1 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
3 * haifa-sched.c (schedule_block): Don't crash if there's no
4 next insn for an interblock movement.
5 (add_branch_dependences): Don't allow clobber insns to move either.
7 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
9 * i386.c (split_xf): New.
10 * i386-protos.h: Declare it.
11 * i386.md (movxf_1): Add general regs alternatives.
12 (movxf_1+1): New splitter for same.
14 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
16 * function.c (purge_addressof_1): Add missing return values.
18 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
20 * function.c (is_addressof): New function. Returns true if
21 the given piece of RTL is an ADDRESSOF.
22 (purge_addressof_1): Make boolean. Return false if the
23 ADDRESSOFs could not be purged.
24 (purge_addressof): If ADDRESSOFs could not be purged from the
25 notes attached to an insn, remove the offending note(s),
26 unless they are attached to a libcall.
28 1999-11-05 Andreas Jaeger <aj@suse.de>
30 * genoutput.c (null_operand =): Initialize all fields.
32 * errors.h: Add extern to prototypes.
34 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
36 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
39 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
41 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
42 (mirror_conflicts): New function.
43 (global_alloc): Call it.
44 (expand_preferences): Remove redundant CONFLICTP test.
45 (find_reg, dump_conflicts): Likewise.
46 (prune_preferences): Process conflicts one word at a time.
48 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
50 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
51 instead of an explicit loop.
53 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
55 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
56 if REG_RETVAL check succeeds, then put classp in src_elt.
58 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
60 * function.c (pad_to_arg_alignment): Only update argument_pad
61 if the argument's alignment is greater than STACK_BOUNDARY.
63 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
65 * bitmap.h (BITMAP_XFREE): New.
66 * flow.c (life_analysis): Use it.
67 (life_analysis_1): Free blocks.
69 * combine.c (undo_commit): New.
70 (try_combine): Use it. Don't zap undobuf.undos.
71 (combine_instructions): Don't zap undobuf.undos; free the
74 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
76 * stmt.c (cost_table_): New.
77 (estimate_case_costs): Use it instead of xmalloc.
79 * toplev.c (compile_file): Reuse dumpname memory instead
82 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
84 * reg-stack.c (convert_regs_1): Initialize target_stack->top
85 after verifying an EH edge.
87 * haifa-sched.c (init_rgn_data_dependences): Correctly
88 size bb_pending_lists_length when zeroing.
90 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
92 * function.c (diddle_return_value): New.
93 (expand_function_end): Use it.
94 * stmt.c (expand_null_return): Likewise.
95 (expand_value_return): Likewise.
97 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
99 * reload1.c (reload): Don't remove return value clobbers.
101 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
103 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
105 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
107 * cse.c (cse_main): Use xmalloc, not alloca.
108 (cse_basic_block): Likewise.
109 * local-alloc.c (local_alloc): Likewise.
111 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
112 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
114 * rtl.c: Include toplev.h.
115 (fatal): Remove declaration.
117 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
119 * haifa-sched.c (schedule_block): Fix thinko.
121 1999-11-03 James McKelvey <mckelvey@fafnir.com>
123 * fixinc/fixincl.c(create_file): Allow for systems that do not have
126 1999-11-03 Philippe De Muyter <phdm@macqel.be>
128 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
129 call `malloc' instead.
131 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
133 * flags.h (flag_renumber_insns): Declare.
134 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
136 * rtl.h (renumber_insns): Change prototype.
137 * toplev.c (flag_renumber_insns): Define.
138 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
140 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
142 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
143 and fpsqrtd. Use them and create fdiv function unit to more
144 accurately represent fpu sqrt pipeline semantics on UltraSparc.
145 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
147 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
149 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
151 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
152 insn into ready list, do not use just a raw swap.
154 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
156 * rtl.h (renumber_insns): New function.
157 (remove_unnecessary_notes): Likewise.
158 * emit-rtl.c (renumber_insns): Define.
159 (remove_unncessary_notes): Likewise.
160 * toplev.c (rest_of_compilation): Remove dead code.
161 Use renumber_insns and remove_unncessary_notes.
163 * gcse.c (struct null_pointer_info): New type.
164 (get_bitmap_width): New function.
165 (current_block): Remove.
166 (nonnull_local): Likewise.
167 (nonnull_killed): Likewise.
168 (invalidate_nonnull_info): Take a null_pointer_info as input.
169 (delete_null_pointer_checks_1): New function.
170 (delete_null_pointer_checks): Use it.
172 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
173 (split_edges): Likewise.
174 (schedule_block): Likewise.
175 (compute_block_backward_dependencies): Likewise.
176 (schedule_region): Likewise.
177 (schedule_insns): Likewise.
179 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
181 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
182 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
183 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
184 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
185 * jump.c (delete_unreferenced_labels): Don't delete if
186 LABEL_ALTERNATE_NAME is set.
187 * print-rtl.c (print_rtx): Dump alternate name.
188 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
189 * rtl.h (LABEL_ALTERNATE_NAME): Define.
190 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
191 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
193 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
195 * fix-header.c (recognized_extern, recognized_function): Constify
198 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
199 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
200 (compute_available): Remove unused variable `last'.
201 (compute_nearerout): Remove unused variable `temp_bitmap'.
202 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
203 Remove unused variable `x'.
205 * scan.h (recognized_function, recognized_extern): Constify a
208 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
210 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
212 * varasm.c (decode_rtx_const): Use XSTR to access the string
215 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
217 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
219 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
221 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
223 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
225 * pa.c (ireg_operand): New function.
226 * pa.h (PREDICATE_CODES): Handle ireg_operand.
227 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
228 Fix out of date comment.
230 * pa.md (negdi2): Turn into expander + anonymous pattern.
232 * reload.c (find_reloads): Fix typos in recent change.
234 * dwarf2out.c: Do not include ctype.h.
236 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
238 * regclass.c (record_reg_classes): Always use may_move_cost when
239 seeing how operand fits with various register classes.
241 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
243 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
244 * toplev.c: Revert Nov 1 13:22 change.
246 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
248 * config/pa/pa.md (height reduction patterns): Add checks for
249 overlapping operands to avoid semantic-destroying splits for
250 height reduction patterns.
252 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
254 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
255 have been an hyphen, fixed.
256 * configure: Rebuilt.
258 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
260 * config/arm/tpe.h: Add prototypes for exported functions.
261 * config/arm/pe.c: Fix compile time warnings.
262 * config/arm/semi.h: Fix compile time warnings.
263 * config/arm/arm.c: Fix compile time warnings.
264 * config/arm/arm.h: Fix compile time warnings.
265 * config/arm/arm.md: Fix compile time warnings.
266 * config/arm/thumb.c: Fix compile time warnings.
267 * config/arm/thumb.h: Fix compile time warnings.
268 * config/arm/thumb.md: Fix compile time warnings.
270 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
272 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
275 * unroll.c (unroll_loop): Remove LOOP notes when loop is
278 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
280 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
282 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
284 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
285 * rtl.h (rtx_equal_p): Move prototype.
286 * rtl.c (rtx_equal_function_value_matters): Move from
288 (rtx_equal_p): Likewise.
289 * rtlanal.c (rtx_equal_function_value_matters): Delete.
290 (rtx_equal_p): Likewise.
292 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
294 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
297 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
299 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
301 * pa.h (ADDR_VEC_ALIGN): Define.
303 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
304 notes when presented with "if (foo) break; end_of_loop" and
305 the break sequence gets moved out of the loop.
307 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
308 Remove explicit zero initializations of entries within MAP.
310 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
312 * reg-stack.c (convert_regs_1): Handle EH edges specially.
314 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
316 * bitmap.h (BITMAP_XMALLOC): New macro.
317 * flow.c (CLEAN_ALLOCA): Remove.
318 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
319 (life_analysis): Likewise.
320 (update_life_info): Don't use CLEAN_ALLOCA.
321 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
322 (calculate_global_regs_live): Likewise.
323 (print_rtl_with_bb): Likewise.
324 (verify_flow_info): Likewise.
325 * global.c (global_alloc): Likewise.
326 (global_conflicts): Likewise.
327 * integrate.c (save_for_inline_nocopy): Likewise.
328 (expand_inline_function): Likewise.
329 * jump.c (jump_optimize_1): Likewise.
330 (duplicate_loop_exit_test): Likewise.
331 (thread_jumps): Likewise.
332 * loop.c (loop_optimize): Likewise.
333 (combine_givs): Likewise.
334 (recombine_givs): Likewise.
335 * reorg.c (dbr_schedule): Likewise.
336 * unroll.c (unroll_loop): Likewise.
338 * combine.c (combine_instructions): Use xmalloc instead of alloca.
340 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
342 * toplev.c (rest_of_compilation): Don't optimize the CFG
343 when rebuilding, just before dbr.
345 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
347 * output.h (assemble_end_function, assemble_destructor,
348 assemble_constructor, assemble_gc_entry, assemble_global,
349 assemble_label, output_constant_pool) Constify a char*.
351 * varasm.c (assemble_destructor, assemble_constructor,
352 assemble_gc_entry, assemble_end_function, assemble_global,
353 assemble_label, output_constant_pool): Likewise.
355 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
357 * config/arm/thumb.c (thumb_expand_prologue): Add comments
358 explaining what is goin on in this function.
360 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
362 * regclass.c (record_reg_classes): In matching case, recompute
363 costs since the direction of movement is different.
365 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
367 * resource.c (mark_target_live_regs): For unconditional branches,
368 the resources found at the branch target should be added to the
369 resources found so far, not intersected.
371 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
373 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
375 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
376 (sys/mman.h): Include this file only if #HAVE_MMAP.
377 (run_compiles): Initialize `esac_fmt' with one old KR string, not
378 with automatically concatenated ANSI strings.
380 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
382 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
383 (DIV_ROUND_UP): Robustify.
384 (ggc_recalculate_in_use_p): New function.
385 (release_pages): Don't inline it.
386 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
388 (ggc_pop_context): Use ggc_recalculate_in_use_p.
389 (clear_marks): Always save in_use_p.
390 (sweep_pages): Use ggc_recalculate_in_use_p.
391 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
392 Release pages before counting statistics.
394 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
396 * toplev.c (rest_of_compilation): Fix thinko in this change:
398 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
400 (rest_of_compilation): If inside an inlined external function,
401 pretend we are just being declared.
403 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
405 * flow.c (calculate_global_regs_live): Fix thinko.
407 * integrate.c (expand_inline_function): Fix bugs in previous
408 change from Oct 28, 1999.
410 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
412 * stmt.c (expand_value_return): Fix typo in this change:
414 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
415 (expand_value_return): Correctly convert VAL when promoting function
416 return; support RETURN_REG being a PARALLEL.
418 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
420 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
422 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
424 * hard-reg-set.h (reg_names): Constify a char*.
426 * regclass.c (reg_names): Likewise.
428 * regs.h (reg_names): Likewise
430 * a29k/a29k.c (reg_names): Delete declaration.
432 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
434 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
435 arc_output_function_epilogue): Likewise.
437 * elxsi/elxsi.c (reg_names): Likewise.
439 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
441 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
444 * m88k/m88k.c (output_function_profiler): Likewise.
446 * sparc/sparc.c (sparc_flat_output_function_prologue,
447 sparc_flat_output_function_epilogue): Likewise.
449 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
451 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
452 warning from -Wuninitialized and put it under -W.
453 * function.c (uninitialized_vars_warning): Warn only when the
454 corresponding flag is set.
456 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
458 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
459 is nonzero and the single set does not have an elt, then assign
462 * simplify-rtx.c: New file.
463 * Makefile.in (OBJS): Add simplify-rtx.o
464 (simplify-rtx.o): Add dependencies.
465 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
466 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
467 (cse_gen_binary, simplify_unary_operation): Delete.
468 (simplify_binary_operation, simplify_plus_minus): Likewise.
469 (check_fold_consts, simplify_relation_operation): Likewise.
470 (simplify_ternary_operation): Likewise.
471 (delete_trivially_dead_insns): Simplify the contents of the
472 REG_EQUAL note before trying to substitute it into the source
473 of the reg-reg copy at the end of a libcall sequence.
475 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
476 references/callers changed.
478 * mn10200.c (mn10200_va_arg): Force the return value into a
481 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
483 * cccp.c (macroexpand): Avoid out of range accesses for omitted
486 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
488 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
490 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
492 * fold-const.c (fold): Fix thinko when optimizing comparisons
495 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
497 * gcc.texi (Passes): Update front-end files to their current
500 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
502 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
503 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
504 (PREDICATE_CODES): Add addition_operation.
505 * alpha-protos.h (addition_operation): Declare.
506 (secondary_reload_class): Likewise.
507 * alpha.c (addition_operation): New.
508 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
509 * alpha.md (adddi3): Turn into expander.
510 (*lda, *adddi_2): New.
511 (movsf, movdf patterns): Don't preference integer regs.
512 (movsi, movdi patterns): Don't preference fp regs.
514 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
516 * genrecog.c (write_switch): Check for duplicate CODE cases.
518 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
520 * ggc-common.c: Update pre-function commentary.
521 * ggc-page.c: Likewise.
523 (poison_pages): Use memset directly.
524 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
525 (ggc_collect): Poison before sweeping.
526 * ggc-simple.c: Update pre-function commentary.
527 (ggc_alloc_obj): Poison non-zeroed memory.
529 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
531 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
532 match format string, even on 64-bit hosts.
533 * gcc-page.c (ggc_page_print_statistics): Likewise.
535 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
537 * config/i386/i386.c (ix86_cpu): Revert last patch.
538 * config/i386/i386.h (ix86_cpu): Ditto.
540 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
542 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
543 TYPE_SIZE, convert type of result to sizetype.
545 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
547 * flow.c (count_or_remove_death_notes): Equate NULL with the
550 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
551 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
554 * i386.c (pic_label_no): Delete.
555 (ix86_attr_length_default): Don't use single_set to peek
558 * recog.c (peephole2_optimize): Allow recog_next_insn to index
559 the first insn after bb->end.
560 * i386.md (push mem peeps): Scratch is live after evaluation
562 (cmp mem peep): Similarly.
564 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
566 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
567 * function.c (pad_to_arg_alignment): Add missing braces.
569 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
571 * alpha/alpha-protos.h (literal_section): Add prototype.
572 (alpha_need_linkage, alpha_start_function,alpha_end_function):
575 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
577 (alpha_start_function, alpha_end_function, float_strings,
578 alpha_need_linkage): Constify a char*
580 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
582 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
584 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
586 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
588 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
590 * flow.c (debug_flow_info): Add prototype.
592 * gcc.c (main): Likewise.
594 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
597 * reload1.c (failed_reload, set_reload_reg): Likewise.
599 * mips-tfile.c (main): Likewise.
600 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
601 with ATTRIBUTE_NORETURN.
603 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
605 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
606 DECL is not a memory ref.
608 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
610 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
611 * config/i386/i386.c (ix86_cpu): Add extern attribute.
613 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
615 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
616 * config/mips/elf64.h: ditto.
618 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
620 * expr.c (emit_push_insn): New argument alignment_pad.
621 Update all callers. Adjust stack pointer based on alignment pad.
622 * function.c (pad_to_arg_alignment): New argument alignment_pad.
623 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
624 (locate_and_pad_parm): New argument alignment_pad. Update all
626 * expr.h (emit_push_insn): Update prototype.
627 (locate_and_pad_parm): Update prototype.
628 * calls.c (arg_data): Add new field alignment_pad.
629 (initialize_argument_information): Initialize alignment_pad.
631 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
633 * except.c (free_eh_nesting_info): Free the info itself.
634 * function.c (free_after_compilation): Don't free NULL.
635 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
636 (pre_edge_insert): Free inserted.
637 * stmt.c (free_stmt_status): Don't free NULL.
639 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
641 * gcov.c (DIR_SEPARATOR): Provide default.
642 (output_data): Add test for MS-DOS format absolute filename.
643 (fancy_abort): Correct program name.
644 (open_files): Open all files in binary mode.
645 * libgcc2.c (__bb_exit_func): Likewise.
647 * profile.c (init_branch_prob): Specify binary when opening files.
649 * flags.h (flag_unwind_tables): New decl.
650 * toplev.c (flag_unwind_table): New definition.
651 (f_options): Add -funwind-tables.
652 (decode_g_option): Clarify warning when unknown -g option is given.
653 (rest_of_compilation): If inside an inlined external function,
654 pretend we are just being declared.
656 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
657 (dwarf2out_frame_finish): Likewise.
659 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
661 * fold-const.c (merge_ranges): In not in0, but in1, handle
662 upper bounds equal like subset case.
664 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
666 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
667 passed in a register but moved to the stack.
669 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
671 * gcc.c (pass_exit_codes, greatest_status): New variables.
672 (struct option_map): Add entry for "--pass-exit-codes".
673 (execute): Update greatest_status if error.
674 (display_help): Add documentation for -pass-exit-codes.
675 (process_command): Handle -pass-exit-codes.
676 (main): Look at pass_exit_codes and greatest_status on call to exit.
678 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
680 * reload.c (find_reloads): Refine test for no input reload
681 case to not includes reloads emitted after insn.
683 * function.c (find_temp_slots_from_address): Handle sum involving
684 a register that points to a temp slot.
685 (update_temp_slot_address): Make recursive call if both old and
686 new are PLUS with a common operand.
687 * calls.c (expand_call): Mark temp slot for result as having
690 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
692 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
693 component as well as "BINUTILS".
695 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
696 * integrate.c (copy_rtx_and_substitute): Likewise.
697 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
699 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
701 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
702 gdb extensions, write size of type; also be more consistent
703 in using references when this is a subtype.
705 * pa.md (extv, extzv, insv): Use define_expand to reject constant
706 that is out of range.
708 * loop.c (unknown_constant_address_altered): New variable.
709 (prescan_loop): Initialize it.
710 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
711 (invariant_p, case MEM): Remove handling for volatile and readony;
712 check new variable if readonly.
713 (check_dbra_loop): Chdeck unknown_constant_address_altered.
715 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
716 (addr_affects_sp_p): Removed from note_mem_written and only
717 define #ifdef AUTO_INC_DEC.
719 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
721 * regclass.c (record_reg_classes): Properly handle register move
724 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
725 Don't think valid if both operands are invalid.
726 (struct constant_descriptor): New field RTL.
727 (mark_const_hash_entry): Mark it.
728 (record_constant{,_rtx}): Initialize it.
729 (output_constant_def): Allocate RTL in permanent obstack and
731 ({record,compare}_constant_1): Modes must match for
732 CONSTRUCTOR of ARRAY_TYPE.
734 * c-common.h (initializer_constant_valid_p): Delete decl from here.
735 * output.h (initializer_constant_valid_p): Move decl to here.
736 * c-common.c (initializer_constant_valid_p): Delete function from here.
737 * varasm.c (initializer_constant_valid_p): Move function to here.
739 * tree.h (STRIP_SIGN_NOPS): New macro.
740 * fold-const.c (optimize_minmax_comparison): New function.
741 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
742 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
743 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
744 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
745 widening conversions.
746 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
747 to look at size of mode, not precision of type; also add missing cases.
748 (optimize_bit_field_compare, decode_field_reference): Don't try to
749 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
751 * dwarf2out.c (ctype.h): Include.
752 (dwarf2out_set_demangle_name_func): New function.
753 (size_of_line_info): Deleted.
754 (output_line_info): Compute size of line info table from difference
756 (base_type_die, add_name_attribute): Call demangle function, if any.
757 (field_byte_offset): Use bits per word for variable length fields.
758 (gen_array_type_die): Add array name.
759 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
760 (dwarf2out_add_library_unit_info): New function.
762 * explow.c (set_stack_check_libfunc): New function.
763 (stack_check_libfunc): New static variable.
764 (probe_stack_range): Allow front-end to set up a libfunc to call.
766 * combine.c (simplify_comparison): When making comparison in wider
767 mode, check for having commuted an AND and a SUBREG.
768 (contains_muldiv): New function.
769 (try_combine): Call it when dividing a PARALLEL.
770 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
771 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
773 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
774 use one of the CLOBBERs instead.
775 (if_then_else_cond): If comparing against zero, just return thing
778 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
779 Don't generate shifts and subtract if have conditional arithmetic.
781 * rtl.h (delete_barrier): New declaration.
782 * jump.c (jump_optimize): Set up to handle conditional call.
783 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
784 (delete_barrier): New function.
786 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
788 * recog.c (nonmemory_operand): Accept ADDRESSOF.
790 * tree.c (build_type_attribute_variant): Push to obstack of
791 ttype around type_hash_canon call.
793 * expr.c (placeholder_list): Move decl to file scope.
794 (expand_expr): Don't force access to volatile just because its
796 If ignoring reference operations, just expand the operands.
797 (expand_expr, case COMPONENT_REF): Propagate
798 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
799 Refine test for using bitfield operations vs pointer punning.
800 (expand_expr, case CONVERT_EXPR): If converting to
801 BLKmode UNION_TYPE from BLKmode, just return inner object.
802 Use proper mode in store_field call.
803 Properly set sizes of object to store and total size in store_field
804 call for convert to union.
805 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
806 memory (like for ADDR_EXPR). Also, don't put constant in register if
807 we'll want it in memory.
808 (readonly_fields_p): New function.
809 (expand_expr, case INDIRECT_REF): Call it if LHS.
810 (expand_assignment): Handle a RESULT_DECL where
811 DECL_RTL is a PARALLEL.
812 (do_jump, case WITH_RECORD_EXPR): New case.
813 (get_inner_reference): Always go inside a CONVERT_EXPR
814 and NOP_EXPR if both modes are the same.
815 (store_field): Use bitfield operations if size of bitsize is not same
816 as size of RHS's type.
817 Check for bitpos not a multiple of alignment in BLKmode case.
818 Do block move in largest possible alignment.
819 (store_constructor): Set BITSIZE to -1 for variable size and properly
820 in case of array of BLKmode.
821 (expand_expr_unaligned): New function.
822 (do_compare_and_jump): Call it.
824 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
825 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
826 does not include 'o'.
828 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
829 both SET_DEST and SET_SRC reference a virtual register.
830 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
832 * integrate.c (expand_inline_function): Handle case of setting
833 virtual stack vars register (from built in setjmp); when parameter
834 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
835 (subst_constant): Add new parm, MEMONLY.
836 (expand_inline_function, integrate_parm_decls): Pass new parm.
837 (integrate_decl_tree): Likewise.
838 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
839 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
840 (copy_rtx_and_substitute, case SET): Add explicit calls to
841 copy_rtx_and_substitute for both sides.
843 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
845 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
846 within INDEX_TYPE, instead of before.
847 (fixup_gotos): Use f->target_rtl, not the next insn,
848 since latter may be from a later fixup.
849 (expand_value_return): Correctly convert VAL when promoting function
850 return; support RETURN_REG being a PARALLEL.
851 (expand_return): When checking for result in regs and having
852 cleanup, consider PARALLEL in DECL_RTL as being in regs.
854 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
856 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
857 last_nominal_fname): Mark const.
858 (struct include_hash: name, nshort, control_macro): Mark
860 (struct macrodef: symnam): Mark const.
861 (struct if_stack: fname): Mark const.
862 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
863 (IStable): New character-syntax array which encompasses all
864 the old is_foo arrays.
865 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
866 is_space): New macros for interrogating IStable.
867 (check_macro_name): Kill last argument. All callers changed.
869 * cppinit.c (initialize_char_syntax): Delete.
870 (is_idchar, is_idstart, is_hor_space, is_space,
871 trigraph_table): Delete.
872 (IStable): New. Initialize with clever macros to avoid
873 information duplication.
874 (builtin_array): Table of builtins to get rid of explicit list
875 in initialize_builtins.
876 (initialize_builtins): Use builtins_array.
877 (cpp_start_read): Call init_IStable, and set IStable['$'] if
878 opts->dollars_in_ident.
880 * cppexp.c: Change all refs to is_xyz[] arrays to use new
882 (cpp_parse_expr): Avoid 'format string is not constant'
883 warning. Use ISGRAPH to identify printable chars.
884 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
886 (read_and_prescan): Map trigraphs to chars with open-coded
887 if-else-if-... sequence, not a lookup table.
888 * cpphash.c: Change all refs to is_xyz[] arrays to use new
890 * cpplib.c: Change all refs to is_xyz[] arrays to use new
891 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
892 (check_macro_name): Remove ability to report an invalid
893 assertion name, which is never used.
894 (do_line): Constify a couple of char *'s.
895 * cppmain.c (main): Call cpp_cleanup before returning.
897 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
899 * ggc.h (struct ggc_statistics): New type.
900 (ggc_get_size): New function.
901 (ggc_print_statistics): Likewise.
902 * ggc-common.c (ggc_stats): New variable.
903 (ggc_mark_rtx_children): Keep statistics.
904 (ggc_mark_tree_children): Likewise.
905 (ggc_print_statistics): New function.
906 * ggc-page.c (struct globals): Add bytes_mapped field.
907 (alloc_anon): Update it.
908 (release_pages): Likewise.
909 (ggc_get_size): New function.
910 (ggc_page_print_statistics): New function.
911 * ggc-simple.c (ggc_get_size): New function.
913 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
915 * flow.c (propagate_block): When the last reference to a label
916 before an ADDR_VEC is deleted because the reference is a dead
917 store, delete the ADDR_VEC.
919 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
921 * resource.c (find_free_register): Don't use the frame pointer
922 if frame_pointer_needed.
924 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
926 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
927 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
929 * config/i960/i960.c (i960_va_start): New locals base, num.
930 Use INDIRECT_REF instead of ARRAY_REF on valist.
931 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
933 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
935 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
937 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
939 * tree.def (PLACEHOLDER_EXPR): Update comments.
941 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
943 * c-common.c (check_format_info): Avoid non-literal format string
944 warnings when `first_arg_num' is zero.
946 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
948 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
950 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
952 * arm.md (casesi_insn): Add a clobber of the condition code
955 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
957 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
958 used by both cc1 and cc1plus.
960 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
962 * config/arm/arm.c: Initialise arm_structure_size_boundary to
963 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
964 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
965 to the value 32 if it has not already been defined.
966 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
967 Override definition in arm.h with a value of 8.
969 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
971 * c-pragma.c (push_alignment): Don't check the return value
974 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
976 * sparc.h (ADJUST_COST): Fix thinko.
978 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
980 * cccp.c (rescan): Fixed obp pointer handling around call to
981 check_expand subroutine.
983 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
985 * gcse.c (delete_null_pointer_checks): Only record non-null info
986 for pseudos when examining stores.
988 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
989 splitters for these patterns. Use "#" for output templates.
990 (addsi3_carryin_shift): New pattern.
992 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
994 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
995 of the function return register into a plain REG until
996 after function inlining is done.
998 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1000 * jump.c (jump_optimize_1): If we did cross-jumping, and
1001 the data will matter, rebuild the CFG.
1002 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1003 not optimizing. Don't run shorten_branches.
1004 * toplev.c (rest_of_compilation): Run shorten_branches after
1007 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1009 * rtl.h (note_stores): Add additional paramter.
1010 * rtlanal.c (reg_set_p_1): Take additional paramter.
1011 (reg_set_last_1): Likewise.
1012 (reg_set_p): Adjust call to note_stores.
1013 (reg_set_last): Likewise.
1014 (note_stores): Pass data parameter to worker function.
1015 * alias.c (record_set): Take additional parameter.
1016 (init_alias_analysis): Pass it.
1017 * caller-save.c (mark_set_regs): Take additional parameter.
1018 (save_call_clobbered_regs): Pass NULL to note_stores.
1019 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1021 (record_dead_and_set_regs_1): Likewise.
1022 (reg_dead_at_p_1): Likewise.
1023 (combine_instructions): Adjust calls to note_stores.
1024 (try_combine): Likewise.
1025 (record_dead_insn): Remove.
1026 (record_dead_and_set_regs): Adjust calls to note_stores.
1027 (reg_dead_at_p): Likewise.
1028 * cse.c (invalidate_skipped_set): Take additional parameter.
1029 (cse_check_loop_start): Likewise.
1030 (cse_check_loop_start_value): Remove.
1031 (cse_set_around_loop): Adjust calls to note_stores.
1032 * flow.c (notice_stack_pointer_modification): Take additional
1033 parameter. Remove duplicate declaration.
1034 (record_volatile_insns): Adjust calls to note_stores.
1035 * gcse.c (record_set_info): Take additional parameter.
1036 (record_last_set_info): Likewise.
1037 (invalidate_nonnull_info): Likewise.
1038 (record_set_insn): Remove.
1039 (compute_sets): Adjust calls to note_stores.
1040 (last_set_insn): Remove.
1041 (compute_hash_table): Adjust calls to note_stores.
1042 (insert_insn_end_bb): Likewise.
1043 (delete_null_pointer_checks): Likewise.
1044 * global.c (mark_reg_store): Take additional parameter.
1045 (mark_reg_clobber): Likewise.
1046 (reg_becomes_live): Likewise.
1047 (global_conflicts): Adjust calls to note_stores.
1048 (build_insn_chain): Likewise.
1049 * integrate.c (note_modified_parmregs): Take additional parameter.
1050 (mark_stores): Likewise. Make it static.
1051 (save_for_inline_nocopy): Adjust calls to note_stores.
1052 (try_constants): Likewise.
1053 * integrate.h (mark_stores): Remove declaration.
1054 * jump.c (mark_modified_reg): Take additional parameter.
1055 (thread_jumps): Adjust calls to note_stores.
1056 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1058 (no_equiv): Likewise.
1059 (reg_is_set): Likewise.
1060 (validate_equiv_mem): Adjust calls to note_stores.
1061 (update_equiv_regs): Likewise.
1062 (block_alloc): Likewise.
1063 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1064 (note_addr_stored): Take additional parameter.
1065 (note_set_pseudo_multiple_uses): Likewise.
1066 (record_initial): Likewise.
1067 (prescan_loop): Adjust calls to note_stores.
1068 (strength_reduce): Likewise.
1069 (check_dbra_loop): Likewise.
1070 * regmove.c (flags_set_1): Take additional paramter.
1071 (mark_flags_life_zones): Adjust calls to note_stores.
1072 * reload1.c (mark_not_eliminable): Take additional parameter.
1073 (forget_old_reloads_1): Likewise.
1074 (reload_cse_invalidate_rtx): Likewise.
1075 (reload_cse_check_clobber): Likewise.
1076 (reload_combine_note_store): Likewise.
1077 (move2add_note_store): Likewise.
1078 (reload): Adjust calls to note_stores.
1079 (reload_as_needed): Likewise.
1080 (emit_reload_insns): Likewise.
1081 (reload_cse_regs_1): Likewise.
1082 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1083 (reload_combine): Adjust calls to note_stores.
1084 * resource.c (update_live_status): Take additional paramter.
1085 (mark_target_live_regs): Adjust calls to note_stores.
1086 * stupid.c (find_clobbered_regs): Take additional parameter.
1087 (stupid_life_analysis): Adjust calls to note_stores.
1089 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1091 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1094 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1097 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1098 of the variable arm_structure_size_boundary.
1100 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1102 * alias.c (init_alias_analysis): Allocate reg_known_value and
1103 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1105 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1106 * cse.c (cse_main): Call end_alias_analysis.
1107 * haifa-sched.c (schedule_insns): Likewise.
1108 * local-alloc. (update_equiv_regs): Likewise.
1109 * reload1.c (reload_cse_regs): Likewise.
1111 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1113 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1114 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1115 mapping from MASK_FPU.
1117 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1119 * sparc.md (call): Don't bound structure return size to 0xfff.
1121 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1123 * resource.c (mark_target_live_regs): Check that the target
1124 insn wasn't created after compute_bb_for_insn.
1126 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1128 * ggc-page.c (poison_pages): Don't be overzealous.
1130 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1132 * alias.c: Update comments for ADDRESS.
1133 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1134 it is a local memory reference.
1136 * c-typeck.c (build_function_call): Check that the built-in
1137 function is of class BUILT_IN_NORMAL before trying to recongize
1139 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1140 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1142 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1144 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1146 (pre_gcse): Likewise.
1147 (hoist_expr_reaches_here_p): Likewise.
1148 (hoist_code): Likewise.
1149 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1151 (pre_expr_reaches_here_p_work): ... here.
1152 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1154 (expr_reaches_here_p_work): ... here.
1156 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1158 * resource.c (find_basic_block): Delete.
1159 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1160 (init_resource_info): Call compute_bb_for_insn.
1162 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1164 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1165 with already adjacent blocks, but no fallthru.
1166 (merge_blocks_move_successor_nojumps): Simplify.
1167 (debug_flow_info): New.
1169 * toplev.c (rest_of_compilation): Open jump1 dump file before
1170 jump and close after, as opposed to just using dump_rtl.
1172 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1174 * reload.h (earlyclobber_operand_p): Declare.
1175 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1176 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1177 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1178 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1180 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1181 Richard Henderson <rth@cygnus.com>
1183 * emit-rtl.c (emit_block_insn_before): New.
1184 (emit_block_insn_after): New.
1185 * basic-block.h: Declare them.
1187 * bitmap.h: Protect from multiple inclusion.
1189 * recog.c (scratch_operand): Handle VOIDmode correctly.
1191 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1193 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1194 * function.c (assign_parms): Likewise.
1195 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1197 * reg-stack.c (max_uid): Remove.
1198 (blocks, block_begin, block_end, block_drops_in): Remove.
1199 (block_stack_in, block_out_reg_set, block_number): Remove.
1200 (struct block_info_def, BLOCK_INFO): New.
1201 (enum emit_where): New.
1202 (current_block): New.
1203 (BLOCK_NUM): Remove.
1204 (mark_regs_pat, record_label_references): Remove.
1205 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1207 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1208 (reg_to_stack): Simplified test for existance of fp code. Use
1209 flow.c code. Call shorten_branches after cross-jump opt.
1210 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1211 Return false if the asm doesn't use stack regs. Don't do life
1212 analysis on the asm.
1213 (emit_pop_insn): Replace function pointer arg `when' with
1214 enum `where'. Update all callers.
1215 (change_stack): Likewise. Update basic block end.
1216 (emit_swap_insn): Use current_block->head to limit reverse search
1217 for start of block. Use emit_block_insn_after.
1218 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1219 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1220 structure assignment instead of bcopy.
1222 (convert_regs_entry, convert_regs_exit): New.
1223 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1224 Work on basic blocks and the CFG.
1225 (convert_regs): Use them.
1227 * i386.c (output_fix_trunc): Remove code for DImode input operand
1228 not at top-of-stack.
1229 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1231 (fix_truncdi_1): Allow any mode scratch.
1233 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1235 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1236 * linux.h, netbsd.h, vms.h: Not here.
1238 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1240 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1241 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1242 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1243 CONDITIONAL_REGISTER_USEAGE): Use them.
1244 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1245 gen_conditional_branch,override_options) : Use them.
1246 * config/mips/mips.md : Use them.
1248 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1250 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1252 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1254 * integrate.c (function_cannot_inline_p): Don't allow inlining
1257 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1259 * c-parse.in (cast_expr): Constify.
1261 * cccp.c (special_symbol): Likewise.
1263 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1265 * dwarf2out.c (base_type_die): Likewise.
1267 * global.c (allocno_compare): Likewise.
1269 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1271 * regclass.c (fix_register): Likewise.
1273 * rtl.h (fix_register): Likewise.
1275 * stupid.c (stupid_reg_compare): Likewise.
1277 * toplev.c (decode_f_option): Likewise.
1279 * tree.c (build_complex_type): Likewise.
1281 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1283 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1285 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1287 * reload.c (find_reloads): Compute mode and nregs fields of all
1289 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1290 (calculate_needs): Use precomputed mode/nregs values.
1291 (allocate_reload_reg): Likewise.
1293 (failed_reload, set_reload_reg): ... new functions.
1294 (choose_reload_regs_init): New function, mostly broken out from...
1295 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1296 Also lose one #if 0 block.
1298 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1300 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1303 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1305 * tree.h (BLOCK_TYPE_TAGS): Remove.
1306 (BLOCK_END_NOTE): Likewise.
1307 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1308 (BLOCK_LIVE_RANGE_START): Likewise.
1309 (BLOCK_LIVE_RANGE_END): Likewise.
1310 (tree_block): Remove live_range_flag, live_range_var_flag, and
1311 type_tags. Remove end_note, live_range_start, and live_range_end.
1312 (remember_end_note): Remove prototype.
1313 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1314 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1316 * ggc-common.c (ggc_mark_tree_children): Don't mark
1317 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1318 * integrate.c (adjust_copied_decl_tree): Remove.
1319 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1320 * stmt.c (last_block_end_note): Remove.
1321 (init_stmt): Don't add a GC root for it.
1322 (expand_fixup): Don't set it.
1323 (remember_end_note): Remove.
1324 (expand_end_bindings): Don't set last_block_end_note.
1326 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1328 * reload1.c (reload_reg_free_for_value_p): Show
1329 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1332 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1334 * expmed.c (extract_bit_field): Allow for the case of non-integer
1335 objects that are smaller than a word (like SFmode on a 64-bit
1338 * loop.c (basic_induction_var): A non-integer variable which is
1339 being set by a paradoxical subreg is probably not a biv.
1341 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1343 * prefix.c (translate_name) Check for empty prefix string.
1345 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1347 * Makefile.in (CPP_CROSS_NAME): New variable.
1348 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1350 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1351 names of the files to be uninstalled.
1353 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1355 * collect2.c (IS_DIR_SEPARATOR): Define.
1356 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1358 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1361 * haifa-sched.c (add_dependence): Update the true dependency
1362 cache the first time we add a true dependence to the LOG_LINKS chain.
1364 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1366 * fold-const.c (fold): Fix comment.
1368 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1370 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1371 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1372 dbxout_start_new_source_file, dbxout_source_file,
1373 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1374 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1376 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1377 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1378 (dbxout_block): Initialize variable `blocknum'.
1380 * dbxout.h (dbxout_init, dbxout_finish,
1381 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1382 dbxout_args, dbxout_source_line): Constify a char*.
1384 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1385 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1386 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1387 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1388 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1389 src_info_attribute, mac_info_attribute, producer_attribute,
1390 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1391 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1392 dwarfout_undef): Constify a char*.
1393 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1395 * dwarfout.h (dwarfout_define, dwarfout_undef,
1396 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1398 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1400 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1401 (MULTILIB_ISA_DEFAULT): New.
1402 (MULTILIB_DEFAULTS): Use it.
1403 * config/mips/mips.c (): Remove the now unnecessary definition
1404 of MIPS_ISA_DEFAULT.
1405 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1406 unnecessary definition.
1408 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1410 * arm.md (pic_load_addr): Add constraints to operand 1.
1412 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1414 * fixinc/genfixes: Provide a means for specifying -D options to
1417 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1419 * arm.c (arm_override_options): Correct initialization of
1420 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1421 arm_is_strong, and arm_is_6_or_7.
1423 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1424 (note_set_pseudo_multiple_uses): New function.
1425 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1426 if a pseudo set in the loop exit is used elsewhere.
1428 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1430 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1432 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1434 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1435 a single load-address pattern.
1437 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1439 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1440 depending on whether or not line-number notes are present.
1442 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1444 * cccp.c (progname, file_buf, default_include, include_file,
1445 macrodef, definition, hashval, wchar_type, user_label_prefix,
1446 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1447 expand_to_temp_buffer, is_system_include, base_name,
1448 absolute_filename, read_name_map, open_include_file,
1449 record_control_macro, check_precompiled, check_preconditions,
1450 pcfinclude, pass_thru_directive, create_definition,
1451 check_macro_name, comp_def_part, collect_expansion,
1452 check_assertion, read_token_list, assertion_install,
1453 assertion_lookup, eval_if_expression, conditional_skip,
1454 validate_else, skip_quoted_string, quote_string, macarg1,
1455 error_from_errno, install, lookup, hashf, dump_defn_1,
1456 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1457 check_white_space, rescan, handle_directive, monthnames,
1458 special_symbol, do_include, remap_include_file, write_output,
1459 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1460 do_ident, do_sccs, do_xifdef, skip_if_group,
1461 output_line_directive, macroexpand, macarg, change_newlines,
1462 initialize_builtins, make_definition): Constify a char*.
1464 * pcp.h (stringdef): Likewise.
1466 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1468 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1471 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1472 Richard Henderson <rth@cygnus.com>
1474 * alias.c: Include ggc.h.
1475 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1476 (record_set): Verify enough room in reg_base_value.
1477 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1478 Register it as a GC root.
1479 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1480 * Makefile.in (alias.o): Depend on ggc.h.
1482 * unroll.c (unroll_loop): Verify the insn before a barrier
1483 is a JUMP_INSN before checking JUMP_LABEL.
1485 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1487 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1488 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1489 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1490 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1491 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1492 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1494 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1496 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1498 * alpha/alpha-interix.h (text_section): Delete prototype.
1499 * alpha/elf.h (text_section): Likewise.
1500 * arm/linux-elf.h (text_section): Likewise.
1501 * arm/linux-telf.h (text_section): Likewise.
1502 * c4x/c4x.h (text_section): Likewise.
1503 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1504 * elfos.h (text_section): Likewise.
1505 * i386/aix386ng.h (text_section): Likewise.
1506 * i386/i386-interix.h (text_section): Likewise.
1507 * i386/sco5.h (text_section): Likewise.
1508 * i386/svr3gas.h (text_section): Likewise.
1509 * nextstep.h (text_section): Likewise.
1510 * psos.h (text_section): Likewise.
1511 * ptx4.h (text_section): Likewise.
1512 * svr3.h (text_section): Likewise.
1513 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1515 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1517 * final.c (peephole): Delete prototype.
1519 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1520 (pre_insert_copies): Remove unused variable `bb'.
1522 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1525 * output.h (peephole): Add prototype.
1527 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1529 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1532 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1534 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1535 for inlined declarations.
1537 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1539 * arm.c (logical_binary_operator): New fucntion.
1540 * arm.h (logical_binary_operator): Declare it.
1541 (PREDICATE_CODES): Handle logical_binary_operator.
1542 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1543 output constraints. Add appropriate splitters.
1544 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1545 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1546 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1548 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1550 * genoutput.c (struct operand_data): New elt eliminable.
1551 (output_operand_data): Write it.
1552 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1553 (compare_operands): Take it into account.
1554 * recog.h (struct insn_operand_data): New elt eliminable.
1555 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1557 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1558 (eliminate_regs): Move code that detects changes to elimination
1559 target regs into new function elimination_effects.
1560 Delete one #if 0 block.
1561 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1562 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1563 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1564 Only call eliminate_regs for real operands of the insn, not for parts
1565 of its structure or parts matched by things like match_operator.
1566 Use elimination_effects and check_eliminable_occurrences. Use
1567 copy_insn to duplicate the pattern when not in the final pass.
1569 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1571 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1574 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1576 * fixinc/README: document the "mach" machine matching test
1577 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1578 * fixinc/fixtests.c: Implement the #else/#endif label test
1579 * fixinc/inclhack.def: utilize these tests and fixes
1580 * fixinc/inclhack.sh: regen
1581 * fixinc/fixincl.x: regen
1582 * fixinc/fixincl.sh: regen
1584 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1586 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1589 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1591 * gcc.1: Document exit codes.
1593 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1595 * calls.c: Include tm_p.h later, so everything we need is defined.
1597 * function.c: Likewise.
1599 * except.c: Include tm_p.h.
1601 * sparc.c: Likewise.
1602 (dwarf2out_cfi_label): Don't prototype.
1603 (check_return_regs, epilogue_renumber,
1604 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1605 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1606 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1607 ultra_schedule_insn): Add static prototype.
1608 (data_segment_operand, text_segment_operand): Call itself with the
1609 proper number of arguments.
1610 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1612 * sparc.h: Move all declarations to sparc-protos.h.
1613 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1616 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1618 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1620 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1621 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1622 ASM_OUTPUT_ASCII): Constify a char*.
1624 * sparc-protos.h: New file for sparc prototypes.
1626 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1628 * function.c (record_insns, contains): Always declare and define.
1629 (record_insns): Mark with ATTRIBUTE_UNUSED.
1631 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1633 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1634 to .section when outputting a .bss section to deal with multiple
1635 .bss input sections (as happens with -fdata-sections)
1636 Also output %progbits, not @progbits so the assembler doesn't treat as
1638 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1640 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1641 thumb parts even when building with non-thumb CPUs, by forcing
1644 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1646 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1647 (movdf_const_intreg_sp64): Similarly.
1649 * local-alloc.c (update_equiv_regs): Check the correct insn
1650 for pre-existing REG_EQUIV notes.
1652 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1654 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1655 block reached by a branch if we're not going to actually process
1658 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1660 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1661 a local extern function declaration.
1663 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1665 * i386.c (ix86_expand_prologue): Properly wrap USE around
1666 reg for CALL_INSN_FUNCTION_USAGE.
1668 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1670 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1671 move between GP_REGs.
1673 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1675 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1676 the mode size when finding out if an offset is legal.
1678 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1680 * basic-block.h (PROP_*): Move constants from ...
1682 (compute_bb_for_insn): Free the array before reallocating.
1683 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1684 (allocate_reg_life_data): Reset all reg variables collected by
1686 (get_block_head_tail): Don't convert from bb to block.
1687 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1688 (find_insn_reg_weight): Take block not bb.
1689 (schedule_block): Don't set block num for moved insns.
1690 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1691 (schedule_insns): Do it here instead.
1692 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1693 before update_life_info.
1694 * recog.c (split_all_insns, peephole2_optimize): Update for
1695 new arg to update_life_info.
1696 * rtlanal.c (remove_note): Cope with NULL note.
1697 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1700 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1702 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1704 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1705 block records so that merge_blocks_nomove will clean up correctly.
1706 (split_edge): Handle casesi insns.
1708 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1710 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1712 * pa.md (call, call_value): Do not emit a blockage after restoring
1715 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1717 * c-typeck.c (c_expand_asm_operands): Fix typo.
1719 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1721 * arm.c (fpu_rhs_operand): Verify modes.
1722 (fpu_add_operand): Likewise.
1723 (di_operand): Likewise.
1724 (soft_df_operand): Likewise.
1726 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1728 * arm.c (arm_return_in_memory): APCS rules state that the elements
1729 of a structure returned in a register must be 'integer-like'.
1731 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1733 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1734 in the source tree when the generated targets are out of date
1735 * fixinc/genfixes: Alter it to run individual fixes for make.
1736 * fixinc/README: rewrite
1737 * fixinc/inclhack.def: moved initial comments to README
1739 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1741 * toplev.c (main): Do not generate an error message if an
1742 unrecognised command line switch is recognisable by another
1743 language. If extra_warnings are enabled, then generate a
1744 warning message instead.
1746 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1748 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1749 (insert_pack_attributes): Delete prototype.
1751 * c-pragma.c (default_alignment): New static variable.
1752 (push_alignment): Initialize to current effective alignment.
1753 (pop_alignment): Use to set new alignment.
1754 (insert_pack_attributes): Delete function.
1755 (handle_pragma_token): Set default_alignment as well each time
1756 a #pragma pack(<n>) is encountered.
1758 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1760 * reg-stack.c (stack_result): Aggregates are not returned in
1763 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1765 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1767 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1769 * basic-block.h (set_block_num): Declare.
1770 * flow.c (update_life_info): Don't call compute_bb_for_insn
1771 or free_basic_block_vars.
1772 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1773 (insn_orig_block): Remove.
1774 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1775 (schedule_block): Keep BLOCK_NUM up-to-date.
1776 (schedule_insns): Use compute_bb_for_insn.
1777 * recog.c (split_all_insns): Likewise.
1778 (peephole2_optimize): Likewise.
1780 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1782 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1783 if the pic register is used.
1785 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1787 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1788 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1789 if that tests TREE_PERMANENT.
1791 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1793 * cse.c (invalidate_for_call): Do not remove memory references from
1794 the table here. It's handled elsewhere.
1796 * haifa-sched.c (add_dependence): Protect references to the
1797 true dependency cache with #ifdef INSN_SCHEDULING.
1798 (remove_dependence): Similarly.
1800 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1801 to the cfg code that this is a return instruction.
1802 * mn10300.md (return_internal): Similarly.
1804 * combine.c (get_last_value): If the last set of a register
1805 is after subst_low_cuid, then we can not use it to determine
1806 the register's last value.
1808 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1810 * Makefile.in: Back out previous change.
1812 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1814 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1816 * haifa-sched.c (add_dependence): Only check/update the cache
1818 (remove_dependence): Likewise.
1819 (schedule_insns): Only create the true_dependency_cache if the
1820 average number of instructions in a basic block is very large.
1822 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1824 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1825 (ggc-simple.o): Likewise.
1826 (ggc-page.o): Likewise.
1828 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1830 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1831 Prototype for exported functions.
1832 (pre_lcm, pre_rev_lcm): Remove prototypes.
1833 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1834 (compute_available): Move to lcm.c, and change parameter order.
1835 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1836 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1837 (gcse_main): No longer call compute_preds_succs. Rebuild the
1838 set table after reach pre pass.
1839 (pre_insert_map, pre_delete_map, edge_list): New.
1840 (alloc_pre_mem): Allocate edge vectors.
1841 (free_pre_mem): Delete edge vectors.
1842 (compute_pre_data): Call new edge based lcm routines.
1843 (process_insert_insn): New function.
1844 (insert_insn_end_bb): Use it.
1845 (pre_edge_insert): New function.
1846 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1848 (pre_insert_copies): Revamp using new edge based lcm outputs.
1849 (pre_delete): Likewise.
1850 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1852 (compute_code_hoist_vbeinout): New new edge based routines.
1853 * lcm.c: Remove all the old LCM functions. Replace with new ones
1854 that work with the new cfg datastructures and work with edges
1857 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1859 * reload.h (struct reload): Add new fields "mode" and "nregs".
1860 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1861 to reference the "mode" and "nregs" field within struct reload.
1863 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1865 * haifa-sched.c (true_dependency_cache): New.
1866 (add_dependence): Use the true dependency cache to avoid expensive
1867 walks down the LOG_LINKS dependency list. Add entries to the
1869 (remove_dependence): Remove entries from the true dependency cache
1871 (schedule_insns): Allocate and initialize and free the true
1874 * haifa-sched.c (schedule_insns): Do not remove inter-block
1875 dependencies anymore.
1877 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1879 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1880 * i386/t-winnt: Likewise.
1882 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1884 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1886 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1888 * Makefile.in (LANGUAGES): Omit "proto".
1889 (clean): Remove stale comment about removing unprotoize.c.
1891 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1893 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1894 using arithmetic on void pointers.
1896 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1898 * haifa-sched.c (compute_block_forward_dependencies): Only check
1899 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1901 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1903 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1904 (expr_equiv_p): Reject memories with different alias sets.
1906 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1908 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1909 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1910 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1911 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1912 (lang_init): Set default for flag_bounds_check if still "unspecified".
1914 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1916 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1918 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1920 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1923 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1925 * config/c4x/c4x.md (*db_noclobber,
1926 *decrement_and_branch_until_zero_noclobber): New patterns and
1927 associated splitters.
1929 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1931 * config/c4x/c4x.md (parallel instruction patterns): Rework
1932 constraints to keep reload happy.
1934 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1936 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1937 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1938 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1939 Add new patterns and associated post-reload splitters.
1941 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1943 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1945 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1947 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1949 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1951 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1953 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1956 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1958 * pa.c (move_operand): Rely on memory_address_p to determine the
1959 validity of non-indexed memory addresses.
1960 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1961 operand in DFmode and SFmode when generating PA2.0 code.
1963 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1965 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1967 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1969 * mips.c (function_prologue): Fix argument types.
1970 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1971 (casesi_internal): Write to the scratch register.
1973 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1975 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1977 (parse_charconst): Delete unnecessary cast when calling
1979 (cpplib.h): Kill prototype of cpp_parse_escape.
1981 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1983 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1984 * unroll.c (unroll_loop): Cast return value of alloca.
1985 * i370/i370.c: Include function.h and toplev.h.
1986 (i370_label_scan): Remove c++ commented abort.
1987 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1988 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1989 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1990 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1992 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1994 * config/t-freebsd: Do not override USER_H.
1995 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1997 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1998 Mumit Khan <khan@xraylith.wisc.edu>
2000 * c-parse.in (component_decl): Support anonymous struct/union.
2002 * c-parse.y: Regenerate.
2003 * c-parse.c: Likewise.
2004 * objc/objc-parse.y: Likewise.
2005 * objc/objc-parse.c: Likewise.
2006 * c-decl.c (finish_struct): Don't sort the fields.
2007 (field_decl_cmp): Delete unused function.
2009 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2011 * sparc.md (movsf_const_intreg): Revert last constraint change.
2012 (movdf_const_intreg_sp32): Likewise.
2014 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2016 * cse.c: Include hashtab.h instead of splay-tree.h
2017 (struct cse_reg_info): No longer use variant union. Add new
2018 field "regno". All references changed to avoid union.
2019 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2020 (free_cse_reg_info): Remove.
2021 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2022 (get_cse_reg_info): Revamp to use expandable hash tables instead
2023 of splay trees. Initialize new fields in cse_reg_info structure.
2024 (new_basic_block): Similarly.
2026 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2028 * genrecog.c (message_with_line): Prototype.
2029 (validate_pattern): Pass along the set for the dest, not a flag.
2030 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2031 Check for PC/CC0 as sources.
2032 (nodes_identical): Check for children position match before
2033 allowing the combination.
2035 * rtl.c (read_rtx): Track line number across \\\n.
2037 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2039 * mips.h (SPECIAL_MODE_PREDICATES): New.
2040 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2041 (movdi+1, movsi+1): Add output reload constraint.
2042 (casesi_internal): Likewise. Fix commentary.
2043 (return_internal): Use pmode_register_operand.
2045 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2047 * 1750a.md (movstrqi): Add missing output reload constraint.
2048 (call_value): Likewise.
2049 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2050 (jmpfdec): Add missing inout reload constraint.
2051 * elxsi.md (addsi patterns): Add missing output reload constraint.
2052 (move from sp): Use @ alternates.
2053 (call_value): No constraint on output.
2054 * fr30.md (movsi_pop): Add missing output reload constraint.
2055 (movsf_constant_store): Likewise.
2056 (splits): Remove constraints.
2057 (subsi3): Add missing mode.
2058 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2059 (call_value): Likewise.
2060 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2061 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2062 * m32r.md (movsicc_internal): Add output reload constraint.
2063 (movstrsi_internal): Add inout reload constraints.
2064 * m88k.h (reg_names): Don't declare.
2065 (SPECIAL_MODE_PREDICATES): New.
2066 * m88k.md (*): Use register_operand not reg_or_0_operand
2068 * mn10200.h (PREDICATE_CODES): New.
2069 * ns32k.md (ffs pattern): Add output reload constraint.
2070 * pdp11.md (sob pattern): Add inout reload constraint.
2071 * sh.md (splits): Remove constraints.
2072 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2073 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2074 * vax.md (jgequ pattern): Add inout reload constraint.
2076 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2078 * configure.in (djgpp): Revert previous patch.
2079 * configure: Rebuit.
2080 * config/i386/djgpp.h: Revert previous patch.
2082 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2084 * fixinc/inclhack.def: Restore patch lost during last merge of
2085 "no_bogosity" branch.
2086 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2088 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2090 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2091 * fixinc/inclhack.def: Same.
2092 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2094 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2096 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2097 as the base of a PLUS.
2099 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2101 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2102 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2104 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2106 * pa.md (post_stw+1): Use pmode_register_operand.
2107 (dcacheflush, icacheflush): Likewise.
2109 * i386.md (movstricthi_1): Allow r/r.
2111 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2113 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2114 to (not (and (arg0) (arg1))). Similary for and.
2116 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2117 falltrought to assocate code.
2118 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2121 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2122 no bits in common; remove XOR to ROTATE conversion.
2124 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2126 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2128 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2130 * config/c4x/c4x.c (dst_operand): New.
2131 (PREDICATE_CODES): Update.
2132 * config/c4x/c4x.h (dst_operand): Declare it.
2133 * config/c4x/c4x.md: Define mode for each unspec usage.
2134 (move patterns): Use dst_operand predicate instead of src_operand.
2135 (movqi_update, movqf_update): Delete.
2137 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2139 * recog.c (pmode_register_operand): New.
2140 * recog.h: Declare it.
2141 * genrecog.c (pred_codes): Likewise.
2142 (special_mode_pred_table): Likewise.
2143 (validate_pattern): Don't warn no mode for address_operand.
2145 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2146 if the operand is not insn-like.
2148 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2149 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2151 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2153 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2155 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2156 instead of general_operand in a SET_DEST. Use const_double_operand
2157 instead of an explicit test against CONST_DOUBLE.
2158 (movsf_const_lo): Add missing register mode.
2159 (goto_handler_and_restore): Add auxiliary test for Pmode.
2160 (flush): Adjust to use address_operand.
2161 (return_sf_no_fpu): Add missing output constraint.
2163 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2165 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2166 for call return value.
2167 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2169 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2171 * toplev.c (main): Only warn about options for other languages.
2172 * collect2.c (main): Pass -w to sub-gcc.
2174 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2176 * flow.c (propagate_block): Add call-clobbered registers to
2179 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2180 zapping mem_set_list.
2181 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2182 (mark_set_1, mark_used_regs): Likewise.
2184 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2186 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2188 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2190 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2191 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2192 options. Also add a new item "C-only Warning Options" to the
2195 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2197 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2198 from multiple calls.
2200 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2202 * i386.md (call value patterns): Move to the end of the file.
2203 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2205 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2207 * configure.in (djgpp configuration): Define extra_objects..
2208 * configure: Rebuilt.
2209 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2210 (DTORS_SECTION_ASM_OP): Define.
2211 (INIT_SECTION_ASM_OP): Define.
2212 (FINI_SECTION_ASM_OP): Define.
2213 (DATA_SECTION_ASM_OP): Define.
2214 (TEXT_SECTION_ASM_OP): Define.
2215 (EH_FRAME_SECTION_ASM_OP): Define.
2216 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2217 (STARTFILE_SPEC): Add crtbegin.o.
2218 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2219 to here from LINK_COMMAND_SPEC.
2220 (DO_GLOBAL_CTORS_BODY): Define.
2221 (CRTSTUFF_USE_FINI_SECTION): Define
2222 (HAS_INIT_SECTION): Delete.
2224 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2226 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2228 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2230 * pa.h (PREDICATE_CODES): New.
2232 * genrecog.c (validate_pattern): Condense the destination
2235 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2237 * alpha.md (call-1): Supply missing mode for operator.
2238 (*): Add missing output reload constraints. Remove constraints
2241 * i386.h (SPECIAL_MODE_PREDICATES): New.
2242 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2243 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2244 (addsi_lea_3): Add missing mode for op 3.
2245 (prologue_set_got, prologue_get_pc): Add missing modes.
2246 (*) Add missing output reload constraints.
2248 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2250 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2251 check for member bit-size overflow and use var_size if it occurs.
2252 (layout_record): Use bitsize_int() to define the type size in bits.
2253 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2254 (layout_decl): Likewise when assigning to DECL_SIZE.
2256 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2258 * genrecog.c (validate_pattern): Typo last change. Verify
2259 that output operands have output reloads.
2261 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2263 * genrecog.c (special_mode_pred_table): New.
2264 (NUM_SPECIAL_MODE_PREDS): New.
2265 (find_operand): New.
2266 (validate_pattern): New argument `insn'. Warn for assignment to
2267 any predicate accepting non-lvalues. Conditionaly warn for
2268 match_operand without a mode. Try much harder to match source
2269 and destination modes on a set.
2270 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2272 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2274 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2276 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2278 * combine.c (simplify_logical): Recognize xor pattern that encodes
2281 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2283 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2286 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2288 * ggc-page.c (MAP_FAILED): Provide default.
2290 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2292 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2293 * sparc.h (PREDICATE_CODES): Update.
2295 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2297 * alpha.c (some_ni_operand): New.
2298 * alpha-protos.h: Declare it.
2299 * alpha.h (PREDICATE_CODES): Update.
2300 * alpha.md (sXaddq reload insns): Use some_ni_operand
2301 for SET_DEST instead of some_operand.
2303 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2304 Jim Wilson <wilson@cygnus.com>
2306 * genrecog.c (maybe_both_true_2): Don't compare modes of
2308 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2309 after find_afterward.
2310 (debug_decision_1): Dump next and afterward codes.
2312 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2314 * rtl.c (dump_and_abort): Remove.
2315 (fatal_with_file_and_line): New.
2316 (fatal_expected_char): New.
2317 (read_rtx_lineno, read_rtx_filename): New.
2318 (read_skip_spaces): Track line number.
2319 (read_name): Use fatal_with_file_and_line.
2320 (read_rtx): Use fatal_expected_char. Track line number.
2321 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2323 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2324 if it isn't a CODE_LABEL.
2326 * genattr.c (main): Set read_rtx_filename.
2327 * genattrtab.c (main): Likewise.
2328 * gencodes.c (main): Likewise.
2329 * genconfig.c (main): Likewise.
2330 * genemit.c (main): Likewise.
2331 * genextract.c (main): Likewise.
2332 * genflags.c (main): Likewise.
2333 * genopinit.c (main): Likewise.
2334 * genoutput.c (main): Likewise.
2335 * genpeep.c (main): Likewise.
2337 * genrecog.c (decision_test.u.insn): Add `lineno'.
2338 (pattern_lineno, error_count): New variables.
2339 (message_with_line): New.
2340 (add_to_sequence): Break out checking code to ...
2341 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2342 (merge_insn): Use message_with_line.
2343 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2344 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2346 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2348 * expr.c (store_constructor): Clear union if constructor is empty.
2350 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2352 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2353 Add !endian checks. Change %{...} to %(...).
2355 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2357 * i386.md (*addsi3_cc): Renamed from addcsi3.
2358 (*addsi3_carry): Renamed from addxsi3.
2359 (*subsi3_cc): Renamed from subcsi3.
2360 (*subsi3_carry): Renamed from subxsi3.
2361 (*xorqi_cc_1): Renamed from xorcqi_1.
2362 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2363 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2365 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2367 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2368 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2370 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2372 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2373 climb up the chain of insns.
2375 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2377 * genrecog.c (write_subroutine): Careful for null trees.
2378 (process_tree): Don't elide empty functions.
2380 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2382 * Makefile.in (genrtl.o): Depend on ggc.h.
2383 * configure.in (valloc): Probe for it.
2384 (with-gc): Use ggc-page if valloc present.
2385 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2386 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2387 (ggc_alloc_string): Moved from ggc-page.c.
2388 * ggc-none.c (ggc_alloc_obj): New.
2389 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2390 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2391 (struct globals): Likewise for dev_zero_fd.
2392 (init_ggc): Likewise for it's initialization.
2393 (ggc_allocated_p): Move careful dereference from ...
2394 (ggc_lookup_page_table): ... here. Delete.
2395 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2396 (alloc_anon): Use valloc if no mmap.
2397 (release_pages): Use free if using valloc.
2398 (ggc_alloc_obj): Renamed from alloc_obj.
2399 (ggc_set_mark): Renamed from mark_obj.
2400 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2401 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2402 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2403 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2404 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2405 (ggc_collect): Use fp printing instead of our own rounding.
2406 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2407 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2408 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2409 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2410 (struct ggc_string, struct ggc_any): Delete.
2411 (offsetof): Provide default definition.
2412 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2414 (struct ggc_mem): New, from corpse of ggc_any.
2415 (struct ggc_status): Delete.
2416 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2417 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2418 (n_strings_collected, n_anys_collected): Delete.
2419 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2420 (ggc_alloc_string, ggc_alloc): Delete.
2421 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2422 (ggc_free_string, ggc_free_any): Delete.
2423 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2424 (ggc_compare_addresses, ggc_mark_string): Delete.
2425 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2426 (search_data): Delete.
2427 (struct globals): New.
2428 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2429 (tree_insert, tree_lookup): New.
2430 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2431 (clear_marks, sweep_objs): New.
2432 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2433 (init_ggc): Set allocated_last_gc.
2434 (ggc_push_context): Gut. Use G.context.
2435 (ggc_pop_context): Likewise.
2436 (ggc_pop_context_1): New.
2437 (debug_ggc_tree): New.
2438 (debug_ggc_balance, tally_leaves): New.
2439 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2440 (ggc_mark_string_if_gcable): Remove decl.
2441 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2442 (ggc_mark_rtvec_children): New.
2443 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2444 (ggc_mark_if_gcable): New decl.
2445 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2446 (ggc_alloc_tree, ggc_alloc): Likewise.
2447 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2448 (ggc_alloc_obj): New decl.
2449 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2450 (ggc_alloc_tree, ggc_alloc): Likewise.
2451 (ggc_set_mark): New decl.
2452 * rtl.h (struct rtx_def): Remove gc_mark.
2453 (struct rtvec_def): Likewise.
2454 * tree.h (struct tree_common): Likewise.
2456 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2458 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2459 float_format and thread_file definitions.
2460 * configure: Rebuilt.
2462 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2464 * extend.texi (Function Names): Document types of function names.
2466 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2468 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2469 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2471 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2473 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2475 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2477 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2479 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2481 * collect2.c (main): Do prelimnary link on AIX if rflag.
2483 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2485 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2486 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2488 (__do_global_dtors): similarly for __DTOR_LIST__.
2490 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2491 Diego Novillo <dnovillo@cygnus.com>
2493 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2496 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2498 * fixincl/*: Merged "no_bogosity" branch
2499 * fixincl/fixlib.h: protect against doubly defining t_bool
2500 * fixincl/server.h: protect against doubly defining t_bool
2502 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2504 * genoutput.c: Include toplev.h.
2506 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2508 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2510 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2511 * configure: Regenerate.
2513 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2515 * gcse.c (delete_null_pointer_checks): Returns void.
2517 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2519 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2520 * emit-rtl.c (copy_insn_1): Likewise.
2522 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2524 * config/mips/mips.c (mips_build_va_list): Correct
2525 TREE_CHAIN setting when hard-float.
2526 (mips_va_start): Use corrected setting.
2527 (mips_va_arg): Likewise. Also pass a tree to build of
2528 POSTINCREMENT_EXPR rather than a naked 'int'.
2530 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2532 * ggc.h (ggc_push_context): Fix comment.
2533 (ggc_pop_context): Likewise.
2534 (mark_string_if_gcable): Likewise.
2535 * ggc-common.c (ggc_mark_rtx_children): Use
2536 ggc_mark_string_if_gcable.
2537 * ggc-page.c (ggc_lookup_page_table): New function.
2538 (ggc_allocated_p): Likewise.
2539 (mark_obj): Fix formatting.
2540 (ggc_mark_string_if_gcable): New function.
2541 * ggc-simple.c (ggc_allocated_strings): New variable.
2542 (ggc_strings_used): Likewise.
2543 (ggc_compare_addresses): New function.
2544 (ggc_pop_context): Pop the `any' memory too.
2545 (ggc_mark_string_if_gcable): New function.
2546 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2548 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2550 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2551 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2552 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2555 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2557 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2558 (sched_reg_live_length, sched_reg_basic_block): Delete.
2559 (current_block_num, bb_live_regs, old_live_regs): Delete.
2560 (dead_notes, struct sometimes): Delete.
2561 (sched_note_set, birthing_insn_p): Delete.
2562 (adjust_priority): Gut useless reg lifetime code.
2563 (create_reg_dead_note, attach_deaths): Delete.
2564 (attach_deaths_insn, new_sometimes_live): Delete.
2565 (finish_sometimes_live): Delete.
2566 (find_pre_sched_live, find_post_sched_live): Delete.
2567 (update_reg_usage): Delete.
2568 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2569 (schedule_insns): Delete reg lifetime code.
2570 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2571 (unlink_other_notes): Adjust REG_NOTE commentary.
2572 (reemit_notes): Use REG_SAVE_NOTE.
2573 (schedule_block): Likewise.
2574 (schedule_region): Allocate bitmap of blocks in region. Use
2575 count_or_remove_death_notes. Use update_life_info.
2577 * rtl.h (REG_SAVE_NOTE): New.
2578 * rtl.c (reg_note_name): Update.
2580 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2582 * combine.c (refresh_blocks, need_refresh): New.
2583 (combine_instructions): Allocate refresh_blocks. Invoke
2584 update_life_info if needed.
2585 (distribute_notes): Mark refresh_blocks instead of installing
2587 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2588 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2590 * Makefile.in (recog.o): Depend on basic-block.h.
2592 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2594 * genrecog.c (add_to_sequence): Thinko last change: delete
2595 shadowing allow_const_int variable.
2597 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2599 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2600 __GNUC__ and __GNUC_MINOR__.
2602 * gansidecl.h: Likewise.
2608 * toplev.h: Likewise.
2614 * varray.c: Likewise.
2616 * varray.h: Likewise.
2618 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2620 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2621 use one before a jump table.
2623 * rtl.def (ADDRESS): Change documentation to match reality.
2624 * md.texi: Don't document it.
2625 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2628 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2630 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2632 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2633 known predicate block; default allow_const_int true.
2634 (debug_decision_list): New.
2636 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2638 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2640 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2642 * gcse.c (gcse_main): Avoid global optimizations if we have a
2643 large number of basic blocks and the ratio of edges to blocks
2645 (delete_null_pointer_checks): Likewise.
2647 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2649 * c-common.c (check_format_info): Warn if format string isn't a
2652 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2654 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2655 * configure: regenerate
2657 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2659 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2660 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2661 (peepholes): Re-enable.
2663 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2665 * Makefile.in (flow.o): Depend on TREE_H.
2666 * basic-block.h (REG_SET_EQUAL_P): New.
2669 (free_regset_vector): Remove declaration.
2670 (flow_delete_insn_chain): Declare.
2671 (enum update_life_extent): New.
2672 (update_life_info, count_or_remove_death_notes): Declare.
2673 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2674 Verify register live at bb->global_live_at_start before adding USE.
2675 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2676 (CLEAN_ALLOCA): New.
2678 (PROP_*): New flags.
2679 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2680 (clear_edges): Zero n_edges.
2681 (make_edge): Increment n_edges.
2682 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2683 (flow_delete_insn_chain): Export.
2684 (delete_block): Decrement n_edges.
2685 (merge_blocks_nomove): Likewise.
2686 (life_analysis): Give life_analysis_1 PROP flags.
2687 (verify_wide_reg_1, verify_wide_reg): New.
2688 (verify_local_live_at_start): New.
2689 (update_life_info): Rewrite to call into propogate_block.
2691 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2692 always mark stack pointer. Conditionally mark PIC register.
2693 After reload, mark call-saved registers, return regsiters.
2694 (life_analysis_1): Accept PROP flags not remove_dead_code.
2695 Call mark_regs_live_at_end before zeroing regs_ever_live.
2696 Use calculate_global_regs_live. Copy global_live_at_end before
2697 calling final propagate_block. Zero reg_next_use on exit.
2698 (calculate_global_regs_live): New.
2699 (allocate_bb_life_data): Don't allocate bb->local_set.
2700 (init_regset_vector, free_regset_vector): Remove.
2701 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2702 Test flags before every operation. Warn if prologue/epilogue insn
2703 would have been deleted.
2704 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2705 Use alloc_EXPR_LIST.
2706 (mark_used_regs): Accept and use FLAGS, not FINAL.
2707 Remove special handling for RETURN.
2708 (try_pre_increment): Use alloc_EXPR_LIST.
2709 (dump_flow_info): Dump n_edges.
2710 (unlink_insn_chain, split_hard_reg_notes): Remove.
2711 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2712 (find_insn_with_note, new_insn_dead_notes): Remove.
2713 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2714 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2715 (replace_insns): Remove.
2716 (count_or_remove_death_notes): New.
2717 (verify_flow_info): Abort on error after all checks.
2718 (remove_edge): Decrement n_edges.
2719 (remove_fake_edges): Tweek format.
2720 * haifa-sched.c (schedule_insns): Use split_all_insns.
2721 * output.h (update_life_info): Remove declaration.
2722 * recog.c (split_all_insns): From the corpse of split_block_insns,
2723 do the whole function block by block. Use update_life_info.
2724 (recog_last_allowed_insn): New.
2725 (recog_next_insn): Mind it.
2726 (peephole2_optimize): Set it. Walk backwards through blocks.
2727 Use update_life_info.
2728 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2729 (split_all_insns): Declare.
2730 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2731 Use split_all_insns.
2733 * i386.md (or -1 peep2s): Disable.
2735 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2737 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2738 a single pattern. Scrap the 'd' versions as unnecessary.
2740 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2741 tablejump_mips162,tablejump_internal4): The operands to a
2742 label_ref must be VOIDmode.
2744 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2746 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2748 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2750 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2752 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2754 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2755 cache every function if ggc_p.
2757 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2759 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2760 instead of copy_rtx. Accept sequences that contain asm statements.
2761 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2762 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2763 orig_asm_operands_vector, copy_asm_operands_vector,
2764 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2766 * rtl.h (copy_insn, copy_insn_1): Declare.
2768 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2770 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2772 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2773 arguments to `current_file_function_operand'.
2775 * genrecog.c: Include hard-reg-set.h and resource.h in the
2776 generated output file.
2778 * real.c: Include tm_p.h.
2780 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2782 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2785 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2787 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2788 before the fctiwz insn.
2790 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2791 Mark Mitchell <mark@codesourcery.com>
2793 * tree.c (make_lang_type_fn): New funtion pointer.
2794 (make_lang_type): Call it.
2795 * tree.h (make_lang_type): Declare.
2796 (make_lang_type_fn): Likewise.
2797 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2799 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2801 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2802 make sure that HIGH instructions are copied into BASE_REGS.
2804 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2806 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2808 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2810 * c-decl.c (finish_struct): Use simpler method of
2811 removing elements of a singly-linked list.
2813 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2815 * alpha.md (peephole2's): Comment out peephole2's that generate
2818 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2820 * genrecog.c (add_to_sequence): Disable mode check for
2823 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2825 * ggc-simple.c (init_ggc): Set empty_string.
2827 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2829 * configure.in: Detect mmap. Add --with-gc=foo to select
2830 garbage collector; default to page if mmap available.
2831 * Makefile.in (GGC): Substitute.
2833 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2835 * c-decl.c (ggc_p): Enable.
2837 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2839 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2841 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2843 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2844 string for little-endian-data.
2846 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2848 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2849 case somebody tries to compile --enable-checking code with gcc
2852 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2854 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2857 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2859 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2860 * jump.c (jump_optimize_1): Document why.
2862 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2864 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2865 pointers and casts for `int_handler' and `quit_handler'.
2867 * flow.c (verify_flow_info, split_hard_reg_notes,
2868 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2869 remove_edge, remove_fake_successors): Add static prototypes.
2870 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2871 (mark_set_1): Initialize variable `regno'.
2872 (unlink_insn_chain): Likewise for variable `curr'.
2873 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2875 * loop.c (strength_reduce): Initialize variable
2876 `unrolled_insn_copies'.
2877 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2878 prototypes. Change these functions to take const PTR parameters
2879 to avoid prototype conflict when used as the comparson argument
2881 (check_dbra_loop): Initialize variable `comparison_val'.
2883 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2884 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2885 (find_valid_class): Initialize variable `best_class'.
2886 (find_reloads): Call memcpy, not bcopy.
2888 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2889 (hard_reg_use_compare): Don't needlessly cast away const.
2890 (reload_reg_class_lower): Likewise.
2891 (choose_reload_regs): Initialize variable `regno'.
2893 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2895 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2897 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2899 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2900 ({,d}discard): Add forward declarations. Declare parameter as
2902 (main_without_main): Explicitly declare return type to be int.
2903 (memcpy): Properly declare.
2905 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2906 building the trampoline support, declare malloc, free, and
2908 (__clear_cache): Mark arguments as potentially unused.
2910 * frame.c (toplevel): If inhibit_libc is defined, declare
2913 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2915 * flow.c (make_edge): Accept an optional 2D bitmap in which
2916 to cache edge existence. Update all callers.
2917 (make_label_edge, make_eh_edge): Pass through the edge cache.
2918 (make_edges): Provide the cache.
2920 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2922 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2924 (local_mbtowc): Change the type of variable `i' from int to size_t.
2926 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2927 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2929 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2931 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2932 after other includes that define the appropriate types. Include
2933 tm_p.h for getting user prototypes.
2934 * ggc-callbacks.c (toplevel): Ditto.
2935 * ggc-none.c (toplevel): Ditto.
2936 * gcc-page.c (toplevel): Ditto.
2937 * ggc-simple.c (toplevel): Ditto.
2939 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2940 Jonathan Larmour <jlarmour@cygnus.co.uk>
2942 * config/mips/mips.c (mips_move_2words): Split doubles if
2943 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2945 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2947 * genrecog.c (struct decision_test): New.
2948 (struct decision): Remove test-related members, sort the rest by size.
2949 (IS_SPLIT): Simplify.
2950 (new_decision, new_decision_test): New.
2951 (add_to_sequence): Use them. No special handling for args of
2953 (maybe_both_true): Renamed from not_both_true; return sense changed.
2954 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2955 of maybe_both_true and adjusted for decision_test.
2956 (position_merit): Remove.
2957 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2958 (merge_accept_insn): New, broken out of merge_trees.
2959 (merge_trees): Use them. No special case for c_test; no node
2960 splitting; use test type instead of position_merit.
2961 (factor_tests): New.
2962 (simplify_tests): New.
2963 (break_out_subroutines): Don't write code now.
2964 (find_afterward): New.
2965 (write_afterward, write_switch, write_cond): New.
2966 (write_action, is_unconditional): New.
2967 (write_node): New. Use them.
2968 (write_tree_1): Rewrite. Use the new functions above.
2969 (write_tree): Remove afterward processing.
2970 (write_subroutine): Simplify function variant emission.
2971 (write_subroutines): New.
2972 (same_codes, clear_codes): Remove.
2973 (same_modes, clear_modes): Remove.
2974 (write_header): New, broken out of main.
2975 (make_insn_sequence): Use new_decision and new_decision_test.
2976 (process_tree): New, broken out of main.
2977 (main): Adjust for merge_trees interface change.
2978 Don't #define operands in the output file.
2979 (record_insn_name): New, broken out of make_insn_sequence.
2980 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2981 (debug_decision): New.
2983 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2985 * resource.c (find_free_register): Mark class_str argument const.
2986 * resource.h: Update prototype to match.
2988 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2989 * i386.md: Give all anonymous insns names.
2991 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2993 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2996 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2998 * toplev.c (dbr_sched_time): Unconditional.
2999 (peephole2_time): New.
3000 (compile_file): Add pass numbers to all of the dump file suffixes.
3001 Dump peephole2_time. Don't dump times for non-applicable passes.
3002 (rest_of_compilation): Add pass numbers to dump file suffixes.
3003 Conditionalize calls to the scheduler.
3004 * invoke.texi: Update.
3006 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3008 * flow.c (make_edges): Fix insn iteration.
3009 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3010 (find_basic_blocks_1): Fix spelling mistake.
3012 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3014 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3015 always have side-effects. Use memset not bzero.
3016 (make_node): Likewise.
3018 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3020 * stmt.c (expand_anon_union_decl): When any of the elements of the
3021 union is addressable, so is the entire union.
3023 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3025 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3027 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3028 * bitmap.c (bitmap_operation): Return true iff TO changed.
3029 (bitmap_equal_p): New.
3030 (bitmap_bit_p): Tidy arithmetic.
3031 (debug_bitmap_file): Likewise.
3033 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3035 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3036 before cse2 instead of after.
3038 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3040 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3043 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3045 * cppinit.c (is_idchar initializer): Loosen tests to accept
3048 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3050 * mips.md: Define conditional move patterns for floating point
3051 operands and DI mode conditions.
3053 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3055 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3056 always have side-effects.
3058 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3060 * mn10200.c (asm_file_start): Fix typo.
3062 * cppinit.c (is_idchar initializer): Tighten tests for when
3063 to put the table into initialized memory.
3065 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3066 not an array of rtunion.
3067 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3068 * gcc-simple (ggc_free_rtvec): Similarly.
3070 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3073 * mbchar.h: Add missing #endif.
3075 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3076 (FPBIT, DPBIT): Define.
3078 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3080 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3082 * profile.c (instrument_arcs, output_gcov_string,
3083 tablejump_entry_p): Add static prototypes.
3084 (output_gcov_string): Constify a char*.
3086 * regmove.c (replacement_quality, fixup_match_2): Add static
3089 * resource.h (reg_dead_p): Add extern prototype.
3091 * rtl.c (trim_filename): Add static prototype.
3093 * scan-decls.c (skip_to_closing_brace): Likewise.
3095 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3096 (expand_end_case): Initialize variable `range'.
3097 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3099 * varasm.c (asm_emit_uninitialised): Add static prototype.
3100 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3103 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3105 * cpplib.c (if_directive_nameo): Add static prototype.
3107 * cse.c (cse_insn): Remove unused variable `p'.
3109 * except.c (create_rethrow_ref, push_entry,
3110 receive_exception_label, new_eh_region_entry, find_func_region,
3111 clear_function_eh_region, process_nestinfo): Add static prototypes.
3112 (get_reg_for_handler): Hide definition.
3113 (process_nestinfo): Initialize variable `extra_handlers'.
3115 * expr.h (expand_builtin_longjmp): Add extern prototype.
3117 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3119 * function.c (prepare_function_start): Likewise.
3120 (pop_function_context_from): Mark parameter `context' with
3122 (push_temp_slots_for_block, flush_addressof): Hide definition.
3124 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3125 solve_program_flow_graph, calculate_branch_probs,
3126 function_summary, main, fancy_abort): Add prototypes.
3128 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3129 (add_hash): Constify a char*.
3131 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3132 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3133 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3135 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3137 * lists.c (free_list, zap_lists): Likewise.
3139 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3141 * alias.c (nonlocal_reference_p): Add static prototype.
3143 * bitmap.c (bitmap_element_allocate): Prototype args in function
3146 * builtins.c (stabilize_va_list): Add static prototype.
3147 (expand_builtin_va_arg): Constify a char*.
3149 * c-lex.c (getch, put_back, extend_token_buffer_to,
3150 read_line_number, token_getch, token_put_back): Add static
3153 * c-parse.gperf (hash, is_reserved_word): Likewise.
3155 * cccp.c (is_dir_separator): Likewise.
3157 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3159 * graph.h: New file to prototype functions exported by graph.c.
3161 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3163 * graph.c: Include graph.h.
3165 * toplev.c: Likewise. Remove redundant prototypes.
3167 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3169 * invoke.texi: Removed duplicated description for -Q.
3171 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3173 * extend.texi: Grammar fix in __extension__ text.
3175 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3177 * md.texi (define_peephole2): New section.
3179 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3181 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3182 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3185 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3187 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3189 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3191 * i386.md (ffs expander): Emit Pentium friendly code for
3194 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3196 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3200 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3202 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3204 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3206 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3209 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3211 * md.texi (No Constraints): Delete section.
3212 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3213 * final.c (final_scan_insn): We always have register constraints.
3214 * genattrtab.c: Don't include "insn-config.h".
3215 (write_attr_case): We always have register constraints.
3216 * genconfig.c (register_constraint_flag): Delete.
3217 (walk_insn_part): Don't check whether we have register constraints.
3218 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3219 * genoutput.c (have_constraints): Delete.
3220 (main): Don't set it.
3221 (output_operand_data): We always have constraints.
3222 (scan_operands): Likewise.
3223 (compare_operands): Likewise.
3224 * local-alloc.c (block_alloc): We always have constraints.
3225 (requires_inout): Always compile this function.
3226 * recog.c (extract_insn): We always have constraints.
3227 (constrain_operands, reg_fits_class_p): Always compile these
3229 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3231 (struct insn_operand_data): Likewise.
3232 * regclass.c (regclass): We always have constraints.
3233 (record_reg_classes, copy_cost, record_address_regs,
3234 auto_inc_dec_reg_p): Always compile these functions.
3235 * regmove.c (regmove_optimize): We always have constraints.
3236 * reload.c (find_reloads): Likewise.
3237 * reload1.c (reload): Likewise.
3238 (reload_cse_simplify_operands): Likewise.
3239 * i860.c (output_delay_insn): Likewise.
3241 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3243 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3245 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3247 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3248 for the va_list record.
3250 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3252 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3255 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3257 * alias.c: Include insn-flags.h.
3258 * Makefile.in (alias.o): Update.
3260 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3262 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3263 to LTU and GEU. Handle more cases using sbb.
3265 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3267 * i386.md (truncatexfdf splitters): Do not use subreg.
3268 (fop XFmode patterns): Fix mode in operand testing.
3270 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3272 * jump.c (jump_optimize_1): Amend last change to test only the
3273 form of the operand, not the insn.
3275 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3276 not register_operand to determine when B may need preloading.
3278 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3280 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3281 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3282 (call-value patterns): Move to end of file.
3283 (*): Remove mode from label_ref in (pc) context.
3284 (movstrqi): Use memory not general_operand for BLKmode operands.
3285 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3286 to register_operand operands.
3287 (peep2 patterns): Convert from commented-out peephole patterns.
3289 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3291 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3292 to BUILT_IN_INIT_DWARF_REG_SIZES.
3293 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3294 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3295 expand_builtin_init_dwarf_reg_sizes.
3296 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3297 with __builtin_init_dwarf_reg_size_table.
3298 * dwarf2out.c (struct reg_size_range): Delete.
3299 (expand_builtin_init_dwarf_reg_sizes): New function.
3300 (expand_builtin_dwarf_reg_size): Delete.
3301 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3302 (expand_builtin_dwarf_reg_size): Don't declare.
3303 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3304 (dwarf_reg_size_table): New.
3305 (init_reg_size_table): New function.
3306 (copy_reg): Use dwarf_reg_size_table.
3307 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3310 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3312 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3313 Correctly build argument list to constructor and destructor functions.
3315 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3317 * c-tree.h (warn_float_equal): Declare.
3318 * c-decl.c (warn_float_equal): Define.
3319 (c_decode_option): Recognize -W[no-]float-equal.
3320 * c-typeck.c (build_binary_op): Conditionally warn
3321 about equality tests of floating point types.
3322 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3323 * invoke.texi: Add docs for -Wfloat-equal warning.
3325 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3327 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3328 generating RTL directly.
3329 * mips.h (INIT_TARGET_OPTABS): Likewise.
3330 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3332 * expr.h (init_mov_optab): Delete declaration
3334 * h8300.c (WORD_REG_USED): Update to avoid useless register
3335 saves in interrupt functions and functions which never return.
3337 * cse.c (struct set): Delete inner_dest_loc field.
3338 (cse_insn): Remove assignments to inner_dest_loc field.
3340 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3342 * ggc-page.c: Don't include <unistd.h> etc taken care of
3343 by "system.h". Include <sys/mman.h> afterward.
3345 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3347 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3350 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3352 * xcoffout.c (xcoffout_declare_function): Add documentation.
3353 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3354 TARGET_64BIT. Compare constant to -1, not bit pattern.
3355 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3356 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3359 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3361 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3363 (gen_inlined_enumeration_type_die): Do not abort if the type has
3364 not been writeen out.
3365 (gen_inlined_structure_type_die): Do not abort if the type has
3366 not been writeen out.
3367 (gen_inlined_union_type_die): Do not abort if the type has
3368 not been writeen out.
3369 (gen_tagged_type_instantiation_die): Do not abort if the type
3370 has not been written out.
3372 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3374 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3376 * reg-stack.c (straighten_stack): Copy hard reg set with
3379 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3381 * builtins.c (stabilize_va_list): Stabilize array type va_list
3382 to a pointer type, not the base record type.
3383 (expand_builtin_va_copy): Dereference the pointers explicitly;
3384 use the correct size for the copy.
3386 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3387 (rs6000_va_arg): Likewise.
3389 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3391 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3393 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3395 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3397 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3399 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3401 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3402 (init_ggc): Use it instead of a constant.
3403 (ggc_collect): Bound allocated_last_gc by it.
3405 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3407 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3410 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3412 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3413 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3415 * config/mips/openbsd.h: New, OpenBSD little endian target.
3416 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3417 * config/mips/xm-openbsd.h: New, OpenBSD host.
3419 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3421 * config/m68k/m68k.c (output_function_prologue,
3422 output_function_epilogue): Use
3423 current_function_uses_pic_offset_table instead of regs_ever_live
3424 to decide whether to save/restore pic register.
3425 (legitimize_pic_address): Don't modify regs_ever_live any more.
3427 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3429 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3430 * stor-layout.c (variable_size): Don't add sizes to the pending
3431 sizes list if x_dont_save_pending_sizes_p is set.
3433 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3435 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3436 for symbolic_operand().
3437 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3439 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3441 * combine.c (gen_rtx_combine): Add missing call to va_end().
3443 * final.c (asm_fprintf): Likewise.
3445 * genattrtab.c (attr_rtx): Likewise.
3447 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3449 * cse.c: Update comments.
3450 (cse_insn): When converting a conditional/computed jump into
3451 an unconditional jump, always make sure a BARRIER immediately
3452 follows the converted jump. Do not delete unreachable code.
3453 (cse_basic_block): Do not delete unreachable code.
3454 * toplev.c (rest_of_compilation): Move call to
3455 delete_trivially_dead_insns after the conditional call to
3458 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3460 * collect2.c (make_temp_file): Don't prototype.
3462 * gcc.c (make_temp_file): Likewise.
3464 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3466 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3468 * varasm.c (asm_emit_uninitialised): New function: Generate
3469 the assembler statements necessary to declare an uninitialised
3471 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3473 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3474 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3476 (assemble_variable): Use asm_emit_uninitialised to emit an
3477 uninitialised variable.
3479 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3481 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3482 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3483 <geoffk@cygnus.com>.
3485 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3487 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3488 * c-common.h (builtin_function): Don't declare.
3490 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3492 (pushdecl): Likewise.
3493 (finish_decl): Likewise.
3494 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3495 int. All callers changed.
3496 Set the builtin's DECL_BUILT_IN_CLASS.
3497 * tree.h (enum built_in_class): New.
3498 (enum built_in_function): Delete NOT_BUILT_IN.
3499 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3501 (DECL_SET_FUNCTION_CODE): Likewise.
3502 (DECL_BUILT_IN_CLASS): New macro.
3503 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3504 (struct tree_decl): Split builtin function code field into a
3506 (builtin_function): Declare.
3508 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3510 * optabs.c (init_traps): Fix typo in last change.
3512 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3514 * toplev.c (rest_of_decl_compilation): Update comment.
3516 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3518 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3519 in .sbss if appropriate.
3520 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3521 (SBSS_SECTION_ASM_OP): New macro.
3522 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3523 (EXTRA_SECTIONS): Add in_sbss.
3524 * config/mips/mips.h: Prototype sbss_section.
3526 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3528 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3531 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3533 * optabs.c (init_traps): Register trap_rtx as a GC root.
3535 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3537 * config/mips/mips.c (function_arg_pass_by_reference): Define
3538 unconditionally, since it's called unconditionally.
3540 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3542 * toplev.c (documented_lang_options): Add -fshort-wchar.
3543 * c-decl.c (c_decode_option): Likewise.
3544 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3546 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3547 * gcc.c (default_compilers): If -fshort-wchar,
3548 override __WCHAR_TYPE__.
3549 * tm.texi (C Dialect Options): Add -fshort-wchar.
3551 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3552 symbol for a variable.
3554 * cpplib.h (CPP_PREPROCESSED): New macro.
3555 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3556 we're seeing this input for a second time.
3558 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3560 * emit-rtl.c (init_emit_once): Initialize modes first.
3562 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3564 * config/i386/i386.c (pic_label_name): Change to char pointer.
3565 (global_offset_table): New variable.
3566 (load_pic_register): Fill global_offset_table if it hasn't
3567 already been done. Allocate pic_label_name dynamically.
3568 * ggc.h (empty_string): New variable.
3569 * ggc-simple.c (empty_string): Likewise.
3570 (init_ggc): Allocate empty_string and add as root.
3571 * stmt.c (digit_strings): New variable.
3572 (init_stmt): Add last_block_end_note as root. Allocate and
3573 initialize digit_strings.
3574 (expand_asm_operands): Use empty_string instead of string
3575 constant. Use digit_strings instead of string constants.
3576 * profile.c (init_arc_profiler): Allocate string with
3577 ggc_alloc_string instead of xmalloc.
3578 (output_func_start_profiler): Likewise.
3579 * c-typeck.c (digest_init): Check if init is error_mark_node.
3581 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3582 Richard Henderson <rth@cygnus.com>
3584 * ggc-page.c: New file.
3585 * Makefile.in (ggc-page.o): New.
3587 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3589 * invoke.texi: Document -fdelete-null-pointer-checks
3590 * toplev.c (flag_delete_null_pointer_checks): New.
3591 (f_options): Add entry for -fdelete-null-pointer-checks.
3592 (rest_of_compilation): Conditionalize null pointer check
3593 elimination on flag_delete_null_pointer_checks.
3594 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3596 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3598 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3599 copyright notice and special exception to GPL.
3601 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3603 * abi64.h (mips_function_value): Add prototype arguments.
3605 * mips-protos.h: New file with mips prototypes.
3607 * mips.c: Include "tm_p.h".
3608 (mktemp, lookup_name): Add prototype arguments.
3609 (extern_list, string_constant, mips_fill_delay_slot,
3610 mips_output_external, mips_output_external_libcall,
3611 mips_output_filename, mips_declare_object, function_prologue,
3612 mips_expand_prologue, function_epilogue, mips16_constant,
3613 build_mips16_function_stub, mips_output_conditional_branch):
3615 (mips_va_start): Remove unused variable `u'.
3616 (mips_va_arg): Cast value to unsigned when comparing against one.
3618 (save_restore_insns, mips_expand_prologue): Add missing arg in
3619 call to `large_int'.
3621 * mips.h: Move prototypes to mips-protos.h.
3622 (data_section, memory_address_p, rdata_section,
3623 readonly_data_section, simple_epilogue_p, text_section): Delete
3624 prototypes delcared elsewhere.
3625 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3627 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3629 * mips.md: Delete extra args in call to `mips_move_2words'.
3631 * xm-iris6.h (alloca): Add prototype argument.
3633 * genpeep.c: Include "tm_p.h" in generated output file.
3635 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3637 * basic-block.h (find_edge_index): Change parameters.
3638 * flow.c (verify_edge_list): Pass basic_block parameters to
3639 find_edge_index instead of integers.
3641 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3643 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3646 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3648 * gcc.1: Fix a formatting error.
3650 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3652 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3653 i786, mn10200, mn10300, pdp11, v850.
3655 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3657 * libgcc2.c (num_digits): Add prototype with
3658 __attribute__((const)).
3659 (__terminate): Add prototype.
3661 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3663 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3665 * alpha/alpha.c (print_operand): Fix type of `code'.
3666 (alpha_output_filename): Constify.
3667 * alpha/alpha.h: Move all function declarations ...
3668 * alpha/alpha-protos.h: ... here. New file.
3669 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3670 (SECTION_FUNCTION_TEMPLATE): Likewise.
3672 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3674 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3675 * expr.c (expand_expr): Likewise.
3676 (do_jump): Likewise.
3677 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3678 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3680 (enum can_compare_purpose): New.
3681 (can_compare_p): Adjust prototype.
3682 (prepare_cmp_insn, prepare_operand): Declare.
3683 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3684 * optabs.c (cmp_available_p): Deleted.
3685 (expand_abs): Pass ccp_jump to can_compare_p.
3686 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3687 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3688 Call can_compare_p rather than cmp_available_p.
3689 (prepare_operand): No longer static.
3690 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3691 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3692 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3693 sequence to use emit_cmp_and_jump_insns.
3694 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3696 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3698 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3699 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3700 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3701 (plus (reg) (const_int 0))
3702 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3704 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3706 * rs6000.c (expand_block_move): DImode loads and stores require
3707 word-aligned displacements. Increment address registers with
3708 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3710 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3712 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3713 is no name for the base type, rather than segfault. If we are
3714 writing out a complex integer type, use DW_ATE_lo_user.
3716 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3717 in one word or less (complex char, complex short, or on 64 bit
3718 systems complex float) to/from a hard register, copy it through
3719 memory instead of dying in gen_{real,imag}part. If we have a
3720 short complex type, prevent inlining since it allocates stack
3723 * tree.c (build_complex_type): If we are writing dwarf2 output,
3724 generate a name for complex integer types.
3726 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3728 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3729 * flow.c (remove_edge): Remove extra whitespace.
3730 (remove_fake_edges): Fix comment.
3731 (add_noreturn_fake_exit_edges): Use the correct name.
3733 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3735 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3736 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3737 (clean): Depend on INTL_CLEAN.
3738 (maintainer-clean): Adjust.
3740 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3742 * configure.in (AC_PREREQ): Bump to 2.13.
3743 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3745 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3747 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3749 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3751 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3752 (HAVE_STRINGIZE): Define.
3754 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3756 * c-parse.in: save and restore warn_pointer_arith on __extension__
3757 along with pedantic.
3758 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3759 Set the type of extension to itype rather than $<itype>1 kludge.
3760 * extend.texi (Alternate Keywords): Adjust documentation.
3761 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3763 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3765 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3766 most assembler templates.
3768 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3769 FP loads and stores.
3770 (following_call): Always return zero for the PA8000.
3771 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3772 FP loads and stores.
3773 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3775 * pa.h (BRANCH_COST): Define.
3777 * pa.md (return, return_internal): Use bve for PA2.0.
3779 * pa.md (fused multiply): Add variants which reduce height for the
3780 fused multiply, but which still generate 2 insns.
3781 (fnegabs): Similarly.
3783 * pa.md (subsi3): Turn into an expander. Create two anonymous
3784 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3785 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3787 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3789 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3791 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3792 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3794 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3797 * flow.c (record_active_eh_regions): Terminate loop after finding
3798 the last insn in the last basic block.
3800 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3802 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3804 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3806 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3808 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3810 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3811 splitting to not use output template.
3813 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3815 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3816 * config/c4x/c4x.c (c4x_va_start): New function.
3818 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3820 * genrecog.c (not_both_true): Handle correctly cases when called for
3821 tests with different positions in the insn.
3823 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3825 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3827 * system.h (HOST_PTR_PRINTF): ... to here.
3829 * mips-tfile.c: Don't include machmode.h.
3831 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3832 (mips-tfile.o): Don't depend on machmode.h.
3834 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3836 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3837 avoid conflicts with typedef struct `region' at the top level scope.
3839 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3841 * basic-block.h (basic_block): Add eh_beg, eh_end.
3842 * flow.c (entry_exit_blocks): Update.
3843 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3845 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3846 lists.c functions to allocate insn lists.
3847 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3849 (make_eh_edge): ... here. New.
3850 (move_stray_eh_region_notes): New.
3851 (record_active_eh_regions): New.
3852 (delete_unreachable_blocks): Split out block merging ...
3853 (try_merge_blocks): ... here. New.
3854 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3855 Dump debugging data.
3856 (merge_blocks_move_successor_nojumps): Likewise.
3857 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3859 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3861 * extend.texi (Bound member functions): Document unbound pmf
3864 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3866 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3867 has the EXIT_BLOCK as a dest.
3869 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3871 * flow.c (remove_edge): New function to remove an edge from the
3873 (remove_fake_successors): New function to remove fake successor edges.
3874 (remove_fake_edges): New function to remove all fake edges from the
3876 (add_fake_exit_edges): New function to add fake edges from all blocks
3877 with no successors to the exit block.
3878 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3879 prototypes for new functions.
3881 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3883 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3884 Use Pmode to determine whether to output .dword or .word.
3886 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3888 * tree.c (built_in_filename): New variable.
3889 (BUILT_IN_FILENAME): New macro.
3890 (init_tree_codes): Allocate built_in_filename.
3891 (make_node): Use built_in_filename instead of string constant.
3893 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3895 * configure.in: Add fr30 target.
3896 * configure: Regenerate.
3897 * config/fr30: New directory.
3898 * config/fr30/crti.asm: New file.
3899 * config/fr30/fr30.c: New file.
3900 * config/fr30/crtn.asm: New file.
3901 * config/fr30/fr30.h: New file.
3902 * config/fr30/fr30.md: New file.
3903 * config/fr30/lib1funcs.asm: New file.
3904 * config/fr30/t-fr30: New file.
3905 * config/fr30/xm-fr30.h: New file.
3907 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3909 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3910 BARRIER at the end of the successor, not the BARRIER before
3913 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3915 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3917 * stmt.c (any_pending_cleanups): Don't crash when
3918 current_function->stmt is unset.
3920 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3922 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3923 other initializations that may use it for relative offsets.
3925 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3927 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3928 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3929 * config/i386/sol2dbg.h: Removed.
3930 * config/i386/sol2gas.h: New file, to enable gas work-around.
3931 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3932 Don't use sol2dbg.h.
3933 * configure: Rebuilt.
3935 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3937 * invoke.texi (-fthis-is-variable): Remove documentation.
3939 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3941 * basic-block.h (compute_bb_for_insn): Declare.
3942 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3943 to use; set size of basic_block_for_insn directly.
3944 (find_basic_blocks): Update.
3946 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3948 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3950 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3952 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3953 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3955 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3957 * c-decl.c (c_decode_option): Extend comment.
3959 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3961 * toplev.c (progname): Make 'const char *'
3962 (flag_print_mem): Move out of main.
3963 (version_flag): Move out of main.
3964 (filename): Move out of main.
3965 (debug_args): Remove g prefix from options.
3966 (documented_lang_options): Remove cpplib specific options.
3967 (display_help): Add g prefix to debug options.
3968 (check_lang_option): Delete this function.
3969 (decode_d_option): New function: Decode -d... option.
3970 (decode_f_option): New function: Decode -f... option.
3971 (decode_W_option): New function: Decode -W... option.
3972 (decode_g_option): New function: Decode -g... option.
3973 (independent_decode_option): New function: Decode a language
3974 independent command line option.
3975 (main): Invoke lang_decode_option and then
3976 independent_decode_option on each command line option in
3979 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3981 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3982 * fold-const.c (fold_range_test): Do not try to fold the range
3983 test if the rhs or lhs has side effects.
3985 * basic-block.h (compute_flow_dominators): Declare.
3987 * gcse.c (alloc_code_hoist_mem): New function.
3988 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3989 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3990 (hoist_code, one_code_hoisting_pass): Likewise.
3991 (gcse_main): If optimizing for size, then hoist expressions
3992 computed in multiple dominated basic blocks.
3994 * gcse.c (invalid_nonnull_info): New function.
3995 (delete_null_pointer_checks): Likewise.
3996 * rtl.h (delete_null_pointer_checks): Declare.
3997 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3999 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4000 (merge-blocks_move_successor_nojumps): Likewise.
4001 (merge_blocks): Allow merging of some blocks, even if it requires
4002 physical movement of the blocks, but not if it requires new jumps.
4004 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4005 Callers and prototype changed.
4006 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4008 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4010 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4011 -YP when both -p and -pg are present. From i386/sol2.h.
4013 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4015 * Makefile.in (distclean): Delete tm_p.h.
4016 * configure.in: Create a new file, "tm_p.h", from a list in
4017 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4018 "i386/i386-protos.h".
4020 * alias.c: Include "tm_p.h".
4021 * c-typeck.c: Likewise.
4022 * calls.c: Likewise.
4024 * emit-rtl.c: Likewise.
4025 * explow.c: Likewise.
4026 * expmed.c: Likewise.
4028 * final.c: Likewise.
4030 * fold-const.c: Likewise.
4031 * function.c: Likewise.
4033 * global.c: Likewise.
4034 * haifa-sched.c: Likewise.
4035 * integrate.c: Likewise.
4037 * local-alloc.c: Likewise.
4039 * optabs.c: Likewise.
4040 * recog.c: Likewise.
4041 * reg-stack.c: Likewise.
4042 * regclass.c: Likewise.
4043 * regmove.c: Likewise.
4044 * reload.c: Likewise.
4045 * reload1.c: Likewise.
4046 * reorg.c: Likewise.
4047 * resource.c: Likewise.
4049 * stor-layout.c: Likewise.
4050 * toplev.c: Likewise.
4052 * unroll.c: Likewise.
4053 * genattrtab.c (main): Make generated file include "tm_p.h".
4054 * genemit.c (main): Likewise.
4055 * genoutput.c (main): Likewise.
4056 * genrecog.c (main): Likewise.
4058 * i386.h: Delete all prototypes.
4059 * i386.c: Include "tm_p.h".
4060 (ix86_attr_length_default): Call constant_call_address_operand
4061 with correct number of arguments.
4062 * i386-protos.h: New file.
4063 * i386.md (unnamed patterns): Call constant_call_address_operand
4064 with correct number of arguments.
4065 (exception_receiver): Call load_pic_register with correct number
4068 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4070 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4072 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4074 * rtl.h (insns_safe_to_move_p): New function.
4075 * loop.c (find_and_verify_loops): Use it.
4076 * rtlanal.c (insns_safe_to_move_p): Define it.
4078 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4080 * c-pragma.c: Include ggc.h.
4081 * Makefile.in (c-pragma.o): Update.
4083 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4085 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4086 (LIB_SPEC): Likewise.
4087 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4088 Reindent -YP/-p/-pg.
4089 Copied from config/sparc/sol2.h.
4091 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4093 * c-pragma.c (mark_align_stack): New.
4095 * c-pragma.h (init_pragma): Declare it.
4096 * c-lex.c (init_parse): Call it.
4098 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4100 * configure.in: Pick up thread library on Solaris/x86 just
4101 like on Solaris/sparc.
4102 * configure: Rebuilt.
4104 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4106 * rtl.h (global_rtx_index): New enum.
4107 (global_rtl): Change to array of rtx.
4108 (pc_rtx, cc0_rtx): Redefine accordingly.
4109 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4110 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4111 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4112 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4113 (const_int_rtx): Change to array of rtx.
4114 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4116 * emit-rtl.c (global_rtl): Change to array of rtx.
4117 (const_int_rtx): Change to aray of rtx.
4118 (gen_rtx_CONST_INT): Redefine accordingly.
4119 (init_emit_once): Allocate and initialize global_rtl. Likewise
4120 for const_int_rtx. Add both as GC roots.
4121 * genattrtab.c (global_rtl): Update declaration.
4123 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4125 * Makefile (USER_H): Add iso646.h back.
4127 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4129 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4130 zapping the LOG_LINKS of sched_before_next_call.
4132 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4133 * pa.c (insn_refs_are_delayed): Renamed from
4134 insn_sets_and_refs_are_delayed.
4136 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4138 * functiion.h (struct function): Add x_whole_function_mode_p.
4139 (retrofit_block): Declare.
4140 * function.c (retrofit_block): New function.
4141 (identify_blocks): Add assertions. Allow an incomplete set of
4142 block notes if we're still generating code for the function.
4143 * integrate.c: Include loop.h.
4144 (expand_inline_function): Call find_loop_tree_blocks to map block
4145 notes to blocks when in whole-function mode. Use retrofit_block
4146 to insert new BLOCKs for the inlined function, rather than
4148 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4149 * Makefile.in (integrate.o): Depend on loop.h.
4151 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4153 * tree.h (warn_about_unused_variables): Declare.
4154 * stmt.c (warn_about_unused_variables): New function, split out
4156 (expand_end_bindings): Here.
4158 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4160 * stmt.c (preserve_subexpressions_p): Don't crash when
4161 current_function->stmt is unset.
4163 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4165 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4166 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4167 (expand_start_target_temps): Use it.
4168 * except.c (expand_eh_region_start_for_decl): Likewise.
4169 * expr.c (expand_expr): Likewise.
4171 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4173 * fold-const.c (operand_equal_p): Pay attention to side effects.
4175 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4177 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4178 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4180 * tlink.c (scan_linker_output): Look for keywords before accepting
4181 a mangled name in quotes.
4183 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4185 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4186 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4188 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4190 * alpha.md: Revert Thu Nov 26 change that came in through the
4191 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4192 Avoid earlyclobber when possible.
4194 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4196 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4198 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4199 Define HAVE_ON_EXIT.
4201 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4203 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4204 CTYPE_CONV in all ctype macros.
4206 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4209 * cexp.y (initialize_random_junk): Likewise.
4211 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4213 * i370.c (handle_pragma): Likewise.
4215 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4217 * v850.c (override_options): Likewise.
4219 * doprint.c (_doprnt): Likewise.
4221 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4224 * fixinc/server.c (load_data): Likewise.
4226 * fold-const.c (real_hex_to_f): Likewise.
4228 * genattr.c (write_upcase, gen_attr): Likewise.
4230 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4231 write_upcase): Likewise.
4233 * genemit.c (print_code): Likewise.
4235 * genopinit.c (gen_insn): Likewise.
4237 * genpeep.c (print_code): Likewise.
4239 * genrecog.c (print_code): Likewise.
4241 * optabs.c (init_libfuncs): Likewise.
4243 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4245 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4247 (reemit_notes): Likewise.
4249 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4251 * ggc.h (ggc_root): Move to ggc-common.c.
4253 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4254 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4255 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4256 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4257 * ggc-common.c (ggc_root): Move from ggc.h.
4258 (roots): Declare, static.
4259 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4260 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4261 null or check/set mark bit.
4262 (ggc_mark_roots): New.
4263 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4265 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4267 * m32r.c: Include toplev.h.
4268 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4269 (gen_compare): Rename swap_p to must_swap to match uses.
4270 Add default abort case.
4271 (m32r_output_function_epilogue): Remove unused variables.
4272 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4273 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4274 define to empty parameter list. Update all uses.
4275 (predicate decls): Use enum machine_mode not int.
4276 * m32r.md (movsi): Call abort, not fatal_insn.
4277 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4279 1999-09-14 Andrew Haley <aph@cygnus.com>
4281 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4282 use $0 instead of 0.
4284 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4286 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4287 computation out of loop over hard regs.
4289 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4291 * function.c (identify_blocks): Don't shadow a variable in an
4293 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4294 pushdecl, or poplevel to build up the new BLOCK tree.
4295 (expand_inline_function): Likewise.
4296 (integrate_parm_decls): Likewise.
4298 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4300 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4302 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4304 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4305 * invoke.texi: Document this change.
4307 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4309 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4311 (mark_emit_status): Renamed from mark_emit_state.
4312 * except.c (mark_eh_status): Renamed from mark_eh_state.
4313 Check not null before marking.
4314 (free_eh_status): New.
4315 * expr.c (mark_expr_status, free_expr_status): New.
4316 * function.c (free_machine_status): New.
4317 (free_after_parsing): New.
4318 (free_after_compilation): Move bits to free_after_parsing; call
4319 free_eh_status, free_expr_status; zero the marked members of the
4321 (prepare_function_start): No can_garbage_collect.
4322 Call init_eh_for_function.
4323 (expand_dummy_function_end): Free up current_function state.
4324 (mark_function_status): Renamed from mark_function_state.
4325 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4326 * function.h (struct function): No can_garbage_collect.
4327 (free_machine_status, free_after_parsing): Declare.
4328 (free_eh_status, free_expr_status): Declare.
4329 * ggc.h (mark_expr_status): Declare.
4330 * stmt.c (free_stmt_status): Free the struct.
4331 (mark_stmt_status): Renamed from mark_stmt_state.
4332 (init_stmt): Don't call init_eh.
4333 (init_stmt_for_function): Don't call init_eh_for_function.
4334 * toplev.c (compile_file): Call init_eh.
4335 (rest_of_compilation): Free basic block info before ggc_collect.
4336 Call free_after_parsing; conditionally call free_after_compilation.
4337 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4338 Check not null before marking.
4339 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4341 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4343 * c-lex.c (yylex): Initialize warn.
4345 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4347 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4348 register when performing secondary reloads for the SAR register.
4350 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4352 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4353 (NOTE_BLOCK): New macro.
4354 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4355 * function.h (identify_blocks): Change prototype.
4356 * function.c (identify_blocks): Simplify.
4357 (reorder_blocks): Likewise.
4358 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4359 NOTE_INSN_BLOCK_{BEG,END}.
4360 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4361 the list of saved notes if the note isn't a
4362 NOTE_INSN_BLOCK_{BEG,END}.
4363 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4365 (reemit_notes): Adjust recreation of notes to reflect new saved
4367 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4368 printing a block note.
4369 * stmt.c (block_vector): Remove.
4370 (find_loop_tree_blocks): Simplify.
4371 (unroll_block_trees): Likewise.
4372 * tree.h (reorder_block): Change prototype.
4374 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4376 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4377 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4378 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4379 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4380 (atexit, exit): Simplify.
4381 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4382 * config/lots: Remove defns of HAVE_ATEXIT.
4384 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4386 * calls.c (precompute_arguments): Fix typo in comment.
4387 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4390 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4392 * dsp16xx.c (override_options): Fix typos in GC root registration.
4394 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4396 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4398 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4399 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4400 (CC1_SPEC): Likewise.
4402 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4404 * genattr.c (main): Add extern prototype. Call return, not exit.
4405 * genattrtab.c (main): Likewise.
4406 * gencheck.c (main): Likewise.
4407 * gencodes.c (main): Likewise.
4408 * genconfig.c (main): Likewise.
4409 * genemit.c (main): Likewise.
4410 * genextract.c (main): Likewise.
4411 * genflags.c (main): Likewise.
4412 * gengenrtl.c (main): Likewise.
4413 * genopinit.c (main): Likewise.
4414 * genoutput.c (main): Likewise.
4415 * genpeep.c (main): Likewise.
4416 * genrecog.c (main): Likewise.
4418 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4419 * genattrtab.c (get_insn_name): Likewise.
4420 * gencodes.c (get_insn_name): Likewise.
4421 * genconfig.c (get_insn_name): Likewise.
4422 * genemit.c (get_insn_name): Likewise.
4423 * genextract.c (get_insn_name): Likewise.
4424 * genflags.c (get_insn_name): Likewise.
4425 * genopinit.c (get_insn_name): Likewise.
4426 * genpeep.c (get_insn_name): Likewise.
4428 * gencheck.c (usage): Add static prototype.
4429 * genextract.c (print_path): Constify a char*.
4430 * genopinit.c (optabs): Likewise.
4431 * genoutput.c (operand_data, data, output_predicate_decls,
4432 compare_operands): Likewise.
4433 * genrecog.c (write_tree): Add default case in switch.
4435 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4437 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4439 * print-rtl.c (get_insn_name): Remove prototype.
4441 * toplev.h (progname): Declare const.
4443 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4444 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4445 dump_sched_info, dump_local_alloc, regset_release_memory,
4446 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4447 error_with_file_and_line, error_with_decl, error_for_asm, error,
4448 fatal, warning_with_file_and_line, warning_with_decl, warning,
4449 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4450 Remove redundant prototypes.
4452 (notice, check_lang_option, report_file_and_line, vnotice,
4453 mark_file_stack): Add static prototype.
4454 (set_fatal_function): Add prototype.
4455 (vnotice, report_file_and_line, set_fatal_function,
4456 check_lang_option): Constify a char*.
4457 (main): Prototype. Call return, not exit.
4459 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4461 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4463 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4465 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4467 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4469 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4471 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4472 behave as if it's zero in all cases.
4473 (expand_function_start): Adjust call to assign_parms.
4474 * tree.h (assign_parms): Adjust prototype.
4475 * objc/objc-act.c (hack_method_prototype): Adjust call to
4478 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4480 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4481 arg_pointer_rtx fixed if the argument pointer register is
4483 (NONZERO_BASE_PLUS_P): Likewise.
4485 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4487 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4488 match_insn2 to match_insn.
4489 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4491 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4493 * Makefile.in (USER_H): Remove va-foo.h.
4495 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4496 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4497 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4498 va-spur.h,va-v850.h}: Remove.
4500 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4502 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4503 (in_return_delay): Use it instead of match_insn.
4505 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4507 * config/alpha/va_list.h (va-alpha.h): Do not include.
4508 (__gnuc_va_list): Typedef as in varargs.h.
4510 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4512 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4513 DECL_LIVE_RANGE_RTL.
4515 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4517 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4518 not NOTE_BLOCK_NUMBER.
4519 (expand_eh_region_end): Likewise.
4520 (find_exception_handler_labels): Likewise.
4521 (scan_region): Likewise.
4522 (exception_optimize): Likewise.
4523 (update_rethrow_references): Likewise.
4524 (set_insn_eh_region): Likewise.
4525 * final.c (final_scan_insn): Likewise.
4526 * flow.c (make_edges): Likewise.
4527 * integrate.c (expand_inline_function): Likewise.
4528 * print-rtl.c (print_rtx): Likewise.
4530 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4532 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4533 terms of builtin functions and types.
4535 * mips.c (mips_build_va_list): New.
4536 (mips_va_start, mips_va_arg): New.
4537 * mips.h (BUILD_VA_LIST_TYPE): New.
4538 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4540 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4541 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4542 * sh.h (BUILD_VA_LIST_TYPE): New.
4543 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4545 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4547 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4548 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4549 (struct insn_data): Likewise with n_operands, n_dups,
4550 n_alternatives, output_format.
4551 * regclass.c (scan_one_insn): Cast n_operands to int before
4552 arithmetic inside comparison.
4554 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4556 * toplev.c (compile_function): Unconditionally emit nop.
4558 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4560 * haifa-sched.c (actual_hazard): Move declaration of variable
4561 `this_cost' into the scope where it is used.
4563 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4565 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4566 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4567 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4569 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4571 * jump.c (find_insert_position): Don't declare or define unless
4572 !HAVE_conditional_arithmetic.
4573 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4575 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4577 * recog.c (offsettable_address_p): Prototype function pointer.
4578 (preprocess_constraints): Call memset, not bzero.
4580 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4581 (gcc_obstack_init): Don't declare.
4582 (fix_sizetype): Add static prototype.
4583 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4584 (tree_cons): Call memset, not bzero.
4586 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4587 definition in macro ASM_WEAKEN_LABEL.
4588 (mark_const_hash_entry): Add static prototype.
4590 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4592 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4594 * unroll.c (find_common_reg_term, subtract_reg_term,
4595 loop_find_equiv_value): Add static prototypes.
4596 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4597 (copy_loop_body): Remove unreachable break statement.
4599 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4601 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4603 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4605 Undo some changes from the gcc2 merge:
4606 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4607 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4611 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4612 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4613 initialized float-int union if the value is a NaN.
4615 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4617 * gthr-win32.h: New file.
4619 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4620 shared as a valid attribute.
4621 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4622 * extend.texi: Document `shared' variable attribute.
4624 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4626 * configure.in: Handle --enable-threads on FreeBSD.
4627 * configure: Rebuit.
4629 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4631 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4633 * configure: Rebuilt.
4635 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4636 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4637 Rosimildo DaSilva <rdasilva@connecttel.com>
4639 * configure.in (m68k-*-rtemscoff*): Added.
4640 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4641 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4642 sparc-rtems configuration.
4643 * configure.in (sparc-*-rtemself*): Added.
4644 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4645 * config/i386/rtems.h: Added comment.
4646 * config/sparc/rtemself.h: New file.
4648 * configure.in (m68k-rtemself): Added.
4649 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4650 and DWARF_DEBUGGING_INFO.
4651 * config/m68k/crti.s: New file.
4652 * config/m68k/crtn.s: New file.
4653 * config/m68k/t-crtstuff: New file.
4654 * config/m68k/rtemself.h: New file.
4656 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4657 global ctor/dtor and C++ exception handling.
4658 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4659 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4661 * config/i386/t-rtems-i386: New File.
4663 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4665 * stmt.c (expand_end_case): Return right away if the case stack is
4668 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4670 * Makefile.in (version.c): Remove rule incorrectly brought in from
4673 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4675 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4676 * msdos/top.sed: Take into account a prepended $(SHELL) to
4678 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4680 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4682 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4684 * regmove.c (fixup_match_1): Don't change an unchanging register.
4685 (stable_but_for_p): Renamed to:
4686 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4687 Changed all callers.
4689 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4691 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4692 insn from BL2 is after the insn from BL.
4694 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4696 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4697 (struct insn_data): Merge `template' and `outfun' into `output'.
4698 Add `output_format'.
4699 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4700 (struct data): Remove `outfun'; add `output_format'.
4701 (name_for_index): Remove declaration.
4702 (output_insn_data): Handle output formats.
4703 (process_template): Emit the bare array for @.
4704 (gen_expand, gen_split): Set output_format to NONE.
4705 * output.h (get_insn_template): Declare.
4706 * final.c (get_insn_template): New.
4707 (final_scan_insn): Use it.
4708 * toplev.c (compile_file): Likewise.
4710 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4711 * i860/i860.c (output_delayed_branch): Likewise.
4712 (output_delay_insn): Likewise.
4714 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4716 * rtl.c (obstack_alloc_rtx): Removed.
4718 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4720 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4722 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4724 * i386.c (call_insn_operand): Reject const_int.
4725 (expander_call_insn_operand): Use call_insn_operand.
4727 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4729 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4731 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4733 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4734 Use DImode operation.
4736 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4738 * gcc.c: Include sys/resource.h.
4739 (report_times): New flag.
4740 (execute): If report_times is set, calculate and report the
4741 CPU time consumed by each subprocess.
4743 (rus, prus): New globals.
4744 (option_map): Add --time.
4745 (display_help): Document -time.
4746 (process_command): Set report_times if -time is given.
4747 Turn off -pipe if -time is given.
4749 * invoke.texi: Document new option -time.
4751 * configure.in: Check for getrusage. Check if we have to
4752 prototype getrusage.
4753 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4754 * configure: Regenerate.
4755 * config.in: Regenerate.
4757 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4759 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4762 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4764 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4765 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4766 (nan): Return _thenan_sf or _thenan_df as appropriate.
4767 (L_thenan_sf): Define _thenan_sf.
4768 (L_thenan_df): Define _thenan_df.
4770 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4771 (DPBIT_FUNCS): Add _thenan_df.
4773 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4775 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4778 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4780 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4783 (lang_specific_driver): Don't take a function pointer parameter.
4784 All callers changed.
4786 * gcc.c: Include gcc.h.
4787 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4788 lang_specific_extra_outfiles, fatal): Don't declare.
4789 (multilib_defaults_raw): Constify.
4790 (read_specs): Call memset, rather than bzero.
4791 (main): Call return, not exit.
4792 (lookup_compiler): Call memcpy, not bcopy.
4793 (fatal): Make extern.
4795 * cppspec.c: Include gcc.h.
4796 (lang_specific_driver): Initialize variable `quote'. Constify a
4797 char*. All calls to the function pointer parameter now
4798 explicitly call `fatal'.
4800 * gccspec.c (lang_specific_driver): Include gcc.h.
4802 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4804 * arm.c (note_invalid_constants): Use recog_data.operand_type
4807 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4809 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4812 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4813 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4814 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4815 reload_secondary_in_reload, reload_secondary_out_reload,
4816 reload_secondary_in_icode, reload_secondary_out_icode,
4817 reload_reg_rtx, reload_when_needed): Delete declarations.
4818 (struct reload): New structure.
4819 (rld): Declare new array.
4820 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4821 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4822 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4823 reload_secondary_in_reload, reload_secondary_out_reload,
4824 reload_secondary_in_icode, reload_secondary_out_icode,
4825 reload_reg_rtx, reload_when_needed): Delete definitions.
4827 (whole file): Replace uses of the deleted arrays with uses of rld.
4828 * reload1.c (whole file): Replace uses of the deleted arrays with
4830 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4831 explicit loops, not with bcopy.
4833 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4835 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4836 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4837 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4838 insn_name): Delete and consolidate into new structures.
4839 (insn_operand_predicate_fn): New.
4840 (insn_output_fn): New.
4842 (struct insn_operand_data): New.
4843 (struct insn_data): New.
4845 (OUT_FCN): Update for insn_data change.
4846 * builtins.c (expand_builtin_strlen): Likewise.
4847 (expand_builtin_memcmp): Likewise.
4848 * combine.c (make_extraction, simplify_comparison): Likewise.
4849 * cse.c (canon_reg, cse_insn): Likewise.
4850 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4851 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4852 (emit_store_flag): Likewise.
4853 * expr.c (convert_move, emit_block_move): Likewise.
4854 (clear_storage, emit_push_insn, expand_increment): Likewise.
4855 (do_store_flag): Likewise.
4856 * expr.h (GEN_FCN): Likewise.
4857 (insn_gen_function): Die.
4858 * final.c (final_scan_insn): Update for insn_data change.
4859 (output_asm_name): Likewise.
4860 * function.c (fixup_var_refs_1): Likewise.
4861 * loop.c (check_dbra_loop): Likewise.
4862 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4863 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4864 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4865 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4866 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4867 * regmove.c (gen_add3_insn): Likewise.
4868 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4869 (find_reloads, find_reloads_address_1): Likewise.
4870 (debug_reload_to_stream): Likewise.
4871 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4872 * stmt.c (expand_end_case): Likewise.
4873 * toplev.c (compile_file): Likewise.
4875 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4876 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4878 * print-rtl.c (insn_name_ptr): Remove declaration.
4879 (get_insn_name): Declare.
4880 (print_rtx): Use it.
4881 * genoutput.c (insn_name_ptr): Remove.
4882 (next_operand_number): New.
4883 (struct operand_data): New.
4884 (null_operand, odata, odata_end): New.
4885 (struct data): Use struct operand_data.
4886 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4887 (get_insn_name): Renamed from name_for_index.
4888 (output_prologue): Define NO_MD_PROTOTYPES.
4889 (output_predicate_decls): Break out from output_epilogue.
4890 Iterate over the operands list.
4891 (output_operand_data): Break out from output_epilogue. Emit
4892 just the operands list.
4893 (output_insn_data): Break out from output_epilogue. Emit just
4895 (output_epilogue): Remove.
4896 (output_get_insn_name): New.
4897 (constraints, op_n_alternatives, predicates, address_p): Die.
4898 (modes, strict_low, seen): Die.
4899 (scan_operands): Take new param `d' instead of writing to
4900 seven global variables.
4901 (compare_operands): New.
4902 (place_operands): New.
4903 (validate_insn_alternatives): Update for struct data change.
4904 (gen_insn): Don't zero or copy 7 global arrays. Update for
4905 scan_operands; call place_operands.
4906 (gen_peephole, gen_expand, gen_split): Likewise.
4907 (main): Update for new output routines.
4909 * genattr.c (insn_name_ptr): Remove.
4910 (get_insn_name): New function.
4911 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4912 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4913 * genrecog.c: Likewise.
4915 * alpha.md (adddi3): Make `pattern' array static.
4917 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4919 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4920 c4x_cpu_version_string): Constify char *.
4921 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4922 c4x_cpu_version_string): Likewise.
4924 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4926 * tree.c (save_tree_status): Revert 10 Sep change.
4927 (restore_tree_status): Likewise. Call obstack_free with NULL
4928 before freeing the obstack proper.
4930 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4932 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4934 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4935 surrounding context.
4937 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4939 * tree.c (type_hash_canon): Put all types in the hash-table, when
4942 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4944 * recog.h (struct recog_data, recog_data): New.
4945 (recog_foo variables): Kill.
4946 * recog.c (recog_operand, recog_operand_loc): Kill.
4947 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4948 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4949 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4950 (recog_data): Define.
4951 (extract_insn): Update all recog_foo references to use recog_data.
4952 (preprocess_constraints, constrain_operands): Likewise.
4953 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4954 * genattrtab.c (main): Likewise.
4955 * genextract.c (main): Likewise.
4956 * genoutput.c: Likewise.
4957 * genrecog.c (write_subroutine, main): Likewise.
4958 * local-alloc.c (block_alloc): Likewise.
4959 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4960 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4961 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4962 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4963 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4964 (reload_cse_simplify_operands): Likewise.
4966 * arc/arc.c (arc_final_prescan_insn): Likewise.
4967 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4968 * h8300/h8300.c (notice_update_cc): Likewise.
4969 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4970 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4971 * mn10200/mn10200.c (notice_update_cc): Likewise.
4972 * mn10300/mn10300.c (notice_update_cc): Likewise.
4973 * romp/romp.c (update_cc): Likewise.
4974 * sparc/sparc.c (check_pic): Likewise.
4975 * v850/v850.c (notice_update_cc): Likewise.
4977 * genemit.c (main): Don't declare recog_operand.
4979 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4981 * ggc.h (rtvec_def): Forward declare.
4982 (tree_node): Likewise.
4985 (ggc_set_mark_rtx): Add prototype.
4986 (ggc_set_mark_rtvec): Likewise.
4987 (ggc_set_mark_tree): Likewise.
4988 * ggc-simple.c (ggc_root): Don't define.
4989 (roots): Don't declare.
4990 (ggc_mark_rtx): Remove.
4991 (ggc_mark_rtvec): Likewise.
4992 (ggc_mark_tree): Likewise.
4993 (ggc_mark_varray): Likewise.
4994 (ggc_mark_tree_hash_table_entry): Likewise.
4995 (ggc_mark_tree_hash_table): Likewise.
4996 (ggc_set_mart_rtx): New function.
4997 (ggc_set_mark_rtvec): Likewise.
4998 (ggc_set_mark_tree): Likewise.
4999 (ggc_add_root): Remove.
5000 (ggc_add_rtx_root): Likewise.
5001 (ggc_remove_tree_root): Likewise.
5002 (ggc_add_string_root): Likewise.
5003 (ggc_add_tree_varray_root): Likewise.
5004 (ggc_add_tree_hash_table_root): Likewise.
5005 (ggc_del_root): Likewise.
5006 (ggc_mark_rtx_ptr): Likewise.
5007 (ggc_mark_tree_ptr): Likewise.
5008 (ggc_mark_string_ptr): Likewise.
5009 (ggc_mark_tree_varray_ptr): Likewise.
5010 (ggc_mark_tree_hash_table_ptr): Likewise.
5011 * ggc-common.c: New file.
5012 * Makefile.in (OBJS): Add ggc-common.o.
5013 (ggc-common.o): List dependencies.
5015 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5017 * cppalloc.c (xstrdup): Use memcpy.
5018 * cpperror.c (cpp_print_containing_files): Don't use
5020 * cpplib.c (conditional_skip): Set temp->lineno.
5021 (do_endif): Make error message less obscure.
5022 (if_directive_name): New function.
5023 (cpp_get_token [case EOF]): Unwind the if stack and generate
5024 error messages for each unterminated conditional in this file.
5025 (parse_string): Do not behave differently if -traditional.
5027 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5029 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5030 va_list decomposing to pointer-type.
5031 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5032 (rs6000_va_arg): Likewise.
5034 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5036 * except.c (start_dynamic_handler): Compute size using
5037 STACK_SAVEAREA_MODE.
5039 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5041 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5042 include directory headers. Don't define strrchr. Don't provide
5043 my_* replacement functions. Prefer PTR over `pointer_type'.
5044 Don't prototype system functions. Don't redefine getopt.
5046 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5047 safe_read, safe_write, save_pointers, restore_pointers,
5048 is_id_char, in_system_include_dir, directory_specified_p,
5049 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5050 find_corresponding_lparen, referenced_file_is_newer,
5051 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5052 process_aux_info_file, identify_lineno, check_source,
5053 seek_to_line, forward_to_next_token_char, output_bytes,
5054 output_string, output_up_to, other_variable_style_function,
5055 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5056 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5057 find_static_definition, connect_defs_and_decs, add_local_decl,
5058 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5059 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5060 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5061 scan_for_missed_items, edit_file, string_list_cons): Add static
5063 (standard_exec_prefix, target_machine, target_version,
5064 default_syscalls_dir, string_list, string_list_cons, find_file,
5065 do_cleaning): Constify a char*.
5066 (safe_read, safe_write): Use PTR, not a char*.
5067 (is_id_char): Take an int, not a char.
5068 (main): Add prototype. Call return, not exit.
5070 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5072 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5073 when comparing types.
5075 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5077 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5078 (strength_reduce): Release the varrays from the no-bivs early exit.
5080 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5081 the loop over the registers.
5083 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5085 (restore_tree_status): Check that instead when freeing the obstack.
5087 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5089 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5092 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5094 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5095 operand size modifiers.
5097 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5099 * c-common.c (c_common_nodes_and_builtins): Don't build
5101 * c-common.h (enum c_tree_index and related accesor macros): Remove
5102 everything now declared in tree.h.
5103 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5104 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5105 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5106 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5107 unsigned_type_node, ptr_type_node, va_list_type_node,
5108 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5109 (init_decl_processing): Call build_common_tree_nodes and
5110 build_common_tree_nodes_2 instead of building their nodes here.
5111 Don't add roots for these nodes.
5112 * stor-layout.c (size_zero_node, size_one_node): Delete.
5113 (set_sizetype): Make a new node for bitsizetype each time.
5114 * tree.c (global_trees): New variable.
5115 (init_obstacks): Add a gc root for it.
5116 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5117 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5118 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5119 (build_common_tree_nodes): New function.
5120 (fix_sizetype): New function.
5121 (build_common_tree_nodes_2): New function.
5122 * tree.h (enum tree_index): New.
5123 (global_trees): Declare.
5124 Add accessor macros for all nodes now moved to global_trees.
5125 Delete their declarations.
5127 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5129 * c-decl.c (finish_function): When processing a nested function,
5130 push and pop GC context around rest_of_compilation.
5132 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5134 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5135 Default ix86_arch to PROCESSOR_I386.
5136 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5137 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5138 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5139 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5140 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5141 (EXTRA_SPECS): Remove deleted specs.
5143 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5145 * function.c (assign_stack_local_1): Allocate from
5146 function->x_frame_offset, not frame_offset.
5148 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5150 * ggc.h (lang_cleanup_tree): Remove.
5151 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5152 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5154 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5155 TYPE_LANG_SPECIFIC when garbage collecting.
5156 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5157 (lang_cleanup_tree): Remove.
5159 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5161 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5162 * crtstuff.c: Not here.
5163 * dwarf2out.c: Or here.
5164 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5167 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5169 * function.h (free_after_compilation): Remove decl parameter.
5170 (free_varasm_status0: Likewise.
5171 (free_emit_status): Likewise.
5172 (free_stmt_status): Likewise.
5173 (free_after_compilation): Likewise.
5174 (init_lang_status): New variable.
5175 (free_lang_status): Likewise.
5176 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5177 * function.c (init_lang_status): New variable.
5178 (free_lang_status): Likewise.
5179 (push_function_context_to): Don't set function::decl here.
5180 (free_after_copmilation): Make decl parameter implicit. Call
5181 free_lang_status if defined.
5182 (prepare_function_start): Call init_lang_status if defined.
5183 (init_function_start): Set function::decl here.
5184 * profile.c (output_func_start_profiler): Don't call pushdecl
5185 until we've actually started the function.
5186 * stmt.c (free_stmt_status): Make decl parameter implicit.
5187 * toplev.c (rest_of_compilation): Don't pass decl to
5188 free_after_compilation.
5189 * varasm.c (free_varasm_status): Likewise.
5191 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5193 * except.c (call_get_eh_context): Add root when allocating static
5196 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5198 * arm.c: Include "ggc.h".
5199 (arm_add_gc_roots): New function.
5200 (arm_override_options): Call it.
5201 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5203 * arm.md (define_asm_attributes): Add a pool_range attribute.
5205 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5207 * extend.texi (Volatiles): New node.
5209 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5211 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5212 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5213 (struct ggc_any): Replace `mark' with `magic_mark'.
5214 (ggc_alloc_string): Use memcpy, not bcopy.
5215 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5216 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5217 (ggc_free_any): New.
5218 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5219 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5220 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5221 Use IS_MARKED. Use ggc_free_any.
5223 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5225 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5227 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5229 * toplev.c (main): Always init_ggc.
5231 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5233 * except.c (find_all_handler_type_matches): Free the list if
5234 we found no matches.
5236 * combine.c (SUBST): Break out to a real function do_SUBST.
5237 (SUBST_INT): Likewise.
5238 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5239 (pre_insert): Free `inserted'.
5240 * loop.c (basic_induction_var): Always set `location'.
5242 * function.c (expand_function_end): Add initial_trampoline as a root.
5243 * rtl.h (init_varasm_once): Declare.
5244 * toplev.c (compile_file): Call it.
5245 * ggc-simple.c (ggc_mark_string_ptr): New.
5246 (ggc_add_string_root): New.
5247 (ggc_collect): Disable collection avoidance temporarily.
5248 * ggc.h (ggc_add_string_root): Declare.
5249 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5250 * optabs.c (init_libfuncs): Likewise.
5251 * varasm.c (named_section): Use ggc_alloc_string.
5252 (make_function_rtl): Likewise.
5253 (make_decl_rtl): Likewise.
5254 (assemble_static_space): Likewise.
5255 (assemble_trampoline_template): Likewise.
5256 (output_constant_def): Likewise.
5257 (force_const_mem): Likewise.
5258 (mark_const_hash_entry): New.
5259 (mark_pool_sym_hash_table): New.
5260 (mark_varasm_state): Use it.
5261 (init_varasm_once): New.
5263 * expr.h (init_one_libfunc): Declare.
5264 * optabs.c (init_one_libfunc): New.
5265 (init_optabs): Use it.
5266 * config/gofast.h: Likewise.
5267 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5268 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5270 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5272 * Makefile.in (cppexp.o): Depend on cpphash.h.
5273 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5275 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5276 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5277 redefining poisoned identifiers, etc.
5278 (do_undef): Don't allow poisoned identifiers to be undefined.
5279 (do_pragma): Add #pragma poison.
5280 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5282 * cccp.c: Add T_POISON node type.
5283 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5285 (do_define): Generalise to handle poisoned definitions,
5286 redefining poisoned identifiers, etc.
5287 (do_undef): Don't allow poisoned identifiers to be undefined.
5288 (do_pragma): Add #pragma poison.
5289 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5291 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5292 * c-pragma.h: Add ps_poison state. We now always have generic
5295 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5297 * ggc.h (ggc_alloc): New function.
5298 (ggc_mark): Likewise.
5299 * ggc-simple.c (ggc_any): New structure.
5300 (ggc_status): Add anys.
5301 (n_anys_collected): New variable.
5302 (ggc_alloc): Define.
5303 (ggc_mark): Likewise.
5304 (ggc_collect): Collect the anys.
5306 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5308 * c-decl.c (mark_binding_level): Make static to match prototype.
5310 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5312 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5314 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5316 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5317 will use into account. Expand the max width to 5.
5320 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5322 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5325 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5327 * alpha.md (call value patterns): Remove the result predicates.
5329 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5331 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5334 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5336 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5337 changed from extern char *, to extern PTR. Also fix typo in
5338 NEED_DECLARATION_REALLOC test.
5340 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5342 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5344 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5345 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5346 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5347 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5349 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5351 * cccp.c (pcfinclude): Likewise.
5353 * global.c (allocno_compare): Likewise.
5355 * haifa-sched.c (rank_for_schedule): Likewise.
5357 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5359 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5361 * stupid.c (stupid_reg_compare): Likewise.
5363 * tree.c (_obstack_allocated_p): Likewise.
5365 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5367 1999-09-08 Bruce Korb autogen@linuxbox.com
5369 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5370 why "gperf -F" fails.
5371 * gcc/cp/Makefile.in: ditto
5372 * gcc/Makefile.in: ditto
5373 * gcc/java/Makefile.in: ditto
5375 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5377 * lists.c: Include ggc.h.
5379 (init_EXPR_INSN_LIST_cache): Install it.
5381 * ggc-simple.c (init_ggc): Absorb the old init.
5382 (ggc_push_context): Use xcalloc.
5383 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5384 (ggc_collect): Add [rvts] tags to the collection stats.
5386 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5388 * cccp.c (main): Fix handling of -include and -imacros options.
5390 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5392 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5394 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5396 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5399 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5401 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5402 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5403 and SET_DEST. Update comment.
5405 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5407 * config/c4x/c4x.c: Include ggc.h.
5408 (c4x_add_gc_roots): New function.
5409 (c4x_override_options): Call c4x_add_gc_roots.
5411 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5413 * defaults.h (TARGET_ESC): Move ...
5414 * system.h: ... here, where Linas had it in the first place. Silly me.
5416 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5418 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5419 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5420 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5421 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5422 * defaults.h (TARGET_ESC): Add default.
5424 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5426 * configure.in: add i370-*-openedition, i370-*-mvs and
5427 i370-*-linux targets
5429 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5431 * dsp16xxx.c: Include ggc.h
5432 (override_options): Mark GC roots.
5433 * mn10200.c: Include ggc.h.
5434 (asm_file_start): Mark GC roots.
5435 * tahoe.c: Include ggc.h.
5436 (extensible_operand): Mark GC roots.
5438 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5440 * README: Add section discussing status of ELF ABI.
5441 * i370.c: Fix misc spelling mistakes.
5442 (i370_label_scan): Updated notes, exception handling.
5443 (i370_function_prolog): Simplify ELF stack handling.
5444 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5445 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5446 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5447 * i370.md: (movdi): Add notes.
5448 (floatsidf2): Use stack not rtca for scratch float area.
5449 (iorsi3): Correct operand constraints.
5450 * x-oe: Restore TAROUTOPTS which are used by pax.
5452 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5454 * rs6000.c: Include ggc.h.
5455 (rs6000_add_gc_roots): New function.
5456 (override_options): Call it.
5458 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5460 * alpha.h (alpha_compare): New.
5461 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5462 * alpha.c: Likewise for the definitions.
5463 (alpha_emit_conditional_branch): Update for alpha_compare.
5464 (alpha_emit_conditional_move): Likewise.
5465 * alpha.md (cmpdf, cmpdi): Likewise.
5466 (setcc patterns): Likewise. Zero alpha_compare after use.
5467 (sne): Optimize (x != 0) into (0U < x).
5469 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5471 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5472 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5473 (INIT_EXPANDERS): Remove.
5474 * alpha.c: Include ggc.h.
5475 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5476 (alpha_init_machine_status, alpha_mark_machine_status): New.
5477 (override_options): Install them.
5478 (struct machine_function): Moved to alpha.h.
5479 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5480 (alpha_init_expanders): Remove.
5481 (alpha_return_addr): Adjust to use current_function->machine.
5482 (alpha_ra_ever_killed): Likewise.
5483 (alpha_expand_epilogue): Likewise.
5484 * alpha.md (eh_epilogue): Likewise.
5486 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5487 Melissa O'Neill <oneill@cs.sfu.ca>
5488 Geoffrey Keating <geoffk@cygnus.com>
5490 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5491 call-used registers (call-saved registers must still be contiguous
5492 and end with r31, of course).
5494 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5496 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5497 (self_promoting_type_p): Delete.
5498 (self_promoting_args_p): Move ...
5499 * c-common.c: ... here.
5500 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5501 (simple_type_promotes_to): New.
5502 * builtins.c (lang_type_promotes_to): New.
5503 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5504 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5505 * c-common.h: ... here.
5506 (self_promoting_args_p, simple_type_promotes_to): Declare.
5507 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5508 (grokdeclarator): Likewise.
5509 * tree.h (lang_type_promotes_to): Declare.
5511 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5513 Add some machine-dependent GC roots.
5514 * sparc.c: Include ggc.h.
5515 (sparc_add_gc_roots): New function.
5516 (mark_ultrasparc_pipeline_state): Likewise.
5517 (override_options): Call sparc_add_gc_roots.
5518 * pa.c: Include ggc.h.
5519 (pa_add_gc_roots): New function.
5520 (mark_deferred_plabels): Likewise.
5521 (override_options): Call pa_add_gc_roots.
5522 * mips.c: Include ggc.h.
5523 (mips_add_gc_roots): New function.
5524 (override_options): Use it.
5526 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5528 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5530 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5531 cpp_parse_expr): Add static prototypes.
5532 (parse_charconst): Don't cast away const-ness.
5533 (token): Constify a char*.
5535 * cppfiles.c (file_name_list, include_hash, find_include_file,
5536 finclude, initialize_input_buffer): Constify a char*.
5537 (file_cleanup, find_position): Add static prototypes.
5539 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5540 collect_expansion): Add static prototypes.
5541 (cpp_install, create_definition, monthnames): Constify a char*.
5543 * cpphash.h (cpp_install): Likewise.
5545 * cppinit.c (known_suffixes, default_include,
5546 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5547 (base_name, dump_special_to_buffer, initialize_dependency_output):
5548 Add static prototypes.
5550 * cpplib.c (my_strerror): Constify a char*.
5551 (null_underflow, null_cleanup, skip_comment, copy_comment,
5552 copy_rest_of_line, handle_directive, pass_thru_directive,
5553 get_directive_token, read_line_number, cpp_print_file_and_line,
5554 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5555 v_cpp_warning_with_line, detect_if_not_defined,
5556 consider_directive_while_skipping): Add static prototypes.
5557 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5558 cpp_pedwarn_with_file_and_line): Constify a char*.
5560 * cpplib.h (cpp_options, include_hash, progname, definition,
5561 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5562 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5563 find_include_file, deps_output, include_hash): Constify a char*.
5565 * cppmain.c (progname): Constify.
5566 (main): Add prototype. Use return, not exit.
5568 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5569 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5570 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5571 check_protection): Add static prototype.
5573 (progname, recognized_macrom, recognized_extern): Constify a char*.
5574 (main): Add prototype.
5576 * gen-protos.c (progname): Constify a char*.
5578 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5580 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5581 (init_emit_once): Add more GC roots.
5582 * except.c (mark_func_eh_entry): New function.
5583 (mark_eh_node): Mark false_label and rethrow_label.
5584 (init_eh): Add more GC roots.
5585 * function.c (free_after_compilation): Take decl as a paramter.
5586 Call free_stmt_status.
5587 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5589 * function.h (free_after_compilation): Change prototype.
5590 (free_varasm_status): Likewise.
5591 (free_emit_status): Likewise.
5592 (free_stmt_status): New function.
5593 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5594 Remove, replacing with ...
5595 (ggc_status): New structure.
5596 (ggc_chain): New variable.
5598 (ggc_push_context): New function.
5599 (ggc_pop_context): Likewise.
5600 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5601 (ggc_alloc_rtvec): Likewise.
5602 (ggc_alloc_tree): Likewise.
5603 (ggc_alloc_string): Likewise.
5604 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5605 (ggc_mark_tree): Give language-dependent code a chance to mark
5607 (ggc_mark_tree_varray): Handle empty arrays.
5608 (ggc_collect): Adjust for use of ggc_chain. Clear
5609 bytes_alloced_since_last_gc.
5610 * ggc.h (ggc_pop_context): New function.
5611 (ggc_push_context): Likewise.
5612 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5613 * stmt.c (free_stmt_status): New function.
5614 (init_stmt_for_function): Clear last_expr_value.
5615 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5616 Conditionalize call to ggc_collect.
5617 (main): Call init_ggc.
5618 * tree.c (push_obstacks): Do the push, even when GC'ing.
5619 (push_obstacks_nochange): Likewise.
5620 (pop_obstacks): Liekwise.
5621 * varasm.c (free_varasm_status): Take decl as a parameter.
5623 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5625 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5626 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5627 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5628 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5630 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5632 * pa/x-pa-mpeix: New file for the MPE port.
5634 * pa/quadlib.asm: New file for long double support.
5636 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5637 * configure: Rebuilt.
5639 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5641 * final.c (shorten_branches): Fix last change.
5643 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5645 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5647 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5649 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5652 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5654 * c-aux-info.c (concat): Don't define.
5656 * cccp.c (my_strerror): Likewise. All callers changed to use
5658 (do_include): Call xstrdup, not xmalloc/strcpy.
5659 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5660 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5662 * collect2.c (my_strsignal): Likewise. All callers changed to use
5664 (locatelib): Call xstrdup, not xmalloc/strcpy.
5666 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5668 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5670 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5672 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5674 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5676 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5678 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5680 (find_all_handler_type_matches): Likewise. Don't check return
5682 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5683 xmalloc, not malloc.
5684 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5686 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5687 (init_spec): Call xcalloc, not xmalloc/bzero.
5688 (set_spec): Call xstrdup, not save_string.
5689 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5690 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5691 (process_command): Call xstrdup, not save_string.
5692 (main): Call xcalloc, not xmalloc/bzero.
5694 * gcov.c (xmalloc): Don't define.
5695 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5696 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5697 (output_data): Call xcalloc, not xmalloc/bzero.
5699 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5701 * mips-tdump.c (xmalloc): Don't define.
5702 (print_symbol): Call xmalloc, not malloc.
5703 (read_tfile): Call xcalloc, not calloc.
5705 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5706 Don't define. All callers of xfree/my_strsignal changed to use
5707 free/strsignal instead.
5708 (allocate_cluster): Call xcalloc, not calloc.
5710 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5711 Fix memory leak, free allocated memory.
5713 * prefix.c (translate_name): Call xstrdup, not save_string.
5714 (update_path): Likewise.
5716 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5718 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5719 Don't define. Callers of xfree/savestring2 changed to use
5720 free/concat instead.
5722 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5723 (init_elim_table): Likewise.
5725 * resource.c (init_resource_info): Likewise.
5727 * stupid.c (stupid_life_analysis): Likewise.
5729 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5730 (open_dump_file): Call concat, not xmalloc/strcpy/...
5731 (clean_dump_file): Likewise.
5732 (compile_file): Call xstrdup, not xmalloc/strcpy.
5734 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5736 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5737 * v850.c (v850_va_arg): New.
5739 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5741 * haifa-sched.c: Tidy comments.
5743 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5745 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5746 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5747 $(out_object_file)): Depend on ggc.h.
5748 * c-common.c: Include "ggc.h".
5749 (combine_strings): If doing GC, use ggc_alloc_string.
5750 * c-decl.c: Include "ggc.h".
5751 (ggc_p): Define with value 0.
5752 (mark_binding_level): New function.
5753 (init_decl_processing): Add GC roots.
5754 (mark_c_function_context): New function.
5755 (lang_mark_false_label_stack): New function.
5756 (lang_mark_tree): New function.
5757 (lang_cleanup_tree): New function.
5758 * c-lang.c: Include "ggc.h".
5759 (lang_init): Call c_parse_init.
5760 * c-lex.c: Include "ggc.h".
5761 (check_linenum): If doing GC, don't copy filenames to permanent
5763 * c-parse.in: Include "ggc.h".
5764 (c_parse_init): New function.
5765 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5766 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5768 * except.c (mark_eh_state): Mark more state.
5769 * function.c (mark_function_state): Likewise.
5770 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5771 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5772 * toplev.c (mark_file_stack): New function.
5773 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5774 (main): Add root for input_file_stack.
5776 * i386.c: Include "ggc.h".
5777 (ix86_mark_machine_status): New function.
5778 (override_options): Set mark_machine_status.
5780 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5782 * tree.c (copy_node): Copy node contents also if doing GC.
5784 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5786 * collect2.c (scan_libraries): Fix double-thinko :-).
5788 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5790 * collect2.c (scan_libraries): Fix thinko.
5792 * cse.c (delete_trivially_dead_insns): Do not skip the last
5793 insn if it is a real insn.
5795 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5797 * Makefile.in (ggc-simple.o): Depend on hash.h.
5798 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5799 (ggc_mark_tree_varray): Likewise.
5800 (ggc_mark_tree_hash_table): Likewise.
5801 * ggc-simple.c: Include hash.h.
5802 (ggc_mark_tree_hash_table_ptr): New function.
5803 (ggc_mark_tree_hash_table_entry): Likewise.
5804 (ggc_mark_tree_hash_table): Likewise.
5805 (ggc_add_tree_hash_table_root): Likewise.
5806 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5807 rtx, when defining fields.
5809 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5811 * profile.c (output_func_start_profiler): Remove apparently
5812 nonsensical call to start_sequence.
5814 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5816 * clipper/clipper.c (clipper_va_start): Fix typos.
5818 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5819 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5820 (spur_va_arg): New stub.
5822 * configure.in: Comment out pyramid.
5824 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5826 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5827 don't conflict with the bits that win32, cygwin, and dgux
5830 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5831 Bernd Schmidt <bernds@cygnus.co.uk>
5833 * integrate.c (function_cannot_inline_p): Do not inline
5834 functions with forced labels.
5836 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5837 Bernd Schmidt <bernds@cygnus.co.uk>
5838 Mark Mitchell <mark@codesourcery.com>
5840 * Makefile.in (ggc-simple.o): Depend on varray.h.
5841 (rtl.o): Depend on ggc.h.
5842 (genattrtab.o): Depend on ggc.h.
5843 (print-tree.o): Likewise.
5844 (fold-const.o): Likewise.
5845 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5846 (make_insn_raw): Don't cache insns when GC'ing.
5847 (emit_insn_before): Likewise.
5848 (emit_insn_after): Likewise.
5849 (emit_insn): Likewise.
5850 (start_sequence): Use xmalloc to allocate the sequence_stack.
5851 (end_sequence): Add free to free it.
5852 (gen_sequence): Don't cache insns when GC'ing.
5853 (clear_emit_caches): Don't use sequence_element_free_list.
5854 (init_emit): Use xcalloc, not xmalloc+bzero.
5855 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5856 * function.c (pop_function_context_from): Use free to free the
5857 fixup_var_refs_queue.
5858 (put_reg_into_stack): Allocate it with xmalloc.
5859 * genattrtab.c: Include ggc.h.
5860 (operate_exp): Don't use obstack_free when GC'ing.
5861 (simplify_cond): Likewise.
5862 (simplify_text_exp): Likewise.
5863 (optimize_attrs): Likewise.
5864 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5866 (gencode): Generate a #include for ggc.h.
5867 * ggc-callbacks.c (ggc_p): Define it to zero.
5868 * ggc-none.c (ggc_p): Likewise.
5869 * ggc-simple.c: Include varray.h.
5870 (ggc_mark_tree_varray): New function.
5871 (ggc_add_tree_varray_root): Likewise.
5872 (ggc_mark_tree_varray_ptr): Likewise.
5873 * ggc.h (ggc_p): Declare.
5874 (varray_head_tag): Likewise.
5875 (ggc_add_tree_varray_root): Declare.
5876 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5877 inconsistencies when GC'ing.
5878 * rtl.c: Include ggc.h.
5879 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5880 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5881 (rtx_free): Don't call obstack_free when GC'ing.
5882 * toplev.c (rest_of_compilation): Call ggc_collect after every
5884 * tree.c (push_obstacks): Do nothing, if GC'ing.
5885 (pop_obstacks_nochange): Likewise.
5886 (pop_obstacks): Likewise.
5887 (make_node): Use ggc_alloc_tree when GC'ing.
5888 (copy_node): Likewise.
5889 (get_identifier): Use ggc_alloc_string when GC'ing.
5890 (build_string): Likewise.
5891 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5892 (tree_cons): Likewise.
5894 (type_hash_canon): Don't call obstack_free when GC'ing.
5896 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5898 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5899 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5901 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5902 Bernd Schmidt <bernds@cygnus.co.uk>
5903 Mark Mitchell <mark@codesourcery.com>
5905 * Makefile.in (stor-layout.o): Depend on ggc.h.
5906 (expr.o): Depend on ggc.h.
5907 (profile.o): Depend on ggc.h.
5908 (stor-layout.o): Depend on ggc.h.
5909 * emit-rtl.c (init_emit_once): Add gc roots.
5910 * expr.c: Include ggc.h.
5911 (emit_block_move): Add gc roots.
5912 (clear_storage): Likewise.
5913 * expr.h (init_stor_layout_once): New function.
5914 * profile.c: Include ggc.h.
5915 (init_arc_profiler): profiler_label is a root.
5916 * scan.c (make_sstring_space): Trust xrealloc to function
5917 correctly with first parameter NULL.
5918 * stor-layout.c: Include ggc.h.
5919 (set_sizetype): Add gc root.
5920 (init_stor_layout_once): New function.
5921 * toplev.c (compile_file): Call it.
5923 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5924 Bernd Schmidt <bernds@cygnus.co.uk>
5925 Mark Mitchell <mark@codesourcery.com>
5927 * Makefile.in (tree.o): Depend on ggc.h.
5928 (varasm.o): Likewise.
5929 (function.o): Likewise.
5931 (except.o): Likewise.
5932 (optabs.o): Likewise.
5933 (emit-rtl.o): Likewise.
5934 * emit-rtl.c: Include ggc.h.
5935 (sequence_element_free_list): Remove, and all references.
5936 (mark_sequence): New functions.
5937 (mark_emit_state): New function.
5938 * except.c: Include ggc.h.
5939 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5940 (mark_tree_label_node): New functions.
5941 (mark_eh_state): New function.
5942 * function.c: Include ggc.h.
5943 (mark_temp_slot, mark_function_chain): New functions.
5944 (mark_function_state): New function.
5945 (init_function_once): New function.
5946 * function.h (init_function_once): New function.
5947 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5948 * ggc.h (label_node): Declare.
5949 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5950 (lang_mark_false_label_stack): New function.
5951 (mark_temp_slot): Remove declaration.
5952 (mark_function_chain): Likewise.
5953 (mark_eh_state): Adjust prototype.
5954 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5956 * optabs.c: Include ggc.h.
5957 (mark_optab): New function.
5958 (init_optabs): Add gc roots.
5959 * stmt.c: Include ggc.h.
5960 (mark_cond_nesting, mark_loop_nesting): New functions.
5961 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5962 (mark_stmt_state): New function.
5963 * toplev.c (compile_file): Call init_function_once.
5964 * tree.c: Include ggc.h.
5965 (type_hash): Move declaration earlier in file.
5966 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5967 (init_obstacks): Add gc roots.
5968 (mark_type_hash): New function.
5969 * varasm.c: Include ggc.h.
5970 (mark_pool_constant): New function.
5971 (mark_varasm_state): New function.
5973 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5975 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5977 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5979 * c-decl.c (struct language_function): Renamed from struct c_function.
5981 (c_function_chain): Delete.
5982 (push_c_function_context): New arg F. Don't warn about nested
5983 functions here. Fill LANGUAGE elt of F. Delete code to update
5984 c_function_chain. Don't call push_function_context.
5985 (pop_c_function_context): New arg F. Restore from there instead of
5986 from c_function_chain. Don't call pop_function_context. Clear out
5987 LANGUAGE field of F when done.
5988 * c-lang.c: Include "function.h"
5989 (lang_init): Initialize save_lang_status and restore_lang_status.
5990 * c-parse.in (nested_function, nested_function_notype): Warn about
5991 nested functions. Call push_function_context/pop_function_context
5992 instead of the _c_ variants.
5993 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5995 * Makefile.in (c-lang.o): Update dependencies.
5997 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5998 regno_pointer_flag, regno_pointer_align.
5999 (gen_reg_rtx): Use xrealloc to enlarge them.
6000 (free_emit_status): New function.
6001 * function.c (mark_machine_status, mark_lang_status): New variables.
6002 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6003 in some bits from assign_stack_local. All callers changed to use new
6005 (assign_stack_local): Just call assign_stack_local_1.
6006 (free_after_compilation): New function.
6007 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6008 (trampoline_address): Likewise.
6009 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6010 (prepare_function_start): Explicitly clear some more variables.
6011 * function.h (struct function): New elt can_garbage_collect.
6012 (mark_machine_status, mark_lang_status): Declare variables.
6013 (free_after_compilation, free_emit_status, free_varasm_status,
6014 init_varasm_status): Declare functions.
6015 * toplev.c (rest_of_compilation): Call free_after_compilation when
6016 done with the current function.
6017 * varasm.c (free_varasm_status): New function.
6019 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6021 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6022 (EXPAND_BUILTIN_VA_ARG): Define.
6023 * sparc.c (sparc_va_start): New.
6024 (sparc_va_arg): New.
6026 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6028 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6030 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6032 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6034 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6036 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6038 (ggc-callbacks.o): New target.
6039 * ggc-callbacks.c: New file.
6041 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6043 * expr.h: Collapse individual optab and libfunc vars to arrays.
6044 (optab_index, libfunc_index): New enumerations.
6045 (optab_table, libfunc_table): New arrays.
6046 Add accessor macros for both.
6048 * optabs.c (optab_table, libfunc_table): New.
6049 Delete declarations for individual optab and libfunc vars.
6051 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6053 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6055 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6057 * Makefile.in (GGC, GGC_LIB): New.
6058 (HOST_RTL): Include ggc-none.o.
6059 (ggc-simple.o): New target.
6060 (ggc-none.o): Likewise.
6061 * tree.h (tree_common): Add gc_mark.
6062 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6063 (struct rtvec_def): Add gc_mark.
6064 * emit-rtl.c (global_rtl): Update static initializers to contain
6065 enough initializers.
6066 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6067 * toplev.c (gc_time): New variable.
6068 (all_time): New variable.
6069 (compile_file): Print gc time.
6070 (print_time): Calculate percentage of the whole.
6072 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6074 Change obstack memory management and varasm constant pool handling so
6075 that nested functions are treated like any other functions.
6076 * function.c (init_machine_status): New variable.
6077 (push_function_context_to): Set contains_functions for the outer
6078 function. Don't call save_varasm_status.
6079 (pop_function_context_from): Don't call restore_varasm_status. Don't
6080 set current_function_contains_functions.
6081 (prepare_function_start): Call init_varasm_status rather than
6082 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6084 * function.h (struct function) Add field varasm. Delete fields
6085 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6086 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6087 (init_machine_status): Declare.
6088 (save_varasm_status, restore_varasm_status): Delete declarations.
6089 (save_tree_status, restore_tree_status): Delete last argument.
6090 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6091 code. All callers changed.
6092 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6093 save_constants_in_decl_trees, restore_constants, save_constants,
6094 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6096 (inlining): New variable.
6097 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6098 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6100 (save_for_inline_nocopy): Don't save constants.
6101 Don't set inl_emit field in current_function.
6102 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6103 function. Set new variable inlining before
6104 calling copy_rtx_and_substitute.
6105 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6106 constant pool references if inlining is nonzero.
6107 Delete ADDRESS and (most of the) CONST cases.
6108 (output_inline_function): Save and restore current_function/
6109 current_function_decl. Delete restore_constants code. Don't call
6110 init_const_rtx_hash_table.
6111 * output.h (init_const_rtx_hash_table): Don't declare.
6112 * rtl.h (struct function): Declare.
6113 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6114 * toplev.c (rest_of_compilation): Don't treat nested functions or
6115 functions containing them specially. Delete all code to deal with
6116 save_for_inline_copying.
6117 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6118 inline_obstacks): Delete variables.
6119 (save_tree_status): Lose arg CONTEXT. All callers changed.
6120 Simply allocate a new function_maybepermanent_obstack for the new
6121 function, delete all the special cases.
6122 Don't save inline_obstacks.
6123 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6124 Delete special handling for function_maybepermanent_obstack; simply
6126 Don't restore inline_obstacks.
6127 (permanent_allocation): Delete code that frees inline_obstacks.
6128 (print_inline_obstack_statistics): Delete function.
6129 (dump_tree_statistics): Don't call it.
6130 * varasm.c (struct varasm_status): New.
6131 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6132 last_pool, pool_offset, const_double_chain): Delete global
6133 variables, replace with accessor macros.
6134 (immed_double_const): Don't walk const_double_chain outside a
6135 function, but don't treat nested functions specially anymore.
6136 (immed_real_const_1): Likewise.
6137 (clear_const_double_mem): Don't treat nested functions specially.
6138 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6139 (save_varasm_status, restore_varasm_status): Delete functions.
6140 (init_varasm_status): New function.
6141 (force_const_mem): Don't treat nested functions specially.
6142 (find_pool_constant): Accept new arg F, search for constants in
6143 that function's pool rather than the current one. All callers
6145 (get_pool_constant_for_function, get_pool_mode_for_function): New
6148 * i386.c (init_386_machine_status): New function, mostly from
6149 clear_386_stack_locals.
6150 (struct machine_functions): Rename element names to avoid name
6152 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6153 macros, replacing global variables.
6154 (clear_386_stack_locals, save_386_machine_status,
6155 restore_386_machine_status): Delete functions.
6156 (override_options): Initialize init_machine_status.
6157 * i386.h (INIT_EXPANDERS): Delete macro.
6158 (save_386_machine_status, restore_386_machine_status,
6159 clear_386_stack_locals): Delete declarations.
6161 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6163 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6164 (doloop_begin): Simplify pattern and use emit_jump_insn.
6165 (doloop_end): Simplify pattern, switch operand order,
6166 and use emit_jump_insn.
6168 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6170 * function.h (struct function): Add new element LANGUAGE.
6171 (save_lang_status): Declare new variable.
6172 (restore_lang_status): Likewise.
6173 * function.c (save_lang_status): Define.
6174 (restore_lang_status): Likewise.
6175 (push_function_context_to): Call language-specific save function.
6176 (pop_function_context_from): Call language-specific restore function.
6178 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6180 * i386.md (movsf_1): Check REG_P before use of REGNO.
6181 (movdf_1): Likewise.
6182 (movxf_1): Likewise.
6183 (extendsfdf2): Likewise.
6184 (extendsfxf2): Likewise.
6185 (extenddfxf2): Likewise.
6187 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6189 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6190 constants into memory.
6191 (c4x_shiftable_constant): New function.
6192 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6193 (c4x_shiftable_constant): Declare.
6194 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6195 ashlqi3_noclobber): Add new patterns and associated splitters.
6197 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6199 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6200 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6201 * final.c (shorten_branches): Likewise.
6202 * global.c (global_alloc): Likewise.
6203 * haifa-sched.c (build_control_flow): Likewise.
6204 * stmt.c (check_for_full_enumeration_handling): Likewise.
6205 (estimate_case_costs): Likewise.
6207 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6209 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6211 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6213 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6214 (recompute_reg_usage): Likewise.
6215 * rtlanal.c (find_regno_fusage): Likewise.
6217 * rtl.c (rtl_check_failed_code1): New function.
6218 (rtl_check_failed_code2): New.
6219 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6220 (RTL_CHECKC1, RTL_CHECKC2): New.
6221 (XC*): New accessor macros.
6222 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6223 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6224 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6225 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6226 (TRAP_*, RANGE_INFO_*): Likewise.
6228 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6230 * Makefile.in (tlink.o): Don't depend on toplev.h.
6232 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6233 output_file, nm_file_name, ldd_file_name, strip_file_name,
6234 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6235 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6236 fork_execute, maybe_unlink, add_to_list,
6237 extract_init_priority, write_list, dump_list,
6238 dump_prefix_list, write_list_with_asm, write_c_file,
6239 write_c_file_stat, write_c_file_glob, scan_prog_file,
6240 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6241 ignore_library, extract_string, notice, dump_file, target_machine,
6242 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6243 read_file, print_load_command): Constify a char*.
6244 (fdopen, error, fatal, fatal_perror): Don't prototype.
6245 (my_strerror): Remove. All callers use xstrerror instead.
6246 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6247 (main): Add prototype. Constify lots of char* ptrs. Change calls
6248 to xcalloc/strcpy/strcat/... to one call to concat.
6249 (main, scan_prog_file, scan_libraries): Use an intermediate
6250 `const char **' to build an argv array.
6251 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6253 * collect2.h (collect_execute, collect_wait, dump_file,
6254 file_exists): Constify a char*.
6255 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6256 temporary_firstobj, vflag, debug): Add extern declarations.
6257 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6259 * tlink.c: Don't include toplev.h.
6260 (vflag, debug, ldout, c_file_name, temporary_obstack,
6261 permanent_obstack, temporary_firstobj): Don't declare.
6262 (tlink_execute, frob_extension, symbol_hash_lookup,
6263 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6264 recompile_files, read_repo_files, demangle_new_symbols,
6265 scan_linker_output): Constify a char*.
6266 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6267 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6269 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6271 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6272 (relative) rather than jsr (absolute) subroutine call insns.
6273 * config/m68k/m68k-coff.h: Ditto.
6275 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6277 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6278 now rework these too.
6279 (arm_reorg): If an insn can't reach the end of the current pool,
6280 ensure that we emit that pool before the insn.
6282 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6284 * tlink.c (scan_linker_output): Skip the initial underscore in
6285 a mangled name if appropriate.
6287 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6289 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6290 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6291 error_with_ivar, gen_declarator, create_builtin_decl,
6292 my_build_string, generate_descriptor_table, generate_ivars_list,
6293 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6294 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6295 dump_base_name, lang_decode_option, build_encode_expr,
6296 start_class, finish_class, encode_pointer, really_start_method,
6297 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6299 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6300 Add static prototypes.
6301 (build_objc_string_decl, build_selector_reference_decl,
6302 encode_bitfield, build_class_reference_decl): Remove unused
6303 parameter, all callers changed.
6304 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6305 (objc_printable_name): Likewise. Change second parameter to type int.
6306 (init_objc): Use memcpy, not bcopy, to avoid casts.
6308 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6310 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6311 reg notes on a deleted insn.
6312 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6314 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6316 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6318 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6320 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6323 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6325 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6326 * tm.texi (MD_ASM_CLOBBERS): Document it.
6328 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6330 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6331 * except.c (expand_rethrow): Remove unused variable.
6332 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6333 * flow.c (replace_insns): Likewise.
6334 (create_edge_list, verify_edge_list): Likewise.
6335 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6337 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6338 is special code to run.
6339 (main): Don't define operands to emit_operand.
6340 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6342 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6344 * alpha/alpha.h (normal_memory_operand): Declare.
6345 (reg_no_subreg_operand): Declare.
6346 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6348 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6350 * c-parse.in (compstmt_primary_start): New, broken out of first
6351 part of compstmt handling in primary.
6352 (primary): Use it. Add an error clause.
6353 (compstmt_nostart): Renamed from compstmt; remove all
6354 initial invocations of compstmt_start.
6357 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6359 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6362 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6364 * combine.c (simplify_shift_const): Remove extra semicolon.
6365 * dwarf2out.c (remove_AT): Likewise.
6366 * expmed.c (expand_mult): Likewise.
6367 * gcov.c (create_program_flow_graph): Likewise.
6368 * reorg.c (mostly_true_jump): Likewise.
6370 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6372 * fold-const.c (fold_range_test): Do not try to fold the range
6373 test if the rhs or lhs has side effects.
6375 * combine.c (simplify_rtx): Recognize another case of a synthesized
6378 * varasm.c (mark_constant_pool): When marking indirect references,
6379 only look at SYMBOL_REFs.
6381 * except.c (expand_fixup_region_end): Do not peek at
6382 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6384 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6386 * flags.h: New variables align_loops, align_loops_log,
6387 align_jumps, align_jumps_log, align_labels, align_labels_log,
6388 align_functions, align_functions_log.
6389 * toplev.c: Define them.
6390 (f_options): Handle -falign-* when they have no argument.
6391 (main): Add logic to set variables for -falign-functions,
6392 -falign-jumps, -falign-labels, -falign-loops.
6393 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6394 (display_help): Change help to match options.
6395 * final.c (LABEL_ALIGN): Default to align_labels_log.
6396 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6397 (LOOP_ALIGN): Default to align_loops_log.
6398 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6399 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6400 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6401 * varasm.c (assemble_start_function): Handle align_functions.
6403 * config/sparc/sparc.h: Don't declare sparc_align_*.
6404 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6405 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6407 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6409 * config/sparc/sparc.c: Delete sparc_align_loops,
6410 sparc_align_jumps, sparc_align_funcs and the corresponding string
6412 (sparc_override_options): Default align_functions on ultrasparc.
6413 Delete -malign-* handling.
6415 * config/mips/mips.c (override_options): On 64-bit targets,
6416 try to align code to 64-bit boundaries.
6417 (print_operand): New substitution, %~,
6418 which aligns labels to align_labels_log.
6419 * config/mips/mips.md (div_trap_normal): Use %~.
6420 (div_trap_mips16): Likewise.
6425 (ashldi3_internal): Likewise.
6426 (ashrdi3_internal): Likewise.
6427 (lshrdi3_internal): Likewise.
6428 (casesi_internal): Likewise.
6430 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6432 Merge new ia32 backend from the branch!
6434 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6435 See ChangeLog.P2 on new_ia32_branch for details.
6437 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6438 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6439 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6440 * i386/gas.h (ASM_FILE_START): Define.
6441 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6442 for name change of ix86_valid_decl_attribute_p.
6443 (i386_pe_valid_type_attribute_p): Similarly.
6445 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6447 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6448 to step through CC modes.
6450 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6452 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6453 it would end up in the shadow of a live flags regsiter.
6455 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6457 * reload1.c: Fix many indentation problems.
6458 * reload.c: Likewise.
6460 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6462 * alias.c (non_local_reference_p): Constify fmt.
6464 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6466 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6468 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6470 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6471 the internal_arg_pointer.
6473 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6475 Merge peephole2 from new_ia32_branch:
6476 * Makefile.in (STAGESTUFF): Add *.peephole2.
6477 (mostlyclean): Likewise.
6478 (recog.o): Depend on resource.h.
6480 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6481 (final_scan_insn): Likewise for the invocation of peephole.
6482 * genconfig.c (main): Look for peephole and peephole2 patterns.
6483 Emit HAVE_peephole* accordingly.
6484 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6485 * flags.h (flag_peephole2): Declare.
6486 * toplev.c: New pass peephole2. New flag -fpeephole2.
6488 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6489 * gencodes.c (main): Likewise.
6490 * genextract.c (main): Likewise.
6491 * genoutput.c (main): Likewise.
6492 * genemit.c (max_operand_1): Look for the max scratch operand.
6493 (gen_rtx_scratch): New.
6494 (gen_exp): Use it, and pass on new arg subroutine_type.
6495 (gen_expand): Take max scratch into account.
6496 (gen_split): Emit peephole2 functions.
6497 (output_peephole2_scratch): New.
6498 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6499 * genrecog.c (routine_type): Add PEEPHOLE2.
6501 (make_insn_sequence): Match outer parallel for peep2. Discard
6502 top level scratches and dups.
6503 (add_to_sequence): New args insn_type and top. Update all callers.
6504 Handle toplevel peep2 matching insns.
6505 (write_subroutine): Handle peep2.
6506 (write_tree_1): Likewise.
6507 (write_tree): Likewise.
6509 (change_state): New arg afterward. Update all callers.
6510 Handle matching separate insns.
6511 * recog.c (recog_next_insn): New.
6512 (peephole2_optimize): New.
6513 * rtl.def (DEFINE_PEEPHOLE2): New.
6514 * resource.c (find_free_register): New argument last_insn. Use it
6515 to find a register available through the entire span.
6516 * resource.h (find_free_register): Update prototype.
6518 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6520 * i386.c (output_strlen_unroll): Don't write xops[7]
6521 label if it wasn't set.
6523 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6525 * cpplib.c (struct directive): Const-ify name pointer and
6526 function pointer prototype.
6527 (validate_else, do_define, do_line, do_include, do_undef,
6528 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6529 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6530 do_warning): Const-ify second arg.
6531 (directive_table): Mark const. Reorder entries by frequency
6532 of usage, record statistics.
6534 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6536 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6537 bounds- check RTL accesses if --enable-checking.
6538 (RTVEC_ELT): Bounds check if --enable-checking.
6539 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6540 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6541 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6543 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6544 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6546 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6547 (NOTE_SOURCE_FILE): Use X0STR.
6548 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6549 MEM_ALIAS_SET): Use X0INT.
6550 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6551 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6553 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6554 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6555 (rtl_check_failed_bounds, rtl_check_failed_type1,
6556 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6558 (fancy_abort): Fix comment.
6560 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6561 (cse_insn): Decrement LABEL_NUSES for jump target before
6563 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6564 * final.c (alter_subreg): Compute regno before changing x to
6565 REG; set REGNO(x) after changing it.
6566 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6567 notes containing CONST_INTs.
6568 (delete_eh_regions): Use NOTE_EH_HANDLER.
6569 * function.c (put_reg_into_stack): Make reg a MEM before
6571 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6573 (gen_mem_addressof): Make reg a MEM before initializing it.
6574 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6576 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6577 deleting an insn, not after.
6578 (block_alloc): Only look at PATTERN(insn) if we have to, and
6579 only if it's format class 'i'.
6580 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6581 CONST_INT before using its INTVAL.
6582 * print-rtl.c (print_rtx): Use X0STR.
6583 * regmove.c (fixup_match_1): Don't look at PATTERN of
6584 non-class-'i' insn chain elements.
6585 * reload.c (loc_mentioned_in_p): Take address of
6586 in->fld[1].rtx directly.
6587 * reload1.c (reload): Change reg to a MEM before initializing
6589 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6591 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6593 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6595 * config/mips/mips.c (machine_dependent_reorg): Force a
6596 barrier to output the local constant pool if a barrier hasn't
6597 been found at a natural point in the instruction stream.
6599 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6601 * c-parse.in (language_string): Constify.
6603 * dwarf2out.c (language_string): Remove declaration.
6605 * dwarfout.c (language_string): Likewise.
6607 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6609 * tree.h (language_string, init_parse, finish_parse): Declare.
6611 * i386/sun386.h (language_string): Remove declaration.
6613 * mips.h (language_string): Likewise.
6615 * nextstep.h (language_string): Likewise.
6617 * nextstep21.h (language_string): Likewise.
6619 * rs6000.c (language_string): Likewise.
6621 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6623 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6624 (getpwd.o): Remove target.
6626 * getpwd.c: Delete file. Its in libiberty now.
6628 * dbxout.c (getpwd): Don't prototype.
6629 * dwarf2out.c (getpwd): Likewise
6630 * dwarfout.c (getpwd): Likewise
6631 * final.c (getpwd): Likewise.
6632 * protoize.c (getpwd): Likewise.
6634 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6636 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6638 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6640 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6643 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6645 * fixinc/Makefile.in (subdir): New.
6646 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6649 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6651 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6652 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6655 * invoke.texi: Fix typo.
6657 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6658 changed. Handle autoincrement addressing modes.
6660 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6661 just like we would the virtual incoming args register when
6664 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6666 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6667 path, in .file directive.
6669 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6671 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6674 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6676 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6679 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6681 * tree.c (tree_code_name): Constify a char*.
6683 * tree.h (tree_code_name, decl_printable_name): Likewise.
6685 * function.h (struct function): Likewise.
6687 * toplev.c (decl_name, decl_printable_name): Likewise.
6689 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6691 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6692 (init_objc): Remove function pointer cast.
6694 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6696 * pa.md (interspace_jump): New pattern.
6697 (builtin_longjmp): New expander.
6699 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6701 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6702 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6703 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6705 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6707 * jump.c (delete_prior_computation): Also check calls
6708 to constant functions. Don't bother checking for a
6709 REG_UNUSED note before adding it.
6710 (delete_computation): Handle multi-word hard registers
6711 when synthesizing missing REG_DEAD notes for a register
6712 which is both set and used by an insn.
6714 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6716 * loop.c (this_loop_info): New variable.
6717 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6718 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6720 (prescan_loop, strength_reduce): New argument loop_info. All callers
6722 (scan_loop): New variable loop_info, initialise to address of
6724 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6725 Delete variable loop_has_multiple_exit targets and replace with
6726 field in this_loop_info.
6727 (find_and_verify_loops): Rename this_loop to this_loop_num.
6728 (strength_reduce): Delete loop_iteration_info. Replace variable
6729 loop_info with function argument of same name.
6730 (insert_bct): Rework test for loop being completely unrolled.
6732 * loop.h (struct loop_info): New fields num, loops_enclosed,
6733 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6734 has_indirect_jump, and cont. Redefine use of unroll_number.
6735 (loop_unroll_number): Delete.
6737 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6739 (loop_iterations): Delete variable vtop and instead use
6740 loop_info->vtop computed in prescan_loop.
6742 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6744 * fix-header.c (main): Do not pass a null pointer to strcmp.
6746 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6748 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6750 * configure: Rebuilt.
6752 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6754 * jump.c (jump_optimize_1): Do not delete assignments to
6755 internal_arg_pointer.
6756 * cse.c (delete_trivially_dead_insns): Always consider a set of
6757 the internal_arg_pointer live.
6759 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6761 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6762 (update_life_info) [REG_WAS_0]: Search the original insns rather
6763 than the new insns for the note. Fix typos finding note_dest.
6764 If no dest found, discard the note rather than abort.
6765 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6766 (replace_insns): Remove the old insn list after update_life_info
6769 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6771 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6773 (sched_analyze_1): Let add_dependence care for not adding dups.
6774 (sched_analyze_2): Likewise.
6775 (add_branch_dependences): Likewise.
6777 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6779 * i386/winnt.c (export_list): New type.
6780 (exports_head): Rename to
6781 (export_head): this.
6782 (i386_pe_record_exported_symbol): Add is_data flag.
6783 (i386_pe_asm_file_end): Emit directive for exported variables.
6784 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6786 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6787 (ASM_DECLARE_OBJECT_NAME): Likewise.
6788 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6789 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6791 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6793 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6795 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6798 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6800 * config/openbsd.h: Define SET_ASM_OP.
6801 * tm.texi: cross-reference SET_ASM_OP in the index.
6803 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6805 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6806 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6807 and class_narrowest_mode at compile time. Kill init_rtl.
6808 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6809 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6810 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6812 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6814 * rtl.h: Declare rtx_length and rtx_format as const.
6815 * machmode.def: Define CC(). Use CC() to define CCmode. If
6816 EXTRA_CC_MODES is defined, expand it here.
6817 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6818 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6819 const. Kill all references to EXTRA_CC_MODES.
6821 * toplev.c: Don't prototype or call init_rtl.
6822 * optabs.c: Don't call init_mov_optab.
6823 * genemit.c: Don't generate init_mov_optab. Don't call
6825 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6827 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6828 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6829 genrecog.c: Don't call init_rtl.
6831 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6832 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6833 definition of EXTRA_CC_MODES.
6835 * md.texi: Kill ref to EXTRA_CC_NAMES.
6836 * tm.texi: Document new way to define EXTRA_CC_MODES.
6838 * genrecog.c: Do not look up the name of a define_split.
6841 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6843 * config/v850/v850.md: Fix typo introduced by previous delta.
6845 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6847 * gcc.c (fatal): Make definition static to match prototype.
6849 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6851 * combine.c (get_last_value): Don't look for earlier sets if the last
6852 known set is somewhere in between the insns being combined.
6854 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6856 * configure.in: Don't use shell ! to negate exit codes
6857 * configure: Regenerate
6859 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6861 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6862 the fact that ALIGN is measured in bits, not bytes.
6864 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6866 * errors.c: New file; defines functions error, warning, and
6867 fatal, variables have_error and progname.
6868 * errors.h: New file; prototypes and decls for stuff in errors.c.
6870 * Makefile: Add rules to build errors.o and
6871 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6872 genopinit, genrecog, genextract, genpeep, genattr, and
6873 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6874 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6875 genpeep.o, genattr.o, and genoutput.o.
6877 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6878 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6879 define or prototype fatal. Set progname at beginning of main.
6880 * genoutput.c: Likewise, and don't define or prototype error
6883 * c-typeck.c (c_expand_start_case): Return immediately if exp
6885 * fold-const.c (operand_equal_p): Return immediately if arg1
6886 or arg0 are ERROR_MARKs.
6887 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6888 fields of type ERROR_MARK when calculating if the record can
6891 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6892 with much help from Jeffrey A Law and Richard Henderson
6894 * i386.md: In the 6 insns which call output_fix_trunc,
6895 earlyclobber operands[0].
6897 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6899 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6900 creating new registers.
6902 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6904 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6905 i386_reg_alloc_order, i386_regparm_string,
6906 i386_align_loops_string, i386_align_jumps_string,
6907 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6908 and i386_branch_cost_string as type "const char *".
6909 * i386.c: Define all above strings as type "const char *".
6911 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6913 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6914 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6916 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6918 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6919 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6921 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6923 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6924 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6925 (dwarf2out_line, dwarf2out_finish): Likewise.
6926 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6928 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6930 * tree.c (lang_unsave_expr_now) : Correct return type.
6931 * tree.h (lang_unsave_expr_now) : Same.
6933 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6935 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6936 instead of duplicating code.
6938 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6940 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6942 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6944 * tree.h: fancy_abort always takes three args.
6945 * resource.c: Move include of system.h before toplev.h.
6947 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6949 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6952 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6954 * system.h: Don't redefine abort or trim_filename.
6955 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6956 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6957 whether or not __FUNCTION__ is available.
6958 * tree.h: Duplicate rtl.h's definition of abort, for files
6959 that don't include rtl.h. Delete all code to perform type
6960 checking with a compiler other than GCC.
6961 * varray.h: Delete all code to perform type checking with a
6962 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6963 its arguments exactly once, using a statement expression.
6964 Adjust the VARRAY_<type> accessor macros to match.
6965 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6966 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6967 caller's location. Define fatal_insn and fatal_insn_not_found
6968 as macros that use _fatal_insn and _fatal_insn_not_found.
6969 (fancy_abort, trim_filename): Kill prototypes.
6971 * rtl.c (trim_filename): Move here from toplev.c.
6972 (fancy_abort): New function.
6973 (DIR_SEPARATOR): Provide default definition.
6974 * tree.c (tree_check_failed, tree_class_check_failed): Go
6975 through fancy_abort.
6976 (tree_check, tree_class_check, cst_or_constructor_check,
6977 expr_check): Delete.
6978 * varray.c (varray_check_failed): New function.
6979 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6980 _fatal_insn and _fatal_insn_not_found. Go through
6982 (trim_filename, fancy_abort): Delete.
6984 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6985 * except.c (start_catch_handler): Report ICE with error/abort
6987 * final.c (output_operand_lossage): Likewise.
6988 * flow.c (verify_flow_info): Likewise.
6990 * gcc.c: Prototype fatal.
6991 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6992 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6993 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6994 Don't define fancy_abort.
6996 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6998 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7001 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7003 * m88k.h (VERSION_INFO2): Kill.
7004 (VERSION_STRING): Kill.
7006 (VERSION_INFO1): Tidy.
7007 (TARGET_VERSION): Update.
7008 * m88k/dgux.h (VERSION_INFO2): Kill.
7009 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7010 * m88k/luna.h (VERSION_INFO1): Tidy.
7011 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7012 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7013 (output_file_start): Adjust for death of VERSION_STRING.
7015 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7017 * cpplib.c (detect_if_not_defined): New function.
7018 (do_if): Use it to detect potential once-only headers.
7020 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7022 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7024 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7026 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7027 anywere in the function only if they are pseudos and set before
7028 being used (not live at the start of the function).
7029 (num_sign_bit_copies) : Same.
7030 (get_last_value_validate) : Same.
7031 (get_last_value) : Same.
7033 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7035 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7036 where N and M are constant and N is an integer multiple of M.
7038 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7040 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7041 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7042 sbitmap_union_of_preds): Add prototypes.
7043 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7044 the intersection of successors with the new flow graph structures.
7045 (sbitmap_intersection_of_preds): New function to compute the
7046 intersection of predecessors with the new flow graph structures.
7047 (sbitmap_union_of_succs): New function to compute the union of
7048 successors with the new flow graph structures.
7049 (sbitmap_union_of_preds): New function to compute the union of
7050 predecessors with the new flow graph structures.
7051 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7052 (expr_reaches_here_p): Use edge and basic_block structures instead
7053 of s_preds and s_succs.
7054 (compute_cprop_avinout): Use new sbitmap routines.
7055 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7056 of s_preds and s_succs.
7057 * flow.c (compute_flow_dominators): Compute dominators using
7058 edges and basic blocks instead of s_preds and s_succs.
7060 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7062 * lists.c (unused_insn_list, unused_expr_list): New file for
7063 maintaining various types of lists. New statics for maintaining a
7064 cache of available INSN_LIST and EXPR_LIST nodes.
7065 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7066 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7067 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7068 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7069 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7070 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7071 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7072 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7073 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7074 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7075 (remove_dependence, free_pending_lists): Use new global routines.
7076 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7077 (sched_analyze, compute_block_backward_dependences): Use new routines.
7078 (sched_analyze_1, sched_analyze_2): Use new routines.
7079 (schedule_insns): Use new global routines.
7080 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7082 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7083 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7085 * toplev.c (rest_of_compilation): Initialize node cache.
7086 * Makefile.in (OBJS): Add lists.o to list of object files.
7087 (lists.o): Add dependancies.
7089 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7091 * config/v850/v850.md: Fix compile time warning messages.
7092 * config/v850/v850.c: Fix compile time warning messages.
7093 * config/v850/v850.h: Fix compile time warning messages.
7095 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7097 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7098 Remove unused prototype for `init_lengths'.
7100 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7102 * calls.c (emit_call_1): Mark parameter `stack_size' with
7104 (expand_call): Initialize variable `insn'.
7105 (emit_library_call): Likewise for variable `high_to_save'.
7106 (emit_library_call_value): Likewise.
7107 (store_one_arg): Likewise for variables `lower_bound' and
7110 * combine.c (try_combine): Likewise for variables `i2_code_number'
7111 and `other_code_number'.
7112 (find_split_point): Likewise for variables `pos', `unsignedp' and
7114 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7115 (simplify_and_const_int): Remove unused variable `width'.
7116 (merge_outer_ops): Likewise.
7118 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7119 HOST_WIDE_INT' when comparing against one.
7120 (simplify_relational_operation): Likewise.
7121 (cse_insn): Initialize variables `src_eqv_volatile',
7122 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7124 * final.c (init_final): Constify parameter `filename'.
7125 (final_start_function): Mark parameter `optimize' with
7127 (profile_function): Likewise for parameters `first' and `optimize'.
7128 (output_source_line): Likewise for parameter `file'.
7130 * integrate.c (subst_constants): Cast a value to `size_t' when
7131 comparing against one.
7132 (mark_stores): Initialize variable `mode'. Cast a value to
7133 `size_t' when comparing against one.
7135 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7137 * loop.c (move_movables): Initialize variable `first'.
7138 (strength_reduce): Likewise for variable `increment'.
7139 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7140 value to `size_t' when comparing against one.
7141 (load_mems): Initialize variable `end_label'.
7143 * output.h (init_final): Constify parameter.
7145 * reload.c (decompose): Initialize variable `base'.
7147 * reload1.c (reload): Likewise for variable `is_scalar'.
7148 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7149 (choose_reload_regs): Initialize variable `mode'.
7150 (emit_reload_insns): Likewise for variable `store_insn'.
7151 (reload_cse_noop_set_p): Mark parameter `insn' with
7153 (reload_combine): Initialize variable `set'.
7155 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7156 (copy_loop_body): Cast a value to `size_t' when comparing against
7159 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7160 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7161 (remove_from_pending_weak_list): Mark parameter `name' with
7164 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7166 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7169 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7171 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7172 (ASM_DECLARE_FUNCTION_NAME): Define.
7173 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7174 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7175 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7176 not already defined.
7178 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7180 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7181 of n_popped when call/call_value are not defined.
7183 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7185 * tm.texi: GNU CC -> GCC conversion.
7186 (CC1_SPEC): Indicate it is used for all language front ends.
7188 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7190 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7191 NOTE_INSN_EH_REGION_END correctly.
7193 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7194 Jeff Law <law@cygnus.com>
7196 * loop.c (strength_reduce): Automatically unroll loops if the
7197 unrolled loop size is smaller than the rolled loop size.
7199 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7200 and delete comment that code should be rewritten.
7202 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7204 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7207 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7209 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7211 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7212 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7213 (LINK_SPEC): Add -u _main when building executables.
7214 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7215 (ASM_FILE_END): Use the default for ix86-pe.
7216 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7218 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7220 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7221 and ASM_CLOSE_PAREN are empty strings.
7223 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7224 Geoffrey Keating <geoffk@cygnus.com>
7226 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7227 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7228 (unprotoize.o): Ditto.
7229 (test-protoize-simple): Don't define STD_PROTO_DIR.
7230 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7231 changes to make 'test-protoize-simple' pass.
7232 (STD_PROTO_DIR): Remove define.
7233 (STANDARD_EXEC_PREFIX): Supply default define.
7234 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7235 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7236 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7237 (GET_ENV_PATH_LIST): New macro.
7238 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7239 (do_processing): Initialize default_syscalls_dir using new
7240 macros. Use it to initialize syscalls_absolute_filename.
7242 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7244 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7245 B into a register before emit_conditional_move.
7247 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7249 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7250 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7251 multiplicand out of (+ (* a b) (* c d)).
7253 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7254 Richard Henderson <rth@cygnus.com>
7256 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7257 (new_insn_dead_notes): Likewise.
7258 (update_n_sets): Likewise.
7259 (update_flow_info): Move to flow.c, renamed to update_life_info;
7260 extend to handle multiple source insns.
7261 * flow.c: Include resource.h
7262 (unlink_insn_chain): New.
7263 (split_hard_reg_notes): New.
7264 (maybe_add_dead_note): New.
7265 (maybe_add_dead_note_use): New.
7266 (find_insn_with_note): New.
7267 (new_insn_dead_notes): New.
7268 (update_n_sets): New.
7269 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7270 (maybe_remove_dead_notes): New.
7271 (update_life_info): New.
7272 (prepend_reg_notes): New.
7273 (replace_insns): New.
7274 * output.h (update_life_info): Declare.
7275 * recog.c (split_block_insns): Use update_life_info.
7276 * resource.c (find_free_register): Use reg_alloc_order, don't use
7277 fixed regs, make sure the mode is supported, don't use new regs.
7279 * rtl.h (replace_insns): Declare.
7281 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7283 * expr.c (expand_expr): Cope with COND_EXPRs with one
7284 non-returning branch.
7286 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7288 * expr.c (store_expr): Always pass down the target, even when not
7291 1999-08-24 Nick Clifton <nickc@cygnus.com>
7293 * configure.in: Define target_cpu_default for v850 targets.
7294 * configure: Regenerate
7296 * config/v850/v850.h (TARGET_CPU_generic): Define.
7297 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7298 addresses are 4 byte aligned.
7300 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7303 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7305 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7306 (main): Add prototypes.
7308 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7309 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7310 (write_attr_get): Emit prototypes along with function definition.
7311 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7312 (write_complex_function): Emit static prototype along with
7313 function definition.
7315 * genemit.c (gen_split): Emit prototypes along with function
7318 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7319 Likewise for predicates and `insn_operand_predicate'.
7320 (process_template): Emit static prototype along with function
7323 * genrecog.c (make_insn_sequence): Constify a char*. Add
7324 prototypes for get_split_*().
7325 (write_subroutine): Emit prototypes along with function
7328 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7330 * gcse.c (find_avail_set): Follow chains of register-register copies.
7331 Use oprs_not_set_p to guarantee that the returned value can be
7333 (cprop_insn): Don't verify the return value of find_avail_set with
7336 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7337 (cprop_cc0_jump): New function.
7338 (cprop_insn): Break out new function cprop_jump and use it.
7339 Also use cprop_cc0_jump for machines with CC0.
7340 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7342 * tree.h (current_function_calls_setjmp,
7343 current_function_calls_longjmp): Delete declarations.
7344 * dsp16xx.c: Include "function.h".
7345 * elxsi.c: Likewise.
7346 * gmicro.c: Likewise.
7347 * h8300.c: Likewise.
7350 * mn10200.c: Likewise.
7351 * mn10300.c: Likewise.
7352 * ns32k.c: Likewise.
7356 * rtl.h (rtx_equal_function_value_matters): Declare.
7357 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7359 * function.c: Likewise.
7360 * emit-rtl.c: Likewise.
7362 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7364 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7367 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7369 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7372 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7374 * cpp.texi: Add a node documenting macro varargs (copied
7377 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7379 * cppspec.c: Put a null pointer at the end of the new argv.
7381 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7383 * configure.in: Remove code to select/de-select the haifa
7384 scheduler. Every scheduled port gets haifa now.
7385 * configure: Rebuilt.
7386 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7388 * Makefile.in: Corresponding changes.
7390 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7392 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7393 All callers changed.
7394 (prepare_float_lib_cmp): Likewise.
7395 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7396 * expr.h (emit_float_lib_cmp): Delete declaration.
7397 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7398 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7399 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7401 (cmptf): Now conditional on TARGET_HARD_QUAD.
7403 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7405 * resource.c (mark_target_live_regs): Use
7406 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7408 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7410 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7412 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7414 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7416 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7418 * rtl.h (rtx_format): Constify a char*.
7420 * rtl.c (rtx_format): Likewise.
7421 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7422 (init_rtl): Use accessor macro, not `rtx_format'.
7424 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7427 * caller-save.c (mark_referenced_regs): Likewise.
7429 * combine.c (subst, make_compound_operation, known_cond,
7430 gen_rtx_combine, update_table_tick, get_last_value_validate,
7431 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7433 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7434 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7435 count_reg_usage): Likewise.
7437 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7440 * final.c (leaf_renumber_regs_insn): Likewise.
7442 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7443 dump_edge_info, count_reg_references): Likewise.
7445 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7446 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7449 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7450 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7451 add_label_notes): Likewise.
7453 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7454 clear_struct_flag, count_sub_rtxs, count_alternatives,
7455 compares_alternatives_p, contained_in_p, walk_attr_value,
7456 write_expr_attr_cache): Likewise.
7458 * genconfig.c (walk_insn_part): Likewise.
7460 * genemit.c (max_operand_1, gen_exp): Likewise.
7462 * genextract.c (walk_rtx): Likewise.
7464 * genflags.c (num_operands): Likewise.
7466 * genoutput.c (scan_operands): Likewise.
7468 * genpeep.c (match_rtx): Likewise.
7470 * genrecog.c (add_to_sequence): Likewise.
7472 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7475 * integrate.c (save_constants, copy_for_inline,
7476 copy_rtx_and_substitute, subst_constants, restore_constants):
7479 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7480 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7482 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7485 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7486 add_label_notes, replace_call_address, count_nonfixed_reads,
7487 invariant_p, find_single_use_in_loop, find_mem_givs,
7488 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7491 * print-rtl.c (reg_names, print_rtx): Likewise.
7493 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7495 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7496 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7497 print_blocks): Likewise.
7499 * regclass.c (fix_register, record_address_regs,
7500 reg_scan_mark_refs): Likewise.
7502 * regmove.c (stable_but_for_p): Likewise.
7504 * reload.c (loc_mentioned_in_p, operands_match_p,
7505 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7506 copy_replacements, refers_to_regno_for_reload_p,
7507 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7508 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7511 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7512 delete_address_reloads_1, count_occurrences,
7513 reload_cse_mem_conflict_p, reload_combine_note_use,
7514 add_auto_inc_notes): Likewise.
7516 * resource.c (mark_referenced_resources, mark_set_resources):
7519 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7520 reg_mentioned_p, regs_set_between_p, modified_between_p,
7521 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7522 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7523 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7524 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7526 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7528 * stupid.c (stupid_mark_refs): Likewise.
7530 * unroll.c (remap_split_bivs): Likewise.
7532 * varasm.c (mark_constants): Likewise.
7534 * a29k/a29k.c (uses_local_reg_p): Likewise.
7536 * alpha/alpha.c (summarize_insn): Likewise.
7538 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7539 eliminate_lr2ip): Likewise.
7541 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7543 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7544 reg_mentioned_in_mem): Likewise.
7546 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7547 symbolic_reference_mentioned_p): Likewise.
7549 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7551 * sh/sh.c (regs_used, mark_use): Likewise.
7553 * vax/vax.c (vax_rtx_cost): Likewise.
7555 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7557 * machmode.h (mode_name): Constify a char*.
7559 * rtl.c (mode_name): Likewise.
7561 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7563 * optabs.c (init_libfuncs): Constify a char*.
7565 * print-tree.c (mode_name): Remove redundant declaration.
7566 (print_node): Use accessor macro, not `mode_name'.
7568 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7570 (new_spill_reg): Constify a char*.
7572 * tree.c (mode_name): Remove redundant declaration.
7574 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7576 * rtl.c (rtx_name): Constify a char*.
7578 * rtl.h (rtx_name, fix_sched_param): Likewise.
7580 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7581 (mypr): Use accessor macro, not `rtx_name'.
7583 * genemit.c (print_code): Constify a char*.
7585 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7587 * genpeep.c (print_code): Constify a char*.
7589 * genrecog.c (print_code): Likewise.
7591 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7592 end_bb): Add static prototype.
7593 (draw_edge): Constify a char*.
7594 (end_bb): Remove unused parameter.
7596 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7597 print_block_visualization): Constify a char*.
7599 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7601 * c-common.c (c_get_alias_set): Update comment.
7603 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7605 * linux.h (LIB_SPEC): Added.
7607 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7609 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7611 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7613 * tree.c (expr_check): Fix typo in last change.
7615 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7617 * rtl.def (NOTE): Change format to "iuu0n".
7618 (ADDR_DIFF_VEC): Change format to "eEee0".
7619 (ADDRESSOF): Change format to "eit".
7621 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7622 (RTVEC_ELT): Change to match.
7623 (XVECEXP): Use XVEC and RTVEC_ELT.
7624 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7625 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7626 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7627 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7628 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7629 (INTVAL): Use XWINT.
7630 (ADDRESSOF_DECL): Use XTREE.
7631 (SET_ADDRESSOF_DECL): Delete.
7632 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7633 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7634 ifdefed out since 2.6 at least.
7635 (gen_rtvec_vv): Delete prototype.
7637 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7639 (copy_most_rtx): Handle 't' format letter.
7640 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7641 (gen_rtvec_vv): Delete function. All callers changed to use
7642 gen_rtvec_v instead.
7643 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7644 the '0' format letter.
7646 * function.c (gen_mem_addressof): Don't use
7647 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7649 * integrate.c (copy_rtx_and_substitute): Likewise.
7650 Copy 't' slots with XTREE.
7651 (subst_constants): Treat 't' slots like '[swi]' slots.
7652 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7653 * jump.c (rtx_equal_for_thread_p): Likewise.
7654 * rtlanal.c (rtx_equal_p): Likewise.
7655 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7656 only four arguments.
7657 * gengenrtl.c (type_from_format): Provide correct types for
7661 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7662 If a recent gcc is in use (always in stage2 and beyond), use
7663 statement expressions, so we don't make a function call unless
7664 the check fails. Evaluate arguments exactly once.
7665 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7666 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7668 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7669 they evaluate their arguments exactly once, irrespective of
7670 the compiler in use.
7672 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7673 is used by the currently-enabled check macros. This is:
7674 (tree_check_failed, tree_class_check_failed): For gcc.
7675 (tree_check, tree_class_check, cst_or_constructor_check,
7676 expr_check): For other compilers.
7678 * gencheck.c: Do not define any *_CHECK1 macros.
7680 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7681 Mark Mitchell <mark@codesourcery.com>
7683 * c-common.c (c_get_alias_set): Fix support for poitners and
7686 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7688 * alias.c: Include tree.h.
7689 (nonlocal_reference_p, mark_constant_function): New functions.
7690 * flow.c (life_analysis): Call mark_constant_function.
7691 * rtl.h (mark_constant_function): Declare it.
7693 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7695 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7696 unrecognisable switches.
7698 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7700 * loop.c (recombine_givs): Set ix field after sorting.
7701 (recombine_givs): Remove bogus index / giv lockstep looping.
7703 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7705 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7707 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7708 (do_cmp_and_jump): Formatting fixes.
7709 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7710 do_compare_rtx_and_jump instead of compare_from_rtx.
7711 (do_compare_rtx_and_jump): New function; mostly copied from
7713 (do_jump_for_compare): Delete.
7714 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7716 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7717 of compare/do_jump_for_compare pairs.
7718 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7719 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7720 compare_from_rtx/do_jump_for_compare pairs.
7721 (do_jump_by_parts_equality): Likewise.
7722 (do_jump_by_parts_equality_rtx): Likewise.
7723 * expr.h (do_compare_rtx_and_jump): Declare.
7724 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7725 that used to be in emit_cmp_insn.
7726 (cmp_available_p): New function.
7727 (prepare_operand): New function.
7728 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7729 to be in emit_cmp_insn.
7730 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7731 parameters to be pointers; don't emit final compare but modify some of
7732 the values pointed to by the args so the caller can perform the
7734 (expand_binop): Call emit_store_flag_force with signed forms of
7736 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7737 emit_jump_insn pair.
7738 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7739 emit_cmp_and_jump_insn_1. Call emit_queue.
7740 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7742 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7743 jump sets cc0 before deleting it.
7744 * integrate.c (expand_inline_function): Likewise.
7745 * unroll.c (unroll_loop): Similar changes in several places.
7746 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7749 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7751 * Makefile.in (insn-recog.o): Update dependencies.
7752 * genrecog.c (main): Make generated file include "function.h".
7754 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7756 * cse.c (cse_insn): Call never_reached_warning when a jump is
7757 changed to be unconditional.
7758 * flags.h: Declare warn_notreached.
7759 * flow.c (delete_block): Call never_reached_warning when
7761 * jump.c (delete_barrier_successors): Call never_reached_warning
7762 when we delete everything after a BARRIER.
7763 (never_reached_warning): New function.
7764 * rtl.h: Declare never_reached_warning.
7765 * toplev.c (warn_notreached): New variable.
7766 (lang_independent_options): Set warn_notreached
7767 when -Wunreachable-code.
7768 (compile_file): We need line numbers for -Wunreachable-code.
7770 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7772 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7773 * sched.c (insn_unit): Likewise.
7775 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7777 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7779 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7781 * flow.c (create_edge_list): Use xmalloc, not malloc.
7783 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7785 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7786 C-style comments. Do not lose the character before double slash.
7788 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7790 * basic-block.h (struct edge_list): Stucture to maintain a vector
7792 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7793 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7794 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7795 New function prototypes.
7796 * flow.c (create_edge_list): Function to create an edge list.
7797 (free_edge_list): Discards memory used by an edge list.
7798 (print_edge_list): Debug output showing an edge list.
7799 (verify_edge_list): Internal consistency check for an edge list.
7800 (find_edge_index): Function to find an edge index for a pred and succ.
7802 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7804 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7807 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7809 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7811 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7813 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7815 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7817 * toplev.c (rest_of_compilation): Allow machine dependent
7818 reorganisation pass to place information into the RTL dump
7819 file if it so wishes.
7821 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7823 * explow.c (hard_function_value): Use VOIDmode instead of
7825 * stmt.c (expand_return): Likewise.
7826 * stor-layout.c (get_best_mode): Likewise.
7828 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7829 emit call instead of emit_insn call.
7831 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7833 * configure.in: Handle --disable/enable-win32-registry.
7834 * install.texi: Document --disable/enable-win32-registry.
7835 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7836 (WIN32_REGISTRY_KEY): New macro.
7837 * prefix.c: Use to enable/disable win32-specific code.
7838 (lookup_key): Use versioned key.
7839 * configure: Regenerate.
7840 * config.in: Likewise.
7842 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7844 * cpplib.c (read_line_number): New fn, split out of...
7847 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7849 tree.c (lang_unsave_expr_now) : New.
7850 (unsave_expr_now): Call lang_unsave_expr_now.
7851 tree.h (lang_unsave_expr_now) : New.
7853 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7855 * toplev.c (flag_new_exceptions): On by default.
7857 1999-08-13 Michael Meissner <meissner@cygnus.com>
7859 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7861 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7863 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7864 INTEGER_TYPE with precision==1, it's __java_boolean.
7866 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7868 * global.c (prune_preferences): Move some invariants out of the
7871 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7873 * configure.in (alpha*-dec-osf*): Add osf5.
7875 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7877 * configure.in: Rework handling of ARM GNU/Linux slightly.
7878 (arm*-*-linux-gnuoldld): New target.
7879 * configure: Regenerate.
7880 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7881 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7882 * config/arm/linux-oldld.h: New file.
7883 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7884 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7886 * config/arm/linux-elf.h (ASM_SPEC): Define.
7887 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7888 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7889 for 26-bit APCS and old linker.
7890 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7892 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7893 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7894 don't define `arm' or `arm_elf'.
7895 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7896 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7898 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7900 * rtl.texi: Fix typo.
7902 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7904 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7906 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7908 * extend.texi (C++ Signatures): Remove node.
7909 * invoke.texi: Remove discussion of -fhandle-signatures,
7910 signature, sigof, __signature__, and __sigof__.
7912 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7914 * Makefile.in (JAVAGC): Removed.
7916 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7918 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7920 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7922 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7924 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7926 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7927 a register that is already known to be a pointer.
7929 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7931 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7932 * fixinc/inclhack.sh: Regenerated.
7933 * fixinc/fixincl.sh: Regenerated.
7935 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7937 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7938 Fix documentation of -ansi flag to describe its C++ behavior.
7939 Remove bogus reference to GCC 2.9.
7941 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7943 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7944 note if it is non-NULL.
7946 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7948 * except.h (eh_nesting_info): Add new structure defintion.
7949 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7950 (reachable_handlers, update_rethrow_references): Add function
7952 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7953 a rethrow symbol instead of an integer exception region number.
7954 * flow.c (Make_edges): Use new exception nesting routines to determine
7955 which handlers are reachable from a CALL or asynchronous insn.
7956 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7958 (delete_eh_regions): Update rethrow labels, and don't delete
7959 regions which are the target of a rethrow.
7960 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7961 avoid overloading the SYMBOL_REF_USED flag.
7962 (rethrow_symbol_map): Use new rethrow_ref field.
7963 (rethrow_used): Use new rethrow_ref field.
7964 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7965 of an integer. Fix formatting.
7966 (output_exception_table_entry): Use new rethrow_ref field.
7967 (can_throw): Check for EH_REGION_NOTE before deciding
7968 whether a CALL can throw or not.
7969 (scan_region): Call rethrow_used() instead of accessing data structure.
7970 (update_rethrow_references): New function to make sure only regions
7971 which are still targets of a rethrow are flagged as such.
7972 (process_nestinfo): New static function to initialize a handler
7973 list for a specific region.
7974 (init_eh_nesting_info): New function to allocate and initialize
7975 the list of all EH handlers reachable from all regions.
7976 (reachable_handlers): New function to retrieve the list of handlers
7977 reachable from a specific region and insn.
7978 (free_eh_nesting_info): New function to dispose of a list of
7981 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7983 * flow.c (split_edge): Set JUMP_LABEL field.
7984 (commit_one_edge_insertion): Set head correctly for insert_before.
7985 When inserting insns, update insn block numbers if allocated.
7987 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7989 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7990 retry_incomplete_types): Add static prototype.
7991 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7992 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7993 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7994 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7995 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7998 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7999 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8001 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8003 * output.h (assemble_name): Constify a char*.
8005 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8006 assemble_variable, assemble_name): Likewise.
8008 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8010 * arm/pe.c (arm_pe_unique_section): Likewise.
8012 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8014 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8016 * i386/interix.c (i386_pe_unique_section): Likewise.
8018 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8020 * i386/winnt.c (i386_pe_unique_section): Likewise.
8022 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8024 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8026 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8028 * pa/pa.c (output_call): Likewise.
8030 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8032 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8034 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8037 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8040 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8042 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8043 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8045 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8047 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8049 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8051 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8053 * tree.h (lang_identify): Constify a char*.
8054 (print_error_function): Add extern prototype. Constify a char*.
8056 * c-lang.c (lang_identify): Constify a char*.
8058 * objc/objc-act.c (lang_identify): Constify a char*.
8060 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8062 * genpeep.c (main): Make generated file include "function.h".
8063 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8065 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8067 * Makefile.in: Update dependencies.
8068 * alias.c: Include "function.h"
8069 * c-decl.c: Likewise.
8070 * caller-save.c: Likewise.
8071 * calls.c: Likewise.
8072 * combine.c: Likewise.
8074 * explow.c: Likewise.
8075 * final.c: Likewise.
8076 * global.c: Likewise.
8077 * graph.c: Likewise.
8078 * local-alloc.c: Likewise.
8080 * optabs.c: Likewise.
8081 * profile.c: Likewise.
8082 * recog.c: Likewise.
8083 * regclass.c: Likewise.
8084 * regmove.c: Likewise.
8085 * reload.c: Likewise.
8086 * reorg.c: Likewise.
8087 * resource.c: Likewise.
8088 * sched.c: Likewise.
8089 * stupid.c: Likewise.
8090 * config/1750a/1750a.c: Likewise.
8091 * config/a29k/a29k.c: Likewise.
8092 * config/arc/arc.c: Likewise.
8093 * config/arm/arm.c: Likewise.
8094 * config/arm/thumb.c: Likewise.
8095 * config/c4x/c4x.c: Likewise.
8096 * config/clipper/clipper.c: Likewise.
8097 * config/convex/convex.c: Likewise.
8098 * config/fx80/fx80.c: Likewise.
8099 * config/i860/i860.c: Likewise.
8100 * config/m68k/m68k.c: Likewise.
8101 * config/m88k/m88k.c: Likewise.
8102 * config/mips/mips.c: Likewise.
8103 * config/pdp11/pdp11.c: Likewise.
8104 * config/pyr/pyr.c: Likewise.
8105 * config/romp/romp.c: Likewise.
8106 * config/sh/sh.c: Likewise.
8107 * config/tahoe/tahoe.c: Likewise.
8108 * config/vax/vax.c: Likewise.
8109 * config/we32k/we32k.c: Likewise.
8110 * config/sparc/sparc.c: Include "function.h".
8111 (mem_min_alignment): Test current_function rather than
8112 regno_pointer_align.
8113 * config/pa/pa.c: Likewise.
8114 (compute_frame_size): Delete declaration of
8115 current_function_outgoing_args_size.
8116 * config/arc/arc.h (current_function_varargs): Delete declaration.
8117 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8119 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8121 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8122 current_function_uses_pic_offset_table.
8123 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8124 of current_function_returns_pointer.
8125 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8126 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8127 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8128 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8129 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8130 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8131 * config/m88k/m88k.c: Include "function.h"
8132 (call_used_regs, current_function_pretend_args_size,
8133 current_function_outgoing_args_size, frame_pointer_needed): Delete
8135 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8137 * config/mips/mips.h (current_function_calls_alloca): Delete
8139 * config/mn10200/mn10200.h (current_function_needs_context,
8140 rtx_equal_function_value_matters): Delete declarations.
8141 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8142 flag_pic): Delete declarations.
8143 * config/pa/pa.h (current_function_pretend_args_size,
8144 current_function_decl): Delete declarations.
8145 * config/pa/som.h (current_function_varargs): Delete declaration.
8146 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8148 * config/pyr/pyr.h (current_function_pretend_args_size,
8149 current_function_args_size, current_function_calls_alloca): Delete
8151 * config/sh/sh.h (current_function_varargs): Delete declaration.
8152 * config/sparc/sparc.h (current_function_outgoing_args_size,
8153 current_function_calls_alloca, current_function_decl): Delete
8155 * config/spur/spur.h (current_function_pretend_args_size,
8156 current_function_calls_alloca): Delete declarations.
8157 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8159 * config/vax/vms.h (current_function_name): Delete declaration.
8160 * gcse.c: Include "function.h".
8161 (current_function_name, current_function_calls_setjmp): Delete
8163 * haifa-sched.c: Include "function.h".
8164 (forced_labels): Delete declaration.
8166 * reg-stack.c: Likewise.
8167 * reload1.c: Likewise.
8168 * genemit.c (main): Make generated file include function.h.
8169 * genoutput.c (output_prologue): Likewise.
8171 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8172 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8173 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8174 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8175 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8176 macros for some of them.
8177 (emit_filename, emit_lineno): Delete declarations.
8178 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8179 regno_pointer_* variables through current_function.
8180 (gen_inline_header_rtx): Delete function.
8181 (save_emit_status): Delete function.
8182 (set_new_last_label_num): New function.
8183 (clear_emit_caches): New function.
8184 (restore_emit_status): Just clear last_labelnum and call
8186 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8187 through macro seq_stack.
8188 (add_insn_after): Likewise.
8189 (add_insn_before): Likewise.
8190 (remove_insn): Likewise.
8191 (pop_topmost_sequence): Likewise.
8192 (in_sequence_p): Likewise.
8193 (start_sequence_for_rtl_expr): Likewise.
8194 (start_sequence): Likewise, and likewise for
8195 sequence_rtl_expr/seq_rtl_expr.
8196 (push_topmost_sequence): Likewise.
8197 (end_sequence): Likewise.
8198 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8199 All callers changed. Store into that pointer instead of globals.
8200 (init_emit): Allocate emit elt of current_function.
8201 Changes for sequence_rtl_expr/sequence_stack renaming.
8202 Call clear_emit_caches instead of doing it in-line.
8203 Access regno_pointer_* variables through current_function.
8204 (init_emit_once) Don't clear sequence_stack.
8206 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8208 (arg_pointer_save_area): Delete declaration.
8209 (finish_expr_for_function): Renamed from init_queue; no longer static.
8210 (init_expr): Don't call init_queue.
8211 (save_expr_status, restore_expr_status): Delete functions.
8212 (expand_expr): Changes to reflect new layout of struct function.
8213 Don't access current_function_check_memory_usage when current_function
8215 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8216 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8217 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8218 current_function_uses_const_pool, function_call_count,
8219 current_function_uses_pic_offset_table, nonlocal_labels,
8220 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8221 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8222 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8224 (finish_expr_for_function): Declare.
8225 * flags.h (current_function_has_nonlocal_label,
8226 current_function_has_nonlocal_goto, current_function_is_thunk,
8227 current_function_has_computed_jump): Delete declarations.
8228 * flow.c (forced_labels): Delete declaration.
8229 * function.c (current_function_pops_args,
8230 current_function_returns_struct, current_function_returns_pcc_struct,
8231 current_function_needs_context, current_function_calls_setjmp,
8232 current_function_calls_longjmp, current_function_has_nonlocal_label,
8233 current_function_has_nonlocal_goto, current_function_is_thunk,
8234 current_function_has_computed_jump, current_function_calls_alloca,
8235 current_function_contains_functions, current_function_returns_pointer,
8236 current_function_epilogue_delay_list, current_function_args_size,
8237 current_function_pretend_args_size, current_function_arg_offset_rtx,
8238 current_function_outgoing_args_size, current_function_varargs,
8239 current_function_stdarg, current_function_args_info, cleanup_label,
8240 current_function_name, current_function_uses_const_pool,
8241 current_function_instrument_entry_exit, current_function_return_rtx,
8242 current_function_uses_pic_offset_table, nonlocal_labels,
8243 current_function_internal_arg_pointer, current_function_cannot_inline,
8244 current_function_check_memory_usage, function_call_count,
8245 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8246 nonlocal_goto_stack_level, return_label, save_expr_regs,
8247 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8248 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8249 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8250 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8251 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8253 (push_function_context_to): Don't save them. Don't call
8254 save_storage_status, save_emit_status or save_expr_status.
8255 (pop_function_context_from): Don't restore them. Don't call
8256 restore_storage_status or restore_expr_status.
8257 (get_func_frame_size): New function.
8258 (get_frame_size): Use it.
8259 (assign_outer_stack_local): Reflect some member name changes in struct
8261 (put_reg_into_stack): Likewise.
8262 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8264 (fixup_var_refs): Likewise.
8265 (fix_lexical_addr): Likewise.
8266 (trampoline_address): Likewise.
8267 (prepare_function_start): Clear field inlinable of current_function.
8268 (init_function_for_compilation): New function.
8269 (expand_dummy_function_end): New function.
8270 (expand_function_end): Call finish_expr_for_function.
8271 * function.h (struct emit_status): New; fields moved here from struct
8272 function and from global variables. Add accessor macros for some of
8274 (struct expr_status): Likewise.
8275 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8276 (struct function): Add fields expr and emit, inlinable, inl_emit,
8277 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8278 inl_max_label_num. Add many comments.
8279 Add accessor macros for all elts of struct function that no longer
8280 have a global variable.
8281 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8282 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8283 stack_slot_list): Delete declarations.
8284 (get_func_frame_size): Declare.
8285 (save_expr_status, restore_expr_status, save_emit_status,
8286 save_storage_status, restore_storage_status): Delete declarations.
8287 (init_virtual_regs): Declare.
8288 * output.h (current_function_pops_args,
8289 current_function_returns_struct, current_function_returns_pcc_struct,
8290 current_function_needs_context, current_function_calls_setjmp,
8291 current_function_calls_longjmp, current_function_calls_alloca,
8292 current_function_has_nonlocal_label, current_function_varargs,
8293 current_function_has_computed_jump, current_function_returns_pointer,
8294 current_function_contains_functions, current_function_args_size,
8295 current_function_pretend_args_size, current_function_stdarg,
8296 current_function_outgoing_args_size, current_function_args_info,
8297 current_function_name, current_function_return_rtx,
8298 current_function_epilogue_delay_list,
8299 current_function_uses_const_pool, current_function_cannot_inline):
8300 Delete declarations.
8301 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8302 regno_reg_rtx): Delete declaration.
8303 (REGNO_POINTER_FLAG): Delete macro.
8304 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8305 function were renamed.
8306 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8308 * toplev.c: Include "function.h".
8309 (current_function_decl): Delete declaration.
8310 (compile_file): Call init_dummy_function_start and
8311 expand_dummy_function_end around some initializations that need to
8313 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8314 Call init_function_for_compilation.
8315 * unroll.c: Include "function.h"
8316 (unroll_loop): Access regno_pointer_* variables through
8319 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8320 (DECL_SAVED_INSNS): use it.
8321 (expand_dummy_function_end): Declare.
8322 (init_function_for_compilation): Declare.
8323 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8324 that it's no longer an INLINE_HEADER.
8325 (expand_call): Likewise.
8326 * integrate.c (finish_inline): Delete function.
8327 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8328 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8329 args. Don't generate an INLINE_HEADER rtx, just return the arg
8330 vector. All callers changed.
8331 (save_for_inline_copying): Create a duplicate struct emit_status to
8332 hold the emit state for compiling the current function. Use this and
8333 the other new fields in struct function that are for integration
8334 instead of an INLINE_HEADER.
8335 Use memcpy instead of bcopy.
8336 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8337 (save_for_inline_nocopy): Similar changes, except no new emit_status
8339 (expand_inline_function): Get information from function structure,
8340 not from an inline header rtx.
8341 (output_inline_function): Lose code to extract the necessary
8342 information from an inline header; simply put back the function
8343 structure into current_function. Clear its inlinable elt.
8344 * rtl.def (INLINE_HEADER): Delete.
8345 * rtl.h: Delete all accessors for an INLINE_HEADER.
8346 (gen_inline_header_rtx): Delete declaration.
8347 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8348 Delete declarations.
8349 (REGNO_POINTER_ALIGN): Delete.
8350 (clear_emit_caches): Declare.
8351 (set_new_last_label_num): Declare.
8353 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8355 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8357 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8358 * stmt.c (is_eh_region): Make sure current_function is present, too.
8360 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8362 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8363 for 64bit PA targets.
8365 * pa.h (SELECT_SECTION): Define.
8366 * som.h (SELECT_SECTION): Delete.
8368 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8370 * alias.c (init_alias_analysis): Wrap call to
8371 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8373 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8375 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8376 <sys/asm.h> contains an asm comment with an apostrophe
8377 * fixinc/inclhack.sh: regen
8378 * fixinc/fixincl.x: regen
8380 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8382 * function.c (init_function_start): Clear prologue & epilogue.
8383 (prologue_epilogue_contains): New function.
8384 * alias.c (init_alias_analysis): Use it.
8385 * rtl.h (prologue_epilogue_contains): Declare it.
8387 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8389 * jump.c (onlyjump_p): New function.
8390 * rtl.h: Declare it.
8391 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8392 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8394 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8396 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8397 to invert loops. Simplify block scanning.
8399 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8401 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8402 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8404 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8406 * config/sparc/liteelf.h: New file to support sparclite-elf target
8407 * config/sparc/t-sp86x: New file to support sparc86x targets
8408 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8409 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8410 * configure.in: Support above target triplets
8411 * configure: Regenerated
8413 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8415 * fixinc/server.c (server_setup): Do not prefix function used as
8418 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8420 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8421 Remove fp reg alternatives.
8423 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8425 * Makefile.in (TAROUTOPTS): Kill.
8426 (install-headers-tar): Use "xpf" for tar headerfile extraction
8427 * i370/x-oe (TAROUTOPTS): Delete.
8428 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8429 * m68k/x-hp320 (TAROUTOPTS): Delete.
8430 * m68k/x-hp320g (TAROUTOPTS): Delete.
8431 * gcc.texi: Update bug reporting text.
8433 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8435 * reg-stack.c (change_stack) Fixed problem with negative array index.
8437 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8439 * extend.texi, install.texi: Fix spelling mistakes.
8441 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8442 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8443 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8445 * mips/t-ecoff: Likewise.
8446 * mips/t-elf: Likewise.
8447 * mips/t-mips: Likewise.
8448 * mips/t-osfrose: Likewise.
8449 * mips/t-r3900: Likewise.
8450 * mips/t-svr3: Likewise.
8451 * mips/t-svr4: Likewise.
8452 * mips/t-ultrix: Likewise.
8454 * gcc.texi: Document recommend means to provide software floating
8455 point libraries in libgcc.a
8457 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8459 * c-lex.c (yylex): We can have a number with no digits.
8461 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8463 * jump.c (delete_prior_computation): New function, broken
8464 out of delete_computation. Check for side effects with
8465 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8466 multi-word hard registers.
8467 (delete_computation): Use it. Check for side effects with
8468 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8469 missing REG_DEAD note for a register which is both set and
8472 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8474 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8475 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8476 (ASM_FILE_START): Import _mcount with the right type.
8477 (ASM_DECLARE_FUNCTION_NAME): Define.
8478 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8479 * pa.c (output_function_prologue): Always emit the function's label
8481 * pa.h (TEXT_SPACE_P): Define.
8482 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8483 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8484 * som.h (TEXT_SPACE_P): Delete.
8485 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8486 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8488 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8490 * expr.c (emit_group_load): Allow src to be a CONCAT.
8492 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8494 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8495 (___mulsi3): Use '!' comment character.
8497 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8499 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8501 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8503 * gcc.c: Update URLs and mail addresses.
8504 * gcc.texi: Likewise.
8506 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8508 * rs6000.c (current_file_function_operand): Return zero for
8510 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8512 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8515 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8517 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8518 allocate space in the stack frame for the PIC register.
8520 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8522 * m68k.md (xordi3, anddi3): These patterns are not available on
8525 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8527 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8528 (PUT_REAL): Likewise.
8530 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8532 * final.c (shorten_branches): Don't add an alignment for loops
8533 that have no label inside.
8535 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8537 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8538 prototypes in macro HAVE_cmpstrsi.
8540 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8542 * emit-rtl.c (operand_subword): Remove unused variable
8545 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8547 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8549 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8551 * cpphash.c (macroexpand): Delete leading whitespace when arg
8552 is concatenated before.
8553 (unsafe_chars): Correct test for whether + and - can extend a
8556 * cppinit.c (cpp_start_read): Do dependencies for
8557 -include/-imacros files also.
8559 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8560 tokenizing non-directive lines.
8561 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8562 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8565 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8567 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8569 * c-lex.c: Sync with C++ frontend.
8570 (linemode): New variable.
8571 (parse_float): imag, conversion_errno, and type are output only.
8572 (yylex): Adjust. Move initial '.' case into main switch.
8574 (handle_generic_pragma): Just deal with tokens.
8575 (readescape): Use ISXDIGIT and ISGRAPH.
8576 * c-parse.in: Add END_OF_LINE token.
8578 * c-lex.c (lang_init): Generalize.
8579 (nextchar): Remove. Replace uses with UNGETC.
8580 (skip_white_space): Handle linemode here. Optimize for cpplib.
8581 (skip_white_space_on_line): Remove.
8582 (extend_token_buffer_to): New fn.
8583 (extend_token_buffer): Use it.
8584 (read_line_number, check_newline): Just deal with tokens.
8585 (token_getch, token_put_back): New fns.
8586 (yylex): Use them. More cpplib optimizations. Simplify.
8588 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8589 Jason Merrill <jason@yorick.cygnus.com>
8591 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8592 (consume_string): Make this smart about USE_CPPLIB.
8593 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8594 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8595 Also, clean up cases where we redundantly set token_buffer[0].
8596 (read_line_number): New fn.
8597 (ignore_escape_flag): New variable.
8599 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8601 * a29k/t-a29kbare: Fix some comments.
8602 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8603 (FPBIT, DPBIT): Define.
8604 * a29k/t-vx29k: Likewise.
8605 * arc/t-arc: Likewise.
8606 * arm/t-arm-elf: Likewise.
8607 * arm/t-bare: Likewise.
8608 * arm/t-pe: Likewise.
8609 * arm/t-pe-thumb: Likewise.
8610 * arm/t-semi: Likewise.
8611 * arm/t-thumb: Likewise.
8612 * arm/t-thumb-elf: Likewise.
8613 * arm/t-thumb-linux: Likewise.
8614 * h8300/t-h8300: Likewise.
8615 * i960/t-i960: Likewise.
8616 * i960/t-vxworks960: Likewise.
8617 * m32r/t-m32r: Likewise.
8618 * mips/t-ecoff: Likewise.
8619 * mips/t-elf: Likewise.
8620 * mips/t-r3900: Likewise.
8621 * pa/t-pro: Likewise.
8622 * rs6000/t-aix43: Likewise.
8623 * rs6000/t-beos: Likewise.
8624 * rs6000/t-newas: Likewise.
8625 * rs6000/t-ppccomm: Likewise.
8626 * rs6000/t-rs6000: Likewise.
8627 * rs6000/t-winnt: Likewise.
8628 * rs6000/t-xnewas: Likewise.
8629 * rs6000/t-xrs6000: Likewise.
8630 * sh/t-sh: Likewise.
8631 * sparc/t-elf: Likewise.
8632 * sparc/t-sparcbare: Likewise.
8633 * sparc/t-sparclite: Likewise.
8634 * sparc/t-splet: Likewise.
8635 * v850/t-v850: Likewise.
8636 * mn10200/t-mn10200: Fix comments.
8637 * mn10300/t-mn10300: Likewise.
8639 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8640 dummy operand. Allocate a new pseudo for the dummy operand.
8641 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8643 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8645 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8647 * configure: Rebuilt.
8648 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8650 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8652 * recog.c (preproces_constraints): Zero recog_op_alt before
8653 processing the constraints.
8655 * arm.c (typedef minipool_node): Renamed from pool_node.
8656 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8657 (add_minipool_constant): New function.
8658 (dump_minipool): New function.
8659 (find_barrier): Remove special case for getting the insn size of
8660 an insn that references the constant pool.
8661 (minipool_fixup): New structure.
8662 (push_minipool_barrier): New function.
8663 (push_minipool_fix): New function.
8664 (note_invalid_constants): New function.
8665 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8666 (arm_reorg): Rewrite code to fix up the constant pool into a
8667 series of mini-pools embedded in the insn stream.
8668 (arm_output_epilogue): New function, made mainly from the body
8669 of output_func_epilogue.
8670 (output_func_epilogue): Move insn generation part of epilogue code
8671 to arm_output_epilogue.
8672 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8673 * arm.md (pool_range): New attribute.
8674 (zero_extendqidi2): Add attribute pool_range.
8675 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8676 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8677 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8678 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8679 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8680 (epilogue): New expand.
8681 (epilogue_insn): New insn. Call arm_output_epilogue.
8683 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8684 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8686 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8688 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8690 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8692 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8694 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8696 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8698 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8700 * global.c: Fix comment.
8702 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8704 * gcc.c (access_check): New static function.
8705 (find_a_file): Use it when searching a directory list.
8706 * collect2.c (find_a_file): Don't accept directories found when
8707 searching a directory list.
8709 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8711 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8712 function parameters with `&'.
8713 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8715 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8717 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8718 or tidy_fallthru_edge if the last insn in the block is not
8719 an unconditional jump or a simple conditional jump.
8721 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8723 * Makefile.in (c-decl.o): Depends on defaults.h.
8725 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8727 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8729 (CLASS_MAX_NREGS): Likewise.
8731 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8733 * cse.c (cse_insn): Fix dumb thinko in last change.
8735 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8737 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8740 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8742 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8743 test for sizes of passed and declared parameter types.
8745 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8747 * fixincludes: Fix the return type of bsearch, char* -> void*.
8749 * fixinc/inclhack.def: Likewise.
8751 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8753 * invoke.texi (-fdump-translation-unit): New option.
8755 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8757 * expr.h (PROMOTE_PROTOTYPES): Move ...
8758 * defaults.h: ... to here.
8759 * c-decl.c: Include defaults.h instead of expr.h.
8760 * c-typeck.c: Include defaults.h.
8762 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8764 * toplev.h (errorcount): Declare.
8765 (warningcount): Likewise.
8766 (sorrycount): Likewise.
8767 * c-lex.c (errorcount): Don't declare.
8768 * dwarf2out.c (errorcount): Don't declare.
8770 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8772 * config/libgloss.h: Add a note discouraging use with ELF.
8773 * configure.in: Don't use libgloss.h for ELF targets.
8774 Always use_collect2 on a.out targets.
8776 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8778 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8779 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8781 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8783 * loop.c (strength_reduce): When doing biv->giv conversion, update
8784 reg note of NEXT->insn.
8786 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8788 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8790 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8792 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8793 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8794 Ensure expr.h is included.
8795 * c-typecheck.c (convert_arguments): Ditto.
8797 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8799 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8800 * config/convex/convex.h: Ditto.
8801 * config/dsp16xx/dsp16xx.h: Ditto.
8802 * config/fx80/fx80.h: Ditto.
8803 * config/gmicro/gmicro.h: Ditto.
8804 * config/i370/i370.h: Ditto.
8805 * config/i386/i386.h: Ditto.
8806 * config/m32r/m32r.h: Ditto.
8807 * config/m68k/m68k.h: Ditto.
8808 * config/m88k/m88k.h: Ditto.
8809 * config/mips/mips.h: Ditto.
8810 * config/pa/pa.h: Ditto.
8811 * config/pyr/pyr.h: Ditto.
8812 * config/tahoe/tahoe.h: Ditto.
8813 * config/we32k/we32k.h: Ditto.
8815 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8818 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8820 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8823 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8825 1999-08-02 Richard Henderson <rth@cygnus.com>
8827 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8828 for the register spill block.
8830 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8831 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8833 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8834 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8835 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8837 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8839 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8840 MAX_WCHAR_TYPE defined in sparc.h.
8841 * config/sparc/linuxaout.h: Likewise.
8842 * config/sparc/linux64.h: Likewise.
8843 Also default to -mvis if CPU is UltraSPARC.
8845 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8847 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8848 (RTX_OK_FOR_OLO10): Likewise.
8849 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8850 %lo(), allow it in addresses...
8851 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8852 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8853 does not make sense.
8854 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8855 (sparc_output_scratch_registers): New function.
8856 (output_function_prologue, sparc_flat_output_function_prologue): Use
8858 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8860 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8861 * configure.in: Add check for .register pseudo-op support in as and
8862 check for offsetable %lo().
8863 * acconfig.h: Add templates for the above checks.
8864 * configure: Regenerate.
8866 1999-08-02 Richard Henderson <rth@cygnus.com>
8868 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8869 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8870 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8872 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8874 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8877 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8879 * config/float-sparc.h: New file.
8880 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8881 sparc-*-linux-gnu and sparc64-*-linux*.
8883 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8885 * rs6000.c (rs6000_va_list): Type is an array.
8886 (rs6000_va_start): Don't doubly adjust for varargs.
8887 (rs6000_va_arg): Evaluate long long GPR adjustment.
8889 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8891 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8892 -maix64 and -maix32.
8893 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8894 LINK_SPEC): Change appropriately.
8895 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8896 (u_short_cint_operand): Likewise.
8897 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8899 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8901 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8903 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8905 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8907 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8908 (non_add_cint_operand): Likewise.
8909 (logical_operand): Likewise.
8910 (non_logical_cint_operand): Likewise.
8911 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8912 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8913 (rs6000_select_rtx_section): Suppress warning.
8914 (small_data_operand): Suppress warning.
8915 (rs6000_got_register): Suppress warning.
8916 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8917 type, so `J' is generally the wrong constraint for a SImode value;
8919 (andsi3_internal2): Likewise.
8920 (andsi3_internal3): Likewise.
8921 (iorsi3_internal1): Likewise.
8922 (xorsi3_internal1): Likewise.
8924 (movsf_softfloat): Likewise.
8925 (scc insns): Likewise.
8926 (movsi+2): Preserve sign bits of SImode constant.
8927 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8928 (movdf+1): Sign-extend properly.
8929 (movdi_32+1): Sign-extend properly.
8930 (scc insns): Sign-extend properly.
8932 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8935 1999-08-02 Richard Henderson <rth@cygnus.com>
8937 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8939 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8940 * alpha.md (all fp insns): Likewise.
8942 1999-08-02 Nick Clifton <nickc@cygnus.com>
8944 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8947 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8949 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8950 pic_load_label generator directly.
8951 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8952 No longer a named pattern.
8954 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8956 * explow.c (force_reg): Call force_operand if X does not
8957 satisfy general_operand.
8959 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8961 * fix-header.c (main): When testing for CONTINUED, use string
8962 equality, not pointer equality.
8964 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8966 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8968 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8970 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8971 that has become an unconditional jump.
8973 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8974 (output_function_epilogue): Similarly.
8976 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8978 * tree.h (init_dummy_function_start): Declare.
8980 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8982 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8983 last_expr_type, last_expr_value, block_start_count, block_stack,
8984 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8985 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8986 dynamically in stmt elt of struct function for each function.
8987 (struct nesting): Rename function_call_count elt to n_function_calls,
8988 target_temp_slot_level to block_target_temp_slot_level. All users
8990 (struct stmt_status): New structure definition.
8991 Add many accessor macros for stmt_status elements which previously
8992 were global variables.
8993 (init_stmt_for_function): Allocate stmt elt for current_function.
8994 Reflect that block_start_count was renamed to
8995 current_block_start_count.
8996 (save_stmt_status, restore_stmt_status): Delete functions.
8997 (preserve_subexpressions_p): Don't access loop_stack when outside
8999 (expand_start_bindings): Reflect that block_start_count was renamed to
9000 current_block_start_count.
9001 (expand_fixup): Likewise.
9002 (expand_decl): Don't access block_stack when outside a function.
9003 (expand_decl_cleanup): Likewise.
9004 (expand_dcc_cleanup): Likewise.
9005 (expand_dhc_cleanup): Likewise.
9006 (expand_anon_union_decl): Likewise.
9007 (set_file_and_line_for_stmt): New function.
9008 (in_control_zone_p): New function.
9010 * function.h (struct function): Add new elt stmt.
9011 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9012 case_stack, nesting_stack, nesting_depth, block_start_count,
9013 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9014 emit_lineno, goto_fixup_chain.
9015 (save_eh_status, restore_eh_status, save_stmt_status,
9016 restore_stmt_status): Delete declarations.
9017 * function.c (push_function_context_to): Don't call save_stmt_status.
9018 (pop_function_context_to): Don't call restore_stmt_status.
9019 * tree.h (in_control_zone_p): Declare.
9020 * rtl.h (set_file_and_line_for_stmt): Declare.
9022 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9023 call set_file_and_line_for_stmt.
9025 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9027 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9028 Also update copyright.
9030 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9032 * c-pragma.c: Don't include "except.h".
9033 * emit-rtl.c: Likewise.
9034 * stor-layout.c: Likewise.
9036 * varasm.c: Likewise.
9038 * flow.c: Include "function.h".
9039 * tree.h (init_dummy_function_start): Declare new function.
9041 * except.h (struct eh_status): New structure.
9042 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9044 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9045 catch_clauses, false_label_stack, caught_return_label_stack,
9046 protect_list, current_function_ehc): Add accessor macros for the
9047 corresponding fields in current_function->eh; delete declarations
9048 for all items that used to be declared here.
9049 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9050 catch_clauses, false_label_stack, caught_return_label_stack,
9051 protect_list, current_function_ehc): Delete variables.
9052 (init_eh_for_function): Allocate current_function->eh.
9053 (save_eh_status, restore_eh_status): Delete functions.
9055 * function.h (struct function): Add fields next_global and eh.
9056 Delete all exception handling related fields.
9057 * function.c (current_function): New variable.
9058 (all_functions): New variable.
9059 (push_function_context_to): Don't allocate a struct function,
9060 use current_function instead. Call init_dummy_function_start when
9061 outside a function. Clear current_function before returning.
9062 (pop_function_context_from): Restore current_function.
9063 Don't free the restored struct function.
9064 (prepare_function_start): New function.
9065 (init_dummy_function_start): New function.
9066 (init_function_start): Break out some code into prepare_function_start
9069 * stmt.c (save_stmt_status): Don't call save_eh_status.
9070 (restore_stmt_status): Don't call restore_eh_status.
9072 * Makefile.in: Update dependencies.
9074 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9076 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9077 of depending on a magic constant value. Update comments.
9078 (hppa_expand_prologue): Similarly.
9080 * pa.md (reload_indi, reload_outdi): Allow any register for the
9081 original reload register.
9083 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9085 * cccp.c (print_help): Change marcos to macros.
9087 1999-07-30 Richard Henderson <rth@cygnus.com>
9089 * c-typeck.c (initializer_constant_valid_p): Move ...
9090 * c-common.c (initializer_constant_valid_p): ... here. Use
9091 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9093 * c-common.h (initializer_constant_valid_p): Declare.
9094 * c-tree.h (initializer_constant_valid_p): Remove.
9096 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9098 * config/i386/sol2-c1.asm: Align the stack.
9099 * config/i386/sol2-gc1.asm: Likewise.
9101 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9103 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9104 -Asparclite for sparc86x.
9105 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9107 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9109 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9111 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9112 the user if using the non-default arch size in BI_ARCH configuration.
9113 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9115 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9116 Fix patterns so that they actually match.
9117 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9118 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9119 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9121 (mulsidi3): Reflect this in the expand.
9122 (smulsi3_highpart): Only on TARGET_ARCH32.
9123 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9124 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9125 (umulsidi3): Reflect this in the expand.
9126 (umulsi3_highpart): Only on TARGET_ARCH32.
9127 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9128 don't require g0 to be zero.
9129 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9130 ({,u}divsi3): New expands.
9131 ({,u}divsi3_sp64): New patterns.
9132 (after lshrdi3_v8plus): Four new patterns to help combiner
9133 optimizing nested mixed mode shifts.
9135 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9136 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9137 speed things up. Don't use them by default on plain v9 in 64bit
9138 mode, according to what SPAMv9 sais.
9140 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9141 top 32 bits of %[og][0-7] in signal handlers.
9142 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9144 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9146 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9147 (ashlsi3): Corresponding changes.
9149 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9151 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9153 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9155 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9157 * arm.h (Hint): Delete macro.
9158 Substitute HOST_WIDE_INT for Hint in some prototypes.
9159 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9161 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9163 * builtins.c (expand_builtin_setjmp): Use force_operand to
9164 make sure that the buffer address is in a suitable form to be
9165 passed to force_reg.
9167 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9169 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9172 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9174 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9175 proper mode in the condition string.
9176 (icacheflush, dcacheflush): Remove modes from match_operands.
9178 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9179 proper mode before using it.
9181 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9184 * pa.c (store_reg): Do not call add_high_const generator directly.
9185 (load_reg, set_reg_plus_d): Likewise.
9186 * pa.md (add_high_const): No longer a named pattern.
9188 * pa.c (legitimize_address): Consistently use Pmode rather than
9189 SImode. Do not call gen_pic2_highpart directly anymore.
9190 * pa.md (pic2_highpart): No longer a named pattern.
9191 (pic2_lo_sum): Similarly. Reformat to make more readable.
9193 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9198 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9200 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9202 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9204 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9205 and tag the spill mems.
9206 (hppa_va_start): New.
9208 * pa.h (EXPAND_BUILTIN_VA_START): New.
9209 (EXPAND_BUILTIN_VA_ARG): New.
9211 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9213 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9214 and tag the spill mems.
9215 (mn10300_va_start): New.
9216 (mn10300_va_arg): New.
9217 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9218 (EXPAND_BUILTIN_VA_ARG): New.
9220 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9222 * mn10200.c (mn10200_va_arg): New.
9223 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9225 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9227 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9228 rather than play with TREE_INT_CST_LOW.
9230 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9232 * config/arm/telf.h: Include dbxelf.h.
9233 (CPP_PREDEFINES): Only define if not already defined.
9234 (ASM_IDENTIFY_GCC): Likewise.
9235 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9236 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9237 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9239 (DBX_DEBUGGING_INFO): Don't define.
9240 * config/arm/linux-telf.h: New file.
9241 * config/arm/linux-tgas.h: New file.
9242 * config/arm/t-thumb-linux: New file.
9243 * config/arm/uclinux-elf.h: New file.
9244 * config/arm/uclinux-telf.h: New file.
9245 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9246 thumb-*-uclinux): New targets.
9247 * configure: Regenerate.
9249 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9251 * pa.md (post_store, pre_load): New expanders.
9252 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9253 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9254 need to directly generate RTL for them.
9255 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9258 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9260 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9261 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9262 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9263 (secndary_reload_class): Make TARGET_ELF conditional compile.
9264 (print_operand_address): Similar.
9265 (output_toc): Print all values as hex.
9266 (get_issue_rate): Rearrange and add RS64A and PPC630.
9267 * rs6000.h (processor_type): Add RS64A and PPC630.
9268 (PROCESSOR_POWERPC64): New.
9269 (PROMOTE_MODE): Use word_mode.
9270 (RTX_COSTS): Add RS64A and PPC630.
9271 * rs6000.md (scheduling information): Add lmul and ldiv
9272 representing 64-bit integer multiply and divide. Add rs64a and
9274 (ashldi3): Add support for "rldic" instruction.
9275 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9277 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9279 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9280 instead of V8 for sparclite86x in cpu_table.
9282 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9284 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9285 output_file_directive.
9287 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9289 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9290 tree for op1, not the rtl.
9292 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9294 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9295 to m88k_va_start, leaving only the register spill.
9296 (m88k_build_va_list): New.
9297 (m88k_va_start): New.
9299 * m88k.h (BUILD_VA_LIST_TYPE): New.
9300 (EXPAND_BUILTIN_VA_START): New.
9301 (EXPAND_BUILTIN_VA_ARG): New.
9303 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9305 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9306 Rename from expand_builtin_saveregs.
9307 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9309 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9311 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9312 for the register spill block.
9313 (i960_build_va_list): New.
9314 (i960_va_start): New.
9316 * i960.h (BUILD_VA_LIST_TYPE): New.
9317 (EXPAND_BUILTIN_VA_START): New.
9318 (EXPAND_BUILTIN_VA_ARG): New.
9319 * i960.md (store_multiple): Use change_address on individul mems.
9321 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9323 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9325 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9326 (expand_builtin_va_end): Evaluate arg for side effects.
9327 * c-common.c (c_common_nodes_and_builtins): Construct a
9328 va_list_arg_type_node to handle array decomposition to pointer.
9330 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9332 * except.c (start_dynamic_cleanup): Use force_operand on the
9335 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9337 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9338 * c4x.c (c4x_va_arg): New.
9340 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9342 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9345 1999-07-26 Nathan Sidwell <nathan@acm.org>
9347 * eh-common.h (__eh_matcher): Prototype correctly.
9349 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9351 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9352 (TARGET_SINGLE_PIC_BASE): Likewise.
9353 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9355 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9356 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9357 (TARGET_OPTIONS): Add -mpic-register=N.
9358 (OUTPUT_INT_ADDR_CONST): New macro.
9359 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9360 LEGITIMATE_PIC_OPERAND_P): Likewise.
9361 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9362 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9363 output_addr_const directly.
9364 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9366 (thumb_pic_register, thumb_pic_register_string): Declare.
9368 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9370 (label_mentioned_p): New function: Imported from arm.c.
9371 (legitimize_pic_address): New function: Imported from arm.c.
9372 (is_pic):New function: Imported from arm.c.
9373 (thumb_finalize_pic):New function: Imported from arm.c.
9374 (add_constant): Cope with PIC constants.
9375 (fixit): Cope with PIC constants.
9376 (output_return): Do not treat the PIC register as live if
9377 TARGET_SINGLE_PIC_BASE is true.
9378 (thumb_function_prologue): Do not treat the PIC register as live if
9379 TARGET_SINGLE_PIC_BASE is true.
9380 (thumb_expand_prologue): Do not treat the PIC register as live if
9381 TARGET_SINGLE_PIC_BASE is true.
9382 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9383 TARGET_SINGLE_PIC_BASE is true.
9384 (thumb_print_operand): Accept '|'.
9385 (thumb_override_options): Process PIC options.
9387 * config/arm/thumb.md (movsi): Support PIC.
9388 (call_insn): Change "i" constraint to "X".
9389 (call_value_insn): Likewise.
9390 (consttable_4, consttable_8, consttable_end): Set and clear
9391 "making_const_table" as appropriate.
9392 (pic_load_addr, pic_add_dot_plus_four): New insns.
9394 * invoke.texi (Thumb Options): Fix spelling. Document new
9395 options -msingle-pic-base and -mpic-register=.
9397 1999-07-26 Andrew Haley <aph@cygnus.com>
9399 * config/m32r/initfini.c (__init): Use a full word immediate for
9400 __fini: this allows it to be placed in any memory region.
9402 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9403 -mmodel=medium. This is OK for all memory models.
9405 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9407 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9408 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9410 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9412 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9415 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9417 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9419 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9420 (BUILD_VA_LIST_TYPE): New.
9421 (EXPAND_BUILTIN_VA_START): New.
9422 (EXPAND_BUILTIN_VA_ARG): New.
9423 * i860.c (output_delayed_branch): Disable.
9424 (output_delay_insn): Likewise.
9425 (i860_saveregs): New.
9426 (i860_build_va_list): New.
9427 (i860_va_start): New.
9429 * i860.md: Disable all peepholes using output_delayed_branch.
9430 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9432 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9434 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9435 (BUILD_VA_LIST_TYPE): New.
9436 (EXPAND_BUILTIN_VA_START): New.
9437 (EXPAND_BUILTIN_VA_ARG): New.
9438 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9439 Return the address of the save area.
9440 (clipper_build_va_list): New.
9441 (clipper_va_start): New.
9442 (clipper_va_arg): New.
9444 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9446 * arc.h (EXPAND_BUILTIN_VA_START): New.
9447 (EXPAND_BUILTIN_VA_ARG): New.
9448 * arc.c (arc_setup_incoming_varargs): Set alias set of
9450 (arc_va_start): New.
9453 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9455 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9456 (BUILD_VA_LIST_TYPE): New.
9457 (EXPAND_BUILTIN_VA_START): New.
9458 (EXPAND_BUILTIN_VA_ARG): New.
9459 * alpha.c (alpha_builtin_saveregs): Delete.
9460 (alpha_build_va_list): New.
9461 (alpha_va_start): New.
9462 (alpha_va_arg): New.
9464 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9466 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9468 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9469 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9471 * gcc.texi: More changes related to list conversion.
9472 * invoke.texi: Likewise.
9474 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9476 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9477 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9478 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9479 (stabilize_va_list): New function.
9480 (std_expand_builtin_va_start): New function.
9481 (expand_builtin_va_start): New function.
9482 (get_varargs_alias_set): New function.
9483 (std_expand_builtin_va_arg): New function.
9484 (expand_builtin_va_arg): New function.
9485 (expand_builtin_va_end): New function.
9486 (expand_builtin_va_copy): New function.
9487 (expand_builtin): Call them.
9488 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9489 __builtin_{varargs_start,stdarg_start,end,copy}.
9490 (build_va_arg): New function.
9491 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9492 (build_va_arg): Declare.
9493 * c-decl.c (ptr_type_node, va_list_type_node): New.
9494 * c-parse.gperf (__builtin_va_arg): New.
9495 * c-parse.in (VA_ARG): New token.
9496 (unary_expr): Recognize it.
9497 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9498 * expr.h (std_expand_builtin_va_start): Declare.
9499 (std_expand_builtin_va_arg): Declare.
9500 (expand_builtin_va_arg): Declare.
9501 (get_varargs_alias_set): Declare.
9502 * tree.def (VA_ARG_EXPR): New.
9503 * tree.h (BUILT_IN_VARARGS_START): New.
9504 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9505 (ptr_type_node, va_list_type_node): Declare.
9506 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9507 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9508 * m88k.h, m88k.c: Likewise.
9509 * mn10300.h, mn10300.c: Likewise.
9510 * pa.h, pa.c: Likewise.
9511 * rs6000.h, rs6000.c: Likewise.
9512 * sh.h, sh.c: Likewise.
9513 * sparc.h, sparc.c: Likewise.
9515 * emit-rtl.c (operand_subword): Copy alias set.
9516 (change_address): Likewise.
9518 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9520 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9521 not just the first one.
9523 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9525 * config/arm/arm.h (TARGET_SWITCHES): Add
9526 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9527 (TARGET_OPTIONS): Add -mpic-register=.
9528 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9529 (arm_pic_register_string): Declare.
9530 (NEED_PLT_GOT): Delete, replace with ...
9531 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9532 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9533 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9534 * config/arm/arm.c (arm_override_options): Add new option
9536 (arm_pic_register_string): New variable.
9537 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9538 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9539 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9540 (output_return_instruction): Likewise.
9541 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9542 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9543 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9545 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9546 mention of -msched-prolog. Document new options -msingle-pic-base
9547 and -mpic-register=.
9549 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9551 * haifa-sched.c (reemit_notes): Tidy.
9552 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9555 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9557 * explow.c (trunc_int_for_mode): New function.
9558 (plus_constant_wide): Use it.
9559 * combine.c (simplify_and_const_int): Likewise.
9560 (merge_outer_ops): Likewise.
9561 (simplify_shift_const): Likewise.
9562 * cse.c (simplify_unary_operation): Likewise.
9563 (simplify_binary_operation): Likewise.
9564 * emit-rtl.c (operand_subword): Likewise.
9565 * rtl.h: Declare it.
9567 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9569 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9570 (use NUM_REGS instead of NUM_INTS).
9572 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9574 * builtins.c: New file.
9575 * expr.c (saveregs_value, apply_args_value): Delete definition,
9576 moved into builtins.c.
9577 (string_constant): No longer static.
9578 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9579 apply_args_size, apply_result_size, result_vector,
9580 expand_builtin_apply_args, expand_builtin_apply,
9581 expand_builtin_return): Delete functions, moved into builtins.c.
9582 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9583 * expr.h (saveregs_value, apply_args_value): Declare variables.
9584 (expand_builtin, string_constant): Declare functions.
9585 * Makefile.in: Update to build builtin.o.
9587 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9589 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9590 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9591 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9592 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9594 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9597 1999-07-21 Michael Meissner <meissner@cygnus.com>
9599 * print-rtl.c (print_rtx): Print the names of the virtual
9602 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9604 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9605 introduced in previous delta.
9607 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9609 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9610 to avoid name clash.
9612 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9614 * c-lex.c (yylex) : Correct the test for overflow when lexing
9617 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9619 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9620 (adjust_priority): Always call ADJUST_PRIORITY.
9621 (schedule_insn): Only put insns into the ready at cost 0.
9622 (schedule_block): Remove redundant initial sort. Give clock_var
9623 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9625 * tm.texi (MD_SCHED_REORDER): Update docs.
9627 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9628 * sparc.c (ultra_reorder_called_this_block): Delete.
9629 (ultrasparc_sched_init): Don't set it.
9630 (ultrasparc_sched_reorder): Don't check it.
9632 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9634 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9635 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9636 (function_arg_boundary): Align DFmode.
9637 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9638 to get fp reg and stack overflow correct.
9639 (function_arg): Likewise.
9640 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9641 (setup_incoming_varargs): Restructure for ABI_V4; use
9642 function_arg_advance to skip final named argument.
9643 (expand_builtin_saveregs): Properly unskip the last integer arg
9644 when doing varargs. Adjust overflow location calculation.
9646 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9647 explicitly unsigned.
9648 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9649 (__VA_GP_REGSAVE): Similarly.
9650 (__va_longlong_p): Delete.
9651 (__va_arg_type_violation): New declaration.
9652 (va_arg): Restructure. Flag promotion errors. Align double.
9653 TFmode passed by reference.
9655 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9656 in the HOST_BITS_PER_WIDE_INT > 32 case.
9658 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9660 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9662 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9664 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9665 * toplev.c (documented_lang_options): Add -fpreprocessed.
9666 * cpplib.h (struct cpp_buffer): Add preprocessed.
9667 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9668 (cpp_start_read): Don't expand macros or emit an initial #line
9669 directive if -fpreprocessed.
9671 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9673 * cpplib.h (struct cpp_buffer): Added manual_pop for
9674 better C++ tokenization.
9675 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9676 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9677 * c-common.c (cpp_token): Make non-static.
9679 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9681 * c-common.h: New file.
9682 * c-common.c (permanent_obstack): Delete unused declaration.
9683 (c_global_trees): New array.
9684 (c_common_nodes_and_builtins): New function; split off common code
9685 from init_decl_processing in both c-decl.c and cp/decl.c.
9686 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9687 c_global_trees and accessor macros defined in c-common.h.
9689 * c-decl.c: Delete definitions for tree nodes that were replaced by
9691 (init_decl_processing): Build void_list_node.
9692 Call c_common_nodes_and_builtins; delete code to generate the common
9694 * objc/objc-act.c (build_module_descriptor): Rename variable
9695 void_list_node to avoid clash with c-common.h.
9697 * Makefile.in: Update dependencies.
9698 * objc/Make-lang.in: Likewise.
9700 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9702 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9703 (UNIQUE_SECTION_P): Likewise.
9704 (UNIQUE_SECTION): Likewise.
9706 1999-07-19 Linas Vepstas <linas@linas.org>
9708 * config/i370/README: New file.
9709 * config/i370/linux.h: New file.
9710 * config/i370/mvs.h: New file.
9711 * config/i370/oe.h: New file.
9712 * config/i370/t-linux: New file.
9713 * config/i370/t-mvs: New file.
9714 * config/i370/t-oe: New file.
9715 * config/i370/x-oe: New file.
9716 * config/i370/xm-linux.h: New file.
9717 * config/i370/xm-mvs.h: New file.
9718 * config/i370/xm-oe.h: New file.
9720 * i370.c (label_node_t): Add first_ref_page, label_addr,
9721 label_first_ref, label_last_ref members.
9722 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9723 (MAX_MVS_LABEL_SIZE): Define.
9724 (MAX_LONG_LABEL_SIZE): Define.
9725 (alias_node_t, alias_anchor, alias_number): New.
9726 (mvs_function_table): Reorder for EBCDIC.
9727 (ascebc, ebcasc): Unconditionally define.
9728 (i370_branch_dest, i370_branch_length): New functions.
9729 (i370_short_branch, i370_label_scan): New functions.
9730 (mvs_get_label): Renamed from mvs_add_label. Search for
9731 an existing label before creating a new one.
9732 (mvs_add_label): New function.
9733 (mvs_get_label_page): New function.
9734 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9735 over the entire list.
9736 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9737 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9738 (mvs_add_alias, mvs_need_alias): New functions.
9739 (mvs_get_alias, mvs_check_alias): New functions.
9740 (handle_pragma): New function.
9741 (mvs_function_check): New function.
9742 (unsigned_jump_follows_p): Search harder.
9743 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9744 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9745 * i370.h (TARGET_VERSION): Delete.
9746 (CPP_SPEC, CPP_PREDEFINES): Delete.
9747 (mvs_label_emitted): Delete.
9748 (TARGET_EBCDIC): Delete.
9749 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9750 (HANDLE_PRAGMA): Define.
9751 (HARD_REGNO_NREGS): Handle complex modes.
9752 (HARD_REGNO_MODE_OK): Likewise.
9753 (CLASS_MAX_NREGS): Likewise.
9754 (RET_REG): Likewise.
9755 (EXTRA_CONSTRAINT): Define.
9756 (RETURN_IN_MEMORY): True for DImode.
9757 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9758 (FUNCTION_PROFILER): Delete.
9759 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9760 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9761 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9762 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9763 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9764 (ASM_FILE_START): Add "RMODE ANY".
9765 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9766 (ASM_GLOBALIZE_LABEL): Likewise.
9767 (ASM_OUTPUT_LABELREF): Likewise.
9768 (ASM_OUTPUT_COMMON): Likewise.
9769 (PRINT_OPERAND): Handle 'K', 'W', default.
9770 (PRINT_OPERAND_ADDRESS): New.
9771 (Lots of defines): Add support for TARGET_ELF_ABI.
9772 * i370.md (attr length): New. Define for all patterns.
9773 (*): Lots of tweeks to assembly output and constraints.
9775 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9777 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9778 Disable patterns performing SImode comparisons with SImode values
9779 if TARGET_POWERPC64 and instruction does not sign-extend or does
9780 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9781 differ for signed quantities.
9782 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9783 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9784 (decrement_and_branch_on_count): Add 64-bit variant.
9786 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9788 * final.c (output_asm_insn): When searching for the matching string
9789 for a given dialect, don't run past the end of the list of
9790 alternatives if there are fewer alternatives in the template than
9793 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9795 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9796 Removed paragraph about compression of files and size limitation,
9797 duplicated in the FAQ. Use gcc-patches for posting patches.
9798 * gcc.c (main): Updated URL with bug reporting instructions to
9799 gcc.gnu.org. Removed e-mail address.
9800 * system.h (abort): Likewise.
9802 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9804 * Makefile.in (stmp-multilib-sub): Make the files extracted
9805 from $(LIBGCC1) writable.
9807 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9809 * config/arm/aout.h: Reformat for improved readability.
9811 * config/arm/arm.h: Reformat for improved readability.
9812 Replace uses of fprintf with asm_fprintf where appropriate.
9813 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9814 function declaration assembler actions.
9815 (NUM_INTS): New macro: Convert from bytes to words.
9816 (NUM_REGS): New macro: Compute number of registers required to
9817 hold a quanitity of tyep MODE.
9818 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9820 (NUM_ARG_REGS): New macro: The number of argument registers
9822 (ARG_REGISTER): New macro: Compute the register number of the Nth
9824 (LAST_ARG_REGNUM): New macro: The number of the last argument
9826 (SP_REGNUM): New macro: Register number of the stack pointer.
9827 (FP_REGNUM): New macro: Register number of the frame pointer.
9828 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9829 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9830 CUMULATIVE_ARGS so that it counts registers not bytes.
9832 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9834 Replace uses of fprintf with asm_fprintf where appropriate.
9835 (output_ascii_pseudo_op): Replace with version from thumb.c
9837 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9839 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9841 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9842 (ASM_FILE_START): Emit ASM_APP_OFF.
9844 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9846 * pa.c (compute_frame_size): Round frame according to
9847 STACK_BOUNDARY rather than a hardwired value.
9849 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9851 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9853 * configure: Rebuilt.
9855 * configure.in (hppa*-*-linux*): New configuration.
9856 * configure: Rebuilt.
9857 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9858 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9859 * pa/pa-linux.h: New file.
9860 * pa/t-linux: New file.
9861 * pa/xm-linux.h: New file.
9863 * pa.c (hppa_legitimize_address): Change references from SImode to
9864 either Pmode or word_mode as appropriate.
9865 (emit_move_sequence, store_reg, load_reg): Likewise.
9866 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9867 (output_mul_insn): Likewise.
9868 * pa.h (PROMOTE_MODE): Likewise.
9869 (INITIALZE_TRAMPOLINE): Likewise.
9870 (Pmode): Define to word_mode.
9872 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9873 value of 4. Allocate 8 bytes for each FP register save.
9874 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9876 (hppa_expand_prologue): Likewise.
9877 * pa.h (PROMOTE_MODE): Likewise.
9878 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9879 (FUNCTION_ARG_BOUNDARY): Likewise.
9881 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9883 * pa.c (out_of_line_prologue_epilogue): Delete.
9884 (override_options): Remove -mspace related code.
9885 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9886 (compute_frame_size): Only allocate space for register that
9887 actually need to be saved.
9888 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9889 (TARGET_SWITCHES): Remove -mspace, -mno-space
9890 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9891 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9892 * pa/ee.asm, pa/ee_fp.asm: Delete.
9894 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9896 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9897 directive in column zero.
9899 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9901 * m68k.c (output_function_prologue): Fix computation of save mask
9902 when generating PIC code.
9904 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9906 * tree.c (build_type_attribute_variant): Move current_obstack restore
9907 after build_qualified_type call.
9909 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9911 * configure.in: Use t-iris6, even with GNU LD.
9912 * config/mips/iris6gld.h: Fix typo in linker spec.
9913 * config/mips/t-iris6gld: Remove.
9915 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9917 * rs6000.md (insv, extzv): Remove SImode dependence in named
9918 patterns. Explicitly generate DImode RTL if PowerPC64 and
9920 (insvdi): Reverse start and size in instruction template.
9922 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9924 * invoke.texi: Typo fixes.
9926 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9928 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9929 handle at this time instead of silently generating incorrect code.
9930 (gen_imagpart): Likewise.
9932 * reload.c (find_reloads): Emit a USE for a pseudo register without
9933 a hard register if we could not create an optional reload for the
9936 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9938 * c-typeck.c (output_init_element, process_init_element):
9939 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9940 check for nameless bit fields.
9942 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9944 * regclass.c (scan_one_insn): Notice subregs that change the
9945 size of their operand.
9946 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9948 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9950 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9951 * configure: Rebuilt.
9952 * alpha/t-ieee: New file.
9954 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9956 * rs6000.c (find_addr_reg): Do not select r0 as an address
9959 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9961 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9963 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9965 * rs6000.md (movsf): Do not force easy FP constants into memory.
9967 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9968 immed_double_const to ensure they are properly truncated then
9971 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9973 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9974 always unless NO_DEBUG is used. Compile this code
9976 (replace_symbols_in_block): Compile it unconditionally.
9978 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9980 * configure.in (i?86-*-elf*): New target.
9981 * configure: Rebuilt.
9982 * i386/i386elf.h, i386/t-i386elf: New files.
9984 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9986 * toplev.c (main): Don't complain about saying -gdwarf.
9987 (rest_of_compilation): Remove redundant code.
9989 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9991 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9993 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9995 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9996 "Li960R:", to avoid name clash.
9998 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10000 * loop.c (check_dbra_loop): When reversing a loop, delete all
10001 REG_EQUAL notes referencing the reversed biv except those which are
10002 for a giv based on it.
10004 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10006 * version.c: Drop "gcc-" prefix from version #.
10008 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10010 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10011 the label if we're being verbose.
10013 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10015 * m68k.c (output_function_prologue): Add pic register to mask
10016 if live and flag_pic.
10017 (output_function_epilogue): Likewise.
10019 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10021 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10022 directives in column zero.
10024 * pa/elf.h (ASM_FILE_START): Define.
10025 * pa/som.h (ASM_FILE_START): Include .level directives.
10026 * pa/hpux10.h (ASM_FILE_START): Delete.
10027 * pa/hpux11.h (ASM_FILE_START): Delete.
10029 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10031 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10033 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10034 when reload_out equals reload_in.
10036 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10038 * invoke.texi (Spec Files): New node: Describe the contents of
10041 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10043 * invoke.texi (DEC Alpha Options): Put @end table at
10044 beginning of line, to avoid confusing texi2html.
10046 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10048 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10049 introduced in previous delta.
10051 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10053 * reload1.c (gen_reload): When synthesizing a 3 operand add
10054 sequence, improve test for when to reload OP1 into the reload
10055 register instead of OP0.
10057 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10059 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10061 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10063 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10066 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10068 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10069 (va_dcl): Use __builtin_va_alist_t.
10071 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10073 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10074 on the permanent_obstack.
10075 * dwarfout.c (output_type): Likewise.
10077 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10079 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10080 Merged from c-typeck.c and cp/typeck.c.
10081 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10082 Merged into c-common.
10084 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10086 * c-lex.c (errorcount): Declare it.
10087 (finish_parse): Update errorcount when using CPPLIB.
10089 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10091 * fixinc/inclhack.def(end_else_label): Double the backslash so
10092 sed gets a chance to see it.
10093 * fixinc/inclhack.sh: regen
10094 * fixinc/fixincl.x: regen
10096 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10098 Add framework to support armv5 architecture when it becomes
10101 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10102 (arm_arch5): New variable.
10103 (all_architectures): Add armv5 line.
10104 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10105 -march=armv5 is specified on the command line.
10106 (arm_arch5): Export this variable.
10107 * invoke.texi: Document new string accepted by -march= switch for
10110 * config/arm/arm.h: Replace use of constant 12 as a register
10111 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10112 * config/arm/arm.c: Replace use of constant 12 as a register
10113 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10115 * config/arm/elf.h: Tidy up.
10116 * config/arm/coff.h: Tidy up.
10118 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10120 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10121 * gcc/config/mips/t-iris6gld: New file.
10122 * gcc/config/mips/iris6gld.h: Likewise.
10124 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10126 * c-decl.c (widest_integer_literal_type_node,
10127 widest_unsigned_literal_type) : New.
10128 (init_decl_processing): Handle/use the two new types.
10129 * c-common.c (type_for_size,type_for_mode) : Same.
10130 * c-lex.c (yylex) : Same.
10131 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10133 * c-tree.h (widest_integer_literal_type_node,
10134 widest_unsigned_literal_type) : New.
10136 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10138 * dwarfout.c (field_byte_offset): Correctly compute the object's
10139 byte offset for the first bit of a field which crosses an alignment
10140 boundary on a !BYTES_BIG_ENDIAN target.
10142 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10144 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10147 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10148 Jeff Law <law@cygnus.com>
10150 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10153 * except.c: Include intl.h.
10154 (expand_eh_return): Set current_function_cannot_inline.
10155 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10156 * function.h (struct function): Add eh_return_stub_label.
10157 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10158 * Makefile.in (except.o): Depend on intl.h.
10160 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10162 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10163 same as offsettable in cases 1 and 2.
10165 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10167 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10168 (extlh, extwh): Likewise.
10170 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10172 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10174 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10176 * configure.in: Add arm-pe and thumb-pe targets.
10177 * configure: Regenerate.
10179 * thumb.c (arm_naked_function_p): New function: Determines if
10180 a function is naked (has no gcc generated prologue/epilogue).
10181 (is_called_in_ARM_mode): Return true if the func has the
10182 interfacearm attribute.
10183 (output_return): Do not generate a return for naked functions.
10184 (thumb_function_prologue): Do not generate a prologue for
10186 (thumb_expand_prologue): Do not generate a prologue for naked
10188 (thumb_expand_epilogue): Do not generate an epilogue for naked
10190 (arm_valid_machine_decl_attribute): New function, copied from
10191 arm.c: Permit naked and interfacearm attributes.
10193 * config/arm/pe.c: New file: Support code for arm-pe target.
10194 * config/arm/pe.h: New file: Header file for arm-pe target.
10195 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10196 * config/arm/t-thumb-pe: New file: Makefile fragment for
10199 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10201 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10202 -fPIC or -fpic is specified.
10204 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10206 * expr.c (emit_block_move): Use copy_to_mode_reg for
10207 !TARGET_MEM_FUNCTIONS case too.
10209 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10211 * configure: Rebuilt.
10212 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10213 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10214 definitions made redundant by dbxelf.h inclusion. Delete
10215 lots of definitions related to assembly output that are
10216 specific to the SOM object format.
10217 * pa.c (output_function_prologue): Do not emit the function's
10219 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10220 * pa-pro.h: Deleted.
10221 * som.h: New file with SOM specific definitions.
10222 * elf.h: New file with ELF specific definitions.
10224 * elfos.h (const_section): Output a tab before assembler directives.
10225 (ctors_section, dtors_section): Likewise.
10226 (ASM_OUTPUT_SECTION_NAME): Likewise.
10228 * pa/pa1.h: Delete unused file.
10230 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10232 * configure.in (hppa*-hp-hpux11*): New configuration.
10233 * configure: Rebuilt.
10234 * pa/pa-hpux11.h: New file.
10235 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10238 * mips.md (leasi, leadi): New patterns.
10240 * expr.c (emit_block_move): Properly handle case where one of the
10241 block move arguments has a queued increment or decrement.
10242 (clear_storage): Similarly. Fix formatting goof.
10244 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10246 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10247 semicolon from the BSD VA_LIST replacement expression.
10249 * fixinc/inclhack.sh: regen
10250 * fixinc/fixincl.x: regen
10252 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10253 now use the fixincl program.
10255 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10257 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10258 case. Also make the PIC register call_used.
10260 * m68k.h (FINALIZE_PIC): Delete.
10261 * m68k.c (finalize_pic): Delete.
10263 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10265 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10268 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10270 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10272 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10274 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10276 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10278 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10280 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10282 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10284 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10286 * rs6000.c (output_toc): Always use hex values for floating-point
10287 constants. Store single-precision values in upper-half of TOC
10288 entry in 64-bit mode.
10289 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10290 to final constraints.
10291 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10292 (fctiwz): Improve accuracy of RTL for pattern.
10294 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10296 * expr.c (expand_expr): Allow RTL_EXPR's through the
10297 MAX_INTEGER_COMPUTATION_MODE checks.
10299 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10301 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10302 such that MASK_SUPPORT_ARCH is not negative.
10304 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10306 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10307 ADDR_DIFF_VEC insns that appear inside loops.
10309 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10310 Jeff Law <law@cygnus.com>
10312 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10313 Handle LO_SUM the same as offsettable in cases 1 and 2.
10314 * rs6000.c (find_addr_reg): Revert previous patch.
10316 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10318 * system.h (strstr): New external function declaration.
10319 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10320 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10321 * config.in, configure: Rebuilt.
10323 1999-06-24 Tom Tromey <tromey@cygnus.com>
10325 * gcc.c (main): Read user-specified specs files after computing
10326 additional startfile_prefixes.
10328 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10330 Revert these two patches:
10332 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10333 * loop.c (strength_reduce): When doing biv->giv conversion, update
10334 reg note of NEXT->insn.
10336 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10337 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10339 (recombine_givs): Set ix field after sorting.
10341 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10343 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10344 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10346 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10348 *fixinc/inclhack.def: Add fix development commentary
10349 (read_ret_type): reactivate and add selection clause
10350 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10351 *fixinc/{fixincl.x|inclhack.sh}: regen
10353 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10355 * expr.c (expand_expr): STRIP_NOPS before checking against
10356 MAX_INTEGER_COMPUTATION_MODE
10357 (check_max_integer_computation_mode): Likewise.
10359 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10361 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10363 1999-06-22 Jim Wilson <wilson@cygnus.com>
10365 * expr.c (store_expr): When target is a promoted subreg, return a
10366 promoted subreg as a result.
10368 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10370 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10372 (dwarf2out_define): Mark unused parameters appropriately.
10373 (gen_unspecified_parameters_die): Ditto.
10374 (gen_subprogram_die): Fix signed/unsigned warnings.
10375 (gen_variable_die): Ditto.
10377 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10379 * fixinc/inclhack.def(end_else_label): combined else_label
10380 and endif_label and fixed the sed expression.
10381 *fixinc/{fixincl.x|inclhack.sh}: regen
10383 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10385 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10386 'x' when handling non-offsettable addresses
10388 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10390 * final.c (shorten_branches): Don't try to split an insn that has
10393 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10395 * config/mips/mips.c (symbolic_expression_p): New function.
10396 (mips_select_rtx_section): Put symbolic expressions in the
10397 data section, not the read-only data section.
10399 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10401 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10403 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10405 * collect2.c (main): Log frame table count.
10406 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10407 (scan_prog_file) [COFF]: Handle frame tables.
10409 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10410 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10411 * alpha/elf.h: Undef them again.
10412 * alpha/vms.h: Remove their definitions.
10414 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10416 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10417 remove the clobber of r0 and change the REG_UNUSED note to
10420 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10422 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10423 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10424 fits in HOST_WIDE_INT and one uses union to access a long constant
10427 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10429 * sparc.c (sparc_override_options): Don't allow profiling for
10430 code models other than medlow.
10431 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10432 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10433 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10434 (sparc_block_profiler): Likewise.
10435 (sparc_function_block_profiler_exit): Likewise.
10436 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10437 (FUNCTION_BLOCK_PROFILER): Likewise.
10438 (BLOCK_PROFILER): Likewise.
10439 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10440 (MCOUNT_FUNCTION): New.
10441 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10442 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10443 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10444 (MCOUNT_FUNCTION): New.
10445 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10446 (BLOCK_PROFILER): Delete.
10447 (MCOUNT_FUNCTION): New.
10449 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10451 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10453 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10455 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10458 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10461 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10464 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10467 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10469 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10472 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10474 * i386/djgpp.h (LIB_SPEC): New.
10475 (STARTFILE_SPEC): New.
10477 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10479 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10481 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10484 * system.h (WSTOPSIG): New macro.
10486 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10488 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10490 (insert_pack_attributes): Take into account member natural
10493 * i386/winnt.c (exports_head): New static variable.
10494 (i386_pe_record_exported_symbol): New function.
10495 (i386_pe_asm_file_end): Use.
10496 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10497 symbols to be emitted at end of assembly.
10498 (ASM_DECLARE_OBJECT_NAME): Likewise.
10499 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10501 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10504 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10506 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10509 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10511 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10512 zapping reg_last_uses directly.
10513 (sched_analyze_2, sched_analyze_insn): Likewise.
10514 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10516 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10518 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10519 attributes for cases 1 and 2.
10521 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10523 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10526 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10528 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10530 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10532 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10533 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10534 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10535 must be stacked if it is used for PIC accesses.
10536 * arm.c (use_return_insn): Handle PIC register specially.
10537 (output_return_instruction): Likewise.
10538 (output_func_{prologue,epilogue}): Likewise.
10539 (output_expand_prologue): Likewise.
10541 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10542 (*strsi_predec): Renamed from *strqi_predec.
10543 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10544 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10546 * arm.c (arm_override_options): Remove warning about PIC code
10547 not being supported.
10549 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10551 * rs6000.c (find_addr_reg): New function.
10552 * rs6000.h (find_addr_reg): Declare.
10553 (offsettable_addr_operand): Delete.
10554 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10555 from and stores to GPRs.
10557 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10559 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10560 gen_sequence as argument to emit_no_conflict_block.
10562 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10564 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10565 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10566 *fixinc/fixincl.x: regen
10567 *fixinc/inclhack.sh: regen
10569 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10571 * added support for -mpcrel (PC relative addressing for m68k)
10572 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10573 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10574 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10575 (comments for general_src_operand): Add some explanation
10576 about EXTRA_CONSTRAINTS.
10577 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10578 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10579 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10580 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10581 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10582 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10583 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10584 if not already set.
10585 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10586 * m68k.h (TARGET_PCREL): New target flag.
10587 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10588 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10589 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10590 contains a SYMBOL_REF. Relax this constraint during reload, since
10591 we want to use the predicates, not reload's built-in concept of a
10592 valid memory address, to control what insns need reloading.
10593 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10594 operands (essentially 'g', 'm', and 's' under normal circumstances).
10595 * m68k.c (print_operand): Cause printing of pc-relative addresses
10596 to include pc register.
10597 (print_operand_address): Ditto.
10598 (general_src_operand): Accept operands that are not only
10599 general_operands, but are also valid when used as a pc-relative
10601 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10602 (memory_src_operand): Similar, for memory_operands.
10603 (pcrel_address): New predicate to accept the special case of a
10604 pc-relative address.
10605 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10606 QImode insns to accept *_src_operand instead of *_operand where
10607 pc-relative operands can fit. For example, a pc-relative operand
10608 can be used as a memory source operand for addsi3, but not as a
10609 memory destination.
10610 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10612 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10614 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10615 .thumb_set pseudo op to mark aliases of thumb functions.
10617 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10619 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10620 preference to ASM_OUTPUT_DEF, if it is defined.
10622 * tm.texi: Document new, optional target macro
10623 ASM_OUTPUT_DEF_FROM_DECLS.
10625 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10627 * fixincludes: ISCNTL patch
10628 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10629 (dgux_int_varargs): new for DG/UX
10630 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10632 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10634 * invoke.texi (ia32 options): Fix typo.
10636 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10638 * loop.c (strength_reduce): When doing biv->giv conversion, update
10639 reg note of NEXT->insn.
10641 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10643 * loop.c (move_movables): Note issues with replacing REGs with
10645 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10647 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10649 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10651 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10652 the reference to `mcount' was not correct for the ELF on FreeBSD.
10654 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10656 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10659 (recombine_givs): Set ix field after sorting.
10661 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10663 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10664 to safe to extract a subword out of a REG.
10666 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10668 * sh.md (mulsi3): Don't add a no-op move at the end.
10670 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10672 * cse.c (cse_insn): Don't put hard register source into tables for
10673 the last insn of a libcall.
10675 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10677 * loop.c (strength_reduce): Insert sets of derived givs at every
10678 biv increment, even if it's the only one.
10680 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10682 * dwarfout.c (add_incomplete_type): New fn.
10683 (output_type): Call it.
10684 (retry_incomplete_types): New fn.
10685 (dwarfout_finish): Call it.
10687 From Eric Raskin <ehr@listworks.com>:
10688 (output_type): Output types for bases.
10690 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10692 * mips.c (mips_output_conditional_branch): Add `break'
10693 between `default' label and `close braces'.
10695 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10697 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10698 specifications and make it realistic.
10699 (LIB_SPEC): Likewise.
10701 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10703 * config/mips/mips.c (mips_secondary_reload_class): Check for
10704 (PLUS (SP) (REG)) and return appropriate register class.
10705 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10706 Handle (PLUS (SP) (REG)).
10707 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10708 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10709 of emit_insn for tablejump.
10711 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10713 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10714 asm_fprintf format string by itself.
10715 (output_function_profiler): Likewise.
10717 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10719 * combine.c (simplify_logical, case AND): Only call
10720 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10721 or the constant is positive.
10723 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10725 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10726 * configure: Regenerate.
10728 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10730 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10731 require a sub-version #.
10732 * configure: Rebuilt.
10734 1999-06-14 Robert Lipe (robertlipe@usa.net)
10736 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10738 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10740 * c-typeck.c (process_init_element): Detect excess elements in
10741 char array initializer.
10743 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10745 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10747 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10749 * invoke.texi (Option Summary): Add -fpermissive flag.
10751 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10753 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10754 that require PIC code sequences.
10756 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10758 * configure.in: Add new target: thumb-elf.
10759 * configure: Regenerate.
10760 * config/arm/t-thumb-elf: New file: Makefile fragment for
10762 * config/arm/telf.h: New file: Header file for thumb-elf
10765 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10767 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10768 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10769 initializers is some circumstances.
10771 * fixinc/inclhack.def (endif_label): Add additional selector for
10772 more bogus stuff after #endif statements.
10773 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10775 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10777 * i386/cygwin.h (SET_ASM_OP): Define.
10779 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10781 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10783 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10785 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10788 * sh.md (ic_invalidate_line_i): Remove second alternative.
10790 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10792 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10793 test for the presence of valid prototypes. Delete bypass expr.
10794 (ioctl_fix_ctrl): Correct the selection expression.
10795 (no_double_slash): Correct quoting rules
10796 *fixinc/fixincl.x: regen
10797 *fixinc/inclhack.sh: regen
10799 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10801 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10803 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10805 * rs6000.md (movsi_got_internal_mem): Delete.
10806 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10807 (GOT_TOC_REGNUM): Delete.
10808 (PIC_OFFSET_TABLE_REGNUM): Define.
10809 (FINALIZE_PIC): Disable.
10810 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10811 (rs6000_replace_regno): Delete.
10812 (rs6000_finalize_pic): Likewise.
10813 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10815 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10817 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10818 is a note; use <= for the compare; advance P while it is
10821 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10823 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10824 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10826 * varasm.c (remove_from_pending_weak_list): Verify t->name
10827 is non-NULL before passing it to strcmp.
10829 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10831 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10832 the typed arguments are not part of a comment
10833 (ioctl_fix_ctrl): Added a purpose comment
10834 *fixinc/fixincl.x: regenerate
10835 *fixinc/inclhack.sh: regenerate
10837 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10839 * invoke.texi: Add C4x invocation docs.
10841 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10843 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10845 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10847 (c4x_legitimize_reload_address): New function.
10848 * config/c4x/c4x.md: Update docs.
10850 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10852 * fixincludes: Avoid removing '.'.
10853 * fixinc/fixinc.svr4: Likewise.
10854 * fixinc/fixinc.winnt: Likewise.
10855 * fixinc/inclhack.tpl: Likewise.
10856 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10858 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10860 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10862 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10864 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10866 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10869 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10871 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10872 * configure: Regenerate.
10874 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10876 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10879 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10881 * fixinc/inclhack.def (avoid_bool): Also catch
10882 "typedef [unsigned] int bool".
10883 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10885 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10886 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10887 * configure: Rebuilt.
10889 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10891 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10892 such that we can override its definitions if necessary.
10893 (CPP_SPEC): New define. Support processor specific predefines via
10895 (CC1_SPEC): New define. Support processor specific compiler
10896 options via %(cc1_cpu).
10897 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10900 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10902 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10903 between sed's -e flag, and the open-quote following it.
10904 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10906 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10907 Jeffrey A Law (law@cygnus.com)
10909 * varasm.c (assemble_start_function): Remove the function
10910 from the pending weak decls list when we define a function.
10911 (assemble_variable): Similarly for variables.
10912 (weak_finish): Ignore items on the list with a NULL name.
10913 (remove_from_ending_weak_list); New function to "remove" an item
10914 from the pending weak declarations list.
10916 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10918 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10920 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10922 * c-lex.c (GETC): Redefine to call getch.
10923 (UNGETC): Redefine to call put_back.
10924 (putback_buffer): New structure type.
10925 (putback): New static structure.
10926 (getch): New function.
10927 (put_back): New function.
10928 (yylex): Replace unused bytes from bad multibyte character.
10930 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10932 * cpplib.c (do_define): Cast `alloca' return value.
10933 (do_include, do_undef, do_pragma): Likewise.
10934 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10936 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10937 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10939 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10941 * sparc.md (abstf2): This should be an expand.
10942 (split after abstf2_notv9): Fix mode.
10943 (abstf2_hq_v9): New pattern.
10944 (abstf2_v9): Only use when no hard quad.
10945 (absdf2_v9): Fix if target is not the same as source.
10946 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10947 Add correct output constraints.
10949 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10951 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10952 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10954 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10956 * mips.h (mips_output_conditional_branch): New function.
10957 (mips_adjust_insn_length): Likewise.
10958 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10959 (ADJUST_INSN_LENGTH): Likewise.
10960 * mips.c (print_operand): Add `F' and `W' for floating-point
10961 comparison opcodes.
10962 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10964 (mips_adjust_insn_length): New function.
10965 (mips_output_conditional_branch): New function.
10966 * mips.md (length): Adjust attribute definition to handle
10967 conditional branches. Change lengths to bytes, rather than
10968 instructions throughout. Remove length attribute from
10969 instructions whose length is four bytes, and rely on the default
10971 (dslot): Fix typo in comment.
10972 Reword conditional branch patterns to use
10973 mips_output_conditional_branch.
10975 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10977 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10978 (LIB_SPEC): Likewise.
10979 Link with -lprof1_r for -g/-pg.
10981 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10983 * loop.c (check_dbra_loop): Fix change of Jan 19.
10985 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10987 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10988 (STARTFILE_SPEC): Define, override the svr4.h version.
10989 (ENDFILE_SPEC): Likewise.
10991 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10993 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10994 * fixinc/fixincl.x: Regenerated.
10995 * fixinc/inclhack.sh: Regenerated.
10997 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10999 * sh.c (barrier_align): Don't return early for normal branch/barrier
11000 when optimizing for SH2.
11002 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11004 * i386/udk.h (LINK_SPEC): Correct linker search path for
11007 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11009 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11010 (braf_label_ref_operand): Delete.
11011 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11012 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11013 label_ref, and has no predicate.
11014 The patten has a predicate to guard against invalid substitutions.
11015 (dummy_jump): Delete.
11016 (casesi): Update use of casesi_jump_2.
11018 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11020 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11021 *fixinc/fixincl.x: regenerate
11022 *fixinc/inclhack.sh: regenerate
11024 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11026 * dwarf2out.c (add_incomplete_type): New fn.
11027 (gen_struct_or_union_type_die): Call it.
11028 (retry_incomplete_types): New fn.
11029 (dwarf2out_finish): Call it.
11031 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11033 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11034 current block starts with a CODE_LABEL and ends with a CALL and
11035 we can not find all the argument setup instructions for the CALL.
11037 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11039 Revert this change:
11040 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11041 something is a candidate for optimize_bit_field_compare.
11043 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11045 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11047 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11049 * alpha.c (override_options): Thinko in last patch.
11051 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11052 (LIB_SPEC): Recognize -pthread.
11054 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11056 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11057 definition in config/arm/coff.h
11058 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11060 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11062 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11063 fixes that need "file=xxx\n" prepended before invocation
11064 (start_fixer - new): starting the fixer process is complex enough
11065 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11066 (process): uses the new routine; omit usage of putenv()
11067 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11068 * fixinc/fixincl.x: regenerate
11070 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11072 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11073 and version #s (1.1 -> 2.96) as needed.
11074 * README.g77: Kill way out of date file in the toplevel directory.
11076 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11078 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11079 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11080 * configure: Rebuilt.
11081 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11082 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11083 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11084 (SWITCH_TAKES_ARG): Likewise.
11085 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11086 * config/t-freebsd: Moved from config/i386/ so it can used for all
11089 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11091 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11093 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11095 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11096 * configure: Rebuilt.
11098 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11100 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11101 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11102 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11103 (rs6000_output_load_toc_table): Same.
11104 (output_prolog, output_mi_thunk): Same.
11105 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11106 (ASM_GLOBALIZE_LABEL): Use putc.
11108 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11110 * alpha.md (reload_*_help): New patterns and splitters.
11111 (reload_*): Use them.
11112 (mov[qh]i): Likewise.
11114 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11116 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11119 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11121 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11123 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11125 * flow.c (mark_regs_live_at_end, insn_dead_p,
11126 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11127 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11128 hasn't run or the frame pointer is needed.
11129 * haifa-sched.c (attach_deaths): Likewise.
11130 * sched.c (attach_deaths): Likewise.
11132 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11134 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11135 calculate_can_reach_end returns nonzero.
11137 * configure.in (native gas tests): Search for an assembler in the
11138 same manner that the installed compiler will.
11139 * configure: Rebuilt.
11140 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11142 * alias.c (find_base_term): Improve handling of addresses
11143 constructed from binary operations.
11145 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11147 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11149 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11151 * function.h (cleanup_label, frame_offset): Declare.
11152 (tail_recursion_label, tail_recursion_reentry): Likewise.
11153 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11154 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11155 (tail_recursion_label, tail_recursion_reentry): Likewise.
11156 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11158 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11160 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11162 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11163 (MAX_OFILE_ALIGNMENT): Define.
11165 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11167 * fixincl.c: Replace local include scheme with #includes of
11168 gansidecl.h and system.h.
11169 * procopen.c: Likewise.
11170 * server.c: Likewise.
11172 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11174 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11175 (crti.o): Add build rule and dependencies.
11176 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11178 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11180 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11181 (LIB_LINUX_SPEC): Likewise.
11182 (LIB_LINUX_SPEC): Add support for -pthread
11183 (CPP_OS_LINUX_SPEC): Likewise.
11184 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11187 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11189 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11191 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11192 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11193 for IEEE math and CC_FCOMI.
11194 (put_jump_code): No IEEE if CC_FCOMI is set.
11196 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11198 * fold-const.c (fold_truthop): Make the field reference unsigned
11199 when converting a single bit compare.
11201 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11203 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11205 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11207 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11208 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11211 * reload.c (push_reload): Do not call remove_address_replacements
11212 when presented with identical optional reloads.
11214 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11216 * alpha.h (MASK_FIX, TARGET_FIX): New.
11217 (MASK_*): Reorganize constants.
11218 (CPP_AM_FIX_SPEC): New.
11219 (TARGET_SWITCHES): Add FIX.
11220 (EXTRA_SPECS): Likewise.
11221 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11222 (SECONDARY_MEMORY_NEEDED): Likewise.
11223 (REGISTER_MOVE_COST): Likewise.
11224 * alpha.c (override_options): Add FIX support. Always use
11225 ALPHA_TP_PROG for ev6.
11226 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11227 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11228 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11230 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11232 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11233 something is a candidate for optimize_bit_field_compare.
11235 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11237 * gcc.texi (Passes): Document branch-shortening.
11238 * invoke.texi (Debugging Options): Document the fact that `-dp'
11239 outputs length information for instructions.
11241 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11243 * flow.c: Revert previous delta.
11245 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11247 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11248 FRAME_POINTER_REGNUM.
11249 (mark_set_1): Ditto.
11250 (mark_used_regs): Ditto.
11252 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11254 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11255 (GOT_PCREL): New macro. Define to 1 if not already defined.
11256 * arm/elf.h (GOT_PCREL): Define to 0.
11257 * arm.c (arm_finalize_pic): Take into account the setting of
11260 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11262 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11263 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11265 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11266 store elimination candidates.
11268 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11270 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11273 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11275 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11276 Add use of x-aix41-gld.
11278 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11280 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11281 (ASM_OUTPUT_DESTRUCTOR): Define.
11283 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11285 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11286 last CODE_LABEL in a loop if we have previously passed a jump
11287 to the top of the loop.
11289 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11291 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11292 applying Philip's patch.
11294 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11296 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11299 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11301 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11303 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11305 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11306 Also remove a useless comment.
11308 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11310 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11312 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11314 * collect2.c (main): Only generate import or export file and add
11315 to link arguments if non-empty. Use xmalloc not alloca.
11316 (write_{export,import}_file): Delete.
11317 (write_aix_file): New function.
11318 (locatelib): Use xmalloc not malloc.
11319 (GCC_OK_SYMBOL): Do not check type if aix64.
11321 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11323 Based on patch by Scott Bambrough and Pat Beirne:
11324 * config/arm/arm.c (making_const_table): New variable.
11325 * config/arm/arm.h (making_const_table): Declare.
11326 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11328 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11329 Keep track of when we are building the constant table.
11331 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11333 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11336 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11338 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11341 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11343 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11346 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11348 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11350 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11352 * rs6000.c (output_mi_thunk): Enable full support again.
11354 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11356 * sh.h (BRANCH_COST): Define.
11358 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11360 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11362 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11364 * function.c (assign_stack_local): Align stack slot propertly.
11365 (assign_outer_stack_local): Likewise.
11367 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11369 * expr.h (lang_expand_constant): Declare.
11370 * toplev.c (lang_expand_constant): Define it.
11371 * varasm.c (output_constant): Use it.
11373 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11375 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11376 Change function definitions to K&R style.
11378 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11380 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11382 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11384 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11385 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11386 (several places): omit static initialization
11387 (process): use single fd, since only the read fd is used
11388 * fixinc/gnu-regex.c: define 'const' away, if not supported
11389 * fixinc/procopen.c(several places): omit static initialization
11390 * fixinc/server.c: define 'volitile' away, if not supported
11392 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11394 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11395 asm_fprintf and %L to generate the label name.
11396 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11397 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11399 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11401 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11402 insn for a conditional jump can not be found.
11404 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11406 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11407 on variables in specific sections other than .sbss and .sdata.
11409 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11411 * stmt.c (expand_return): Call start_cleanup_deferral and
11412 end_cleanup_deferral around conditional code.
11414 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11416 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11417 filename lists. Utilizes new "krstr" AutoGen function.
11418 * fixinc/fixincl.x: Rebuilt.
11420 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11422 * i386.c (output_float_compare): Avoid GNU-C extensions.
11424 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11426 * version.c: Bump to distinguish mainline tree from the
11429 See ChangeLog.1 for earlier changes.
11432 add-log-time-format: current-time-string