclass): Dump preferrences choosed and changes done during passes.
1576 2000-01-03 Jakub Jelinek <jakub@redhat.com>
1578 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
1580 2000-01-03 Jakub Jelinek <jakub@redhat.com>
1582 * config/sparc/sparc.c (gen_df_reg): New function.
1583 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
1584 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
1585 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
1586 movtf_cc_reg_sp64+1): Use it.
1588 2000-01-02 Mark Mitchell <mark@codesourcery.com>
1590 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
1593 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
1595 * config/i386/i386.c (ix86_expand_unary_operator): Function
1596 definition made void.
1597 (ix86_expand_binary_operator): Update outdated preceding comment.
1598 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
1601 * config/i386/i386.c (override_options): Fix option-name typo.
1603 2000-01-02 Mark Mitchell <mark@codesourcery.com>
1605 * system.h (CEIL): Define.
1606 * builtins.c (CEIL): Remove.
1607 * expmed.c (CEIL): Likewise.
1608 * expr.c (CEIL): Likewise.
1609 * stor-layout.c (CEIL): Likewise.
1611 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1613 * expr.c (store_constructor_field): Fix typo introduced with last
1616 2000-01-01 Mark Mitchell <mark@codesourcery.com>
1618 * tree.h (BINFO_N_BASETYPES): New macro.
1620 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
1622 * expmed.c (emit_store_flag): Prevent losing a pending stack
1623 adjust the same way we prevent losing queued increments.
1625 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1627 * function.c (update_temp_slot_address): Handle case where sum of
1628 temporary address plus offset in register is a valid address.
1630 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1632 * genrecog.c (change_state) Corrected typo.
1634 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1636 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
1637 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
1638 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
1640 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
1642 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
1643 case, expand GT comparisons correctly. Fix a comment before this
1646 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
1648 * dwarfout.c: Include "frame.h"
1649 * dwarf2out.c: Likewise.
1650 * Makefile.in (dwarfout.o): Depend on frame.h
1651 (dwarf2out.o): Likewise.
1653 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
1655 Restore i386 binary compatibility in Dwarf EH info.
1656 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
1657 value of FIRST_PSEUDO_REGISTER.
1658 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
1659 (struct frame_state): Use DWARF_FRAME_REGISTERS.
1660 * dwarfout.c (output_reg_number): Ditto.
1661 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
1662 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
1664 1999-12-29 Bruce Korb <autogen@linuxbox.com>
1666 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
1667 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
1668 (<hack>_RE_CT): not needed
1669 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
1670 rewritten to scan the file text once only
1671 "template<..." test added
1672 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
1673 (is_cxx_header): declaration added
1674 * fixinc/fixtests.c(is_cxx_header): removed
1675 (apply_fix_p_t): removed
1676 (double_slash_test): is_cxx_header is only called once now
1677 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
1678 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
1679 within the templates.
1680 The borken spelling of "broken" was fixed.
1681 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
1682 The default level depends on FIXINC_DEBUG.
1684 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1686 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
1687 Otherwise provide a declaration for atexit.
1688 (init_dummy): Make sure dummy call to atexit is nevertheless
1689 called with correct number of args.
1691 * frame.c: Update comments referring to other files.
1693 * libgcc2.c: Likewise.
1695 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1697 * cse.c (free_element, get_element): Remove unused prototypes.
1699 * fold-const.c (extract_muldiv): Initialize variables `op0' and
1702 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
1705 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
1707 * configure.in,configure: case arm for mn10200-*-* now sets
1708 float_format=i32 so that float.h will correctly claim "double"
1709 to be 32 bits. Ran autoconf to generate configure from .in file.
1711 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
1713 * pa.md (conditional zero): If op1 is a register, force it into
1714 the same register as op0.
1716 1999-12-28 Mark Mitchell <mark@codesourcery.com>
1718 * tree.h (BINFO_BASETYPES): Improve documentation.
1720 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1722 * configure.in (--enable-checking): Use a more portable `for'
1725 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1727 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
1728 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
1730 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
1733 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
1734 Delete descriptions.
1736 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
1737 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
1738 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
1739 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
1740 xm-svr4.h: Remove all instances of sys_siglist handling.
1742 1999-12-27 Jakub Jelinek <jakub@redhat.com>
1744 * config/sparc/sparc.md (cmp_zero_qi,
1745 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
1746 cmp_zero_extendqidi2_andcc_set): New patterns.
1748 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
1750 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
1751 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
1752 (fpgnulib.c, xfgnulib.c): Add rules.
1753 * m68k/t-mot3300-gas: Likewise.
1755 1999-12-27 Ian Lance Taylor <ian@zembu.com>
1757 * configure.in: Avoid [[ by using test and changequote. Add
1758 changequote required by 1999-12-14 change.
1759 * configure: Rebuild.
1761 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
1763 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
1765 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
1767 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
1768 * flow.c (find_use_as_address): Likewise.
1769 * function.c (fixup_var_refs_1): Likewise.
1770 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
1771 * jump.c (invert_exp, redirect_exp): Likewise.
1772 * loop.c (replace_call_address): Likewise.
1773 (count_nonfixed_reads): Likewise.
1774 * rtlanal.c (modified_between_p): Likewise.
1775 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
1776 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
1777 * unroll.c (remap_split_bivs): Likewise.
1779 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1781 * diagnostic.c (v_message_with_decl): Use .* format specifier
1782 instead of building the format specifier width manually.
1784 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
1785 determining whether to provide a prototype. Remove the
1786 sys_siglist clause in the conditional.
1788 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1790 * fold-const.c (operand_equal_p): Use memcmp to compare string
1792 Suggested by D. J. Bernstein
1794 1999-12-17 Jakub Jelinek <jakub@redhat.com>
1796 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
1797 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
1799 * config/mips/mips.h (TARGET_64BIT): Likewise.
1800 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
1801 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
1802 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
1803 dsps. Give routines proper names if SI/DI modes are not used.
1804 * longlong.h: Use DWunion instead of DIunion.
1806 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
1808 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
1809 GC_CHECKING, GC_ALWAYS_COLLECT.
1810 * configure.in: Allow --enable-checking with an argument
1811 listing check modes to enable.
1812 * config.in, configure: Rebuilt.
1813 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
1814 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
1815 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
1816 ENABLE_GC_ALWAYS_COLLECT.
1817 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
1819 * tree.h, tree.c: Change ENABLE_CHECKING to
1820 ENABLE_TREE_CHECKING throughout.
1822 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1824 * fold-const.c (fold_truthop): Properly check for FP RHS.
1826 1999-12-24 Mark Mitchell <mark@codesourcery.com>
1828 * toplev.h (note_deferall_of_defined_inline_function): Declare.
1829 * toplev.c (note_deferral_of_defined_inline_function): New
1830 function, split out from ...
1831 (rest_of_compilation): ... here. Use it.
1833 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1835 * expr.c (store_constructor): Don't call clear_storage if size is
1838 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1840 * Makefile.in (toplev.o): Depend on loop.h.
1842 * dwarfout.c: Include tm_p.h.
1844 * emit-rtl.c (restore_emit_status): Mark parameter with
1847 * final.c (final_scan_insn): Likewise.
1849 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
1850 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
1851 flow_depth_first_order_compute, flow_loop_pre_header_find,
1852 flow_loop_tree_node_add, flow_loops_tree_build,
1853 flow_loop_level_compute, flow_loops_level_compute,
1854 flow_loop_outside_edge_p): Add prototypes.
1855 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
1857 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
1858 Mark with ATTRIBUTE_NORETURN.
1860 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
1862 * local-alloc.c (no_conflict_p): Likewise.
1864 * loop.c (insert_bct): Hide definitions of variables with hidden
1866 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
1868 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
1869 with ATTRIBUTE_UNUSED.
1870 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
1871 (reg_scan): Likewise.
1873 * reload.c (find_reloads): Remove unused variables `changed'.
1875 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
1877 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
1878 Remove unused variable `insn'.
1880 * toplev.c: Include loop.h.
1881 (report_file_and_line): Remove unnecessary prototype.
1883 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
1885 * unroll.c (biv_total_increment): Likewise.
1887 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1889 * reload1.c (emit_input_reload_insns): Restore old behaviour
1890 wrt. 'special' reloads.
1892 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
1894 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
1895 hash.h. (cse.c): Don't depend on hashtab.h.
1897 * cse.c: Don't include hashtab.h.
1898 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
1900 * ggc-simple.c: Don't include hash.h.
1902 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
1904 * dwarf2out.c (add_abstract_origin_attribute): Call
1905 gen_abstract_function on our function context.
1907 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
1909 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
1911 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1913 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
1916 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1918 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
1919 constraints to "a!r".
1921 1999-12-21 Mark Mitchell <mark@codesourcery.com>
1923 * Makefile.in (calls.o): Depend on function.h.
1924 (alias.o): Likewise.
1926 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
1928 * reload1.c (emit_reload_insns): Break out code and variables into...
1929 (input_reload_insns, other_input_address_reload_insns,
1930 other_input_reload_insns, input_address_reload_insns,
1931 inpaddr_address_reload_insns, output_reload_insns,
1932 output_address_reload_insns, outaddr_address_reload_insns,
1933 operand_reload_insns, other_operand_reload_insns,
1934 other_output_reload_insns): ... new static variables, and...
1935 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
1936 do_output_reload): ... new functions.
1938 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1940 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
1942 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1944 * md.texi: Add c4x constraints documentation.
1946 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1948 * config/i386/dgux.c (struct option): Rename to
1949 lang_independent_option.
1950 (struct m_options): Add description field.
1951 (output_options): Rename option type, add sep declaration, output
1952 ix86_cpu_string and ix86_arch_string only if set.
1953 (output_file_start): Rename option type.
1955 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
1957 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
1959 (libgcc2.a): Similarly.
1961 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
1963 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
1964 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
1965 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
1967 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
1969 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
1970 Remove redundant initialization of "frexpon" and "expon".
1972 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1974 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
1976 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
1977 (store_constructor_field, expand_expr): Pass new arg.
1979 1999-12-20 Mark Mitchell <mark@codesourcery.com>
1981 * Makefile.in (explow.o): Depend on function.h.
1983 * stor-layout.c (set_sizetype): Fix typo.
1985 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
1987 * function.c (cfun): Renamed from current_function. All users
1989 * function.h (cfun): Rename declaration as well.
1991 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
1992 to be of type regset_head, not regset. All users changed by adding
1994 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
1996 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1998 * config/c4x/rtems.h: New file.
2000 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
2002 * reload1.c (spill_failure): Take class of failed reload as argument
2003 and print it. Caller changed.
2005 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2007 * rs6000.h (SUBTARGET_DEFAULT): New macro.
2008 (TARGET_SWITCHES): Allow subtargets to default switches.
2009 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
2011 1999-12-18 Mark Mitchell <mark@codesourcery.com>
2013 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
2016 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
2018 * cccp.c (main): Define __STDC_VERSION__ as necessary.
2019 * cppinit.c (cpp_handle_option): Likewise.
2021 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
2022 determine when to define.
2024 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
2026 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
2027 cmove with mismatched test and data modes.
2029 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
2031 * c-typeck.c (c_expand_start_case): Don't warn for long switch
2034 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2036 * alias.c: Minor reformatting.
2039 * stor-layout.c: Likewise.
2040 * fold-const.c: Likewise.
2041 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
2042 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
2044 (size_int_wide): Cache nodes even if garbage collecting.
2045 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
2046 of SAVE_EXPR has no side effects.
2047 * cse.c: Move a comment.
2048 * tree.c: Minor reformatting.
2049 (int_size_in_bytes): Return -1 if constant overflows.
2051 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2053 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
2055 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
2057 * objc/objc-parse.c: Regenerate. This file must be rebuilt
2058 after any change to c-parse.in, even if objc-parse.y didn't
2061 1999-12-18 David S. Miller <davem@redhat.com>
2063 * toplev.c (rest_of_compilation): Restore BLOCK tree
2064 reconstruction and branch shortening changes lost in
2065 December 18th change.
2067 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
2069 * config/arm/linux-elf.h: Change all instances of
2070 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
2071 * config/arm/uclinux-elf.h: Likewise.
2073 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
2075 * toplev.c (notice, vmessage, v_message_with_file_and_line,
2076 v_message_with_decl, file_and_line_for_asm,
2077 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
2078 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
2079 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
2080 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
2081 pfatal_with_name, fatal_io_error, need_error_newline,
2082 last_error_function, last_error_tick, announce_function,
2083 default_print_error_function, print_error_function,
2084 report_error_function, fnotice, error_with_file_and_line,
2085 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
2086 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
2087 warning_with_decl, warning_for_asm, warning, pedwarn,
2088 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
2090 (compile_file): Use fnotice instead of notice. Adjust call.
2092 * diagnostic.c: New file.
2094 * Makefile.in (OBJS): Include diagnostic.o
2095 (diagnostic.o): Define dependence.
2097 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2099 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
2102 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2104 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
2106 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
2108 * fixtests.c (is_cxx_header): New fn, split out of
2110 (else_endif_label): Allow "#endif // comment" in C++ headers,
2111 as determined by is_cxx_header.
2112 * fixfixes.c (else_endif_label_fix): Update comment.
2113 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
2115 * genfixes: Correct double thinko in commandline parsing.
2116 * hackshell.tpl: Generate correct sh syntax for bypass
2119 * inclhack.def (all): Whenever an inserted preprocessor
2120 conditional is split over multiple lines, use double
2121 backslashes in this file so the fixed header will be readable.
2123 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
2124 and add bypass entry for correct version of this header.
2125 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
2126 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
2128 (hpux8_bogus_inlines): New fix, split from...
2129 (ultrix_atof_param) ... here.
2130 (math_expression): Add bypass entry keyed to glibc comment
2131 indicating the problem has been dealt with; disable
2132 unnecessary sed operations; update commentary.
2133 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
2134 add select and bypass entries, simplify shell operation.
2135 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
2137 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
2138 ultrix_atof_param): Add select entry.
2139 (stdio_va_list, sunos_mather_decl): Add bypass entry.
2140 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
2141 comments with the fixes they describe.
2143 * c-parse.in (string action): Do not warn about ANSI string
2144 concatenation in system headers. Affects C parser only.
2145 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
2147 1999-12-16 Jakub Jelinek <jakub@redhat.com>
2149 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
2150 compiling libgcc2 the macro depends always on arch cpp defines.
2152 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
2154 * loop.c (insert_loop_mem): Don't record MEMs from inside
2157 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
2159 * regclass.c (regclass): Do not use flowgraph when not optimizing.
2161 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
2162 notes too, create one when replacement failed, attempt to simplify
2164 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
2167 1999-12-16 Mark Mitchell <mark@codesourcery.com>
2169 * crtstuff.c (__dso_handle): Declare.
2170 (__cxa_finalize): Likewise.
2171 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
2174 * invoke.texi: Document -fuse-cxa-atexit.
2176 * tree.h (ptr_type_node): Document.
2177 (const_ptr_type_node): Likewise.
2179 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2181 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
2182 (optimize_reg_copy_2): Likewise.
2183 (optimize_reg_copy_3): Likewise.
2184 (fixup_match_2): Likewise.
2185 (regmove_optimize): Likewise.
2186 (fixup_match_1): Liekwise.
2188 * i386.md (HI to SImode promoting splitters): Rewrite.
2189 (pushsf mem peep2): New.
2190 (testhi to andhi peep2): Remove.
2191 * i386.h (x86_promote_QImode): New.
2192 (TARGET_PROMOTE_QImode): New.
2193 (PREDICATE_CODES): Add promotable_binary_operator.
2194 * i386.c (x86_promote_QImode0: New.
2195 (promotable_binary_operator): New.
2196 * i386-protos.h (promotable_binary_operator): New.
2198 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
2200 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
2202 1999-12-16 Mark Mitchell <mark@codesourcery.com>
2204 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
2205 * function.c (insert_block_after_note): Remove.
2206 (retrofit_block): Likewise.
2207 (identify_blocks): Fix indentation.
2208 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
2209 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
2210 * function.h (insert_block_after_note): Remove prototype.
2211 (retrofit_block): Likewise.
2212 * integrate.c (expand_inline_function): Don't call
2213 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
2214 just expand_start_bindings. Use the block_map to remap old
2215 NOTE_BLOCKs to new ones.
2216 (integrate_decl_tree): Keep track of remapped blocks.
2217 * integrate.h (struct inline_remap): Add block_map.
2218 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
2219 NOTE_BLOCK on the notes.
2220 (expand_start_bindings): Rename to ...
2221 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
2222 (expand_end_bindings): Set NOTE_BLOCK.
2223 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
2224 reconstruct the BLOCK tree.
2225 * tree.h (expand_start_bindings): Macroize. Call ...
2226 (expand_start_bindings_and_block): New function.
2228 1999-12-16 Jakub Jelinek <jakub@redhat.com>
2230 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
2231 to match the format.
2233 1999-12-16 David S. Miller <davem@redhat.com>
2235 * expr.c (emit_move_insn_1): Only emit clobbers if one of
2236 the outputs is a SUBREG.
2237 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
2240 * config/sparc/sparc.c (epilogue_renumber): Add default case
2243 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2245 * toplev.c (rest_of_compilation): Run branch shortening after
2248 * regclass.c (loop_depth): Remove
2249 (scan_one_insn): Do not handle LOOP_NOTE insns.
2250 (regclass): Go through basic blocks and set loop_cost
2252 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
2254 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
2256 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2258 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
2259 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
2260 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
2262 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
2264 * loop.c (insert_loop_mem): Ignore memory clobbers.
2266 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
2269 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
2271 * profile.c: Remove redundant #include "output.h".
2273 * h8300.md (HImode preinc peephole): Fix typo.
2275 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
2277 * function.c (retrofit_block): Abort if we don't find a suitable insn.
2278 (insert_block_after_note): Abort if we don't have a previous block.
2279 Remove FN parameter.
2280 * function.h: Adjust.
2282 1999-12-15 Mark Mitchell <mark@codesourcery.com>
2284 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
2285 argument more than once.
2287 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
2289 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
2291 1999-12-15 Jakub Jelinek <jakub@redhat.com>
2293 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
2295 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2297 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
2298 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
2299 update stack_alignment_needed.
2300 (prepare_function_start): Initialize stack_alignment_needed
2301 * function.h (struct function): Add field stack_alignment_needed.
2303 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2305 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
2306 Handle live_throughout / dead_or_set instead of live_before /
2308 (save_call_clobbered_regs): Get register livenessinformation from
2309 chain->live_throughout.
2310 (add_stored_regs): New function.
2311 (insert_restore, insert_save): Add restored / saved registers to
2313 * global.c (reg_dies): New parameter chain.
2314 (reg_becomes_live): Third parameter is regs_set now.
2315 Changed all callers.
2316 (reg_dies): New parameter chain. Changed all callers.
2317 (build_insn_chain): Set live_throughout instead of
2318 live_before / live_after.
2319 * reload.h (struct insn_chain): Replace members live_before /
2320 live_after with live_throughout / dead_or_set.
2321 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
2322 instead of live_before / live_after.
2323 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
2324 (order_regs_for_reload, find_reg, finish_spills): Likewise.
2325 (choose_reload_regs_init): Likewise.
2326 * stupid.c (current_chain, find_clobbered_regs): Delete.
2327 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
2328 instead of chain->live_before / chain->live_after.
2329 (mark_hard_ref): New function.
2330 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
2332 1999-12-15 David S. Miller <davem@redhat.com>
2334 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
2336 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2338 * flow.c (calculate_loop_depth): Make global, remove prototype,
2339 rewrite to use new loop infrastructure.
2340 (find_basic_block): Remove calculate_loop_depth call.
2341 * toplev.c (rest_of_compilation): Call find_basic_block.
2342 * output.h (calculate_loop_depth): Declare.
2344 * flow.c (dump_flow_info): Dump loop_depth.
2345 (flow_loops_nodes_find): Increase loop_depth for basic block in the
2347 (flow_loops_find): Initialize the loop_depth for each basic block.
2349 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
2351 * tree.c (decl_function_context): Handle virtual functions.
2353 * tlink.c (scan_linker_output): Don't look in demangled name when
2354 looking for linker output keywords.
2356 * dwarfout.c (output_type): We can defer namespace-scope classes.
2358 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
2360 * regclass.c (record_reg_classes): Update comment for merging
2361 register class preferences in reg->reg copies. Tighten conditions
2362 for merging register class preferences in reg->reg copies.
2364 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
2366 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
2368 1999-12-14 Geoff Keating <geoffk@cygnus.com>
2370 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
2371 (INIT_SECTION_ASM_OP): Delete.
2372 (FINI_SECTION_ASM_OP): Delete.
2373 (STARTFILE_SPEC): Define to hold just crtbegin.o.
2375 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
2377 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
2378 the abstract origin wasn't emitted.
2380 * dwarf2out.c (class_scope_p): New fn.
2381 (gen_subprogram_die): Use it.
2382 (gen_variable_die): Use it. Tweak logic.
2383 (gen_struct_or_union_type_die): Check context_die to determine
2384 if we're function-local.
2385 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
2387 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
2389 * loop.c (check_dbra_loop): Can't reverse a biv that has
2392 1999-12-14 Nick Clifton <nickc@cygnus.com>
2394 * config/arm/arm.c: Add support for -mcpu=arm720 command line
2397 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2399 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
2400 for givs made from biv increments.
2402 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
2404 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
2405 * alpha.c (override_options): Recognize -mcpu=ev67.
2406 * alpha.h (CPP_CPU_EV67_SPEC): New.
2407 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
2408 (EXTRA_SPECS): Update.
2410 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
2412 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
2413 appropriate for -lang-c89 and -std=*.
2414 * cppinit.c (cpp_handle_option): Likewise.
2415 (new_pending_define): New, split out from cpp_handle_option.
2416 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
2417 or enable trigraphs for -ansi/-std=*.
2419 * ginclude/stdarg.h (__va_copy): New.
2420 (va_copy): Don't define for C89.
2422 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
2424 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
2425 for long long multiply-accumulate.
2427 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2429 * regclass.c (scan_one_insn): Set loop_cost to 1 when
2430 optimizing for size.
2432 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
2434 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
2435 if something changed. Back out that part of yesterday's changes.
2437 * loop.c (loop_max_reg): New static variable.
2438 (loop_optimize): Initialize it. Eliminate one unnecessary call to
2440 (scan_loop): Call reg_scan_update whenever we may have added new
2441 registers, and update loop_max_reg.
2443 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2445 * regclass.c (record_reg_classes): Do not do the copying preferrencing
2446 when source does not die.
2448 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
2450 1999-12-14 Jakub Jelinek <jakub@redhat.com>
2452 * config/sparc/linux64.h (TARGET_LIVE_G0,
2453 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
2455 * config/sparc/linux.h (TARGET_LIVE_G0,
2456 TARGET_BROKEN_SAVERESTORE): Likewise.
2457 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
2458 TARGET_BROKEN_SAVERESTORE): Likewise.
2460 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
2461 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
2463 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
2464 as sparc64 block profiling register.
2465 * config/sparc/sparc.c (sparc_override_options): Allow block
2466 profiling with -m32.
2467 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
2469 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
2470 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
2471 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
2473 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
2475 * config/sparc/sparc.h: Likewise.
2476 * config/sparc/xm-sysv4-64.h: Likewise.
2477 * config/float-sparc.h: Likewise.
2478 * glimits.h: Likewise.
2479 * longlong.h: Likewise.
2481 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
2482 (ASM_IDENTIFY_GCC): Remove.
2484 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
2486 * combine.c (combine_simplify_rtx): Don't make shared rtl.
2487 (simplify_logical): Likewise.
2489 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
2491 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
2492 * cppfiles.c (INO_T_EQ): Likewise.
2494 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
2496 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
2497 * i386/mingw32.h (LIB_SPEC): Likewise.
2498 (STARTFILE_SPEC): Likewise.
2499 * i386/uwin.h (LIB_SPEC): Likewise.
2500 (STARTFILE_SPEC): Likewise.
2502 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
2503 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
2505 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
2507 * combine.c (combine_simplify_rtx): Fix order of checks for
2508 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
2510 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
2512 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
2513 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
2515 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
2517 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
2519 * regclass.c (inv_reg_alloc_order): New array.
2520 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
2522 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
2523 counted_for_groups, counted_for_nongroups. Add fields rld and
2525 * reload.c (push_secondary_reload): Don't set nongroup field of
2527 (push_reload): Likewise.
2528 (find_reloads): Delete code to compute nongroup fields.
2529 * reload1.c (reload_insn_firstobj): New static variable.
2530 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
2532 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
2533 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
2534 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
2536 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
2538 (struct hard_reg_n_uses): Deleted.
2539 (potential_reload_regs): Deleted.
2540 (init_reload): Initialize spilled_pseudos and pseudos_counted.
2541 (reload): Don't try to allocate reload registers if we already know
2542 we have to make another pass. Call select_reload_regs. Free memory
2543 starting with reload_firstobj when starting another pass.
2544 Don't allocate spilled_pseudos.
2545 (calculate_needs_all_insns): Call copy_reloads for an insn that
2546 needs reloads; don't call calculate_needs.
2547 (spill_cost): New static array.
2548 (used_spill_regs_local): New static variable.
2549 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
2550 to compute potential_reload_regs.
2551 (find_reload_regs): Completely rewritten to use find_reg.
2552 (allocate_reload_reg): Don't test counted_for_groups or
2553 counted_for_nongroups. Lose NOERROR arg and code to give an error;
2555 (choose_reload_regs): Add fallback code that uses the existing
2556 register allocation from find_reload_regs.
2558 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
2560 * flow.c (create_edge_list): Cast xmalloc return value.
2562 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
2564 * doprnt.c: Remove incorrect comment closure.
2566 * cse.c: Fix a few minor whitespace goofs.
2568 1999-12-13 Don Bowman <don@pixstream.com>
2570 * mips/vxworks.h: Fix problem with comment termination.
2571 (EXTRA_SECTIONS): Add in_sbss.
2572 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
2574 1999-12-12 David S. Miller <davem@redhat.com>
2576 * cse.c (struct cse_reg_info): Add hash_next member,
2577 reorder rest of struct for better packing on 64-bit
2579 (cse_reg_info_tree): Kill.
2580 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
2581 REGHASH_FN): New custom pow2 hash mechanism.
2583 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
2584 use a pow2 hash table.
2585 (get_cse_reg_info): Rework to use new REGHASH.
2586 (new_basic_block): Likewise, use HASH_SIZE, and inline
2588 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
2589 and inline free_element call.
2590 (lookup_as_function, insert, flush_hash_table, invalidate,
2591 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
2592 invalidate_for_call, use_related_value, find_comparison_args,
2593 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
2594 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
2597 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
2599 * cse.c (cse_basic_block): Free qty_table consistently.
2601 1999-12-12 David S. Miller <davem@redhat.com>
2602 Jakub Jelinek <jakub@redhat.com>
2604 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
2605 SUBREGs by hand, gen the appropriate hard reg directly.
2606 (movtf reg/mem split): Likewise and alter_subreg on destination
2608 (movtf mem/reg split): Similarly.
2609 (movdf_cc_sp64): Rename from hidden pattern.
2610 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
2611 (movtf_cc_sp64, following split): New pattern and splitter.
2612 (movdf_cc_reg_sp64): Rename from hidden pattern.
2613 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
2615 (movtf_cc_reg_sp64, following split): New pattern and splitter.
2617 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
2619 * loop.c (load_mems): Don't hoist written floating point mem
2622 1999-12-12 Mark Mitchell <mark@codesourcery.com>
2624 * except.h (struct eh_queue): Add `next' pointer.
2625 (struct eh_status): Make x_ehqueue a pointer.
2626 (push_ehqueue): Declare.
2627 (pop_ehqueue): Likewise.
2628 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
2630 (expand_fixup_region_end): Likewise.
2631 (expand_leftover_cleanups): Likewise.
2632 (push_ehqueue): Define.
2633 (pop_ehqueue): Likewise.
2634 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
2635 than doing it inline.
2636 (expand_start_all_catch): Adjust now that ehqueue is a
2638 (mark_eh_queue): Mark all level of the queue.
2639 (mark_eh_status): Adjust now that ehqueue is a
2641 (init_eh_for_function): Allocate ehqueue.
2642 (free_eh_status): Free it.
2643 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
2644 expansion for a fixup.
2646 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2648 * gthr-single.h (__gthread_active_p): Add prototype arguments.
2650 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
2651 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
2652 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
2653 function_ptr, getpagesize, __enable_execute_stack,
2654 __enable_execute_stack, __clear_insn_cache,
2655 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
2656 _cleanup, _exit, __default_terminate, __terminate_func,
2657 __terminate, __empty, __throw, new_eh_context,
2658 eh_context_initialize, eh_context_static, eh_context_specific,
2659 get_eh_context, __get_eh_context, __get_eh_info,
2660 init_reg_size_table, eh_threads_initialize,
2661 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
2662 __unwinding_cleanup, throw_helper, __throw, __rethrow,
2663 __pure_virtual): Add prototype arguments.
2664 (__bb_exit_func): Cast a sizeof to long when comparing against one.
2665 Cast a signed value to unsigned long when comparing against one.
2666 (new_eh_context): Wrap in _GTHREADS macro.
2667 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
2669 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
2670 (throw_helper): Initialize variables `handler_p' and `pc_p'.
2672 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2674 * combine.c (record_promoted_value): Remove unused variable
2677 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
2679 * global.c (record_conflicts): Likewise for `j'.
2681 * genoutput.c (output_insn_data): Don't unnecessarily cast away
2684 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2686 * i386-protos.h (output_387_binary_op, output_fix_trunc,
2687 output_fp_compare): Constify a char*.
2689 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
2691 (override_options, ix86_comp_type_attributes, print_operand,
2692 output_387_binary_op, output_fix_trunc, output_fp_compare):
2694 (ix86_sched_reorder): Mark parameter `clock_var' with
2697 * i386.h (DEBUG_PRINT_REG): Constify a char*.
2699 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
2701 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
2702 operand, for use in the Java front-end.
2704 1999-12-10 Ben Collins <bcollins@debian.org>
2706 * configure.in: Fix typo for "-64" in 64bit as check.
2707 * configure: Rebuilt.
2709 1999-12-10 Jakub Jelinek <jakub@redhat.com>
2711 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
2714 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2716 * c-parse.in (string): With -Wtraditional, warn if ANSI string
2717 concatenation is utilized.
2719 * invoke.texi (-Wtraditional): Document it.
2721 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2723 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
2724 Cast a ptrdiff_t to long and pass it to printf with %ld.
2726 1999-12-10 Geoff Keating <geoffk@cygnus.com>
2728 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
2729 68881, we have no 68881 registers at all.
2730 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
2731 value in a 68881 register if it is available.
2733 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
2735 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
2736 for long long multiply-accumulate.
2738 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
2740 * loop.c (insert_loop_mem): Undo last change.
2742 1999-12-10 David S. Miller <davem@redhat.com>
2744 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
2746 * config/sparc/sparc-protos.h: Add them.
2747 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
2748 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
2749 constraints which use those helpers.
2750 (EXTRA_CONSTRAINT): Use this new macro.
2751 * md.texi: Update sparc target constraints documentation.
2752 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
2753 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
2754 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
2755 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
2756 (movsf high/lo_sum split): Rework for new patterns.
2757 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
2759 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
2761 * c-common.c (c_common_nodes_and_builtins):
2762 Create __builtin_ptrdiff_t and __builtin_size_t.
2764 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
2766 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
2768 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2770 * regclass.c (globalize_reg): Re-instate test that allows
2771 fixed registers to be declared as a variable even after functions
2774 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2776 * i386.md (cpu attribute): Add "athlon".
2777 (athlon_decode): New attribute.
2778 (Athlon scheduling units definitions): New.
2779 (fcmp and shld patterns): Set athlon_decode to "vector".
2780 * i386.c (athlon_cost): New.
2782 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
2783 x86_use_sahf): Set for Athlon.
2784 (x86_use_fiop): Unset for Athlon.
2785 (override_options): Define Athlon alignments and "athlon" name.
2786 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
2787 * i386.h (TARGET_ATHLON): New.
2788 (enum processor_type): Add PROCESSOR_ATHLON.
2789 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
2791 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
2793 1999-12-09 Andreas Jaeger <aj@suse.de>
2795 * loop.c (record_biv): Declare parameter as int.
2797 * config/i386/i386-protos.h: Declare long_memory_operand.
2799 1999-12-09 Mark Mitchell <mark@codesourcery.com>
2801 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
2802 EXPR_WITH_FILE_LOCATION.
2804 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2806 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
2809 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
2811 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
2814 1999-12-09 Jakub Jelinek <jakub@redhat.com>
2816 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
2817 default on linux64 again.
2818 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
2819 models for multilibing.
2820 * genmultilib: Accept | as alternative separator within a set in
2823 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
2825 * calls.c (precompute_arguments): Make sure initial_value contains
2826 value pseudo which CSE expects.
2827 * cse.c (struct set): New entry orig_src.
2828 (cse_insn): Set it early on entry, use it for libcall EQUIV note
2831 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
2833 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
2835 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
2837 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
2839 1999-12-08 Jakub Jelinek <jakub@redhat.com>
2841 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
2842 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
2844 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
2847 * longlong.h: Merge in changes from glibc.
2848 Also don't clobber %g2 register in 32bit SPARC assembly, so that
2849 -mno-app-regs libgcc can be compiled.
2850 * libgcc2.c: Add defines so that the updated longlong.h
2851 can be used in libgcc2.a. Also, make sure on most architectures
2852 (at least on all which have optimized code in longlong.h defined
2853 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
2855 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2857 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
2858 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
2859 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
2861 * configure: Rebuilt.
2863 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
2865 * alpha.c (secondary_reload_class): For !BWX, sub-simode
2866 outputs require a register.
2868 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
2870 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
2871 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
2872 functions like dptoul will be resolved.
2873 (libgcc2.a): Make sure that the object files from DPBIT are named
2874 differently (prefix `_dp') from those that would be coming from
2877 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
2879 * configure.in: When target is sparc* and tm_file contains 64,
2880 test for 64bit support in assembler. If not supported, remove
2881 sparc/t-sol2-64 from target-dependent Makefile fragments.
2882 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
2883 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
2884 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
2885 * acconfig.h (AS_SPARC64_FLAG): Added.
2886 * configure, config.in: Rebuilt.
2887 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
2888 support. Use AS_SPARC64_FLAG.
2890 1999-12-07 Jakub Jelinek <jakub@redhat.com>
2892 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
2893 suitable for holding OFmode values so that gcc works with complex
2895 (hard_64bit_mode_classes): Likewise.
2897 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
2898 so that it is actually matched.
2899 (sethi_di_medlow): Likewise.
2901 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
2902 as legitimate constant if -mvis.
2903 * config/sparc/sparc.md (movtf): Likewise.
2904 (clear_sf): Use const_double_operand.
2905 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
2907 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
2908 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
2909 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
2910 routines, _Qp_* cannot be handled like that now.
2911 (INIT_TARGET_OPTABS): Likewise.
2912 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
2913 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
2914 sparc_emit_float_lib_cmp if ARCH64 and soft float.
2915 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
2916 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
2917 divtf3, sqrttf3): New expanders.
2918 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
2919 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
2920 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
2923 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
2924 * configure: Rebuilt.
2925 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
2926 -mcpu is given and we're doing 64bit compiles.
2928 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
2930 * loop.h (struct induction): Add multi_insn_incr.
2931 * loop.c (basic_induction_var): New multi_insn_incr argument.
2932 Set it if we search back through previous insns for the biv.
2933 (record_biv): New multi_insn_incr argument; fill in struct induction.
2934 (strength_reduce): Discard an iv with multiple bivs, any of
2935 which require multiple insns to increment.
2937 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2939 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
2942 1999-12-06 David S. Miller <davem@redhat.com>
2944 * combine.c (check_promoted_subreg): Do not conditionalize this upon
2945 PROMOTE_FUNCTION_RETURN.
2947 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
2949 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
2950 and handle REG_UNUSED note on insn.
2952 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
2953 inner_mask instead of mask.
2955 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
2957 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
2958 zero if there was an error.
2960 1999-12-06 Jakub Jelinek <jakub@redhat.com>
2962 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
2965 * longlong.h: Fix clobbers in SPARC asm statements.
2967 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
2968 valid sethi operations when TARGET_ARCH64.
2970 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
2971 always use move_by_pieces to avoid infinite recursion.
2972 (restore_fixed_argument_area): Likewise.
2974 * combine.c (check_promoted_subreg, record_promoted_value): New
2976 (combine_instructions): Use them to retain nonzero and sign bit
2977 information after SUBREGs are eliminated by optimizations in
2978 this pass if PROMOTE_FUNCTION_RETURN.
2980 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
2981 .register declaration. Don't use variables with __ prefixes.
2983 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2985 * fold-const.c (optimize_bit_field_compare): Only use one mode
2986 for both RHS and LHS in non-constant case.
2988 1999-12-06 Nathan Sidwell <nathan@acm.org>
2990 * frame.c (start_fde_sort): Only allocate erratic array, if
2991 linear one was allocated. Return allocated flag.
2992 (fde_insert): Only insert, if there's a valid array.
2993 (fde_end_sort): Split, sort and merge if linear and erratic
2994 arrays exist, else just sort linear one.
2995 (search_fdes): New function. Linear search through original fde
2997 (frame_init): Permit multiple initializations. Cope with
2999 (find_fde): Fallback on linear search, if failed to sort array.
3000 (__deregister_frame_info): Only free sorted array, if we
3003 1999-12-06 Jakub Jelinek <jakub@redhat.com>
3005 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
3007 1999-12-05 Jakub Jelinek <jakub@redhat.com>
3009 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
3011 1999-12-05 Mark Mitchell <mark@codesourcery.com>
3013 * tree.h (special_function_p): Declare.
3014 * calls.c (special_function_p): Make it global. Don't take `name'
3015 as a parameter. Fix typo in 1999-11-28 change.
3016 (expand_cal): Adjust.
3018 1999-12-04 Mark Mitchell <mark@codesourcery.com>
3020 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
3021 * tree.h (EXPR_WFL_FILENAME): Define in terms of
3022 EXPR_WFL_FILENAME_NODE.
3023 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
3025 * print-tree.c (print_note): Print TREE_PRIVATE and
3028 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
3029 the original die cannot be found.
3031 * varray.h (varray_head_tag): Add elements_used.
3032 (VARRAY_PUSH): New macro.
3033 (VARRAY_POP): Likewise.
3034 (VARRAY_TOP): Likewise.
3035 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
3037 * varray.c (varray_init): Initialize elements_used.
3038 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
3039 (INTEGRATE_H): New variable.
3040 (integrate.o): Depend on INTEGRATE_H.
3041 (unroll.o): Likewise.
3043 * function.h (insert_block_after_note): Declare.
3044 * function.c (insert_block_after_note): Split out from ...
3045 (retrofit_block): ... here.
3047 * stmt.c (expand_fixup): Fix typo in comment.
3049 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3051 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
3052 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
3053 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
3054 (regmove_optimize, fixup_match_1): Likewise.
3056 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3058 * flow.c (flow_loops_dump): Add missing argument when calling
3061 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
3062 Greg McGary <gkm@gnu.org>
3064 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
3065 (init_attributes): Add A_NO_LIMIT_STACK.
3066 (decl_attributes): Handle A_NO_LIMIT_STACK.
3067 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
3068 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
3069 Handle stack bounds checking.
3070 * flags.h (flag_stack_check): Use the word 'probe' rather than
3071 'check', because the flag doesn't actually cause any checking to
3073 * function.c (expand_function_start): Set
3074 current_function_limit_stack.
3075 * function.h (struct function): Add limit_stack.
3076 (current_function_limit_stack): Define.
3077 * invoke.texi (Code Gen Options): Document new options.
3078 * rtl.h: Declare stack_limit_rtx.
3079 * toplev.c (stack_limit_rtx): New variable.
3080 (decode_f_option): Handle new options -fstack-limit-register=REG,
3081 -fstack-limit-symbol=IDENT, -fno-stack-limit.
3082 (main): Add stack_limit_rtx as GC root.
3083 * tree.h (DECL_NO_LIMIT_STACK): New macro.
3084 (struct tree_decl): New member no_limit_stack.
3086 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
3088 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
3089 (conditional_trap+1): Get new mnemonic correct.
3090 (conditional_trap+2): New pattern for DImode traps.
3092 * config/m68k/m68k.c (output_function_prologue): Handle
3094 * config/m68k/m68k.md (trap): New insn.
3095 (conditional_trap): New insn.
3096 * md.texi (Standard Names): Document `trap' and
3098 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
3099 so a cc0 setter doesn't get emitted at some random place in the
3102 * config/i960/i960.md (trap): New insn.
3103 (conditional_trap): New expander.
3104 (conditional_trap+1, conditional_trap+2): New insns for signed
3106 * config/i960/i960.c (i960_function_prologue): Use
3107 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
3109 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
3110 Geoffrey Keating <geoffk@cygnus.com>
3112 * flags.h (warn_padded, warn_packed): Add global var decls.
3113 * toplev.c (warn_padded, warn_packed): Add global var defns.
3114 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
3115 * stor-layout.c (layout_record): Add local variable `type'
3116 to hold often-used TREE_TYPE (field). Add local variable
3117 `unpacked_align' to hold alignment that would be in force
3118 if no `packed' attribute were present. Warn if `packed' attribute
3119 is unnecessary, or even harmful. Warn when gcc inserts padding
3120 to satisfy alignment requirements of members. Use NULL_TREE
3121 when checking whether var_size is set.
3122 * invoke.texi: Document new flags.
3124 1999-12-03 Nathan Sidwell <nathan@acm.org>
3126 * frame.c (fde_split): Reimplement to avoid variable sized array.
3128 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3130 * combine.c (try_combine): Before fixing up LOG_LINKS for the
3131 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
3133 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
3135 * invoke.texi: Document the mips option -mno-crt0
3137 1999-12-02 Mike Karr <mkarr@mathworks.com>
3139 * cccp.c (argdata): Added free_ptr member.
3140 (macroexpand): Initialize free_ptr of each argument. When an
3141 argument's buffers are freed, if the argument's free_ptr corresponds
3142 to a buffer on the input stack, then return the free_ptr to that stack
3143 frame, otherwise, free it.
3144 (macarg): If an argument begins and ends on the same input stack level,
3145 then transfer the free_ptr of that buffer to the argument in case
3146 the stack is popped during the processing of a subsequent argument.
3148 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
3150 * loop.c (note_reg_stored): New function.
3151 (struct note_reg_stored_arg): New structure.
3152 (try_copy_prop): Change to be more conservative; only replace within
3153 one extended basic block and stop replacing if a store to the
3154 replacement reg is seen.
3156 1999-12-02 Nick Clifton <nickc@cygnus.com>
3158 * config/fp-bit.c: Initialise all fields of the NAN
3161 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
3164 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
3166 * i386.md (extend?f?f2): Force the input into a register, not
3169 1999-12-01 Jakub Jelinek <jakub@redhat.com>
3171 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
3173 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
3174 alternative because setting up 64bit constant is usually costly,
3175 especially when reload is in progress or completed.
3176 (movdf_const_intreg_sp64): Likewise.
3177 (movdf_const_intreg split): Fix building up constants when
3178 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
3180 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
3182 * combine.c (if_then_else_cond): Use const_true_rtx instead of
3183 const1_rtx for return values in EQ/NE comparison against (const_int 0)
3186 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
3187 (asm_file_start): Emit .am33 into assembly file when compiling for
3189 (print_operand_address): Handle POST_INC addresses.
3190 (can_use_return_insn, initial_offset): Check AM33 registers too.
3191 (expand_prologue): Check & save AM33 registers too.
3192 (expand_epilogue): Similarly.
3193 (secondary_reload_class): Handle AM33 specific secondary reloads.
3194 (output_tst): Emit efficient code for the AM33 too.
3195 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
3196 (TARGET_SWITCHES): Add -mam33 switch.
3197 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
3198 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
3199 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
3200 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
3201 (enum reg_class, REG_CLASS_NAMES): Likewise.
3202 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
3203 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
3204 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
3205 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
3206 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
3207 (HAVE_POST_INCREMENT): Define.
3208 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
3209 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
3210 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
3211 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
3212 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
3213 (zero_extend to SI from QI/HI): Likewise.
3214 (sign_extend to SI from QI/HI): Likewise.
3215 (mulsidi3, umulsidi3): New patterns for the AM33.
3216 (tstsi with zero extension from QI/HI): Add AM33 variants.
3217 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
3218 (return_internal_regs, store_movm): Handle new AM33 registers.
3219 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
3220 (LIBGCC, INSTALL_LIBGCC): Likewise.
3221 * invoke.texi: Document new flags.
3223 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3225 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
3226 (addsi3_carry): Likewise.
3227 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
3228 (sbbsi3_carry): Likewise.
3229 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
3231 (test?i_1): Ensure that only one operand is memory.
3232 (conditional move patterns): likewise.
3233 (shift and rotate patterns): Rewrite to expander, add
3234 "binary_operator_ok" to the condition.
3236 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
3237 * i386.h (procesor_costs): Add movzbl_load field.
3238 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
3239 non-Q registers, accept DImode registers anywhere.
3241 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
3242 * i386.c (*_cost): Set value for movxbl_load field.
3244 * (addsi): New add to lea splitter.
3246 (lea to add/shift peep2): New.
3248 1999-12-01 Mark Salter <msalter@cygnus.com>
3250 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
3251 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
3252 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
3254 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3256 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
3257 * i386.md (movsi_xor): New.
3259 (movsi_1, movhi_1, movqi_1): Remove.
3260 (movsi_2): Rename to movsi_1.
3261 (movhi_2): Rename to movhi_1.
3262 (movqi_2): Rename to movqi_1.
3263 (movdi_1): Remove; remove splitter.
3264 (movdi_2): Rename to movdi_1.
3265 (divmodsi4 splitter): Do not emit clobbers for move patterns.
3266 (long move peep2): Do not create QI or HI mode mov0s
3267 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
3269 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
3272 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
3273 (abs?f2_if): Likewise.
3275 1999-11-30 Alex Samuel <samuel@codesourcery.com>
3277 * ggc.h (ggc_test_and_set_mark): New macro.
3278 (ggc_mark_rtx): Use ggc_test_and_set_mark.
3279 (ggc_mark_tree): Likewise.
3280 (ggc_mark_rtvec): Likewise.
3281 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
3283 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
3285 * dwarf2out.c (scope_die_for): Only handle types. Only search for
3287 (decl_scope_table): Just an array of trees now.
3288 (push_decl_scope): Simplify.
3289 (dwarf2out_init): Adjust.
3290 (local_scope_p): New fn.
3291 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
3292 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
3293 (gen_typedef_die): Likewise.
3294 (gen_lexical_block_die): Don't call push/pop_decl_scope.
3295 (gen_inlined_subroutine_die): Likewise.
3296 (gen_abstract_function): Set current_function_decl temporarily.
3297 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
3298 Handle block extern declarations. Don't call push/pop_decl_scope.
3299 (gen_decl_die): Fix logic for block externs.
3301 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3303 * calls.c (special_function_p): Remove `realloc' and add `strdup'
3304 to the list of functions which have attribute malloc by default.
3306 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3308 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
3309 integer constant does not match the traditional type, limit the
3310 warnings to cases where the base of the type is ten.
3312 * invoke.texi (-Wtraditional): Document it.
3314 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3316 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
3317 * rs6000.md: Only access a CONST_INT with INTVAL
3319 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
3321 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
3322 (compute_nearerout): Likewise.
3323 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
3324 size_t to unsigned long for formatting.
3326 1999-11-30 Jakub Jelinek <jakub@redhat.com>
3328 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
3329 Allow the user to override call-used/fixed state of %g2-5
3330 registers from the command line (with the exception of %g4 for
3332 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
3333 there is a higher chance of having a leaf function.
3334 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
3335 for ARCH64 which has %ccr register.
3336 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
3338 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
3339 insn accept into delay slot any insn which does not use %[ol]
3340 registers. Accept some LO_SUM and shift left by 1 for the normal
3342 (output_function_epilogue): Likewise.
3343 (epilogue_renumber): Added argument which inhibits any renumbering
3344 and just tests if the rtx does not use any %[ol] registers.
3345 (output_return): Reflect above change.
3347 1999-11-30 Jakub Jelinek <jakub@redhat.com>
3349 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
3350 aggregate passing for sizes <= 16 bytes.
3352 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
3354 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
3355 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
3356 * reload.c (find_dummy_reload): Likewise.
3357 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
3358 * reload1.c (reload_as_needed): Likewise.
3359 * stupid.c (stupid_find_reg): Likewise.
3360 * tm.texi (Obsolete Register Macros): Delete section.
3361 * gmicro.h: Remove all traces of the two macros.
3366 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
3368 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
3369 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
3370 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
3371 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
3372 units for the sparclite86x chip.
3373 (flush): Revert October 14th change; add SImode specifically.
3374 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
3375 * invoke.texi: Document it.
3377 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
3379 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
3380 psimode_truncation_operand.
3382 * config/mn10200/mn10200.c (psimode_truncation_operand): New
3383 function. Return true if the operand is either a MEM valid
3384 for a PSImode address or not a MEM at all.
3386 * config/mn10200/mn10200.md (truncsipsi2): Use
3387 psimode_truncation_operand.
3389 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3391 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
3392 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
3393 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
3394 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
3395 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
3396 (flow_loop_level_compute, low_loops_level_compute): Likewise.
3397 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
3398 * basic-block.h: Protect from multiple inclusion.
3399 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
3400 (struct loops, struct loop): Define structures.
3401 * sbitmap.c (sbitmap_a_subset_b_p): New function.
3402 * sbitmap.h: Protect from multiple inclusion.
3403 (sbitmap_a_subset_b_p): Add prototype.
3404 * Makefile.in (LOOP_H): New macro.
3405 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
3407 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
3409 * cppinit.c (CAT): The argument list of this macro may not contain
3412 1999-11-29 David S. Miller <davem@redhat.com>
3414 Move quantity tables and register equivalence chains into
3415 per-qty and per-register structure arrays respectively.
3416 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
3417 qty_const_insn, qty_comparison_code, qty_comparison_const,
3418 qty_comparison_qty): Delete, replace with...
3419 (qty_table): this structure table.
3420 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
3421 (reg_eqv_table): this structure table.
3422 (make_new_qty): Add argument MODE. Caller updated.
3423 Update to use qty_table and reg_eqv_table.
3424 (make_regs_eqv, delete_reg_equiv, insert_regs,
3425 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
3426 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
3427 cse_process_notes, cse_main, cse_basic_block): Likewise.
3429 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3431 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
3432 operation if C is negative.
3433 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
3434 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
3435 law for some divisions if constant is negative and change other
3436 divisions to the opposite rounding.
3438 * expr.c (store_constructor_field): If bit position is not multiple
3439 of alignment of TARGET's mode, use BLKmode.
3441 * expr.c (expand_expr_unaligned): Add more code from full case
3442 that is needed when OP0 is in a register.
3444 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3446 * dwarfout.c (field_byte_offset): Size can be zero if there was
3449 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
3451 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
3452 (associate_trees): Delete unused var TEM.
3453 (extract_muldiv): Delete unused var CANCEL_P.
3455 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
3456 (target_isinf, target_isnan, target_negative): Add return types to
3457 function definitions.
3459 1999-11-29 Bruce Korb <autogen@linuxbox.com>
3461 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
3462 * fixinc/hackshell.tpl: ditto
3463 * fixinc/fixtests.c(double_slash_test): more C++ header testing
3464 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
3466 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
3468 * reload.c (push_reload): When looking for a register to put into
3469 reg_rtx, make sure all hard regs in a multi-reg register are in the
3470 right class and nonfixed.
3472 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
3473 pending_read_insns, pending_write_insns, pending_read_mems,
3474 pending_write_mems, pending_list_length, last_pending_memory_flush,
3475 last_function_call, sched_before_next_call): Move static variables
3477 (bb_ prefixed versions): Replace with single array bb_deps.
3478 (struct deps): New structure.
3479 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
3480 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
3481 argument of type "struct deps *"; use that instead of global
3482 variables. All callers changed.
3483 (init_rgn_data_dependencies): Delete function.
3484 (init_rtx_vector): Delete function.
3485 (init_deps): New function.
3487 (free_pending_lists): Simplify, we always use the bb_deps array even
3488 if only one basic block.
3489 (compute_block_backward_dependences): Likewise.
3490 (schedule_region): Likewise.
3492 (propagate_deps): New function, broken out of
3493 compute_block_backward_dependences.
3494 (compute_block_backward_dependences): Use it.
3496 * alpha.md: Delete useless patterns that tried to work around
3497 register elimination problems.
3499 * unroll.c (loop_iterations): Don't abort if iteration variable
3502 From Joern Rennecke:
3503 * reload1.c (reloads_conflict): Reverse test comparing operand
3504 numbers when testing for conflict between output/outaddr reloads.
3506 1999-11-29 David S. Miller <davem@redhat.com>
3508 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
3510 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
3512 1999-11-28 Robert Lipe <robertl@cygnus.com>
3514 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
3515 table from .fini into .dtor.
3517 1999-11-28 Anthony Green <green@cygnus.com>
3519 * tree.h (struct tree_decl): Add malloc_flag.
3520 (DECL_IS_MALLOC): Define.
3521 * c-common.c (attrs): Add A_MALLOC attribute.
3522 (init_attributes): Add this attribute to the table.
3523 (decl_attributes): Handle malloc attribute.
3524 * calls.c (special_function_p): Check for the malloc attribute.
3525 * extend.texi (Function Attributes): Document malloc attribute.
3527 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
3529 * pa.md (reload shift-add patterns): Remove.
3531 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3533 * reorg.c (dbr_schedule) Print more statistics. Corrected
3534 problem when printing info when 3 delay slots are filled.
3536 1999-11-28 Jakub Jelinek <jakub@redhat.com>
3538 * combine.c (setup_incoming_promotions): Pass an outgoing
3539 regno to FUNCTION_ARG_REGNO_P which it expects.
3541 1999-11-28 Andreas Jaeger <aj@suse.de>
3543 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
3545 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
3547 * cccp.c (do_include): Avoid initialization of automatic variable.
3549 * integrate.c (mark_stores): Function definition made void, to match
3550 previous declaration.
3551 * regclass.c (dump_regclass): Ditto.
3552 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
3554 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3556 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
3557 known to be multiple of divisor.
3559 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
3561 * combine.c (try_combine): Add code to try to merge a set of a
3562 two-word pseudo to a constant with a setting of one of those words
3565 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
3566 (split_tree): Completely rework to make more general.
3567 (make_range, fold): Call negate_expr.
3568 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
3569 (fold, associate): Call new split_tree and associate_trees.
3570 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
3572 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
3574 * loop.c (try_copy_prop): Avoid GNU C extension.
3576 1999-11-25 Mark Mitchell <mark@codesourcery.com>
3578 * except.c (init_eh_for_function): Still zero eh_return_context,
3579 eh_return_stack_adjust, and eh_return_handler.
3581 * except.h (eh_status): Adjust documentation for x_protect_list.
3582 (begin_protect_partials): New function.
3583 * except.c (enqueue_eh_entry): Fix formatting.
3584 (get_first_handler): Add consistency check.
3585 (add_partial_entry): Adjust usage of protect_list.
3586 (emit_cleanup_handler): Save and restore ehqueue.
3587 (expand_start_all_catch): Add comment.
3588 (begin_protect_partials): New function.
3589 (end_protect_partials): Adjust usage of protect_list.
3590 (init_eh_for_function): Use xcalloc.
3592 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3594 * c-common.c (check_format_info): Don't call a variadic function
3595 with a non-literal format string.
3597 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
3599 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
3600 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
3603 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
3606 * collect2.c (collect_wait): Likewise.
3608 * dbxout.c (dbxout_type): Likewise.
3610 * gcc.c (do_spec_1): Likewise.
3612 * genemit.c (gen_insn, gen_expand): Likewise.
3614 * genrecog.c (write_switch, write_subroutine): Likewise.
3616 * mips-tfile.c (catch_signal, botch): Likewise.
3618 * print-rtl.c (print_rtx): Likewise.
3620 * toplev.c (default_print_error_function, report_error_function,
3621 _fatal_insn): Likewise.
3623 1999-11-25 Mark Mitchell <mark@codesourcery.com>
3625 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
3627 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3629 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
3630 operations when needed.
3631 * i386.md (fop_?f_comm): New.
3632 (fop_?f_1): Do not accept commutative operands.
3634 1999-11-25 Andreas Jaeger <aj@suse.de>
3636 * config/mips/mips.md (casesi_internal): Add missing brace.
3638 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
3640 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
3641 (splice_child_die): Handle moving a child DIE from the declaration
3642 DIE of a class to its specification.
3643 (gen_struct_or_union_type_die): Use 'complete' consistently.
3644 (gen_decl_die): Generate the virtual context DIE first.
3645 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
3647 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
3649 * config/mips/mips.md (call_value_multiple_interanal1): New.
3651 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
3653 * dwarf2out.c (free_AT, free_die): New fns.
3654 (remove_children): Call them.
3655 (output_line_info): Disable removal of duplicate notes.
3657 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
3658 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
3659 means pretend the type isn't defined.
3660 Don't defer emitting types.
3661 (gen_type_die_for_member): New fn.
3662 (gen_decl_die): Call it.
3663 (splice_child_die): New fn.
3664 (gen_member_die): Call it rather than generate duplicate dies.
3666 Defer emitting information for the abstract instance of an inline
3667 until we either inline it or emit an out-of-line copy.
3668 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
3669 from output_inline_function if DECL_ABSTRACT is also set.
3670 (block_ultimate_origin): Likewise.
3671 (gen_abstract_function): New fn.
3672 (gen_decl_die, gen_inlined_subroutine_die): Call it.
3673 (gen_subprogram_die): An abstract instance is not a declaration
3674 just because it doesn't match current_function_decl. Don't abort
3675 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
3676 has an abstract origin.
3677 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
3678 abstract instance here.
3680 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
3682 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
3683 where we need to reload fpul from a system register.
3685 1999-11-24 Andreas Jaeger <aj@suse.de>
3687 * config/mips/linux.h (CPP_PREDEFINES): Added.
3688 (LINK_SPEC): Remove -Y since this is only needed on sparc.
3690 1999-11-24 Andreas Jaeger <aj@suse.de>
3692 * config/mips/linux.h (TARGET_VERSION): Added.
3693 (HANDLE_SYSV_PRAGMA): Added.
3694 (DEFAULT_VTABLE_THUNKS): Added.
3696 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3698 * local-alloc.c (qty): New structure and static variable.
3699 (qty_phys_reg): Remove, all references changed to qty.
3700 (qty_n_refs): Likewise.
3701 (qty_min_class): Likewise.
3702 (qty_birth): Likewise.
3703 (qty_death): Likewise.
3704 (qty_size): Likewise.
3705 (qty_mode): Likewise.
3706 (qty_n_calls_crossed): Likewise.
3707 (qty_alternate_class): Likewise.
3708 (qty_changes_size): Likewise.
3709 (qty_first_reg): Likewise.
3710 (alloc_qty): Rename variable QTY to QTYNO.
3711 (finf_free_reg): Likewise.
3712 (local_alloc): Allocate qty, do not allocate the removed variables.
3714 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
3716 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
3717 when -membedded-pic is passed.
3719 * config/mips/mips.md (casesi): Handle 64-bit case too.
3720 (casesi_internal_di): New insn.
3722 * config/mips/mips.c (embedded_pic_offset): Always make the
3723 embedded-pic subtractions relative to the name of the current
3724 function by use of the magic string "..CURRENT_FUNCTION".
3725 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
3727 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
3729 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
3730 of (const_int 0), when what we really care about is
3731 whether it's a zero constant anyway.
3732 (div_trap_mips16): Likewise.
3734 1999-11-23 Mark Mitchell <mark@codesourcery.com>
3736 * loop.c (loop_optimize): Always find_loop_tree_blocks and
3737 unroll_block_trees when generating debuggable code.
3739 * tree.h (unsave_expr_1): New function.
3740 (lang_unsave): New variable.
3741 (get_callee_fndecl): New function.
3742 * tree.c (unsave_expr_now_r): New function.
3743 (lang_unsave): Define.
3744 (unsave_expr_1): Likewise.
3745 (unsave_expr_now_r): Split out from unsave_expr_now.
3746 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
3747 call unsave_expr_now_r.
3748 (get_callee_fndecl): Define.
3750 * Makefile.in (gencheck): Don't depend on lang_tree_files.
3751 (gencheck.o): Do depend on lang_tree_files.
3753 * integrate.h (copy_decl_for_inlining): New declaration.
3754 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
3755 (copy_decl_for_inlining): New function.
3756 (integrate_parm_decls): Use it.
3757 (integrate_decl_tree): Likewise.
3759 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
3761 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
3762 the second two from the first.
3763 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
3764 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
3765 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
3767 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
3768 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
3771 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
3773 * pa.md (call_internal_symref, call_value_internal_symref): No mode
3774 needed on the address operand.
3775 * pa.c (call_operand_address): Check for the correct mode.
3777 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
3779 * loop.c: Include "basic-block.h".
3780 (try_copy_prop, replace_loop_reg): New functions.
3781 (load_mems): Detect registers that just hold copies of the hoisted
3782 mem, and call try_copy_prop to eliminate them.
3783 * Makefile.in (loop.o): Update dependencies.
3785 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
3787 * Makefile.in (gencheck.o): Depend on gencheck.h.
3788 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
3789 (insn-peep.o): Depend on except.h and function.h.
3790 (insn-attrtab.o): Depend on RECOG_H.
3791 (insn-output.o): Depend on toplev.h and flags.h.
3792 (gengenrtl.o): Depend on real.h.
3793 (gen-protos.o): Depend on cpplib.h and cpphash.h.
3794 Unify all dependencies to be on RECOG_H rather than recog.h.
3796 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3798 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
3799 * configure.in: Try building a bi-arch 32/64-bit compiler on
3800 sparc-*-solaris2.7 and higher.
3801 * configure: Rebuild.
3803 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
3805 * config/freebsd.h: New, FreeBSD architecture independent file.
3806 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
3808 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
3809 directly by i386/freebsd.h.
3810 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
3811 independent configuration file.
3812 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
3813 directly by i386/freebsd.h.
3814 * configure: Rebuilt.
3816 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
3817 which is in the user's namespace.
3818 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
3819 `i386' which is not in our namespace.
3821 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
3823 * invoke.texi (ARM Options): Add in -mno-alignment-traps
3825 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
3827 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
3828 (add_dwarf_attr, add_child_die): Just push onto the front.
3829 (reverse_die_lists): New fn.
3830 (add_sibling_attributes): Use it.
3831 (push_decl_scope): Reorganize.
3832 (add_name_and_src_coords_attributes): Don't set file and line for
3834 (gen_subprogram_die): An artificial function doesn't need to match
3836 (gen_compile_unit_die): Return the generated die. Only add
3837 AT_comp_dir if the filename is relative.
3838 (remove_AT): Simplify loop. Also free string values.
3839 (output_die): A DIE ref can't be null.
3840 (output_value_format, value_format): Take a dw_attr_ref.
3841 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
3842 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
3843 AT_addr, AT_lbl): New fns.
3844 (various): Use them.
3845 (various): Constify.
3847 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3849 * combine.c (combine_simplify_rtx): When handling a SUBREG,
3850 take SUBREG_WORD into account.
3851 (if_then_else_cond): Likewise.
3853 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
3855 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
3856 clause from BSD license, pursuant with
3858 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
3860 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
3862 * loop.c (load_mems): Reformat slightly.
3863 * basic-block.h (regset_head): New typedef.
3864 (INIT_REG_SET): New macro.
3866 1999-11-22 Bruce Korb <autogen@linuxbox.com
3868 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
3869 (mips-dec-bsd*): non-functional code
3870 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
3872 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
3873 added three replacement fixes
3874 (no_double_slash): removed comments that are not (any longer) pertinent
3875 (bad_lval): this fix currently runs against many files.
3876 The comment seems to indicate that we should select for files
3877 containing 'pragma extern_prefix'.
3879 * fixinc/fixinc.x86-linux-gnu: deleted
3880 * fixinc/inclhack.sh: regen
3881 * fixinc/fixincl.x: regen
3882 * fixinc/fixincl.sh: regen
3884 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
3886 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
3887 its code is INSN and it has no notes.
3889 1999-11-22 Andrew Haley <aph@cygnus.com>
3891 * varasm.c (function_defined): Remove.
3892 (make_function_rtl): Don't set function_defined.
3893 (make_decl_rtl): Remove global register warning.
3894 * regclass.c (no_global_reg_vars): New variable.
3895 (globalize_reg): Warn if function has already been defined.
3896 (regclass_init): Set no_global_reg_vars.
3898 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3900 * regclass.c (reg_pref): New structure and static variable
3901 (prefclass): Delete.
3903 (all uses of prefclass and altclass): Use reg_pref instead.
3905 1999-11-21 Nick Clifton <nickc@cygnus.com>
3907 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
3909 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
3910 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
3911 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
3913 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
3915 * varasm.c (output_constructor): Solve problem with long long
3916 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
3918 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3920 * global.c (allocno): New structure and static variable.
3921 (allocno_reg): Remove, all references replaced by allocno.
3922 (allocno_size): Likewise.
3923 (hard_reg_conflicts): Likewise.
3924 (hard_reg_preferences): Likewise.
3925 (hard_reg_copy_preferences): Likewise.
3926 (hard_reg_full_preferences): Likewise.
3927 (regs_someone_prefers): Likewise.
3928 (allocno_calls_crossed): Likewise.
3929 (allocno_n_refs): Likewise.
3930 (allocno_live_length): Likewise.
3931 (find_reg): Rename ALLOCNO to NUM.
3933 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
3935 (may_move_out_cost): New variable.
3936 (init_reg_sets_1): Initialize may_move_out_cost.
3937 (record_reg_classes): Use may_move_out_cost.
3939 * regclass.c (dump_regclass): New function.
3940 (regclass): New parameter DUMP, call DUMP_REGCLASS.
3941 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
3942 pass rtl_dump_file to regclass.
3943 * rtl.h (regclass): Update prototype.
3945 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3947 * i386.md (neg, not and abs patterns): Revmap to use
3948 ix86_expand_unary_operator and ix86_unary_operator_ok.
3949 (add?f and sub?f expanders): Force operand 1 to register.
3950 * i386.c (ix86_expand_unary_operator): Rewrite.
3951 (ix86_unary_operator_ok): Ensure that memory operands
3953 (ix86_binary_operator_ok): Do not allow operand 1 to
3954 come into memory and operand 0 not.
3955 (ix86_expand_binary_operator): Ensure that
3956 src1 is not non-matching memory.
3958 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
3959 to support integer registers and memory.
3960 (abss?2_integer): Likewise.
3962 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
3963 (REG_CLASS_NAMES): Likewise.
3964 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
3966 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
3967 (movsf): Likewise; unify 4th and 5th alternative.
3969 (movdf_1): Likewise; rename to movdf_integer.
3970 (pushxf): Likewise; rename to pushxf_integer; fix output template;
3971 remove redundant splitter.
3972 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
3973 (movdf_nointeger): New.
3974 (movxf_nointeger): New.
3975 (pushxf_nointeger): New.
3977 * i386.md (extend?f?f): Split to expander and pattern, refuse two
3978 memory operands in patterns.
3979 (fop*): Refuse two memory operands.
3981 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
3982 on !TARGET_USE_CLTD CPUs.
3984 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
3986 * extend.texi: Document C++ restricted pointers and references.
3988 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
3990 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
3991 (invalidate_skipped_set): Call it unconditionally.
3992 (cse_set_around_loop): Likewise.
3994 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3996 * rtl.texi (mem): Add documentation for alias-set argument
3999 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
4001 * i386.h (struct_processor_costs): New fields int_load, int_store,
4002 fp_move, fp_load and fp_store
4003 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
4005 (MEMORY_MOVE_COST): New macro.
4006 * i386.c (386_cost): Define new fields.
4007 (i486_cost): Likewise.
4008 (pentium_cost): Likewise.
4009 (pentiumpro_cost): Likewise.
4010 (k6_cost): Likewise.
4012 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
4013 Geoffrey Keating <geoffk@cygnus.com>
4015 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
4017 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
4020 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
4021 (TARGET_STRICT_ALIGNMENT): New macro.
4022 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
4023 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
4024 * invoke.texi (M680x0 Options): Document -mstrict-align.
4026 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
4027 Richard Henderson <rth@cygnus.com>
4029 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
4030 (ix86_split_long_move): Declare.
4031 * i386.c (split_xf, ix86_split_movdi): Remove.
4032 (ix86_split_to_parts, ix86_split_long_move): New.
4033 * i386.md (dimode move splitters): Use ix86_split_long_move.
4034 (dfmode move splitters): Likewise.
4035 (xfmode move splitters): Likewise.
4036 (movsf_1): Allow F->r.
4037 (movdf_1, movxf_1): Allow F->ro.
4039 1999-11-17 Mark Mitchell <mark@codesourcery.com>
4041 * except.h (struct eh_entry): Add goto_entry_p.
4042 (eh_region_from_symbol): Remove prototype.
4043 * except.c (find_func_region_from_symbol): New function.
4044 (emit_cleanup_handler): Likewise.
4045 (eh_region_from_symbol): Make it static.
4046 (add_new_handler): Verify the argument.
4047 (find_func_region): Update comment.
4048 (expand_eh_region_end): Expand handlers here, rater than waiting
4049 until expand_leftover_cleanups or start_all_catch.
4050 (expand_leftover_cleanups): Don't expand here.
4051 (expand_start_all_catch): Or here.
4052 (expand_rethrow): Check the return value from find_func_region.
4053 * function.c (expand_function_end): Emit the catch_clauses.
4055 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
4057 * integrate.c (expand_inline_function): Add necessary check for NULL.
4059 1999-11-18 Nick Clifton <nickc@cygnus.com>
4061 * toplev.c (main): Correctly detect an unrecognised option.
4063 * cppinit.c (cpp_handle_option): Do not claim to have consumed
4064 a -f option if it has not been recognised.
4066 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
4068 * basic-block.h (update_life_extent): Remove trailing comma on
4069 enumeration type list.
4071 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4073 * varasm.c (output_constructor) Solved problem with long long
4074 bitfields. Corrected calculating this_time and shift. Also
4075 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
4077 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
4079 * flow.c (split_edge): Take looping structure into account when
4080 determining where to put the new block note.
4082 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
4084 * Makefile.in (ggc-none.o): Provide host specific version if
4087 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
4089 * cse.c (delete_trivially_dead_insns): Identify no-op insns
4090 containing subregs too.
4092 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
4094 * invoke.texi: Add documentation for -muninit-const-in-rodata.
4095 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
4096 (TARGET_UNINIT_CONST_IN_RODATA): Define.
4097 (text_section): Add switches -munint-const-in-rodata and
4098 -mno-uninit-const-in-rodata.
4099 (ASM_OUTPUT_COMMON): Remove.
4100 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
4101 const objects should be placed in read-only data. Otherwise declare
4104 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
4106 * jump.c (jump_optimize_1): Revert last change.
4108 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
4110 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
4111 test if optimizing for size.
4113 1999-11-17 Mark Mitchell <mark@codesourcery.com>
4115 * Makefile.in (toplev.o): Depend on except.h.
4116 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
4118 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
4120 * i386.md (divmodsi4): Rewrite to expander.
4121 (*divmodsi4_nocltd): New.
4122 (*divmodsi4_cltd): New.
4123 (divmodsi4 splitter): Handle the case when input comes in edx.
4124 (udivmodhi4): Do not use constraints in exander.
4125 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
4127 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
4129 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
4130 for the common case.
4132 1999-11-16 Jakub Jelinek <jakub@redhat.com>
4134 * explow.c (hard_function_value): Add outgoing argument.
4135 * expr.h (hard_function_value): Declare it.
4136 * calls.c (expand_call, emit_library_call_value): Update callers.
4137 * function.c (aggregate_value_p): Ditto.
4138 (diddle_return_value): Must look at the outgoing registers
4139 on archs with register windows.
4141 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
4143 * alpha.c (alpha_build_va_list): Use make_lang_type and
4144 initialize TYPE_NAME for the va_list record.
4146 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
4148 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
4150 * ggc.h (struct ggc_statistics): Rearrange elements for better
4151 packing on 64-bit hosts.
4152 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
4153 (compute_nearerout): Likewise.
4155 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
4157 * config/rs6000/rs6000.c (first_reg_to_save): Save
4158 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
4160 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
4162 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
4163 notion of nesting to find the DIE for a type or function.
4164 DIEs can go in limbo even if we got a context_die.
4165 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
4166 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
4168 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
4169 (gen_type_die): Writing out the context doesn't cause member class
4170 template instantiations to be written out as well.
4172 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
4174 * rs6000.h (ASM_OUTPUT_DEF): New.
4175 Based on proposed addition from David Edelsohn.
4177 1999-11-15 Robert Lipe <RobertLipe@usa.net>
4178 Bruce Korb <autogen@linuxbox.com>
4180 * fixinc/inclhack.def
4181 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
4182 (unixware7_byteorder_fix): added. Removes conflicts for new defs
4184 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
4185 (svr4_endian): enabled with SVR5
4186 (svr4_mkdev): simplified syntax and enabled with SVR5
4188 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
4190 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
4191 * configure: Rebuilt.
4192 * config/t-freebsd-thread: New file.
4194 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
4196 * i386.c (ix86_decompose_address): Verify the base is a REG
4197 before trying to examine its register number.
4199 * basic-block.h: Remove all #defines and prototypes related to
4201 (free_bb_mem, compute_preds_succs): Remove prototype.
4202 * rtl.h (free_bb_mem): Remove prototype.
4203 * flow.c (alloc_int_list_node); Remove function.
4204 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
4205 (compute_preds_succs, free_bb_mem): Likewise.
4206 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
4207 * toplev.c (rest_of_compilation): Likewise.
4208 * haifa-sched.c (build_control_flow): Use flow generated edge
4209 list to build the haifa specific edge list.
4210 (find_rgns): Use new CFG data structures instead of pred/succ lists.
4211 (schedule_insns): Do not build pred/succ lists anymore. Instead
4212 build the edge table.
4214 * basic-block.h (dump_bb_data): Remove declaration.
4215 * flow.c (dump_bb_data): Remove function.
4216 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
4217 (sbitmap_union_of_predsucc): Likewise.
4219 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
4220 argument. All callers changed.
4221 (delete_null_pointer_checks_1): No longer need to compute the
4224 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
4225 All callers changed.
4226 (pre_expr_reaches_here_p_work): Likewise.
4227 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
4228 * lcm.c (compute_laterin): Fix initialization of LATER.
4229 (compute_nearerout): Similarly for NEARER.
4231 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4233 * cse.c (set_nonvarying_address_components): Delete unused function.
4234 (refers_to_p): Likewise.
4236 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
4238 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
4241 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4243 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
4244 definition in do while (0).
4246 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
4248 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
4250 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
4252 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
4254 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
4256 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
4257 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
4258 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
4259 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
4261 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
4262 saved on the stack. Output more accurate stack frame statistics
4263 into assembler file.
4265 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
4267 * genextract.c (record_insn_name): New function.
4268 (get_insn_name): No longer a stub.
4269 (main): Call record_insn_name for each insn. After each label
4270 written, print the insn name in a comment.
4272 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4274 * output.h (const_section, init_section, fini_section): Add
4277 * alpha/elf.h (const_section): Delete declaration.
4279 * svr4.h (const_section): Likewise.
4281 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
4283 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
4284 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
4285 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
4287 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
4288 variable-sized array bounds.
4290 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
4292 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
4295 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4297 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
4298 addresses the same way GO_IF_LEGITIMATE_INDEX does.
4300 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4302 * cse.c (hash_arg_in_struct): Delete.
4303 (struct table_elt): Delete elt in_struct.
4304 (struct set): Delete elt src_in_struct.
4305 (merge_equiv_classes): Don't set either hash_arg_in_struct or
4306 the corresponding in_struct elts.
4307 (canon_hash): Likewise.
4308 (safe_hash): Likewise.
4309 (find_best_addr): Likewise.
4310 (record_jump_cond): Likewise.
4311 (cse_insn): Likewise.
4313 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
4315 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
4317 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
4320 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
4322 * function.c (diddle_return_value): Put back check that the DECL_RTL
4323 for the function is a register.
4325 * function.c (diddle_return_value): Use hard_function_value to
4326 get an rtx suitable for use in the USE/CLOBBER insn.
4328 * global.c (global_conflicts): Update comments.
4329 (record_conflicts): No need to record conflicts between pseudos here.
4331 1999-11-11 Bruce Korb <autogen@linuxbox.com>
4333 * fixinc/fixincl.c: Added verbose levels for status messages
4335 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4337 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
4338 operand as argument to expand_and or expand_binop.
4340 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
4342 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
4343 gcc_add_string_root.
4345 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
4347 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
4349 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
4351 * flow.c (compute_flow_dominators): Initially put all blocks on
4353 * lcm.c (compute_antinout_edge, compute_available): Similarly.
4354 * gcse.c (compute_cprop_avinout): Remove.
4355 (compute_cprop_data): Use compute_available.
4356 (delete_null_pointer_checks_1): Use compute_available.
4358 * basic-block.h (compute_available): Returns a void now.
4359 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
4360 to return a value anymore.
4361 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
4362 worklists. Fix boundary cases. Compute maximal solutions.
4363 (compute_laterin, compute_nearerout): Similarly.
4365 * dwarf2out.c (add_AT_location_description): Allow
4366 (mem (plus (pseudo) (...)) too.
4368 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
4370 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
4372 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
4373 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4375 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
4377 * gansidecl.h: Likewise.
4383 * toplev.h: Likewise.
4389 * varray.c: Likewise.
4391 * varray.h: Likewise.
4393 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
4395 * gcov.c (struct arcdata): Add hits and total, remove prob.
4396 (output_branch_counts): New.
4397 (process_args): Set output_branch_counts if -c.
4398 (calculate_branch_probs): Store hits and total instead of
4400 (output_data): Emit counts if output_branch_counts is true.
4401 * gcov.texi (Invoking Gcov): Document -c switch..
4403 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
4405 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
4406 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
4408 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
4410 * invoke.texi (C Dialect Options): Add missing builtins from
4412 * extend.texi (Other Builtins): Copy to this list.
4414 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4416 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
4417 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
4420 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
4422 * flow.c (compute_flow_dominators): No longer treat basic block 0
4423 or (n_basic_blocks - 1) specially. Clear the AUX field before
4424 starting computation of doms/pdoms. Fix initial state for pdoms.
4426 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4428 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
4429 match rtl.o's: added ggc.h and toplev.h
4430 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
4431 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
4432 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
4434 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
4436 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
4437 from HAVE_DOS_BASED_FILESYSTEM.
4438 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
4439 HAVE_DOS_BASED_FILESYSTEM.
4441 (split_directories): Only special-case DOS file names if
4442 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
4443 instead of explicit tests. Conditionalize on !VMS.
4444 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
4445 tests. Conditionalize on !VMS.
4446 (process_command): Only use make_relative_prefix if !VMS.
4447 (free_split_directories): Conditionalize on !VMS.
4448 (DIR_UP): Conditionalize on !VMS.
4450 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
4452 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
4454 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
4456 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
4459 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
4461 * invoke.texi (Environment Variables): Document relative path
4463 * gcc.c (DIR_UP): If not defined, define as "..".
4464 (standard_bindir_prefix): New static, holds target location to
4466 (split_directories): New function to split a filename into
4467 component directories.
4468 (free_split_directories): New function, release memory allocated
4469 by split_directories.
4470 (make_relative_prefix): New function, make a relative pathname if
4471 the compiler is not in the expected location.
4472 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
4473 can figure out an appropriate prefix from argv[0].
4474 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
4475 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
4476 STANDARD_BINDIR_PREFIX.
4478 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4480 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
4482 * config/c4x/c4x.h: Moved prototypes to c4x.h.
4483 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
4484 c4x_secondary_memory_needed) Delete.
4485 (fp_zero_operand): Add mode argument.
4487 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
4489 * reload1.c (reload_reg_free_for_value_p): Don't use a register
4490 that is in reload_reg_used.
4492 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
4494 * config/arm/arm-protos.h: New file: Prototypes for functions
4495 defined in arm.c and pe.c.
4496 * config/arm/arm.h: Fix compile time warnings.
4497 * config/arm/arm.c: Fix compile time warnings.
4498 * config/arm/pe.h: Fix compile time warnings.
4499 * config/arm/aout.h: Fix compile time warnings.
4501 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
4503 * config/m32r/m32r-protos.h: New file: Prototypes for functions
4506 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
4507 Add support for subtargets.
4508 Add prototypes for new predicates.
4509 Add scheduling macros.
4511 * config/m32r/m32r.c: Fix compile time warnings.
4512 (int8_operand): New predicate function.
4513 (reg_or_cmp_int16_operand): New predicate function.
4514 (extend_operand): New predicate function.
4515 (m32r_adjust_code): New scheduling function.
4516 (m32r_adjust_priorty): New scheduling function.
4517 (m32r_sched_init): New scheduling function.
4518 (m32r_sched_reorder): New scheduling function.
4519 (m32r_sched_variable_issue): New scheduling function.
4520 (direct_return): New codegen function.
4521 (m32r_not_same_reg): New rtl testsing function.
4523 * config/m32r/m32r.md: Fix compile time warnings.
4524 Add support for pre decrement and post increment memory
4529 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4531 * global.c (EXECUTE_IF_CONFLICT): Don't define.
4532 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
4533 (find_reg): Likewise.
4535 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
4537 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
4538 to avoid assembler errors.
4540 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
4542 * config/v850/v850-protos.h: New file: Prototypes for functions
4544 * config/v850/v850.h: Move prototypes to v850-protos.h
4545 * config/v850/v850.c: Move prototypes to v850-protos.h
4546 * config/v850/v850.md: Fix compile time warnings.
4548 * config/fr30/fr30-protos.h: New file: Prototypes for functions
4550 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
4551 * config/fr30/fr30.c: Fix compile time warnings.
4552 * config/fr30/fr30.md: Fix compile time warnings.
4554 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
4556 * tree.h (get_containing_scope): Declare it.
4557 * tree.c (get_containing_scope): New fucntion.
4558 (decl_function_context): Use it.
4559 * toplev.c (rest_of_compilation): Use get_containing_scope.
4561 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4563 * Makefile.in (rtl.o): Depend on toplev.h.
4565 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
4567 * cse.c (delete_trivially_dead_insns): Replace alloca with
4569 * except.c (update_rethrow_references): Likewise.
4570 (init_eh_nesting_info): Likewise.
4571 * function.c (identify_blocks): Likewise.
4572 * gcse.c (dump_hash_table): Likewise.
4573 * graph.c (print_rtl_graph_with_bb): Likewise.
4574 * loop.c (combine_movables): Likewise.
4575 (move_movables): Likewise.
4576 (count_loop_regs_set): Likewise.
4577 (strength_reduce): Likewise.
4578 * profile.c (compute_branch_probabilities): New function, split
4580 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
4581 * regclass.c (regclass): Likewise.
4582 * regmove.c (regmove_optimize): Likewise.
4583 * toplev.c (compile_file): Likewise.
4584 (main): Don't mess with the stack rlimit.
4586 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
4588 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
4589 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
4591 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
4593 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
4595 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
4597 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
4598 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
4601 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
4603 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
4605 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
4607 * gcse.c (post_dominators): Kill.
4608 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
4609 (compute_code_hoist_data): Use compute_flow_dominators. Do not
4610 pass in a pdom array since we do not need pdoms.
4611 * haifa-sched.c (schedule_insns): Similarly.
4612 * flow.c (compute_dominators): Remove dead function.
4613 (compute_flow_dominators): Do not compute doms or pdoms if the
4614 caller does not request them. Split up loop to build doms and
4615 pdoms. Use a worklist to compute doms and pdoms.
4616 * basic-block.h (compute_dominators): Remove prototype.
4618 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
4620 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
4621 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
4622 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
4623 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
4624 (cant_move, fed_by_spec_load, is_load_insn): Remove.
4625 (schedule_region): Remove unused variable.
4626 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
4628 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
4630 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
4631 (update_equiv_regs): Likewise.
4632 (block_alloc): Likewise.
4633 * reg-stack.c (reg_to_stack): Likewise.
4634 (convert_regs_2): Likewise.
4635 * reload1.c (reload_as_needed): Likewise.
4637 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
4639 * Makefile.in (dbxout.o): Depend on ggc.h.
4640 (dwarf2out.o): Likewise.
4641 (xcoffout.o): Likewise.
4642 * dbxout.c: Include ggc.h.
4643 (dbxout_init): Register lastfile as a root.
4644 * dwarf2out.c: Include ggc.h.
4645 (dwarf2out_line): Register lastfile as a root.
4646 * xcoffout.c: Include ggc.h.
4647 (xcoffout_source_line): Register xcoff_lastfile as a root.
4649 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
4651 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
4653 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
4655 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
4657 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4659 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4661 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
4662 (EXECUTE_IF_CONFLICT): Likewise.
4663 (ALLOCNO_LIVE_P): Avoid signed division.
4664 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
4665 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
4666 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
4668 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
4670 * haifa-sched.c (schedule_block): Don't crash if there's no
4671 next insn for an interblock movement.
4672 (add_branch_dependences): Don't allow clobber insns to move either.
4674 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
4676 * i386.c (split_xf): New.
4677 * i386-protos.h: Declare it.
4678 * i386.md (movxf_1): Add general regs alternatives.
4679 (movxf_1+1): New splitter for same.
4681 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
4683 * function.c (purge_addressof_1): Add missing return values.
4685 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
4687 * function.c (is_addressof): New function. Returns true if
4688 the given piece of RTL is an ADDRESSOF.
4689 (purge_addressof_1): Make boolean. Return false if the
4690 ADDRESSOFs could not be purged.
4691 (purge_addressof): If ADDRESSOFs could not be purged from the
4692 notes attached to an insn, remove the offending note(s),
4693 unless they are attached to a libcall.
4695 1999-11-05 Andreas Jaeger <aj@suse.de>
4697 * genoutput.c (null_operand =): Initialize all fields.
4699 * errors.h: Add extern to prototypes.
4701 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
4703 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
4704 * configure: Rebuilt.
4706 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4708 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
4709 (mirror_conflicts): New function.
4710 (global_alloc): Call it.
4711 (expand_preferences): Remove redundant CONFLICTP test.
4712 (find_reg, dump_conflicts): Likewise.
4713 (prune_preferences): Process conflicts one word at a time.
4715 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
4717 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
4718 instead of an explicit loop.
4720 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
4722 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
4723 if REG_RETVAL check succeeds, then put classp in src_elt.
4725 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
4727 * function.c (pad_to_arg_alignment): Only update argument_pad
4728 if the argument's alignment is greater than STACK_BOUNDARY.
4730 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
4732 * bitmap.h (BITMAP_XFREE): New.
4733 * flow.c (life_analysis): Use it.
4734 (life_analysis_1): Free blocks.
4736 * combine.c (undo_commit): New.
4737 (try_combine): Use it. Don't zap undobuf.undos.
4738 (combine_instructions): Don't zap undobuf.undos; free the
4741 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
4743 * stmt.c (cost_table_): New.
4744 (estimate_case_costs): Use it instead of xmalloc.
4746 * toplev.c (compile_file): Reuse dumpname memory instead
4749 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
4751 * reg-stack.c (convert_regs_1): Initialize target_stack->top
4752 after verifying an EH edge.
4754 * haifa-sched.c (init_rgn_data_dependences): Correctly
4755 size bb_pending_lists_length when zeroing.
4757 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
4759 * function.c (diddle_return_value): New.
4760 (expand_function_end): Use it.
4761 * stmt.c (expand_null_return): Likewise.
4762 (expand_value_return): Likewise.
4764 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
4766 * reload1.c (reload): Don't remove return value clobbers.
4768 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
4770 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
4772 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
4774 * cse.c (cse_main): Use xmalloc, not alloca.
4775 (cse_basic_block): Likewise.
4776 * local-alloc.c (local_alloc): Likewise.
4778 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
4779 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4781 * rtl.c: Include toplev.h.
4782 (fatal): Remove declaration.
4784 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
4786 * haifa-sched.c (schedule_block): Fix thinko.
4788 1999-11-03 James McKelvey <mckelvey@fafnir.com>
4790 * fixinc/fixincl.c(create_file): Allow for systems that do not have
4791 S_IR* defined values
4793 1999-11-03 Philippe De Muyter <phdm@macqel.be>
4795 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
4796 call `malloc' instead.
4798 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
4800 * flags.h (flag_renumber_insns): Declare.
4801 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
4803 * rtl.h (renumber_insns): Change prototype.
4804 * toplev.c (flag_renumber_insns): Define.
4805 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
4807 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
4809 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
4810 and fpsqrtd. Use them and create fdiv function unit to more
4811 accurately represent fpu sqrt pipeline semantics on UltraSparc.
4812 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
4814 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
4816 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
4818 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
4819 insn into ready list, do not use just a raw swap.
4821 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
4823 * rtl.h (renumber_insns): New function.
4824 (remove_unnecessary_notes): Likewise.
4825 * emit-rtl.c (renumber_insns): Define.
4826 (remove_unncessary_notes): Likewise.
4827 * toplev.c (rest_of_compilation): Remove dead code.
4828 Use renumber_insns and remove_unncessary_notes.
4830 * gcse.c (struct null_pointer_info): New type.
4831 (get_bitmap_width): New function.
4832 (current_block): Remove.
4833 (nonnull_local): Likewise.
4834 (nonnull_killed): Likewise.
4835 (invalidate_nonnull_info): Take a null_pointer_info as input.
4836 (delete_null_pointer_checks_1): New function.
4837 (delete_null_pointer_checks): Use it.
4839 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
4840 (split_edges): Likewise.
4841 (schedule_block): Likewise.
4842 (compute_block_backward_dependencies): Likewise.
4843 (schedule_region): Likewise.
4844 (schedule_insns): Likewise.
4846 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
4848 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
4849 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
4850 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
4851 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
4852 * jump.c (delete_unreferenced_labels): Don't delete if
4853 LABEL_ALTERNATE_NAME is set.
4854 * print-rtl.c (print_rtx): Dump alternate name.
4855 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
4856 * rtl.h (LABEL_ALTERNATE_NAME): Define.
4857 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
4858 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
4860 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4862 * fix-header.c (recognized_extern, recognized_function): Constify
4865 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
4866 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
4867 (compute_available): Remove unused variable `last'.
4868 (compute_nearerout): Remove unused variable `temp_bitmap'.
4869 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
4870 Remove unused variable `x'.
4872 * scan.h (recognized_function, recognized_extern): Constify a
4875 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
4877 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4879 * varasm.c (decode_rtx_const): Use XSTR to access the string
4882 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
4884 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
4886 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4888 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
4890 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
4892 * pa.c (ireg_operand): New function.
4893 * pa.h (PREDICATE_CODES): Handle ireg_operand.
4894 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
4895 Fix out of date comment.
4897 * pa.md (negdi2): Turn into expander + anonymous pattern.
4899 * reload.c (find_reloads): Fix typos in recent change.
4901 * dwarf2out.c: Do not include ctype.h.
4903 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4905 * regclass.c (record_reg_classes): Always use may_move_cost when
4906 seeing how operand fits with various register classes.
4908 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
4910 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
4911 * toplev.c: Revert Nov 1 13:22 change.
4913 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
4915 * config/pa/pa.md (height reduction patterns): Add checks for
4916 overlapping operands to avoid semantic-destroying splits for
4917 height reduction patterns.
4919 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4921 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
4922 have been an hyphen, fixed.
4923 * configure: Rebuilt.
4925 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
4927 * config/arm/tpe.h: Add prototypes for exported functions.
4928 * config/arm/pe.c: Fix compile time warnings.
4929 * config/arm/semi.h: Fix compile time warnings.
4930 * config/arm/arm.c: Fix compile time warnings.
4931 * config/arm/arm.h: Fix compile time warnings.
4932 * config/arm/arm.md: Fix compile time warnings.
4933 * config/arm/thumb.c: Fix compile time warnings.
4934 * config/arm/thumb.h: Fix compile time warnings.
4935 * config/arm/thumb.md: Fix compile time warnings.
4937 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
4939 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
4942 * unroll.c (unroll_loop): Remove LOOP notes when loop is
4943 completely unrolled.
4945 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4947 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
4949 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
4951 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
4952 * rtl.h (rtx_equal_p): Move prototype.
4953 * rtl.c (rtx_equal_function_value_matters): Move from
4955 (rtx_equal_p): Likewise.
4956 * rtlanal.c (rtx_equal_function_value_matters): Delete.
4957 (rtx_equal_p): Likewise.
4959 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4961 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
4964 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
4966 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
4968 * pa.h (ADDR_VEC_ALIGN): Define.
4970 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
4971 notes when presented with "if (foo) break; end_of_loop" and
4972 the break sequence gets moved out of the loop.
4974 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
4975 Remove explicit zero initializations of entries within MAP.
4977 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
4979 * reg-stack.c (convert_regs_1): Handle EH edges specially.
4981 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
4983 * bitmap.h (BITMAP_XMALLOC): New macro.
4984 * flow.c (CLEAN_ALLOCA): Remove.
4985 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
4986 (life_analysis): Likewise.
4987 (update_life_info): Don't use CLEAN_ALLOCA.
4988 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
4989 (calculate_global_regs_live): Likewise.
4990 (print_rtl_with_bb): Likewise.
4991 (verify_flow_info): Likewise.
4992 * global.c (global_alloc): Likewise.
4993 (global_conflicts): Likewise.
4994 * integrate.c (save_for_inline_nocopy): Likewise.
4995 (expand_inline_function): Likewise.
4996 * jump.c (jump_optimize_1): Likewise.
4997 (duplicate_loop_exit_test): Likewise.
4998 (thread_jumps): Likewise.
4999 * loop.c (loop_optimize): Likewise.
5000 (combine_givs): Likewise.
5001 (recombine_givs): Likewise.
5002 * reorg.c (dbr_schedule): Likewise.
5003 * unroll.c (unroll_loop): Likewise.
5005 * combine.c (combine_instructions): Use xmalloc instead of alloca.
5007 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
5009 * toplev.c (rest_of_compilation): Don't optimize the CFG
5010 when rebuilding, just before dbr.
5012 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5014 * output.h (assemble_end_function, assemble_destructor,
5015 assemble_constructor, assemble_gc_entry, assemble_global,
5016 assemble_label, output_constant_pool) Constify a char*.
5018 * varasm.c (assemble_destructor, assemble_constructor,
5019 assemble_gc_entry, assemble_end_function, assemble_global,
5020 assemble_label, output_constant_pool): Likewise.
5022 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
5024 * config/arm/thumb.c (thumb_expand_prologue): Add comments
5025 explaining what is goin on in this function.
5027 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5029 * regclass.c (record_reg_classes): In matching case, recompute
5030 costs since the direction of movement is different.
5032 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
5034 * resource.c (mark_target_live_regs): For unconditional branches,
5035 the resources found at the branch target should be added to the
5036 resources found so far, not intersected.
5038 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
5040 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
5042 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
5043 (sys/mman.h): Include this file only if #HAVE_MMAP.
5044 (run_compiles): Initialize `esac_fmt' with one old KR string, not
5045 with automatically concatenated ANSI strings.
5047 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
5049 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
5050 (DIV_ROUND_UP): Robustify.
5051 (ggc_recalculate_in_use_p): New function.
5052 (release_pages): Don't inline it.
5053 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
5055 (ggc_pop_context): Use ggc_recalculate_in_use_p.
5056 (clear_marks): Always save in_use_p.
5057 (sweep_pages): Use ggc_recalculate_in_use_p.
5058 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
5059 Release pages before counting statistics.
5061 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
5063 * toplev.c (rest_of_compilation): Fix thinko in this change:
5065 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
5067 (rest_of_compilation): If inside an inlined external function,
5068 pretend we are just being declared.
5070 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
5072 * flow.c (calculate_global_regs_live): Fix thinko.
5074 * integrate.c (expand_inline_function): Fix bugs in previous
5075 change from Oct 28, 1999.
5077 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
5079 * stmt.c (expand_value_return): Fix typo in this change:
5081 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5082 (expand_value_return): Correctly convert VAL when promoting function
5083 return; support RETURN_REG being a PARALLEL.
5085 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
5087 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
5089 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5091 * hard-reg-set.h (reg_names): Constify a char*.
5093 * regclass.c (reg_names): Likewise.
5095 * regs.h (reg_names): Likewise
5097 * a29k/a29k.c (reg_names): Delete declaration.
5099 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
5101 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
5102 arc_output_function_epilogue): Likewise.
5104 * elxsi/elxsi.c (reg_names): Likewise.
5106 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
5108 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
5111 * m88k/m88k.c (output_function_profiler): Likewise.
5113 * sparc/sparc.c (sparc_flat_output_function_prologue,
5114 sparc_flat_output_function_epilogue): Likewise.
5116 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
5118 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
5119 warning from -Wuninitialized and put it under -W.
5120 * function.c (uninitialized_vars_warning): Warn only when the
5121 corresponding flag is set.
5123 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
5125 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
5126 is nonzero and the single set does not have an elt, then assign
5129 * simplify-rtx.c: New file.
5130 * Makefile.in (OBJS): Add simplify-rtx.o
5131 (simplify-rtx.o): Add dependencies.
5132 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
5133 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
5134 (cse_gen_binary, simplify_unary_operation): Delete.
5135 (simplify_binary_operation, simplify_plus_minus): Likewise.
5136 (check_fold_consts, simplify_relation_operation): Likewise.
5137 (simplify_ternary_operation): Likewise.
5138 (delete_trivially_dead_insns): Simplify the contents of the
5139 REG_EQUAL note before trying to substitute it into the source
5140 of the reg-reg copy at the end of a libcall sequence.
5142 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
5143 references/callers changed.
5145 * mn10200.c (mn10200_va_arg): Force the return value into a
5148 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
5150 * cccp.c (macroexpand): Avoid out of range accesses for omitted
5153 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
5155 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
5157 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
5159 * fold-const.c (fold): Fix thinko when optimizing comparisons
5162 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
5164 * gcc.texi (Passes): Update front-end files to their current
5167 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
5169 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
5170 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5171 (PREDICATE_CODES): Add addition_operation.
5172 * alpha-protos.h (addition_operation): Declare.
5173 (secondary_reload_class): Likewise.
5174 * alpha.c (addition_operation): New.
5175 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
5176 * alpha.md (adddi3): Turn into expander.
5177 (*lda, *adddi_2): New.
5178 (movsf, movdf patterns): Don't preference integer regs.
5179 (movsi, movdi patterns): Don't preference fp regs.
5181 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
5183 * genrecog.c (write_switch): Check for duplicate CODE cases.
5185 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
5187 * ggc-common.c: Update pre-function commentary.
5188 * ggc-page.c: Likewise.
5190 (poison_pages): Use memset directly.
5191 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
5192 (ggc_collect): Poison before sweeping.
5193 * ggc-simple.c: Update pre-function commentary.
5194 (ggc_alloc_obj): Poison non-zeroed memory.
5196 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
5198 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
5199 match format string, even on 64-bit hosts.
5200 * gcc-page.c (ggc_page_print_statistics): Likewise.
5202 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
5204 * config/i386/i386.c (ix86_cpu): Revert last patch.
5205 * config/i386/i386.h (ix86_cpu): Ditto.
5207 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
5209 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
5210 TYPE_SIZE, convert type of result to sizetype.
5212 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
5214 * flow.c (count_or_remove_death_notes): Equate NULL with the
5217 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
5218 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
5221 * i386.c (pic_label_no): Delete.
5222 (ix86_attr_length_default): Don't use single_set to peek
5225 * recog.c (peephole2_optimize): Allow recog_next_insn to index
5226 the first insn after bb->end.
5227 * i386.md (push mem peeps): Scratch is live after evaluation
5229 (cmp mem peep): Similarly.
5231 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
5233 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
5234 * function.c (pad_to_arg_alignment): Add missing braces.
5236 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5238 * alpha/alpha-protos.h (literal_section): Add prototype.
5239 (alpha_need_linkage, alpha_start_function,alpha_end_function):
5242 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
5244 (alpha_start_function, alpha_end_function, float_strings,
5245 alpha_need_linkage): Constify a char*
5247 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
5249 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
5251 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
5253 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
5255 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5257 * flow.c (debug_flow_info): Add prototype.
5259 * gcc.c (main): Likewise.
5261 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
5264 * reload1.c (failed_reload, set_reload_reg): Likewise.
5266 * mips-tfile.c (main): Likewise.
5267 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
5268 with ATTRIBUTE_NORETURN.
5270 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
5272 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
5273 DECL is not a memory ref.
5275 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
5277 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
5278 * config/i386/i386.c (ix86_cpu): Add extern attribute.
5280 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
5282 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
5283 * config/mips/elf64.h: ditto.
5285 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
5287 * expr.c (emit_push_insn): New argument alignment_pad.
5288 Update all callers. Adjust stack pointer based on alignment pad.
5289 * function.c (pad_to_arg_alignment): New argument alignment_pad.
5290 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
5291 (locate_and_pad_parm): New argument alignment_pad. Update all
5293 * expr.h (emit_push_insn): Update prototype.
5294 (locate_and_pad_parm): Update prototype.
5295 * calls.c (arg_data): Add new field alignment_pad.
5296 (initialize_argument_information): Initialize alignment_pad.
5298 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
5300 * except.c (free_eh_nesting_info): Free the info itself.
5301 * function.c (free_after_compilation): Don't free NULL.
5302 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
5303 (pre_edge_insert): Free inserted.
5304 * stmt.c (free_stmt_status): Don't free NULL.
5306 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
5308 * gcov.c (DIR_SEPARATOR): Provide default.
5309 (output_data): Add test for MS-DOS format absolute filename.
5310 (fancy_abort): Correct program name.
5311 (open_files): Open all files in binary mode.
5312 * libgcc2.c (__bb_exit_func): Likewise.
5314 * profile.c (init_branch_prob): Specify binary when opening files.
5316 * flags.h (flag_unwind_tables): New decl.
5317 * toplev.c (flag_unwind_table): New definition.
5318 (f_options): Add -funwind-tables.
5319 (decode_g_option): Clarify warning when unknown -g option is given.
5320 (rest_of_compilation): If inside an inlined external function,
5321 pretend we are just being declared.
5323 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
5324 (dwarf2out_frame_finish): Likewise.
5326 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
5328 * fold-const.c (merge_ranges): If not in0, but in1, handle
5329 upper bounds equal like subset case.
5331 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
5333 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
5334 passed in a register but moved to the stack.
5336 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
5338 * gcc.c (pass_exit_codes, greatest_status): New variables.
5339 (struct option_map): Add entry for "--pass-exit-codes".
5340 (execute): Update greatest_status if error.
5341 (display_help): Add documentation for -pass-exit-codes.
5342 (process_command): Handle -pass-exit-codes.
5343 (main): Look at pass_exit_codes and greatest_status on call to exit.
5345 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5347 * reload.c (find_reloads): Refine test for no input reload
5348 case to not includes reloads emitted after insn.
5350 * function.c (find_temp_slots_from_address): Handle sum involving
5351 a register that points to a temp slot.
5352 (update_temp_slot_address): Make recursive call if both old and
5353 new are PLUS with a common operand.
5354 * calls.c (expand_call): Mark temp slot for result as having
5357 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
5359 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
5360 component as well as "BINUTILS".
5362 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
5363 * integrate.c (copy_rtx_and_substitute): Likewise.
5364 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
5365 All callers changed.
5366 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
5368 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
5369 gdb extensions, write size of type; also be more consistent
5370 in using references when this is a subtype.
5372 * pa.md (extv, extzv, insv): Use define_expand to reject constant
5373 that is out of range.
5375 * loop.c (unknown_constant_address_altered): New variable.
5376 (prescan_loop): Initialize it.
5377 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
5378 (invariant_p, case MEM): Remove handling for volatile and readonly;
5379 check new variable if readonly.
5380 (check_dbra_loop): Chdeck unknown_constant_address_altered.
5382 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
5383 (addr_affects_sp_p): Removed from note_mem_written and only
5384 define #ifdef AUTO_INC_DEC.
5386 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
5388 * regclass.c (record_reg_classes): Properly handle register move
5391 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
5392 Don't think valid if both operands are invalid.
5393 (struct constant_descriptor): New field RTL.
5394 (mark_const_hash_entry): Mark it.
5395 (record_constant{,_rtx}): Initialize it.
5396 (output_constant_def): Allocate RTL in permanent obstack and
5398 ({record,compare}_constant_1): Modes must match for
5399 CONSTRUCTOR of ARRAY_TYPE.
5401 * c-common.h (initializer_constant_valid_p): Delete decl from here.
5402 * output.h (initializer_constant_valid_p): Move decl to here.
5403 * c-common.c (initializer_constant_valid_p): Delete function from here.
5404 * varasm.c (initializer_constant_valid_p): Move function to here.
5406 * tree.h (STRIP_SIGN_NOPS): New macro.
5407 * fold-const.c (optimize_minmax_comparison): New function.
5408 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
5409 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
5410 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
5411 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
5412 widening conversions.
5413 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
5414 to look at size of mode, not precision of type; also add missing cases.
5415 (optimize_bit_field_compare, decode_field_reference): Don't try to
5416 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
5418 * dwarf2out.c (ctype.h): Include.
5419 (dwarf2out_set_demangle_name_func): New function.
5420 (size_of_line_info): Deleted.
5421 (output_line_info): Compute size of line info table from difference
5423 (base_type_die, add_name_attribute): Call demangle function, if any.
5424 (field_byte_offset): Use bits per word for variable length fields.
5425 (gen_array_type_die): Add array name.
5426 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
5427 (dwarf2out_add_library_unit_info): New function.
5429 * explow.c (set_stack_check_libfunc): New function.
5430 (stack_check_libfunc): New static variable.
5431 (probe_stack_range): Allow front-end to set up a libfunc to call.
5433 * combine.c (simplify_comparison): When making comparison in wider
5434 mode, check for having commuted an AND and a SUBREG.
5435 (contains_muldiv): New function.
5436 (try_combine): Call it when dividing a PARALLEL.
5437 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
5438 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
5440 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
5441 use one of the CLOBBERs instead.
5442 (if_then_else_cond): If comparing against zero, just return thing
5445 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
5446 Don't generate shifts and subtract if have conditional arithmetic.
5448 * rtl.h (delete_barrier): New declaration.
5449 * jump.c (jump_optimize): Set up to handle conditional call.
5450 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
5451 (delete_barrier): New function.
5453 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
5455 * recog.c (nonmemory_operand): Accept ADDRESSOF.
5457 * tree.c (build_type_attribute_variant): Push to obstack of
5458 ttype around type_hash_canon call.
5460 * expr.c (placeholder_list): Move decl to file scope.
5461 (expand_expr): Don't force access to volatile just because its
5463 If ignoring reference operations, just expand the operands.
5464 (expand_expr, case COMPONENT_REF): Propagate
5465 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
5466 Refine test for using bitfield operations vs pointer punning.
5467 (expand_expr, case CONVERT_EXPR): If converting to
5468 BLKmode UNION_TYPE from BLKmode, just return inner object.
5469 Use proper mode in store_field call.
5470 Properly set sizes of object to store and total size in store_field
5471 call for convert to union.
5472 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
5473 memory (like for ADDR_EXPR). Also, don't put constant in register if
5474 we'll want it in memory.
5475 (readonly_fields_p): New function.
5476 (expand_expr, case INDIRECT_REF): Call it if LHS.
5477 (expand_assignment): Handle a RESULT_DECL where
5478 DECL_RTL is a PARALLEL.
5479 (do_jump, case WITH_RECORD_EXPR): New case.
5480 (get_inner_reference): Always go inside a CONVERT_EXPR
5481 and NOP_EXPR if both modes are the same.
5482 (store_field): Use bitfield operations if size of bitsize is not same
5483 as size of RHS's type.
5484 Check for bitpos not a multiple of alignment in BLKmode case.
5485 Do block move in largest possible alignment.
5486 (store_constructor): Set BITSIZE to -1 for variable size and properly
5487 in case of array of BLKmode.
5488 (expand_expr_unaligned): New function.
5489 (do_compare_and_jump): Call it.
5491 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
5492 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
5493 does not include 'o'.
5495 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
5496 both SET_DEST and SET_SRC reference a virtual register.
5497 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
5499 * integrate.c (expand_inline_function): Handle case of setting
5500 virtual stack vars register (from built in setjmp); when parameter
5501 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
5502 (subst_constant): Add new parm, MEMONLY.
5503 (expand_inline_function, integrate_parm_decls): Pass new parm.
5504 (integrate_decl_tree): Likewise.
5505 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
5506 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
5507 (copy_rtx_and_substitute, case SET): Add explicit calls to
5508 copy_rtx_and_substitute for both sides.
5510 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
5512 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
5513 within INDEX_TYPE, instead of before.
5514 (fixup_gotos): Use f->target_rtl, not the next insn,
5515 since latter may be from a later fixup.
5516 (expand_value_return): Correctly convert VAL when promoting function
5517 return; support RETURN_REG being a PARALLEL.
5518 (expand_return): When checking for result in regs and having
5519 cleanup, consider PARALLEL in DECL_RTL as being in regs.
5521 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
5523 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
5524 last_nominal_fname): Mark const.
5525 (struct include_hash: name, nshort, control_macro): Mark
5527 (struct macrodef: symnam): Mark const.
5528 (struct if_stack: fname): Mark const.
5529 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
5530 (IStable): New character-syntax array which encompasses all
5531 the old is_foo arrays.
5532 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
5533 is_space): New macros for interrogating IStable.
5534 (check_macro_name): Kill last argument. All callers changed.
5536 * cppinit.c (initialize_char_syntax): Delete.
5537 (is_idchar, is_idstart, is_hor_space, is_space,
5538 trigraph_table): Delete.
5539 (IStable): New. Initialize with clever macros to avoid
5540 information duplication.
5541 (builtin_array): Table of builtins to get rid of explicit list
5542 in initialize_builtins.
5543 (initialize_builtins): Use builtins_array.
5544 (cpp_start_read): Call init_IStable, and set IStable['$'] if
5545 opts->dollars_in_ident.
5547 * cppexp.c: Change all refs to is_xyz[] arrays to use new
5549 (cpp_parse_expr): Avoid 'format string is not constant'
5550 warning. Use ISGRAPH to identify printable chars.
5551 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
5553 (read_and_prescan): Map trigraphs to chars with open-coded
5554 if-else-if-... sequence, not a lookup table.
5555 * cpphash.c: Change all refs to is_xyz[] arrays to use new
5557 * cpplib.c: Change all refs to is_xyz[] arrays to use new
5558 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
5559 (check_macro_name): Remove ability to report an invalid
5560 assertion name, which is never used.
5561 (do_line): Constify a couple of char *'s.
5562 * cppmain.c (main): Call cpp_cleanup before returning.
5564 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
5566 * ggc.h (struct ggc_statistics): New type.
5567 (ggc_get_size): New function.
5568 (ggc_print_statistics): Likewise.
5569 * ggc-common.c (ggc_stats): New variable.
5570 (ggc_mark_rtx_children): Keep statistics.
5571 (ggc_mark_tree_children): Likewise.
5572 (ggc_print_statistics): New function.
5573 * ggc-page.c (struct globals): Add bytes_mapped field.
5574 (alloc_anon): Update it.
5575 (release_pages): Likewise.
5576 (ggc_get_size): New function.
5577 (ggc_page_print_statistics): New function.
5578 * ggc-simple.c (ggc_get_size): New function.
5580 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
5582 * flow.c (propagate_block): When the last reference to a label
5583 before an ADDR_VEC is deleted because the reference is a dead
5584 store, delete the ADDR_VEC.
5586 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
5588 * resource.c (find_free_register): Don't use the frame pointer
5589 if frame_pointer_needed.
5591 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
5593 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
5594 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
5596 * config/i960/i960.c (i960_va_start): New locals base, num.
5597 Use INDIRECT_REF instead of ARRAY_REF on valist.
5598 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
5600 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
5602 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
5604 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
5606 * tree.def (PLACEHOLDER_EXPR): Update comments.
5608 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5610 * c-common.c (check_format_info): Avoid non-literal format string
5611 warnings when `first_arg_num' is zero.
5613 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5615 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
5617 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
5619 * arm.md (casesi_insn): Add a clobber of the condition code
5622 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
5624 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
5625 used by both cc1 and cc1plus.
5627 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
5629 * config/arm/arm.c: Initialise arm_structure_size_boundary to
5630 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
5631 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
5632 to the value 32 if it has not already been defined.
5633 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
5634 Override definition in arm.h with a value of 8.
5636 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
5638 * c-pragma.c (push_alignment): Don't check the return value
5641 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
5643 * sparc.h (ADJUST_COST): Fix thinko.
5645 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
5647 * cccp.c (rescan): Fixed obp pointer handling around call to
5648 check_expand subroutine.
5650 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
5652 * gcse.c (delete_null_pointer_checks): Only record non-null info
5653 for pseudos when examining stores.
5655 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
5656 splitters for these patterns. Use "#" for output templates.
5657 (addsi3_carryin_shift): New pattern.
5659 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
5661 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
5662 of the function return register into a plain REG until
5663 after function inlining is done.
5665 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5667 * jump.c (jump_optimize_1): If we did cross-jumping, and
5668 the data will matter, rebuild the CFG.
5669 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
5670 not optimizing. Don't run shorten_branches.
5671 * toplev.c (rest_of_compilation): Run shorten_branches after
5674 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
5676 * rtl.h (note_stores): Add additional paramter.
5677 * rtlanal.c (reg_set_p_1): Take additional paramter.
5678 (reg_set_last_1): Likewise.
5679 (reg_set_p): Adjust call to note_stores.
5680 (reg_set_last): Likewise.
5681 (note_stores): Pass data parameter to worker function.
5682 * alias.c (record_set): Take additional parameter.
5683 (init_alias_analysis): Pass it.
5684 * caller-save.c (mark_set_regs): Take additional parameter.
5685 (save_call_clobbered_regs): Pass NULL to note_stores.
5686 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
5688 (record_dead_and_set_regs_1): Likewise.
5689 (reg_dead_at_p_1): Likewise.
5690 (combine_instructions): Adjust calls to note_stores.
5691 (try_combine): Likewise.
5692 (record_dead_insn): Remove.
5693 (record_dead_and_set_regs): Adjust calls to note_stores.
5694 (reg_dead_at_p): Likewise.
5695 * cse.c (invalidate_skipped_set): Take additional parameter.
5696 (cse_check_loop_start): Likewise.
5697 (cse_check_loop_start_value): Remove.
5698 (cse_set_around_loop): Adjust calls to note_stores.
5699 * flow.c (notice_stack_pointer_modification): Take additional
5700 parameter. Remove duplicate declaration.
5701 (record_volatile_insns): Adjust calls to note_stores.
5702 * gcse.c (record_set_info): Take additional parameter.
5703 (record_last_set_info): Likewise.
5704 (invalidate_nonnull_info): Likewise.
5705 (record_set_insn): Remove.
5706 (compute_sets): Adjust calls to note_stores.
5707 (last_set_insn): Remove.
5708 (compute_hash_table): Adjust calls to note_stores.
5709 (insert_insn_end_bb): Likewise.
5710 (delete_null_pointer_checks): Likewise.
5711 * global.c (mark_reg_store): Take additional parameter.
5712 (mark_reg_clobber): Likewise.
5713 (reg_becomes_live): Likewise.
5714 (global_conflicts): Adjust calls to note_stores.
5715 (build_insn_chain): Likewise.
5716 * integrate.c (note_modified_parmregs): Take additional parameter.
5717 (mark_stores): Likewise. Make it static.
5718 (save_for_inline_nocopy): Adjust calls to note_stores.
5719 (try_constants): Likewise.
5720 * integrate.h (mark_stores): Remove declaration.
5721 * jump.c (mark_modified_reg): Take additional parameter.
5722 (thread_jumps): Adjust calls to note_stores.
5723 * local-alloc.c (validate_equiv_mem_from_store): Take additional
5725 (no_equiv): Likewise.
5726 (reg_is_set): Likewise.
5727 (validate_equiv_mem): Adjust calls to note_stores.
5728 (update_equiv_regs): Likewise.
5729 (block_alloc): Likewise.
5730 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
5731 (note_addr_stored): Take additional parameter.
5732 (note_set_pseudo_multiple_uses): Likewise.
5733 (record_initial): Likewise.
5734 (prescan_loop): Adjust calls to note_stores.
5735 (strength_reduce): Likewise.
5736 (check_dbra_loop): Likewise.
5737 * regmove.c (flags_set_1): Take additional paramter.
5738 (mark_flags_life_zones): Adjust calls to note_stores.
5739 * reload1.c (mark_not_eliminable): Take additional parameter.
5740 (forget_old_reloads_1): Likewise.
5741 (reload_cse_invalidate_rtx): Likewise.
5742 (reload_cse_check_clobber): Likewise.
5743 (reload_combine_note_store): Likewise.
5744 (move2add_note_store): Likewise.
5745 (reload): Adjust calls to note_stores.
5746 (reload_as_needed): Likewise.
5747 (emit_reload_insns): Likewise.
5748 (reload_cse_regs_1): Likewise.
5749 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
5750 (reload_combine): Adjust calls to note_stores.
5751 * resource.c (update_live_status): Take additional paramter.
5752 (mark_target_live_regs): Adjust calls to note_stores.
5753 * stupid.c (find_clobbered_regs): Take additional parameter.
5754 (stupid_life_analysis): Adjust calls to note_stores.
5756 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
5758 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
5761 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
5764 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
5765 of the variable arm_structure_size_boundary.
5767 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
5769 * alias.c (init_alias_analysis): Allocate reg_known_value and
5770 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
5772 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
5773 * cse.c (cse_main): Call end_alias_analysis.
5774 * haifa-sched.c (schedule_insns): Likewise.
5775 * local-alloc. (update_equiv_regs): Likewise.
5776 * reload1.c (reload_cse_regs): Likewise.
5778 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5780 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
5781 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
5782 mapping from MASK_FPU.
5784 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
5786 * sparc.md (call): Don't bound structure return size to 0xfff.
5788 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
5790 * resource.c (mark_target_live_regs): Check that the target
5791 insn wasn't created after compute_bb_for_insn.
5793 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
5795 * ggc-page.c (poison_pages): Don't be overzealous.
5797 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
5799 * alias.c: Update comments for ADDRESS.
5800 (nonlocal_reference_p): Look inside the ADDRESS to determine if
5801 it is a local memory reference.
5803 * c-typeck.c (build_function_call): Check that the built-in
5804 function is of class BUILT_IN_NORMAL before trying to recongize
5806 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
5807 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
5809 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
5811 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
5813 (pre_gcse): Likewise.
5814 (hoist_expr_reaches_here_p): Likewise.
5815 (hoist_code): Likewise.
5816 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
5818 (pre_expr_reaches_here_p_work): ... here.
5819 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
5821 (expr_reaches_here_p_work): ... here.
5823 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
5825 * resource.c (find_basic_block): Delete.
5826 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
5827 (init_resource_info): Call compute_bb_for_insn.
5829 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
5831 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
5832 with already adjacent blocks, but no fallthru.
5833 (merge_blocks_move_successor_nojumps): Simplify.
5834 (debug_flow_info): New.
5836 * toplev.c (rest_of_compilation): Open jump1 dump file before
5837 jump and close after, as opposed to just using dump_rtl.
5839 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5841 * reload.h (earlyclobber_operand_p): Declare.
5842 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
5843 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
5844 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
5845 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
5847 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
5848 Richard Henderson <rth@cygnus.com>
5850 * emit-rtl.c (emit_block_insn_before): New.
5851 (emit_block_insn_after): New.
5852 * basic-block.h: Declare them.
5854 * bitmap.h: Protect from multiple inclusion.
5856 * recog.c (scratch_operand): Handle VOIDmode correctly.
5858 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
5860 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
5861 * function.c (assign_parms): Likewise.
5862 * global.c (global_conflicts): Clarify STACK_REGS commentary.
5864 * reg-stack.c (max_uid): Remove.
5865 (blocks, block_begin, block_end, block_drops_in): Remove.
5866 (block_stack_in, block_out_reg_set, block_number): Remove.
5867 (struct block_info_def, BLOCK_INFO): New.
5868 (enum emit_where): New.
5869 (current_block): New.
5870 (BLOCK_NUM): Remove.
5871 (mark_regs_pat, record_label_references): Remove.
5872 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
5874 (goto_block_pat, print_blocks, dump_stack_info): Remove.
5875 (reg_to_stack): Simplified test for existance of fp code. Use
5876 flow.c code. Call shorten_branches after cross-jump opt.
5877 (check_asm_stack_operands): Renamed from record_asm_reg_life.
5878 Return false if the asm doesn't use stack regs. Don't do life
5879 analysis on the asm.
5880 (emit_pop_insn): Replace function pointer arg `when' with
5881 enum `where'. Update all callers.
5882 (change_stack): Likewise. Update basic block end.
5883 (emit_swap_insn): Use current_block->head to limit reverse search
5884 for start of block. Use emit_block_insn_after.
5885 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
5886 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
5887 structure assignment instead of bcopy.
5889 (convert_regs_entry, convert_regs_exit): New.
5890 (convert_regs_1, convert_regs_2): Split out from convert_regs.
5891 Work on basic blocks and the CFG.
5892 (convert_regs): Use them.
5894 * i386.c (output_fix_trunc): Remove code for DImode input operand
5895 not at top-of-stack.
5896 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
5898 (fix_truncdi_1): Allow any mode scratch.
5900 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
5902 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
5903 * linux.h, netbsd.h, vms.h: Not here.
5905 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
5907 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
5908 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
5909 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
5910 CONDITIONAL_REGISTER_USEAGE): Use them.
5911 * config/mips/mips.c (mips_move_1word,mips_move_2words,
5912 gen_conditional_branch,override_options) : Use them.
5913 * config/mips/mips.md : Use them.
5915 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
5917 * i386.md (zero_extendqihi2): Use SImode register name with andl.
5919 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
5921 * integrate.c (function_cannot_inline_p): Don't allow inlining
5924 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5926 * c-parse.in (cast_expr): Constify.
5928 * cccp.c (special_symbol): Likewise.
5930 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
5932 * dwarf2out.c (base_type_die): Likewise.
5934 * global.c (allocno_compare): Likewise.
5936 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
5938 * regclass.c (fix_register): Likewise.
5940 * rtl.h (fix_register): Likewise.
5942 * stupid.c (stupid_reg_compare): Likewise.
5944 * toplev.c (decode_f_option): Likewise.
5946 * tree.c (build_complex_type): Likewise.
5948 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
5950 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
5952 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5954 * reload.c (find_reloads): Compute mode and nregs fields of all
5956 * reload1.c (calculate_needs_all_insns): Simplify a bit.
5957 (calculate_needs): Use precomputed mode/nregs values.
5958 (allocate_reload_reg): Likewise.
5960 (failed_reload, set_reload_reg): ... new functions.
5961 (choose_reload_regs_init): New function, mostly broken out from...
5962 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
5963 Also lose one #if 0 block.
5965 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
5967 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
5970 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
5972 * tree.h (BLOCK_TYPE_TAGS): Remove.
5973 (BLOCK_END_NOTE): Likewise.
5974 (BLOCK_LIVE_RANGE_FLAG): Likewise.
5975 (BLOCK_LIVE_RANGE_START): Likewise.
5976 (BLOCK_LIVE_RANGE_END): Likewise.
5977 (tree_block): Remove live_range_flag, live_range_var_flag, and
5978 type_tags. Remove end_note, live_range_start, and live_range_end.
5979 (remember_end_note): Remove prototype.
5980 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
5981 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
5983 * ggc-common.c (ggc_mark_tree_children): Don't mark
5984 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
5985 * integrate.c (adjust_copied_decl_tree): Remove.
5986 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
5987 * stmt.c (last_block_end_note): Remove.
5988 (init_stmt): Don't add a GC root for it.
5989 (expand_fixup): Don't set it.
5990 (remember_end_note): Remove.
5991 (expand_end_bindings): Don't set last_block_end_note.
5993 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5995 * reload1.c (reload_reg_free_for_value_p): Show
5996 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
5999 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
6001 * expmed.c (extract_bit_field): Allow for the case of non-integer
6002 objects that are smaller than a word (like SFmode on a 64-bit
6005 * loop.c (basic_induction_var): A non-integer variable which is
6006 being set by a paradoxical subreg is probably not a biv.
6008 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6010 * prefix.c (translate_name) Check for empty prefix string.
6012 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
6014 * Makefile.in (CPP_CROSS_NAME): New variable.
6015 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
6017 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
6018 names of the files to be uninstalled.
6020 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
6022 * collect2.c (IS_DIR_SEPARATOR): Define.
6023 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
6025 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
6028 * haifa-sched.c (add_dependence): Update the true dependency
6029 cache the first time we add a true dependence to the LOG_LINKS chain.
6031 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
6033 * fold-const.c (fold): Fix comment.
6035 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6037 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
6038 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
6039 dbxout_start_new_source_file, dbxout_source_file,
6040 dbxout_source_line, dbxout_finish, dbxout_type_fields,
6041 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
6043 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
6044 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
6045 (dbxout_block): Initialize variable `blocknum'.
6047 * dbxout.h (dbxout_init, dbxout_finish,
6048 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
6049 dbxout_args, dbxout_source_line): Constify a char*.
6051 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
6052 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
6053 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
6054 low_pc_attribute, high_pc_attribute, body_begin_attribute,
6055 body_end_attribute, comp_dir_attribute, sf_names_attribute,
6056 src_info_attribute, mac_info_attribute, producer_attribute,
6057 lookup_filename, generate_macinfo_entry, fundamental_type_code,
6058 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
6059 dwarfout_undef): Constify a char*.
6060 (add_incomplete_type, retry_incomplete_types): Add prototypes.
6062 * dwarfout.h (dwarfout_define, dwarfout_undef,
6063 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
6065 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
6067 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
6068 (MULTILIB_ISA_DEFAULT): New.
6069 (MULTILIB_DEFAULTS): Use it.
6070 * config/mips/mips.c (): Remove the now unnecessary definition
6071 of MIPS_ISA_DEFAULT.
6072 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
6073 unnecessary definition.
6075 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
6077 * arm.md (pic_load_addr): Add constraints to operand 1.
6079 1999-10-25 Bruce Korb <autogen@linuxbox.com>
6081 * fixinc/genfixes: Provide a means for specifying -D options to
6084 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
6086 * arm.c (arm_override_options): Correct initialization of
6087 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
6088 arm_is_strong, and arm_is_6_or_7.
6090 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
6091 (note_set_pseudo_multiple_uses): New function.
6092 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
6093 if a pseudo set in the loop exit is used elsewhere.
6095 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
6097 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
6099 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
6101 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
6102 a single load-address pattern.
6104 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
6106 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
6107 depending on whether or not line-number notes are present.
6109 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6111 * cccp.c (progname, file_buf, default_include, include_file,
6112 macrodef, definition, hashval, wchar_type, user_label_prefix,
6113 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
6114 expand_to_temp_buffer, is_system_include, base_name,
6115 absolute_filename, read_name_map, open_include_file,
6116 record_control_macro, check_precompiled, check_preconditions,
6117 pcfinclude, pass_thru_directive, create_definition,
6118 check_macro_name, comp_def_part, collect_expansion,
6119 check_assertion, read_token_list, assertion_install,
6120 assertion_lookup, eval_if_expression, conditional_skip,
6121 validate_else, skip_quoted_string, quote_string, macarg1,
6122 error_from_errno, install, lookup, hashf, dump_defn_1,
6123 perror_with_name, pfatal_with_name, main, trigraph_pcp,
6124 check_white_space, rescan, handle_directive, monthnames,
6125 special_symbol, do_include, remap_include_file, write_output,
6126 arglist, do_assert, do_unassert, do_line, do_error, do_once,
6127 do_ident, do_sccs, do_xifdef, skip_if_group,
6128 output_line_directive, macroexpand, macarg, change_newlines,
6129 initialize_builtins, make_definition): Constify a char*.
6131 * pcp.h (stringdef): Likewise.
6133 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
6135 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
6138 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
6139 Richard Henderson <rth@cygnus.com>
6141 * alias.c: Include ggc.h.
6142 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
6143 (record_set): Verify enough room in reg_base_value.
6144 (init_alias_analysis): Allocate reg_base_value with xcalloc.
6145 Register it as a GC root.
6146 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
6147 * Makefile.in (alias.o): Depend on ggc.h.
6149 * unroll.c (unroll_loop): Verify the insn before a barrier
6150 is a JUMP_INSN before checking JUMP_LABEL.
6152 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6154 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
6155 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
6156 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
6157 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
6158 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
6159 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
6161 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6163 * output.h (ctors_section, dtors_section, bss_section): Prototype.
6165 * alpha/alpha-interix.h (text_section): Delete prototype.
6166 * alpha/elf.h (text_section): Likewise.
6167 * arm/linux-elf.h (text_section): Likewise.
6168 * arm/linux-telf.h (text_section): Likewise.
6169 * c4x/c4x.h (text_section): Likewise.
6170 * dsp16xx/dsp16xx.h (bss_section): Likewise.
6171 * elfos.h (text_section): Likewise.
6172 * i386/aix386ng.h (text_section): Likewise.
6173 * i386/i386-interix.h (text_section): Likewise.
6174 * i386/sco5.h (text_section): Likewise.
6175 * i386/svr3gas.h (text_section): Likewise.
6176 * nextstep.h (text_section): Likewise.
6177 * psos.h (text_section): Likewise.
6178 * ptx4.h (text_section): Likewise.
6179 * svr3.h (text_section): Likewise.
6180 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
6182 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6184 * final.c (peephole): Delete prototype.
6186 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
6187 (pre_insert_copies): Remove unused variable `bb'.
6189 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
6192 * output.h (peephole): Add prototype.
6194 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
6196 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
6199 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
6201 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
6202 for inlined declarations.
6204 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
6206 * arm.c (logical_binary_operator): New fucntion.
6207 * arm.h (logical_binary_operator): Declare it.
6208 (PREDICATE_CODES): Handle logical_binary_operator.
6209 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
6210 output constraints. Add appropriate splitters.
6211 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
6212 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
6213 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
6215 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6217 * genoutput.c (struct operand_data): New elt eliminable.
6218 (output_operand_data): Write it.
6219 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
6220 (compare_operands): Take it into account.
6221 * recog.h (struct insn_operand_data): New elt eliminable.
6222 * reload1.c (check_eliminable_occurrences, elimination_effects): New
6224 (old_asm_operands_vec, new_asm_operands_vec): Delete.
6225 (eliminate_regs): Move code that detects changes to elimination
6226 target regs into new function elimination_effects.
6227 Delete one #if 0 block.
6228 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
6229 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
6230 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
6231 Only call eliminate_regs for real operands of the insn, not for parts
6232 of its structure or parts matched by things like match_operator.
6233 Use elimination_effects and check_eliminable_occurrences. Use
6234 copy_insn to duplicate the pattern when not in the final pass.
6236 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
6238 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
6241 1999-10-22 Bruce Korb <autogen@linuxbox.com>
6243 * fixinc/README: document the "mach" machine matching test
6244 * fixinc/fixfixes.c: Implement the #else/#endif label fix
6245 * fixinc/fixtests.c: Implement the #else/#endif label test
6246 * fixinc/inclhack.def: utilize these tests and fixes
6247 * fixinc/inclhack.sh: regen
6248 * fixinc/fixincl.x: regen
6249 * fixinc/fixincl.sh: regen
6251 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
6253 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
6256 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
6258 * gcc.1: Document exit codes.
6260 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6262 * calls.c: Include tm_p.h later, so everything we need is defined.
6264 * function.c: Likewise.
6266 * except.c: Include tm_p.h.
6268 * sparc.c: Likewise.
6269 (dwarf2out_cfi_label): Don't prototype.
6270 (check_return_regs, epilogue_renumber,
6271 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
6272 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
6273 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
6274 ultra_schedule_insn): Add static prototype.
6275 (data_segment_operand, text_segment_operand): Call itself with the
6276 proper number of arguments.
6277 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
6279 * sparc.h: Move all declarations to sparc-protos.h.
6280 (SELECT_RTX_SECTION): Pass a missing MODE argument to
6283 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
6285 * config/svr4.h (text_section, ctors_section, dtors_section): Add
6287 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
6288 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
6289 ASM_OUTPUT_ASCII): Constify a char*.
6291 * sparc-protos.h: New file for sparc prototypes.
6293 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6295 * function.c (record_insns, contains): Always declare and define.
6296 (record_insns): Mark with ATTRIBUTE_UNUSED.
6298 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
6300 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
6301 to .section when outputting a .bss section to deal with multiple
6302 .bss input sections (as happens with -fdata-sections)
6303 Also output %progbits, not @progbits so the assembler doesn't treat as
6305 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
6307 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
6308 thumb parts even when building with non-thumb CPUs, by forcing
6311 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
6313 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
6314 (movdf_const_intreg_sp64): Similarly.
6316 * local-alloc.c (update_equiv_regs): Check the correct insn
6317 for pre-existing REG_EQUIV notes.
6319 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
6321 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
6322 block reached by a branch if we're not going to actually process
6325 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
6327 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
6328 a local extern function declaration.
6330 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
6332 * i386.c (ix86_expand_prologue): Properly wrap USE around
6333 reg for CALL_INSN_FUNCTION_USAGE.
6335 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
6337 * config/mips/mips.md (movdf_internal1a): Allow floating-point
6338 move between GP_REGs.
6340 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
6342 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
6343 the mode size when finding out if an offset is legal.
6345 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
6347 * basic-block.h (PROP_*): Move constants from ...
6349 (compute_bb_for_insn): Free the array before reallocating.
6350 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
6351 (allocate_reg_life_data): Reset all reg variables collected by
6353 (get_block_head_tail): Don't convert from bb to block.
6354 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
6355 (find_insn_reg_weight): Take block not bb.
6356 (schedule_block): Don't set block num for moved insns.
6357 (schedule_region): Don't update_life_info or find_insn_reg_weight.
6358 (schedule_insns): Do it here instead.
6359 * combine.c (combine_instructions): Invoke compute_bb_for_insn
6360 before update_life_info.
6361 * recog.c (split_all_insns, peephole2_optimize): Update for
6362 new arg to update_life_info.
6363 * rtlanal.c (remove_note): Cope with NULL note.
6364 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
6367 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
6369 * jump.c (jump_optimize_1): More accurately detect casesi insns.
6371 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
6372 block records so that merge_blocks_nomove will clean up correctly.
6373 (split_edge): Handle casesi insns.
6375 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
6377 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
6379 * pa.md (call, call_value): Do not emit a blockage after restoring
6382 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
6384 * c-typeck.c (c_expand_asm_operands): Fix typo.
6386 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6388 * arm.c (fpu_rhs_operand): Verify modes.
6389 (fpu_add_operand): Likewise.
6390 (di_operand): Likewise.
6391 (soft_df_operand): Likewise.
6393 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
6395 * arm.c (arm_return_in_memory): APCS rules state that the elements
6396 of a structure returned in a register must be 'integer-like'.
6398 1999-10-19 Bruce Korb <autogen@linuxbox.com>
6400 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
6401 in the source tree when the generated targets are out of date
6402 * fixinc/genfixes: Alter it to run individual fixes for make.
6403 * fixinc/README: rewrite
6404 * fixinc/inclhack.def: moved initial comments to README
6406 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
6408 * toplev.c (main): Do not generate an error message if an
6409 unrecognised command line switch is recognisable by another
6410 language. If extra_warnings are enabled, then generate a
6411 warning message instead.
6413 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
6415 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
6416 (insert_pack_attributes): Delete prototype.
6418 * c-pragma.c (default_alignment): New static variable.
6419 (push_alignment): Initialize to current effective alignment.
6420 (pop_alignment): Use to set new alignment.
6421 (insert_pack_attributes): Delete function.
6422 (handle_pragma_token): Set default_alignment as well each time
6423 a #pragma pack(<n>) is encountered.
6425 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
6427 * reg-stack.c (stack_result): Aggregates are not returned in
6430 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6432 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
6434 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
6436 * basic-block.h (set_block_num): Declare.
6437 * flow.c (update_life_info): Don't call compute_bb_for_insn
6438 or free_basic_block_vars.
6439 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
6440 (insn_orig_block): Remove.
6441 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
6442 (schedule_block): Keep BLOCK_NUM up-to-date.
6443 (schedule_insns): Use compute_bb_for_insn.
6444 * recog.c (split_all_insns): Likewise.
6445 (peephole2_optimize): Likewise.
6447 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
6449 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
6450 if the pic register is used.
6452 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6454 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
6455 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
6456 if that tests TREE_PERMANENT.
6458 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
6460 * cse.c (invalidate_for_call): Do not remove memory references from
6461 the table here. It's handled elsewhere.
6463 * haifa-sched.c (add_dependence): Protect references to the
6464 true dependency cache with #ifdef INSN_SCHEDULING.
6465 (remove_dependence): Similarly.
6467 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
6468 to the cfg code that this is a return instruction.
6469 * mn10300.md (return_internal): Similarly.
6471 * combine.c (get_last_value): If the last set of a register
6472 is after subst_low_cuid, then we can not use it to determine
6473 the register's last value.
6475 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
6477 * Makefile.in: Back out previous change.
6479 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
6481 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
6483 * haifa-sched.c (add_dependence): Only check/update the cache
6485 (remove_dependence): Likewise.
6486 (schedule_insns): Only create the true_dependency_cache if the
6487 average number of instructions in a basic block is very large.
6489 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
6491 * Makefile.in (ggc-common.o): Depend on genrtl.h.
6492 (ggc-simple.o): Likewise.
6493 (ggc-page.o): Likewise.
6495 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
6497 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
6498 Prototype for exported functions.
6499 (pre_lcm, pre_rev_lcm): Remove prototypes.
6500 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
6501 (compute_available): Move to lcm.c, and change parameter order.
6502 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
6503 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
6504 (gcse_main): No longer call compute_preds_succs. Rebuild the
6505 set table after reach pre pass.
6506 (pre_insert_map, pre_delete_map, edge_list): New.
6507 (alloc_pre_mem): Allocate edge vectors.
6508 (free_pre_mem): Delete edge vectors.
6509 (compute_pre_data): Call new edge based lcm routines.
6510 (process_insert_insn): New function.
6511 (insert_insn_end_bb): Use it.
6512 (pre_edge_insert): New function.
6513 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
6515 (pre_insert_copies): Revamp using new edge based lcm outputs.
6516 (pre_delete): Likewise.
6517 (one_pre_gcse_pass): Insert & remove fake edges to the exit
6519 (compute_code_hoist_vbeinout): New new edge based routines.
6520 * lcm.c: Remove all the old LCM functions. Replace with new ones
6521 that work with the new cfg datastructures and work with edges
6524 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6526 * reload.h (struct reload): Add new fields "mode" and "nregs".
6527 * reload1.c: Change all occurrences of reload_mode and reload_nregs
6528 to reference the "mode" and "nregs" field within struct reload.
6530 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
6532 * haifa-sched.c (true_dependency_cache): New.
6533 (add_dependence): Use the true dependency cache to avoid expensive
6534 walks down the LOG_LINKS dependency list. Add entries to the
6536 (remove_dependence): Remove entries from the true dependency cache
6538 (schedule_insns): Allocate and initialize and free the true
6541 * haifa-sched.c (schedule_insns): Do not remove inter-block
6542 dependencies anymore.
6544 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6546 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
6547 * i386/t-winnt: Likewise.
6549 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
6551 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
6553 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
6555 * Makefile.in (LANGUAGES): Omit "proto".
6556 (clean): Remove stale comment about removing unprotoize.c.
6558 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6560 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
6561 using arithmetic on void pointers.
6563 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
6565 * haifa-sched.c (compute_block_forward_dependencies): Only check
6566 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
6568 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
6570 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
6571 (expr_equiv_p): Reject memories with different alias sets.
6573 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
6575 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
6576 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
6577 (f_options): Add "bounded-pointers" and "bounds-check" entries.
6578 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
6579 (lang_init): Set default for flag_bounds_check if still "unspecified".
6581 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6583 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
6585 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6587 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
6590 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6592 * config/c4x/c4x.md (*db_noclobber,
6593 *decrement_and_branch_until_zero_noclobber): New patterns and
6594 associated splitters.
6596 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6598 * config/c4x/c4x.md (parallel instruction patterns): Rework
6599 constraints to keep reload happy.
6601 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6603 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
6604 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
6605 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
6606 Add new patterns and associated post-reload splitters.
6608 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6610 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
6612 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6614 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
6616 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
6618 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6620 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
6623 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
6625 * pa.c (move_operand): Rely on memory_address_p to determine the
6626 validity of non-indexed memory addresses.
6627 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
6628 operand in DFmode and SFmode when generating PA2.0 code.
6630 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
6632 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
6634 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
6636 * mips.c (function_prologue): Fix argument types.
6637 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
6638 (casesi_internal): Write to the scratch register.
6640 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
6642 * cppexp.c (cpp_parse_escape): Make static. Change second arg
6644 (parse_charconst): Delete unnecessary cast when calling
6646 (cpplib.h): Kill prototype of cpp_parse_escape.
6648 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
6650 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
6651 * unroll.c (unroll_loop): Cast return value of alloca.
6652 * i370/i370.c: Include function.h and toplev.h.
6653 (i370_label_scan): Remove c++ commented abort.
6654 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
6655 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
6656 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
6657 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
6659 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
6661 * config/t-freebsd: Do not override USER_H.
6662 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
6664 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
6665 Mumit Khan <khan@xraylith.wisc.edu>
6667 * c-parse.in (component_decl): Support anonymous struct/union.
6669 * c-parse.y: Regenerate.
6670 * c-parse.c: Likewise.
6671 * objc/objc-parse.y: Likewise.
6672 * objc/objc-parse.c: Likewise.
6673 * c-decl.c (finish_struct): Don't sort the fields.
6674 (field_decl_cmp): Delete unused function.
6676 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
6678 * sparc.md (movsf_const_intreg): Revert last constraint change.
6679 (movdf_const_intreg_sp32): Likewise.
6681 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
6683 * cse.c: Include hashtab.h instead of splay-tree.h
6684 (struct cse_reg_info): No longer use variant union. Add new
6685 field "regno". All references changed to avoid union.
6686 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
6687 (free_cse_reg_info): Remove.
6688 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
6689 (get_cse_reg_info): Revamp to use expandable hash tables instead
6690 of splay trees. Initialize new fields in cse_reg_info structure.
6691 (new_basic_block): Similarly.
6693 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
6695 * genrecog.c (message_with_line): Prototype.
6696 (validate_pattern): Pass along the set for the dest, not a flag.
6697 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
6698 Check for PC/CC0 as sources.
6699 (nodes_identical): Check for children position match before
6700 allowing the combination.
6702 * rtl.c (read_rtx): Track line number across \\\n.
6704 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
6706 * mips.h (SPECIAL_MODE_PREDICATES): New.
6707 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
6708 (movdi+1, movsi+1): Add output reload constraint.
6709 (casesi_internal): Likewise. Fix commentary.
6710 (return_internal): Use pmode_register_operand.
6712 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
6714 * 1750a.md (movstrqi): Add missing output reload constraint.
6715 (call_value): Likewise.
6716 * a29k.md (cpxxx patterns): Add missing match_operator mode.
6717 (jmpfdec): Add missing inout reload constraint.
6718 * elxsi.md (addsi patterns): Add missing output reload constraint.
6719 (move from sp): Use @ alternates.
6720 (call_value): No constraint on output.
6721 * fr30.md (movsi_pop): Add missing output reload constraint.
6722 (movsf_constant_store): Likewise.
6723 (splits): Remove constraints.
6724 (subsi3): Add missing mode.
6725 * i370.md (cmpstrsi+1): Add missing output reload constraint.
6726 (call_value): Likewise.
6727 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
6728 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
6729 * m32r.md (movsicc_internal): Add output reload constraint.
6730 (movstrsi_internal): Add inout reload constraints.
6731 * m88k.h (reg_names): Don't declare.
6732 (SPECIAL_MODE_PREDICATES): New.
6733 * m88k.md (*): Use register_operand not reg_or_0_operand
6735 * mn10200.h (PREDICATE_CODES): New.
6736 * ns32k.md (ffs pattern): Add output reload constraint.
6737 * pdp11.md (sob pattern): Add inout reload constraint.
6738 * sh.md (splits): Remove constraints.
6739 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
6740 * v850.md (pattern_is_ok_for_epilogue): Likewise.
6741 * vax.md (jgequ pattern): Add inout reload constraint.
6743 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
6745 * configure.in (djgpp): Revert previous patch.
6746 * configure: Rebuit.
6747 * config/i386/djgpp.h: Revert previous patch.
6749 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
6751 * fixinc/inclhack.def: Restore patch lost during last merge of
6752 "no_bogosity" branch.
6753 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
6755 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6757 * fixincludes: Add a HPUX 11 fix for inttypes.h.
6758 * fixinc/inclhack.def: Same.
6759 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
6761 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
6763 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
6764 as the base of a PLUS.
6766 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6768 * config/c4x/c4x.md: Define mode for remaining unspec operators.
6769 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
6771 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
6773 * pa.md (post_stw+1): Use pmode_register_operand.
6774 (dcacheflush, icacheflush): Likewise.
6776 * i386.md (movstricthi_1): Allow r/r.
6778 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
6780 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
6781 to (not (and (arg0) (arg1))). Similary for and.
6783 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
6784 fallthrough to associate code.
6785 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
6788 * combine.c (simplify_logical): Convert XOR to IOR if operands have
6789 no bits in common; remove XOR to ROTATE conversion.
6791 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6793 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
6795 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6797 * config/c4x/c4x.c (dst_operand): New.
6798 (PREDICATE_CODES): Update.
6799 * config/c4x/c4x.h (dst_operand): Declare it.
6800 * config/c4x/c4x.md: Define mode for each unspec usage.
6801 (move patterns): Use dst_operand predicate instead of src_operand.
6802 (movqi_update, movqf_update): Delete.
6804 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
6806 * recog.c (pmode_register_operand): New.
6807 * recog.h: Declare it.
6808 * genrecog.c (pred_codes): Likewise.
6809 (special_mode_pred_table): Likewise.
6810 (validate_pattern): Don't warn no mode for address_operand.
6812 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
6813 if the operand is not insn-like.
6815 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
6816 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
6818 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
6820 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
6822 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
6823 instead of general_operand in a SET_DEST. Use const_double_operand
6824 instead of an explicit test against CONST_DOUBLE.
6825 (movsf_const_lo): Add missing register mode.
6826 (goto_handler_and_restore): Add auxiliary test for Pmode.
6827 (flush): Adjust to use address_operand.
6828 (return_sf_no_fpu): Add missing output constraint.
6830 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
6832 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
6833 for call return value.
6834 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
6836 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
6838 * toplev.c (main): Only warn about options for other languages.
6839 * collect2.c (main): Pass -w to sub-gcc.
6841 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
6843 * flow.c (propagate_block): Add call-clobbered registers to
6846 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
6847 zapping mem_set_list.
6848 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
6849 (mark_set_1, mark_used_regs): Likewise.
6851 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
6853 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
6855 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6857 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
6858 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
6859 options. Also add a new item "C-only Warning Options" to the
6862 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
6864 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
6865 from multiple calls.
6867 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
6869 * i386.md (call value patterns): Move to the end of the file.
6870 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
6872 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
6874 * configure.in (djgpp configuration): Define extra_objects..
6875 * configure: Rebuilt.
6876 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
6877 (DTORS_SECTION_ASM_OP): Define.
6878 (INIT_SECTION_ASM_OP): Define.
6879 (FINI_SECTION_ASM_OP): Define.
6880 (DATA_SECTION_ASM_OP): Define.
6881 (TEXT_SECTION_ASM_OP): Define.
6882 (EH_FRAME_SECTION_ASM_OP): Define.
6883 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
6884 (STARTFILE_SPEC): Add crtbegin.o.
6885 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
6886 to here from LINK_COMMAND_SPEC.
6887 (DO_GLOBAL_CTORS_BODY): Define.
6888 (CRTSTUFF_USE_FINI_SECTION): Define
6889 (HAS_INIT_SECTION): Delete.
6891 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
6893 * Makefile.in (all.cross): Depend on xcpp$(exeext).
6895 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
6897 * pa.h (PREDICATE_CODES): New.
6899 * genrecog.c (validate_pattern): Condense the destination
6902 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
6904 * alpha.md (call-1): Supply missing mode for operator.
6905 (*): Add missing output reload constraints. Remove constraints
6908 * i386.h (SPECIAL_MODE_PREDICATES): New.
6909 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
6910 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
6911 (addsi_lea_3): Add missing mode for op 3.
6912 (prologue_set_got, prologue_get_pc): Add missing modes.
6913 (*) Add missing output reload constraints.
6915 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
6917 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
6918 check for member bit-size overflow and use var_size if it occurs.
6919 (layout_record): Use bitsize_int() to define the type size in bits.
6920 Likewise for computation and assignment to DECL_FIELD_BITPOS.
6921 (layout_decl): Likewise when assigning to DECL_SIZE.
6923 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
6925 * genrecog.c (validate_pattern): Typo last change. Verify
6926 that output operands have output reloads.
6928 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
6930 * genrecog.c (special_mode_pred_table): New.
6931 (NUM_SPECIAL_MODE_PREDS): New.
6932 (find_operand): New.
6933 (validate_pattern): New argument `insn'. Warn for assignment to
6934 any predicate accepting non-lvalues. Conditionaly warn for
6935 match_operand without a mode. Try much harder to match source
6936 and destination modes on a set.
6937 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
6939 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
6941 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
6943 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
6945 * combine.c (simplify_logical): Recognize xor pattern that encodes
6948 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6950 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
6953 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
6955 * ggc-page.c (MAP_FAILED): Provide default.
6957 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
6959 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
6960 * sparc.h (PREDICATE_CODES): Update.
6962 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
6964 * alpha.c (some_ni_operand): New.
6965 * alpha-protos.h: Declare it.
6966 * alpha.h (PREDICATE_CODES): Update.
6967 * alpha.md (sXaddq reload insns): Use some_ni_operand
6968 for SET_DEST instead of some_operand.
6970 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
6971 Jim Wilson <wilson@cygnus.com>
6973 * genrecog.c (maybe_both_true_2): Don't compare modes of
6975 (process_tree): Elide peephole2_insns. Invoke simplify_tests
6976 after find_afterward.
6977 (debug_decision_1): Dump next and afterward codes.
6979 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
6981 * rtl.c (dump_and_abort): Remove.
6982 (fatal_with_file_and_line): New.
6983 (fatal_expected_char): New.
6984 (read_rtx_lineno, read_rtx_filename): New.
6985 (read_skip_spaces): Track line number.
6986 (read_name): Use fatal_with_file_and_line.
6987 (read_rtx): Use fatal_expected_char. Track line number.
6988 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
6990 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
6991 if it isn't a CODE_LABEL.
6993 * genattr.c (main): Set read_rtx_filename.
6994 * genattrtab.c (main): Likewise.
6995 * gencodes.c (main): Likewise.
6996 * genconfig.c (main): Likewise.
6997 * genemit.c (main): Likewise.
6998 * genextract.c (main): Likewise.
6999 * genflags.c (main): Likewise.
7000 * genopinit.c (main): Likewise.
7001 * genoutput.c (main): Likewise.
7002 * genpeep.c (main): Likewise.
7004 * genrecog.c (decision_test.u.insn): Add `lineno'.
7005 (pattern_lineno, error_count): New variables.
7006 (message_with_line): New.
7007 (add_to_sequence): Break out checking code to ...
7008 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
7009 (merge_insn): Use message_with_line.
7010 (make_insn_sequence): Use validate_pattern. Record insn lineno.
7011 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
7013 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7015 * expr.c (store_constructor): Clear union if constructor is empty.
7017 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
7019 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
7020 Add !endian checks. Change %{...} to %(...).
7022 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
7024 * i386.md (*addsi3_cc): Renamed from addcsi3.
7025 (*addsi3_carry): Renamed from addxsi3.
7026 (*subsi3_cc): Renamed from subcsi3.
7027 (*subsi3_carry): Renamed from subxsi3.
7028 (*xorqi_cc_1): Renamed from xorcqi_1.
7029 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
7030 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
7032 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
7034 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
7035 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
7037 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
7039 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
7040 climb up the chain of insns.
7042 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
7044 * genrecog.c (write_subroutine): Careful for null trees.
7045 (process_tree): Don't elide empty functions.
7047 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
7049 * Makefile.in (genrtl.o): Depend on ggc.h.
7050 * configure.in (valloc): Probe for it.
7051 (with-gc): Use ggc-page if valloc present.
7052 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
7053 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
7054 (ggc_alloc_string): Moved from ggc-page.c.
7055 * ggc-none.c (ggc_alloc_obj): New.
7056 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
7057 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
7058 (struct globals): Likewise for dev_zero_fd.
7059 (init_ggc): Likewise for it's initialization.
7060 (ggc_allocated_p): Move careful dereference from ...
7061 (ggc_lookup_page_table): ... here. Delete.
7062 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
7063 (alloc_anon): Use valloc if no mmap.
7064 (release_pages): Use free if using valloc.
7065 (ggc_alloc_obj): Renamed from alloc_obj.
7066 (ggc_set_mark): Renamed from mark_obj.
7067 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
7068 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
7069 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
7070 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
7071 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
7072 (ggc_collect): Use fp printing instead of our own rounding.
7073 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
7074 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
7075 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
7076 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
7077 (struct ggc_string, struct ggc_any): Delete.
7078 (offsetof): Provide default definition.
7079 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
7081 (struct ggc_mem): New, from corpse of ggc_any.
7082 (struct ggc_status): Delete.
7083 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
7084 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
7085 (n_strings_collected, n_anys_collected): Delete.
7086 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
7087 (ggc_alloc_string, ggc_alloc): Delete.
7088 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
7089 (ggc_free_string, ggc_free_any): Delete.
7090 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
7091 (ggc_compare_addresses, ggc_mark_string): Delete.
7092 (ggc_mark_string_if_gcable, ggc_mark): Delete.
7093 (search_data): Delete.
7094 (struct globals): New.
7095 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
7096 (tree_insert, tree_lookup): New.
7097 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
7098 (clear_marks, sweep_objs): New.
7099 (ggc_collect): Gut. Use clear_marks, sweep_objs.
7100 (init_ggc): Set allocated_last_gc.
7101 (ggc_push_context): Gut. Use G.context.
7102 (ggc_pop_context): Likewise.
7103 (ggc_pop_context_1): New.
7104 (debug_ggc_tree): New.
7105 (debug_ggc_balance, tally_leaves): New.
7106 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
7107 (ggc_mark_string_if_gcable): Remove decl.
7108 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
7109 (ggc_mark_rtvec_children): New.
7110 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
7111 (ggc_mark_if_gcable): New decl.
7112 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
7113 (ggc_alloc_tree, ggc_alloc): Likewise.
7114 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
7115 (ggc_alloc_obj): New decl.
7116 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
7117 (ggc_alloc_tree, ggc_alloc): Likewise.
7118 (ggc_set_mark): New decl.
7119 * rtl.h (struct rtx_def): Remove gc_mark.
7120 (struct rtvec_def): Likewise.
7121 * tree.h (struct tree_common): Likewise.
7123 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
7125 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
7126 float_format and thread_file definitions.
7127 * configure: Rebuilt.
7129 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
7131 * extend.texi (Function Names): Document types of function names.
7133 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7135 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
7136 an earlyclobbered output conflict with RELOAD_INPUT reloads.
7138 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7140 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
7142 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7144 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
7146 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
7148 * collect2.c (main): Do prelimnary link on AIX if rflag.
7150 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
7152 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
7153 __CTOR_LIST__ in opposite order, which is the correct order for sorted
7155 (__do_global_dtors): similarly for __DTOR_LIST__.
7157 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7158 Diego Novillo <dnovillo@cygnus.com>
7160 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
7163 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
7165 * fixincl/*: Merged "no_bogosity" branch
7166 * fixincl/fixlib.h: protect against doubly defining t_bool
7167 * fixincl/server.h: protect against doubly defining t_bool
7169 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
7171 * genoutput.c: Include toplev.h.
7173 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
7175 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
7177 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
7178 * configure: Regenerate.
7180 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
7182 * gcse.c (delete_null_pointer_checks): Returns void.
7184 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7186 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
7187 * emit-rtl.c (copy_insn_1): Likewise.
7189 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
7191 * config/mips/mips.c (mips_build_va_list): Correct
7192 TREE_CHAIN setting when hard-float.
7193 (mips_va_start): Use corrected setting.
7194 (mips_va_arg): Likewise. Also pass a tree to build of
7195 POSTINCREMENT_EXPR rather than a naked 'int'.
7197 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
7199 * ggc.h (ggc_push_context): Fix comment.
7200 (ggc_pop_context): Likewise.
7201 (mark_string_if_gcable): Likewise.
7202 * ggc-common.c (ggc_mark_rtx_children): Use
7203 ggc_mark_string_if_gcable.
7204 * ggc-page.c (ggc_lookup_page_table): New function.
7205 (ggc_allocated_p): Likewise.
7206 (mark_obj): Fix formatting.
7207 (ggc_mark_string_if_gcable): New function.
7208 * ggc-simple.c (ggc_allocated_strings): New variable.
7209 (ggc_strings_used): Likewise.
7210 (ggc_compare_addresses): New function.
7211 (ggc_pop_context): Pop the `any' memory too.
7212 (ggc_mark_string_if_gcable): New function.
7213 (ggc_collect): Initialize and tear down ggc_allocated_strings.
7215 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
7217 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
7218 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
7219 * rs6000.c (expand_block_move): Match movstrsi_?reg register
7222 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
7224 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
7225 (sched_reg_live_length, sched_reg_basic_block): Delete.
7226 (current_block_num, bb_live_regs, old_live_regs): Delete.
7227 (dead_notes, struct sometimes): Delete.
7228 (sched_note_set, birthing_insn_p): Delete.
7229 (adjust_priority): Gut useless reg lifetime code.
7230 (create_reg_dead_note, attach_deaths): Delete.
7231 (attach_deaths_insn, new_sometimes_live): Delete.
7232 (finish_sometimes_live): Delete.
7233 (find_pre_sched_live, find_post_sched_live): Delete.
7234 (update_reg_usage): Delete.
7235 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
7236 (schedule_insns): Delete reg lifetime code.
7237 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
7238 (unlink_other_notes): Adjust REG_NOTE commentary.
7239 (reemit_notes): Use REG_SAVE_NOTE.
7240 (schedule_block): Likewise.
7241 (schedule_region): Allocate bitmap of blocks in region. Use
7242 count_or_remove_death_notes. Use update_life_info.
7244 * rtl.h (REG_SAVE_NOTE): New.
7245 * rtl.c (reg_note_name): Update.
7247 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
7249 * combine.c (refresh_blocks, need_refresh): New.
7250 (combine_instructions): Allocate refresh_blocks. Invoke
7251 update_life_info if needed.
7252 (distribute_notes): Mark refresh_blocks instead of installing
7254 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
7255 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
7257 * Makefile.in (recog.o): Depend on basic-block.h.
7259 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
7261 * genrecog.c (add_to_sequence): Thinko last change: delete
7262 shadowing allow_const_int variable.
7264 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7266 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
7267 __GNUC__ and __GNUC_MINOR__.
7269 * gansidecl.h: Likewise.
7275 * toplev.h: Likewise.
7281 * varray.c: Likewise.
7283 * varray.h: Likewise.
7285 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7287 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
7288 use one before a jump table.
7290 * rtl.def (ADDRESS): Change documentation to match reality.
7291 * md.texi: Don't document it.
7292 * gmicro.md (load address pattern): Use 'p' constraint, delete use
7295 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
7297 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
7299 * genrecog.c (add_to_sequence): Move allow_const_int test outside
7300 known predicate block; default allow_const_int true.
7301 (debug_decision_list): New.
7303 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
7305 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
7307 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
7309 * gcse.c (gcse_main): Avoid global optimizations if we have a
7310 large number of basic blocks and the ratio of edges to blocks
7312 (delete_null_pointer_checks): Likewise.
7314 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
7316 * c-common.c (check_format_info): Warn if format string isn't a
7319 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
7321 * configure.in (arm*-*-*): Don't let autoconf remove brackets
7322 * configure: regenerate
7324 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
7326 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
7327 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
7328 (peepholes): Re-enable.
7330 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
7332 * Makefile.in (flow.o): Depend on TREE_H.
7333 * basic-block.h (REG_SET_EQUAL_P): New.
7336 (free_regset_vector): Remove declaration.
7337 (flow_delete_insn_chain): Declare.
7338 (enum update_life_extent): New.
7339 (update_life_info, count_or_remove_death_notes): Declare.
7340 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
7341 Verify register live at bb->global_live_at_start before adding USE.
7342 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
7343 (CLEAN_ALLOCA): New.
7345 (PROP_*): New flags.
7346 (find_basic_blocks_1): Use alloc_EXPR_LIST.
7347 (clear_edges): Zero n_edges.
7348 (make_edge): Increment n_edges.
7349 (split_edge): Don't allocate bb->local_set. Increment n_edges.
7350 (flow_delete_insn_chain): Export.
7351 (delete_block): Decrement n_edges.
7352 (merge_blocks_nomove): Likewise.
7353 (life_analysis): Give life_analysis_1 PROP flags.
7354 (verify_wide_reg_1, verify_wide_reg): New.
7355 (verify_local_live_at_start): New.
7356 (update_life_info): Rewrite to call into propogate_block.
7358 (mark_regs_live_at_end): After reload, if epilogue as rtl,
7359 always mark stack pointer. Conditionally mark PIC register.
7360 After reload, mark call-saved registers, return regsiters.
7361 (life_analysis_1): Accept PROP flags not remove_dead_code.
7362 Call mark_regs_live_at_end before zeroing regs_ever_live.
7363 Use calculate_global_regs_live. Copy global_live_at_end before
7364 calling final propagate_block. Zero reg_next_use on exit.
7365 (calculate_global_regs_live): New.
7366 (allocate_bb_life_data): Don't allocate bb->local_set.
7367 (init_regset_vector, free_regset_vector): Remove.
7368 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
7369 Test flags before every operation. Warn if prologue/epilogue insn
7370 would have been deleted.
7371 (mark_set_regs, mark_set_1): Accept and use FLAGS.
7372 Use alloc_EXPR_LIST.
7373 (mark_used_regs): Accept and use FLAGS, not FINAL.
7374 Remove special handling for RETURN.
7375 (try_pre_increment): Use alloc_EXPR_LIST.
7376 (dump_flow_info): Dump n_edges.
7377 (unlink_insn_chain, split_hard_reg_notes): Remove.
7378 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
7379 (find_insn_with_note, new_insn_dead_notes): Remove.
7380 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
7381 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
7382 (replace_insns): Remove.
7383 (count_or_remove_death_notes): New.
7384 (verify_flow_info): Abort on error after all checks.
7385 (remove_edge): Decrement n_edges.
7386 (remove_fake_edges): Tweek format.
7387 * haifa-sched.c (schedule_insns): Use split_all_insns.
7388 * output.h (update_life_info): Remove declaration.
7389 * recog.c (split_all_insns): From the corpse of split_block_insns,
7390 do the whole function block by block. Use update_life_info.
7391 (recog_last_allowed_insn): New.
7392 (recog_next_insn): Mind it.
7393 (peephole2_optimize): Set it. Walk backwards through blocks.
7394 Use update_life_info.
7395 * rtl.h (update_flow_info, replace_insns): Remove declarations.
7396 (split_all_insns): Declare.
7397 * toplev.c (rest_of_compilation): Thread prologue before flow2.
7398 Use split_all_insns.
7400 * i386.md (or -1 peep2s): Disable.
7402 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
7404 * config/mips/mips.md (movstrsi+[123]) : Combine these into
7405 a single pattern. Scrap the 'd' versions as unnecessary.
7407 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
7408 tablejump_mips162,tablejump_internal4): The operands to a
7409 label_ref must be VOIDmode.
7411 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7413 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
7415 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
7417 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
7419 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
7421 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
7422 cache every function if ggc_p.
7424 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7426 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
7427 instead of copy_rtx. Accept sequences that contain asm statements.
7428 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
7429 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
7430 orig_asm_operands_vector, copy_asm_operands_vector,
7431 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
7433 * rtl.h (copy_insn, copy_insn_1): Declare.
7435 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7437 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
7439 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
7440 arguments to `current_file_function_operand'.
7442 * genrecog.c: Include hard-reg-set.h and resource.h in the
7443 generated output file.
7445 * real.c: Include tm_p.h.
7447 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7449 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
7452 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
7454 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
7455 before the fctiwz insn.
7457 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7458 Mark Mitchell <mark@codesourcery.com>
7460 * tree.c (make_lang_type_fn): New funtion pointer.
7461 (make_lang_type): Call it.
7462 * tree.h (make_lang_type): Declare.
7463 (make_lang_type_fn): Likewise.
7464 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
7466 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
7468 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
7469 make sure that HIGH instructions are copied into BASE_REGS.
7471 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
7473 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
7475 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
7477 * c-decl.c (finish_struct): Use simpler method of
7478 removing elements of a singly-linked list.
7480 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
7482 * alpha.md (peephole2's): Comment out peephole2's that generate
7485 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
7487 * genrecog.c (add_to_sequence): Disable mode check for
7490 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7492 * ggc-simple.c (init_ggc): Set empty_string.
7494 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
7496 * configure.in: Detect mmap. Add --with-gc=foo to select
7497 garbage collector; default to page if mmap available.
7498 * Makefile.in (GGC): Substitute.
7500 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
7502 * c-decl.c (ggc_p): Enable.
7504 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7506 * flow.c (verify_flow_info): Make it extern & unconditionally define.
7508 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
7510 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
7511 string for little-endian-data.
7513 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
7515 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
7516 case somebody tries to compile --enable-checking code with gcc
7519 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
7521 * genrecog.c (add_to_sequence): Verify operand to label_ref is
7524 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
7526 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
7527 * jump.c (jump_optimize_1): Document why.
7529 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7531 * collect2.c (scan_prog_file, scan_libraries): Prototype function
7532 pointers and casts for `int_handler' and `quit_handler'.
7534 * flow.c (verify_flow_info, split_hard_reg_notes,
7535 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
7536 remove_edge, remove_fake_successors): Add static prototypes.
7537 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
7538 (mark_set_1): Initialize variable `regno'.
7539 (unlink_insn_chain): Likewise for variable `curr'.
7540 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
7542 * loop.c (strength_reduce): Initialize variable
7543 `unrolled_insn_copies'.
7544 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
7545 prototypes. Change these functions to take const PTR parameters
7546 to avoid prototype conflict when used as the comparson argument
7548 (check_dbra_loop): Initialize variable `comparison_val'.
7550 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
7551 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
7552 (find_valid_class): Initialize variable `best_class'.
7553 (find_reloads): Call memcpy, not bcopy.
7555 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
7556 (hard_reg_use_compare): Don't needlessly cast away const.
7557 (reload_reg_class_lower): Likewise.
7558 (choose_reload_regs): Initialize variable `regno'.
7560 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
7562 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
7564 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
7566 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
7567 ({,d}discard): Add forward declarations. Declare parameter as
7569 (main_without_main): Explicitly declare return type to be int.
7570 (memcpy): Properly declare.
7572 * libgcc2.c (toplevel): If inhibit_libc is defined and not
7573 building the trampoline support, declare malloc, free, and
7575 (__clear_cache): Mark arguments as potentially unused.
7577 * frame.c (toplevel): If inhibit_libc is defined, declare
7580 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
7582 * flow.c (make_edge): Accept an optional 2D bitmap in which
7583 to cache edge existence. Update all callers.
7584 (make_label_edge, make_eh_edge): Pass through the edge cache.
7585 (make_edges): Provide the cache.
7587 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7589 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
7591 (local_mbtowc): Change the type of variable `i' from int to size_t.
7593 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
7594 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
7596 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
7598 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
7599 after other includes that define the appropriate types. Include
7600 tm_p.h for getting user prototypes.
7601 * ggc-callbacks.c (toplevel): Ditto.
7602 * ggc-none.c (toplevel): Ditto.
7603 * gcc-page.c (toplevel): Ditto.
7604 * ggc-simple.c (toplevel): Ditto.
7606 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
7607 Jonathan Larmour <jlarmour@cygnus.co.uk>
7609 * config/mips/mips.c (mips_move_2words): Split doubles if
7610 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
7612 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
7614 * genrecog.c (struct decision_test): New.
7615 (struct decision): Remove test-related members, sort the rest by size.
7616 (IS_SPLIT): Simplify.
7617 (new_decision, new_decision_test): New.
7618 (add_to_sequence): Use them. No special handling for args of
7620 (maybe_both_true): Renamed from not_both_true; return sense changed.
7621 (maybe_both_true_1, maybe_both_true_2): New. Broken out
7622 of maybe_both_true and adjusted for decision_test.
7623 (position_merit): Remove.
7624 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
7625 (merge_accept_insn): New, broken out of merge_trees.
7626 (merge_trees): Use them. No special case for c_test; no node
7627 splitting; use test type instead of position_merit.
7628 (factor_tests): New.
7629 (simplify_tests): New.
7630 (break_out_subroutines): Don't write code now.
7631 (find_afterward): New.
7632 (write_afterward, write_switch, write_cond): New.
7633 (write_action, is_unconditional): New.
7634 (write_node): New. Use them.
7635 (write_tree_1): Rewrite. Use the new functions above.
7636 (write_tree): Remove afterward processing.
7637 (write_subroutine): Simplify function variant emission.
7638 (write_subroutines): New.
7639 (same_codes, clear_codes): Remove.
7640 (same_modes, clear_modes): Remove.
7641 (write_header): New, broken out of main.
7642 (make_insn_sequence): Use new_decision and new_decision_test.
7643 (process_tree): New, broken out of main.
7644 (main): Adjust for merge_trees interface change.
7645 Don't #define operands in the output file.
7646 (record_insn_name): New, broken out of make_insn_sequence.
7647 (debug_decision_2, debug_decision_1, debug_decision_0): New.
7648 (debug_decision): New.
7650 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
7652 * resource.c (find_free_register): Mark class_str argument const.
7653 * resource.h: Update prototype to match.
7655 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
7656 * i386.md: Give all anonymous insns names.
7658 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
7660 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
7663 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
7665 * toplev.c (dbr_sched_time): Unconditional.
7666 (peephole2_time): New.
7667 (compile_file): Add pass numbers to all of the dump file suffixes.
7668 Dump peephole2_time. Don't dump times for non-applicable passes.
7669 (rest_of_compilation): Add pass numbers to dump file suffixes.
7670 Conditionalize calls to the scheduler.
7671 * invoke.texi: Update.
7673 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
7675 * flow.c (make_edges): Fix insn iteration.
7676 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
7677 (find_basic_blocks_1): Fix spelling mistake.
7679 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
7681 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
7682 always have side-effects. Use memset not bzero.
7683 (make_node): Likewise.
7685 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
7687 * stmt.c (expand_anon_union_decl): When any of the elements of the
7688 union is addressable, so is the entire union.
7690 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
7692 * sbitmap.c (sbitmap_ones): Don't set too many bits.
7694 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
7695 * bitmap.c (bitmap_operation): Return true iff TO changed.
7696 (bitmap_equal_p): New.
7697 (bitmap_bit_p): Tidy arithmetic.
7698 (debug_bitmap_file): Likewise.
7700 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
7702 * toplev.c (rest_of_compilation): Turn on cse_not_expected
7703 before cse2 instead of after.
7705 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
7707 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
7710 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7712 * cppinit.c (is_idchar initializer): Loosen tests to accept
7715 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
7717 * mips.md: Define conditional move patterns for floating point
7718 operands and DI mode conditions.
7720 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
7722 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
7723 always have side-effects.
7725 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
7727 * mn10200.c (asm_file_start): Fix typo.
7729 * cppinit.c (is_idchar initializer): Tighten tests for when
7730 to put the table into initialized memory.
7732 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
7733 not an array of rtunion.
7734 * gcc-page.c (ggc_alloc_rtvec): Similarly.
7735 * gcc-simple (ggc_free_rtvec): Similarly.
7737 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
7740 * mbchar.h: Add missing #endif.
7742 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
7743 (FPBIT, DPBIT): Define.
7745 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7747 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
7749 * profile.c (instrument_arcs, output_gcov_string,
7750 tablejump_entry_p): Add static prototypes.
7751 (output_gcov_string): Constify a char*.
7753 * regmove.c (replacement_quality, fixup_match_2): Add static
7756 * resource.h (reg_dead_p): Add extern prototype.
7758 * rtl.c (trim_filename): Add static prototype.
7760 * scan-decls.c (skip_to_closing_brace): Likewise.
7762 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
7763 (expand_end_case): Initialize variable `range'.
7764 (emit_case_nodes): Remove unused prototype `rtx_fn'.
7766 * varasm.c (asm_emit_uninitialised): Add static prototype.
7767 (asm_emit_uninitialised, assemble_variable): Mark parameter with
7770 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7772 * cpplib.c (if_directive_nameo): Add static prototype.
7774 * cse.c (cse_insn): Remove unused variable `p'.
7776 * except.c (create_rethrow_ref, push_entry,
7777 receive_exception_label, new_eh_region_entry, find_func_region,
7778 clear_function_eh_region, process_nestinfo): Add static prototypes.
7779 (get_reg_for_handler): Hide definition.
7780 (process_nestinfo): Initialize variable `extra_handlers'.
7782 * expr.h (expand_builtin_longjmp): Add extern prototype.
7784 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
7786 * function.c (prepare_function_start): Likewise.
7787 (pop_function_context_from): Mark parameter `context' with
7789 (push_temp_slots_for_block, flush_addressof): Hide definition.
7791 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
7792 solve_program_flow_graph, calculate_branch_probs,
7793 function_summary, main, fancy_abort): Add prototypes.
7795 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
7796 (add_hash): Constify a char*.
7798 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
7799 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
7800 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
7802 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
7804 * lists.c (free_list, zap_lists): Likewise.
7806 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7808 * alias.c (nonlocal_reference_p): Add static prototype.
7810 * bitmap.c (bitmap_element_allocate): Prototype args in function
7813 * builtins.c (stabilize_va_list): Add static prototype.
7814 (expand_builtin_va_arg): Constify a char*.
7816 * c-lex.c (getch, put_back, extend_token_buffer_to,
7817 read_line_number, token_getch, token_put_back): Add static
7820 * c-parse.gperf (hash, is_reserved_word): Likewise.
7822 * cccp.c (is_dir_separator): Likewise.
7824 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7826 * graph.h: New file to prototype functions exported by graph.c.
7828 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
7830 * graph.c: Include graph.h.
7832 * toplev.c: Likewise. Remove redundant prototypes.
7834 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
7836 * invoke.texi: Removed duplicated description for -Q.
7838 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
7840 * extend.texi: Grammar fix in __extension__ text.
7842 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
7844 * md.texi (define_peephole2): New section.
7846 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
7848 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
7849 (mov $-1 to or peepholer): Enable for pentium when optimizing for
7852 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
7854 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
7856 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
7858 * i386.md (ffs expander): Emit Pentium friendly code for
7861 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
7863 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
7867 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7869 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
7871 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
7873 * config/m68k/m68k.c (use_return_insn): Return false if the pic
7876 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7878 * md.texi (No Constraints): Delete section.
7879 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
7880 * final.c (final_scan_insn): We always have register constraints.
7881 * genattrtab.c: Don't include "insn-config.h".
7882 (write_attr_case): We always have register constraints.
7883 * genconfig.c (register_constraint_flag): Delete.
7884 (walk_insn_part): Don't check whether we have register constraints.
7885 (main): Don't write out "#define REGISTER_CONSTRAINTS".
7886 * genoutput.c (have_constraints): Delete.
7887 (main): Don't set it.
7888 (output_operand_data): We always have constraints.
7889 (scan_operands): Likewise.
7890 (compare_operands): Likewise.
7891 * local-alloc.c (block_alloc): We always have constraints.
7892 (requires_inout): Always compile this function.
7893 * recog.c (extract_insn): We always have constraints.
7894 (constrain_operands, reg_fits_class_p): Always compile these
7896 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
7898 (struct insn_operand_data): Likewise.
7899 * regclass.c (regclass): We always have constraints.
7900 (record_reg_classes, copy_cost, record_address_regs,
7901 auto_inc_dec_reg_p): Always compile these functions.
7902 * regmove.c (regmove_optimize): We always have constraints.
7903 * reload.c (find_reloads): Likewise.
7904 * reload1.c (reload): Likewise.
7905 (reload_cse_simplify_operands): Likewise.
7906 * i860.c (output_delay_insn): Likewise.
7908 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
7910 * iris6.h (BUILD_VA_LIST_TYPE): Define.
7912 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7914 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
7915 for the va_list record.
7917 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
7919 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
7922 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
7924 * alias.c: Include insn-flags.h.
7925 * Makefile.in (alias.o): Update.
7927 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
7929 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
7930 to LTU and GEU. Handle more cases using sbb.
7932 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
7934 * i386.md (truncatexfdf splitters): Do not use subreg.
7935 (fop XFmode patterns): Fix mode in operand testing.
7937 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
7939 * jump.c (jump_optimize_1): Amend last change to test only the
7940 form of the operand, not the insn.
7942 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
7943 not register_operand to determine when B may need preloading.
7945 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
7947 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
7948 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
7949 (call-value patterns): Move to end of file.
7950 (*): Remove mode from label_ref in (pc) context.
7951 (movstrqi): Use memory not general_operand for BLKmode operands.
7952 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
7953 to register_operand operands.
7954 (peep2 patterns): Convert from commented-out peephole patterns.
7956 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7958 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
7959 to BUILT_IN_INIT_DWARF_REG_SIZES.
7960 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
7961 Renamed from BUILT_IN_DWARF_REG_SIZE; call
7962 expand_builtin_init_dwarf_reg_sizes.
7963 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
7964 with __builtin_init_dwarf_reg_size_table.
7965 * dwarf2out.c (struct reg_size_range): Delete.
7966 (expand_builtin_init_dwarf_reg_sizes): New function.
7967 (expand_builtin_dwarf_reg_size): Delete.
7968 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
7969 (expand_builtin_dwarf_reg_size): Don't declare.
7970 * libgcc2.c (dwarf_reg_size_table_initialized): New.
7971 (dwarf_reg_size_table): New.
7972 (init_reg_size_table): New function.
7973 (copy_reg): Use dwarf_reg_size_table.
7974 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
7977 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
7979 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
7980 Correctly build argument list to constructor and destructor functions.
7982 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
7984 * c-tree.h (warn_float_equal): Declare.
7985 * c-decl.c (warn_float_equal): Define.
7986 (c_decode_option): Recognize -W[no-]float-equal.
7987 * c-typeck.c (build_binary_op): Conditionally warn
7988 about equality tests of floating point types.
7989 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
7990 * invoke.texi: Add docs for -Wfloat-equal warning.
7992 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
7994 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
7995 generating RTL directly.
7996 * mips.h (INIT_TARGET_OPTABS): Likewise.
7997 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
7999 * expr.h (init_mov_optab): Delete declaration
8001 * h8300.c (WORD_REG_USED): Update to avoid useless register
8002 saves in interrupt functions and functions which never return.
8004 * cse.c (struct set): Delete inner_dest_loc field.
8005 (cse_insn): Remove assignments to inner_dest_loc field.
8007 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
8009 * ggc-page.c: Don't include <unistd.h> etc taken care of
8010 by "system.h". Include <sys/mman.h> afterward.
8012 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
8014 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
8017 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
8019 * xcoffout.c (xcoffout_declare_function): Add documentation.
8020 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
8021 TARGET_64BIT. Compare constant to -1, not bit pattern.
8022 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
8023 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
8026 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
8028 * dwarf2out.c (add_abstract_origin_attribute): Abort if
8030 (gen_inlined_enumeration_type_die): Do not abort if the type has
8031 not been writeen out.
8032 (gen_inlined_structure_type_die): Do not abort if the type has
8033 not been writeen out.
8034 (gen_inlined_union_type_die): Do not abort if the type has
8035 not been writeen out.
8036 (gen_tagged_type_instantiation_die): Do not abort if the type
8037 has not been written out.
8039 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8041 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
8043 * reg-stack.c (straighten_stack): Copy hard reg set with
8046 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
8048 * builtins.c (stabilize_va_list): Stabilize array type va_list
8049 to a pointer type, not the base record type.
8050 (expand_builtin_va_copy): Dereference the pointers explicitly;
8051 use the correct size for the copy.
8053 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
8054 (rs6000_va_arg): Likewise.
8056 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
8058 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
8060 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
8062 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
8064 (DECL_BUILT_IN_CLASS): Adjust accordingly.
8066 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
8068 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
8069 (init_ggc): Use it instead of a constant.
8070 (ggc_collect): Bound allocated_last_gc by it.
8072 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
8074 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
8077 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
8079 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
8080 (mips*-*-openbsd*): Let big endian configuration be a fragment.
8082 * config/mips/openbsd.h: New, OpenBSD little endian target.
8083 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
8084 * config/mips/xm-openbsd.h: New, OpenBSD host.
8086 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
8088 * config/m68k/m68k.c (output_function_prologue,
8089 output_function_epilogue): Use
8090 current_function_uses_pic_offset_table instead of regs_ever_live
8091 to decide whether to save/restore pic register.
8092 (legitimize_pic_address): Don't modify regs_ever_live any more.
8094 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
8096 * function.h (struct function): Add x_dont_save_pending_sizes_p.
8097 * stor-layout.c (variable_size): Don't add sizes to the pending
8098 sizes list if x_dont_save_pending_sizes_p is set.
8100 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
8102 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
8103 for symbolic_operand().
8104 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
8106 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8108 * combine.c (gen_rtx_combine): Add missing call to va_end().
8110 * final.c (asm_fprintf): Likewise.
8112 * genattrtab.c (attr_rtx): Likewise.
8114 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
8116 * cse.c: Update comments.
8117 (cse_insn): When converting a conditional/computed jump into
8118 an unconditional jump, always make sure a BARRIER immediately
8119 follows the converted jump. Do not delete unreachable code.
8120 (cse_basic_block): Do not delete unreachable code.
8121 * toplev.c (rest_of_compilation): Move call to
8122 delete_trivially_dead_insns after the conditional call to
8125 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8127 * collect2.c (make_temp_file): Don't prototype.
8129 * gcc.c (make_temp_file): Likewise.
8131 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
8133 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
8135 * varasm.c (asm_emit_uninitialised): New function: Generate
8136 the assembler statements necessary to declare an uninitialised
8138 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
8140 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
8141 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
8143 (assemble_variable): Use asm_emit_uninitialised to emit an
8144 uninitialised variable.
8146 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
8148 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
8149 constant on a 64 bit host. Patch supplied by Geoffrey Keating
8150 <geoffk@cygnus.com>.
8152 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8154 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
8155 * c-common.h (builtin_function): Don't declare.
8157 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
8159 (pushdecl): Likewise.
8160 (finish_decl): Likewise.
8161 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
8162 int. All callers changed.
8163 Set the builtin's DECL_BUILT_IN_CLASS.
8164 * tree.h (enum built_in_class): New.
8165 (enum built_in_function): Delete NOT_BUILT_IN.
8166 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
8168 (DECL_SET_FUNCTION_CODE): Likewise.
8169 (DECL_BUILT_IN_CLASS): New macro.
8170 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
8171 (struct tree_decl): Split builtin function code field into a
8173 (builtin_function): Declare.
8175 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
8177 * optabs.c (init_traps): Fix typo in last change.
8179 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
8181 * toplev.c (rest_of_decl_compilation): Update comment.
8183 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
8185 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
8186 in .sbss if appropriate.
8187 (EXTRA_SECTION_FUNCTIONS): Add sbss.
8188 (SBSS_SECTION_ASM_OP): New macro.
8189 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
8190 (EXTRA_SECTIONS): Add in_sbss.
8191 * config/mips/mips.h: Prototype sbss_section.
8193 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
8195 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
8198 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
8200 * optabs.c (init_traps): Register trap_rtx as a GC root.
8202 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8204 * config/mips/mips.c (function_arg_pass_by_reference): Define
8205 unconditionally, since it's called unconditionally.
8207 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
8209 * toplev.c (documented_lang_options): Add -fshort-wchar.
8210 * c-decl.c (c_decode_option): Likewise.
8211 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
8213 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
8214 * gcc.c (default_compilers): If -fshort-wchar,
8215 override __WCHAR_TYPE__.
8216 * tm.texi (C Dialect Options): Add -fshort-wchar.
8218 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
8219 symbol for a variable.
8221 * cpplib.h (CPP_PREPROCESSED): New macro.
8222 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
8223 we're seeing this input for a second time.
8225 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
8227 * emit-rtl.c (init_emit_once): Initialize modes first.
8229 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
8231 * config/i386/i386.c (pic_label_name): Change to char pointer.
8232 (global_offset_table): New variable.
8233 (load_pic_register): Fill global_offset_table if it hasn't
8234 already been done. Allocate pic_label_name dynamically.
8235 * ggc.h (empty_string): New variable.
8236 * ggc-simple.c (empty_string): Likewise.
8237 (init_ggc): Allocate empty_string and add as root.
8238 * stmt.c (digit_strings): New variable.
8239 (init_stmt): Add last_block_end_note as root. Allocate and
8240 initialize digit_strings.
8241 (expand_asm_operands): Use empty_string instead of string
8242 constant. Use digit_strings instead of string constants.
8243 * profile.c (init_arc_profiler): Allocate string with
8244 ggc_alloc_string instead of xmalloc.
8245 (output_func_start_profiler): Likewise.
8246 * c-typeck.c (digest_init): Check if init is error_mark_node.
8248 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
8249 Richard Henderson <rth@cygnus.com>
8251 * ggc-page.c: New file.
8252 * Makefile.in (ggc-page.o): New.
8254 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
8256 * invoke.texi: Document -fdelete-null-pointer-checks
8257 * toplev.c (flag_delete_null_pointer_checks): New.
8258 (f_options): Add entry for -fdelete-null-pointer-checks.
8259 (rest_of_compilation): Conditionalize null pointer check
8260 elimination on flag_delete_null_pointer_checks.
8261 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
8263 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
8265 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
8266 copyright notice and special exception to GPL.
8268 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8270 * abi64.h (mips_function_value): Add prototype arguments.
8272 * mips-protos.h: New file with mips prototypes.
8274 * mips.c: Include "tm_p.h".
8275 (mktemp, lookup_name): Add prototype arguments.
8276 (extern_list, string_constant, mips_fill_delay_slot,
8277 mips_output_external, mips_output_external_libcall,
8278 mips_output_filename, mips_declare_object, function_prologue,
8279 mips_expand_prologue, function_epilogue, mips16_constant,
8280 build_mips16_function_stub, mips_output_conditional_branch):
8282 (mips_va_start): Remove unused variable `u'.
8283 (mips_va_arg): Cast value to unsigned when comparing against one.
8285 (save_restore_insns, mips_expand_prologue): Add missing arg in
8286 call to `large_int'.
8288 * mips.h: Move prototypes to mips-protos.h.
8289 (data_section, memory_address_p, rdata_section,
8290 readonly_data_section, simple_epilogue_p, text_section): Delete
8291 prototypes delcared elsewhere.
8292 (mips_epilogue_delay_slots, print_options): Delete unused decls.
8294 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
8296 * mips.md: Delete extra args in call to `mips_move_2words'.
8298 * xm-iris6.h (alloca): Add prototype argument.
8300 * genpeep.c: Include "tm_p.h" in generated output file.
8302 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8304 * basic-block.h (find_edge_index): Change parameters.
8305 * flow.c (verify_edge_list): Pass basic_block parameters to
8306 find_edge_index instead of integers.
8308 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
8310 * combine.c (simplify_comparison): Use an unsigned shift to adjust
8313 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
8315 * gcc.1: Fix a formatting error.
8317 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
8319 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
8320 i786, mn10200, mn10300, pdp11, v850.
8322 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
8324 * libgcc2.c (num_digits): Add prototype with
8325 __attribute__((const)).
8326 (__terminate): Add prototype.
8328 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
8330 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
8332 * alpha/alpha.c (print_operand): Fix type of `code'.
8333 (alpha_output_filename): Constify.
8334 * alpha/alpha.h: Move all function declarations ...
8335 * alpha/alpha-protos.h: ... here. New file.
8336 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
8337 (SECTION_FUNCTION_TEMPLATE): Likewise.
8339 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8341 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
8342 * expr.c (expand_expr): Likewise.
8343 (do_jump): Likewise.
8344 (do_store_flag): Pass ccp_store_flag to can_compare_p.
8345 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
8347 (enum can_compare_purpose): New.
8348 (can_compare_p): Adjust prototype.
8349 (prepare_cmp_insn, prepare_operand): Declare.
8350 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
8351 * optabs.c (cmp_available_p): Deleted.
8352 (expand_abs): Pass ccp_jump to can_compare_p.
8353 (can_compare_p): New arg PURPOSE. Check for combined optabs.
8354 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
8355 Call can_compare_p rather than cmp_available_p.
8356 (prepare_operand): No longer static.
8357 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
8358 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
8359 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
8360 sequence to use emit_cmp_and_jump_insns.
8361 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
8363 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
8365 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
8366 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
8367 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
8368 (plus (reg) (const_int 0))
8369 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
8371 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
8373 * rs6000.c (expand_block_move): DImode loads and stores require
8374 word-aligned displacements. Increment address registers with
8375 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
8377 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
8379 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
8380 is no name for the base type, rather than segfault. If we are
8381 writing out a complex integer type, use DW_ATE_lo_user.
8383 * expr.c (emit_move_insn_1): If we are copying a complex that fits
8384 in one word or less (complex char, complex short, or on 64 bit
8385 systems complex float) to/from a hard register, copy it through
8386 memory instead of dying in gen_{real,imag}part. If we have a
8387 short complex type, prevent inlining since it allocates stack
8390 * tree.c (build_complex_type): If we are writing dwarf2 output,
8391 generate a name for complex integer types.
8393 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8395 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
8396 * flow.c (remove_edge): Remove extra whitespace.
8397 (remove_fake_edges): Fix comment.
8398 (add_noreturn_fake_exit_edges): Use the correct name.
8400 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
8402 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
8403 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
8404 (clean): Depend on INTL_CLEAN.
8405 (maintainer-clean): Adjust.
8407 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8409 * configure.in (AC_PREREQ): Bump to 2.13.
8410 (AC_C_STRINGIZE): Call this instead of using a custom macro.
8412 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
8414 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
8416 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
8418 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
8419 (HAVE_STRINGIZE): Define.
8421 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
8423 * c-parse.in: save and restore warn_pointer_arith on __extension__
8424 along with pedantic.
8425 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
8426 Set the type of extension to itype rather than $<itype>1 kludge.
8427 * extend.texi (Alternate Keywords): Adjust documentation.
8428 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
8430 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
8432 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
8433 most assembler templates.
8435 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
8436 FP loads and stores.
8437 (following_call): Always return zero for the PA8000.
8438 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
8439 FP loads and stores.
8440 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
8442 * pa.h (BRANCH_COST): Define.
8444 * pa.md (return, return_internal): Use bve for PA2.0.
8446 * pa.md (fused multiply): Add variants which reduce height for the
8447 fused multiply, but which still generate 2 insns.
8448 (fnegabs): Similarly.
8450 * pa.md (subsi3): Turn into an expander. Create two anonymous
8451 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
8452 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
8454 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
8456 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
8458 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
8459 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
8461 * regclass.c (init_regs): Add "top_of_stack" as a garbage
8464 * flow.c (record_active_eh_regions): Terminate loop after finding
8465 the last insn in the last basic block.
8467 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8469 * config/c4x/c4x.md: Delete parallel instruction peepholes.
8471 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8473 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
8475 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8477 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
8478 splitting to not use output template.
8480 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8482 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
8483 * config/c4x/c4x.c (c4x_va_start): New function.
8485 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
8487 * genrecog.c (not_both_true): Handle correctly cases when called for
8488 tests with different positions in the insn.
8490 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8492 * machmode.h (HOST_PTR_PRINTF): Move from here ...
8494 * system.h (HOST_PTR_PRINTF): ... to here.
8496 * mips-tfile.c: Don't include machmode.h.
8498 * Makefile.in (MACHMODE_H): New variable. Update to use it.
8499 (mips-tfile.o): Don't depend on machmode.h.
8501 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8503 * haifa-sched.c (sched_analyze): Rename local variable `region' to
8504 avoid conflicts with typedef struct `region' at the top level scope.
8506 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
8508 * basic-block.h (basic_block): Add eh_beg, eh_end.
8509 * flow.c (entry_exit_blocks): Update.
8510 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
8512 (find_basic_blocks_1): Don't record eh_list at each bb. Use
8513 lists.c functions to allocate insn lists.
8514 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
8516 (make_eh_edge): ... here. New.
8517 (move_stray_eh_region_notes): New.
8518 (record_active_eh_regions): New.
8519 (delete_unreachable_blocks): Split out block merging ...
8520 (try_merge_blocks): ... here. New.
8521 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
8522 Dump debugging data.
8523 (merge_blocks_move_successor_nojumps): Likewise.
8524 (merge_blocks): Use eh_beg+eh_end to validate block movement.
8526 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
8528 * extend.texi (Bound member functions): Document unbound pmf
8531 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8533 * flow.c (split_edge): Handle insertion on a fallthrough edge which
8534 has the EXIT_BLOCK as a dest.
8536 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8538 * flow.c (remove_edge): New function to remove an edge from the
8540 (remove_fake_successors): New function to remove fake successor edges.
8541 (remove_fake_edges): New function to remove all fake edges from the
8543 (add_fake_exit_edges): New function to add fake edges from all blocks
8544 with no successors to the exit block.
8545 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
8546 prototypes for new functions.
8548 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8550 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
8551 Use Pmode to determine whether to output .dword or .word.
8553 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
8555 * tree.c (built_in_filename): New variable.
8556 (BUILT_IN_FILENAME): New macro.
8557 (init_tree_codes): Allocate built_in_filename.
8558 (make_node): Use built_in_filename instead of string constant.
8560 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
8562 * configure.in: Add fr30 target.
8563 * configure: Regenerate.
8564 * config/fr30: New directory.
8565 * config/fr30/crti.asm: New file.
8566 * config/fr30/fr30.c: New file.
8567 * config/fr30/crtn.asm: New file.
8568 * config/fr30/fr30.h: New file.
8569 * config/fr30/fr30.md: New file.
8570 * config/fr30/lib1funcs.asm: New file.
8571 * config/fr30/t-fr30: New file.
8572 * config/fr30/xm-fr30.h: New file.
8574 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
8576 * flow.c (merge_blocks_move_successor_nojumps): Delete the
8577 BARRIER at the end of the successor, not the BARRIER before
8580 * pa.c (pa_add_gc_roots): Fix thinko in last change.
8582 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
8584 * stmt.c (any_pending_cleanups): Don't crash when
8585 current_function->stmt is unset.
8587 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8589 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
8590 other initializations that may use it for relative offsets.
8592 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8594 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
8595 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
8596 * config/i386/sol2dbg.h: Removed.
8597 * config/i386/sol2gas.h: New file, to enable gas work-around.
8598 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
8599 Don't use sol2dbg.h.
8600 * configure: Rebuilt.
8602 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
8604 * invoke.texi (-fthis-is-variable): Remove documentation.
8606 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
8608 * basic-block.h (compute_bb_for_insn): Declare.
8609 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
8610 to use; set size of basic_block_for_insn directly.
8611 (find_basic_blocks): Update.
8613 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8615 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
8617 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8619 * crtstuff.c (ON_EXIT): Delete empty macro definition.
8620 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
8622 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
8624 * c-decl.c (c_decode_option): Extend comment.
8626 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
8628 * toplev.c (progname): Make 'const char *'
8629 (flag_print_mem): Move out of main.
8630 (version_flag): Move out of main.
8631 (filename): Move out of main.
8632 (debug_args): Remove g prefix from options.
8633 (documented_lang_options): Remove cpplib specific options.
8634 (display_help): Add g prefix to debug options.
8635 (check_lang_option): Delete this function.
8636 (decode_d_option): New function: Decode -d... option.
8637 (decode_f_option): New function: Decode -f... option.
8638 (decode_W_option): New function: Decode -W... option.
8639 (decode_g_option): New function: Decode -g... option.
8640 (independent_decode_option): New function: Decode a language
8641 independent command line option.
8642 (main): Invoke lang_decode_option and then
8643 independent_decode_option on each command line option in
8646 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
8648 Revert this change. Gavin's patch to operand_equal_p is a better fix.
8649 * fold-const.c (fold_range_test): Do not try to fold the range
8650 test if the rhs or lhs has side effects.
8652 * basic-block.h (compute_flow_dominators): Declare.
8654 * gcse.c (alloc_code_hoist_mem): New function.
8655 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
8656 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
8657 (hoist_code, one_code_hoisting_pass): Likewise.
8658 (gcse_main): If optimizing for size, then hoist expressions
8659 computed in multiple dominated basic blocks.
8661 * gcse.c (invalid_nonnull_info): New function.
8662 (delete_null_pointer_checks): Likewise.
8663 * rtl.h (delete_null_pointer_checks): Declare.
8664 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
8666 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
8667 (merge-blocks_move_successor_nojumps): Likewise.
8668 (merge_blocks): Allow merging of some blocks, even if it requires
8669 physical movement of the blocks, but not if it requires new jumps.
8671 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
8672 Callers and prototype changed.
8673 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
8675 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8677 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
8678 -YP when both -p and -pg are present. From i386/sol2.h.
8680 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8682 * Makefile.in (distclean): Delete tm_p.h.
8683 * configure.in: Create a new file, "tm_p.h", from a list in
8684 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
8685 "i386/i386-protos.h".
8687 * alias.c: Include "tm_p.h".
8688 * c-typeck.c: Likewise.
8689 * calls.c: Likewise.
8691 * emit-rtl.c: Likewise.
8692 * explow.c: Likewise.
8693 * expmed.c: Likewise.
8695 * final.c: Likewise.
8697 * fold-const.c: Likewise.
8698 * function.c: Likewise.
8700 * global.c: Likewise.
8701 * haifa-sched.c: Likewise.
8702 * integrate.c: Likewise.
8704 * local-alloc.c: Likewise.
8706 * optabs.c: Likewise.
8707 * recog.c: Likewise.
8708 * reg-stack.c: Likewise.
8709 * regclass.c: Likewise.
8710 * regmove.c: Likewise.
8711 * reload.c: Likewise.
8712 * reload1.c: Likewise.
8713 * reorg.c: Likewise.
8714 * resource.c: Likewise.
8716 * stor-layout.c: Likewise.
8717 * toplev.c: Likewise.
8719 * unroll.c: Likewise.
8720 * genattrtab.c (main): Make generated file include "tm_p.h".
8721 * genemit.c (main): Likewise.
8722 * genoutput.c (main): Likewise.
8723 * genrecog.c (main): Likewise.
8725 * i386.h: Delete all prototypes.
8726 * i386.c: Include "tm_p.h".
8727 (ix86_attr_length_default): Call constant_call_address_operand
8728 with correct number of arguments.
8729 * i386-protos.h: New file.
8730 * i386.md (unnamed patterns): Call constant_call_address_operand
8731 with correct number of arguments.
8732 (exception_receiver): Call load_pic_register with correct number
8735 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
8737 * c-pragma.c (mark_align_stack): Dereference the void* properly.
8739 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
8741 * rtl.h (insns_safe_to_move_p): New function.
8742 * loop.c (find_and_verify_loops): Use it.
8743 * rtlanal.c (insns_safe_to_move_p): Define it.
8745 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
8747 * c-pragma.c: Include ggc.h.
8748 * Makefile.in (c-pragma.o): Update.
8750 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8752 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
8753 (LIB_SPEC): Likewise.
8754 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
8755 Reindent -YP/-p/-pg.
8756 Copied from config/sparc/sol2.h.
8758 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
8760 * c-pragma.c (mark_align_stack): New.
8762 * c-pragma.h (init_pragma): Declare it.
8763 * c-lex.c (init_parse): Call it.
8765 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8767 * configure.in: Pick up thread library on Solaris/x86 just
8768 like on Solaris/sparc.
8769 * configure: Rebuilt.
8771 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
8773 * rtl.h (global_rtx_index): New enum.
8774 (global_rtl): Change to array of rtx.
8775 (pc_rtx, cc0_rtx): Redefine accordingly.
8776 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
8777 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
8778 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
8779 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
8780 (const_int_rtx): Change to array of rtx.
8781 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
8783 * emit-rtl.c (global_rtl): Change to array of rtx.
8784 (const_int_rtx): Change to aray of rtx.
8785 (gen_rtx_CONST_INT): Redefine accordingly.
8786 (init_emit_once): Allocate and initialize global_rtl. Likewise
8787 for const_int_rtx. Add both as GC roots.
8788 * genattrtab.c (global_rtl): Update declaration.
8790 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
8792 * Makefile (USER_H): Add iso646.h back.
8794 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
8796 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
8797 zapping the LOG_LINKS of sched_before_next_call.
8799 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
8800 * pa.c (insn_refs_are_delayed): Renamed from
8801 insn_sets_and_refs_are_delayed.
8803 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
8805 * functiion.h (struct function): Add x_whole_function_mode_p.
8806 (retrofit_block): Declare.
8807 * function.c (retrofit_block): New function.
8808 (identify_blocks): Add assertions. Allow an incomplete set of
8809 block notes if we're still generating code for the function.
8810 * integrate.c: Include loop.h.
8811 (expand_inline_function): Call find_loop_tree_blocks to map block
8812 notes to blocks when in whole-function mode. Use retrofit_block
8813 to insert new BLOCKs for the inlined function, rather than
8815 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
8816 * Makefile.in (integrate.o): Depend on loop.h.
8818 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
8820 * tree.h (warn_about_unused_variables): Declare.
8821 * stmt.c (warn_about_unused_variables): New function, split out
8823 (expand_end_bindings): Here.
8825 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
8827 * stmt.c (preserve_subexpressions_p): Don't crash when
8828 current_function->stmt is unset.
8830 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
8832 * stmt.c (expand_start_bindings): Allow callers to pass a flag
8833 indicating that no NOTE_INSN_BLOCK_BEG note is required.
8834 (expand_start_target_temps): Use it.
8835 * except.c (expand_eh_region_start_for_decl): Likewise.
8836 * expr.c (expand_expr): Likewise.
8838 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8840 * fold-const.c (operand_equal_p): Pay attention to side effects.
8842 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
8844 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
8845 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
8847 * tlink.c (scan_linker_output): Look for keywords before accepting
8848 a mangled name in quotes.
8850 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
8852 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
8853 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
8855 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
8857 * alpha.md: Revert Thu Nov 26 change that came in through the
8858 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
8859 Avoid earlyclobber when possible.
8861 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8863 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
8865 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
8866 Define HAVE_ON_EXIT.
8868 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8870 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
8871 CTYPE_CONV in all ctype macros.
8873 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
8876 * cexp.y (initialize_random_junk): Likewise.
8878 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
8880 * i370.c (handle_pragma): Likewise.
8882 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
8884 * v850.c (override_options): Likewise.
8886 * doprint.c (_doprnt): Likewise.
8888 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
8891 * fixinc/server.c (load_data): Likewise.
8893 * fold-const.c (real_hex_to_f): Likewise.
8895 * genattr.c (write_upcase, gen_attr): Likewise.
8897 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
8898 write_upcase): Likewise.
8900 * genemit.c (print_code): Likewise.
8902 * genopinit.c (gen_insn): Likewise.
8904 * genpeep.c (print_code): Likewise.
8906 * genrecog.c (print_code): Likewise.
8908 * optabs.c (init_libfuncs): Likewise.
8910 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
8912 * haifa-sched.c (sched_analyze): Keep the list of notes organized
8914 (reemit_notes): Likewise.
8916 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
8918 * ggc.h (ggc_root): Move to ggc-common.c.
8920 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
8921 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
8922 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
8923 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
8924 * ggc-common.c (ggc_root): Move from ggc.h.
8925 (roots): Declare, static.
8926 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
8927 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
8928 null or check/set mark bit.
8929 (ggc_mark_roots): New.
8930 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
8932 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
8934 * m32r.c: Include toplev.h.
8935 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
8936 (gen_compare): Rename swap_p to must_swap to match uses.
8937 Add default abort case.
8938 (m32r_output_function_epilogue): Remove unused variables.
8939 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
8940 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
8941 define to empty parameter list. Update all uses.
8942 (predicate decls): Use enum machine_mode not int.
8943 * m32r.md (movsi): Call abort, not fatal_insn.
8944 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
8946 1999-09-14 Andrew Haley <aph@cygnus.com>
8948 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
8949 use $0 instead of 0.
8951 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8953 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
8954 computation out of loop over hard regs.
8956 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
8958 * function.c (identify_blocks): Don't shadow a variable in an
8960 * integrate.c (integrate_decl_tree): Don't use pushlevel,
8961 pushdecl, or poplevel to build up the new BLOCK tree.
8962 (expand_inline_function): Likewise.
8963 (integrate_parm_decls): Likewise.
8965 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
8967 * c-typeck.c (qualify_type): Merge qualifiers from both types.
8969 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
8971 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
8972 * invoke.texi: Document this change.
8974 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
8976 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
8978 (mark_emit_status): Renamed from mark_emit_state.
8979 * except.c (mark_eh_status): Renamed from mark_eh_state.
8980 Check not null before marking.
8981 (free_eh_status): New.
8982 * expr.c (mark_expr_status, free_expr_status): New.
8983 * function.c (free_machine_status): New.
8984 (free_after_parsing): New.
8985 (free_after_compilation): Move bits to free_after_parsing; call
8986 free_eh_status, free_expr_status; zero the marked members of the
8988 (prepare_function_start): No can_garbage_collect.
8989 Call init_eh_for_function.
8990 (expand_dummy_function_end): Free up current_function state.
8991 (mark_function_status): Renamed from mark_function_state.
8992 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
8993 * function.h (struct function): No can_garbage_collect.
8994 (free_machine_status, free_after_parsing): Declare.
8995 (free_eh_status, free_expr_status): Declare.
8996 * ggc.h (mark_expr_status): Declare.
8997 * stmt.c (free_stmt_status): Free the struct.
8998 (mark_stmt_status): Renamed from mark_stmt_state.
8999 (init_stmt): Don't call init_eh.
9000 (init_stmt_for_function): Don't call init_eh_for_function.
9001 * toplev.c (compile_file): Call init_eh.
9002 (rest_of_compilation): Free basic block info before ggc_collect.
9003 Call free_after_parsing; conditionally call free_after_compilation.
9004 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
9005 Check not null before marking.
9006 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
9008 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
9010 * c-lex.c (yylex): Initialize warn.
9012 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
9014 * pa.c (emit_move_sequence): Properly set the mode of the scratch
9015 register when performing secondary reloads for the SAR register.
9017 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
9019 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
9020 (NOTE_BLOCK): New macro.
9021 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
9022 * function.h (identify_blocks): Change prototype.
9023 * function.c (identify_blocks): Simplify.
9024 (reorder_blocks): Likewise.
9025 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
9026 NOTE_INSN_BLOCK_{BEG,END}.
9027 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
9028 the list of saved notes if the note isn't a
9029 NOTE_INSN_BLOCK_{BEG,END}.
9030 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
9032 (reemit_notes): Adjust recreation of notes to reflect new saved
9034 * print-rtl.c (print_rtx): Print the address of the BLOCK when
9035 printing a block note.
9036 * stmt.c (block_vector): Remove.
9037 (find_loop_tree_blocks): Simplify.
9038 (unroll_block_trees): Likewise.
9039 * tree.h (reorder_block): Change prototype.
9041 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
9043 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
9044 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
9045 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
9046 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
9047 (atexit, exit): Simplify.
9048 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
9049 * config/lots: Remove defns of HAVE_ATEXIT.
9051 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
9053 * calls.c (precompute_arguments): Fix typo in comment.
9054 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
9057 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
9059 * dsp16xx.c (override_options): Fix typos in GC root registration.
9061 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
9063 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
9065 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
9066 (FUNCTION_PROFILER): Redefine appropriately for Linux.
9067 (CC1_SPEC): Likewise.
9069 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9071 * genattr.c (main): Add extern prototype. Call return, not exit.
9072 * genattrtab.c (main): Likewise.
9073 * gencheck.c (main): Likewise.
9074 * gencodes.c (main): Likewise.
9075 * genconfig.c (main): Likewise.
9076 * genemit.c (main): Likewise.
9077 * genextract.c (main): Likewise.
9078 * genflags.c (main): Likewise.
9079 * gengenrtl.c (main): Likewise.
9080 * genopinit.c (main): Likewise.
9081 * genoutput.c (main): Likewise.
9082 * genpeep.c (main): Likewise.
9083 * genrecog.c (main): Likewise.
9085 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
9086 * genattrtab.c (get_insn_name): Likewise.
9087 * gencodes.c (get_insn_name): Likewise.
9088 * genconfig.c (get_insn_name): Likewise.
9089 * genemit.c (get_insn_name): Likewise.
9090 * genextract.c (get_insn_name): Likewise.
9091 * genflags.c (get_insn_name): Likewise.
9092 * genopinit.c (get_insn_name): Likewise.
9093 * genpeep.c (get_insn_name): Likewise.
9095 * gencheck.c (usage): Add static prototype.
9096 * genextract.c (print_path): Constify a char*.
9097 * genopinit.c (optabs): Likewise.
9098 * genoutput.c (operand_data, data, output_predicate_decls,
9099 compare_operands): Likewise.
9100 * genrecog.c (write_tree): Add default case in switch.
9102 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9104 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
9106 * print-rtl.c (get_insn_name): Remove prototype.
9108 * toplev.h (progname): Declare const.
9110 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
9111 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
9112 dump_sched_info, dump_local_alloc, regset_release_memory,
9113 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
9114 error_with_file_and_line, error_with_decl, error_for_asm, error,
9115 fatal, warning_with_file_and_line, warning_with_decl, warning,
9116 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
9117 Remove redundant prototypes.
9119 (notice, check_lang_option, report_file_and_line, vnotice,
9120 mark_file_stack): Add static prototype.
9121 (set_fatal_function): Add prototype.
9122 (vnotice, report_file_and_line, set_fatal_function,
9123 check_lang_option): Constify a char*.
9124 (main): Prototype. Call return, not exit.
9126 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9128 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
9130 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
9132 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
9134 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
9136 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9138 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
9139 behave as if it's zero in all cases.
9140 (expand_function_start): Adjust call to assign_parms.
9141 * tree.h (assign_parms): Adjust prototype.
9142 * objc/objc-act.c (hack_method_prototype): Adjust call to
9145 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
9147 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
9148 arg_pointer_rtx fixed if the argument pointer register is
9150 (NONZERO_BASE_PLUS_P): Likewise.
9152 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
9154 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
9155 match_insn2 to match_insn.
9156 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
9158 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
9160 * Makefile.in (USER_H): Remove va-foo.h.
9162 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
9163 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
9164 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
9165 va-spur.h,va-v850.h}: Remove.
9167 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
9169 * sparc/sparc.md (eligible_for_return_delay): New attribute.
9170 (in_return_delay): Use it instead of match_insn.
9172 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9174 * config/alpha/va_list.h (va-alpha.h): Do not include.
9175 (__gnuc_va_list): Typedef as in varargs.h.
9177 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
9179 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
9180 DECL_LIVE_RANGE_RTL.
9182 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
9184 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
9185 not NOTE_BLOCK_NUMBER.
9186 (expand_eh_region_end): Likewise.
9187 (find_exception_handler_labels): Likewise.
9188 (scan_region): Likewise.
9189 (exception_optimize): Likewise.
9190 (update_rethrow_references): Likewise.
9191 (set_insn_eh_region): Likewise.
9192 * final.c (final_scan_insn): Likewise.
9193 * flow.c (make_edges): Likewise.
9194 * integrate.c (expand_inline_function): Likewise.
9195 * print-rtl.c (print_rtx): Likewise.
9197 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
9199 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
9200 terms of builtin functions and types.
9202 * mips.c (mips_build_va_list): New.
9203 (mips_va_start, mips_va_arg): New.
9204 * mips.h (BUILD_VA_LIST_TYPE): New.
9205 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
9207 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
9208 (sh_build_va_list, sh_va_start, sh_va_arg): New.
9209 * sh.h (BUILD_VA_LIST_TYPE): New.
9210 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
9212 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
9214 * recog.h (struct recog_data): Make dup_num, operand_address_p,
9215 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
9216 (struct insn_data): Likewise with n_operands, n_dups,
9217 n_alternatives, output_format.
9218 * regclass.c (scan_one_insn): Cast n_operands to int before
9219 arithmetic inside comparison.
9221 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
9223 * toplev.c (compile_function): Unconditionally emit nop.
9225 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9227 * haifa-sched.c (actual_hazard): Move declaration of variable
9228 `this_cost' into the scope where it is used.
9230 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9232 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
9233 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
9234 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
9236 * genrecog.c (make_insn_sequence): Call memset, not bzero.
9238 * jump.c (find_insert_position): Don't declare or define unless
9239 !HAVE_conditional_arithmetic.
9240 (returnjump_p_1, delete_prior_computation): Add static prototypes.
9242 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
9244 * recog.c (offsettable_address_p): Prototype function pointer.
9245 (preprocess_constraints): Call memset, not bzero.
9247 * tree.c (tree_node_kind_names): Constify a char*. Make static.
9248 (gcc_obstack_init): Don't declare.
9249 (fix_sizetype): Add static prototype.
9250 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
9251 (tree_cons): Call memset, not bzero.
9253 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
9254 definition in macro ASM_WEAKEN_LABEL.
9255 (mark_const_hash_entry): Add static prototype.
9257 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9259 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
9261 * unroll.c (find_common_reg_term, subtract_reg_term,
9262 loop_find_equiv_value): Add static prototypes.
9263 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
9264 (copy_loop_body): Remove unreachable break statement.
9266 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
9268 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
9270 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9272 Undo some changes from the gcc2 merge:
9273 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
9274 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
9278 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
9279 * emit-rtl.c (gen_lowpart_common): Disable optimization of
9280 initialized float-int union if the value is a NaN.
9282 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
9284 * gthr-win32.h: New file.
9286 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
9287 shared as a valid attribute.
9288 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
9289 * extend.texi: Document `shared' variable attribute.
9291 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
9293 * configure.in: Handle --enable-threads on FreeBSD.
9294 * configure: Rebuit.
9296 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9298 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
9300 * configure: Rebuilt.
9302 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
9303 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
9304 Rosimildo DaSilva <rdasilva@connecttel.com>
9306 * configure.in (m68k-*-rtemscoff*): Added.
9307 * configure.in (mips64orion-*-rtems*): Converted to ELF.
9308 * configure.in (sparc-*-rtemsaout*): Added as alias for old
9309 sparc-rtems configuration.
9310 * configure.in (sparc-*-rtemself*): Added.
9311 * configure.in (sparc-*-rtems*): Now ELF not a.out.
9312 * config/i386/rtems.h: Added comment.
9313 * config/sparc/rtemself.h: New file.
9315 * configure.in (m68k-rtemself): Added.
9316 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
9317 and DWARF_DEBUGGING_INFO.
9318 * config/m68k/crti.s: New file.
9319 * config/m68k/crtn.s: New file.
9320 * config/m68k/t-crtstuff: New file.
9321 * config/m68k/rtemself.h: New file.
9323 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
9324 global ctor/dtor and C++ exception handling.
9325 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
9326 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
9328 * config/i386/t-rtems-i386: New File.
9330 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
9332 * stmt.c (expand_end_case): Return right away if the case stack is
9335 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
9337 * Makefile.in (version.c): Remove rule incorrectly brought in from
9340 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
9342 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
9343 * msdos/top.sed: Take into account a prepended $(SHELL) to
9345 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
9347 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
9349 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9351 * regmove.c (fixup_match_1): Don't change an unchanging register.
9352 (stable_but_for_p): Renamed to:
9353 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
9354 Changed all callers.
9356 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
9358 * loop.c (strength_reduce): Don't call reg_used_between_p if the
9359 insn from BL2 is after the insn from BL.
9361 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
9363 * recog.h (INSN_OUTPUT_FORMAT_*): New.
9364 (struct insn_data): Merge `template' and `outfun' into `output'.
9365 Add `output_format'.
9366 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
9367 (struct data): Remove `outfun'; add `output_format'.
9368 (name_for_index): Remove declaration.
9369 (output_insn_data): Handle output formats.
9370 (process_template): Emit the bare array for @.
9371 (gen_expand, gen_split): Set output_format to NONE.
9372 * output.h (get_insn_template): Declare.
9373 * final.c (get_insn_template): New.
9374 (final_scan_insn): Use it.
9375 * toplev.c (compile_file): Likewise.
9377 * c4x/c4x.c (c4x_process_after_reload): Likewise.
9378 * i860/i860.c (output_delayed_branch): Likewise.
9379 (output_delay_insn): Likewise.
9381 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9383 * rtl.c (obstack_alloc_rtx): Removed.
9385 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
9387 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
9389 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
9391 * i386.c (call_insn_operand): Reject const_int.
9392 (expander_call_insn_operand): Use call_insn_operand.
9394 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9396 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
9398 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
9400 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
9401 Use DImode operation.
9403 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
9405 * gcc.c: Include sys/resource.h.
9406 (report_times): New flag.
9407 (execute): If report_times is set, calculate and report the
9408 CPU time consumed by each subprocess.
9410 (rus, prus): New globals.
9411 (option_map): Add --time.
9412 (display_help): Document -time.
9413 (process_command): Set report_times if -time is given.
9414 Turn off -pipe if -time is given.
9416 * invoke.texi: Document new option -time.
9418 * configure.in: Check for getrusage. Check if we have to
9419 prototype getrusage.
9420 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
9421 * configure: Regenerate.
9422 * config.in: Regenerate.
9424 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
9426 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
9429 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
9431 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
9432 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
9433 (nan): Return _thenan_sf or _thenan_df as appropriate.
9434 (L_thenan_sf): Define _thenan_sf.
9435 (L_thenan_df): Define _thenan_df.
9437 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
9438 (DPBIT_FUNCS): Add _thenan_df.
9440 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
9442 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
9445 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9447 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
9450 (lang_specific_driver): Don't take a function pointer parameter.
9451 All callers changed.
9453 * gcc.c: Include gcc.h.
9454 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
9455 lang_specific_extra_outfiles, fatal): Don't declare.
9456 (multilib_defaults_raw): Constify.
9457 (read_specs): Call memset, rather than bzero.
9458 (main): Call return, not exit.
9459 (lookup_compiler): Call memcpy, not bcopy.
9460 (fatal): Make extern.
9462 * cppspec.c: Include gcc.h.
9463 (lang_specific_driver): Initialize variable `quote'. Constify a
9464 char*. All calls to the function pointer parameter now
9465 explicitly call `fatal'.
9467 * gccspec.c (lang_specific_driver): Include gcc.h.
9469 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
9471 * arm.c (note_invalid_constants): Use recog_data.operand_type
9474 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9476 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
9479 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
9480 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
9481 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
9482 reload_secondary_in_reload, reload_secondary_out_reload,
9483 reload_secondary_in_icode, reload_secondary_out_icode,
9484 reload_reg_rtx, reload_when_needed): Delete declarations.
9485 (struct reload): New structure.
9486 (rld): Declare new array.
9487 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
9488 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
9489 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
9490 reload_secondary_in_reload, reload_secondary_out_reload,
9491 reload_secondary_in_icode, reload_secondary_out_icode,
9492 reload_reg_rtx, reload_when_needed): Delete definitions.
9494 (whole file): Replace uses of the deleted arrays with uses of rld.
9495 * reload1.c (whole file): Replace uses of the deleted arrays with
9497 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
9498 explicit loops, not with bcopy.
9500 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
9502 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
9503 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
9504 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
9505 insn_name): Delete and consolidate into new structures.
9506 (insn_operand_predicate_fn): New.
9507 (insn_output_fn): New.
9509 (struct insn_operand_data): New.
9510 (struct insn_data): New.
9512 (OUT_FCN): Update for insn_data change.
9513 * builtins.c (expand_builtin_strlen): Likewise.
9514 (expand_builtin_memcmp): Likewise.
9515 * combine.c (make_extraction, simplify_comparison): Likewise.
9516 * cse.c (canon_reg, cse_insn): Likewise.
9517 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
9518 * expmed.c (store_bit_field, extract_bit_field): Likewise.
9519 (emit_store_flag): Likewise.
9520 * expr.c (convert_move, emit_block_move): Likewise.
9521 (clear_storage, emit_push_insn, expand_increment): Likewise.
9522 (do_store_flag): Likewise.
9523 * expr.h (GEN_FCN): Likewise.
9524 (insn_gen_function): Die.
9525 * final.c (final_scan_insn): Update for insn_data change.
9526 (output_asm_name): Likewise.
9527 * function.c (fixup_var_refs_1): Likewise.
9528 * loop.c (check_dbra_loop): Likewise.
9529 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
9530 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
9531 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
9532 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
9533 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
9534 * regmove.c (gen_add3_insn): Likewise.
9535 * reload.c (push_secondary_reload, combine_reloads): Likewise.
9536 (find_reloads, find_reloads_address_1): Likewise.
9537 (debug_reload_to_stream): Likewise.
9538 * reload1.c (emit_reload_insns, gen_reload): Likewise.
9539 * stmt.c (expand_end_case): Likewise.
9540 * toplev.c (compile_file): Likewise.
9542 * c4x/c4x.c (c4x_process_after_reload): Likewise.
9543 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
9545 * print-rtl.c (insn_name_ptr): Remove declaration.
9546 (get_insn_name): Declare.
9547 (print_rtx): Use it.
9548 * genoutput.c (insn_name_ptr): Remove.
9549 (next_operand_number): New.
9550 (struct operand_data): New.
9551 (null_operand, odata, odata_end): New.
9552 (struct data): Use struct operand_data.
9553 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
9554 (get_insn_name): Renamed from name_for_index.
9555 (output_prologue): Define NO_MD_PROTOTYPES.
9556 (output_predicate_decls): Break out from output_epilogue.
9557 Iterate over the operands list.
9558 (output_operand_data): Break out from output_epilogue. Emit
9559 just the operands list.
9560 (output_insn_data): Break out from output_epilogue. Emit just
9562 (output_epilogue): Remove.
9563 (output_get_insn_name): New.
9564 (constraints, op_n_alternatives, predicates, address_p): Die.
9565 (modes, strict_low, seen): Die.
9566 (scan_operands): Take new param `d' instead of writing to
9567 seven global variables.
9568 (compare_operands): New.
9569 (place_operands): New.
9570 (validate_insn_alternatives): Update for struct data change.
9571 (gen_insn): Don't zero or copy 7 global arrays. Update for
9572 scan_operands; call place_operands.
9573 (gen_peephole, gen_expand, gen_split): Likewise.
9574 (main): Update for new output routines.
9576 * genattr.c (insn_name_ptr): Remove.
9577 (get_insn_name): New function.
9578 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
9579 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
9580 * genrecog.c: Likewise.
9582 * alpha.md (adddi3): Make `pattern' array static.
9584 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9586 * config/c4x/c4x.h (c4x_rpts_cycles_string,
9587 c4x_cpu_version_string): Constify char *.
9588 * config/c4x/c4x.c (c4x_rpts_cycles_string,
9589 c4x_cpu_version_string): Likewise.
9591 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
9593 * tree.c (save_tree_status): Revert 10 Sep change.
9594 (restore_tree_status): Likewise. Call obstack_free with NULL
9595 before freeing the obstack proper.
9597 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
9599 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
9601 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
9602 surrounding context.
9604 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
9606 * tree.c (type_hash_canon): Put all types in the hash-table, when
9609 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
9611 * recog.h (struct recog_data, recog_data): New.
9612 (recog_foo variables): Kill.
9613 * recog.c (recog_operand, recog_operand_loc): Kill.
9614 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
9615 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
9616 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
9617 (recog_data): Define.
9618 (extract_insn): Update all recog_foo references to use recog_data.
9619 (preprocess_constraints, constrain_operands): Likewise.
9620 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
9621 * genattrtab.c (main): Likewise.
9622 * genextract.c (main): Likewise.
9623 * genoutput.c: Likewise.
9624 * genrecog.c (write_subroutine, main): Likewise.
9625 * local-alloc.c (block_alloc): Likewise.
9626 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
9627 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
9628 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
9629 * reload.c (find_reloads, find_reloads_toplev): Likewise.
9630 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
9631 (reload_cse_simplify_operands): Likewise.
9633 * arc/arc.c (arc_final_prescan_insn): Likewise.
9634 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
9635 * h8300/h8300.c (notice_update_cc): Likewise.
9636 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
9637 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
9638 * mn10200/mn10200.c (notice_update_cc): Likewise.
9639 * mn10300/mn10300.c (notice_update_cc): Likewise.
9640 * romp/romp.c (update_cc): Likewise.
9641 * sparc/sparc.c (check_pic): Likewise.
9642 * v850/v850.c (notice_update_cc): Likewise.
9644 * genemit.c (main): Don't declare recog_operand.
9646 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
9648 * ggc.h (rtvec_def): Forward declare.
9649 (tree_node): Likewise.
9652 (ggc_set_mark_rtx): Add prototype.
9653 (ggc_set_mark_rtvec): Likewise.
9654 (ggc_set_mark_tree): Likewise.
9655 * ggc-simple.c (ggc_root): Don't define.
9656 (roots): Don't declare.
9657 (ggc_mark_rtx): Remove.
9658 (ggc_mark_rtvec): Likewise.
9659 (ggc_mark_tree): Likewise.
9660 (ggc_mark_varray): Likewise.
9661 (ggc_mark_tree_hash_table_entry): Likewise.
9662 (ggc_mark_tree_hash_table): Likewise.
9663 (ggc_set_mart_rtx): New function.
9664 (ggc_set_mark_rtvec): Likewise.
9665 (ggc_set_mark_tree): Likewise.
9666 (ggc_add_root): Remove.
9667 (ggc_add_rtx_root): Likewise.
9668 (ggc_remove_tree_root): Likewise.
9669 (ggc_add_string_root): Likewise.
9670 (ggc_add_tree_varray_root): Likewise.
9671 (ggc_add_tree_hash_table_root): Likewise.
9672 (ggc_del_root): Likewise.
9673 (ggc_mark_rtx_ptr): Likewise.
9674 (ggc_mark_tree_ptr): Likewise.
9675 (ggc_mark_string_ptr): Likewise.
9676 (ggc_mark_tree_varray_ptr): Likewise.
9677 (ggc_mark_tree_hash_table_ptr): Likewise.
9678 * ggc-common.c: New file.
9679 * Makefile.in (OBJS): Add ggc-common.o.
9680 (ggc-common.o): List dependencies.
9682 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
9684 * cppalloc.c (xstrdup): Use memcpy.
9685 * cpperror.c (cpp_print_containing_files): Don't use
9687 * cpplib.c (conditional_skip): Set temp->lineno.
9688 (do_endif): Make error message less obscure.
9689 (if_directive_name): New function.
9690 (cpp_get_token [case EOF]): Unwind the if stack and generate
9691 error messages for each unterminated conditional in this file.
9692 (parse_string): Do not behave differently if -traditional.
9694 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
9696 * builtins.c (expand_builtin_va_arg): Cope with an array-type
9697 va_list decomposing to pointer-type.
9698 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
9699 (rs6000_va_arg): Likewise.
9701 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
9703 * except.c (start_dynamic_handler): Compute size using
9704 STACK_SAVEAREA_MODE.
9706 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9708 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
9709 include directory headers. Don't define strrchr. Don't provide
9710 my_* replacement functions. Prefer PTR over `pointer_type'.
9711 Don't prototype system functions. Don't redefine getopt.
9713 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
9714 safe_read, safe_write, save_pointers, restore_pointers,
9715 is_id_char, in_system_include_dir, directory_specified_p,
9716 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
9717 find_corresponding_lparen, referenced_file_is_newer,
9718 save_def_or_dec, munge_compile_params, gen_aux_info_file,
9719 process_aux_info_file, identify_lineno, check_source,
9720 seek_to_line, forward_to_next_token_char, output_bytes,
9721 output_string, output_up_to, other_variable_style_function,
9722 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
9723 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
9724 find_static_definition, connect_defs_and_decs, add_local_decl,
9725 add_global_decls, needs_to_be_converted, visit_each_hash_node,
9726 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
9727 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
9728 scan_for_missed_items, edit_file, string_list_cons): Add static
9730 (standard_exec_prefix, target_machine, target_version,
9731 default_syscalls_dir, string_list, string_list_cons, find_file,
9732 do_cleaning): Constify a char*.
9733 (safe_read, safe_write): Use PTR, not a char*.
9734 (is_id_char): Take an int, not a char.
9735 (main): Add prototype. Call return, not exit.
9737 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
9739 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
9740 when comparing types.
9742 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
9744 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
9745 (strength_reduce): Release the varrays from the no-bivs early exit.
9747 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
9748 the loop over the registers.
9750 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
9752 (restore_tree_status): Check that instead when freeing the obstack.
9754 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
9756 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
9759 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9761 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
9762 operand size modifiers.
9764 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9766 * c-common.c (c_common_nodes_and_builtins): Don't build
9768 * c-common.h (enum c_tree_index and related accesor macros): Remove
9769 everything now declared in tree.h.
9770 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
9771 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
9772 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
9773 (error_mark_node, void_type_node, char_type_node, integer_type_node,
9774 unsigned_type_node, ptr_type_node, va_list_type_node,
9775 integer_zero_node, null_pointer_node, integer_one_node): Delete.
9776 (init_decl_processing): Call build_common_tree_nodes and
9777 build_common_tree_nodes_2 instead of building their nodes here.
9778 Don't add roots for these nodes.
9779 * stor-layout.c (size_zero_node, size_one_node): Delete.
9780 (set_sizetype): Make a new node for bitsizetype each time.
9781 * tree.c (global_trees): New variable.
9782 (init_obstacks): Add a gc root for it.
9783 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
9784 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
9785 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
9786 (build_common_tree_nodes): New function.
9787 (fix_sizetype): New function.
9788 (build_common_tree_nodes_2): New function.
9789 * tree.h (enum tree_index): New.
9790 (global_trees): Declare.
9791 Add accessor macros for all nodes now moved to global_trees.
9792 Delete their declarations.
9794 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
9796 * c-decl.c (finish_function): When processing a nested function,
9797 push and pop GC context around rest_of_compilation.
9799 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
9801 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
9802 Default ix86_arch to PROCESSOR_I386.
9803 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
9804 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
9805 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
9806 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
9807 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
9808 (EXTRA_SPECS): Remove deleted specs.
9810 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
9812 * function.c (assign_stack_local_1): Allocate from
9813 function->x_frame_offset, not frame_offset.
9815 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
9817 * ggc.h (lang_cleanup_tree): Remove.
9818 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
9819 * ggc-callbacks.c (lang_cleanup_tree): Remove.
9821 * c-decl.c (finish_struct): Use ggc_alloc to allocate
9822 TYPE_LANG_SPECIFIC when garbage collecting.
9823 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
9824 (lang_cleanup_tree): Remove.
9826 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9828 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
9829 * crtstuff.c: Not here.
9830 * dwarf2out.c: Or here.
9831 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
9834 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
9836 * function.h (free_after_compilation): Remove decl parameter.
9837 (free_varasm_status0: Likewise.
9838 (free_emit_status): Likewise.
9839 (free_stmt_status): Likewise.
9840 (free_after_compilation): Likewise.
9841 (init_lang_status): New variable.
9842 (free_lang_status): Likewise.
9843 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
9844 * function.c (init_lang_status): New variable.
9845 (free_lang_status): Likewise.
9846 (push_function_context_to): Don't set function::decl here.
9847 (free_after_copmilation): Make decl parameter implicit. Call
9848 free_lang_status if defined.
9849 (prepare_function_start): Call init_lang_status if defined.
9850 (init_function_start): Set function::decl here.
9851 * profile.c (output_func_start_profiler): Don't call pushdecl
9852 until we've actually started the function.
9853 * stmt.c (free_stmt_status): Make decl parameter implicit.
9854 * toplev.c (rest_of_compilation): Don't pass decl to
9855 free_after_compilation.
9856 * varasm.c (free_varasm_status): Likewise.
9858 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9860 * except.c (call_get_eh_context): Add root when allocating static
9863 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
9865 * arm.c: Include "ggc.h".
9866 (arm_add_gc_roots): New function.
9867 (arm_override_options): Call it.
9868 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
9870 * arm.md (define_asm_attributes): Add a pool_range attribute.
9872 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
9874 * extend.texi (Volatiles): New node.
9876 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
9878 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
9879 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
9880 (struct ggc_any): Replace `mark' with `magic_mark'.
9881 (ggc_alloc_string): Use memcpy, not bcopy.
9882 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
9883 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
9884 (ggc_free_any): New.
9885 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
9886 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
9887 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
9888 Use IS_MARKED. Use ggc_free_any.
9890 1999-09-09 Scott Bambrough <scottb@netwinder.org>
9892 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
9894 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
9896 * toplev.c (main): Always init_ggc.
9898 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
9900 * except.c (find_all_handler_type_matches): Free the list if
9901 we found no matches.
9903 * combine.c (SUBST): Break out to a real function do_SUBST.
9904 (SUBST_INT): Likewise.
9905 * gcse.c (free_pre_mem): Free `temp_bitmap'.
9906 (pre_insert): Free `inserted'.
9907 * loop.c (basic_induction_var): Always set `location'.
9909 * function.c (expand_function_end): Add initial_trampoline as a root.
9910 * rtl.h (init_varasm_once): Declare.
9911 * toplev.c (compile_file): Call it.
9912 * ggc-simple.c (ggc_mark_string_ptr): New.
9913 (ggc_add_string_root): New.
9914 (ggc_collect): Disable collection avoidance temporarily.
9915 * ggc.h (ggc_add_string_root): Declare.
9916 * except.c (create_rethrow_ref): Use ggc_alloc_string.
9917 * optabs.c (init_libfuncs): Likewise.
9918 * varasm.c (named_section): Use ggc_alloc_string.
9919 (make_function_rtl): Likewise.
9920 (make_decl_rtl): Likewise.
9921 (assemble_static_space): Likewise.
9922 (assemble_trampoline_template): Likewise.
9923 (output_constant_def): Likewise.
9924 (force_const_mem): Likewise.
9925 (mark_const_hash_entry): New.
9926 (mark_pool_sym_hash_table): New.
9927 (mark_varasm_state): Use it.
9928 (init_varasm_once): New.
9930 * expr.h (init_one_libfunc): Declare.
9931 * optabs.c (init_one_libfunc): New.
9932 (init_optabs): Use it.
9933 * config/gofast.h: Likewise.
9934 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
9935 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
9937 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
9939 * Makefile.in (cppexp.o): Depend on cpphash.h.
9940 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
9942 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
9943 * cpplib.c (do_define): Generalise to handle poisoned definitions,
9944 redefining poisoned identifiers, etc.
9945 (do_undef): Don't allow poisoned identifiers to be undefined.
9946 (do_pragma): Add #pragma poison.
9947 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
9949 * cccp.c: Add T_POISON node type.
9950 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
9952 (do_define): Generalise to handle poisoned definitions,
9953 redefining poisoned identifiers, etc.
9954 (do_undef): Don't allow poisoned identifiers to be undefined.
9955 (do_pragma): Add #pragma poison.
9956 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
9958 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
9959 * c-pragma.h: Add ps_poison state. We now always have generic
9962 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
9964 * ggc.h (ggc_alloc): New function.
9965 (ggc_mark): Likewise.
9966 * ggc-simple.c (ggc_any): New structure.
9967 (ggc_status): Add anys.
9968 (n_anys_collected): New variable.
9969 (ggc_alloc): Define.
9970 (ggc_mark): Likewise.
9971 (ggc_collect): Collect the anys.
9973 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9975 * c-decl.c (mark_binding_level): Make static to match prototype.
9977 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
9979 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
9981 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
9983 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
9984 will use into account. Expand the max width to 5.
9987 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
9989 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
9992 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
9994 * alpha.md (call value patterns): Remove the result predicates.
9996 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
9998 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
10001 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10003 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
10004 changed from extern char *, to extern PTR. Also fix typo in
10005 NEED_DECLARATION_REALLOC test.
10007 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
10009 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10011 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
10012 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
10013 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
10014 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
10016 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
10018 * cccp.c (pcfinclude): Likewise.
10020 * global.c (allocno_compare): Likewise.
10022 * haifa-sched.c (rank_for_schedule): Likewise.
10024 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
10026 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
10028 * stupid.c (stupid_reg_compare): Likewise.
10030 * tree.c (_obstack_allocated_p): Likewise.
10032 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
10034 1999-09-08 Bruce Korb autogen@linuxbox.com
10036 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
10037 why "gperf -F" fails.
10038 * gcc/cp/Makefile.in: ditto
10039 * gcc/Makefile.in: ditto
10040 * gcc/java/Makefile.in: ditto
10042 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
10044 * lists.c: Include ggc.h.
10046 (init_EXPR_INSN_LIST_cache): Install it.
10048 * ggc-simple.c (init_ggc): Absorb the old init.
10049 (ggc_push_context): Use xcalloc.
10050 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
10051 (ggc_collect): Add [rvts] tags to the collection stats.
10053 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
10055 * cccp.c (main): Fix handling of -include and -imacros options.
10057 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
10059 * cpplib.c (cpp_push_buffer): Fix order of arguments.
10061 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10063 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
10066 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10068 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
10069 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
10070 and SET_DEST. Update comment.
10072 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10074 * config/c4x/c4x.c: Include ggc.h.
10075 (c4x_add_gc_roots): New function.
10076 (c4x_override_options): Call c4x_add_gc_roots.
10078 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
10080 * defaults.h (TARGET_ESC): Move ...
10081 * system.h: ... here, where Linas had it in the first place. Silly me.
10083 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
10085 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
10086 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
10087 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
10088 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
10089 * defaults.h (TARGET_ESC): Add default.
10091 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
10093 * configure.in: add i370-*-openedition, i370-*-mvs and
10094 i370-*-linux targets
10096 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
10098 * dsp16xxx.c: Include ggc.h
10099 (override_options): Mark GC roots.
10100 * mn10200.c: Include ggc.h.
10101 (asm_file_start): Mark GC roots.
10102 * tahoe.c: Include ggc.h.
10103 (extensible_operand): Mark GC roots.
10105 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
10107 * README: Add section discussing status of ELF ABI.
10108 * i370.c: Fix misc spelling mistakes.
10109 (i370_label_scan): Updated notes, exception handling.
10110 (i370_function_prolog): Simplify ELF stack handling.
10111 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
10112 (STACK_GROWS_DOWNWARD): ELF stack grows down.
10113 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
10114 * i370.md: (movdi): Add notes.
10115 (floatsidf2): Use stack not rtca for scratch float area.
10116 (iorsi3): Correct operand constraints.
10117 * x-oe: Restore TAROUTOPTS which are used by pax.
10119 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
10121 * rs6000.c: Include ggc.h.
10122 (rs6000_add_gc_roots): New function.
10123 (override_options): Call it.
10125 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
10127 * alpha.h (alpha_compare): New.
10128 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
10129 * alpha.c: Likewise for the definitions.
10130 (alpha_emit_conditional_branch): Update for alpha_compare.
10131 (alpha_emit_conditional_move): Likewise.
10132 * alpha.md (cmpdf, cmpdi): Likewise.
10133 (setcc patterns): Likewise. Zero alpha_compare after use.
10134 (sne): Optimize (x != 0) into (0U < x).
10136 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
10138 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
10139 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
10140 (INIT_EXPANDERS): Remove.
10141 * alpha.c: Include ggc.h.
10142 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
10143 (alpha_init_machine_status, alpha_mark_machine_status): New.
10144 (override_options): Install them.
10145 (struct machine_function): Moved to alpha.h.
10146 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
10147 (alpha_init_expanders): Remove.
10148 (alpha_return_addr): Adjust to use current_function->machine.
10149 (alpha_ra_ever_killed): Likewise.
10150 (alpha_expand_epilogue): Likewise.
10151 * alpha.md (eh_epilogue): Likewise.
10153 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
10154 Melissa O'Neill <oneill@cs.sfu.ca>
10155 Geoffrey Keating <geoffk@cygnus.com>
10157 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
10158 call-used registers (call-saved registers must still be contiguous
10159 and end with r31, of course).
10161 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
10163 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
10164 (self_promoting_type_p): Delete.
10165 (self_promoting_args_p): Move ...
10166 * c-common.c: ... here.
10167 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
10168 (simple_type_promotes_to): New.
10169 * builtins.c (lang_type_promotes_to): New.
10170 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
10171 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
10172 * c-common.h: ... here.
10173 (self_promoting_args_p, simple_type_promotes_to): Declare.
10174 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
10175 (grokdeclarator): Likewise.
10176 * tree.h (lang_type_promotes_to): Declare.
10178 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
10180 Add some machine-dependent GC roots.
10181 * sparc.c: Include ggc.h.
10182 (sparc_add_gc_roots): New function.
10183 (mark_ultrasparc_pipeline_state): Likewise.
10184 (override_options): Call sparc_add_gc_roots.
10185 * pa.c: Include ggc.h.
10186 (pa_add_gc_roots): New function.
10187 (mark_deferred_plabels): Likewise.
10188 (override_options): Call pa_add_gc_roots.
10189 * mips.c: Include ggc.h.
10190 (mips_add_gc_roots): New function.
10191 (override_options): Use it.
10193 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10195 * cpperror.c (cpp_file_line_for_message): Constify a char*.
10197 * cppexp.c (parse_number, parse_charconst, cpp_lex,
10198 cpp_parse_expr): Add static prototypes.
10199 (parse_charconst): Don't cast away const-ness.
10200 (token): Constify a char*.
10202 * cppfiles.c (file_name_list, include_hash, find_include_file,
10203 finclude, initialize_input_buffer): Constify a char*.
10204 (file_cleanup, find_position): Add static prototypes.
10206 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
10207 collect_expansion): Add static prototypes.
10208 (cpp_install, create_definition, monthnames): Constify a char*.
10210 * cpphash.h (cpp_install): Likewise.
10212 * cppinit.c (known_suffixes, default_include,
10213 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
10214 (base_name, dump_special_to_buffer, initialize_dependency_output):
10215 Add static prototypes.
10217 * cpplib.c (my_strerror): Constify a char*.
10218 (null_underflow, null_cleanup, skip_comment, copy_comment,
10219 copy_rest_of_line, handle_directive, pass_thru_directive,
10220 get_directive_token, read_line_number, cpp_print_file_and_line,
10221 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
10222 v_cpp_warning_with_line, detect_if_not_defined,
10223 consider_directive_while_skipping): Add static prototypes.
10224 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
10225 cpp_pedwarn_with_file_and_line): Constify a char*.
10227 * cpplib.h (cpp_options, include_hash, progname, definition,
10228 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
10229 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
10230 find_include_file, deps_output, include_hash): Constify a char*.
10232 * cppmain.c (progname): Constify.
10233 (main): Add prototype. Use return, not exit.
10235 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
10236 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
10237 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
10238 check_protection): Add static prototype.
10240 (progname, recognized_macrom, recognized_extern): Constify a char*.
10241 (main): Add prototype.
10243 * gen-protos.c (progname): Constify a char*.
10245 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
10247 * emit-rtl.c (free_emit_status): Take decl as a parameter.
10248 (init_emit_once): Add more GC roots.
10249 * except.c (mark_func_eh_entry): New function.
10250 (mark_eh_node): Mark false_label and rethrow_label.
10251 (init_eh): Add more GC roots.
10252 * function.c (free_after_compilation): Take decl as a paramter.
10253 Call free_stmt_status.
10254 (mark_function_state): Don't assume x_parm_reg_stack_loc is
10256 * function.h (free_after_compilation): Change prototype.
10257 (free_varasm_status): Likewise.
10258 (free_emit_status): Likewise.
10259 (free_stmt_status): New function.
10260 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
10261 Remove, replacing with ...
10262 (ggc_status): New structure.
10263 (ggc_chain): New variable.
10264 (init_gcc): Define.
10265 (ggc_push_context): New function.
10266 (ggc_pop_context): Likewise.
10267 (ggc_alloc_rtx): Adjust for use of ggc_chain.
10268 (ggc_alloc_rtvec): Likewise.
10269 (ggc_alloc_tree): Likewise.
10270 (ggc_alloc_string): Likewise.
10271 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
10272 (ggc_mark_tree): Give language-dependent code a chance to mark
10274 (ggc_mark_tree_varray): Handle empty arrays.
10275 (ggc_collect): Adjust for use of ggc_chain. Clear
10276 bytes_alloced_since_last_gc.
10277 * ggc.h (ggc_pop_context): New function.
10278 (ggc_push_context): Likewise.
10279 * print-tree.c (print_node): Don't print obstacks when GC'ing.
10280 * stmt.c (free_stmt_status): New function.
10281 (init_stmt_for_function): Clear last_expr_value.
10282 * toplev.c (rest_of_compilation): Always call free_after_compilation.
10283 Conditionalize call to ggc_collect.
10284 (main): Call init_ggc.
10285 * tree.c (push_obstacks): Do the push, even when GC'ing.
10286 (push_obstacks_nochange): Likewise.
10287 (pop_obstacks): Liekwise.
10288 * varasm.c (free_varasm_status): Take decl as a parameter.
10290 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
10292 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
10293 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
10294 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
10295 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
10297 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
10299 * pa/x-pa-mpeix: New file for the MPE port.
10301 * pa/quadlib.asm: New file for long double support.
10303 * configure.in: Add hppa1.0-*-mpeix for MPE port.
10304 * configure: Rebuilt.
10306 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
10308 * final.c (shorten_branches): Fix last change.
10310 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
10312 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
10314 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
10316 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
10319 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10321 * c-aux-info.c (concat): Don't define.
10323 * cccp.c (my_strerror): Likewise. All callers changed to use
10325 (do_include): Call xstrdup, not xmalloc/strcpy.
10326 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
10327 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
10329 * collect2.c (my_strsignal): Likewise. All callers changed to use
10331 (locatelib): Call xstrdup, not xmalloc/strcpy.
10333 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
10335 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
10337 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
10339 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
10341 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
10343 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
10345 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
10347 (find_all_handler_type_matches): Likewise. Don't check return
10349 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
10350 xmalloc, not malloc.
10351 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
10353 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
10354 (init_spec): Call xcalloc, not xmalloc/bzero.
10355 (set_spec): Call xstrdup, not save_string.
10356 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
10357 (find_a_file): Call xstrdup, not xmalloc/strcpy.
10358 (process_command): Call xstrdup, not save_string.
10359 (main): Call xcalloc, not xmalloc/bzero.
10361 * gcov.c (xmalloc): Don't define.
10362 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
10363 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
10364 (output_data): Call xcalloc, not xmalloc/bzero.
10366 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
10368 * mips-tdump.c (xmalloc): Don't define.
10369 (print_symbol): Call xmalloc, not malloc.
10370 (read_tfile): Call xcalloc, not calloc.
10372 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
10373 Don't define. All callers of xfree/my_strsignal changed to use
10374 free/strsignal instead.
10375 (allocate_cluster): Call xcalloc, not calloc.
10377 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
10378 Fix memory leak, free allocated memory.
10380 * prefix.c (translate_name): Call xstrdup, not save_string.
10381 (update_path): Likewise.
10383 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
10385 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
10386 Don't define. Callers of xfree/savestring2 changed to use
10387 free/concat instead.
10389 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
10390 (init_elim_table): Likewise.
10392 * resource.c (init_resource_info): Likewise.
10394 * stupid.c (stupid_life_analysis): Likewise.
10396 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
10397 (open_dump_file): Call concat, not xmalloc/strcpy/...
10398 (clean_dump_file): Likewise.
10399 (compile_file): Call xstrdup, not xmalloc/strcpy.
10401 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
10403 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
10404 * v850.c (v850_va_arg): New.
10406 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10408 * haifa-sched.c: Tidy comments.
10410 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10412 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
10413 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
10414 $(out_object_file)): Depend on ggc.h.
10415 * c-common.c: Include "ggc.h".
10416 (combine_strings): If doing GC, use ggc_alloc_string.
10417 * c-decl.c: Include "ggc.h".
10418 (ggc_p): Define with value 0.
10419 (mark_binding_level): New function.
10420 (init_decl_processing): Add GC roots.
10421 (mark_c_function_context): New function.
10422 (lang_mark_false_label_stack): New function.
10423 (lang_mark_tree): New function.
10424 (lang_cleanup_tree): New function.
10425 * c-lang.c: Include "ggc.h".
10426 (lang_init): Call c_parse_init.
10427 * c-lex.c: Include "ggc.h".
10428 (check_linenum): If doing GC, don't copy filenames to permanent
10430 * c-parse.in: Include "ggc.h".
10431 (c_parse_init): New function.
10432 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
10433 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
10435 * except.c (mark_eh_state): Mark more state.
10436 * function.c (mark_function_state): Likewise.
10437 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
10438 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
10439 * toplev.c (mark_file_stack): New function.
10440 (compile_file): If doing GC, use ggc_alloc_string on input filename.
10441 (main): Add root for input_file_stack.
10443 * i386.c: Include "ggc.h".
10444 (ix86_mark_machine_status): New function.
10445 (override_options): Set mark_machine_status.
10447 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10449 * tree.c (copy_node): Copy node contents also if doing GC.
10451 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10453 * collect2.c (scan_libraries): Fix double-thinko :-).
10455 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
10457 * collect2.c (scan_libraries): Fix thinko.
10459 * cse.c (delete_trivially_dead_insns): Do not skip the last
10460 insn if it is a real insn.
10462 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
10464 * Makefile.in (ggc-simple.o): Depend on hash.h.
10465 * ggc.h (ggc_add_tree_hash_table_root): Declare.
10466 (ggc_mark_tree_varray): Likewise.
10467 (ggc_mark_tree_hash_table): Likewise.
10468 * ggc-simple.c: Include hash.h.
10469 (ggc_mark_tree_hash_table_ptr): New function.
10470 (ggc_mark_tree_hash_table_entry): Likewise.
10471 (ggc_mark_tree_hash_table): Likewise.
10472 (ggc_add_tree_hash_table_root): Likewise.
10473 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
10474 rtx, when defining fields.
10476 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10478 * profile.c (output_func_start_profiler): Remove apparently
10479 nonsensical call to start_sequence.
10481 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
10483 * clipper/clipper.c (clipper_va_start): Fix typos.
10485 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
10486 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
10487 (spur_va_arg): New stub.
10489 * configure.in: Comment out pyramid.
10491 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
10493 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
10494 don't conflict with the bits that win32, cygwin, and dgux
10497 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
10498 Bernd Schmidt <bernds@cygnus.co.uk>
10500 * integrate.c (function_cannot_inline_p): Do not inline
10501 functions with forced labels.
10503 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
10504 Bernd Schmidt <bernds@cygnus.co.uk>
10505 Mark Mitchell <mark@codesourcery.com>
10507 * Makefile.in (ggc-simple.o): Depend on varray.h.
10508 (rtl.o): Depend on ggc.h.
10509 (genattrtab.o): Depend on ggc.h.
10510 (print-tree.o): Likewise.
10511 (fold-const.o): Likewise.
10512 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
10513 (make_insn_raw): Don't cache insns when GC'ing.
10514 (emit_insn_before): Likewise.
10515 (emit_insn_after): Likewise.
10516 (emit_insn): Likewise.
10517 (start_sequence): Use xmalloc to allocate the sequence_stack.
10518 (end_sequence): Add free to free it.
10519 (gen_sequence): Don't cache insns when GC'ing.
10520 (clear_emit_caches): Don't use sequence_element_free_list.
10521 (init_emit): Use xcalloc, not xmalloc+bzero.
10522 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
10523 * function.c (pop_function_context_from): Use free to free the
10524 fixup_var_refs_queue.
10525 (put_reg_into_stack): Allocate it with xmalloc.
10526 * genattrtab.c: Include ggc.h.
10527 (operate_exp): Don't use obstack_free when GC'ing.
10528 (simplify_cond): Likewise.
10529 (simplify_text_exp): Likewise.
10530 (optimize_attrs): Likewise.
10531 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
10533 (gencode): Generate a #include for ggc.h.
10534 * ggc-callbacks.c (ggc_p): Define it to zero.
10535 * ggc-none.c (ggc_p): Likewise.
10536 * ggc-simple.c: Include varray.h.
10537 (ggc_mark_tree_varray): New function.
10538 (ggc_add_tree_varray_root): Likewise.
10539 (ggc_mark_tree_varray_ptr): Likewise.
10540 * ggc.h (ggc_p): Declare.
10541 (varray_head_tag): Likewise.
10542 (ggc_add_tree_varray_root): Declare.
10543 * print-tree.c (print_node): Don't check for TREE_PERMANENT
10544 inconsistencies when GC'ing.
10545 * rtl.c: Include ggc.h.
10546 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
10547 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
10548 (rtx_free): Don't call obstack_free when GC'ing.
10549 * toplev.c (rest_of_compilation): Call ggc_collect after every
10551 * tree.c (push_obstacks): Do nothing, if GC'ing.
10552 (pop_obstacks_nochange): Likewise.
10553 (pop_obstacks): Likewise.
10554 (make_node): Use ggc_alloc_tree when GC'ing.
10555 (copy_node): Likewise.
10556 (get_identifier): Use ggc_alloc_string when GC'ing.
10557 (build_string): Likewise.
10558 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
10559 (tree_cons): Likewise.
10560 (build1): Likewise.
10561 (type_hash_canon): Don't call obstack_free when GC'ing.
10563 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
10565 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
10566 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
10568 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
10569 Bernd Schmidt <bernds@cygnus.co.uk>
10570 Mark Mitchell <mark@codesourcery.com>
10572 * Makefile.in (stor-layout.o): Depend on ggc.h.
10573 (expr.o): Depend on ggc.h.
10574 (profile.o): Depend on ggc.h.
10575 (stor-layout.o): Depend on ggc.h.
10576 * emit-rtl.c (init_emit_once): Add gc roots.
10577 * expr.c: Include ggc.h.
10578 (emit_block_move): Add gc roots.
10579 (clear_storage): Likewise.
10580 * expr.h (init_stor_layout_once): New function.
10581 * profile.c: Include ggc.h.
10582 (init_arc_profiler): profiler_label is a root.
10583 * scan.c (make_sstring_space): Trust xrealloc to function
10584 correctly with first parameter NULL.
10585 * stor-layout.c: Include ggc.h.
10586 (set_sizetype): Add gc root.
10587 (init_stor_layout_once): New function.
10588 * toplev.c (compile_file): Call it.
10590 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
10591 Bernd Schmidt <bernds@cygnus.co.uk>
10592 Mark Mitchell <mark@codesourcery.com>
10594 * Makefile.in (tree.o): Depend on ggc.h.
10595 (varasm.o): Likewise.
10596 (function.o): Likewise.
10597 (stmt.o): Likewise.
10598 (except.o): Likewise.
10599 (optabs.o): Likewise.
10600 (emit-rtl.o): Likewise.
10601 * emit-rtl.c: Include ggc.h.
10602 (sequence_element_free_list): Remove, and all references.
10603 (mark_sequence): New functions.
10604 (mark_emit_state): New function.
10605 * except.c: Include ggc.h.
10606 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
10607 (mark_tree_label_node): New functions.
10608 (mark_eh_state): New function.
10609 * function.c: Include ggc.h.
10610 (mark_temp_slot, mark_function_chain): New functions.
10611 (mark_function_state): New function.
10612 (init_function_once): New function.
10613 * function.h (init_function_once): New function.
10614 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
10615 * ggc.h (label_node): Declare.
10616 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
10617 (lang_mark_false_label_stack): New function.
10618 (mark_temp_slot): Remove declaration.
10619 (mark_function_chain): Likewise.
10620 (mark_eh_state): Adjust prototype.
10621 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
10623 * optabs.c: Include ggc.h.
10624 (mark_optab): New function.
10625 (init_optabs): Add gc roots.
10626 * stmt.c: Include ggc.h.
10627 (mark_cond_nesting, mark_loop_nesting): New functions.
10628 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
10629 (mark_stmt_state): New function.
10630 * toplev.c (compile_file): Call init_function_once.
10631 * tree.c: Include ggc.h.
10632 (type_hash): Move declaration earlier in file.
10633 (TYPE_HASH_SIZE, type_hash_table): Likewise.
10634 (init_obstacks): Add gc roots.
10635 (mark_type_hash): New function.
10636 * varasm.c: Include ggc.h.
10637 (mark_pool_constant): New function.
10638 (mark_varasm_state): New function.
10640 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10642 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
10644 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10646 * c-decl.c (struct language_function): Renamed from struct c_function.
10648 (c_function_chain): Delete.
10649 (push_c_function_context): New arg F. Don't warn about nested
10650 functions here. Fill LANGUAGE elt of F. Delete code to update
10651 c_function_chain. Don't call push_function_context.
10652 (pop_c_function_context): New arg F. Restore from there instead of
10653 from c_function_chain. Don't call pop_function_context. Clear out
10654 LANGUAGE field of F when done.
10655 * c-lang.c: Include "function.h"
10656 (lang_init): Initialize save_lang_status and restore_lang_status.
10657 * c-parse.in (nested_function, nested_function_notype): Warn about
10658 nested functions. Call push_function_context/pop_function_context
10659 instead of the _c_ variants.
10660 * c-tree.h (push_c_function_context, pop_c_function_context): Update
10662 * Makefile.in (c-lang.o): Update dependencies.
10664 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
10665 regno_pointer_flag, regno_pointer_align.
10666 (gen_reg_rtx): Use xrealloc to enlarge them.
10667 (free_emit_status): New function.
10668 * function.c (mark_machine_status, mark_lang_status): New variables.
10669 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
10670 in some bits from assign_stack_local. All callers changed to use new
10672 (assign_stack_local): Just call assign_stack_local_1.
10673 (free_after_compilation): New function.
10674 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
10675 (trampoline_address): Likewise.
10676 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
10677 (prepare_function_start): Explicitly clear some more variables.
10678 * function.h (struct function): New elt can_garbage_collect.
10679 (mark_machine_status, mark_lang_status): Declare variables.
10680 (free_after_compilation, free_emit_status, free_varasm_status,
10681 init_varasm_status): Declare functions.
10682 * toplev.c (rest_of_compilation): Call free_after_compilation when
10683 done with the current function.
10684 * varasm.c (free_varasm_status): New function.
10686 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
10688 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
10689 (EXPAND_BUILTIN_VA_ARG): Define.
10690 * sparc.c (sparc_va_start): New.
10691 (sparc_va_arg): New.
10693 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10695 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
10697 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10699 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
10701 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
10703 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
10704 (OBJS): Add $(GGC).
10705 (ggc-callbacks.o): New target.
10706 * ggc-callbacks.c: New file.
10708 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10710 * expr.h: Collapse individual optab and libfunc vars to arrays.
10711 (optab_index, libfunc_index): New enumerations.
10712 (optab_table, libfunc_table): New arrays.
10713 Add accessor macros for both.
10715 * optabs.c (optab_table, libfunc_table): New.
10716 Delete declarations for individual optab and libfunc vars.
10718 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
10720 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
10722 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
10724 * Makefile.in (GGC, GGC_LIB): New.
10725 (HOST_RTL): Include ggc-none.o.
10726 (ggc-simple.o): New target.
10727 (ggc-none.o): Likewise.
10728 * tree.h (tree_common): Add gc_mark.
10729 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
10730 (struct rtvec_def): Add gc_mark.
10731 * emit-rtl.c (global_rtl): Update static initializers to contain
10732 enough initializers.
10733 * ggc.h, ggc-none.c, ggc-simple.c: New files.
10734 * toplev.c (gc_time): New variable.
10735 (all_time): New variable.
10736 (compile_file): Print gc time.
10737 (print_time): Calculate percentage of the whole.
10739 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10741 Change obstack memory management and varasm constant pool handling so
10742 that nested functions are treated like any other functions.
10743 * function.c (init_machine_status): New variable.
10744 (push_function_context_to): Set contains_functions for the outer
10745 function. Don't call save_varasm_status.
10746 (pop_function_context_from): Don't call restore_varasm_status. Don't
10747 set current_function_contains_functions.
10748 (prepare_function_start): Call init_varasm_status rather than
10749 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
10751 * function.h (struct function) Add field varasm. Delete fields
10752 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
10753 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
10754 (init_machine_status): Declare.
10755 (save_varasm_status, restore_varasm_status): Delete declarations.
10756 (save_tree_status, restore_tree_status): Delete last argument.
10757 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
10758 code. All callers changed.
10759 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
10760 save_constants_in_decl_trees, restore_constants, save_constants,
10761 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
10763 (inlining): New variable.
10764 (reg_map, label_map, insn_map, orig_asm_operands_vector,
10765 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
10767 (save_for_inline_nocopy): Don't save constants.
10768 Don't set inl_emit field in current_function.
10769 (expand_inline_function): Use emit field, not inl_emit, of the inlined
10770 function. Set new variable inlining before
10771 calling copy_rtx_and_substitute.
10772 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
10773 constant pool references if inlining is nonzero.
10774 Delete ADDRESS and (most of the) CONST cases.
10775 (output_inline_function): Save and restore current_function/
10776 current_function_decl. Delete restore_constants code. Don't call
10777 init_const_rtx_hash_table.
10778 * output.h (init_const_rtx_hash_table): Don't declare.
10779 * rtl.h (struct function): Declare.
10780 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
10781 * toplev.c (rest_of_compilation): Don't treat nested functions or
10782 functions containing them specially. Delete all code to deal with
10783 save_for_inline_copying.
10784 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
10785 inline_obstacks): Delete variables.
10786 (save_tree_status): Lose arg CONTEXT. All callers changed.
10787 Simply allocate a new function_maybepermanent_obstack for the new
10788 function, delete all the special cases.
10789 Don't save inline_obstacks.
10790 (restore_tree_status): Lose arg CONTEXT. All callers changed.
10791 Delete special handling for function_maybepermanent_obstack; simply
10793 Don't restore inline_obstacks.
10794 (permanent_allocation): Delete code that frees inline_obstacks.
10795 (print_inline_obstack_statistics): Delete function.
10796 (dump_tree_statistics): Don't call it.
10797 * varasm.c (struct varasm_status): New.
10798 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
10799 last_pool, pool_offset, const_double_chain): Delete global
10800 variables, replace with accessor macros.
10801 (immed_double_const): Don't walk const_double_chain outside a
10802 function, but don't treat nested functions specially anymore.
10803 (immed_real_const_1): Likewise.
10804 (clear_const_double_mem): Don't treat nested functions specially.
10805 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
10806 (save_varasm_status, restore_varasm_status): Delete functions.
10807 (init_varasm_status): New function.
10808 (force_const_mem): Don't treat nested functions specially.
10809 (find_pool_constant): Accept new arg F, search for constants in
10810 that function's pool rather than the current one. All callers
10812 (get_pool_constant_for_function, get_pool_mode_for_function): New
10815 * i386.c (init_386_machine_status): New function, mostly from
10816 clear_386_stack_locals.
10817 (struct machine_functions): Rename element names to avoid name
10819 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
10820 macros, replacing global variables.
10821 (clear_386_stack_locals, save_386_machine_status,
10822 restore_386_machine_status): Delete functions.
10823 (override_options): Initialize init_machine_status.
10824 * i386.h (INIT_EXPANDERS): Delete macro.
10825 (save_386_machine_status, restore_386_machine_status,
10826 clear_386_stack_locals): Delete declarations.
10828 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10830 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
10831 (doloop_begin): Simplify pattern and use emit_jump_insn.
10832 (doloop_end): Simplify pattern, switch operand order,
10833 and use emit_jump_insn.
10835 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10837 * function.h (struct function): Add new element LANGUAGE.
10838 (save_lang_status): Declare new variable.
10839 (restore_lang_status): Likewise.
10840 * function.c (save_lang_status): Define.
10841 (restore_lang_status): Likewise.
10842 (push_function_context_to): Call language-specific save function.
10843 (pop_function_context_from): Call language-specific restore function.
10845 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10847 * i386.md (movsf_1): Check REG_P before use of REGNO.
10848 (movdf_1): Likewise.
10849 (movxf_1): Likewise.
10850 (extendsfdf2): Likewise.
10851 (extendsfxf2): Likewise.
10852 (extenddfxf2): Likewise.
10854 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10856 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
10857 constants into memory.
10858 (c4x_shiftable_constant): New function.
10859 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
10860 (c4x_shiftable_constant): Declare.
10861 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
10862 ashlqi3_noclobber): Add new patterns and associated splitters.
10864 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
10866 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
10867 * dwarf2out.c (dwarf2out_frame_init): Likewise.
10868 * final.c (shorten_branches): Likewise.
10869 * global.c (global_alloc): Likewise.
10870 * haifa-sched.c (build_control_flow): Likewise.
10871 * stmt.c (check_for_full_enumeration_handling): Likewise.
10872 (estimate_case_costs): Likewise.
10874 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
10876 * rtl.h (RTL_CHECKC2): Fix typo in last change.
10878 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
10880 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
10881 (recompute_reg_usage): Likewise.
10882 * rtlanal.c (find_regno_fusage): Likewise.
10884 * rtl.c (rtl_check_failed_code1): New function.
10885 (rtl_check_failed_code2): New.
10886 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
10887 (RTL_CHECKC1, RTL_CHECKC2): New.
10888 (XC*): New accessor macros.
10889 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
10890 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
10891 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
10892 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
10893 (TRAP_*, RANGE_INFO_*): Likewise.
10895 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10897 * Makefile.in (tlink.o): Don't depend on toplev.h.
10899 * collect2.c (c_file, o_file, export_file, import_file, ldout,
10900 output_file, nm_file_name, ldd_file_name, strip_file_name,
10901 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
10902 add_prefix, prefix_from_env, prefix_from_string, do_wait,
10903 fork_execute, maybe_unlink, add_to_list,
10904 extract_init_priority, write_list, dump_list,
10905 dump_prefix_list, write_list_with_asm, write_c_file,
10906 write_c_file_stat, write_c_file_glob, scan_prog_file,
10907 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
10908 ignore_library, extract_string, notice, dump_file, target_machine,
10909 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
10910 read_file, print_load_command): Constify a char*.
10911 (fdopen, error, fatal, fatal_perror): Don't prototype.
10912 (my_strerror): Remove. All callers use xstrerror instead.
10913 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
10914 (main): Add prototype. Constify lots of char* ptrs. Change calls
10915 to xcalloc/strcpy/strcat/... to one call to concat.
10916 (main, scan_prog_file, scan_libraries): Use an intermediate
10917 `const char **' to build an argv array.
10918 (mapfile, libselect, libcompare, locatelib): Add prototypes.
10920 * collect2.h (collect_execute, collect_wait, dump_file,
10921 file_exists): Constify a char*.
10922 (ldout, c_file_name, temporary_obstack, permanent_obstack,
10923 temporary_firstobj, vflag, debug): Add extern declarations.
10924 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
10926 * tlink.c: Don't include toplev.h.
10927 (vflag, debug, ldout, c_file_name, temporary_obstack,
10928 permanent_obstack, temporary_firstobj): Don't declare.
10929 (tlink_execute, frob_extension, symbol_hash_lookup,
10930 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
10931 recompile_files, read_repo_files, demangle_new_symbols,
10932 scan_linker_output): Constify a char*.
10933 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
10934 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
10936 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
10938 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
10939 (relative) rather than jsr (absolute) subroutine call insns.
10940 * config/m68k/m68k-coff.h: Ditto.
10942 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
10944 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
10945 now rework these too.
10946 (arm_reorg): If an insn can't reach the end of the current pool,
10947 ensure that we emit that pool before the insn.
10949 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
10951 * tlink.c (scan_linker_output): Skip the initial underscore in
10952 a mangled name if appropriate.
10954 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10956 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
10957 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
10958 error_with_ivar, gen_declarator, create_builtin_decl,
10959 my_build_string, generate_descriptor_table, generate_ivars_list,
10960 generate_dispatch_table, check_protocols, TAG_GETCLASS,
10961 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
10962 dump_base_name, lang_decode_option, build_encode_expr,
10963 start_class, finish_class, encode_pointer, really_start_method,
10964 gen_declaration, dump_interface, handle_class_ref, handle_impent):
10966 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
10967 Add static prototypes.
10968 (build_objc_string_decl, build_selector_reference_decl,
10969 encode_bitfield, build_class_reference_decl): Remove unused
10970 parameter, all callers changed.
10971 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
10972 (objc_printable_name): Likewise. Change second parameter to type int.
10973 (init_objc): Use memcpy, not bcopy, to avoid casts.
10975 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
10977 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
10978 reg notes on a deleted insn.
10979 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
10981 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
10983 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
10985 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10987 * stmt.c (expand_asm_operands): Fix index into inout_mode when
10990 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
10992 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
10993 * tm.texi (MD_ASM_CLOBBERS): Document it.
10995 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
10997 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
10998 * except.c (expand_rethrow): Remove unused variable.
10999 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
11000 * flow.c (replace_insns): Likewise.
11001 (create_edge_list, verify_edge_list): Likewise.
11002 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
11004 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
11005 is special code to run.
11006 (main): Don't define operands to emit_operand.
11007 * genrecog.c (main): Don't emit an empty peephole2_insn function.
11009 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
11011 * alpha/alpha.h (normal_memory_operand): Declare.
11012 (reg_no_subreg_operand): Declare.
11013 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
11015 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
11017 * c-parse.in (compstmt_primary_start): New, broken out of first
11018 part of compstmt handling in primary.
11019 (primary): Use it. Add an error clause.
11020 (compstmt_nostart): Renamed from compstmt; remove all
11021 initial invocations of compstmt_start.
11024 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
11026 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
11029 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
11031 * combine.c (simplify_shift_const): Remove extra semicolon.
11032 * dwarf2out.c (remove_AT): Likewise.
11033 * expmed.c (expand_mult): Likewise.
11034 * gcov.c (create_program_flow_graph): Likewise.
11035 * reorg.c (mostly_true_jump): Likewise.
11037 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
11039 * fold-const.c (fold_range_test): Do not try to fold the range
11040 test if the rhs or lhs has side effects.
11042 * combine.c (simplify_rtx): Recognize another case of a synthesized
11045 * varasm.c (mark_constant_pool): When marking indirect references,
11046 only look at SYMBOL_REFs.
11048 * except.c (expand_fixup_region_end): Do not peek at
11049 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
11051 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
11053 * flags.h: New variables align_loops, align_loops_log,
11054 align_jumps, align_jumps_log, align_labels, align_labels_log,
11055 align_functions, align_functions_log.
11056 * toplev.c: Define them.
11057 (f_options): Handle -falign-* when they have no argument.
11058 (main): Add logic to set variables for -falign-functions,
11059 -falign-jumps, -falign-labels, -falign-loops.
11060 Make it -fsched-verbose=<n> and -finline-limit=<n>.
11061 (display_help): Change help to match options.
11062 * final.c (LABEL_ALIGN): Default to align_labels_log.
11063 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
11064 (LOOP_ALIGN): Default to align_loops_log.
11065 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
11066 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
11067 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
11068 * varasm.c (assemble_start_function): Handle align_functions.
11070 * config/sparc/sparc.h: Don't declare sparc_align_*.
11071 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
11072 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
11074 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
11076 * config/sparc/sparc.c: Delete sparc_align_loops,
11077 sparc_align_jumps, sparc_align_funcs and the corresponding string
11079 (sparc_override_options): Default align_functions on ultrasparc.
11080 Delete -malign-* handling.
11082 * config/mips/mips.c (override_options): On 64-bit targets,
11083 try to align code to 64-bit boundaries.
11084 (print_operand): New substitution, %~,
11085 which aligns labels to align_labels_log.
11086 * config/mips/mips.md (div_trap_normal): Use %~.
11087 (div_trap_mips16): Likewise.
11089 (absdi2): Likewise.
11090 (ffssi2): Likewise.
11091 (ffsdi2): Likewise.
11092 (ashldi3_internal): Likewise.
11093 (ashrdi3_internal): Likewise.
11094 (lshrdi3_internal): Likewise.
11095 (casesi_internal): Likewise.
11097 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
11099 Merge new ia32 backend from the branch!
11101 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
11102 See ChangeLog.P2 on new_ia32_branch for details.
11104 * rtl.h (stack_regs_mentioned_p): Delete prototype.
11105 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
11106 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
11107 * i386/gas.h (ASM_FILE_START): Define.
11108 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
11109 for name change of ix86_valid_decl_attribute_p.
11110 (i386_pe_valid_type_attribute_p): Similarly.
11112 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
11114 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
11115 to step through CC modes.
11117 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11119 * regmove.c (fixup_match_1): Don't move INSN in front of P if
11120 it would end up in the shadow of a live flags regsiter.
11122 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11124 * reload1.c: Fix many indentation problems.
11125 * reload.c: Likewise.
11127 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
11129 * alias.c (non_local_reference_p): Constify fmt.
11131 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
11133 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
11135 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
11137 * cse.c (delete_trivially_dead_insns): Do not delete stores to
11138 the internal_arg_pointer.
11140 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
11142 Merge peephole2 from new_ia32_branch:
11143 * Makefile.in (STAGESTUFF): Add *.peephole2.
11144 (mostlyclean): Likewise.
11145 (recog.o): Depend on resource.h.
11147 * final.c (peephole): Conditionalize decl on HAVE_peephole.
11148 (final_scan_insn): Likewise for the invocation of peephole.
11149 * genconfig.c (main): Look for peephole and peephole2 patterns.
11150 Emit HAVE_peephole* accordingly.
11151 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
11152 * flags.h (flag_peephole2): Declare.
11153 * toplev.c: New pass peephole2. New flag -fpeephole2.
11155 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
11156 * gencodes.c (main): Likewise.
11157 * genextract.c (main): Likewise.
11158 * genoutput.c (main): Likewise.
11159 * genemit.c (max_operand_1): Look for the max scratch operand.
11160 (gen_rtx_scratch): New.
11161 (gen_exp): Use it, and pass on new arg subroutine_type.
11162 (gen_expand): Take max scratch into account.
11163 (gen_split): Emit peephole2 functions.
11164 (output_peephole2_scratch): New.
11165 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
11166 * genrecog.c (routine_type): Add PEEPHOLE2.
11168 (make_insn_sequence): Match outer parallel for peep2. Discard
11169 top level scratches and dups.
11170 (add_to_sequence): New args insn_type and top. Update all callers.
11171 Handle toplevel peep2 matching insns.
11172 (write_subroutine): Handle peep2.
11173 (write_tree_1): Likewise.
11174 (write_tree): Likewise.
11176 (change_state): New arg afterward. Update all callers.
11177 Handle matching separate insns.
11178 * recog.c (recog_next_insn): New.
11179 (peephole2_optimize): New.
11180 * rtl.def (DEFINE_PEEPHOLE2): New.
11181 * resource.c (find_free_register): New argument last_insn. Use it
11182 to find a register available through the entire span.
11183 * resource.h (find_free_register): Update prototype.
11185 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
11187 * i386.c (output_strlen_unroll): Don't write xops[7]
11188 label if it wasn't set.
11190 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
11192 * cpplib.c (struct directive): Const-ify name pointer and
11193 function pointer prototype.
11194 (validate_else, do_define, do_line, do_include, do_undef,
11195 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
11196 do_elif, do_endif, do_sccs, do_assert, do_unassert,
11197 do_warning): Const-ify second arg.
11198 (directive_table): Mark const. Reorder entries by frequency
11199 of usage, record statistics.
11201 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
11203 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
11204 bounds- check RTL accesses if --enable-checking.
11205 (RTVEC_ELT): Bounds check if --enable-checking.
11206 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
11207 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
11208 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
11210 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
11211 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
11213 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
11214 (NOTE_SOURCE_FILE): Use X0STR.
11215 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
11216 MEM_ALIAS_SET): Use X0INT.
11217 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
11218 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
11220 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
11221 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
11222 (rtl_check_failed_bounds, rtl_check_failed_type1,
11223 rtl_check_failed_type2, rtvec_check_failed_bounds): New
11225 (fancy_abort): Fix comment.
11227 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
11228 (cse_insn): Decrement LABEL_NUSES for jump target before
11229 deleting jump insn.
11230 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
11231 * final.c (alter_subreg): Compute regno before changing x to
11232 REG; set REGNO(x) after changing it.
11233 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
11234 notes containing CONST_INTs.
11235 (delete_eh_regions): Use NOTE_EH_HANDLER.
11236 * function.c (put_reg_into_stack): Make reg a MEM before
11238 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
11240 (gen_mem_addressof): Make reg a MEM before initializing it.
11241 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
11243 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
11244 deleting an insn, not after.
11245 (block_alloc): Only look at PATTERN(insn) if we have to, and
11246 only if it's format class 'i'.
11247 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
11248 CONST_INT before using its INTVAL.
11249 * print-rtl.c (print_rtx): Use X0STR.
11250 * regmove.c (fixup_match_1): Don't look at PATTERN of
11251 non-class-'i' insn chain elements.
11252 * reload.c (loc_mentioned_in_p): Take address of
11253 in->fld[1].rtx directly.
11254 * reload1.c (reload): Change reg to a MEM before initializing
11256 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
11258 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
11260 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
11262 * config/mips/mips.c (machine_dependent_reorg): Force a
11263 barrier to output the local constant pool if a barrier hasn't
11264 been found at a natural point in the instruction stream.
11266 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11268 * c-parse.in (language_string): Constify.
11270 * dwarf2out.c (language_string): Remove declaration.
11272 * dwarfout.c (language_string): Likewise.
11274 * toplev.c (language_string, init_parse, finish_parse): Likewise.
11276 * tree.h (language_string, init_parse, finish_parse): Declare.
11278 * i386/sun386.h (language_string): Remove declaration.
11280 * mips.h (language_string): Likewise.
11282 * nextstep.h (language_string): Likewise.
11284 * nextstep21.h (language_string): Likewise.
11286 * rs6000.c (language_string): Likewise.
11288 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11290 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
11291 (getpwd.o): Remove target.
11293 * getpwd.c: Delete file. Its in libiberty now.
11295 * dbxout.c (getpwd): Don't prototype.
11296 * dwarf2out.c (getpwd): Likewise
11297 * dwarfout.c (getpwd): Likewise
11298 * final.c (getpwd): Likewise.
11299 * protoize.c (getpwd): Likewise.
11301 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11303 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
11305 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
11307 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
11308 mark_set_resources.
11310 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
11312 * fixinc/Makefile.in (subdir): New.
11313 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
11316 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
11318 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
11319 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
11322 * invoke.texi: Fix typo.
11324 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
11325 changed. Handle autoincrement addressing modes.
11327 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
11328 just like we would the virtual incoming args register when
11331 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
11333 * rs6000.h (ASM_FILE_START): Specify complete filename, including
11334 path, in .file directive.
11336 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
11338 * gcc.texi (External Bugs): Remove obsolete note about Perl on
11341 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
11343 * stdbool.h: Make the typedef name _Bool, with bool a #defined
11346 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11348 * tree.c (tree_code_name): Constify a char*.
11350 * tree.h (tree_code_name, decl_printable_name): Likewise.
11352 * function.h (struct function): Likewise.
11354 * toplev.c (decl_name, decl_printable_name): Likewise.
11356 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
11358 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
11359 (init_objc): Remove function pointer cast.
11361 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
11363 * pa.md (interspace_jump): New pattern.
11364 (builtin_longjmp): New expander.
11366 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
11368 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
11369 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
11370 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
11372 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
11374 * jump.c (delete_prior_computation): Also check calls
11375 to constant functions. Don't bother checking for a
11376 REG_UNUSED note before adding it.
11377 (delete_computation): Handle multi-word hard registers
11378 when synthesizing missing REG_DEAD notes for a register
11379 which is both set and used by an insn.
11381 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11383 * loop.c (this_loop_info): New variable.
11384 (loop_has_call, loop_has_volatile, loop_has_tablejump,
11385 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
11387 (prescan_loop, strength_reduce): New argument loop_info. All callers
11389 (scan_loop): New variable loop_info, initialise to address of
11391 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
11392 Delete variable loop_has_multiple_exit targets and replace with
11393 field in this_loop_info.
11394 (find_and_verify_loops): Rename this_loop to this_loop_num.
11395 (strength_reduce): Delete loop_iteration_info. Replace variable
11396 loop_info with function argument of same name.
11397 (insert_bct): Rework test for loop being completely unrolled.
11399 * loop.h (struct loop_info): New fields num, loops_enclosed,
11400 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
11401 has_indirect_jump, and cont. Redefine use of unroll_number.
11402 (loop_unroll_number): Delete.
11404 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
11405 field of loop_info.
11406 (loop_iterations): Delete variable vtop and instead use
11407 loop_info->vtop computed in prescan_loop.
11409 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
11411 * fix-header.c (main): Do not pass a null pointer to strcmp.
11413 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
11415 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
11417 * configure: Rebuilt.
11419 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
11421 * jump.c (jump_optimize_1): Do not delete assignments to
11422 internal_arg_pointer.
11423 * cse.c (delete_trivially_dead_insns): Always consider a set of
11424 the internal_arg_pointer live.
11426 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
11428 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
11429 (update_life_info) [REG_WAS_0]: Search the original insns rather
11430 than the new insns for the note. Fix typos finding note_dest.
11431 If no dest found, discard the note rather than abort.
11432 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
11433 (replace_insns): Remove the old insn list after update_life_info
11436 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
11438 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
11439 sched_analyze_insn.
11440 (sched_analyze_1): Let add_dependence care for not adding dups.
11441 (sched_analyze_2): Likewise.
11442 (add_branch_dependences): Likewise.
11444 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
11446 * i386/winnt.c (export_list): New type.
11447 (exports_head): Rename to
11448 (export_head): this.
11449 (i386_pe_record_exported_symbol): Add is_data flag.
11450 (i386_pe_asm_file_end): Emit directive for exported variables.
11451 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
11453 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
11454 (ASM_DECLARE_OBJECT_NAME): Likewise.
11455 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11456 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11458 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
11460 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
11462 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
11465 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
11467 * config/openbsd.h: Define SET_ASM_OP.
11468 * tm.texi: cross-reference SET_ASM_OP in the index.
11470 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
11472 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
11473 for a CONST_DOUBLE, at compile time. Initialize rtx_length
11474 and class_narrowest_mode at compile time. Kill init_rtl.
11475 Mark rtx_length, mode_class, mode_size, mode_unit_size,
11476 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
11477 rtx_format as const. Kill all references to EXTRA_CC_MODES or
11479 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
11481 * rtl.h: Declare rtx_length and rtx_format as const.
11482 * machmode.def: Define CC(). Use CC() to define CCmode. If
11483 EXTRA_CC_MODES is defined, expand it here.
11484 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
11485 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
11486 const. Kill all references to EXTRA_CC_MODES.
11488 * toplev.c: Don't prototype or call init_rtl.
11489 * optabs.c: Don't call init_mov_optab.
11490 * genemit.c: Don't generate init_mov_optab. Don't call
11492 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
11494 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
11495 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
11496 genrecog.c: Don't call init_rtl.
11498 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
11499 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
11500 definition of EXTRA_CC_MODES.
11502 * md.texi: Kill ref to EXTRA_CC_NAMES.
11503 * tm.texi: Document new way to define EXTRA_CC_MODES.
11505 * genrecog.c: Do not look up the name of a define_split.
11506 (Unrelated bugfix.)
11508 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
11510 * config/v850/v850.md: Fix typo introduced by previous delta.
11512 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11514 * gcc.c (fatal): Make definition static to match prototype.
11516 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11518 * combine.c (get_last_value): Don't look for earlier sets if the last
11519 known set is somewhere in between the insns being combined.
11521 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
11523 * configure.in: Don't use shell ! to negate exit codes
11524 * configure: Regenerate
11526 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
11528 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
11529 the fact that ALIGN is measured in bits, not bytes.
11531 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
11533 * errors.c: New file; defines functions error, warning, and
11534 fatal, variables have_error and progname.
11535 * errors.h: New file; prototypes and decls for stuff in errors.c.
11537 * Makefile: Add rules to build errors.o and
11538 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
11539 genopinit, genrecog, genextract, genpeep, genattr, and
11540 genoutput with errors.o. Add errors.h to deps of genconfig.o,
11541 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
11542 genpeep.o, genattr.o, and genoutput.o.
11544 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
11545 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
11546 define or prototype fatal. Set progname at beginning of main.
11547 * genoutput.c: Likewise, and don't define or prototype error
11550 * c-typeck.c (c_expand_start_case): Return immediately if exp
11552 * fold-const.c (operand_equal_p): Return immediately if arg1
11553 or arg0 are ERROR_MARKs.
11554 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
11555 fields of type ERROR_MARK when calculating if the record can
11558 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
11559 with much help from Jeffrey A Law and Richard Henderson
11561 * i386.md: In the 6 insns which call output_fix_trunc,
11562 earlyclobber operands[0].
11564 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
11566 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
11567 creating new registers.
11569 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
11571 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
11572 i386_reg_alloc_order, i386_regparm_string,
11573 i386_align_loops_string, i386_align_jumps_string,
11574 i386_align_funcs_string, i386_preferred_stack_boundary_string,
11575 and i386_branch_cost_string as type "const char *".
11576 * i386.c: Define all above strings as type "const char *".
11578 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
11580 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
11581 when emitting alignment padding. Emit padding byte of 0 instead of 4.
11583 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
11585 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
11586 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
11588 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
11590 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
11591 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
11592 (dwarf2out_line, dwarf2out_finish): Likewise.
11593 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
11595 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
11597 * tree.c (lang_unsave_expr_now) : Correct return type.
11598 * tree.h (lang_unsave_expr_now) : Same.
11600 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
11602 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
11603 instead of duplicating code.
11605 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11607 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
11609 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
11611 * tree.h: fancy_abort always takes three args.
11612 * resource.c: Move include of system.h before toplev.h.
11614 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
11616 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
11619 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
11621 * system.h: Don't redefine abort or trim_filename.
11622 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
11623 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
11624 whether or not __FUNCTION__ is available.
11625 * tree.h: Duplicate rtl.h's definition of abort, for files
11626 that don't include rtl.h. Delete all code to perform type
11627 checking with a compiler other than GCC.
11628 * varray.h: Delete all code to perform type checking with a
11629 compiler other than GCC. Make VARRAY_CHECK() always evaluate
11630 its arguments exactly once, using a statement expression.
11631 Adjust the VARRAY_<type> accessor macros to match.
11632 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
11633 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
11634 caller's location. Define fatal_insn and fatal_insn_not_found
11635 as macros that use _fatal_insn and _fatal_insn_not_found.
11636 (fancy_abort, trim_filename): Kill prototypes.
11638 * rtl.c (trim_filename): Move here from toplev.c.
11639 (fancy_abort): New function.
11640 (DIR_SEPARATOR): Provide default definition.
11641 * tree.c (tree_check_failed, tree_class_check_failed): Go
11642 through fancy_abort.
11643 (tree_check, tree_class_check, cst_or_constructor_check,
11644 expr_check): Delete.
11645 * varray.c (varray_check_failed): New function.
11646 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
11647 _fatal_insn and _fatal_insn_not_found. Go through
11649 (trim_filename, fancy_abort): Delete.
11651 * builtins.c (expand_builtin_args_info): Report ICE with abort.
11652 * except.c (start_catch_handler): Report ICE with error/abort
11654 * final.c (output_operand_lossage): Likewise.
11655 * flow.c (verify_flow_info): Likewise.
11657 * gcc.c: Prototype fatal.
11658 * gengenrtl.c: Undef abort after including rtl.h not system.h.
11659 * genattr.c, genattrtab.c, genemit.c, genextract.c,
11660 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
11661 Don't define fancy_abort.
11663 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
11665 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
11668 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
11670 * m88k.h (VERSION_INFO2): Kill.
11671 (VERSION_STRING): Kill.
11673 (VERSION_INFO1): Tidy.
11674 (TARGET_VERSION): Update.
11675 * m88k/dgux.h (VERSION_INFO2): Kill.
11676 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
11677 * m88k/luna.h (VERSION_INFO1): Tidy.
11678 * m88k/sysv4.h (VERSION_INFO1): Likewise.
11679 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
11680 (output_file_start): Adjust for death of VERSION_STRING.
11682 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
11684 * cpplib.c (detect_if_not_defined): New function.
11685 (do_if): Use it to detect potential once-only headers.
11687 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
11689 * c-common.c (combine_strings): Always set TREE_CONSTANT.
11691 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
11693 * combine.c (nonzero_bits) : Allow single-ly set registers to be
11694 anywere in the function only if they are pseudos and set before
11695 being used (not live at the start of the function).
11696 (num_sign_bit_copies) : Same.
11697 (get_last_value_validate) : Same.
11698 (get_last_value) : Same.
11700 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
11702 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
11703 where N and M are constant and N is an integer multiple of M.
11705 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11707 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
11708 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
11709 sbitmap_union_of_preds): Add prototypes.
11710 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
11711 the intersection of successors with the new flow graph structures.
11712 (sbitmap_intersection_of_preds): New function to compute the
11713 intersection of predecessors with the new flow graph structures.
11714 (sbitmap_union_of_succs): New function to compute the union of
11715 successors with the new flow graph structures.
11716 (sbitmap_union_of_preds): New function to compute the union of
11717 predecessors with the new flow graph structures.
11718 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
11719 (expr_reaches_here_p): Use edge and basic_block structures instead
11720 of s_preds and s_succs.
11721 (compute_cprop_avinout): Use new sbitmap routines.
11722 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
11723 of s_preds and s_succs.
11724 * flow.c (compute_flow_dominators): Compute dominators using
11725 edges and basic blocks instead of s_preds and s_succs.
11727 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11729 * lists.c (unused_insn_list, unused_expr_list): New file for
11730 maintaining various types of lists. New statics for maintaining a
11731 cache of available INSN_LIST and EXPR_LIST nodes.
11732 (free_list): Static function for freeing a list of INSN/EXPR nodes.
11733 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
11734 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
11735 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
11736 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
11737 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
11738 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
11739 (free_INSN_LIST_node): Free an individual INSN_LIST node.
11740 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
11741 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
11742 (remove_dependence, free_pending_lists): Use new global routines.
11743 (flush_pending_lists, sched_analyze_insn): Use new global routines.
11744 (sched_analyze, compute_block_backward_dependences): Use new routines.
11745 (sched_analyze_1, sched_analyze_2): Use new routines.
11746 (schedule_insns): Use new global routines.
11747 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
11749 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
11750 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
11752 * toplev.c (rest_of_compilation): Initialize node cache.
11753 * Makefile.in (OBJS): Add lists.o to list of object files.
11754 (lists.o): Add dependancies.
11756 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
11758 * config/v850/v850.md: Fix compile time warning messages.
11759 * config/v850/v850.c: Fix compile time warning messages.
11760 * config/v850/v850.h: Fix compile time warning messages.
11762 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11764 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
11765 Remove unused prototype for `init_lengths'.
11767 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11769 * calls.c (emit_call_1): Mark parameter `stack_size' with
11771 (expand_call): Initialize variable `insn'.
11772 (emit_library_call): Likewise for variable `high_to_save'.
11773 (emit_library_call_value): Likewise.
11774 (store_one_arg): Likewise for variables `lower_bound' and
11777 * combine.c (try_combine): Likewise for variables `i2_code_number'
11778 and `other_code_number'.
11779 (find_split_point): Likewise for variables `pos', `unsignedp' and
11781 (simplify_if_then_else): Likewise for variables `op' and `c1'.
11782 (simplify_and_const_int): Remove unused variable `width'.
11783 (merge_outer_ops): Likewise.
11785 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
11786 HOST_WIDE_INT' when comparing against one.
11787 (simplify_relational_operation): Likewise.
11788 (cse_insn): Initialize variables `src_eqv_volatile',
11789 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
11791 * final.c (init_final): Constify parameter `filename'.
11792 (final_start_function): Mark parameter `optimize' with
11794 (profile_function): Likewise for parameters `first' and `optimize'.
11795 (output_source_line): Likewise for parameter `file'.
11797 * integrate.c (subst_constants): Cast a value to `size_t' when
11798 comparing against one.
11799 (mark_stores): Initialize variable `mode'. Cast a value to
11800 `size_t' when comparing against one.
11802 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
11804 * loop.c (move_movables): Initialize variable `first'.
11805 (strength_reduce): Likewise for variable `increment'.
11806 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
11807 value to `size_t' when comparing against one.
11808 (load_mems): Initialize variable `end_label'.
11810 * output.h (init_final): Constify parameter.
11812 * reload.c (decompose): Initialize variable `base'.
11814 * reload1.c (reload): Likewise for variable `is_scalar'.
11815 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
11816 (choose_reload_regs): Initialize variable `mode'.
11817 (emit_reload_insns): Likewise for variable `store_insn'.
11818 (reload_cse_noop_set_p): Mark parameter `insn' with
11820 (reload_combine): Initialize variable `set'.
11822 * unroll.c (unroll_loop): Likewise for variable `local_label'.
11823 (copy_loop_body): Cast a value to `size_t' when comparing against
11826 * varasm.c (assemble_variable): Initialize variable `size_tree'.
11827 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
11828 (remove_from_pending_weak_list): Mark parameter `name' with
11831 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11833 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
11836 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
11838 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
11839 (ASM_DECLARE_FUNCTION_NAME): Define.
11840 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
11841 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
11842 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
11843 not already defined.
11845 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
11847 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
11848 of n_popped when call/call_value are not defined.
11850 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
11852 * tm.texi: GNU CC -> GCC conversion.
11853 (CC1_SPEC): Indicate it is used for all language front ends.
11855 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
11857 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
11858 NOTE_INSN_EH_REGION_END correctly.
11860 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
11861 Jeff Law <law@cygnus.com>
11863 * loop.c (strength_reduce): Automatically unroll loops if the
11864 unrolled loop size is smaller than the rolled loop size.
11866 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
11867 and delete comment that code should be rewritten.
11869 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
11871 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
11874 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
11876 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
11878 * fixinc/mkfixinc.sh: Don't fix uwin headers.
11879 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
11880 (LINK_SPEC): Add -u _main when building executables.
11881 (ASM_DECLARE_FUNCTION): Update from Cygwin.
11882 (ASM_FILE_END): Use the default for ix86-pe.
11883 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
11885 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
11887 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
11888 and ASM_CLOSE_PAREN are empty strings.
11890 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
11891 Geoffrey Keating <geoffk@cygnus.com>
11893 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
11894 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
11895 (unprotoize.o): Ditto.
11896 (test-protoize-simple): Don't define STD_PROTO_DIR.
11897 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
11898 changes to make 'test-protoize-simple' pass.
11899 (STD_PROTO_DIR): Remove define.
11900 (STANDARD_EXEC_PREFIX): Supply default define.
11901 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
11902 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
11903 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
11904 (GET_ENV_PATH_LIST): New macro.
11905 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
11906 (do_processing): Initialize default_syscalls_dir using new
11907 macros. Use it to initialize syscalls_absolute_filename.
11909 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
11911 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
11912 B into a register before emit_conditional_move.
11914 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
11916 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
11917 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
11918 multiplicand out of (+ (* a b) (* c d)).
11920 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
11921 Richard Henderson <rth@cygnus.com>
11923 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
11924 (new_insn_dead_notes): Likewise.
11925 (update_n_sets): Likewise.
11926 (update_flow_info): Move to flow.c, renamed to update_life_info;
11927 extend to handle multiple source insns.
11928 * flow.c: Include resource.h
11929 (unlink_insn_chain): New.
11930 (split_hard_reg_notes): New.
11931 (maybe_add_dead_note): New.
11932 (maybe_add_dead_note_use): New.
11933 (find_insn_with_note): New.
11934 (new_insn_dead_notes): New.
11935 (update_n_sets): New.
11936 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
11937 (maybe_remove_dead_notes): New.
11938 (update_life_info): New.
11939 (prepend_reg_notes): New.
11940 (replace_insns): New.
11941 * output.h (update_life_info): Declare.
11942 * recog.c (split_block_insns): Use update_life_info.
11943 * resource.c (find_free_register): Use reg_alloc_order, don't use
11944 fixed regs, make sure the mode is supported, don't use new regs.
11946 * rtl.h (replace_insns): Declare.
11948 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
11950 * expr.c (expand_expr): Cope with COND_EXPRs with one
11951 non-returning branch.
11953 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
11955 * expr.c (store_expr): Always pass down the target, even when not
11958 1999-08-24 Nick Clifton <nickc@cygnus.com>
11960 * configure.in: Define target_cpu_default for v850 targets.
11961 * configure: Regenerate
11963 * config/v850/v850.h (TARGET_CPU_generic): Define.
11964 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
11965 addresses are 4 byte aligned.
11967 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
11970 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11972 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
11973 (main): Add prototypes.
11975 * genattrtab.c (substitute_address, write_const_num_delay_slots,
11976 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
11977 (write_attr_get): Emit prototypes along with function definition.
11978 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
11979 (write_complex_function): Emit static prototype along with
11980 function definition.
11982 * genemit.c (gen_split): Emit prototypes along with function
11985 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
11986 Likewise for predicates and `insn_operand_predicate'.
11987 (process_template): Emit static prototype along with function
11990 * genrecog.c (make_insn_sequence): Constify a char*. Add
11991 prototypes for get_split_*().
11992 (write_subroutine): Emit prototypes along with function
11995 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11997 * gcse.c (find_avail_set): Follow chains of register-register copies.
11998 Use oprs_not_set_p to guarantee that the returned value can be
12000 (cprop_insn): Don't verify the return value of find_avail_set with
12003 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
12004 (cprop_cc0_jump): New function.
12005 (cprop_insn): Break out new function cprop_jump and use it.
12006 Also use cprop_cc0_jump for machines with CC0.
12007 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
12009 * tree.h (current_function_calls_setjmp,
12010 current_function_calls_longjmp): Delete declarations.
12011 * dsp16xx.c: Include "function.h".
12012 * elxsi.c: Likewise.
12013 * gmicro.c: Likewise.
12014 * h8300.c: Likewise.
12015 * i370.c: Likewise.
12016 * m32r.c: Likewise.
12017 * mn10200.c: Likewise.
12018 * mn10300.c: Likewise.
12019 * ns32k.c: Likewise.
12020 * spur.c: Likewise.
12021 * v850.c: Likewise.
12023 * rtl.h (rtx_equal_function_value_matters): Declare.
12024 * toplev.c (rtx_equal_function_value_matters): Don't declare.
12026 * function.c: Likewise.
12027 * emit-rtl.c: Likewise.
12029 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
12031 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
12034 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12036 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
12039 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
12041 * cpp.texi: Add a node documenting macro varargs (copied
12044 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
12046 * cppspec.c: Put a null pointer at the end of the new argv.
12048 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
12050 * configure.in: Remove code to select/de-select the haifa
12051 scheduler. Every scheduled port gets haifa now.
12052 * configure: Rebuilt.
12053 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
12055 * Makefile.in: Corresponding changes.
12057 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12059 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
12060 All callers changed.
12061 (prepare_float_lib_cmp): Likewise.
12062 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
12063 * expr.h (emit_float_lib_cmp): Delete declaration.
12064 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
12065 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
12066 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
12068 (cmptf): Now conditional on TARGET_HARD_QUAD.
12070 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
12072 * resource.c (mark_target_live_regs): Use
12073 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
12075 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12077 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
12079 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
12081 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
12083 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12085 * rtl.h (rtx_format): Constify a char*.
12087 * rtl.c (rtx_format): Likewise.
12088 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
12089 (init_rtl): Use accessor macro, not `rtx_format'.
12091 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
12094 * caller-save.c (mark_referenced_regs): Likewise.
12096 * combine.c (subst, make_compound_operation, known_cond,
12097 gen_rtx_combine, update_table_tick, get_last_value_validate,
12098 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
12100 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
12101 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
12102 count_reg_usage): Likewise.
12104 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
12107 * final.c (leaf_renumber_regs_insn): Likewise.
12109 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
12110 dump_edge_info, count_reg_references): Likewise.
12112 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
12113 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
12116 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
12117 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
12118 add_label_notes): Likewise.
12120 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
12121 clear_struct_flag, count_sub_rtxs, count_alternatives,
12122 compares_alternatives_p, contained_in_p, walk_attr_value,
12123 write_expr_attr_cache): Likewise.
12125 * genconfig.c (walk_insn_part): Likewise.
12127 * genemit.c (max_operand_1, gen_exp): Likewise.
12129 * genextract.c (walk_rtx): Likewise.
12131 * genflags.c (num_operands): Likewise.
12133 * genoutput.c (scan_operands): Likewise.
12135 * genpeep.c (match_rtx): Likewise.
12137 * genrecog.c (add_to_sequence): Likewise.
12139 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
12142 * integrate.c (save_constants, copy_for_inline,
12143 copy_rtx_and_substitute, subst_constants, restore_constants):
12146 * jump.c (mark_jump_label, invert_exp, redirect_exp,
12147 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
12149 * local-alloc.c (contains_replace_regs, memref_referenced_p):
12152 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
12153 add_label_notes, replace_call_address, count_nonfixed_reads,
12154 invariant_p, find_single_use_in_loop, find_mem_givs,
12155 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
12158 * print-rtl.c (reg_names, print_rtx): Likewise.
12160 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
12162 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
12163 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
12164 print_blocks): Likewise.
12166 * regclass.c (fix_register, record_address_regs,
12167 reg_scan_mark_refs): Likewise.
12169 * regmove.c (stable_but_for_p): Likewise.
12171 * reload.c (loc_mentioned_in_p, operands_match_p,
12172 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
12173 copy_replacements, refers_to_regno_for_reload_p,
12174 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
12175 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
12178 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
12179 delete_address_reloads_1, count_occurrences,
12180 reload_cse_mem_conflict_p, reload_combine_note_use,
12181 add_auto_inc_notes): Likewise.
12183 * resource.c (mark_referenced_resources, mark_set_resources):
12186 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
12187 reg_mentioned_p, regs_set_between_p, modified_between_p,
12188 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
12189 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
12190 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
12191 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
12193 * sched.c (sched_analyze_2, attach_deaths): Likewise.
12195 * stupid.c (stupid_mark_refs): Likewise.
12197 * unroll.c (remap_split_bivs): Likewise.
12199 * varasm.c (mark_constants): Likewise.
12201 * a29k/a29k.c (uses_local_reg_p): Likewise.
12203 * alpha/alpha.c (summarize_insn): Likewise.
12205 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
12206 eliminate_lr2ip): Likewise.
12208 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
12210 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
12211 reg_mentioned_in_mem): Likewise.
12213 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
12214 symbolic_reference_mentioned_p): Likewise.
12216 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
12218 * sh/sh.c (regs_used, mark_use): Likewise.
12220 * vax/vax.c (vax_rtx_cost): Likewise.
12222 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12224 * machmode.h (mode_name): Constify a char*.
12226 * rtl.c (mode_name): Likewise.
12228 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
12230 * optabs.c (init_libfuncs): Constify a char*.
12232 * print-tree.c (mode_name): Remove redundant declaration.
12233 (print_node): Use accessor macro, not `mode_name'.
12235 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
12237 (new_spill_reg): Constify a char*.
12239 * tree.c (mode_name): Remove redundant declaration.
12241 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12243 * rtl.c (rtx_name): Constify a char*.
12245 * rtl.h (rtx_name, fix_sched_param): Likewise.
12247 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
12248 (mypr): Use accessor macro, not `rtx_name'.
12250 * genemit.c (print_code): Constify a char*.
12252 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
12254 * genpeep.c (print_code): Constify a char*.
12256 * genrecog.c (print_code): Likewise.
12258 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
12259 end_bb): Add static prototype.
12260 (draw_edge): Constify a char*.
12261 (end_bb): Remove unused parameter.
12263 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
12264 print_block_visualization): Constify a char*.
12266 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
12268 * c-common.c (c_get_alias_set): Update comment.
12270 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
12272 * linux.h (LIB_SPEC): Added.
12274 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12276 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
12278 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
12280 * tree.c (expr_check): Fix typo in last change.
12282 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
12284 * rtl.def (NOTE): Change format to "iuu0n".
12285 (ADDR_DIFF_VEC): Change format to "eEee0".
12286 (ADDRESSOF): Change format to "eit".
12288 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
12289 (RTVEC_ELT): Change to match.
12290 (XVECEXP): Use XVEC and RTVEC_ELT.
12291 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
12292 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
12293 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
12294 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
12295 TRAP_CONDITION, TRAP_CODE): Use XEXP.
12296 (INTVAL): Use XWINT.
12297 (ADDRESSOF_DECL): Use XTREE.
12298 (SET_ADDRESSOF_DECL): Delete.
12299 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
12300 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
12301 ifdefed out since 2.6 at least.
12302 (gen_rtvec_vv): Delete prototype.
12304 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
12306 (copy_most_rtx): Handle 't' format letter.
12307 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
12308 (gen_rtvec_vv): Delete function. All callers changed to use
12309 gen_rtvec_v instead.
12310 * print-rtl.c (print_rtx): Move special casing of NOTEs to
12311 the '0' format letter.
12313 * function.c (gen_mem_addressof): Don't use
12314 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
12316 * integrate.c (copy_rtx_and_substitute): Likewise.
12317 Copy 't' slots with XTREE.
12318 (subst_constants): Treat 't' slots like '[swi]' slots.
12319 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
12320 * jump.c (rtx_equal_for_thread_p): Likewise.
12321 * rtlanal.c (rtx_equal_p): Likewise.
12322 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
12323 only four arguments.
12324 * gengenrtl.c (type_from_format): Provide correct types for
12328 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
12329 If a recent gcc is in use (always in stage2 and beyond), use
12330 statement expressions, so we don't make a function call unless
12331 the check fails. Evaluate arguments exactly once.
12332 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
12333 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
12335 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
12336 they evaluate their arguments exactly once, irrespective of
12337 the compiler in use.
12339 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
12340 is used by the currently-enabled check macros. This is:
12341 (tree_check_failed, tree_class_check_failed): For gcc.
12342 (tree_check, tree_class_check, cst_or_constructor_check,
12343 expr_check): For other compilers.
12345 * gencheck.c: Do not define any *_CHECK1 macros.
12347 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
12348 Mark Mitchell <mark@codesourcery.com>
12350 * c-common.c (c_get_alias_set): Fix support for poitners and
12353 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
12355 * alias.c: Include tree.h.
12356 (nonlocal_reference_p, mark_constant_function): New functions.
12357 * flow.c (life_analysis): Call mark_constant_function.
12358 * rtl.h (mark_constant_function): Declare it.
12360 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
12362 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
12363 unrecognisable switches.
12365 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12367 * loop.c (recombine_givs): Set ix field after sorting.
12368 (recombine_givs): Remove bogus index / giv lockstep looping.
12370 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12372 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
12374 (emit_store_flag_force): Use do_compare_rtx_and_jump.
12375 (do_cmp_and_jump): Formatting fixes.
12376 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
12377 do_compare_rtx_and_jump instead of compare_from_rtx.
12378 (do_compare_rtx_and_jump): New function; mostly copied from
12380 (do_jump_for_compare): Delete.
12381 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
12383 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
12384 of compare/do_jump_for_compare pairs.
12385 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
12386 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
12387 compare_from_rtx/do_jump_for_compare pairs.
12388 (do_jump_by_parts_equality): Likewise.
12389 (do_jump_by_parts_equality_rtx): Likewise.
12390 * expr.h (do_compare_rtx_and_jump): Declare.
12391 * optabs.c (prepare_cmp_insn): New function, contains most of the code
12392 that used to be in emit_cmp_insn.
12393 (cmp_available_p): New function.
12394 (prepare_operand): New function.
12395 (emit_cmp_and_jump_insn_1): New function, contains some code that used
12396 to be in emit_cmp_insn.
12397 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
12398 parameters to be pointers; don't emit final compare but modify some of
12399 the values pointed to by the args so the caller can perform the
12400 correct comparison.
12401 (expand_binop): Call emit_store_flag_force with signed forms of
12403 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
12404 emit_jump_insn pair.
12405 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
12406 emit_cmp_and_jump_insn_1. Call emit_queue.
12407 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
12409 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
12410 jump sets cc0 before deleting it.
12411 * integrate.c (expand_inline_function): Likewise.
12412 * unroll.c (unroll_loop): Similar changes in several places.
12413 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
12414 before deleting it.
12416 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12418 * Makefile.in (insn-recog.o): Update dependencies.
12419 * genrecog.c (main): Make generated file include "function.h".
12421 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
12423 * cse.c (cse_insn): Call never_reached_warning when a jump is
12424 changed to be unconditional.
12425 * flags.h: Declare warn_notreached.
12426 * flow.c (delete_block): Call never_reached_warning when
12427 a block is deleted.
12428 * jump.c (delete_barrier_successors): Call never_reached_warning
12429 when we delete everything after a BARRIER.
12430 (never_reached_warning): New function.
12431 * rtl.h: Declare never_reached_warning.
12432 * toplev.c (warn_notreached): New variable.
12433 (lang_independent_options): Set warn_notreached
12434 when -Wunreachable-code.
12435 (compile_file): We need line numbers for -Wunreachable-code.
12437 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
12439 * haifa-sched.c (insn_unit): Fix typo on out of range test.
12440 * sched.c (insn_unit): Likewise.
12442 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
12444 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
12446 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12448 * flow.c (create_edge_list): Use xmalloc, not malloc.
12450 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
12452 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
12453 C-style comments. Do not lose the character before double slash.
12455 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12457 * basic-block.h (struct edge_list): Stucture to maintain a vector
12459 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
12460 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
12461 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
12462 New function prototypes.
12463 * flow.c (create_edge_list): Function to create an edge list.
12464 (free_edge_list): Discards memory used by an edge list.
12465 (print_edge_list): Debug output showing an edge list.
12466 (verify_edge_list): Internal consistency check for an edge list.
12467 (find_edge_index): Function to find an edge index for a pred and succ.
12469 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
12471 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
12474 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
12476 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
12478 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12480 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
12482 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
12484 * toplev.c (rest_of_compilation): Allow machine dependent
12485 reorganisation pass to place information into the RTL dump
12486 file if it so wishes.
12488 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
12490 * explow.c (hard_function_value): Use VOIDmode instead of
12492 * stmt.c (expand_return): Likewise.
12493 * stor-layout.c (get_best_mode): Likewise.
12495 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
12496 emit call instead of emit_insn call.
12498 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
12500 * configure.in: Handle --disable/enable-win32-registry.
12501 * install.texi: Document --disable/enable-win32-registry.
12502 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
12503 (WIN32_REGISTRY_KEY): New macro.
12504 * prefix.c: Use to enable/disable win32-specific code.
12505 (lookup_key): Use versioned key.
12506 * configure: Regenerate.
12507 * config.in: Likewise.
12509 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
12511 * cpplib.c (read_line_number): New fn, split out of...
12514 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
12516 tree.c (lang_unsave_expr_now) : New.
12517 (unsave_expr_now): Call lang_unsave_expr_now.
12518 tree.h (lang_unsave_expr_now) : New.
12520 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
12522 * toplev.c (flag_new_exceptions): On by default.
12524 1999-08-13 Michael Meissner <meissner@cygnus.com>
12526 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
12528 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
12530 * dwarfout.c (fundamental_type_code): Return FT_boolean for
12531 INTEGER_TYPE with precision==1, it's __java_boolean.
12533 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12535 * global.c (prune_preferences): Move some invariants out of the
12538 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
12540 * configure.in (alpha*-dec-osf*): Add osf5.
12542 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
12544 * configure.in: Rework handling of ARM GNU/Linux slightly.
12545 (arm*-*-linux-gnuoldld): New target.
12546 * configure: Regenerate.
12547 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
12548 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
12549 * config/arm/linux-oldld.h: New file.
12550 * config/arm/linux-elf26.h: Don't include linux-elf.h.
12551 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
12553 * config/arm/linux-elf.h (ASM_SPEC): Define.
12554 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
12555 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
12556 for 26-bit APCS and old linker.
12557 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
12559 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
12560 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
12561 don't define `arm' or `arm_elf'.
12562 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
12563 MULTILIB_DIRNAMES): Define. Fix typo in comment.
12565 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
12567 * rtl.texi: Fix typo.
12569 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
12571 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
12573 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
12575 * extend.texi (C++ Signatures): Remove node.
12576 * invoke.texi: Remove discussion of -fhandle-signatures,
12577 signature, sigof, __signature__, and __sigof__.
12579 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
12581 * Makefile.in (JAVAGC): Removed.
12583 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
12585 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
12587 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
12589 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
12591 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
12593 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
12594 a register that is already known to be a pointer.
12596 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
12598 * fixinc/inclhack.tpl: Only install assert.h conditionally.
12599 * fixinc/inclhack.sh: Regenerated.
12600 * fixinc/fixincl.sh: Regenerated.
12602 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
12604 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
12605 Fix documentation of -ansi flag to describe its C++ behavior.
12606 Remove bogus reference to GCC 2.9.
12608 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
12610 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
12611 note if it is non-NULL.
12613 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12615 * except.h (eh_nesting_info): Add new structure defintion.
12616 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
12617 (reachable_handlers, update_rethrow_references): Add function
12619 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
12620 a rethrow symbol instead of an integer exception region number.
12621 * flow.c (Make_edges): Use new exception nesting routines to determine
12622 which handlers are reachable from a CALL or asynchronous insn.
12623 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
12625 (delete_eh_regions): Update rethrow labels, and don't delete
12626 regions which are the target of a rethrow.
12627 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
12628 avoid overloading the SYMBOL_REF_USED flag.
12629 (rethrow_symbol_map): Use new rethrow_ref field.
12630 (rethrow_used): Use new rethrow_ref field.
12631 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
12632 of an integer. Fix formatting.
12633 (output_exception_table_entry): Use new rethrow_ref field.
12634 (can_throw): Check for EH_REGION_NOTE before deciding
12635 whether a CALL can throw or not.
12636 (scan_region): Call rethrow_used() instead of accessing data structure.
12637 (update_rethrow_references): New function to make sure only regions
12638 which are still targets of a rethrow are flagged as such.
12639 (process_nestinfo): New static function to initialize a handler
12640 list for a specific region.
12641 (init_eh_nesting_info): New function to allocate and initialize
12642 the list of all EH handlers reachable from all regions.
12643 (reachable_handlers): New function to retrieve the list of handlers
12644 reachable from a specific region and insn.
12645 (free_eh_nesting_info): New function to dispose of a list of
12646 reachable handlers.
12648 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12650 * flow.c (split_edge): Set JUMP_LABEL field.
12651 (commit_one_edge_insertion): Set head correctly for insert_before.
12652 When inserting insns, update insn block numbers if allocated.
12654 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12656 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
12657 retry_incomplete_types): Add static prototype.
12658 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
12659 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
12660 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
12661 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
12662 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
12665 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
12666 dwarf2out_start_source_file, dwarf2out_line): Likewise.
12668 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12670 * output.h (assemble_name): Constify a char*.
12672 * varasm.c (UNIQUE_SECTION, assemble_start_function,
12673 assemble_variable, assemble_name): Likewise.
12675 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
12677 * arm/pe.c (arm_pe_unique_section): Likewise.
12679 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
12681 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
12683 * i386/interix.c (i386_pe_unique_section): Likewise.
12685 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
12687 * i386/winnt.c (i386_pe_unique_section): Likewise.
12689 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
12691 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
12693 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
12695 * pa/pa.c (output_call): Likewise.
12697 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
12699 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
12701 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
12704 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
12707 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
12709 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
12710 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
12712 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
12714 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12716 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
12718 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12720 * tree.h (lang_identify): Constify a char*.
12721 (print_error_function): Add extern prototype. Constify a char*.
12723 * c-lang.c (lang_identify): Constify a char*.
12725 * objc/objc-act.c (lang_identify): Constify a char*.
12727 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12729 * genpeep.c (main): Make generated file include "function.h".
12730 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
12732 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12734 * Makefile.in: Update dependencies.
12735 * alias.c: Include "function.h"
12736 * c-decl.c: Likewise.
12737 * caller-save.c: Likewise.
12738 * calls.c: Likewise.
12739 * combine.c: Likewise.
12741 * explow.c: Likewise.
12742 * final.c: Likewise.
12743 * global.c: Likewise.
12744 * graph.c: Likewise.
12745 * local-alloc.c: Likewise.
12746 * loop.c: Likewise.
12747 * optabs.c: Likewise.
12748 * profile.c: Likewise.
12749 * recog.c: Likewise.
12750 * regclass.c: Likewise.
12751 * regmove.c: Likewise.
12752 * reload.c: Likewise.
12753 * reorg.c: Likewise.
12754 * resource.c: Likewise.
12755 * sched.c: Likewise.
12756 * stupid.c: Likewise.
12757 * config/1750a/1750a.c: Likewise.
12758 * config/a29k/a29k.c: Likewise.
12759 * config/arc/arc.c: Likewise.
12760 * config/arm/arm.c: Likewise.
12761 * config/arm/thumb.c: Likewise.
12762 * config/c4x/c4x.c: Likewise.
12763 * config/clipper/clipper.c: Likewise.
12764 * config/convex/convex.c: Likewise.
12765 * config/fx80/fx80.c: Likewise.
12766 * config/i860/i860.c: Likewise.
12767 * config/m68k/m68k.c: Likewise.
12768 * config/m88k/m88k.c: Likewise.
12769 * config/mips/mips.c: Likewise.
12770 * config/pdp11/pdp11.c: Likewise.
12771 * config/pyr/pyr.c: Likewise.
12772 * config/romp/romp.c: Likewise.
12773 * config/sh/sh.c: Likewise.
12774 * config/tahoe/tahoe.c: Likewise.
12775 * config/vax/vax.c: Likewise.
12776 * config/we32k/we32k.c: Likewise.
12777 * config/sparc/sparc.c: Include "function.h".
12778 (mem_min_alignment): Test current_function rather than
12779 regno_pointer_align.
12780 * config/pa/pa.c: Likewise.
12781 (compute_frame_size): Delete declaration of
12782 current_function_outgoing_args_size.
12783 * config/arc/arc.h (current_function_varargs): Delete declaration.
12784 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
12786 * config/i370/i370.h (current_function_outgoing_args_size): Delete
12788 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
12789 current_function_uses_pic_offset_table.
12790 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
12791 of current_function_returns_pointer.
12792 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12793 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12794 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12795 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12796 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12797 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12798 * config/m88k/m88k.c: Include "function.h"
12799 (call_used_regs, current_function_pretend_args_size,
12800 current_function_outgoing_args_size, frame_pointer_needed): Delete
12802 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
12804 * config/mips/mips.h (current_function_calls_alloca): Delete
12806 * config/mn10200/mn10200.h (current_function_needs_context,
12807 rtx_equal_function_value_matters): Delete declarations.
12808 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
12809 flag_pic): Delete declarations.
12810 * config/pa/pa.h (current_function_pretend_args_size,
12811 current_function_decl): Delete declarations.
12812 * config/pa/som.h (current_function_varargs): Delete declaration.
12813 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
12815 * config/pyr/pyr.h (current_function_pretend_args_size,
12816 current_function_args_size, current_function_calls_alloca): Delete
12818 * config/sh/sh.h (current_function_varargs): Delete declaration.
12819 * config/sparc/sparc.h (current_function_outgoing_args_size,
12820 current_function_calls_alloca, current_function_decl): Delete
12822 * config/spur/spur.h (current_function_pretend_args_size,
12823 current_function_calls_alloca): Delete declarations.
12824 * config/v850/v850.c (current_function_outgoing_args_size): Delete
12826 * config/vax/vms.h (current_function_name): Delete declaration.
12827 * gcse.c: Include "function.h".
12828 (current_function_name, current_function_calls_setjmp): Delete
12830 * haifa-sched.c: Include "function.h".
12831 (forced_labels): Delete declaration.
12832 * jump.c: Likewise.
12833 * reg-stack.c: Likewise.
12834 * reload1.c: Likewise.
12835 * genemit.c (main): Make generated file include function.h.
12836 * genoutput.c (output_prologue): Likewise.
12838 * builtins.c (saveregs_value, apply_args_value): Delete variables.
12839 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
12840 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
12841 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
12842 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
12843 macros for some of them.
12844 (emit_filename, emit_lineno): Delete declarations.
12845 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
12846 regno_pointer_* variables through current_function.
12847 (gen_inline_header_rtx): Delete function.
12848 (save_emit_status): Delete function.
12849 (set_new_last_label_num): New function.
12850 (clear_emit_caches): New function.
12851 (restore_emit_status): Just clear last_labelnum and call
12853 (get_last_insn_anywhere): Variable sequence_stack is now accessed
12854 through macro seq_stack.
12855 (add_insn_after): Likewise.
12856 (add_insn_before): Likewise.
12857 (remove_insn): Likewise.
12858 (pop_topmost_sequence): Likewise.
12859 (in_sequence_p): Likewise.
12860 (start_sequence_for_rtl_expr): Likewise.
12861 (start_sequence): Likewise, and likewise for
12862 sequence_rtl_expr/seq_rtl_expr.
12863 (push_topmost_sequence): Likewise.
12864 (end_sequence): Likewise.
12865 (init_virtual_regs): Now takes a "struct emit_status *" argument.
12866 All callers changed. Store into that pointer instead of globals.
12867 (init_emit): Allocate emit elt of current_function.
12868 Changes for sequence_rtl_expr/sequence_stack renaming.
12869 Call clear_emit_caches instead of doing it in-line.
12870 Access regno_pointer_* variables through current_function.
12871 (init_emit_once) Don't clear sequence_stack.
12873 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
12875 (arg_pointer_save_area): Delete declaration.
12876 (finish_expr_for_function): Renamed from init_queue; no longer static.
12877 (init_expr): Don't call init_queue.
12878 (save_expr_status, restore_expr_status): Delete functions.
12879 (expand_expr): Changes to reflect new layout of struct function.
12880 Don't access current_function_check_memory_usage when current_function
12882 * expr.h (forced_labels, save_expr_regs, saveregs_value,
12883 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
12884 current_function_outgoing_args_size, current_function_arg_offset_rtx,
12885 current_function_uses_const_pool, function_call_count,
12886 current_function_uses_pic_offset_table, nonlocal_labels,
12887 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
12888 current_function_check_memory_usage, nonlocal_goto_handler_slots,
12889 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
12891 (finish_expr_for_function): Declare.
12892 * flags.h (current_function_has_nonlocal_label,
12893 current_function_has_nonlocal_goto, current_function_is_thunk,
12894 current_function_has_computed_jump): Delete declarations.
12895 * flow.c (forced_labels): Delete declaration.
12896 * function.c (current_function_pops_args,
12897 current_function_returns_struct, current_function_returns_pcc_struct,
12898 current_function_needs_context, current_function_calls_setjmp,
12899 current_function_calls_longjmp, current_function_has_nonlocal_label,
12900 current_function_has_nonlocal_goto, current_function_is_thunk,
12901 current_function_has_computed_jump, current_function_calls_alloca,
12902 current_function_contains_functions, current_function_returns_pointer,
12903 current_function_epilogue_delay_list, current_function_args_size,
12904 current_function_pretend_args_size, current_function_arg_offset_rtx,
12905 current_function_outgoing_args_size, current_function_varargs,
12906 current_function_stdarg, current_function_args_info, cleanup_label,
12907 current_function_name, current_function_uses_const_pool,
12908 current_function_instrument_entry_exit, current_function_return_rtx,
12909 current_function_uses_pic_offset_table, nonlocal_labels,
12910 current_function_internal_arg_pointer, current_function_cannot_inline,
12911 current_function_check_memory_usage, function_call_count,
12912 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
12913 nonlocal_goto_stack_level, return_label, save_expr_regs,
12914 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
12915 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
12916 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
12917 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
12918 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
12920 (push_function_context_to): Don't save them. Don't call
12921 save_storage_status, save_emit_status or save_expr_status.
12922 (pop_function_context_from): Don't restore them. Don't call
12923 restore_storage_status or restore_expr_status.
12924 (get_func_frame_size): New function.
12925 (get_frame_size): Use it.
12926 (assign_outer_stack_local): Reflect some member name changes in struct
12928 (put_reg_into_stack): Likewise.
12929 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
12931 (fixup_var_refs): Likewise.
12932 (fix_lexical_addr): Likewise.
12933 (trampoline_address): Likewise.
12934 (prepare_function_start): Clear field inlinable of current_function.
12935 (init_function_for_compilation): New function.
12936 (expand_dummy_function_end): New function.
12937 (expand_function_end): Call finish_expr_for_function.
12938 * function.h (struct emit_status): New; fields moved here from struct
12939 function and from global variables. Add accessor macros for some of
12941 (struct expr_status): Likewise.
12942 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
12943 (struct function): Add fields expr and emit, inlinable, inl_emit,
12944 original_arg_vector, original_decl_initial, inl_last_parm_insn,
12945 inl_max_label_num. Add many comments.
12946 Add accessor macros for all elts of struct function that no longer
12947 have a global variable.
12948 (cleanup_label, return_label, frame_offset, tail_recursion_label,
12949 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
12950 stack_slot_list): Delete declarations.
12951 (get_func_frame_size): Declare.
12952 (save_expr_status, restore_expr_status, save_emit_status,
12953 save_storage_status, restore_storage_status): Delete declarations.
12954 (init_virtual_regs): Declare.
12955 * output.h (current_function_pops_args,
12956 current_function_returns_struct, current_function_returns_pcc_struct,
12957 current_function_needs_context, current_function_calls_setjmp,
12958 current_function_calls_longjmp, current_function_calls_alloca,
12959 current_function_has_nonlocal_label, current_function_varargs,
12960 current_function_has_computed_jump, current_function_returns_pointer,
12961 current_function_contains_functions, current_function_args_size,
12962 current_function_pretend_args_size, current_function_stdarg,
12963 current_function_outgoing_args_size, current_function_args_info,
12964 current_function_name, current_function_return_rtx,
12965 current_function_epilogue_delay_list,
12966 current_function_uses_const_pool, current_function_cannot_inline):
12967 Delete declarations.
12968 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
12969 regno_reg_rtx): Delete declaration.
12970 (REGNO_POINTER_FLAG): Delete macro.
12971 * stmt.c (expand_goto): Changes to reflect that some fields in struct
12972 function were renamed.
12973 * stor-layout.c (save_storage_status, restore_storage_status): Delete
12975 * toplev.c: Include "function.h".
12976 (current_function_decl): Delete declaration.
12977 (compile_file): Call init_dummy_function_start and
12978 expand_dummy_function_end around some initializations that need to
12980 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
12981 Call init_function_for_compilation.
12982 * unroll.c: Include "function.h"
12983 (unroll_loop): Access regno_pointer_* variables through
12986 * tree.h (struct tree_decl): Add elt f to saved_insns member.
12987 (DECL_SAVED_INSNS): use it.
12988 (expand_dummy_function_end): Declare.
12989 (init_function_for_compilation): Declare.
12990 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
12991 that it's no longer an INLINE_HEADER.
12992 (expand_call): Likewise.
12993 * integrate.c (finish_inline): Delete function.
12994 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
12995 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
12996 args. Don't generate an INLINE_HEADER rtx, just return the arg
12997 vector. All callers changed.
12998 (save_for_inline_copying): Create a duplicate struct emit_status to
12999 hold the emit state for compiling the current function. Use this and
13000 the other new fields in struct function that are for integration
13001 instead of an INLINE_HEADER.
13002 Use memcpy instead of bcopy.
13003 Store the current struct function in DECL_SAVED_INSNS of fndecl.
13004 (save_for_inline_nocopy): Similar changes, except no new emit_status
13006 (expand_inline_function): Get information from function structure,
13007 not from an inline header rtx.
13008 (output_inline_function): Lose code to extract the necessary
13009 information from an inline header; simply put back the function
13010 structure into current_function. Clear its inlinable elt.
13011 * rtl.def (INLINE_HEADER): Delete.
13012 * rtl.h: Delete all accessors for an INLINE_HEADER.
13013 (gen_inline_header_rtx): Delete declaration.
13014 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
13015 Delete declarations.
13016 (REGNO_POINTER_ALIGN): Delete.
13017 (clear_emit_caches): Declare.
13018 (set_new_last_label_num): Declare.
13020 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
13022 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
13024 * except.c (expand_eh_region_start_for_decl): Always start a new block.
13025 * stmt.c (is_eh_region): Make sure current_function is present, too.
13027 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
13029 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
13030 for 64bit PA targets.
13032 * pa.h (SELECT_SECTION): Define.
13033 * som.h (SELECT_SECTION): Delete.
13035 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13037 * alias.c (init_alias_analysis): Wrap call to
13038 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
13040 1999-08-07 Bruce Korb <autogen@linuxbox.com>
13042 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
13043 <sys/asm.h> contains an asm comment with an apostrophe
13044 * fixinc/inclhack.sh: regen
13045 * fixinc/fixincl.x: regen
13047 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
13049 * function.c (init_function_start): Clear prologue & epilogue.
13050 (prologue_epilogue_contains): New function.
13051 * alias.c (init_alias_analysis): Use it.
13052 * rtl.h (prologue_epilogue_contains): Declare it.
13054 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
13056 * jump.c (onlyjump_p): New function.
13057 * rtl.h: Declare it.
13058 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
13059 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
13061 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
13063 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
13064 to invert loops. Simplify block scanning.
13066 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13068 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
13069 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
13071 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
13073 * config/sparc/liteelf.h: New file to support sparclite-elf target
13074 * config/sparc/t-sp86x: New file to support sparc86x targets
13075 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
13076 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
13077 * configure.in: Support above target triplets
13078 * configure: Regenerated
13080 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
13082 * fixinc/server.c (server_setup): Do not prefix function used as
13083 parameter with `&'.
13085 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
13087 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
13088 Remove fp reg alternatives.
13090 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
13092 * Makefile.in (TAROUTOPTS): Kill.
13093 (install-headers-tar): Use "xpf" for tar headerfile extraction
13094 * i370/x-oe (TAROUTOPTS): Delete.
13095 * m68k/x-apollo68 (TAROUTOPTS): Delete.
13096 * m68k/x-hp320 (TAROUTOPTS): Delete.
13097 * m68k/x-hp320g (TAROUTOPTS): Delete.
13098 * gcc.texi: Update bug reporting text.
13100 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13102 * reg-stack.c (change_stack) Fixed problem with negative array index.
13104 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
13106 * extend.texi, install.texi: Fix spelling mistakes.
13108 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
13109 (s-attrtab); No longer try to use pre-made insn-attrtab file.
13110 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
13111 PREMADE_ATTRTAB_MD.
13112 * mips/t-ecoff: Likewise.
13113 * mips/t-elf: Likewise.
13114 * mips/t-mips: Likewise.
13115 * mips/t-osfrose: Likewise.
13116 * mips/t-r3900: Likewise.
13117 * mips/t-svr3: Likewise.
13118 * mips/t-svr4: Likewise.
13119 * mips/t-ultrix: Likewise.
13121 * gcc.texi: Document recommend means to provide software floating
13122 point libraries in libgcc.a
13124 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
13126 * c-lex.c (yylex): We can have a number with no digits.
13128 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
13130 * jump.c (delete_prior_computation): New function, broken
13131 out of delete_computation. Check for side effects with
13132 side_effects_p instead of FIND_REG_INC_NOTE. Handle
13133 multi-word hard registers.
13134 (delete_computation): Use it. Check for side effects with
13135 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
13136 missing REG_DEAD note for a register which is both set and
13139 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
13141 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
13142 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
13143 (ASM_FILE_START): Import _mcount with the right type.
13144 (ASM_DECLARE_FUNCTION_NAME): Define.
13145 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
13146 * pa.c (output_function_prologue): Always emit the function's label
13148 * pa.h (TEXT_SPACE_P): Define.
13149 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
13150 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
13151 * som.h (TEXT_SPACE_P): Delete.
13152 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
13153 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
13155 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
13157 * expr.c (emit_group_load): Allow src to be a CONCAT.
13159 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13161 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
13162 (___mulsi3): Use '!' comment character.
13164 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13166 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
13168 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
13170 * gcc.c: Update URLs and mail addresses.
13171 * gcc.texi: Likewise.
13173 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
13175 * rs6000.c (current_file_function_operand): Return zero for
13177 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
13179 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
13182 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
13184 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
13185 allocate space in the stack frame for the PIC register.
13187 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
13189 * m68k.md (xordi3, anddi3): These patterns are not available on
13192 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
13194 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
13195 (PUT_REAL): Likewise.
13197 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13199 * final.c (shorten_branches): Don't add an alignment for loops
13200 that have no label inside.
13202 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13204 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
13205 prototypes in macro HAVE_cmpstrsi.
13207 * cpplib.c (cpp_get_token): Remove unused label `op3'.
13209 * emit-rtl.c (operand_subword): Remove unused variable
13212 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
13214 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
13216 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
13218 * cpphash.c (macroexpand): Delete leading whitespace when arg
13219 is concatenated before.
13220 (unsafe_chars): Correct test for whether + and - can extend a
13223 * cppinit.c (cpp_start_read): Do dependencies for
13224 -include/-imacros files also.
13226 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
13227 tokenizing non-directive lines.
13228 (cpp_expand_to_buffer): Temporarily disable no-output mode.
13229 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
13232 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
13234 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
13236 * c-lex.c: Sync with C++ frontend.
13237 (linemode): New variable.
13238 (parse_float): imag, conversion_errno, and type are output only.
13239 (yylex): Adjust. Move initial '.' case into main switch.
13241 (handle_generic_pragma): Just deal with tokens.
13242 (readescape): Use ISXDIGIT and ISGRAPH.
13243 * c-parse.in: Add END_OF_LINE token.
13245 * c-lex.c (lang_init): Generalize.
13246 (nextchar): Remove. Replace uses with UNGETC.
13247 (skip_white_space): Handle linemode here. Optimize for cpplib.
13248 (skip_white_space_on_line): Remove.
13249 (extend_token_buffer_to): New fn.
13250 (extend_token_buffer): Use it.
13251 (read_line_number, check_newline): Just deal with tokens.
13252 (token_getch, token_put_back): New fns.
13253 (yylex): Use them. More cpplib optimizations. Simplify.
13255 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
13256 Jason Merrill <jason@yorick.cygnus.com>
13258 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
13259 (consume_string): Make this smart about USE_CPPLIB.
13260 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
13261 (yylex): Rewrite to be intelligent about USE_CPPLIB.
13262 Also, clean up cases where we redundantly set token_buffer[0].
13263 (read_line_number): New fn.
13264 (ignore_escape_flag): New variable.
13266 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
13268 * a29k/t-a29kbare: Fix some comments.
13269 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
13270 (FPBIT, DPBIT): Define.
13271 * a29k/t-vx29k: Likewise.
13272 * arc/t-arc: Likewise.
13273 * arm/t-arm-elf: Likewise.
13274 * arm/t-bare: Likewise.
13275 * arm/t-pe: Likewise.
13276 * arm/t-pe-thumb: Likewise.
13277 * arm/t-semi: Likewise.
13278 * arm/t-thumb: Likewise.
13279 * arm/t-thumb-elf: Likewise.
13280 * arm/t-thumb-linux: Likewise.
13281 * h8300/t-h8300: Likewise.
13282 * i960/t-i960: Likewise.
13283 * i960/t-vxworks960: Likewise.
13284 * m32r/t-m32r: Likewise.
13285 * mips/t-ecoff: Likewise.
13286 * mips/t-elf: Likewise.
13287 * mips/t-r3900: Likewise.
13288 * pa/t-pro: Likewise.
13289 * rs6000/t-aix43: Likewise.
13290 * rs6000/t-beos: Likewise.
13291 * rs6000/t-newas: Likewise.
13292 * rs6000/t-ppccomm: Likewise.
13293 * rs6000/t-rs6000: Likewise.
13294 * rs6000/t-winnt: Likewise.
13295 * rs6000/t-xnewas: Likewise.
13296 * rs6000/t-xrs6000: Likewise.
13297 * sh/t-sh: Likewise.
13298 * sparc/t-elf: Likewise.
13299 * sparc/t-sparcbare: Likewise.
13300 * sparc/t-sparclite: Likewise.
13301 * sparc/t-splet: Likewise.
13302 * v850/t-v850: Likewise.
13303 * mn10200/t-mn10200: Fix comments.
13304 * mn10300/t-mn10300: Likewise.
13306 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
13307 dummy operand. Allocate a new pseudo for the dummy operand.
13308 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
13310 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
13312 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
13314 * configure: Rebuilt.
13315 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
13317 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
13319 * recog.c (preproces_constraints): Zero recog_op_alt before
13320 processing the constraints.
13322 * arm.c (typedef minipool_node): Renamed from pool_node.
13323 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
13324 (add_minipool_constant): New function.
13325 (dump_minipool): New function.
13326 (find_barrier): Remove special case for getting the insn size of
13327 an insn that references the constant pool.
13328 (minipool_fixup): New structure.
13329 (push_minipool_barrier): New function.
13330 (push_minipool_fix): New function.
13331 (note_invalid_constants): New function.
13332 (add_pool_constant, dump_table, fixit, broken_move): Delete.
13333 (arm_reorg): Rewrite code to fix up the constant pool into a
13334 series of mini-pools embedded in the insn stream.
13335 (arm_output_epilogue): New function, made mainly from the body
13336 of output_func_epilogue.
13337 (output_func_epilogue): Move insn generation part of epilogue code
13338 to arm_output_epilogue.
13339 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
13340 * arm.md (pool_range): New attribute.
13341 (zero_extendqidi2): Add attribute pool_range.
13342 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
13343 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
13344 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
13345 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
13346 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
13347 (epilogue): New expand.
13348 (epilogue_insn): New insn. Call arm_output_epilogue.
13350 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
13351 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
13353 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
13355 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
13357 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
13359 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
13361 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
13363 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
13365 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
13367 * global.c: Fix comment.
13369 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
13371 * gcc.c (access_check): New static function.
13372 (find_a_file): Use it when searching a directory list.
13373 * collect2.c (find_a_file): Don't accept directories found when
13374 searching a directory list.
13376 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
13378 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
13379 function parameters with `&'.
13380 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
13382 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
13384 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
13385 or tidy_fallthru_edge if the last insn in the block is not
13386 an unconditional jump or a simple conditional jump.
13388 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13390 * Makefile.in (c-decl.o): Depends on defaults.h.
13392 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
13394 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
13396 (CLASS_MAX_NREGS): Likewise.
13398 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
13400 * cse.c (cse_insn): Fix dumb thinko in last change.
13402 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13404 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
13407 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
13409 * dwarf2out.c (add_location_or_const_value_attribute): Correct
13410 test for sizes of passed and declared parameter types.
13412 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13414 * fixincludes: Fix the return type of bsearch, char* -> void*.
13416 * fixinc/inclhack.def: Likewise.
13418 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
13420 * invoke.texi (-fdump-translation-unit): New option.
13422 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
13424 * expr.h (PROMOTE_PROTOTYPES): Move ...
13425 * defaults.h: ... to here.
13426 * c-decl.c: Include defaults.h instead of expr.h.
13427 * c-typeck.c: Include defaults.h.
13429 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
13431 * toplev.h (errorcount): Declare.
13432 (warningcount): Likewise.
13433 (sorrycount): Likewise.
13434 * c-lex.c (errorcount): Don't declare.
13435 * dwarf2out.c (errorcount): Don't declare.
13437 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
13439 * config/libgloss.h: Add a note discouraging use with ELF.
13440 * configure.in: Don't use libgloss.h for ELF targets.
13441 Always use_collect2 on a.out targets.
13443 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
13445 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
13446 (force_to_mode, case ASHIFTRT): Add shiftrt label.
13448 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13450 * loop.c (strength_reduce): When doing biv->giv conversion, update
13451 reg note of NEXT->insn.
13453 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13455 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
13457 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13459 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
13460 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
13461 Ensure expr.h is included.
13462 * c-typecheck.c (convert_arguments): Ditto.
13464 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
13466 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
13467 * config/convex/convex.h: Ditto.
13468 * config/dsp16xx/dsp16xx.h: Ditto.
13469 * config/fx80/fx80.h: Ditto.
13470 * config/gmicro/gmicro.h: Ditto.
13471 * config/i370/i370.h: Ditto.
13472 * config/i386/i386.h: Ditto.
13473 * config/m32r/m32r.h: Ditto.
13474 * config/m68k/m68k.h: Ditto.
13475 * config/m88k/m88k.h: Ditto.
13476 * config/mips/mips.h: Ditto.
13477 * config/pa/pa.h: Ditto.
13478 * config/pyr/pyr.h: Ditto.
13479 * config/tahoe/tahoe.h: Ditto.
13480 * config/we32k/we32k.h: Ditto.
13482 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
13483 based on arch size.
13485 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
13487 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
13490 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
13492 1999-08-02 Richard Henderson <rth@cygnus.com>
13494 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
13495 for the register spill block.
13496 (m32r_va_arg): New.
13497 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
13498 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
13500 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
13501 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
13502 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
13504 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13506 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
13507 MAX_WCHAR_TYPE defined in sparc.h.
13508 * config/sparc/linuxaout.h: Likewise.
13509 * config/sparc/linux64.h: Likewise.
13510 Also default to -mvis if CPU is UltraSPARC.
13512 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13514 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
13515 (RTX_OK_FOR_OLO10): Likewise.
13516 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
13517 %lo(), allow it in addresses...
13518 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
13519 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
13520 does not make sense.
13521 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
13522 (sparc_output_scratch_registers): New function.
13523 (output_function_prologue, sparc_flat_output_function_prologue): Use
13525 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
13527 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
13528 * configure.in: Add check for .register pseudo-op support in as and
13529 check for offsetable %lo().
13530 * acconfig.h: Add templates for the above checks.
13531 * configure: Regenerate.
13533 1999-08-02 Richard Henderson <rth@cygnus.com>
13535 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
13536 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
13537 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
13539 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13541 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13544 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13546 * config/float-sparc.h: New file.
13547 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
13548 sparc-*-linux-gnu and sparc64-*-linux*.
13550 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13552 * rs6000.c (rs6000_va_list): Type is an array.
13553 (rs6000_va_start): Don't doubly adjust for varargs.
13554 (rs6000_va_arg): Evaluate long long GPR adjustment.
13556 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
13558 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
13559 -maix64 and -maix32.
13560 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
13561 LINK_SPEC): Change appropriately.
13562 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
13563 (u_short_cint_operand): Likewise.
13564 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
13566 * rs6000/t-aix43 (MULTILIB): Change to -m64.
13568 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
13570 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
13572 * rs6000/rs6000.c (num_insns_constant_wide): Correct
13573 for type promotion.
13574 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
13575 (non_add_cint_operand): Likewise.
13576 (logical_operand): Likewise.
13577 (non_logical_cint_operand): Likewise.
13578 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
13579 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
13580 (rs6000_select_rtx_section): Suppress warning.
13581 (small_data_operand): Suppress warning.
13582 (rs6000_got_register): Suppress warning.
13583 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
13584 type, so `J' is generally the wrong constraint for a SImode value;
13586 (andsi3_internal2): Likewise.
13587 (andsi3_internal3): Likewise.
13588 (iorsi3_internal1): Likewise.
13589 (xorsi3_internal1): Likewise.
13591 (movsf_softfloat): Likewise.
13592 (scc insns): Likewise.
13593 (movsi+2): Preserve sign bits of SImode constant.
13594 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
13595 (movdf+1): Sign-extend properly.
13596 (movdi_32+1): Sign-extend properly.
13597 (scc insns): Sign-extend properly.
13599 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
13602 1999-08-02 Richard Henderson <rth@cygnus.com>
13604 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
13605 -mcpu parsing code.
13606 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
13607 * alpha.md (all fp insns): Likewise.
13609 1999-08-02 Nick Clifton <nickc@cygnus.com>
13611 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
13614 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
13616 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
13617 pic_load_label generator directly.
13618 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
13619 No longer a named pattern.
13621 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
13623 * explow.c (force_reg): Call force_operand if X does not
13624 satisfy general_operand.
13626 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
13628 * fix-header.c (main): When testing for CONTINUED, use string
13629 equality, not pointer equality.
13631 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
13633 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
13635 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
13637 * cse.c (cse_insn): Fix loop which deletes insns after a jump
13638 that has become an unconditional jump.
13640 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
13641 (output_function_epilogue): Similarly.
13643 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13645 * tree.h (init_dummy_function_start): Declare.
13647 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13649 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
13650 last_expr_type, last_expr_value, block_start_count, block_stack,
13651 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
13652 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
13653 dynamically in stmt elt of struct function for each function.
13654 (struct nesting): Rename function_call_count elt to n_function_calls,
13655 target_temp_slot_level to block_target_temp_slot_level. All users
13657 (struct stmt_status): New structure definition.
13658 Add many accessor macros for stmt_status elements which previously
13659 were global variables.
13660 (init_stmt_for_function): Allocate stmt elt for current_function.
13661 Reflect that block_start_count was renamed to
13662 current_block_start_count.
13663 (save_stmt_status, restore_stmt_status): Delete functions.
13664 (preserve_subexpressions_p): Don't access loop_stack when outside
13666 (expand_start_bindings): Reflect that block_start_count was renamed to
13667 current_block_start_count.
13668 (expand_fixup): Likewise.
13669 (expand_decl): Don't access block_stack when outside a function.
13670 (expand_decl_cleanup): Likewise.
13671 (expand_dcc_cleanup): Likewise.
13672 (expand_dhc_cleanup): Likewise.
13673 (expand_anon_union_decl): Likewise.
13674 (set_file_and_line_for_stmt): New function.
13675 (in_control_zone_p): New function.
13677 * function.h (struct function): Add new elt stmt.
13678 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
13679 case_stack, nesting_stack, nesting_depth, block_start_count,
13680 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
13681 emit_lineno, goto_fixup_chain.
13682 (save_eh_status, restore_eh_status, save_stmt_status,
13683 restore_stmt_status): Delete declarations.
13684 * function.c (push_function_context_to): Don't call save_stmt_status.
13685 (pop_function_context_to): Don't call restore_stmt_status.
13686 * tree.h (in_control_zone_p): Declare.
13687 * rtl.h (set_file_and_line_for_stmt): Declare.
13689 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
13690 call set_file_and_line_for_stmt.
13692 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
13694 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
13695 Also update copyright.
13697 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13699 * c-pragma.c: Don't include "except.h".
13700 * emit-rtl.c: Likewise.
13701 * stor-layout.c: Likewise.
13702 * tree.c: Likewise.
13703 * varasm.c: Likewise.
13705 * flow.c: Include "function.h".
13706 * tree.h (init_dummy_function_start): Declare new function.
13708 * except.h (struct eh_status): New structure.
13709 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
13711 (eh_return_stub_label, ehstack, catchstack, ehqueue,
13712 catch_clauses, false_label_stack, caught_return_label_stack,
13713 protect_list, current_function_ehc): Add accessor macros for the
13714 corresponding fields in current_function->eh; delete declarations
13715 for all items that used to be declared here.
13716 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
13717 catch_clauses, false_label_stack, caught_return_label_stack,
13718 protect_list, current_function_ehc): Delete variables.
13719 (init_eh_for_function): Allocate current_function->eh.
13720 (save_eh_status, restore_eh_status): Delete functions.
13722 * function.h (struct function): Add fields next_global and eh.
13723 Delete all exception handling related fields.
13724 * function.c (current_function): New variable.
13725 (all_functions): New variable.
13726 (push_function_context_to): Don't allocate a struct function,
13727 use current_function instead. Call init_dummy_function_start when
13728 outside a function. Clear current_function before returning.
13729 (pop_function_context_from): Restore current_function.
13730 Don't free the restored struct function.
13731 (prepare_function_start): New function.
13732 (init_dummy_function_start): New function.
13733 (init_function_start): Break out some code into prepare_function_start
13736 * stmt.c (save_stmt_status): Don't call save_eh_status.
13737 (restore_stmt_status): Don't call restore_eh_status.
13739 * Makefile.in: Update dependencies.
13741 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
13743 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
13744 of depending on a magic constant value. Update comments.
13745 (hppa_expand_prologue): Similarly.
13747 * pa.md (reload_indi, reload_outdi): Allow any register for the
13748 original reload register.
13750 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
13752 * cccp.c (print_help): Change marcos to macros.
13754 1999-07-30 Richard Henderson <rth@cygnus.com>
13756 * c-typeck.c (initializer_constant_valid_p): Move ...
13757 * c-common.c (initializer_constant_valid_p): ... here. Use
13758 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
13759 of label addresses.
13760 * c-common.h (initializer_constant_valid_p): Declare.
13761 * c-tree.h (initializer_constant_valid_p): Remove.
13763 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
13765 * config/i386/sol2-c1.asm: Align the stack.
13766 * config/i386/sol2-gc1.asm: Likewise.
13768 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
13770 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
13771 -Asparclite for sparc86x.
13772 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
13774 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
13776 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
13778 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
13779 the user if using the non-default arch size in BI_ARCH configuration.
13780 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
13782 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
13783 Fix patterns so that they actually match.
13784 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
13785 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
13786 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
13788 (mulsidi3): Reflect this in the expand.
13789 (smulsi3_highpart): Only on TARGET_ARCH32.
13790 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
13791 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
13792 (umulsidi3): Reflect this in the expand.
13793 (umulsi3_highpart): Only on TARGET_ARCH32.
13794 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
13795 don't require g0 to be zero.
13796 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
13797 ({,u}divsi3): New expands.
13798 ({,u}divsi3_sp64): New patterns.
13799 (after lshrdi3_v8plus): Four new patterns to help combiner
13800 optimizing nested mixed mode shifts.
13802 * config/sparc/sparc.c (sparc_override_options): Use deprecated
13803 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
13804 speed things up. Don't use them by default on plain v9 in 64bit
13805 mode, according to what SPAMv9 sais.
13807 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
13808 top 32 bits of %[og][0-7] in signal handlers.
13809 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
13811 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
13813 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
13814 (ashlsi3): Corresponding changes.
13816 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
13818 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
13820 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
13822 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13824 * arm.h (Hint): Delete macro.
13825 Substitute HOST_WIDE_INT for Hint in some prototypes.
13826 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
13828 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
13830 * builtins.c (expand_builtin_setjmp): Use force_operand to
13831 make sure that the buffer address is in a suitable form to be
13832 passed to force_reg.
13834 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
13836 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
13839 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
13841 * pa.md (indirect_jump): Remove mode from match_operand. Verify
13842 proper mode in the condition string.
13843 (icacheflush, dcacheflush): Remove modes from match_operands.
13845 * pa.c (emit_move_sequence): Always convert scratch_reg to the
13846 proper mode before using it.
13848 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
13851 * pa.c (store_reg): Do not call add_high_const generator directly.
13852 (load_reg, set_reg_plus_d): Likewise.
13853 * pa.md (add_high_const): No longer a named pattern.
13855 * pa.c (legitimize_address): Consistently use Pmode rather than
13856 SImode. Do not call gen_pic2_highpart directly anymore.
13857 * pa.md (pic2_highpart): No longer a named pattern.
13858 (pic2_lo_sum): Similarly. Reformat to make more readable.
13860 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
13865 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13867 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
13869 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
13871 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
13872 and tag the spill mems.
13873 (hppa_va_start): New.
13874 (hppa_va_arg): New.
13875 * pa.h (EXPAND_BUILTIN_VA_START): New.
13876 (EXPAND_BUILTIN_VA_ARG): New.
13878 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
13880 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
13881 and tag the spill mems.
13882 (mn10300_va_start): New.
13883 (mn10300_va_arg): New.
13884 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
13885 (EXPAND_BUILTIN_VA_ARG): New.
13887 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
13889 * mn10200.c (mn10200_va_arg): New.
13890 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
13892 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
13894 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
13895 rather than play with TREE_INT_CST_LOW.
13897 1999-07-27 Philip Blundell <pb@nexus.co.uk>
13899 * config/arm/telf.h: Include dbxelf.h.
13900 (CPP_PREDEFINES): Only define if not already defined.
13901 (ASM_IDENTIFY_GCC): Likewise.
13902 (SUBTARGET_EXTRA_SECTIONS): Likewise.
13903 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
13904 * config/arm/thumb.h (LINK_SPEC): Only define if not already
13906 (DBX_DEBUGGING_INFO): Don't define.
13907 * config/arm/linux-telf.h: New file.
13908 * config/arm/linux-tgas.h: New file.
13909 * config/arm/t-thumb-linux: New file.
13910 * config/arm/uclinux-elf.h: New file.
13911 * config/arm/uclinux-telf.h: New file.
13912 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
13913 thumb-*-uclinux): New targets.
13914 * configure: Regenerate.
13916 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
13918 * pa.md (post_store, pre_load): New expanders.
13919 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
13920 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
13921 need to directly generate RTL for them.
13922 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
13925 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
13927 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
13928 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
13929 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
13930 (secndary_reload_class): Make TARGET_ELF conditional compile.
13931 (print_operand_address): Similar.
13932 (output_toc): Print all values as hex.
13933 (get_issue_rate): Rearrange and add RS64A and PPC630.
13934 * rs6000.h (processor_type): Add RS64A and PPC630.
13935 (PROCESSOR_POWERPC64): New.
13936 (PROMOTE_MODE): Use word_mode.
13937 (RTX_COSTS): Add RS64A and PPC630.
13938 * rs6000.md (scheduling information): Add lmul and ldiv
13939 representing 64-bit integer multiply and divide. Add rs64a and
13940 PPC630 information.
13941 (ashldi3): Add support for "rldic" instruction.
13942 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
13944 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
13946 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
13947 instead of V8 for sparclite86x in cpu_table.
13949 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13951 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
13952 output_file_directive.
13954 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
13956 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
13957 tree for op1, not the rtl.
13959 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
13961 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
13962 to m88k_va_start, leaving only the register spill.
13963 (m88k_build_va_list): New.
13964 (m88k_va_start): New.
13965 (m88k_va_arg): New.
13966 * m88k.h (BUILD_VA_LIST_TYPE): New.
13967 (EXPAND_BUILTIN_VA_START): New.
13968 (EXPAND_BUILTIN_VA_ARG): New.
13970 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
13972 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
13973 Rename from expand_builtin_saveregs.
13974 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
13976 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
13978 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
13979 for the register spill block.
13980 (i960_build_va_list): New.
13981 (i960_va_start): New.
13982 (i960_va_arg): New.
13983 * i960.h (BUILD_VA_LIST_TYPE): New.
13984 (EXPAND_BUILTIN_VA_START): New.
13985 (EXPAND_BUILTIN_VA_ARG): New.
13986 * i960.md (store_multiple): Use change_address on individul mems.
13988 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
13990 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
13992 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
13993 (expand_builtin_va_end): Evaluate arg for side effects.
13994 * c-common.c (c_common_nodes_and_builtins): Construct a
13995 va_list_arg_type_node to handle array decomposition to pointer.
13997 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
13999 * except.c (start_dynamic_cleanup): Use force_operand on the
14002 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
14004 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
14005 * c4x.c (c4x_va_arg): New.
14007 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
14009 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
14010 has manual_pop set.
14012 1999-07-26 Nathan Sidwell <nathan@acm.org>
14014 * eh-common.h (__eh_matcher): Prototype correctly.
14016 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
14018 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
14019 (TARGET_SINGLE_PIC_BASE): Likewise.
14020 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
14022 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
14023 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
14024 (TARGET_OPTIONS): Add -mpic-register=N.
14025 (OUTPUT_INT_ADDR_CONST): New macro.
14026 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
14027 LEGITIMATE_PIC_OPERAND_P): Likewise.
14028 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
14029 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
14030 output_addr_const directly.
14031 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
14033 (thumb_pic_register, thumb_pic_register_string): Declare.
14035 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
14037 (label_mentioned_p): New function: Imported from arm.c.
14038 (legitimize_pic_address): New function: Imported from arm.c.
14039 (is_pic):New function: Imported from arm.c.
14040 (thumb_finalize_pic):New function: Imported from arm.c.
14041 (add_constant): Cope with PIC constants.
14042 (fixit): Cope with PIC constants.
14043 (output_return): Do not treat the PIC register as live if
14044 TARGET_SINGLE_PIC_BASE is true.
14045 (thumb_function_prologue): Do not treat the PIC register as live if
14046 TARGET_SINGLE_PIC_BASE is true.
14047 (thumb_expand_prologue): Do not treat the PIC register as live if
14048 TARGET_SINGLE_PIC_BASE is true.
14049 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
14050 TARGET_SINGLE_PIC_BASE is true.
14051 (thumb_print_operand): Accept '|'.
14052 (thumb_override_options): Process PIC options.
14054 * config/arm/thumb.md (movsi): Support PIC.
14055 (call_insn): Change "i" constraint to "X".
14056 (call_value_insn): Likewise.
14057 (consttable_4, consttable_8, consttable_end): Set and clear
14058 "making_const_table" as appropriate.
14059 (pic_load_addr, pic_add_dot_plus_four): New insns.
14061 * invoke.texi (Thumb Options): Fix spelling. Document new
14062 options -msingle-pic-base and -mpic-register=.
14064 1999-07-26 Andrew Haley <aph@cygnus.com>
14066 * config/m32r/initfini.c (__init): Use a full word immediate for
14067 __fini: this allows it to be placed in any memory region.
14069 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
14070 -mmodel=medium. This is OK for all memory models.
14072 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
14074 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
14075 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
14077 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
14079 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
14082 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
14084 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
14086 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
14087 (BUILD_VA_LIST_TYPE): New.
14088 (EXPAND_BUILTIN_VA_START): New.
14089 (EXPAND_BUILTIN_VA_ARG): New.
14090 * i860.c (output_delayed_branch): Disable.
14091 (output_delay_insn): Likewise.
14092 (i860_saveregs): New.
14093 (i860_build_va_list): New.
14094 (i860_va_start): New.
14095 (i860_va_arg): New.
14096 * i860.md: Disable all peepholes using output_delayed_branch.
14097 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
14099 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
14101 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
14102 (BUILD_VA_LIST_TYPE): New.
14103 (EXPAND_BUILTIN_VA_START): New.
14104 (EXPAND_BUILTIN_VA_ARG): New.
14105 * clipper.c (clipper_builtin_saveregs): Only dump registers.
14106 Return the address of the save area.
14107 (clipper_build_va_list): New.
14108 (clipper_va_start): New.
14109 (clipper_va_arg): New.
14111 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
14113 * arc.h (EXPAND_BUILTIN_VA_START): New.
14114 (EXPAND_BUILTIN_VA_ARG): New.
14115 * arc.c (arc_setup_incoming_varargs): Set alias set of
14117 (arc_va_start): New.
14120 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
14122 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
14123 (BUILD_VA_LIST_TYPE): New.
14124 (EXPAND_BUILTIN_VA_START): New.
14125 (EXPAND_BUILTIN_VA_ARG): New.
14126 * alpha.c (alpha_builtin_saveregs): Delete.
14127 (alpha_build_va_list): New.
14128 (alpha_va_start): New.
14129 (alpha_va_arg): New.
14131 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
14133 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
14135 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
14136 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
14138 * gcc.texi: More changes related to list conversion.
14139 * invoke.texi: Likewise.
14141 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
14143 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
14144 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
14145 (expand_builtin_next_arg): Accept ARGLIST not EXP.
14146 (stabilize_va_list): New function.
14147 (std_expand_builtin_va_start): New function.
14148 (expand_builtin_va_start): New function.
14149 (get_varargs_alias_set): New function.
14150 (std_expand_builtin_va_arg): New function.
14151 (expand_builtin_va_arg): New function.
14152 (expand_builtin_va_end): New function.
14153 (expand_builtin_va_copy): New function.
14154 (expand_builtin): Call them.
14155 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
14156 __builtin_{varargs_start,stdarg_start,end,copy}.
14157 (build_va_arg): New function.
14158 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
14159 (build_va_arg): Declare.
14160 * c-decl.c (ptr_type_node, va_list_type_node): New.
14161 * c-parse.gperf (__builtin_va_arg): New.
14162 * c-parse.in (VA_ARG): New token.
14163 (unary_expr): Recognize it.
14164 * expr.c (expand_expr): Expand VA_ARG_EXPR.
14165 * expr.h (std_expand_builtin_va_start): Declare.
14166 (std_expand_builtin_va_arg): Declare.
14167 (expand_builtin_va_arg): Declare.
14168 (get_varargs_alias_set): Declare.
14169 * tree.def (VA_ARG_EXPR): New.
14170 * tree.h (BUILT_IN_VARARGS_START): New.
14171 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
14172 (ptr_type_node, va_list_type_node): Declare.
14173 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
14174 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
14175 * m88k.h, m88k.c: Likewise.
14176 * mn10300.h, mn10300.c: Likewise.
14177 * pa.h, pa.c: Likewise.
14178 * rs6000.h, rs6000.c: Likewise.
14179 * sh.h, sh.c: Likewise.
14180 * sparc.h, sparc.c: Likewise.
14182 * emit-rtl.c (operand_subword): Copy alias set.
14183 (change_address): Likewise.
14185 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
14187 * pa.c (compute_frame_size): Scan all the used callee saved registers,
14188 not just the first one.
14190 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
14192 * config/arm/arm.h (TARGET_SWITCHES): Add
14193 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
14194 (TARGET_OPTIONS): Add -mpic-register=.
14195 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
14196 (arm_pic_register_string): Declare.
14197 (NEED_PLT_GOT): Delete, replace with ...
14198 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
14199 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
14200 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
14201 * config/arm/arm.c (arm_override_options): Add new option
14203 (arm_pic_register_string): New variable.
14204 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
14205 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
14206 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
14207 (output_return_instruction): Likewise.
14208 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
14209 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
14210 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
14212 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
14213 mention of -msched-prolog. Document new options -msingle-pic-base
14214 and -mpic-register=.
14216 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
14218 * haifa-sched.c (reemit_notes): Tidy.
14219 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
14222 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
14224 * explow.c (trunc_int_for_mode): New function.
14225 (plus_constant_wide): Use it.
14226 * combine.c (simplify_and_const_int): Likewise.
14227 (merge_outer_ops): Likewise.
14228 (simplify_shift_const): Likewise.
14229 * cse.c (simplify_unary_operation): Likewise.
14230 (simplify_binary_operation): Likewise.
14231 * emit-rtl.c (operand_subword): Likewise.
14232 * rtl.h: Declare it.
14234 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14236 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
14237 (use NUM_REGS instead of NUM_INTS).
14239 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14241 * builtins.c: New file.
14242 * expr.c (saveregs_value, apply_args_value): Delete definition,
14243 moved into builtins.c.
14244 (string_constant): No longer static.
14245 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
14246 apply_args_size, apply_result_size, result_vector,
14247 expand_builtin_apply_args, expand_builtin_apply,
14248 expand_builtin_return): Delete functions, moved into builtins.c.
14249 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
14250 * expr.h (saveregs_value, apply_args_value): Declare variables.
14251 (expand_builtin, string_constant): Declare functions.
14252 * Makefile.in: Update to build builtin.o.
14254 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
14256 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
14257 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
14258 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
14259 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
14261 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
14264 1999-07-21 Michael Meissner <meissner@cygnus.com>
14266 * print-rtl.c (print_rtx): Print the names of the virtual
14269 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
14271 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
14272 introduced in previous delta.
14274 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14276 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
14277 to avoid name clash.
14279 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
14281 * c-lex.c (yylex) : Correct the test for overflow when lexing
14284 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
14286 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
14287 (adjust_priority): Always call ADJUST_PRIORITY.
14288 (schedule_insn): Only put insns into the ready at cost 0.
14289 (schedule_block): Remove redundant initial sort. Give clock_var
14290 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
14292 * tm.texi (MD_SCHED_REORDER): Update docs.
14294 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
14295 * sparc.c (ultra_reorder_called_this_block): Delete.
14296 (ultrasparc_sched_init): Don't set it.
14297 (ultrasparc_sched_reorder): Don't check it.
14299 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
14301 * rs6000.h (struct rs6000_args): Add sysv_gregno.
14302 * rs6000.c (init_cumulative_args): Init sysv_gregno.
14303 (function_arg_boundary): Align DFmode.
14304 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
14305 to get fp reg and stack overflow correct.
14306 (function_arg): Likewise.
14307 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
14308 (setup_incoming_varargs): Restructure for ABI_V4; use
14309 function_arg_advance to skip final named argument.
14310 (expand_builtin_saveregs): Properly unskip the last integer arg
14311 when doing varargs. Adjust overflow location calculation.
14313 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
14314 explicitly unsigned.
14315 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
14316 (__VA_GP_REGSAVE): Similarly.
14317 (__va_longlong_p): Delete.
14318 (__va_arg_type_violation): New declaration.
14319 (va_arg): Restructure. Flag promotion errors. Align double.
14320 TFmode passed by reference.
14322 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
14323 in the HOST_BITS_PER_WIDE_INT > 32 case.
14325 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
14327 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
14329 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
14331 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
14332 * toplev.c (documented_lang_options): Add -fpreprocessed.
14333 * cpplib.h (struct cpp_buffer): Add preprocessed.
14334 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
14335 (cpp_start_read): Don't expand macros or emit an initial #line
14336 directive if -fpreprocessed.
14338 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
14340 * cpplib.h (struct cpp_buffer): Added manual_pop for
14341 better C++ tokenization.
14342 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
14343 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
14344 * c-common.c (cpp_token): Make non-static.
14346 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14348 * c-common.h: New file.
14349 * c-common.c (permanent_obstack): Delete unused declaration.
14350 (c_global_trees): New array.
14351 (c_common_nodes_and_builtins): New function; split off common code
14352 from init_decl_processing in both c-decl.c and cp/decl.c.
14353 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
14354 c_global_trees and accessor macros defined in c-common.h.
14355 Include c-common.h.
14356 * c-decl.c: Delete definitions for tree nodes that were replaced by
14358 (init_decl_processing): Build void_list_node.
14359 Call c_common_nodes_and_builtins; delete code to generate the common
14361 * objc/objc-act.c (build_module_descriptor): Rename variable
14362 void_list_node to avoid clash with c-common.h.
14364 * Makefile.in: Update dependencies.
14365 * objc/Make-lang.in: Likewise.
14367 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
14369 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
14370 (UNIQUE_SECTION_P): Likewise.
14371 (UNIQUE_SECTION): Likewise.
14373 1999-07-19 Linas Vepstas <linas@linas.org>
14375 * config/i370/README: New file.
14376 * config/i370/linux.h: New file.
14377 * config/i370/mvs.h: New file.
14378 * config/i370/oe.h: New file.
14379 * config/i370/t-linux: New file.
14380 * config/i370/t-mvs: New file.
14381 * config/i370/t-oe: New file.
14382 * config/i370/x-oe: New file.
14383 * config/i370/xm-linux.h: New file.
14384 * config/i370/xm-mvs.h: New file.
14385 * config/i370/xm-oe.h: New file.
14387 * i370.c (label_node_t): Add first_ref_page, label_addr,
14388 label_first_ref, label_last_ref members.
14389 (mvs_need_base_reload): Renamed from mvs_label_emitted.
14390 (MAX_MVS_LABEL_SIZE): Define.
14391 (MAX_LONG_LABEL_SIZE): Define.
14392 (alias_node_t, alias_anchor, alias_number): New.
14393 (mvs_function_table): Reorder for EBCDIC.
14394 (ascebc, ebcasc): Unconditionally define.
14395 (i370_branch_dest, i370_branch_length): New functions.
14396 (i370_short_branch, i370_label_scan): New functions.
14397 (mvs_get_label): Renamed from mvs_add_label. Search for
14398 an existing label before creating a new one.
14399 (mvs_add_label): New function.
14400 (mvs_get_label_page): New function.
14401 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
14402 over the entire list.
14403 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
14404 (mvs_check_page) [TARGET_ELF_ABI]: New function.
14405 (mvs_add_alias, mvs_need_alias): New functions.
14406 (mvs_get_alias, mvs_check_alias): New functions.
14407 (handle_pragma): New function.
14408 (mvs_function_check): New function.
14409 (unsigned_jump_follows_p): Search harder.
14410 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
14411 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
14412 * i370.h (TARGET_VERSION): Delete.
14413 (CPP_SPEC, CPP_PREDEFINES): Delete.
14414 (mvs_label_emitted): Delete.
14415 (TARGET_EBCDIC): Delete.
14416 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
14417 (HANDLE_PRAGMA): Define.
14418 (HARD_REGNO_NREGS): Handle complex modes.
14419 (HARD_REGNO_MODE_OK): Likewise.
14420 (CLASS_MAX_NREGS): Likewise.
14421 (RET_REG): Likewise.
14422 (EXTRA_CONSTRAINT): Define.
14423 (RETURN_IN_MEMORY): True for DImode.
14424 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
14425 (FUNCTION_PROFILER): Delete.
14426 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
14427 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
14428 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
14429 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
14430 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
14431 (ASM_FILE_START): Add "RMODE ANY".
14432 (ASM_OUTPUT_EXTERNAL): Check for aliases.
14433 (ASM_GLOBALIZE_LABEL): Likewise.
14434 (ASM_OUTPUT_LABELREF): Likewise.
14435 (ASM_OUTPUT_COMMON): Likewise.
14436 (PRINT_OPERAND): Handle 'K', 'W', default.
14437 (PRINT_OPERAND_ADDRESS): New.
14438 (Lots of defines): Add support for TARGET_ELF_ABI.
14439 * i370.md (attr length): New. Define for all patterns.
14440 (*): Lots of tweeks to assembly output and constraints.
14442 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
14444 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
14445 Disable patterns performing SImode comparisons with SImode values
14446 if TARGET_POWERPC64 and instruction does not sign-extend or does
14447 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
14448 differ for signed quantities.
14449 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
14450 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
14451 (decrement_and_branch_on_count): Add 64-bit variant.
14453 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14455 * final.c (output_asm_insn): When searching for the matching string
14456 for a given dialect, don't run past the end of the list of
14457 alternatives if there are fewer alternatives in the template than
14460 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
14462 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
14463 Removed paragraph about compression of files and size limitation,
14464 duplicated in the FAQ. Use gcc-patches for posting patches.
14465 * gcc.c (main): Updated URL with bug reporting instructions to
14466 gcc.gnu.org. Removed e-mail address.
14467 * system.h (abort): Likewise.
14469 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14471 * Makefile.in (stmp-multilib-sub): Make the files extracted
14472 from $(LIBGCC1) writable.
14474 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
14476 * config/arm/aout.h: Reformat for improved readability.
14478 * config/arm/arm.h: Reformat for improved readability.
14479 Replace uses of fprintf with asm_fprintf where appropriate.
14480 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
14481 function declaration assembler actions.
14482 (NUM_INTS): New macro: Convert from bytes to words.
14483 (NUM_REGS): New macro: Compute number of registers required to
14484 hold a quanitity of tyep MODE.
14485 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
14487 (NUM_ARG_REGS): New macro: The number of argument registers
14489 (ARG_REGISTER): New macro: Compute the register number of the Nth
14491 (LAST_ARG_REGNUM): New macro: The number of the last argument
14493 (SP_REGNUM): New macro: Register number of the stack pointer.
14494 (FP_REGNUM): New macro: Register number of the frame pointer.
14495 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
14496 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
14497 CUMULATIVE_ARGS so that it counts registers not bytes.
14499 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
14501 Replace uses of fprintf with asm_fprintf where appropriate.
14502 (output_ascii_pseudo_op): Replace with version from thumb.c
14504 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
14506 * config/arm/elf.h (CPP_PREDEFINES): Replace with
14507 SUBTARGET_CPP_SPEC.
14508 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
14509 (ASM_FILE_START): Emit ASM_APP_OFF.
14511 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
14513 * pa.c (compute_frame_size): Round frame according to
14514 STACK_BOUNDARY rather than a hardwired value.
14516 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
14518 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
14520 * configure: Rebuilt.
14522 * configure.in (hppa*-*-linux*): New configuration.
14523 * configure: Rebuilt.
14524 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
14525 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
14526 * pa/pa-linux.h: New file.
14527 * pa/t-linux: New file.
14528 * pa/xm-linux.h: New file.
14530 * pa.c (hppa_legitimize_address): Change references from SImode to
14531 either Pmode or word_mode as appropriate.
14532 (emit_move_sequence, store_reg, load_reg): Likewise.
14533 (set_reg_plus_d, hppa_expand_prologue): Likewise.
14534 (output_mul_insn): Likewise.
14535 * pa.h (PROMOTE_MODE): Likewise.
14536 (INITIALZE_TRAMPOLINE): Likewise.
14537 (Pmode): Define to word_mode.
14539 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
14540 value of 4. Allocate 8 bytes for each FP register save.
14541 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
14543 (hppa_expand_prologue): Likewise.
14544 * pa.h (PROMOTE_MODE): Likewise.
14545 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
14546 (FUNCTION_ARG_BOUNDARY): Likewise.
14548 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
14550 * pa.c (out_of_line_prologue_epilogue): Delete.
14551 (override_options): Remove -mspace related code.
14552 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
14553 (compute_frame_size): Only allocate space for register that
14554 actually need to be saved.
14555 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
14556 (TARGET_SWITCHES): Remove -mspace, -mno-space
14557 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
14558 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
14559 * pa/ee.asm, pa/ee_fp.asm: Delete.
14561 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
14563 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
14564 directive in column zero.
14566 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
14568 * m68k.c (output_function_prologue): Fix computation of save mask
14569 when generating PIC code.
14571 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
14573 * tree.c (build_type_attribute_variant): Move current_obstack restore
14574 after build_qualified_type call.
14576 1999-07-15 Mark Mitchell <mark@codesourcery.com>
14578 * configure.in: Use t-iris6, even with GNU LD.
14579 * config/mips/iris6gld.h: Fix typo in linker spec.
14580 * config/mips/t-iris6gld: Remove.
14582 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
14584 * rs6000.md (insv, extzv): Remove SImode dependence in named
14585 patterns. Explicitly generate DImode RTL if PowerPC64 and
14587 (insvdi): Reverse start and size in instruction template.
14589 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
14591 * invoke.texi: Typo fixes.
14593 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
14595 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
14596 handle at this time instead of silently generating incorrect code.
14597 (gen_imagpart): Likewise.
14599 * reload.c (find_reloads): Emit a USE for a pseudo register without
14600 a hard register if we could not create an optional reload for the
14603 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14605 * c-typeck.c (output_init_element, process_init_element):
14606 When advancing constructor_unfilled_fields for a RECORD_TYPE,
14607 check for nameless bit fields.
14609 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
14611 * regclass.c (scan_one_insn): Notice subregs that change the
14612 size of their operand.
14613 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
14615 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
14617 * configure.in (alpha*-*-*): Include alpha/t-ieee.
14618 * configure: Rebuilt.
14619 * alpha/t-ieee: New file.
14621 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
14623 * rs6000.c (find_addr_reg): Do not select r0 as an address
14626 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
14628 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
14630 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
14632 * rs6000.md (movsf): Do not force easy FP constants into memory.
14634 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
14635 immed_double_const to ensure they are properly truncated then
14638 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
14640 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
14641 always unless NO_DEBUG is used. Compile this code
14643 (replace_symbols_in_block): Compile it unconditionally.
14645 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
14647 * configure.in (i?86-*-elf*): New target.
14648 * configure: Rebuilt.
14649 * i386/i386elf.h, i386/t-i386elf: New files.
14651 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
14653 * toplev.c (main): Don't complain about saying -gdwarf.
14654 (rest_of_compilation): Remove redundant code.
14656 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
14658 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
14660 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
14662 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
14663 "Li960R:", to avoid name clash.
14665 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14667 * loop.c (check_dbra_loop): When reversing a loop, delete all
14668 REG_EQUAL notes referencing the reversed biv except those which are
14669 for a giv based on it.
14671 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
14673 * version.c: Drop "gcc-" prefix from version #.
14675 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
14677 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
14678 the label if we're being verbose.
14680 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
14682 * m68k.c (output_function_prologue): Add pic register to mask
14683 if live and flag_pic.
14684 (output_function_epilogue): Likewise.
14686 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
14688 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
14689 directives in column zero.
14691 * pa/elf.h (ASM_FILE_START): Define.
14692 * pa/som.h (ASM_FILE_START): Include .level directives.
14693 * pa/hpux10.h (ASM_FILE_START): Delete.
14694 * pa/hpux11.h (ASM_FILE_START): Delete.
14696 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
14698 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14700 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
14701 when reload_out equals reload_in.
14703 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
14705 * invoke.texi (Spec Files): New node: Describe the contents of
14708 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
14710 * invoke.texi (DEC Alpha Options): Put @end table at
14711 beginning of line, to avoid confusing texi2html.
14713 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
14715 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
14716 introduced in previous delta.
14718 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14720 * reload1.c (gen_reload): When synthesizing a 3 operand add
14721 sequence, improve test for when to reload OP1 into the reload
14722 register instead of OP0.
14724 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
14726 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
14728 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
14730 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
14733 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
14735 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
14736 (va_dcl): Use __builtin_va_alist_t.
14738 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
14740 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
14741 on the permanent_obstack.
14742 * dwarfout.c (output_type): Likewise.
14744 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
14746 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
14747 Merged from c-typeck.c and cp/typeck.c.
14748 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
14749 Merged into c-common.
14751 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
14753 * c-lex.c (errorcount): Declare it.
14754 (finish_parse): Update errorcount when using CPPLIB.
14756 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
14758 * fixinc/inclhack.def(end_else_label): Double the backslash so
14759 sed gets a chance to see it.
14760 * fixinc/inclhack.sh: regen
14761 * fixinc/fixincl.x: regen
14763 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
14765 Add framework to support armv5 architecture when it becomes
14768 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
14769 (arm_arch5): New variable.
14770 (all_architectures): Add armv5 line.
14771 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
14772 -march=armv5 is specified on the command line.
14773 (arm_arch5): Export this variable.
14774 * invoke.texi: Document new string accepted by -march= switch for
14777 * config/arm/arm.h: Replace use of constant 12 as a register
14778 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
14779 * config/arm/arm.c: Replace use of constant 12 as a register
14780 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
14782 * config/arm/elf.h: Tidy up.
14783 * config/arm/coff.h: Tidy up.
14785 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
14787 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
14788 * gcc/config/mips/t-iris6gld: New file.
14789 * gcc/config/mips/iris6gld.h: Likewise.
14791 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
14793 * c-decl.c (widest_integer_literal_type_node,
14794 widest_unsigned_literal_type) : New.
14795 (init_decl_processing): Handle/use the two new types.
14796 * c-common.c (type_for_size,type_for_mode) : Same.
14797 * c-lex.c (yylex) : Same.
14798 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
14800 * c-tree.h (widest_integer_literal_type_node,
14801 widest_unsigned_literal_type) : New.
14803 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
14805 * dwarfout.c (field_byte_offset): Correctly compute the object's
14806 byte offset for the first bit of a field which crosses an alignment
14807 boundary on a !BYTES_BIG_ENDIAN target.
14809 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
14811 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
14814 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
14815 Jeff Law <law@cygnus.com>
14817 * ginclude/varargs.h (va_dcl): Use word_mode for type of
14820 * except.c: Include intl.h.
14821 (expand_eh_return): Set current_function_cannot_inline.
14822 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
14823 * function.h (struct function): Add eh_return_stub_label.
14824 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
14825 * Makefile.in (except.o): Depend on intl.h.
14827 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
14829 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
14830 same as offsettable in cases 1 and 2.
14832 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
14834 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
14835 (extlh, extwh): Likewise.
14837 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
14839 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
14841 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
14843 * configure.in: Add arm-pe and thumb-pe targets.
14844 * configure: Regenerate.
14846 * thumb.c (arm_naked_function_p): New function: Determines if
14847 a function is naked (has no gcc generated prologue/epilogue).
14848 (is_called_in_ARM_mode): Return true if the func has the
14849 interfacearm attribute.
14850 (output_return): Do not generate a return for naked functions.
14851 (thumb_function_prologue): Do not generate a prologue for
14853 (thumb_expand_prologue): Do not generate a prologue for naked
14855 (thumb_expand_epilogue): Do not generate an epilogue for naked
14857 (arm_valid_machine_decl_attribute): New function, copied from
14858 arm.c: Permit naked and interfacearm attributes.
14860 * config/arm/pe.c: New file: Support code for arm-pe target.
14861 * config/arm/pe.h: New file: Header file for arm-pe target.
14862 * config/arm/tpe.h: New file: Header file for thumb-pe target.
14863 * config/arm/t-thumb-pe: New file: Makefile fragment for
14866 1999-07-01 Mark Kettenis <kettenis@gnu.org>
14868 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
14869 -fPIC or -fpic is specified.
14871 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
14873 * expr.c (emit_block_move): Use copy_to_mode_reg for
14874 !TARGET_MEM_FUNCTIONS case too.
14876 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
14878 * configure: Rebuilt.
14879 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
14880 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
14881 definitions made redundant by dbxelf.h inclusion. Delete
14882 lots of definitions related to assembly output that are
14883 specific to the SOM object format.
14884 * pa.c (output_function_prologue): Do not emit the function's
14886 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
14887 * pa-pro.h: Deleted.
14888 * som.h: New file with SOM specific definitions.
14889 * elf.h: New file with ELF specific definitions.
14891 * elfos.h (const_section): Output a tab before assembler directives.
14892 (ctors_section, dtors_section): Likewise.
14893 (ASM_OUTPUT_SECTION_NAME): Likewise.
14895 * pa/pa1.h: Delete unused file.
14897 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
14899 * configure.in (hppa*-hp-hpux11*): New configuration.
14900 * configure: Rebuilt.
14901 * pa/pa-hpux11.h: New file.
14902 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
14905 * mips.md (leasi, leadi): New patterns.
14907 * expr.c (emit_block_move): Properly handle case where one of the
14908 block move arguments has a queued increment or decrement.
14909 (clear_storage): Similarly. Fix formatting goof.
14911 1999-06-28 "David O'Brien" <obrien@NUXI.com>
14913 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
14914 semicolon from the BSD VA_LIST replacement expression.
14916 * fixinc/inclhack.sh: regen
14917 * fixinc/fixincl.x: regen
14919 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
14920 now use the fixincl program.
14922 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
14924 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
14925 case. Also make the PIC register call_used.
14927 * m68k.h (FINALIZE_PIC): Delete.
14928 * m68k.c (finalize_pic): Delete.
14930 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
14932 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
14935 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
14937 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
14939 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
14941 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
14943 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
14945 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
14947 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
14949 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
14951 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
14953 * rs6000.c (output_toc): Always use hex values for floating-point
14954 constants. Store single-precision values in upper-half of TOC
14955 entry in 64-bit mode.
14956 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
14957 to final constraints.
14958 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
14959 (fctiwz): Improve accuracy of RTL for pattern.
14961 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
14963 * expr.c (expand_expr): Allow RTL_EXPR's through the
14964 MAX_INTEGER_COMPUTATION_MODE checks.
14966 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
14968 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
14969 such that MASK_SUPPORT_ARCH is not negative.
14971 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
14973 * loop.c (verify_dominator): Properly handle ADDR_VEC and
14974 ADDR_DIFF_VEC insns that appear inside loops.
14976 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
14977 Jeff Law <law@cygnus.com>
14979 * rs6000.md (movdf_hardfloat32): Revert previous patch.
14980 Handle LO_SUM the same as offsettable in cases 1 and 2.
14981 * rs6000.c (find_addr_reg): Revert previous patch.
14983 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
14985 * system.h (strstr): New external function declaration.
14986 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
14987 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
14988 * config.in, configure: Rebuilt.
14990 1999-06-24 Tom Tromey <tromey@cygnus.com>
14992 * gcc.c (main): Read user-specified specs files after computing
14993 additional startfile_prefixes.
14995 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
14997 Revert these two patches:
14999 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15000 * loop.c (strength_reduce): When doing biv->giv conversion, update
15001 reg note of NEXT->insn.
15003 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15004 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
15006 (recombine_givs): Set ix field after sorting.
15008 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15010 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
15011 for the parts of an UNSPEC / UNSPEC_VOLATILE.
15013 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
15015 *fixinc/inclhack.def: Add fix development commentary
15016 (read_ret_type): reactivate and add selection clause
15017 (zzz_*): tweak output file name to match what is used in hackshell.tpl
15018 *fixinc/{fixincl.x|inclhack.sh}: regen
15020 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
15022 * expr.c (expand_expr): STRIP_NOPS before checking against
15023 MAX_INTEGER_COMPUTATION_MODE
15024 (check_max_integer_computation_mode): Likewise.
15026 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
15028 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
15030 1999-06-22 Jim Wilson <wilson@cygnus.com>
15032 * expr.c (store_expr): When target is a promoted subreg, return a
15033 promoted subreg as a result.
15035 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
15037 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
15039 (dwarf2out_define): Mark unused parameters appropriately.
15040 (gen_unspecified_parameters_die): Ditto.
15041 (gen_subprogram_die): Fix signed/unsigned warnings.
15042 (gen_variable_die): Ditto.
15044 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
15046 * fixinc/inclhack.def(end_else_label): combined else_label
15047 and endif_label and fixed the sed expression.
15048 *fixinc/{fixincl.x|inclhack.sh}: regen
15050 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
15052 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
15053 'x' when handling non-offsettable addresses
15055 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
15057 * final.c (shorten_branches): Don't try to split an insn that has
15060 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
15062 * config/mips/mips.c (symbolic_expression_p): New function.
15063 (mips_select_rtx_section): Put symbolic expressions in the
15064 data section, not the read-only data section.
15066 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
15068 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
15070 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
15072 * collect2.c (main): Log frame table count.
15073 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
15074 (scan_prog_file) [COFF]: Handle frame tables.
15076 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
15077 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
15078 * alpha/elf.h: Undef them again.
15079 * alpha/vms.h: Remove their definitions.
15081 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15083 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
15084 remove the clobber of r0 and change the REG_UNUSED note to
15087 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
15089 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
15090 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
15091 fits in HOST_WIDE_INT and one uses union to access a long constant
15094 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
15096 * sparc.c (sparc_override_options): Don't allow profiling for
15097 code models other than medlow.
15098 (sparc_function_profiler): New function from old FUNCTION_PROFILER
15099 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
15100 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
15101 (sparc_block_profiler): Likewise.
15102 (sparc_function_block_profiler_exit): Likewise.
15103 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
15104 (FUNCTION_BLOCK_PROFILER): Likewise.
15105 (BLOCK_PROFILER): Likewise.
15106 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
15107 (MCOUNT_FUNCTION): New.
15108 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
15109 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
15110 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
15111 (MCOUNT_FUNCTION): New.
15112 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
15113 (BLOCK_PROFILER): Delete.
15114 (MCOUNT_FUNCTION): New.
15116 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
15118 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
15120 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
15122 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
15125 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
15128 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
15131 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
15134 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
15136 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
15139 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
15141 * i386/djgpp.h (LIB_SPEC): New.
15142 (STARTFILE_SPEC): New.
15144 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
15146 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
15148 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
15151 * system.h (WSTOPSIG): New macro.
15153 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
15155 * c-pragma.c (push_alignment): Don't ignore alignments greater than
15157 (insert_pack_attributes): Take into account member natural
15160 * i386/winnt.c (exports_head): New static variable.
15161 (i386_pe_record_exported_symbol): New function.
15162 (i386_pe_asm_file_end): Use.
15163 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
15164 symbols to be emitted at end of assembly.
15165 (ASM_DECLARE_OBJECT_NAME): Likewise.
15166 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15168 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
15171 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
15173 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
15176 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
15178 * haifa-sched.c (sched_analyze_1): Use free_list instead of
15179 zapping reg_last_uses directly.
15180 (sched_analyze_2, sched_analyze_insn): Likewise.
15181 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
15183 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
15185 * rs6000.md (movdf_hardfloat32): Use worst case insn length
15186 attributes for cases 1 and 2.
15188 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
15190 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
15193 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
15195 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
15197 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
15199 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
15200 PIC_OFFSET_TABLE_REGNUM for general alloaction.
15201 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
15202 must be stacked if it is used for PIC accesses.
15203 * arm.c (use_return_insn): Handle PIC register specially.
15204 (output_return_instruction): Likewise.
15205 (output_func_{prologue,epilogue}): Likewise.
15206 (output_expand_prologue): Likewise.
15208 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
15209 (*strsi_predec): Renamed from *strqi_predec.
15210 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
15211 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
15213 * arm.c (arm_override_options): Remove warning about PIC code
15214 not being supported.
15216 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
15218 * rs6000.c (find_addr_reg): New function.
15219 * rs6000.h (find_addr_reg): Declare.
15220 (offsettable_addr_operand): Delete.
15221 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
15222 from and stores to GPRs.
15224 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
15226 * alpha.c (alpha_expand_block_move): Use get_insns rather than
15227 gen_sequence as argument to emit_no_conflict_block.
15229 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15231 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
15232 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
15233 *fixinc/fixincl.x: regen
15234 *fixinc/inclhack.sh: regen
15236 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
15238 * added support for -mpcrel (PC relative addressing for m68k)
15239 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
15240 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
15241 * m68k.c (print_operand_address): Handle 32-bit PIC case.
15242 (comments for general_src_operand): Add some explanation
15243 about EXTRA_CONSTRAINTS.
15244 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
15245 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
15246 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
15247 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
15248 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
15249 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
15250 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
15251 if not already set.
15252 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
15253 * m68k.h (TARGET_PCREL): New target flag.
15254 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
15255 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
15256 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
15257 contains a SYMBOL_REF. Relax this constraint during reload, since
15258 we want to use the predicates, not reload's built-in concept of a
15259 valid memory address, to control what insns need reloading.
15260 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
15261 operands (essentially 'g', 'm', and 's' under normal circumstances).
15262 * m68k.c (print_operand): Cause printing of pc-relative addresses
15263 to include pc register.
15264 (print_operand_address): Ditto.
15265 (general_src_operand): Accept operands that are not only
15266 general_operands, but are also valid when used as a pc-relative
15268 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
15269 (memory_src_operand): Similar, for memory_operands.
15270 (pcrel_address): New predicate to accept the special case of a
15271 pc-relative address.
15272 * m68k.md (many patterns): Rewrite common SImode, HImode, and
15273 QImode insns to accept *_src_operand instead of *_operand where
15274 pc-relative operands can fit. For example, a pc-relative operand
15275 can be used as a memory source operand for addsi3, but not as a
15276 memory destination.
15277 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
15279 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
15281 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
15282 .thumb_set pseudo op to mark aliases of thumb functions.
15284 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
15286 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
15287 preference to ASM_OUTPUT_DEF, if it is defined.
15289 * tm.texi: Document new, optional target macro
15290 ASM_OUTPUT_DEF_FROM_DECLS.
15292 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15294 * fixincludes: ISCNTL patch
15295 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
15296 (dgux_int_varargs): new for DG/UX
15297 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
15299 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
15301 * invoke.texi (ia32 options): Fix typo.
15303 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15305 * loop.c (strength_reduce): When doing biv->giv conversion, update
15306 reg note of NEXT->insn.
15308 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
15310 * loop.c (move_movables): Note issues with replacing REGs with
15312 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
15314 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
15316 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
15318 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
15319 the reference to `mcount' was not correct for the ELF on FreeBSD.
15321 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15323 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
15326 (recombine_givs): Set ix field after sorting.
15328 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
15330 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
15331 to safe to extract a subword out of a REG.
15333 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15335 * sh.md (mulsi3): Don't add a no-op move at the end.
15337 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15339 * cse.c (cse_insn): Don't put hard register source into tables for
15340 the last insn of a libcall.
15342 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15344 * loop.c (strength_reduce): Insert sets of derived givs at every
15345 biv increment, even if it's the only one.
15347 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
15349 * dwarfout.c (add_incomplete_type): New fn.
15350 (output_type): Call it.
15351 (retry_incomplete_types): New fn.
15352 (dwarfout_finish): Call it.
15354 From Eric Raskin <ehr@listworks.com>:
15355 (output_type): Output types for bases.
15357 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
15359 * mips.c (mips_output_conditional_branch): Add `break'
15360 between `default' label and `close braces'.
15362 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
15364 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
15365 specifications and make it realistic.
15366 (LIB_SPEC): Likewise.
15368 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
15370 * config/mips/mips.c (mips_secondary_reload_class): Check for
15371 (PLUS (SP) (REG)) and return appropriate register class.
15372 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
15373 Handle (PLUS (SP) (REG)).
15374 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
15375 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
15376 of emit_insn for tablejump.
15378 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
15380 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
15381 asm_fprintf format string by itself.
15382 (output_function_profiler): Likewise.
15384 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
15386 * combine.c (simplify_logical, case AND): Only call
15387 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
15388 or the constant is positive.
15390 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
15392 * configure.in: Fix typo in rs6000-ibm-aix4 case.
15393 * configure: Regenerate.
15395 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
15397 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
15398 require a sub-version #.
15399 * configure: Rebuilt.
15401 1999-06-14 Robert Lipe (robertlipe@usa.net)
15403 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
15405 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
15407 * c-typeck.c (process_init_element): Detect excess elements in
15408 char array initializer.
15410 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
15412 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
15414 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
15416 * invoke.texi (Option Summary): Add -fpermissive flag.
15418 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
15420 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
15421 that require PIC code sequences.
15423 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
15425 * configure.in: Add new target: thumb-elf.
15426 * configure: Regenerate.
15427 * config/arm/t-thumb-elf: New file: Makefile fragment for
15429 * config/arm/telf.h: New file: Header file for thumb-elf
15432 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
15434 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
15435 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
15436 initializers is some circumstances.
15438 * fixinc/inclhack.def (endif_label): Add additional selector for
15439 more bogus stuff after #endif statements.
15440 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
15442 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
15444 * i386/cygwin.h (SET_ASM_OP): Define.
15446 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
15448 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
15450 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15452 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
15455 * sh.md (ic_invalidate_line_i): Remove second alternative.
15457 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15459 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
15460 test for the presence of valid prototypes. Delete bypass expr.
15461 (ioctl_fix_ctrl): Correct the selection expression.
15462 (no_double_slash): Correct quoting rules
15463 *fixinc/fixincl.x: regen
15464 *fixinc/inclhack.sh: regen
15466 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
15468 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
15470 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15472 * rs6000.md (movsi_got_internal_mem): Delete.
15473 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
15474 (GOT_TOC_REGNUM): Delete.
15475 (PIC_OFFSET_TABLE_REGNUM): Define.
15476 (FINALIZE_PIC): Disable.
15477 * rs6000.c (rs6000_got_register): New code for fixed pic register.
15478 (rs6000_replace_regno): Delete.
15479 (rs6000_finalize_pic): Likewise.
15480 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
15482 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15484 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
15485 is a note; use <= for the compare; advance P while it is
15488 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
15490 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
15491 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
15493 * varasm.c (remove_from_pending_weak_list): Verify t->name
15494 is non-NULL before passing it to strcmp.
15496 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15498 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
15499 the typed arguments are not part of a comment
15500 (ioctl_fix_ctrl): Added a purpose comment
15501 *fixinc/fixincl.x: regenerate
15502 *fixinc/inclhack.sh: regenerate
15504 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15506 * invoke.texi: Add C4x invocation docs.
15508 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15510 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
15512 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
15514 (c4x_legitimize_reload_address): New function.
15515 * config/c4x/c4x.md: Update docs.
15517 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
15519 * fixincludes: Avoid removing '.'.
15520 * fixinc/fixinc.svr4: Likewise.
15521 * fixinc/fixinc.winnt: Likewise.
15522 * fixinc/inclhack.tpl: Likewise.
15523 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
15525 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15527 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
15529 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
15531 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
15533 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
15536 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
15538 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
15539 * configure: Regenerate.
15541 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
15543 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
15546 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
15548 * fixinc/inclhack.def (avoid_bool): Also catch
15549 "typedef [unsigned] int bool".
15550 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
15552 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
15553 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
15554 * configure: Rebuilt.
15556 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
15558 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
15559 such that we can override its definitions if necessary.
15560 (CPP_SPEC): New define. Support processor specific predefines via
15562 (CC1_SPEC): New define. Support processor specific compiler
15563 options via %(cc1_cpu).
15564 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
15567 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15569 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
15570 between sed's -e flag, and the open-quote following it.
15571 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
15573 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
15574 Jeffrey A Law (law@cygnus.com)
15576 * varasm.c (assemble_start_function): Remove the function
15577 from the pending weak decls list when we define a function.
15578 (assemble_variable): Similarly for variables.
15579 (weak_finish): Ignore items on the list with a NULL name.
15580 (remove_from_ending_weak_list); New function to "remove" an item
15581 from the pending weak declarations list.
15583 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
15585 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
15587 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
15589 * c-lex.c (GETC): Redefine to call getch.
15590 (UNGETC): Redefine to call put_back.
15591 (putback_buffer): New structure type.
15592 (putback): New static structure.
15593 (getch): New function.
15594 (put_back): New function.
15595 (yylex): Replace unused bytes from bad multibyte character.
15597 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
15599 * cpplib.c (do_define): Cast `alloca' return value.
15600 (do_include, do_undef, do_pragma): Likewise.
15601 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
15603 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
15604 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
15606 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
15608 * sparc.md (abstf2): This should be an expand.
15609 (split after abstf2_notv9): Fix mode.
15610 (abstf2_hq_v9): New pattern.
15611 (abstf2_v9): Only use when no hard quad.
15612 (absdf2_v9): Fix if target is not the same as source.
15613 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
15614 Add correct output constraints.
15616 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
15618 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
15619 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
15621 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
15623 * mips.h (mips_output_conditional_branch): New function.
15624 (mips_adjust_insn_length): Likewise.
15625 (ASSEMBLER_SCRATCH_REGNUM): New macro.
15626 (ADJUST_INSN_LENGTH): Likewise.
15627 * mips.c (print_operand): Add `F' and `W' for floating-point
15628 comparison opcodes.
15629 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
15631 (mips_adjust_insn_length): New function.
15632 (mips_output_conditional_branch): New function.
15633 * mips.md (length): Adjust attribute definition to handle
15634 conditional branches. Change lengths to bytes, rather than
15635 instructions throughout. Remove length attribute from
15636 instructions whose length is four bytes, and rely on the default
15638 (dslot): Fix typo in comment.
15639 Reword conditional branch patterns to use
15640 mips_output_conditional_branch.
15642 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15644 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
15645 (LIB_SPEC): Likewise.
15646 Link with -lprof1_r for -g/-pg.
15648 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
15650 * loop.c (check_dbra_loop): Fix change of Jan 19.
15652 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
15654 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
15655 (STARTFILE_SPEC): Define, override the svr4.h version.
15656 (ENDFILE_SPEC): Likewise.
15658 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
15660 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
15661 * fixinc/fixincl.x: Regenerated.
15662 * fixinc/inclhack.sh: Regenerated.
15664 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15666 * sh.c (barrier_align): Don't return early for normal branch/barrier
15667 when optimizing for SH2.
15669 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
15671 * i386/udk.h (LINK_SPEC): Correct linker search path for
15674 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15676 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
15677 (braf_label_ref_operand): Delete.
15678 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
15679 * sh.md (casesi_jump_2): Operand1 is now the inside of a
15680 label_ref, and has no predicate.
15681 The patten has a predicate to guard against invalid substitutions.
15682 (dummy_jump): Delete.
15683 (casesi): Update use of casesi_jump_2.
15685 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15687 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
15688 *fixinc/fixincl.x: regenerate
15689 *fixinc/inclhack.sh: regenerate
15691 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
15693 * dwarf2out.c (add_incomplete_type): New fn.
15694 (gen_struct_or_union_type_die): Call it.
15695 (retry_incomplete_types): New fn.
15696 (dwarf2out_finish): Call it.
15698 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
15700 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
15701 current block starts with a CODE_LABEL and ends with a CALL and
15702 we can not find all the argument setup instructions for the CALL.
15704 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
15706 Revert this change:
15707 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
15708 something is a candidate for optimize_bit_field_compare.
15710 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15712 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
15714 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
15716 * alpha.c (override_options): Thinko in last patch.
15718 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
15719 (LIB_SPEC): Recognize -pthread.
15721 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
15723 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
15724 definition in config/arm/coff.h
15725 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
15727 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15729 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
15730 fixes that need "file=xxx\n" prepended before invocation
15731 (start_fixer - new): starting the fixer process is complex enough
15732 to warrent its own routine. It prepends the "file=xxx\n" stuff.
15733 (process): uses the new routine; omit usage of putenv()
15734 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
15735 * fixinc/fixincl.x: regenerate
15737 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
15739 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
15740 and version #s (1.1 -> 2.96) as needed.
15741 * README.g77: Kill way out of date file in the toplevel directory.
15743 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
15745 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
15746 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
15747 * configure: Rebuilt.
15748 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
15749 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
15750 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
15751 (SWITCH_TAKES_ARG): Likewise.
15752 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
15753 * config/t-freebsd: Moved from config/i386/ so it can used for all
15756 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
15758 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
15760 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
15762 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
15763 * configure: Rebuilt.
15765 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
15767 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
15768 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
15769 * rs6000/rs6000.c (rs6000_file_start): Use putc.
15770 (rs6000_output_load_toc_table): Same.
15771 (output_prolog, output_mi_thunk): Same.
15772 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
15773 (ASM_GLOBALIZE_LABEL): Use putc.
15775 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
15777 * alpha.md (reload_*_help): New patterns and splitters.
15778 (reload_*): Use them.
15779 (mov[qh]i): Likewise.
15781 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
15783 * cccp.c (handle_directive): Handle backslash-newlines in quoted
15786 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
15788 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
15790 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
15792 * flow.c (mark_regs_live_at_end, insn_dead_p,
15793 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
15794 and HARD_FRAME_POINTER_REGNUM special treatment if reload
15795 hasn't run or the frame pointer is needed.
15796 * haifa-sched.c (attach_deaths): Likewise.
15797 * sched.c (attach_deaths): Likewise.
15799 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
15801 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
15802 calculate_can_reach_end returns nonzero.
15804 * configure.in (native gas tests): Search for an assembler in the
15805 same manner that the installed compiler will.
15806 * configure: Rebuilt.
15807 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
15809 * alias.c (find_base_term): Improve handling of addresses
15810 constructed from binary operations.
15812 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
15814 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
15816 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
15818 * function.h (cleanup_label, frame_offset): Declare.
15819 (tail_recursion_label, tail_recursion_reentry): Likewise.
15820 (arg_pointer_save_area, rtl_expr_chain): Likewise.
15821 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
15822 (tail_recursion_label, tail_recursion_reentry): Likewise.
15823 (arg_pointer_save_area, rtl_expr_chain): Likewise.
15825 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
15827 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
15829 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
15830 (MAX_OFILE_ALIGNMENT): Define.
15832 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
15834 * fixincl.c: Replace local include scheme with #includes of
15835 gansidecl.h and system.h.
15836 * procopen.c: Likewise.
15837 * server.c: Likewise.
15839 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
15841 * i386/t-dgux (EXTRA_PARTS): Add crti.o
15842 (crti.o): Add build rule and dependencies.
15843 * fixinc/fixinc.dgux: Use modified _int_varargs.h
15845 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15847 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
15848 (LIB_LINUX_SPEC): Likewise.
15849 (LIB_LINUX_SPEC): Add support for -pthread
15850 (CPP_OS_LINUX_SPEC): Likewise.
15851 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
15854 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
15856 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
15858 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
15859 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
15860 for IEEE math and CC_FCOMI.
15861 (put_jump_code): No IEEE if CC_FCOMI is set.
15863 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
15865 * fold-const.c (fold_truthop): Make the field reference unsigned
15866 when converting a single bit compare.
15868 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15870 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
15872 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
15874 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
15875 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
15878 * reload.c (push_reload): Do not call remove_address_replacements
15879 when presented with identical optional reloads.
15881 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
15883 * alpha.h (MASK_FIX, TARGET_FIX): New.
15884 (MASK_*): Reorganize constants.
15885 (CPP_AM_FIX_SPEC): New.
15886 (TARGET_SWITCHES): Add FIX.
15887 (EXTRA_SPECS): Likewise.
15888 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
15889 (SECONDARY_MEMORY_NEEDED): Likewise.
15890 (REGISTER_MOVE_COST): Likewise.
15891 * alpha.c (override_options): Add FIX support. Always use
15892 ALPHA_TP_PROG for ev6.
15893 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
15894 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
15895 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
15897 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
15899 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
15900 something is a candidate for optimize_bit_field_compare.
15902 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
15904 * gcc.texi (Passes): Document branch-shortening.
15905 * invoke.texi (Debugging Options): Document the fact that `-dp'
15906 outputs length information for instructions.
15908 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
15910 * flow.c: Revert previous delta.
15912 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
15914 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
15915 FRAME_POINTER_REGNUM.
15916 (mark_set_1): Ditto.
15917 (mark_used_regs): Ditto.
15919 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
15921 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
15922 (GOT_PCREL): New macro. Define to 1 if not already defined.
15923 * arm/elf.h (GOT_PCREL): Define to 0.
15924 * arm.c (arm_finalize_pic): Take into account the setting of
15927 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
15929 * output.h (STRIP_NAME_ENCODING): Provide default definition.
15930 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
15932 * flow.c (mark_set_1): Do not record BLKmode stores as dead
15933 store elimination candidates.
15935 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
15937 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
15940 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
15942 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
15943 Add use of x-aix41-gld.
15945 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
15947 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
15948 (ASM_OUTPUT_DESTRUCTOR): Define.
15950 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
15952 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
15953 last CODE_LABEL in a loop if we have previously passed a jump
15954 to the top of the loop.
15956 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
15958 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
15959 applying Philip's patch.
15961 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
15963 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
15966 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
15968 * loop.c (strength_reduce): Grow reg_single_usage as needed.
15970 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
15972 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
15973 Also remove a useless comment.
15975 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
15977 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
15979 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
15981 * collect2.c (main): Only generate import or export file and add
15982 to link arguments if non-empty. Use xmalloc not alloca.
15983 (write_{export,import}_file): Delete.
15984 (write_aix_file): New function.
15985 (locatelib): Use xmalloc not malloc.
15986 (GCC_OK_SYMBOL): Do not check type if aix64.
15988 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
15990 Based on patch by Scott Bambrough and Pat Beirne:
15991 * config/arm/arm.c (making_const_table): New variable.
15992 * config/arm/arm.h (making_const_table): Declare.
15993 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
15995 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
15996 Keep track of when we are building the constant table.
15998 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
16000 * config/arm/arm.c (arm_override_options): Fix erroneous warning
16003 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
16005 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
16008 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
16010 * tm.texi (FUNCTION_ARG): Correct description of a stack element
16013 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
16015 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
16017 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16019 * rs6000.c (output_mi_thunk): Enable full support again.
16021 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16023 * sh.h (BRANCH_COST): Define.
16025 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
16027 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
16029 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
16031 * function.c (assign_stack_local): Align stack slot propertly.
16032 (assign_outer_stack_local): Likewise.
16034 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
16036 * expr.h (lang_expand_constant): Declare.
16037 * toplev.c (lang_expand_constant): Define it.
16038 * varasm.c (output_constant): Use it.
16040 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16042 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
16043 Change function definitions to K&R style.
16045 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16047 * fixinc/fixincl.c: We must not ignore SIGCLD now.
16049 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
16051 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
16052 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
16053 (several places): omit static initialization
16054 (process): use single fd, since only the read fd is used
16055 * fixinc/gnu-regex.c: define 'const' away, if not supported
16056 * fixinc/procopen.c(several places): omit static initialization
16057 * fixinc/server.c: define 'volitile' away, if not supported
16059 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
16061 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
16062 asm_fprintf and %L to generate the label name.
16063 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
16064 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
16066 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
16068 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
16069 insn for a conditional jump can not be found.
16071 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
16073 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
16074 on variables in specific sections other than .sbss and .sdata.
16076 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
16078 * stmt.c (expand_return): Call start_cleanup_deferral and
16079 end_cleanup_deferral around conditional code.
16081 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
16083 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
16084 filename lists. Utilizes new "krstr" AutoGen function.
16085 * fixinc/fixincl.x: Rebuilt.
16087 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
16089 * i386.c (output_float_compare): Avoid GNU-C extensions.
16091 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
16093 * version.c: Bump to distinguish mainline tree from the
16096 See ChangeLog.1 for earlier changes.