1 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
3 * Makefile.in (dbxout.o): Depend on ggc.h.
4 (dwarf2out.o): Likewise.
5 (xcoffout.o): Likewise.
6 * dbxout.c: Include ggc.h.
7 (dbxout_init): Register lastfile as a root.
8 * dwarf2out.c: Include ggc.h.
9 (dwarf2out_line): Register lastfile as a root.
10 * xcoffout.c: Include ggc.h.
11 (xcoffout_source_line): Register xcoff_lastfile as a root.
13 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
15 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
17 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
19 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
21 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
23 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
25 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
26 (EXECUTE_IF_CONFLICT): Likewise.
27 (ALLOCNO_LIVE_P): Avoid signed division.
28 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
29 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
30 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
32 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
34 * haifa-sched.c (schedule_block): Don't crash if there's no
35 next insn for an interblock movement.
36 (add_branch_dependences): Don't allow clobber insns to move either.
38 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
40 * i386.c (split_xf): New.
41 * i386-protos.h: Declare it.
42 * i386.md (movxf_1): Add general regs alternatives.
43 (movxf_1+1): New splitter for same.
45 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
47 * function.c (purge_addressof_1): Add missing return values.
49 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
51 * function.c (is_addressof): New function. Returns true if
52 the given piece of RTL is an ADDRESSOF.
53 (purge_addressof_1): Make boolean. Return false if the
54 ADDRESSOFs could not be purged.
55 (purge_addressof): If ADDRESSOFs could not be purged from the
56 notes attached to an insn, remove the offending note(s),
57 unless they are attached to a libcall.
59 1999-11-05 Andreas Jaeger <aj@suse.de>
61 * genoutput.c (null_operand =): Initialize all fields.
63 * errors.h: Add extern to prototypes.
65 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
67 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
70 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
72 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
73 (mirror_conflicts): New function.
74 (global_alloc): Call it.
75 (expand_preferences): Remove redundant CONFLICTP test.
76 (find_reg, dump_conflicts): Likewise.
77 (prune_preferences): Process conflicts one word at a time.
79 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
81 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
82 instead of an explicit loop.
84 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
86 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
87 if REG_RETVAL check succeeds, then put classp in src_elt.
89 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
91 * function.c (pad_to_arg_alignment): Only update argument_pad
92 if the argument's alignment is greater than STACK_BOUNDARY.
94 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
96 * bitmap.h (BITMAP_XFREE): New.
97 * flow.c (life_analysis): Use it.
98 (life_analysis_1): Free blocks.
100 * combine.c (undo_commit): New.
101 (try_combine): Use it. Don't zap undobuf.undos.
102 (combine_instructions): Don't zap undobuf.undos; free the
105 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
107 * stmt.c (cost_table_): New.
108 (estimate_case_costs): Use it instead of xmalloc.
110 * toplev.c (compile_file): Reuse dumpname memory instead
113 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
115 * reg-stack.c (convert_regs_1): Initialize target_stack->top
116 after verifying an EH edge.
118 * haifa-sched.c (init_rgn_data_dependences): Correctly
119 size bb_pending_lists_length when zeroing.
121 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
123 * function.c (diddle_return_value): New.
124 (expand_function_end): Use it.
125 * stmt.c (expand_null_return): Likewise.
126 (expand_value_return): Likewise.
128 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
130 * reload1.c (reload): Don't remove return value clobbers.
132 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
134 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
136 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
138 * cse.c (cse_main): Use xmalloc, not alloca.
139 (cse_basic_block): Likewise.
140 * local-alloc.c (local_alloc): Likewise.
142 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
143 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
145 * rtl.c: Include toplev.h.
146 (fatal): Remove declaration.
148 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
150 * haifa-sched.c (schedule_block): Fix thinko.
152 1999-11-03 James McKelvey <mckelvey@fafnir.com>
154 * fixinc/fixincl.c(create_file): Allow for systems that do not have
157 1999-11-03 Philippe De Muyter <phdm@macqel.be>
159 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
160 call `malloc' instead.
162 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
164 * flags.h (flag_renumber_insns): Declare.
165 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
167 * rtl.h (renumber_insns): Change prototype.
168 * toplev.c (flag_renumber_insns): Define.
169 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
171 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
173 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
174 and fpsqrtd. Use them and create fdiv function unit to more
175 accurately represent fpu sqrt pipeline semantics on UltraSparc.
176 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
178 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
180 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
182 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
183 insn into ready list, do not use just a raw swap.
185 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
187 * rtl.h (renumber_insns): New function.
188 (remove_unnecessary_notes): Likewise.
189 * emit-rtl.c (renumber_insns): Define.
190 (remove_unncessary_notes): Likewise.
191 * toplev.c (rest_of_compilation): Remove dead code.
192 Use renumber_insns and remove_unncessary_notes.
194 * gcse.c (struct null_pointer_info): New type.
195 (get_bitmap_width): New function.
196 (current_block): Remove.
197 (nonnull_local): Likewise.
198 (nonnull_killed): Likewise.
199 (invalidate_nonnull_info): Take a null_pointer_info as input.
200 (delete_null_pointer_checks_1): New function.
201 (delete_null_pointer_checks): Use it.
203 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
204 (split_edges): Likewise.
205 (schedule_block): Likewise.
206 (compute_block_backward_dependencies): Likewise.
207 (schedule_region): Likewise.
208 (schedule_insns): Likewise.
210 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
212 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
213 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
214 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
215 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
216 * jump.c (delete_unreferenced_labels): Don't delete if
217 LABEL_ALTERNATE_NAME is set.
218 * print-rtl.c (print_rtx): Dump alternate name.
219 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
220 * rtl.h (LABEL_ALTERNATE_NAME): Define.
221 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
222 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
224 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
226 * fix-header.c (recognized_extern, recognized_function): Constify
229 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
230 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
231 (compute_available): Remove unused variable `last'.
232 (compute_nearerout): Remove unused variable `temp_bitmap'.
233 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
234 Remove unused variable `x'.
236 * scan.h (recognized_function, recognized_extern): Constify a
239 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
241 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
243 * varasm.c (decode_rtx_const): Use XSTR to access the string
246 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
248 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
250 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
252 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
254 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
256 * pa.c (ireg_operand): New function.
257 * pa.h (PREDICATE_CODES): Handle ireg_operand.
258 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
259 Fix out of date comment.
261 * pa.md (negdi2): Turn into expander + anonymous pattern.
263 * reload.c (find_reloads): Fix typos in recent change.
265 * dwarf2out.c: Do not include ctype.h.
267 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
269 * regclass.c (record_reg_classes): Always use may_move_cost when
270 seeing how operand fits with various register classes.
272 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
274 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
275 * toplev.c: Revert Nov 1 13:22 change.
277 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
279 * config/pa/pa.md (height reduction patterns): Add checks for
280 overlapping operands to avoid semantic-destroying splits for
281 height reduction patterns.
283 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
285 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
286 have been an hyphen, fixed.
287 * configure: Rebuilt.
289 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
291 * config/arm/tpe.h: Add prototypes for exported functions.
292 * config/arm/pe.c: Fix compile time warnings.
293 * config/arm/semi.h: Fix compile time warnings.
294 * config/arm/arm.c: Fix compile time warnings.
295 * config/arm/arm.h: Fix compile time warnings.
296 * config/arm/arm.md: Fix compile time warnings.
297 * config/arm/thumb.c: Fix compile time warnings.
298 * config/arm/thumb.h: Fix compile time warnings.
299 * config/arm/thumb.md: Fix compile time warnings.
301 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
303 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
306 * unroll.c (unroll_loop): Remove LOOP notes when loop is
309 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
311 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
313 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
315 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
316 * rtl.h (rtx_equal_p): Move prototype.
317 * rtl.c (rtx_equal_function_value_matters): Move from
319 (rtx_equal_p): Likewise.
320 * rtlanal.c (rtx_equal_function_value_matters): Delete.
321 (rtx_equal_p): Likewise.
323 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
325 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
328 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
330 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
332 * pa.h (ADDR_VEC_ALIGN): Define.
334 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
335 notes when presented with "if (foo) break; end_of_loop" and
336 the break sequence gets moved out of the loop.
338 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
339 Remove explicit zero initializations of entries within MAP.
341 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
343 * reg-stack.c (convert_regs_1): Handle EH edges specially.
345 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
347 * bitmap.h (BITMAP_XMALLOC): New macro.
348 * flow.c (CLEAN_ALLOCA): Remove.
349 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
350 (life_analysis): Likewise.
351 (update_life_info): Don't use CLEAN_ALLOCA.
352 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
353 (calculate_global_regs_live): Likewise.
354 (print_rtl_with_bb): Likewise.
355 (verify_flow_info): Likewise.
356 * global.c (global_alloc): Likewise.
357 (global_conflicts): Likewise.
358 * integrate.c (save_for_inline_nocopy): Likewise.
359 (expand_inline_function): Likewise.
360 * jump.c (jump_optimize_1): Likewise.
361 (duplicate_loop_exit_test): Likewise.
362 (thread_jumps): Likewise.
363 * loop.c (loop_optimize): Likewise.
364 (combine_givs): Likewise.
365 (recombine_givs): Likewise.
366 * reorg.c (dbr_schedule): Likewise.
367 * unroll.c (unroll_loop): Likewise.
369 * combine.c (combine_instructions): Use xmalloc instead of alloca.
371 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
373 * toplev.c (rest_of_compilation): Don't optimize the CFG
374 when rebuilding, just before dbr.
376 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
378 * output.h (assemble_end_function, assemble_destructor,
379 assemble_constructor, assemble_gc_entry, assemble_global,
380 assemble_label, output_constant_pool) Constify a char*.
382 * varasm.c (assemble_destructor, assemble_constructor,
383 assemble_gc_entry, assemble_end_function, assemble_global,
384 assemble_label, output_constant_pool): Likewise.
386 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
388 * config/arm/thumb.c (thumb_expand_prologue): Add comments
389 explaining what is goin on in this function.
391 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
393 * regclass.c (record_reg_classes): In matching case, recompute
394 costs since the direction of movement is different.
396 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
398 * resource.c (mark_target_live_regs): For unconditional branches,
399 the resources found at the branch target should be added to the
400 resources found so far, not intersected.
402 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
404 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
406 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
407 (sys/mman.h): Include this file only if #HAVE_MMAP.
408 (run_compiles): Initialize `esac_fmt' with one old KR string, not
409 with automatically concatenated ANSI strings.
411 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
413 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
414 (DIV_ROUND_UP): Robustify.
415 (ggc_recalculate_in_use_p): New function.
416 (release_pages): Don't inline it.
417 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
419 (ggc_pop_context): Use ggc_recalculate_in_use_p.
420 (clear_marks): Always save in_use_p.
421 (sweep_pages): Use ggc_recalculate_in_use_p.
422 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
423 Release pages before counting statistics.
425 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
427 * toplev.c (rest_of_compilation): Fix thinko in this change:
429 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
431 (rest_of_compilation): If inside an inlined external function,
432 pretend we are just being declared.
434 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
436 * flow.c (calculate_global_regs_live): Fix thinko.
438 * integrate.c (expand_inline_function): Fix bugs in previous
439 change from Oct 28, 1999.
441 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
443 * stmt.c (expand_value_return): Fix typo in this change:
445 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
446 (expand_value_return): Correctly convert VAL when promoting function
447 return; support RETURN_REG being a PARALLEL.
449 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
451 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
453 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
455 * hard-reg-set.h (reg_names): Constify a char*.
457 * regclass.c (reg_names): Likewise.
459 * regs.h (reg_names): Likewise
461 * a29k/a29k.c (reg_names): Delete declaration.
463 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
465 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
466 arc_output_function_epilogue): Likewise.
468 * elxsi/elxsi.c (reg_names): Likewise.
470 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
472 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
475 * m88k/m88k.c (output_function_profiler): Likewise.
477 * sparc/sparc.c (sparc_flat_output_function_prologue,
478 sparc_flat_output_function_epilogue): Likewise.
480 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
482 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
483 warning from -Wuninitialized and put it under -W.
484 * function.c (uninitialized_vars_warning): Warn only when the
485 corresponding flag is set.
487 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
489 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
490 is nonzero and the single set does not have an elt, then assign
493 * simplify-rtx.c: New file.
494 * Makefile.in (OBJS): Add simplify-rtx.o
495 (simplify-rtx.o): Add dependencies.
496 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
497 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
498 (cse_gen_binary, simplify_unary_operation): Delete.
499 (simplify_binary_operation, simplify_plus_minus): Likewise.
500 (check_fold_consts, simplify_relation_operation): Likewise.
501 (simplify_ternary_operation): Likewise.
502 (delete_trivially_dead_insns): Simplify the contents of the
503 REG_EQUAL note before trying to substitute it into the source
504 of the reg-reg copy at the end of a libcall sequence.
506 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
507 references/callers changed.
509 * mn10200.c (mn10200_va_arg): Force the return value into a
512 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
514 * cccp.c (macroexpand): Avoid out of range accesses for omitted
517 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
519 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
521 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
523 * fold-const.c (fold): Fix thinko when optimizing comparisons
526 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
528 * gcc.texi (Passes): Update front-end files to their current
531 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
533 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
534 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
535 (PREDICATE_CODES): Add addition_operation.
536 * alpha-protos.h (addition_operation): Declare.
537 (secondary_reload_class): Likewise.
538 * alpha.c (addition_operation): New.
539 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
540 * alpha.md (adddi3): Turn into expander.
541 (*lda, *adddi_2): New.
542 (movsf, movdf patterns): Don't preference integer regs.
543 (movsi, movdi patterns): Don't preference fp regs.
545 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
547 * genrecog.c (write_switch): Check for duplicate CODE cases.
549 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
551 * ggc-common.c: Update pre-function commentary.
552 * ggc-page.c: Likewise.
554 (poison_pages): Use memset directly.
555 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
556 (ggc_collect): Poison before sweeping.
557 * ggc-simple.c: Update pre-function commentary.
558 (ggc_alloc_obj): Poison non-zeroed memory.
560 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
562 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
563 match format string, even on 64-bit hosts.
564 * gcc-page.c (ggc_page_print_statistics): Likewise.
566 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
568 * config/i386/i386.c (ix86_cpu): Revert last patch.
569 * config/i386/i386.h (ix86_cpu): Ditto.
571 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
573 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
574 TYPE_SIZE, convert type of result to sizetype.
576 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
578 * flow.c (count_or_remove_death_notes): Equate NULL with the
581 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
582 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
585 * i386.c (pic_label_no): Delete.
586 (ix86_attr_length_default): Don't use single_set to peek
589 * recog.c (peephole2_optimize): Allow recog_next_insn to index
590 the first insn after bb->end.
591 * i386.md (push mem peeps): Scratch is live after evaluation
593 (cmp mem peep): Similarly.
595 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
597 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
598 * function.c (pad_to_arg_alignment): Add missing braces.
600 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
602 * alpha/alpha-protos.h (literal_section): Add prototype.
603 (alpha_need_linkage, alpha_start_function,alpha_end_function):
606 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
608 (alpha_start_function, alpha_end_function, float_strings,
609 alpha_need_linkage): Constify a char*
611 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
613 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
615 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
617 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
619 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
621 * flow.c (debug_flow_info): Add prototype.
623 * gcc.c (main): Likewise.
625 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
628 * reload1.c (failed_reload, set_reload_reg): Likewise.
630 * mips-tfile.c (main): Likewise.
631 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
632 with ATTRIBUTE_NORETURN.
634 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
636 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
637 DECL is not a memory ref.
639 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
641 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
642 * config/i386/i386.c (ix86_cpu): Add extern attribute.
644 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
646 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
647 * config/mips/elf64.h: ditto.
649 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
651 * expr.c (emit_push_insn): New argument alignment_pad.
652 Update all callers. Adjust stack pointer based on alignment pad.
653 * function.c (pad_to_arg_alignment): New argument alignment_pad.
654 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
655 (locate_and_pad_parm): New argument alignment_pad. Update all
657 * expr.h (emit_push_insn): Update prototype.
658 (locate_and_pad_parm): Update prototype.
659 * calls.c (arg_data): Add new field alignment_pad.
660 (initialize_argument_information): Initialize alignment_pad.
662 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
664 * except.c (free_eh_nesting_info): Free the info itself.
665 * function.c (free_after_compilation): Don't free NULL.
666 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
667 (pre_edge_insert): Free inserted.
668 * stmt.c (free_stmt_status): Don't free NULL.
670 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
672 * gcov.c (DIR_SEPARATOR): Provide default.
673 (output_data): Add test for MS-DOS format absolute filename.
674 (fancy_abort): Correct program name.
675 (open_files): Open all files in binary mode.
676 * libgcc2.c (__bb_exit_func): Likewise.
678 * profile.c (init_branch_prob): Specify binary when opening files.
680 * flags.h (flag_unwind_tables): New decl.
681 * toplev.c (flag_unwind_table): New definition.
682 (f_options): Add -funwind-tables.
683 (decode_g_option): Clarify warning when unknown -g option is given.
684 (rest_of_compilation): If inside an inlined external function,
685 pretend we are just being declared.
687 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
688 (dwarf2out_frame_finish): Likewise.
690 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
692 * fold-const.c (merge_ranges): In not in0, but in1, handle
693 upper bounds equal like subset case.
695 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
697 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
698 passed in a register but moved to the stack.
700 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
702 * gcc.c (pass_exit_codes, greatest_status): New variables.
703 (struct option_map): Add entry for "--pass-exit-codes".
704 (execute): Update greatest_status if error.
705 (display_help): Add documentation for -pass-exit-codes.
706 (process_command): Handle -pass-exit-codes.
707 (main): Look at pass_exit_codes and greatest_status on call to exit.
709 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
711 * reload.c (find_reloads): Refine test for no input reload
712 case to not includes reloads emitted after insn.
714 * function.c (find_temp_slots_from_address): Handle sum involving
715 a register that points to a temp slot.
716 (update_temp_slot_address): Make recursive call if both old and
717 new are PLUS with a common operand.
718 * calls.c (expand_call): Mark temp slot for result as having
721 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
723 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
724 component as well as "BINUTILS".
726 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
727 * integrate.c (copy_rtx_and_substitute): Likewise.
728 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
730 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
732 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
733 gdb extensions, write size of type; also be more consistent
734 in using references when this is a subtype.
736 * pa.md (extv, extzv, insv): Use define_expand to reject constant
737 that is out of range.
739 * loop.c (unknown_constant_address_altered): New variable.
740 (prescan_loop): Initialize it.
741 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
742 (invariant_p, case MEM): Remove handling for volatile and readony;
743 check new variable if readonly.
744 (check_dbra_loop): Chdeck unknown_constant_address_altered.
746 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
747 (addr_affects_sp_p): Removed from note_mem_written and only
748 define #ifdef AUTO_INC_DEC.
750 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
752 * regclass.c (record_reg_classes): Properly handle register move
755 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
756 Don't think valid if both operands are invalid.
757 (struct constant_descriptor): New field RTL.
758 (mark_const_hash_entry): Mark it.
759 (record_constant{,_rtx}): Initialize it.
760 (output_constant_def): Allocate RTL in permanent obstack and
762 ({record,compare}_constant_1): Modes must match for
763 CONSTRUCTOR of ARRAY_TYPE.
765 * c-common.h (initializer_constant_valid_p): Delete decl from here.
766 * output.h (initializer_constant_valid_p): Move decl to here.
767 * c-common.c (initializer_constant_valid_p): Delete function from here.
768 * varasm.c (initializer_constant_valid_p): Move function to here.
770 * tree.h (STRIP_SIGN_NOPS): New macro.
771 * fold-const.c (optimize_minmax_comparison): New function.
772 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
773 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
774 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
775 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
776 widening conversions.
777 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
778 to look at size of mode, not precision of type; also add missing cases.
779 (optimize_bit_field_compare, decode_field_reference): Don't try to
780 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
782 * dwarf2out.c (ctype.h): Include.
783 (dwarf2out_set_demangle_name_func): New function.
784 (size_of_line_info): Deleted.
785 (output_line_info): Compute size of line info table from difference
787 (base_type_die, add_name_attribute): Call demangle function, if any.
788 (field_byte_offset): Use bits per word for variable length fields.
789 (gen_array_type_die): Add array name.
790 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
791 (dwarf2out_add_library_unit_info): New function.
793 * explow.c (set_stack_check_libfunc): New function.
794 (stack_check_libfunc): New static variable.
795 (probe_stack_range): Allow front-end to set up a libfunc to call.
797 * combine.c (simplify_comparison): When making comparison in wider
798 mode, check for having commuted an AND and a SUBREG.
799 (contains_muldiv): New function.
800 (try_combine): Call it when dividing a PARALLEL.
801 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
802 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
804 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
805 use one of the CLOBBERs instead.
806 (if_then_else_cond): If comparing against zero, just return thing
809 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
810 Don't generate shifts and subtract if have conditional arithmetic.
812 * rtl.h (delete_barrier): New declaration.
813 * jump.c (jump_optimize): Set up to handle conditional call.
814 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
815 (delete_barrier): New function.
817 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
819 * recog.c (nonmemory_operand): Accept ADDRESSOF.
821 * tree.c (build_type_attribute_variant): Push to obstack of
822 ttype around type_hash_canon call.
824 * expr.c (placeholder_list): Move decl to file scope.
825 (expand_expr): Don't force access to volatile just because its
827 If ignoring reference operations, just expand the operands.
828 (expand_expr, case COMPONENT_REF): Propagate
829 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
830 Refine test for using bitfield operations vs pointer punning.
831 (expand_expr, case CONVERT_EXPR): If converting to
832 BLKmode UNION_TYPE from BLKmode, just return inner object.
833 Use proper mode in store_field call.
834 Properly set sizes of object to store and total size in store_field
835 call for convert to union.
836 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
837 memory (like for ADDR_EXPR). Also, don't put constant in register if
838 we'll want it in memory.
839 (readonly_fields_p): New function.
840 (expand_expr, case INDIRECT_REF): Call it if LHS.
841 (expand_assignment): Handle a RESULT_DECL where
842 DECL_RTL is a PARALLEL.
843 (do_jump, case WITH_RECORD_EXPR): New case.
844 (get_inner_reference): Always go inside a CONVERT_EXPR
845 and NOP_EXPR if both modes are the same.
846 (store_field): Use bitfield operations if size of bitsize is not same
847 as size of RHS's type.
848 Check for bitpos not a multiple of alignment in BLKmode case.
849 Do block move in largest possible alignment.
850 (store_constructor): Set BITSIZE to -1 for variable size and properly
851 in case of array of BLKmode.
852 (expand_expr_unaligned): New function.
853 (do_compare_and_jump): Call it.
855 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
856 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
857 does not include 'o'.
859 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
860 both SET_DEST and SET_SRC reference a virtual register.
861 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
863 * integrate.c (expand_inline_function): Handle case of setting
864 virtual stack vars register (from built in setjmp); when parameter
865 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
866 (subst_constant): Add new parm, MEMONLY.
867 (expand_inline_function, integrate_parm_decls): Pass new parm.
868 (integrate_decl_tree): Likewise.
869 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
870 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
871 (copy_rtx_and_substitute, case SET): Add explicit calls to
872 copy_rtx_and_substitute for both sides.
874 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
876 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
877 within INDEX_TYPE, instead of before.
878 (fixup_gotos): Use f->target_rtl, not the next insn,
879 since latter may be from a later fixup.
880 (expand_value_return): Correctly convert VAL when promoting function
881 return; support RETURN_REG being a PARALLEL.
882 (expand_return): When checking for result in regs and having
883 cleanup, consider PARALLEL in DECL_RTL as being in regs.
885 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
887 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
888 last_nominal_fname): Mark const.
889 (struct include_hash: name, nshort, control_macro): Mark
891 (struct macrodef: symnam): Mark const.
892 (struct if_stack: fname): Mark const.
893 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
894 (IStable): New character-syntax array which encompasses all
895 the old is_foo arrays.
896 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
897 is_space): New macros for interrogating IStable.
898 (check_macro_name): Kill last argument. All callers changed.
900 * cppinit.c (initialize_char_syntax): Delete.
901 (is_idchar, is_idstart, is_hor_space, is_space,
902 trigraph_table): Delete.
903 (IStable): New. Initialize with clever macros to avoid
904 information duplication.
905 (builtin_array): Table of builtins to get rid of explicit list
906 in initialize_builtins.
907 (initialize_builtins): Use builtins_array.
908 (cpp_start_read): Call init_IStable, and set IStable['$'] if
909 opts->dollars_in_ident.
911 * cppexp.c: Change all refs to is_xyz[] arrays to use new
913 (cpp_parse_expr): Avoid 'format string is not constant'
914 warning. Use ISGRAPH to identify printable chars.
915 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
917 (read_and_prescan): Map trigraphs to chars with open-coded
918 if-else-if-... sequence, not a lookup table.
919 * cpphash.c: Change all refs to is_xyz[] arrays to use new
921 * cpplib.c: Change all refs to is_xyz[] arrays to use new
922 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
923 (check_macro_name): Remove ability to report an invalid
924 assertion name, which is never used.
925 (do_line): Constify a couple of char *'s.
926 * cppmain.c (main): Call cpp_cleanup before returning.
928 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
930 * ggc.h (struct ggc_statistics): New type.
931 (ggc_get_size): New function.
932 (ggc_print_statistics): Likewise.
933 * ggc-common.c (ggc_stats): New variable.
934 (ggc_mark_rtx_children): Keep statistics.
935 (ggc_mark_tree_children): Likewise.
936 (ggc_print_statistics): New function.
937 * ggc-page.c (struct globals): Add bytes_mapped field.
938 (alloc_anon): Update it.
939 (release_pages): Likewise.
940 (ggc_get_size): New function.
941 (ggc_page_print_statistics): New function.
942 * ggc-simple.c (ggc_get_size): New function.
944 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
946 * flow.c (propagate_block): When the last reference to a label
947 before an ADDR_VEC is deleted because the reference is a dead
948 store, delete the ADDR_VEC.
950 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
952 * resource.c (find_free_register): Don't use the frame pointer
953 if frame_pointer_needed.
955 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
957 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
958 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
960 * config/i960/i960.c (i960_va_start): New locals base, num.
961 Use INDIRECT_REF instead of ARRAY_REF on valist.
962 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
964 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
966 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
968 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
970 * tree.def (PLACEHOLDER_EXPR): Update comments.
972 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
974 * c-common.c (check_format_info): Avoid non-literal format string
975 warnings when `first_arg_num' is zero.
977 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
979 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
981 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
983 * arm.md (casesi_insn): Add a clobber of the condition code
986 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
988 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
989 used by both cc1 and cc1plus.
991 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
993 * config/arm/arm.c: Initialise arm_structure_size_boundary to
994 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
995 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
996 to the value 32 if it has not already been defined.
997 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
998 Override definition in arm.h with a value of 8.
1000 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1002 * c-pragma.c (push_alignment): Don't check the return value
1005 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1007 * sparc.h (ADJUST_COST): Fix thinko.
1009 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1011 * cccp.c (rescan): Fixed obp pointer handling around call to
1012 check_expand subroutine.
1014 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1016 * gcse.c (delete_null_pointer_checks): Only record non-null info
1017 for pseudos when examining stores.
1019 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1020 splitters for these patterns. Use "#" for output templates.
1021 (addsi3_carryin_shift): New pattern.
1023 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1025 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1026 of the function return register into a plain REG until
1027 after function inlining is done.
1029 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1031 * jump.c (jump_optimize_1): If we did cross-jumping, and
1032 the data will matter, rebuild the CFG.
1033 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1034 not optimizing. Don't run shorten_branches.
1035 * toplev.c (rest_of_compilation): Run shorten_branches after
1038 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1040 * rtl.h (note_stores): Add additional paramter.
1041 * rtlanal.c (reg_set_p_1): Take additional paramter.
1042 (reg_set_last_1): Likewise.
1043 (reg_set_p): Adjust call to note_stores.
1044 (reg_set_last): Likewise.
1045 (note_stores): Pass data parameter to worker function.
1046 * alias.c (record_set): Take additional parameter.
1047 (init_alias_analysis): Pass it.
1048 * caller-save.c (mark_set_regs): Take additional parameter.
1049 (save_call_clobbered_regs): Pass NULL to note_stores.
1050 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1052 (record_dead_and_set_regs_1): Likewise.
1053 (reg_dead_at_p_1): Likewise.
1054 (combine_instructions): Adjust calls to note_stores.
1055 (try_combine): Likewise.
1056 (record_dead_insn): Remove.
1057 (record_dead_and_set_regs): Adjust calls to note_stores.
1058 (reg_dead_at_p): Likewise.
1059 * cse.c (invalidate_skipped_set): Take additional parameter.
1060 (cse_check_loop_start): Likewise.
1061 (cse_check_loop_start_value): Remove.
1062 (cse_set_around_loop): Adjust calls to note_stores.
1063 * flow.c (notice_stack_pointer_modification): Take additional
1064 parameter. Remove duplicate declaration.
1065 (record_volatile_insns): Adjust calls to note_stores.
1066 * gcse.c (record_set_info): Take additional parameter.
1067 (record_last_set_info): Likewise.
1068 (invalidate_nonnull_info): Likewise.
1069 (record_set_insn): Remove.
1070 (compute_sets): Adjust calls to note_stores.
1071 (last_set_insn): Remove.
1072 (compute_hash_table): Adjust calls to note_stores.
1073 (insert_insn_end_bb): Likewise.
1074 (delete_null_pointer_checks): Likewise.
1075 * global.c (mark_reg_store): Take additional parameter.
1076 (mark_reg_clobber): Likewise.
1077 (reg_becomes_live): Likewise.
1078 (global_conflicts): Adjust calls to note_stores.
1079 (build_insn_chain): Likewise.
1080 * integrate.c (note_modified_parmregs): Take additional parameter.
1081 (mark_stores): Likewise. Make it static.
1082 (save_for_inline_nocopy): Adjust calls to note_stores.
1083 (try_constants): Likewise.
1084 * integrate.h (mark_stores): Remove declaration.
1085 * jump.c (mark_modified_reg): Take additional parameter.
1086 (thread_jumps): Adjust calls to note_stores.
1087 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1089 (no_equiv): Likewise.
1090 (reg_is_set): Likewise.
1091 (validate_equiv_mem): Adjust calls to note_stores.
1092 (update_equiv_regs): Likewise.
1093 (block_alloc): Likewise.
1094 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1095 (note_addr_stored): Take additional parameter.
1096 (note_set_pseudo_multiple_uses): Likewise.
1097 (record_initial): Likewise.
1098 (prescan_loop): Adjust calls to note_stores.
1099 (strength_reduce): Likewise.
1100 (check_dbra_loop): Likewise.
1101 * regmove.c (flags_set_1): Take additional paramter.
1102 (mark_flags_life_zones): Adjust calls to note_stores.
1103 * reload1.c (mark_not_eliminable): Take additional parameter.
1104 (forget_old_reloads_1): Likewise.
1105 (reload_cse_invalidate_rtx): Likewise.
1106 (reload_cse_check_clobber): Likewise.
1107 (reload_combine_note_store): Likewise.
1108 (move2add_note_store): Likewise.
1109 (reload): Adjust calls to note_stores.
1110 (reload_as_needed): Likewise.
1111 (emit_reload_insns): Likewise.
1112 (reload_cse_regs_1): Likewise.
1113 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1114 (reload_combine): Adjust calls to note_stores.
1115 * resource.c (update_live_status): Take additional paramter.
1116 (mark_target_live_regs): Adjust calls to note_stores.
1117 * stupid.c (find_clobbered_regs): Take additional parameter.
1118 (stupid_life_analysis): Adjust calls to note_stores.
1120 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1122 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1125 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1128 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1129 of the variable arm_structure_size_boundary.
1131 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1133 * alias.c (init_alias_analysis): Allocate reg_known_value and
1134 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1136 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1137 * cse.c (cse_main): Call end_alias_analysis.
1138 * haifa-sched.c (schedule_insns): Likewise.
1139 * local-alloc. (update_equiv_regs): Likewise.
1140 * reload1.c (reload_cse_regs): Likewise.
1142 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1144 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1145 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1146 mapping from MASK_FPU.
1148 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1150 * sparc.md (call): Don't bound structure return size to 0xfff.
1152 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1154 * resource.c (mark_target_live_regs): Check that the target
1155 insn wasn't created after compute_bb_for_insn.
1157 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1159 * ggc-page.c (poison_pages): Don't be overzealous.
1161 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1163 * alias.c: Update comments for ADDRESS.
1164 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1165 it is a local memory reference.
1167 * c-typeck.c (build_function_call): Check that the built-in
1168 function is of class BUILT_IN_NORMAL before trying to recongize
1170 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1171 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1173 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1175 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1177 (pre_gcse): Likewise.
1178 (hoist_expr_reaches_here_p): Likewise.
1179 (hoist_code): Likewise.
1180 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1182 (pre_expr_reaches_here_p_work): ... here.
1183 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1185 (expr_reaches_here_p_work): ... here.
1187 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1189 * resource.c (find_basic_block): Delete.
1190 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1191 (init_resource_info): Call compute_bb_for_insn.
1193 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1195 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1196 with already adjacent blocks, but no fallthru.
1197 (merge_blocks_move_successor_nojumps): Simplify.
1198 (debug_flow_info): New.
1200 * toplev.c (rest_of_compilation): Open jump1 dump file before
1201 jump and close after, as opposed to just using dump_rtl.
1203 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1205 * reload.h (earlyclobber_operand_p): Declare.
1206 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1207 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1208 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1209 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1211 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1212 Richard Henderson <rth@cygnus.com>
1214 * emit-rtl.c (emit_block_insn_before): New.
1215 (emit_block_insn_after): New.
1216 * basic-block.h: Declare them.
1218 * bitmap.h: Protect from multiple inclusion.
1220 * recog.c (scratch_operand): Handle VOIDmode correctly.
1222 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1224 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1225 * function.c (assign_parms): Likewise.
1226 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1228 * reg-stack.c (max_uid): Remove.
1229 (blocks, block_begin, block_end, block_drops_in): Remove.
1230 (block_stack_in, block_out_reg_set, block_number): Remove.
1231 (struct block_info_def, BLOCK_INFO): New.
1232 (enum emit_where): New.
1233 (current_block): New.
1234 (BLOCK_NUM): Remove.
1235 (mark_regs_pat, record_label_references): Remove.
1236 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1238 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1239 (reg_to_stack): Simplified test for existance of fp code. Use
1240 flow.c code. Call shorten_branches after cross-jump opt.
1241 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1242 Return false if the asm doesn't use stack regs. Don't do life
1243 analysis on the asm.
1244 (emit_pop_insn): Replace function pointer arg `when' with
1245 enum `where'. Update all callers.
1246 (change_stack): Likewise. Update basic block end.
1247 (emit_swap_insn): Use current_block->head to limit reverse search
1248 for start of block. Use emit_block_insn_after.
1249 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1250 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1251 structure assignment instead of bcopy.
1253 (convert_regs_entry, convert_regs_exit): New.
1254 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1255 Work on basic blocks and the CFG.
1256 (convert_regs): Use them.
1258 * i386.c (output_fix_trunc): Remove code for DImode input operand
1259 not at top-of-stack.
1260 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1262 (fix_truncdi_1): Allow any mode scratch.
1264 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1266 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1267 * linux.h, netbsd.h, vms.h: Not here.
1269 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1271 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1272 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1273 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1274 CONDITIONAL_REGISTER_USEAGE): Use them.
1275 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1276 gen_conditional_branch,override_options) : Use them.
1277 * config/mips/mips.md : Use them.
1279 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1281 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1283 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1285 * integrate.c (function_cannot_inline_p): Don't allow inlining
1288 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1290 * c-parse.in (cast_expr): Constify.
1292 * cccp.c (special_symbol): Likewise.
1294 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1296 * dwarf2out.c (base_type_die): Likewise.
1298 * global.c (allocno_compare): Likewise.
1300 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1302 * regclass.c (fix_register): Likewise.
1304 * rtl.h (fix_register): Likewise.
1306 * stupid.c (stupid_reg_compare): Likewise.
1308 * toplev.c (decode_f_option): Likewise.
1310 * tree.c (build_complex_type): Likewise.
1312 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1314 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1316 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1318 * reload.c (find_reloads): Compute mode and nregs fields of all
1320 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1321 (calculate_needs): Use precomputed mode/nregs values.
1322 (allocate_reload_reg): Likewise.
1324 (failed_reload, set_reload_reg): ... new functions.
1325 (choose_reload_regs_init): New function, mostly broken out from...
1326 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1327 Also lose one #if 0 block.
1329 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1331 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1334 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1336 * tree.h (BLOCK_TYPE_TAGS): Remove.
1337 (BLOCK_END_NOTE): Likewise.
1338 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1339 (BLOCK_LIVE_RANGE_START): Likewise.
1340 (BLOCK_LIVE_RANGE_END): Likewise.
1341 (tree_block): Remove live_range_flag, live_range_var_flag, and
1342 type_tags. Remove end_note, live_range_start, and live_range_end.
1343 (remember_end_note): Remove prototype.
1344 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1345 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1347 * ggc-common.c (ggc_mark_tree_children): Don't mark
1348 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1349 * integrate.c (adjust_copied_decl_tree): Remove.
1350 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1351 * stmt.c (last_block_end_note): Remove.
1352 (init_stmt): Don't add a GC root for it.
1353 (expand_fixup): Don't set it.
1354 (remember_end_note): Remove.
1355 (expand_end_bindings): Don't set last_block_end_note.
1357 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1359 * reload1.c (reload_reg_free_for_value_p): Show
1360 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1363 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1365 * expmed.c (extract_bit_field): Allow for the case of non-integer
1366 objects that are smaller than a word (like SFmode on a 64-bit
1369 * loop.c (basic_induction_var): A non-integer variable which is
1370 being set by a paradoxical subreg is probably not a biv.
1372 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1374 * prefix.c (translate_name) Check for empty prefix string.
1376 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1378 * Makefile.in (CPP_CROSS_NAME): New variable.
1379 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1381 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1382 names of the files to be uninstalled.
1384 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1386 * collect2.c (IS_DIR_SEPARATOR): Define.
1387 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1389 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1392 * haifa-sched.c (add_dependence): Update the true dependency
1393 cache the first time we add a true dependence to the LOG_LINKS chain.
1395 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1397 * fold-const.c (fold): Fix comment.
1399 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1401 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1402 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1403 dbxout_start_new_source_file, dbxout_source_file,
1404 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1405 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1407 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1408 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1409 (dbxout_block): Initialize variable `blocknum'.
1411 * dbxout.h (dbxout_init, dbxout_finish,
1412 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1413 dbxout_args, dbxout_source_line): Constify a char*.
1415 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1416 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1417 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1418 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1419 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1420 src_info_attribute, mac_info_attribute, producer_attribute,
1421 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1422 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1423 dwarfout_undef): Constify a char*.
1424 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1426 * dwarfout.h (dwarfout_define, dwarfout_undef,
1427 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1429 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1431 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1432 (MULTILIB_ISA_DEFAULT): New.
1433 (MULTILIB_DEFAULTS): Use it.
1434 * config/mips/mips.c (): Remove the now unnecessary definition
1435 of MIPS_ISA_DEFAULT.
1436 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1437 unnecessary definition.
1439 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1441 * arm.md (pic_load_addr): Add constraints to operand 1.
1443 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1445 * fixinc/genfixes: Provide a means for specifying -D options to
1448 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1450 * arm.c (arm_override_options): Correct initialization of
1451 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1452 arm_is_strong, and arm_is_6_or_7.
1454 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1455 (note_set_pseudo_multiple_uses): New function.
1456 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1457 if a pseudo set in the loop exit is used elsewhere.
1459 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1461 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1463 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1465 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1466 a single load-address pattern.
1468 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1470 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1471 depending on whether or not line-number notes are present.
1473 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1475 * cccp.c (progname, file_buf, default_include, include_file,
1476 macrodef, definition, hashval, wchar_type, user_label_prefix,
1477 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1478 expand_to_temp_buffer, is_system_include, base_name,
1479 absolute_filename, read_name_map, open_include_file,
1480 record_control_macro, check_precompiled, check_preconditions,
1481 pcfinclude, pass_thru_directive, create_definition,
1482 check_macro_name, comp_def_part, collect_expansion,
1483 check_assertion, read_token_list, assertion_install,
1484 assertion_lookup, eval_if_expression, conditional_skip,
1485 validate_else, skip_quoted_string, quote_string, macarg1,
1486 error_from_errno, install, lookup, hashf, dump_defn_1,
1487 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1488 check_white_space, rescan, handle_directive, monthnames,
1489 special_symbol, do_include, remap_include_file, write_output,
1490 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1491 do_ident, do_sccs, do_xifdef, skip_if_group,
1492 output_line_directive, macroexpand, macarg, change_newlines,
1493 initialize_builtins, make_definition): Constify a char*.
1495 * pcp.h (stringdef): Likewise.
1497 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1499 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1502 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1503 Richard Henderson <rth@cygnus.com>
1505 * alias.c: Include ggc.h.
1506 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1507 (record_set): Verify enough room in reg_base_value.
1508 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1509 Register it as a GC root.
1510 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1511 * Makefile.in (alias.o): Depend on ggc.h.
1513 * unroll.c (unroll_loop): Verify the insn before a barrier
1514 is a JUMP_INSN before checking JUMP_LABEL.
1516 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1518 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1519 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1520 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1521 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1522 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1523 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1525 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1527 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1529 * alpha/alpha-interix.h (text_section): Delete prototype.
1530 * alpha/elf.h (text_section): Likewise.
1531 * arm/linux-elf.h (text_section): Likewise.
1532 * arm/linux-telf.h (text_section): Likewise.
1533 * c4x/c4x.h (text_section): Likewise.
1534 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1535 * elfos.h (text_section): Likewise.
1536 * i386/aix386ng.h (text_section): Likewise.
1537 * i386/i386-interix.h (text_section): Likewise.
1538 * i386/sco5.h (text_section): Likewise.
1539 * i386/svr3gas.h (text_section): Likewise.
1540 * nextstep.h (text_section): Likewise.
1541 * psos.h (text_section): Likewise.
1542 * ptx4.h (text_section): Likewise.
1543 * svr3.h (text_section): Likewise.
1544 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1546 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1548 * final.c (peephole): Delete prototype.
1550 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1551 (pre_insert_copies): Remove unused variable `bb'.
1553 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1556 * output.h (peephole): Add prototype.
1558 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1560 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1563 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1565 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1566 for inlined declarations.
1568 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1570 * arm.c (logical_binary_operator): New fucntion.
1571 * arm.h (logical_binary_operator): Declare it.
1572 (PREDICATE_CODES): Handle logical_binary_operator.
1573 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1574 output constraints. Add appropriate splitters.
1575 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1576 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1577 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1579 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1581 * genoutput.c (struct operand_data): New elt eliminable.
1582 (output_operand_data): Write it.
1583 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1584 (compare_operands): Take it into account.
1585 * recog.h (struct insn_operand_data): New elt eliminable.
1586 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1588 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1589 (eliminate_regs): Move code that detects changes to elimination
1590 target regs into new function elimination_effects.
1591 Delete one #if 0 block.
1592 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1593 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1594 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1595 Only call eliminate_regs for real operands of the insn, not for parts
1596 of its structure or parts matched by things like match_operator.
1597 Use elimination_effects and check_eliminable_occurrences. Use
1598 copy_insn to duplicate the pattern when not in the final pass.
1600 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1602 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1605 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1607 * fixinc/README: document the "mach" machine matching test
1608 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1609 * fixinc/fixtests.c: Implement the #else/#endif label test
1610 * fixinc/inclhack.def: utilize these tests and fixes
1611 * fixinc/inclhack.sh: regen
1612 * fixinc/fixincl.x: regen
1613 * fixinc/fixincl.sh: regen
1615 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1617 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1620 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1622 * gcc.1: Document exit codes.
1624 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1626 * calls.c: Include tm_p.h later, so everything we need is defined.
1628 * function.c: Likewise.
1630 * except.c: Include tm_p.h.
1632 * sparc.c: Likewise.
1633 (dwarf2out_cfi_label): Don't prototype.
1634 (check_return_regs, epilogue_renumber,
1635 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1636 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1637 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1638 ultra_schedule_insn): Add static prototype.
1639 (data_segment_operand, text_segment_operand): Call itself with the
1640 proper number of arguments.
1641 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1643 * sparc.h: Move all declarations to sparc-protos.h.
1644 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1647 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1649 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1651 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1652 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1653 ASM_OUTPUT_ASCII): Constify a char*.
1655 * sparc-protos.h: New file for sparc prototypes.
1657 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1659 * function.c (record_insns, contains): Always declare and define.
1660 (record_insns): Mark with ATTRIBUTE_UNUSED.
1662 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1664 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1665 to .section when outputting a .bss section to deal with multiple
1666 .bss input sections (as happens with -fdata-sections)
1667 Also output %progbits, not @progbits so the assembler doesn't treat as
1669 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1671 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1672 thumb parts even when building with non-thumb CPUs, by forcing
1675 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1677 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1678 (movdf_const_intreg_sp64): Similarly.
1680 * local-alloc.c (update_equiv_regs): Check the correct insn
1681 for pre-existing REG_EQUIV notes.
1683 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1685 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1686 block reached by a branch if we're not going to actually process
1689 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1691 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1692 a local extern function declaration.
1694 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1696 * i386.c (ix86_expand_prologue): Properly wrap USE around
1697 reg for CALL_INSN_FUNCTION_USAGE.
1699 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1701 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1702 move between GP_REGs.
1704 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1706 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1707 the mode size when finding out if an offset is legal.
1709 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1711 * basic-block.h (PROP_*): Move constants from ...
1713 (compute_bb_for_insn): Free the array before reallocating.
1714 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1715 (allocate_reg_life_data): Reset all reg variables collected by
1717 (get_block_head_tail): Don't convert from bb to block.
1718 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1719 (find_insn_reg_weight): Take block not bb.
1720 (schedule_block): Don't set block num for moved insns.
1721 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1722 (schedule_insns): Do it here instead.
1723 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1724 before update_life_info.
1725 * recog.c (split_all_insns, peephole2_optimize): Update for
1726 new arg to update_life_info.
1727 * rtlanal.c (remove_note): Cope with NULL note.
1728 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1731 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1733 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1735 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1736 block records so that merge_blocks_nomove will clean up correctly.
1737 (split_edge): Handle casesi insns.
1739 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1741 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1743 * pa.md (call, call_value): Do not emit a blockage after restoring
1746 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1748 * c-typeck.c (c_expand_asm_operands): Fix typo.
1750 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1752 * arm.c (fpu_rhs_operand): Verify modes.
1753 (fpu_add_operand): Likewise.
1754 (di_operand): Likewise.
1755 (soft_df_operand): Likewise.
1757 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1759 * arm.c (arm_return_in_memory): APCS rules state that the elements
1760 of a structure returned in a register must be 'integer-like'.
1762 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1764 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1765 in the source tree when the generated targets are out of date
1766 * fixinc/genfixes: Alter it to run individual fixes for make.
1767 * fixinc/README: rewrite
1768 * fixinc/inclhack.def: moved initial comments to README
1770 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1772 * toplev.c (main): Do not generate an error message if an
1773 unrecognised command line switch is recognisable by another
1774 language. If extra_warnings are enabled, then generate a
1775 warning message instead.
1777 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1779 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1780 (insert_pack_attributes): Delete prototype.
1782 * c-pragma.c (default_alignment): New static variable.
1783 (push_alignment): Initialize to current effective alignment.
1784 (pop_alignment): Use to set new alignment.
1785 (insert_pack_attributes): Delete function.
1786 (handle_pragma_token): Set default_alignment as well each time
1787 a #pragma pack(<n>) is encountered.
1789 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1791 * reg-stack.c (stack_result): Aggregates are not returned in
1794 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1796 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1798 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1800 * basic-block.h (set_block_num): Declare.
1801 * flow.c (update_life_info): Don't call compute_bb_for_insn
1802 or free_basic_block_vars.
1803 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1804 (insn_orig_block): Remove.
1805 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1806 (schedule_block): Keep BLOCK_NUM up-to-date.
1807 (schedule_insns): Use compute_bb_for_insn.
1808 * recog.c (split_all_insns): Likewise.
1809 (peephole2_optimize): Likewise.
1811 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1813 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1814 if the pic register is used.
1816 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1818 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1819 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1820 if that tests TREE_PERMANENT.
1822 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1824 * cse.c (invalidate_for_call): Do not remove memory references from
1825 the table here. It's handled elsewhere.
1827 * haifa-sched.c (add_dependence): Protect references to the
1828 true dependency cache with #ifdef INSN_SCHEDULING.
1829 (remove_dependence): Similarly.
1831 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1832 to the cfg code that this is a return instruction.
1833 * mn10300.md (return_internal): Similarly.
1835 * combine.c (get_last_value): If the last set of a register
1836 is after subst_low_cuid, then we can not use it to determine
1837 the register's last value.
1839 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1841 * Makefile.in: Back out previous change.
1843 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1845 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1847 * haifa-sched.c (add_dependence): Only check/update the cache
1849 (remove_dependence): Likewise.
1850 (schedule_insns): Only create the true_dependency_cache if the
1851 average number of instructions in a basic block is very large.
1853 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1855 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1856 (ggc-simple.o): Likewise.
1857 (ggc-page.o): Likewise.
1859 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1861 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1862 Prototype for exported functions.
1863 (pre_lcm, pre_rev_lcm): Remove prototypes.
1864 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1865 (compute_available): Move to lcm.c, and change parameter order.
1866 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1867 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1868 (gcse_main): No longer call compute_preds_succs. Rebuild the
1869 set table after reach pre pass.
1870 (pre_insert_map, pre_delete_map, edge_list): New.
1871 (alloc_pre_mem): Allocate edge vectors.
1872 (free_pre_mem): Delete edge vectors.
1873 (compute_pre_data): Call new edge based lcm routines.
1874 (process_insert_insn): New function.
1875 (insert_insn_end_bb): Use it.
1876 (pre_edge_insert): New function.
1877 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1879 (pre_insert_copies): Revamp using new edge based lcm outputs.
1880 (pre_delete): Likewise.
1881 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1883 (compute_code_hoist_vbeinout): New new edge based routines.
1884 * lcm.c: Remove all the old LCM functions. Replace with new ones
1885 that work with the new cfg datastructures and work with edges
1888 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1890 * reload.h (struct reload): Add new fields "mode" and "nregs".
1891 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1892 to reference the "mode" and "nregs" field within struct reload.
1894 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1896 * haifa-sched.c (true_dependency_cache): New.
1897 (add_dependence): Use the true dependency cache to avoid expensive
1898 walks down the LOG_LINKS dependency list. Add entries to the
1900 (remove_dependence): Remove entries from the true dependency cache
1902 (schedule_insns): Allocate and initialize and free the true
1905 * haifa-sched.c (schedule_insns): Do not remove inter-block
1906 dependencies anymore.
1908 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1910 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1911 * i386/t-winnt: Likewise.
1913 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1915 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1917 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1919 * Makefile.in (LANGUAGES): Omit "proto".
1920 (clean): Remove stale comment about removing unprotoize.c.
1922 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1924 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1925 using arithmetic on void pointers.
1927 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1929 * haifa-sched.c (compute_block_forward_dependencies): Only check
1930 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1932 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1934 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1935 (expr_equiv_p): Reject memories with different alias sets.
1937 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1939 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1940 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1941 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1942 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1943 (lang_init): Set default for flag_bounds_check if still "unspecified".
1945 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1947 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1949 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1951 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1954 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1956 * config/c4x/c4x.md (*db_noclobber,
1957 *decrement_and_branch_until_zero_noclobber): New patterns and
1958 associated splitters.
1960 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1962 * config/c4x/c4x.md (parallel instruction patterns): Rework
1963 constraints to keep reload happy.
1965 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1967 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1968 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1969 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1970 Add new patterns and associated post-reload splitters.
1972 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1974 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1976 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1978 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1980 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1982 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1984 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1987 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1989 * pa.c (move_operand): Rely on memory_address_p to determine the
1990 validity of non-indexed memory addresses.
1991 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1992 operand in DFmode and SFmode when generating PA2.0 code.
1994 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1996 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1998 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2000 * mips.c (function_prologue): Fix argument types.
2001 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2002 (casesi_internal): Write to the scratch register.
2004 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2006 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2008 (parse_charconst): Delete unnecessary cast when calling
2010 (cpplib.h): Kill prototype of cpp_parse_escape.
2012 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2014 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2015 * unroll.c (unroll_loop): Cast return value of alloca.
2016 * i370/i370.c: Include function.h and toplev.h.
2017 (i370_label_scan): Remove c++ commented abort.
2018 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2019 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2020 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2021 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2023 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2025 * config/t-freebsd: Do not override USER_H.
2026 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2028 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2029 Mumit Khan <khan@xraylith.wisc.edu>
2031 * c-parse.in (component_decl): Support anonymous struct/union.
2033 * c-parse.y: Regenerate.
2034 * c-parse.c: Likewise.
2035 * objc/objc-parse.y: Likewise.
2036 * objc/objc-parse.c: Likewise.
2037 * c-decl.c (finish_struct): Don't sort the fields.
2038 (field_decl_cmp): Delete unused function.
2040 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2042 * sparc.md (movsf_const_intreg): Revert last constraint change.
2043 (movdf_const_intreg_sp32): Likewise.
2045 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2047 * cse.c: Include hashtab.h instead of splay-tree.h
2048 (struct cse_reg_info): No longer use variant union. Add new
2049 field "regno". All references changed to avoid union.
2050 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2051 (free_cse_reg_info): Remove.
2052 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2053 (get_cse_reg_info): Revamp to use expandable hash tables instead
2054 of splay trees. Initialize new fields in cse_reg_info structure.
2055 (new_basic_block): Similarly.
2057 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2059 * genrecog.c (message_with_line): Prototype.
2060 (validate_pattern): Pass along the set for the dest, not a flag.
2061 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2062 Check for PC/CC0 as sources.
2063 (nodes_identical): Check for children position match before
2064 allowing the combination.
2066 * rtl.c (read_rtx): Track line number across \\\n.
2068 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2070 * mips.h (SPECIAL_MODE_PREDICATES): New.
2071 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2072 (movdi+1, movsi+1): Add output reload constraint.
2073 (casesi_internal): Likewise. Fix commentary.
2074 (return_internal): Use pmode_register_operand.
2076 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2078 * 1750a.md (movstrqi): Add missing output reload constraint.
2079 (call_value): Likewise.
2080 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2081 (jmpfdec): Add missing inout reload constraint.
2082 * elxsi.md (addsi patterns): Add missing output reload constraint.
2083 (move from sp): Use @ alternates.
2084 (call_value): No constraint on output.
2085 * fr30.md (movsi_pop): Add missing output reload constraint.
2086 (movsf_constant_store): Likewise.
2087 (splits): Remove constraints.
2088 (subsi3): Add missing mode.
2089 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2090 (call_value): Likewise.
2091 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2092 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2093 * m32r.md (movsicc_internal): Add output reload constraint.
2094 (movstrsi_internal): Add inout reload constraints.
2095 * m88k.h (reg_names): Don't declare.
2096 (SPECIAL_MODE_PREDICATES): New.
2097 * m88k.md (*): Use register_operand not reg_or_0_operand
2099 * mn10200.h (PREDICATE_CODES): New.
2100 * ns32k.md (ffs pattern): Add output reload constraint.
2101 * pdp11.md (sob pattern): Add inout reload constraint.
2102 * sh.md (splits): Remove constraints.
2103 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2104 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2105 * vax.md (jgequ pattern): Add inout reload constraint.
2107 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2109 * configure.in (djgpp): Revert previous patch.
2110 * configure: Rebuit.
2111 * config/i386/djgpp.h: Revert previous patch.
2113 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2115 * fixinc/inclhack.def: Restore patch lost during last merge of
2116 "no_bogosity" branch.
2117 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2119 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2121 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2122 * fixinc/inclhack.def: Same.
2123 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2125 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2127 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2128 as the base of a PLUS.
2130 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2132 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2133 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2135 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2137 * pa.md (post_stw+1): Use pmode_register_operand.
2138 (dcacheflush, icacheflush): Likewise.
2140 * i386.md (movstricthi_1): Allow r/r.
2142 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2144 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2145 to (not (and (arg0) (arg1))). Similary for and.
2147 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2148 falltrought to assocate code.
2149 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2152 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2153 no bits in common; remove XOR to ROTATE conversion.
2155 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2157 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2159 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2161 * config/c4x/c4x.c (dst_operand): New.
2162 (PREDICATE_CODES): Update.
2163 * config/c4x/c4x.h (dst_operand): Declare it.
2164 * config/c4x/c4x.md: Define mode for each unspec usage.
2165 (move patterns): Use dst_operand predicate instead of src_operand.
2166 (movqi_update, movqf_update): Delete.
2168 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2170 * recog.c (pmode_register_operand): New.
2171 * recog.h: Declare it.
2172 * genrecog.c (pred_codes): Likewise.
2173 (special_mode_pred_table): Likewise.
2174 (validate_pattern): Don't warn no mode for address_operand.
2176 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2177 if the operand is not insn-like.
2179 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2180 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2182 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2184 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2186 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2187 instead of general_operand in a SET_DEST. Use const_double_operand
2188 instead of an explicit test against CONST_DOUBLE.
2189 (movsf_const_lo): Add missing register mode.
2190 (goto_handler_and_restore): Add auxiliary test for Pmode.
2191 (flush): Adjust to use address_operand.
2192 (return_sf_no_fpu): Add missing output constraint.
2194 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2196 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2197 for call return value.
2198 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2200 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2202 * toplev.c (main): Only warn about options for other languages.
2203 * collect2.c (main): Pass -w to sub-gcc.
2205 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2207 * flow.c (propagate_block): Add call-clobbered registers to
2210 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2211 zapping mem_set_list.
2212 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2213 (mark_set_1, mark_used_regs): Likewise.
2215 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2217 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2219 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2221 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2222 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2223 options. Also add a new item "C-only Warning Options" to the
2226 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2228 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2229 from multiple calls.
2231 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2233 * i386.md (call value patterns): Move to the end of the file.
2234 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2236 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2238 * configure.in (djgpp configuration): Define extra_objects..
2239 * configure: Rebuilt.
2240 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2241 (DTORS_SECTION_ASM_OP): Define.
2242 (INIT_SECTION_ASM_OP): Define.
2243 (FINI_SECTION_ASM_OP): Define.
2244 (DATA_SECTION_ASM_OP): Define.
2245 (TEXT_SECTION_ASM_OP): Define.
2246 (EH_FRAME_SECTION_ASM_OP): Define.
2247 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2248 (STARTFILE_SPEC): Add crtbegin.o.
2249 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2250 to here from LINK_COMMAND_SPEC.
2251 (DO_GLOBAL_CTORS_BODY): Define.
2252 (CRTSTUFF_USE_FINI_SECTION): Define
2253 (HAS_INIT_SECTION): Delete.
2255 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2257 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2259 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2261 * pa.h (PREDICATE_CODES): New.
2263 * genrecog.c (validate_pattern): Condense the destination
2266 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2268 * alpha.md (call-1): Supply missing mode for operator.
2269 (*): Add missing output reload constraints. Remove constraints
2272 * i386.h (SPECIAL_MODE_PREDICATES): New.
2273 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2274 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2275 (addsi_lea_3): Add missing mode for op 3.
2276 (prologue_set_got, prologue_get_pc): Add missing modes.
2277 (*) Add missing output reload constraints.
2279 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2281 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2282 check for member bit-size overflow and use var_size if it occurs.
2283 (layout_record): Use bitsize_int() to define the type size in bits.
2284 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2285 (layout_decl): Likewise when assigning to DECL_SIZE.
2287 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2289 * genrecog.c (validate_pattern): Typo last change. Verify
2290 that output operands have output reloads.
2292 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2294 * genrecog.c (special_mode_pred_table): New.
2295 (NUM_SPECIAL_MODE_PREDS): New.
2296 (find_operand): New.
2297 (validate_pattern): New argument `insn'. Warn for assignment to
2298 any predicate accepting non-lvalues. Conditionaly warn for
2299 match_operand without a mode. Try much harder to match source
2300 and destination modes on a set.
2301 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2303 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2305 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2307 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2309 * combine.c (simplify_logical): Recognize xor pattern that encodes
2312 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2314 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2317 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2319 * ggc-page.c (MAP_FAILED): Provide default.
2321 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2323 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2324 * sparc.h (PREDICATE_CODES): Update.
2326 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2328 * alpha.c (some_ni_operand): New.
2329 * alpha-protos.h: Declare it.
2330 * alpha.h (PREDICATE_CODES): Update.
2331 * alpha.md (sXaddq reload insns): Use some_ni_operand
2332 for SET_DEST instead of some_operand.
2334 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2335 Jim Wilson <wilson@cygnus.com>
2337 * genrecog.c (maybe_both_true_2): Don't compare modes of
2339 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2340 after find_afterward.
2341 (debug_decision_1): Dump next and afterward codes.
2343 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2345 * rtl.c (dump_and_abort): Remove.
2346 (fatal_with_file_and_line): New.
2347 (fatal_expected_char): New.
2348 (read_rtx_lineno, read_rtx_filename): New.
2349 (read_skip_spaces): Track line number.
2350 (read_name): Use fatal_with_file_and_line.
2351 (read_rtx): Use fatal_expected_char. Track line number.
2352 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2354 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2355 if it isn't a CODE_LABEL.
2357 * genattr.c (main): Set read_rtx_filename.
2358 * genattrtab.c (main): Likewise.
2359 * gencodes.c (main): Likewise.
2360 * genconfig.c (main): Likewise.
2361 * genemit.c (main): Likewise.
2362 * genextract.c (main): Likewise.
2363 * genflags.c (main): Likewise.
2364 * genopinit.c (main): Likewise.
2365 * genoutput.c (main): Likewise.
2366 * genpeep.c (main): Likewise.
2368 * genrecog.c (decision_test.u.insn): Add `lineno'.
2369 (pattern_lineno, error_count): New variables.
2370 (message_with_line): New.
2371 (add_to_sequence): Break out checking code to ...
2372 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2373 (merge_insn): Use message_with_line.
2374 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2375 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2377 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2379 * expr.c (store_constructor): Clear union if constructor is empty.
2381 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2383 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2384 Add !endian checks. Change %{...} to %(...).
2386 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2388 * i386.md (*addsi3_cc): Renamed from addcsi3.
2389 (*addsi3_carry): Renamed from addxsi3.
2390 (*subsi3_cc): Renamed from subcsi3.
2391 (*subsi3_carry): Renamed from subxsi3.
2392 (*xorqi_cc_1): Renamed from xorcqi_1.
2393 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2394 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2396 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2398 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2399 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2401 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2403 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2404 climb up the chain of insns.
2406 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2408 * genrecog.c (write_subroutine): Careful for null trees.
2409 (process_tree): Don't elide empty functions.
2411 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2413 * Makefile.in (genrtl.o): Depend on ggc.h.
2414 * configure.in (valloc): Probe for it.
2415 (with-gc): Use ggc-page if valloc present.
2416 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2417 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2418 (ggc_alloc_string): Moved from ggc-page.c.
2419 * ggc-none.c (ggc_alloc_obj): New.
2420 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2421 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2422 (struct globals): Likewise for dev_zero_fd.
2423 (init_ggc): Likewise for it's initialization.
2424 (ggc_allocated_p): Move careful dereference from ...
2425 (ggc_lookup_page_table): ... here. Delete.
2426 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2427 (alloc_anon): Use valloc if no mmap.
2428 (release_pages): Use free if using valloc.
2429 (ggc_alloc_obj): Renamed from alloc_obj.
2430 (ggc_set_mark): Renamed from mark_obj.
2431 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2432 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2433 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2434 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2435 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2436 (ggc_collect): Use fp printing instead of our own rounding.
2437 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2438 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2439 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2440 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2441 (struct ggc_string, struct ggc_any): Delete.
2442 (offsetof): Provide default definition.
2443 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2445 (struct ggc_mem): New, from corpse of ggc_any.
2446 (struct ggc_status): Delete.
2447 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2448 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2449 (n_strings_collected, n_anys_collected): Delete.
2450 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2451 (ggc_alloc_string, ggc_alloc): Delete.
2452 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2453 (ggc_free_string, ggc_free_any): Delete.
2454 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2455 (ggc_compare_addresses, ggc_mark_string): Delete.
2456 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2457 (search_data): Delete.
2458 (struct globals): New.
2459 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2460 (tree_insert, tree_lookup): New.
2461 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2462 (clear_marks, sweep_objs): New.
2463 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2464 (init_ggc): Set allocated_last_gc.
2465 (ggc_push_context): Gut. Use G.context.
2466 (ggc_pop_context): Likewise.
2467 (ggc_pop_context_1): New.
2468 (debug_ggc_tree): New.
2469 (debug_ggc_balance, tally_leaves): New.
2470 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2471 (ggc_mark_string_if_gcable): Remove decl.
2472 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2473 (ggc_mark_rtvec_children): New.
2474 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2475 (ggc_mark_if_gcable): New decl.
2476 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2477 (ggc_alloc_tree, ggc_alloc): Likewise.
2478 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2479 (ggc_alloc_obj): New decl.
2480 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2481 (ggc_alloc_tree, ggc_alloc): Likewise.
2482 (ggc_set_mark): New decl.
2483 * rtl.h (struct rtx_def): Remove gc_mark.
2484 (struct rtvec_def): Likewise.
2485 * tree.h (struct tree_common): Likewise.
2487 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2489 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2490 float_format and thread_file definitions.
2491 * configure: Rebuilt.
2493 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2495 * extend.texi (Function Names): Document types of function names.
2497 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2499 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2500 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2502 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2504 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2506 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2508 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2510 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2512 * collect2.c (main): Do prelimnary link on AIX if rflag.
2514 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2516 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2517 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2519 (__do_global_dtors): similarly for __DTOR_LIST__.
2521 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2522 Diego Novillo <dnovillo@cygnus.com>
2524 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2527 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2529 * fixincl/*: Merged "no_bogosity" branch
2530 * fixincl/fixlib.h: protect against doubly defining t_bool
2531 * fixincl/server.h: protect against doubly defining t_bool
2533 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2535 * genoutput.c: Include toplev.h.
2537 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2539 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2541 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2542 * configure: Regenerate.
2544 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2546 * gcse.c (delete_null_pointer_checks): Returns void.
2548 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2550 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2551 * emit-rtl.c (copy_insn_1): Likewise.
2553 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2555 * config/mips/mips.c (mips_build_va_list): Correct
2556 TREE_CHAIN setting when hard-float.
2557 (mips_va_start): Use corrected setting.
2558 (mips_va_arg): Likewise. Also pass a tree to build of
2559 POSTINCREMENT_EXPR rather than a naked 'int'.
2561 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2563 * ggc.h (ggc_push_context): Fix comment.
2564 (ggc_pop_context): Likewise.
2565 (mark_string_if_gcable): Likewise.
2566 * ggc-common.c (ggc_mark_rtx_children): Use
2567 ggc_mark_string_if_gcable.
2568 * ggc-page.c (ggc_lookup_page_table): New function.
2569 (ggc_allocated_p): Likewise.
2570 (mark_obj): Fix formatting.
2571 (ggc_mark_string_if_gcable): New function.
2572 * ggc-simple.c (ggc_allocated_strings): New variable.
2573 (ggc_strings_used): Likewise.
2574 (ggc_compare_addresses): New function.
2575 (ggc_pop_context): Pop the `any' memory too.
2576 (ggc_mark_string_if_gcable): New function.
2577 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2579 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2581 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2582 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2583 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2586 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2588 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2589 (sched_reg_live_length, sched_reg_basic_block): Delete.
2590 (current_block_num, bb_live_regs, old_live_regs): Delete.
2591 (dead_notes, struct sometimes): Delete.
2592 (sched_note_set, birthing_insn_p): Delete.
2593 (adjust_priority): Gut useless reg lifetime code.
2594 (create_reg_dead_note, attach_deaths): Delete.
2595 (attach_deaths_insn, new_sometimes_live): Delete.
2596 (finish_sometimes_live): Delete.
2597 (find_pre_sched_live, find_post_sched_live): Delete.
2598 (update_reg_usage): Delete.
2599 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2600 (schedule_insns): Delete reg lifetime code.
2601 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2602 (unlink_other_notes): Adjust REG_NOTE commentary.
2603 (reemit_notes): Use REG_SAVE_NOTE.
2604 (schedule_block): Likewise.
2605 (schedule_region): Allocate bitmap of blocks in region. Use
2606 count_or_remove_death_notes. Use update_life_info.
2608 * rtl.h (REG_SAVE_NOTE): New.
2609 * rtl.c (reg_note_name): Update.
2611 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2613 * combine.c (refresh_blocks, need_refresh): New.
2614 (combine_instructions): Allocate refresh_blocks. Invoke
2615 update_life_info if needed.
2616 (distribute_notes): Mark refresh_blocks instead of installing
2618 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2619 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2621 * Makefile.in (recog.o): Depend on basic-block.h.
2623 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2625 * genrecog.c (add_to_sequence): Thinko last change: delete
2626 shadowing allow_const_int variable.
2628 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2630 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2631 __GNUC__ and __GNUC_MINOR__.
2633 * gansidecl.h: Likewise.
2639 * toplev.h: Likewise.
2645 * varray.c: Likewise.
2647 * varray.h: Likewise.
2649 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2651 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2652 use one before a jump table.
2654 * rtl.def (ADDRESS): Change documentation to match reality.
2655 * md.texi: Don't document it.
2656 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2659 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2661 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2663 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2664 known predicate block; default allow_const_int true.
2665 (debug_decision_list): New.
2667 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2669 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2671 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2673 * gcse.c (gcse_main): Avoid global optimizations if we have a
2674 large number of basic blocks and the ratio of edges to blocks
2676 (delete_null_pointer_checks): Likewise.
2678 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2680 * c-common.c (check_format_info): Warn if format string isn't a
2683 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2685 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2686 * configure: regenerate
2688 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2690 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2691 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2692 (peepholes): Re-enable.
2694 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2696 * Makefile.in (flow.o): Depend on TREE_H.
2697 * basic-block.h (REG_SET_EQUAL_P): New.
2700 (free_regset_vector): Remove declaration.
2701 (flow_delete_insn_chain): Declare.
2702 (enum update_life_extent): New.
2703 (update_life_info, count_or_remove_death_notes): Declare.
2704 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2705 Verify register live at bb->global_live_at_start before adding USE.
2706 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2707 (CLEAN_ALLOCA): New.
2709 (PROP_*): New flags.
2710 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2711 (clear_edges): Zero n_edges.
2712 (make_edge): Increment n_edges.
2713 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2714 (flow_delete_insn_chain): Export.
2715 (delete_block): Decrement n_edges.
2716 (merge_blocks_nomove): Likewise.
2717 (life_analysis): Give life_analysis_1 PROP flags.
2718 (verify_wide_reg_1, verify_wide_reg): New.
2719 (verify_local_live_at_start): New.
2720 (update_life_info): Rewrite to call into propogate_block.
2722 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2723 always mark stack pointer. Conditionally mark PIC register.
2724 After reload, mark call-saved registers, return regsiters.
2725 (life_analysis_1): Accept PROP flags not remove_dead_code.
2726 Call mark_regs_live_at_end before zeroing regs_ever_live.
2727 Use calculate_global_regs_live. Copy global_live_at_end before
2728 calling final propagate_block. Zero reg_next_use on exit.
2729 (calculate_global_regs_live): New.
2730 (allocate_bb_life_data): Don't allocate bb->local_set.
2731 (init_regset_vector, free_regset_vector): Remove.
2732 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2733 Test flags before every operation. Warn if prologue/epilogue insn
2734 would have been deleted.
2735 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2736 Use alloc_EXPR_LIST.
2737 (mark_used_regs): Accept and use FLAGS, not FINAL.
2738 Remove special handling for RETURN.
2739 (try_pre_increment): Use alloc_EXPR_LIST.
2740 (dump_flow_info): Dump n_edges.
2741 (unlink_insn_chain, split_hard_reg_notes): Remove.
2742 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2743 (find_insn_with_note, new_insn_dead_notes): Remove.
2744 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2745 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2746 (replace_insns): Remove.
2747 (count_or_remove_death_notes): New.
2748 (verify_flow_info): Abort on error after all checks.
2749 (remove_edge): Decrement n_edges.
2750 (remove_fake_edges): Tweek format.
2751 * haifa-sched.c (schedule_insns): Use split_all_insns.
2752 * output.h (update_life_info): Remove declaration.
2753 * recog.c (split_all_insns): From the corpse of split_block_insns,
2754 do the whole function block by block. Use update_life_info.
2755 (recog_last_allowed_insn): New.
2756 (recog_next_insn): Mind it.
2757 (peephole2_optimize): Set it. Walk backwards through blocks.
2758 Use update_life_info.
2759 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2760 (split_all_insns): Declare.
2761 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2762 Use split_all_insns.
2764 * i386.md (or -1 peep2s): Disable.
2766 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2768 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2769 a single pattern. Scrap the 'd' versions as unnecessary.
2771 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2772 tablejump_mips162,tablejump_internal4): The operands to a
2773 label_ref must be VOIDmode.
2775 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2777 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2779 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2781 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2783 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2785 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2786 cache every function if ggc_p.
2788 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2790 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2791 instead of copy_rtx. Accept sequences that contain asm statements.
2792 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2793 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2794 orig_asm_operands_vector, copy_asm_operands_vector,
2795 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2797 * rtl.h (copy_insn, copy_insn_1): Declare.
2799 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2801 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2803 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2804 arguments to `current_file_function_operand'.
2806 * genrecog.c: Include hard-reg-set.h and resource.h in the
2807 generated output file.
2809 * real.c: Include tm_p.h.
2811 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2813 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2816 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2818 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2819 before the fctiwz insn.
2821 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2822 Mark Mitchell <mark@codesourcery.com>
2824 * tree.c (make_lang_type_fn): New funtion pointer.
2825 (make_lang_type): Call it.
2826 * tree.h (make_lang_type): Declare.
2827 (make_lang_type_fn): Likewise.
2828 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2830 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2832 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2833 make sure that HIGH instructions are copied into BASE_REGS.
2835 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2837 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2839 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2841 * c-decl.c (finish_struct): Use simpler method of
2842 removing elements of a singly-linked list.
2844 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2846 * alpha.md (peephole2's): Comment out peephole2's that generate
2849 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2851 * genrecog.c (add_to_sequence): Disable mode check for
2854 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2856 * ggc-simple.c (init_ggc): Set empty_string.
2858 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2860 * configure.in: Detect mmap. Add --with-gc=foo to select
2861 garbage collector; default to page if mmap available.
2862 * Makefile.in (GGC): Substitute.
2864 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2866 * c-decl.c (ggc_p): Enable.
2868 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2870 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2872 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2874 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2875 string for little-endian-data.
2877 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2879 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2880 case somebody tries to compile --enable-checking code with gcc
2883 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2885 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2888 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2890 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2891 * jump.c (jump_optimize_1): Document why.
2893 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2895 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2896 pointers and casts for `int_handler' and `quit_handler'.
2898 * flow.c (verify_flow_info, split_hard_reg_notes,
2899 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2900 remove_edge, remove_fake_successors): Add static prototypes.
2901 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2902 (mark_set_1): Initialize variable `regno'.
2903 (unlink_insn_chain): Likewise for variable `curr'.
2904 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2906 * loop.c (strength_reduce): Initialize variable
2907 `unrolled_insn_copies'.
2908 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2909 prototypes. Change these functions to take const PTR parameters
2910 to avoid prototype conflict when used as the comparson argument
2912 (check_dbra_loop): Initialize variable `comparison_val'.
2914 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2915 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2916 (find_valid_class): Initialize variable `best_class'.
2917 (find_reloads): Call memcpy, not bcopy.
2919 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2920 (hard_reg_use_compare): Don't needlessly cast away const.
2921 (reload_reg_class_lower): Likewise.
2922 (choose_reload_regs): Initialize variable `regno'.
2924 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2926 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2928 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2930 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2931 ({,d}discard): Add forward declarations. Declare parameter as
2933 (main_without_main): Explicitly declare return type to be int.
2934 (memcpy): Properly declare.
2936 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2937 building the trampoline support, declare malloc, free, and
2939 (__clear_cache): Mark arguments as potentially unused.
2941 * frame.c (toplevel): If inhibit_libc is defined, declare
2944 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2946 * flow.c (make_edge): Accept an optional 2D bitmap in which
2947 to cache edge existence. Update all callers.
2948 (make_label_edge, make_eh_edge): Pass through the edge cache.
2949 (make_edges): Provide the cache.
2951 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2953 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2955 (local_mbtowc): Change the type of variable `i' from int to size_t.
2957 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2958 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2960 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2962 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2963 after other includes that define the appropriate types. Include
2964 tm_p.h for getting user prototypes.
2965 * ggc-callbacks.c (toplevel): Ditto.
2966 * ggc-none.c (toplevel): Ditto.
2967 * gcc-page.c (toplevel): Ditto.
2968 * ggc-simple.c (toplevel): Ditto.
2970 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2971 Jonathan Larmour <jlarmour@cygnus.co.uk>
2973 * config/mips/mips.c (mips_move_2words): Split doubles if
2974 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2976 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2978 * genrecog.c (struct decision_test): New.
2979 (struct decision): Remove test-related members, sort the rest by size.
2980 (IS_SPLIT): Simplify.
2981 (new_decision, new_decision_test): New.
2982 (add_to_sequence): Use them. No special handling for args of
2984 (maybe_both_true): Renamed from not_both_true; return sense changed.
2985 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2986 of maybe_both_true and adjusted for decision_test.
2987 (position_merit): Remove.
2988 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2989 (merge_accept_insn): New, broken out of merge_trees.
2990 (merge_trees): Use them. No special case for c_test; no node
2991 splitting; use test type instead of position_merit.
2992 (factor_tests): New.
2993 (simplify_tests): New.
2994 (break_out_subroutines): Don't write code now.
2995 (find_afterward): New.
2996 (write_afterward, write_switch, write_cond): New.
2997 (write_action, is_unconditional): New.
2998 (write_node): New. Use them.
2999 (write_tree_1): Rewrite. Use the new functions above.
3000 (write_tree): Remove afterward processing.
3001 (write_subroutine): Simplify function variant emission.
3002 (write_subroutines): New.
3003 (same_codes, clear_codes): Remove.
3004 (same_modes, clear_modes): Remove.
3005 (write_header): New, broken out of main.
3006 (make_insn_sequence): Use new_decision and new_decision_test.
3007 (process_tree): New, broken out of main.
3008 (main): Adjust for merge_trees interface change.
3009 Don't #define operands in the output file.
3010 (record_insn_name): New, broken out of make_insn_sequence.
3011 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3012 (debug_decision): New.
3014 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3016 * resource.c (find_free_register): Mark class_str argument const.
3017 * resource.h: Update prototype to match.
3019 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3020 * i386.md: Give all anonymous insns names.
3022 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3024 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3027 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3029 * toplev.c (dbr_sched_time): Unconditional.
3030 (peephole2_time): New.
3031 (compile_file): Add pass numbers to all of the dump file suffixes.
3032 Dump peephole2_time. Don't dump times for non-applicable passes.
3033 (rest_of_compilation): Add pass numbers to dump file suffixes.
3034 Conditionalize calls to the scheduler.
3035 * invoke.texi: Update.
3037 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3039 * flow.c (make_edges): Fix insn iteration.
3040 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3041 (find_basic_blocks_1): Fix spelling mistake.
3043 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3045 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3046 always have side-effects. Use memset not bzero.
3047 (make_node): Likewise.
3049 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3051 * stmt.c (expand_anon_union_decl): When any of the elements of the
3052 union is addressable, so is the entire union.
3054 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3056 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3058 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3059 * bitmap.c (bitmap_operation): Return true iff TO changed.
3060 (bitmap_equal_p): New.
3061 (bitmap_bit_p): Tidy arithmetic.
3062 (debug_bitmap_file): Likewise.
3064 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3066 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3067 before cse2 instead of after.
3069 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3071 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3074 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3076 * cppinit.c (is_idchar initializer): Loosen tests to accept
3079 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3081 * mips.md: Define conditional move patterns for floating point
3082 operands and DI mode conditions.
3084 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3086 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3087 always have side-effects.
3089 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3091 * mn10200.c (asm_file_start): Fix typo.
3093 * cppinit.c (is_idchar initializer): Tighten tests for when
3094 to put the table into initialized memory.
3096 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3097 not an array of rtunion.
3098 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3099 * gcc-simple (ggc_free_rtvec): Similarly.
3101 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3104 * mbchar.h: Add missing #endif.
3106 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3107 (FPBIT, DPBIT): Define.
3109 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3111 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3113 * profile.c (instrument_arcs, output_gcov_string,
3114 tablejump_entry_p): Add static prototypes.
3115 (output_gcov_string): Constify a char*.
3117 * regmove.c (replacement_quality, fixup_match_2): Add static
3120 * resource.h (reg_dead_p): Add extern prototype.
3122 * rtl.c (trim_filename): Add static prototype.
3124 * scan-decls.c (skip_to_closing_brace): Likewise.
3126 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3127 (expand_end_case): Initialize variable `range'.
3128 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3130 * varasm.c (asm_emit_uninitialised): Add static prototype.
3131 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3134 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3136 * cpplib.c (if_directive_nameo): Add static prototype.
3138 * cse.c (cse_insn): Remove unused variable `p'.
3140 * except.c (create_rethrow_ref, push_entry,
3141 receive_exception_label, new_eh_region_entry, find_func_region,
3142 clear_function_eh_region, process_nestinfo): Add static prototypes.
3143 (get_reg_for_handler): Hide definition.
3144 (process_nestinfo): Initialize variable `extra_handlers'.
3146 * expr.h (expand_builtin_longjmp): Add extern prototype.
3148 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3150 * function.c (prepare_function_start): Likewise.
3151 (pop_function_context_from): Mark parameter `context' with
3153 (push_temp_slots_for_block, flush_addressof): Hide definition.
3155 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3156 solve_program_flow_graph, calculate_branch_probs,
3157 function_summary, main, fancy_abort): Add prototypes.
3159 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3160 (add_hash): Constify a char*.
3162 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3163 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3164 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3166 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3168 * lists.c (free_list, zap_lists): Likewise.
3170 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3172 * alias.c (nonlocal_reference_p): Add static prototype.
3174 * bitmap.c (bitmap_element_allocate): Prototype args in function
3177 * builtins.c (stabilize_va_list): Add static prototype.
3178 (expand_builtin_va_arg): Constify a char*.
3180 * c-lex.c (getch, put_back, extend_token_buffer_to,
3181 read_line_number, token_getch, token_put_back): Add static
3184 * c-parse.gperf (hash, is_reserved_word): Likewise.
3186 * cccp.c (is_dir_separator): Likewise.
3188 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3190 * graph.h: New file to prototype functions exported by graph.c.
3192 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3194 * graph.c: Include graph.h.
3196 * toplev.c: Likewise. Remove redundant prototypes.
3198 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3200 * invoke.texi: Removed duplicated description for -Q.
3202 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3204 * extend.texi: Grammar fix in __extension__ text.
3206 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3208 * md.texi (define_peephole2): New section.
3210 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3212 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3213 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3216 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3218 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3220 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3222 * i386.md (ffs expander): Emit Pentium friendly code for
3225 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3227 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3231 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3233 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3235 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3237 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3240 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3242 * md.texi (No Constraints): Delete section.
3243 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3244 * final.c (final_scan_insn): We always have register constraints.
3245 * genattrtab.c: Don't include "insn-config.h".
3246 (write_attr_case): We always have register constraints.
3247 * genconfig.c (register_constraint_flag): Delete.
3248 (walk_insn_part): Don't check whether we have register constraints.
3249 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3250 * genoutput.c (have_constraints): Delete.
3251 (main): Don't set it.
3252 (output_operand_data): We always have constraints.
3253 (scan_operands): Likewise.
3254 (compare_operands): Likewise.
3255 * local-alloc.c (block_alloc): We always have constraints.
3256 (requires_inout): Always compile this function.
3257 * recog.c (extract_insn): We always have constraints.
3258 (constrain_operands, reg_fits_class_p): Always compile these
3260 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3262 (struct insn_operand_data): Likewise.
3263 * regclass.c (regclass): We always have constraints.
3264 (record_reg_classes, copy_cost, record_address_regs,
3265 auto_inc_dec_reg_p): Always compile these functions.
3266 * regmove.c (regmove_optimize): We always have constraints.
3267 * reload.c (find_reloads): Likewise.
3268 * reload1.c (reload): Likewise.
3269 (reload_cse_simplify_operands): Likewise.
3270 * i860.c (output_delay_insn): Likewise.
3272 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3274 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3276 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3278 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3279 for the va_list record.
3281 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3283 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3286 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3288 * alias.c: Include insn-flags.h.
3289 * Makefile.in (alias.o): Update.
3291 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3293 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3294 to LTU and GEU. Handle more cases using sbb.
3296 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3298 * i386.md (truncatexfdf splitters): Do not use subreg.
3299 (fop XFmode patterns): Fix mode in operand testing.
3301 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3303 * jump.c (jump_optimize_1): Amend last change to test only the
3304 form of the operand, not the insn.
3306 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3307 not register_operand to determine when B may need preloading.
3309 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3311 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3312 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3313 (call-value patterns): Move to end of file.
3314 (*): Remove mode from label_ref in (pc) context.
3315 (movstrqi): Use memory not general_operand for BLKmode operands.
3316 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3317 to register_operand operands.
3318 (peep2 patterns): Convert from commented-out peephole patterns.
3320 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3322 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3323 to BUILT_IN_INIT_DWARF_REG_SIZES.
3324 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3325 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3326 expand_builtin_init_dwarf_reg_sizes.
3327 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3328 with __builtin_init_dwarf_reg_size_table.
3329 * dwarf2out.c (struct reg_size_range): Delete.
3330 (expand_builtin_init_dwarf_reg_sizes): New function.
3331 (expand_builtin_dwarf_reg_size): Delete.
3332 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3333 (expand_builtin_dwarf_reg_size): Don't declare.
3334 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3335 (dwarf_reg_size_table): New.
3336 (init_reg_size_table): New function.
3337 (copy_reg): Use dwarf_reg_size_table.
3338 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3341 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3343 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3344 Correctly build argument list to constructor and destructor functions.
3346 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3348 * c-tree.h (warn_float_equal): Declare.
3349 * c-decl.c (warn_float_equal): Define.
3350 (c_decode_option): Recognize -W[no-]float-equal.
3351 * c-typeck.c (build_binary_op): Conditionally warn
3352 about equality tests of floating point types.
3353 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3354 * invoke.texi: Add docs for -Wfloat-equal warning.
3356 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3358 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3359 generating RTL directly.
3360 * mips.h (INIT_TARGET_OPTABS): Likewise.
3361 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3363 * expr.h (init_mov_optab): Delete declaration
3365 * h8300.c (WORD_REG_USED): Update to avoid useless register
3366 saves in interrupt functions and functions which never return.
3368 * cse.c (struct set): Delete inner_dest_loc field.
3369 (cse_insn): Remove assignments to inner_dest_loc field.
3371 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3373 * ggc-page.c: Don't include <unistd.h> etc taken care of
3374 by "system.h". Include <sys/mman.h> afterward.
3376 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3378 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3381 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3383 * xcoffout.c (xcoffout_declare_function): Add documentation.
3384 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3385 TARGET_64BIT. Compare constant to -1, not bit pattern.
3386 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3387 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3390 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3392 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3394 (gen_inlined_enumeration_type_die): Do not abort if the type has
3395 not been writeen out.
3396 (gen_inlined_structure_type_die): Do not abort if the type has
3397 not been writeen out.
3398 (gen_inlined_union_type_die): Do not abort if the type has
3399 not been writeen out.
3400 (gen_tagged_type_instantiation_die): Do not abort if the type
3401 has not been written out.
3403 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3405 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3407 * reg-stack.c (straighten_stack): Copy hard reg set with
3410 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3412 * builtins.c (stabilize_va_list): Stabilize array type va_list
3413 to a pointer type, not the base record type.
3414 (expand_builtin_va_copy): Dereference the pointers explicitly;
3415 use the correct size for the copy.
3417 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3418 (rs6000_va_arg): Likewise.
3420 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3422 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3424 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3426 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3428 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3430 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3432 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3433 (init_ggc): Use it instead of a constant.
3434 (ggc_collect): Bound allocated_last_gc by it.
3436 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3438 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3441 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3443 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3444 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3446 * config/mips/openbsd.h: New, OpenBSD little endian target.
3447 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3448 * config/mips/xm-openbsd.h: New, OpenBSD host.
3450 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3452 * config/m68k/m68k.c (output_function_prologue,
3453 output_function_epilogue): Use
3454 current_function_uses_pic_offset_table instead of regs_ever_live
3455 to decide whether to save/restore pic register.
3456 (legitimize_pic_address): Don't modify regs_ever_live any more.
3458 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3460 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3461 * stor-layout.c (variable_size): Don't add sizes to the pending
3462 sizes list if x_dont_save_pending_sizes_p is set.
3464 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3466 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3467 for symbolic_operand().
3468 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3470 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3472 * combine.c (gen_rtx_combine): Add missing call to va_end().
3474 * final.c (asm_fprintf): Likewise.
3476 * genattrtab.c (attr_rtx): Likewise.
3478 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3480 * cse.c: Update comments.
3481 (cse_insn): When converting a conditional/computed jump into
3482 an unconditional jump, always make sure a BARRIER immediately
3483 follows the converted jump. Do not delete unreachable code.
3484 (cse_basic_block): Do not delete unreachable code.
3485 * toplev.c (rest_of_compilation): Move call to
3486 delete_trivially_dead_insns after the conditional call to
3489 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3491 * collect2.c (make_temp_file): Don't prototype.
3493 * gcc.c (make_temp_file): Likewise.
3495 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3497 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3499 * varasm.c (asm_emit_uninitialised): New function: Generate
3500 the assembler statements necessary to declare an uninitialised
3502 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3504 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3505 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3507 (assemble_variable): Use asm_emit_uninitialised to emit an
3508 uninitialised variable.
3510 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3512 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3513 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3514 <geoffk@cygnus.com>.
3516 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3518 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3519 * c-common.h (builtin_function): Don't declare.
3521 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3523 (pushdecl): Likewise.
3524 (finish_decl): Likewise.
3525 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3526 int. All callers changed.
3527 Set the builtin's DECL_BUILT_IN_CLASS.
3528 * tree.h (enum built_in_class): New.
3529 (enum built_in_function): Delete NOT_BUILT_IN.
3530 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3532 (DECL_SET_FUNCTION_CODE): Likewise.
3533 (DECL_BUILT_IN_CLASS): New macro.
3534 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3535 (struct tree_decl): Split builtin function code field into a
3537 (builtin_function): Declare.
3539 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3541 * optabs.c (init_traps): Fix typo in last change.
3543 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3545 * toplev.c (rest_of_decl_compilation): Update comment.
3547 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3549 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3550 in .sbss if appropriate.
3551 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3552 (SBSS_SECTION_ASM_OP): New macro.
3553 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3554 (EXTRA_SECTIONS): Add in_sbss.
3555 * config/mips/mips.h: Prototype sbss_section.
3557 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3559 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3562 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3564 * optabs.c (init_traps): Register trap_rtx as a GC root.
3566 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3568 * config/mips/mips.c (function_arg_pass_by_reference): Define
3569 unconditionally, since it's called unconditionally.
3571 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3573 * toplev.c (documented_lang_options): Add -fshort-wchar.
3574 * c-decl.c (c_decode_option): Likewise.
3575 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3577 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3578 * gcc.c (default_compilers): If -fshort-wchar,
3579 override __WCHAR_TYPE__.
3580 * tm.texi (C Dialect Options): Add -fshort-wchar.
3582 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3583 symbol for a variable.
3585 * cpplib.h (CPP_PREPROCESSED): New macro.
3586 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3587 we're seeing this input for a second time.
3589 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3591 * emit-rtl.c (init_emit_once): Initialize modes first.
3593 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3595 * config/i386/i386.c (pic_label_name): Change to char pointer.
3596 (global_offset_table): New variable.
3597 (load_pic_register): Fill global_offset_table if it hasn't
3598 already been done. Allocate pic_label_name dynamically.
3599 * ggc.h (empty_string): New variable.
3600 * ggc-simple.c (empty_string): Likewise.
3601 (init_ggc): Allocate empty_string and add as root.
3602 * stmt.c (digit_strings): New variable.
3603 (init_stmt): Add last_block_end_note as root. Allocate and
3604 initialize digit_strings.
3605 (expand_asm_operands): Use empty_string instead of string
3606 constant. Use digit_strings instead of string constants.
3607 * profile.c (init_arc_profiler): Allocate string with
3608 ggc_alloc_string instead of xmalloc.
3609 (output_func_start_profiler): Likewise.
3610 * c-typeck.c (digest_init): Check if init is error_mark_node.
3612 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3613 Richard Henderson <rth@cygnus.com>
3615 * ggc-page.c: New file.
3616 * Makefile.in (ggc-page.o): New.
3618 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3620 * invoke.texi: Document -fdelete-null-pointer-checks
3621 * toplev.c (flag_delete_null_pointer_checks): New.
3622 (f_options): Add entry for -fdelete-null-pointer-checks.
3623 (rest_of_compilation): Conditionalize null pointer check
3624 elimination on flag_delete_null_pointer_checks.
3625 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3627 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3629 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3630 copyright notice and special exception to GPL.
3632 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3634 * abi64.h (mips_function_value): Add prototype arguments.
3636 * mips-protos.h: New file with mips prototypes.
3638 * mips.c: Include "tm_p.h".
3639 (mktemp, lookup_name): Add prototype arguments.
3640 (extern_list, string_constant, mips_fill_delay_slot,
3641 mips_output_external, mips_output_external_libcall,
3642 mips_output_filename, mips_declare_object, function_prologue,
3643 mips_expand_prologue, function_epilogue, mips16_constant,
3644 build_mips16_function_stub, mips_output_conditional_branch):
3646 (mips_va_start): Remove unused variable `u'.
3647 (mips_va_arg): Cast value to unsigned when comparing against one.
3649 (save_restore_insns, mips_expand_prologue): Add missing arg in
3650 call to `large_int'.
3652 * mips.h: Move prototypes to mips-protos.h.
3653 (data_section, memory_address_p, rdata_section,
3654 readonly_data_section, simple_epilogue_p, text_section): Delete
3655 prototypes delcared elsewhere.
3656 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3658 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3660 * mips.md: Delete extra args in call to `mips_move_2words'.
3662 * xm-iris6.h (alloca): Add prototype argument.
3664 * genpeep.c: Include "tm_p.h" in generated output file.
3666 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3668 * basic-block.h (find_edge_index): Change parameters.
3669 * flow.c (verify_edge_list): Pass basic_block parameters to
3670 find_edge_index instead of integers.
3672 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3674 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3677 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3679 * gcc.1: Fix a formatting error.
3681 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3683 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3684 i786, mn10200, mn10300, pdp11, v850.
3686 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3688 * libgcc2.c (num_digits): Add prototype with
3689 __attribute__((const)).
3690 (__terminate): Add prototype.
3692 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3694 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3696 * alpha/alpha.c (print_operand): Fix type of `code'.
3697 (alpha_output_filename): Constify.
3698 * alpha/alpha.h: Move all function declarations ...
3699 * alpha/alpha-protos.h: ... here. New file.
3700 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3701 (SECTION_FUNCTION_TEMPLATE): Likewise.
3703 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3705 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3706 * expr.c (expand_expr): Likewise.
3707 (do_jump): Likewise.
3708 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3709 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3711 (enum can_compare_purpose): New.
3712 (can_compare_p): Adjust prototype.
3713 (prepare_cmp_insn, prepare_operand): Declare.
3714 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3715 * optabs.c (cmp_available_p): Deleted.
3716 (expand_abs): Pass ccp_jump to can_compare_p.
3717 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3718 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3719 Call can_compare_p rather than cmp_available_p.
3720 (prepare_operand): No longer static.
3721 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3722 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3723 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3724 sequence to use emit_cmp_and_jump_insns.
3725 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3727 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3729 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3730 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3731 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3732 (plus (reg) (const_int 0))
3733 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3735 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3737 * rs6000.c (expand_block_move): DImode loads and stores require
3738 word-aligned displacements. Increment address registers with
3739 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3741 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3743 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3744 is no name for the base type, rather than segfault. If we are
3745 writing out a complex integer type, use DW_ATE_lo_user.
3747 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3748 in one word or less (complex char, complex short, or on 64 bit
3749 systems complex float) to/from a hard register, copy it through
3750 memory instead of dying in gen_{real,imag}part. If we have a
3751 short complex type, prevent inlining since it allocates stack
3754 * tree.c (build_complex_type): If we are writing dwarf2 output,
3755 generate a name for complex integer types.
3757 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3759 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3760 * flow.c (remove_edge): Remove extra whitespace.
3761 (remove_fake_edges): Fix comment.
3762 (add_noreturn_fake_exit_edges): Use the correct name.
3764 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3766 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3767 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3768 (clean): Depend on INTL_CLEAN.
3769 (maintainer-clean): Adjust.
3771 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3773 * configure.in (AC_PREREQ): Bump to 2.13.
3774 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3776 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3778 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3780 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3782 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3783 (HAVE_STRINGIZE): Define.
3785 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3787 * c-parse.in: save and restore warn_pointer_arith on __extension__
3788 along with pedantic.
3789 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3790 Set the type of extension to itype rather than $<itype>1 kludge.
3791 * extend.texi (Alternate Keywords): Adjust documentation.
3792 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3794 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3796 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3797 most assembler templates.
3799 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3800 FP loads and stores.
3801 (following_call): Always return zero for the PA8000.
3802 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3803 FP loads and stores.
3804 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3806 * pa.h (BRANCH_COST): Define.
3808 * pa.md (return, return_internal): Use bve for PA2.0.
3810 * pa.md (fused multiply): Add variants which reduce height for the
3811 fused multiply, but which still generate 2 insns.
3812 (fnegabs): Similarly.
3814 * pa.md (subsi3): Turn into an expander. Create two anonymous
3815 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3816 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3818 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3820 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3822 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3823 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3825 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3828 * flow.c (record_active_eh_regions): Terminate loop after finding
3829 the last insn in the last basic block.
3831 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3833 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3835 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3837 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3839 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3841 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3842 splitting to not use output template.
3844 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3846 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3847 * config/c4x/c4x.c (c4x_va_start): New function.
3849 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3851 * genrecog.c (not_both_true): Handle correctly cases when called for
3852 tests with different positions in the insn.
3854 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3856 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3858 * system.h (HOST_PTR_PRINTF): ... to here.
3860 * mips-tfile.c: Don't include machmode.h.
3862 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3863 (mips-tfile.o): Don't depend on machmode.h.
3865 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3867 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3868 avoid conflicts with typedef struct `region' at the top level scope.
3870 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3872 * basic-block.h (basic_block): Add eh_beg, eh_end.
3873 * flow.c (entry_exit_blocks): Update.
3874 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3876 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3877 lists.c functions to allocate insn lists.
3878 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3880 (make_eh_edge): ... here. New.
3881 (move_stray_eh_region_notes): New.
3882 (record_active_eh_regions): New.
3883 (delete_unreachable_blocks): Split out block merging ...
3884 (try_merge_blocks): ... here. New.
3885 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3886 Dump debugging data.
3887 (merge_blocks_move_successor_nojumps): Likewise.
3888 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3890 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3892 * extend.texi (Bound member functions): Document unbound pmf
3895 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3897 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3898 has the EXIT_BLOCK as a dest.
3900 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3902 * flow.c (remove_edge): New function to remove an edge from the
3904 (remove_fake_successors): New function to remove fake successor edges.
3905 (remove_fake_edges): New function to remove all fake edges from the
3907 (add_fake_exit_edges): New function to add fake edges from all blocks
3908 with no successors to the exit block.
3909 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3910 prototypes for new functions.
3912 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3914 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3915 Use Pmode to determine whether to output .dword or .word.
3917 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3919 * tree.c (built_in_filename): New variable.
3920 (BUILT_IN_FILENAME): New macro.
3921 (init_tree_codes): Allocate built_in_filename.
3922 (make_node): Use built_in_filename instead of string constant.
3924 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3926 * configure.in: Add fr30 target.
3927 * configure: Regenerate.
3928 * config/fr30: New directory.
3929 * config/fr30/crti.asm: New file.
3930 * config/fr30/fr30.c: New file.
3931 * config/fr30/crtn.asm: New file.
3932 * config/fr30/fr30.h: New file.
3933 * config/fr30/fr30.md: New file.
3934 * config/fr30/lib1funcs.asm: New file.
3935 * config/fr30/t-fr30: New file.
3936 * config/fr30/xm-fr30.h: New file.
3938 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3940 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3941 BARRIER at the end of the successor, not the BARRIER before
3944 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3946 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3948 * stmt.c (any_pending_cleanups): Don't crash when
3949 current_function->stmt is unset.
3951 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3953 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3954 other initializations that may use it for relative offsets.
3956 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3958 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3959 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3960 * config/i386/sol2dbg.h: Removed.
3961 * config/i386/sol2gas.h: New file, to enable gas work-around.
3962 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3963 Don't use sol2dbg.h.
3964 * configure: Rebuilt.
3966 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3968 * invoke.texi (-fthis-is-variable): Remove documentation.
3970 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3972 * basic-block.h (compute_bb_for_insn): Declare.
3973 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3974 to use; set size of basic_block_for_insn directly.
3975 (find_basic_blocks): Update.
3977 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3979 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3981 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3983 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3984 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3986 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3988 * c-decl.c (c_decode_option): Extend comment.
3990 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3992 * toplev.c (progname): Make 'const char *'
3993 (flag_print_mem): Move out of main.
3994 (version_flag): Move out of main.
3995 (filename): Move out of main.
3996 (debug_args): Remove g prefix from options.
3997 (documented_lang_options): Remove cpplib specific options.
3998 (display_help): Add g prefix to debug options.
3999 (check_lang_option): Delete this function.
4000 (decode_d_option): New function: Decode -d... option.
4001 (decode_f_option): New function: Decode -f... option.
4002 (decode_W_option): New function: Decode -W... option.
4003 (decode_g_option): New function: Decode -g... option.
4004 (independent_decode_option): New function: Decode a language
4005 independent command line option.
4006 (main): Invoke lang_decode_option and then
4007 independent_decode_option on each command line option in
4010 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4012 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4013 * fold-const.c (fold_range_test): Do not try to fold the range
4014 test if the rhs or lhs has side effects.
4016 * basic-block.h (compute_flow_dominators): Declare.
4018 * gcse.c (alloc_code_hoist_mem): New function.
4019 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4020 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4021 (hoist_code, one_code_hoisting_pass): Likewise.
4022 (gcse_main): If optimizing for size, then hoist expressions
4023 computed in multiple dominated basic blocks.
4025 * gcse.c (invalid_nonnull_info): New function.
4026 (delete_null_pointer_checks): Likewise.
4027 * rtl.h (delete_null_pointer_checks): Declare.
4028 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4030 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4031 (merge-blocks_move_successor_nojumps): Likewise.
4032 (merge_blocks): Allow merging of some blocks, even if it requires
4033 physical movement of the blocks, but not if it requires new jumps.
4035 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4036 Callers and prototype changed.
4037 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4039 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4041 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4042 -YP when both -p and -pg are present. From i386/sol2.h.
4044 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4046 * Makefile.in (distclean): Delete tm_p.h.
4047 * configure.in: Create a new file, "tm_p.h", from a list in
4048 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4049 "i386/i386-protos.h".
4051 * alias.c: Include "tm_p.h".
4052 * c-typeck.c: Likewise.
4053 * calls.c: Likewise.
4055 * emit-rtl.c: Likewise.
4056 * explow.c: Likewise.
4057 * expmed.c: Likewise.
4059 * final.c: Likewise.
4061 * fold-const.c: Likewise.
4062 * function.c: Likewise.
4064 * global.c: Likewise.
4065 * haifa-sched.c: Likewise.
4066 * integrate.c: Likewise.
4068 * local-alloc.c: Likewise.
4070 * optabs.c: Likewise.
4071 * recog.c: Likewise.
4072 * reg-stack.c: Likewise.
4073 * regclass.c: Likewise.
4074 * regmove.c: Likewise.
4075 * reload.c: Likewise.
4076 * reload1.c: Likewise.
4077 * reorg.c: Likewise.
4078 * resource.c: Likewise.
4080 * stor-layout.c: Likewise.
4081 * toplev.c: Likewise.
4083 * unroll.c: Likewise.
4084 * genattrtab.c (main): Make generated file include "tm_p.h".
4085 * genemit.c (main): Likewise.
4086 * genoutput.c (main): Likewise.
4087 * genrecog.c (main): Likewise.
4089 * i386.h: Delete all prototypes.
4090 * i386.c: Include "tm_p.h".
4091 (ix86_attr_length_default): Call constant_call_address_operand
4092 with correct number of arguments.
4093 * i386-protos.h: New file.
4094 * i386.md (unnamed patterns): Call constant_call_address_operand
4095 with correct number of arguments.
4096 (exception_receiver): Call load_pic_register with correct number
4099 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4101 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4103 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4105 * rtl.h (insns_safe_to_move_p): New function.
4106 * loop.c (find_and_verify_loops): Use it.
4107 * rtlanal.c (insns_safe_to_move_p): Define it.
4109 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4111 * c-pragma.c: Include ggc.h.
4112 * Makefile.in (c-pragma.o): Update.
4114 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4116 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4117 (LIB_SPEC): Likewise.
4118 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4119 Reindent -YP/-p/-pg.
4120 Copied from config/sparc/sol2.h.
4122 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4124 * c-pragma.c (mark_align_stack): New.
4126 * c-pragma.h (init_pragma): Declare it.
4127 * c-lex.c (init_parse): Call it.
4129 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4131 * configure.in: Pick up thread library on Solaris/x86 just
4132 like on Solaris/sparc.
4133 * configure: Rebuilt.
4135 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4137 * rtl.h (global_rtx_index): New enum.
4138 (global_rtl): Change to array of rtx.
4139 (pc_rtx, cc0_rtx): Redefine accordingly.
4140 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4141 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4142 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4143 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4144 (const_int_rtx): Change to array of rtx.
4145 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4147 * emit-rtl.c (global_rtl): Change to array of rtx.
4148 (const_int_rtx): Change to aray of rtx.
4149 (gen_rtx_CONST_INT): Redefine accordingly.
4150 (init_emit_once): Allocate and initialize global_rtl. Likewise
4151 for const_int_rtx. Add both as GC roots.
4152 * genattrtab.c (global_rtl): Update declaration.
4154 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4156 * Makefile (USER_H): Add iso646.h back.
4158 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4160 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4161 zapping the LOG_LINKS of sched_before_next_call.
4163 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4164 * pa.c (insn_refs_are_delayed): Renamed from
4165 insn_sets_and_refs_are_delayed.
4167 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4169 * functiion.h (struct function): Add x_whole_function_mode_p.
4170 (retrofit_block): Declare.
4171 * function.c (retrofit_block): New function.
4172 (identify_blocks): Add assertions. Allow an incomplete set of
4173 block notes if we're still generating code for the function.
4174 * integrate.c: Include loop.h.
4175 (expand_inline_function): Call find_loop_tree_blocks to map block
4176 notes to blocks when in whole-function mode. Use retrofit_block
4177 to insert new BLOCKs for the inlined function, rather than
4179 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4180 * Makefile.in (integrate.o): Depend on loop.h.
4182 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4184 * tree.h (warn_about_unused_variables): Declare.
4185 * stmt.c (warn_about_unused_variables): New function, split out
4187 (expand_end_bindings): Here.
4189 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4191 * stmt.c (preserve_subexpressions_p): Don't crash when
4192 current_function->stmt is unset.
4194 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4196 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4197 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4198 (expand_start_target_temps): Use it.
4199 * except.c (expand_eh_region_start_for_decl): Likewise.
4200 * expr.c (expand_expr): Likewise.
4202 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4204 * fold-const.c (operand_equal_p): Pay attention to side effects.
4206 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4208 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4209 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4211 * tlink.c (scan_linker_output): Look for keywords before accepting
4212 a mangled name in quotes.
4214 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4216 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4217 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4219 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4221 * alpha.md: Revert Thu Nov 26 change that came in through the
4222 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4223 Avoid earlyclobber when possible.
4225 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4227 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4229 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4230 Define HAVE_ON_EXIT.
4232 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4234 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4235 CTYPE_CONV in all ctype macros.
4237 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4240 * cexp.y (initialize_random_junk): Likewise.
4242 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4244 * i370.c (handle_pragma): Likewise.
4246 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4248 * v850.c (override_options): Likewise.
4250 * doprint.c (_doprnt): Likewise.
4252 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4255 * fixinc/server.c (load_data): Likewise.
4257 * fold-const.c (real_hex_to_f): Likewise.
4259 * genattr.c (write_upcase, gen_attr): Likewise.
4261 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4262 write_upcase): Likewise.
4264 * genemit.c (print_code): Likewise.
4266 * genopinit.c (gen_insn): Likewise.
4268 * genpeep.c (print_code): Likewise.
4270 * genrecog.c (print_code): Likewise.
4272 * optabs.c (init_libfuncs): Likewise.
4274 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4276 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4278 (reemit_notes): Likewise.
4280 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4282 * ggc.h (ggc_root): Move to ggc-common.c.
4284 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4285 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4286 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4287 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4288 * ggc-common.c (ggc_root): Move from ggc.h.
4289 (roots): Declare, static.
4290 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4291 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4292 null or check/set mark bit.
4293 (ggc_mark_roots): New.
4294 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4296 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4298 * m32r.c: Include toplev.h.
4299 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4300 (gen_compare): Rename swap_p to must_swap to match uses.
4301 Add default abort case.
4302 (m32r_output_function_epilogue): Remove unused variables.
4303 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4304 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4305 define to empty parameter list. Update all uses.
4306 (predicate decls): Use enum machine_mode not int.
4307 * m32r.md (movsi): Call abort, not fatal_insn.
4308 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4310 1999-09-14 Andrew Haley <aph@cygnus.com>
4312 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4313 use $0 instead of 0.
4315 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4317 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4318 computation out of loop over hard regs.
4320 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4322 * function.c (identify_blocks): Don't shadow a variable in an
4324 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4325 pushdecl, or poplevel to build up the new BLOCK tree.
4326 (expand_inline_function): Likewise.
4327 (integrate_parm_decls): Likewise.
4329 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4331 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4333 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4335 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4336 * invoke.texi: Document this change.
4338 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4340 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4342 (mark_emit_status): Renamed from mark_emit_state.
4343 * except.c (mark_eh_status): Renamed from mark_eh_state.
4344 Check not null before marking.
4345 (free_eh_status): New.
4346 * expr.c (mark_expr_status, free_expr_status): New.
4347 * function.c (free_machine_status): New.
4348 (free_after_parsing): New.
4349 (free_after_compilation): Move bits to free_after_parsing; call
4350 free_eh_status, free_expr_status; zero the marked members of the
4352 (prepare_function_start): No can_garbage_collect.
4353 Call init_eh_for_function.
4354 (expand_dummy_function_end): Free up current_function state.
4355 (mark_function_status): Renamed from mark_function_state.
4356 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4357 * function.h (struct function): No can_garbage_collect.
4358 (free_machine_status, free_after_parsing): Declare.
4359 (free_eh_status, free_expr_status): Declare.
4360 * ggc.h (mark_expr_status): Declare.
4361 * stmt.c (free_stmt_status): Free the struct.
4362 (mark_stmt_status): Renamed from mark_stmt_state.
4363 (init_stmt): Don't call init_eh.
4364 (init_stmt_for_function): Don't call init_eh_for_function.
4365 * toplev.c (compile_file): Call init_eh.
4366 (rest_of_compilation): Free basic block info before ggc_collect.
4367 Call free_after_parsing; conditionally call free_after_compilation.
4368 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4369 Check not null before marking.
4370 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4372 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4374 * c-lex.c (yylex): Initialize warn.
4376 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4378 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4379 register when performing secondary reloads for the SAR register.
4381 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4383 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4384 (NOTE_BLOCK): New macro.
4385 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4386 * function.h (identify_blocks): Change prototype.
4387 * function.c (identify_blocks): Simplify.
4388 (reorder_blocks): Likewise.
4389 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4390 NOTE_INSN_BLOCK_{BEG,END}.
4391 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4392 the list of saved notes if the note isn't a
4393 NOTE_INSN_BLOCK_{BEG,END}.
4394 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4396 (reemit_notes): Adjust recreation of notes to reflect new saved
4398 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4399 printing a block note.
4400 * stmt.c (block_vector): Remove.
4401 (find_loop_tree_blocks): Simplify.
4402 (unroll_block_trees): Likewise.
4403 * tree.h (reorder_block): Change prototype.
4405 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4407 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4408 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4409 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4410 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4411 (atexit, exit): Simplify.
4412 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4413 * config/lots: Remove defns of HAVE_ATEXIT.
4415 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4417 * calls.c (precompute_arguments): Fix typo in comment.
4418 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4421 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4423 * dsp16xx.c (override_options): Fix typos in GC root registration.
4425 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4427 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4429 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4430 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4431 (CC1_SPEC): Likewise.
4433 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4435 * genattr.c (main): Add extern prototype. Call return, not exit.
4436 * genattrtab.c (main): Likewise.
4437 * gencheck.c (main): Likewise.
4438 * gencodes.c (main): Likewise.
4439 * genconfig.c (main): Likewise.
4440 * genemit.c (main): Likewise.
4441 * genextract.c (main): Likewise.
4442 * genflags.c (main): Likewise.
4443 * gengenrtl.c (main): Likewise.
4444 * genopinit.c (main): Likewise.
4445 * genoutput.c (main): Likewise.
4446 * genpeep.c (main): Likewise.
4447 * genrecog.c (main): Likewise.
4449 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4450 * genattrtab.c (get_insn_name): Likewise.
4451 * gencodes.c (get_insn_name): Likewise.
4452 * genconfig.c (get_insn_name): Likewise.
4453 * genemit.c (get_insn_name): Likewise.
4454 * genextract.c (get_insn_name): Likewise.
4455 * genflags.c (get_insn_name): Likewise.
4456 * genopinit.c (get_insn_name): Likewise.
4457 * genpeep.c (get_insn_name): Likewise.
4459 * gencheck.c (usage): Add static prototype.
4460 * genextract.c (print_path): Constify a char*.
4461 * genopinit.c (optabs): Likewise.
4462 * genoutput.c (operand_data, data, output_predicate_decls,
4463 compare_operands): Likewise.
4464 * genrecog.c (write_tree): Add default case in switch.
4466 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4468 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4470 * print-rtl.c (get_insn_name): Remove prototype.
4472 * toplev.h (progname): Declare const.
4474 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4475 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4476 dump_sched_info, dump_local_alloc, regset_release_memory,
4477 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4478 error_with_file_and_line, error_with_decl, error_for_asm, error,
4479 fatal, warning_with_file_and_line, warning_with_decl, warning,
4480 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4481 Remove redundant prototypes.
4483 (notice, check_lang_option, report_file_and_line, vnotice,
4484 mark_file_stack): Add static prototype.
4485 (set_fatal_function): Add prototype.
4486 (vnotice, report_file_and_line, set_fatal_function,
4487 check_lang_option): Constify a char*.
4488 (main): Prototype. Call return, not exit.
4490 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4492 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4494 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4496 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4498 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4500 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4502 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4503 behave as if it's zero in all cases.
4504 (expand_function_start): Adjust call to assign_parms.
4505 * tree.h (assign_parms): Adjust prototype.
4506 * objc/objc-act.c (hack_method_prototype): Adjust call to
4509 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4511 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4512 arg_pointer_rtx fixed if the argument pointer register is
4514 (NONZERO_BASE_PLUS_P): Likewise.
4516 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4518 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4519 match_insn2 to match_insn.
4520 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4522 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4524 * Makefile.in (USER_H): Remove va-foo.h.
4526 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4527 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4528 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4529 va-spur.h,va-v850.h}: Remove.
4531 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4533 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4534 (in_return_delay): Use it instead of match_insn.
4536 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4538 * config/alpha/va_list.h (va-alpha.h): Do not include.
4539 (__gnuc_va_list): Typedef as in varargs.h.
4541 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4543 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4544 DECL_LIVE_RANGE_RTL.
4546 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4548 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4549 not NOTE_BLOCK_NUMBER.
4550 (expand_eh_region_end): Likewise.
4551 (find_exception_handler_labels): Likewise.
4552 (scan_region): Likewise.
4553 (exception_optimize): Likewise.
4554 (update_rethrow_references): Likewise.
4555 (set_insn_eh_region): Likewise.
4556 * final.c (final_scan_insn): Likewise.
4557 * flow.c (make_edges): Likewise.
4558 * integrate.c (expand_inline_function): Likewise.
4559 * print-rtl.c (print_rtx): Likewise.
4561 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4563 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4564 terms of builtin functions and types.
4566 * mips.c (mips_build_va_list): New.
4567 (mips_va_start, mips_va_arg): New.
4568 * mips.h (BUILD_VA_LIST_TYPE): New.
4569 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4571 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4572 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4573 * sh.h (BUILD_VA_LIST_TYPE): New.
4574 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4576 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4578 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4579 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4580 (struct insn_data): Likewise with n_operands, n_dups,
4581 n_alternatives, output_format.
4582 * regclass.c (scan_one_insn): Cast n_operands to int before
4583 arithmetic inside comparison.
4585 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4587 * toplev.c (compile_function): Unconditionally emit nop.
4589 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4591 * haifa-sched.c (actual_hazard): Move declaration of variable
4592 `this_cost' into the scope where it is used.
4594 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4596 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4597 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4598 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4600 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4602 * jump.c (find_insert_position): Don't declare or define unless
4603 !HAVE_conditional_arithmetic.
4604 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4606 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4608 * recog.c (offsettable_address_p): Prototype function pointer.
4609 (preprocess_constraints): Call memset, not bzero.
4611 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4612 (gcc_obstack_init): Don't declare.
4613 (fix_sizetype): Add static prototype.
4614 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4615 (tree_cons): Call memset, not bzero.
4617 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4618 definition in macro ASM_WEAKEN_LABEL.
4619 (mark_const_hash_entry): Add static prototype.
4621 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4623 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4625 * unroll.c (find_common_reg_term, subtract_reg_term,
4626 loop_find_equiv_value): Add static prototypes.
4627 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4628 (copy_loop_body): Remove unreachable break statement.
4630 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4632 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4634 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4636 Undo some changes from the gcc2 merge:
4637 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4638 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4642 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4643 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4644 initialized float-int union if the value is a NaN.
4646 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4648 * gthr-win32.h: New file.
4650 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4651 shared as a valid attribute.
4652 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4653 * extend.texi: Document `shared' variable attribute.
4655 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4657 * configure.in: Handle --enable-threads on FreeBSD.
4658 * configure: Rebuit.
4660 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4662 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4664 * configure: Rebuilt.
4666 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4667 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4668 Rosimildo DaSilva <rdasilva@connecttel.com>
4670 * configure.in (m68k-*-rtemscoff*): Added.
4671 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4672 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4673 sparc-rtems configuration.
4674 * configure.in (sparc-*-rtemself*): Added.
4675 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4676 * config/i386/rtems.h: Added comment.
4677 * config/sparc/rtemself.h: New file.
4679 * configure.in (m68k-rtemself): Added.
4680 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4681 and DWARF_DEBUGGING_INFO.
4682 * config/m68k/crti.s: New file.
4683 * config/m68k/crtn.s: New file.
4684 * config/m68k/t-crtstuff: New file.
4685 * config/m68k/rtemself.h: New file.
4687 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4688 global ctor/dtor and C++ exception handling.
4689 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4690 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4692 * config/i386/t-rtems-i386: New File.
4694 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4696 * stmt.c (expand_end_case): Return right away if the case stack is
4699 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4701 * Makefile.in (version.c): Remove rule incorrectly brought in from
4704 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4706 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4707 * msdos/top.sed: Take into account a prepended $(SHELL) to
4709 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4711 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4713 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4715 * regmove.c (fixup_match_1): Don't change an unchanging register.
4716 (stable_but_for_p): Renamed to:
4717 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4718 Changed all callers.
4720 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4722 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4723 insn from BL2 is after the insn from BL.
4725 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4727 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4728 (struct insn_data): Merge `template' and `outfun' into `output'.
4729 Add `output_format'.
4730 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4731 (struct data): Remove `outfun'; add `output_format'.
4732 (name_for_index): Remove declaration.
4733 (output_insn_data): Handle output formats.
4734 (process_template): Emit the bare array for @.
4735 (gen_expand, gen_split): Set output_format to NONE.
4736 * output.h (get_insn_template): Declare.
4737 * final.c (get_insn_template): New.
4738 (final_scan_insn): Use it.
4739 * toplev.c (compile_file): Likewise.
4741 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4742 * i860/i860.c (output_delayed_branch): Likewise.
4743 (output_delay_insn): Likewise.
4745 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4747 * rtl.c (obstack_alloc_rtx): Removed.
4749 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4751 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4753 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4755 * i386.c (call_insn_operand): Reject const_int.
4756 (expander_call_insn_operand): Use call_insn_operand.
4758 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4760 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4762 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4764 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4765 Use DImode operation.
4767 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4769 * gcc.c: Include sys/resource.h.
4770 (report_times): New flag.
4771 (execute): If report_times is set, calculate and report the
4772 CPU time consumed by each subprocess.
4774 (rus, prus): New globals.
4775 (option_map): Add --time.
4776 (display_help): Document -time.
4777 (process_command): Set report_times if -time is given.
4778 Turn off -pipe if -time is given.
4780 * invoke.texi: Document new option -time.
4782 * configure.in: Check for getrusage. Check if we have to
4783 prototype getrusage.
4784 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4785 * configure: Regenerate.
4786 * config.in: Regenerate.
4788 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4790 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4793 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4795 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4796 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4797 (nan): Return _thenan_sf or _thenan_df as appropriate.
4798 (L_thenan_sf): Define _thenan_sf.
4799 (L_thenan_df): Define _thenan_df.
4801 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4802 (DPBIT_FUNCS): Add _thenan_df.
4804 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4806 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4809 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4811 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4814 (lang_specific_driver): Don't take a function pointer parameter.
4815 All callers changed.
4817 * gcc.c: Include gcc.h.
4818 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4819 lang_specific_extra_outfiles, fatal): Don't declare.
4820 (multilib_defaults_raw): Constify.
4821 (read_specs): Call memset, rather than bzero.
4822 (main): Call return, not exit.
4823 (lookup_compiler): Call memcpy, not bcopy.
4824 (fatal): Make extern.
4826 * cppspec.c: Include gcc.h.
4827 (lang_specific_driver): Initialize variable `quote'. Constify a
4828 char*. All calls to the function pointer parameter now
4829 explicitly call `fatal'.
4831 * gccspec.c (lang_specific_driver): Include gcc.h.
4833 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4835 * arm.c (note_invalid_constants): Use recog_data.operand_type
4838 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4840 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4843 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4844 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4845 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4846 reload_secondary_in_reload, reload_secondary_out_reload,
4847 reload_secondary_in_icode, reload_secondary_out_icode,
4848 reload_reg_rtx, reload_when_needed): Delete declarations.
4849 (struct reload): New structure.
4850 (rld): Declare new array.
4851 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4852 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4853 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4854 reload_secondary_in_reload, reload_secondary_out_reload,
4855 reload_secondary_in_icode, reload_secondary_out_icode,
4856 reload_reg_rtx, reload_when_needed): Delete definitions.
4858 (whole file): Replace uses of the deleted arrays with uses of rld.
4859 * reload1.c (whole file): Replace uses of the deleted arrays with
4861 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4862 explicit loops, not with bcopy.
4864 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4866 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4867 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4868 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4869 insn_name): Delete and consolidate into new structures.
4870 (insn_operand_predicate_fn): New.
4871 (insn_output_fn): New.
4873 (struct insn_operand_data): New.
4874 (struct insn_data): New.
4876 (OUT_FCN): Update for insn_data change.
4877 * builtins.c (expand_builtin_strlen): Likewise.
4878 (expand_builtin_memcmp): Likewise.
4879 * combine.c (make_extraction, simplify_comparison): Likewise.
4880 * cse.c (canon_reg, cse_insn): Likewise.
4881 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4882 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4883 (emit_store_flag): Likewise.
4884 * expr.c (convert_move, emit_block_move): Likewise.
4885 (clear_storage, emit_push_insn, expand_increment): Likewise.
4886 (do_store_flag): Likewise.
4887 * expr.h (GEN_FCN): Likewise.
4888 (insn_gen_function): Die.
4889 * final.c (final_scan_insn): Update for insn_data change.
4890 (output_asm_name): Likewise.
4891 * function.c (fixup_var_refs_1): Likewise.
4892 * loop.c (check_dbra_loop): Likewise.
4893 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4894 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4895 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4896 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4897 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4898 * regmove.c (gen_add3_insn): Likewise.
4899 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4900 (find_reloads, find_reloads_address_1): Likewise.
4901 (debug_reload_to_stream): Likewise.
4902 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4903 * stmt.c (expand_end_case): Likewise.
4904 * toplev.c (compile_file): Likewise.
4906 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4907 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4909 * print-rtl.c (insn_name_ptr): Remove declaration.
4910 (get_insn_name): Declare.
4911 (print_rtx): Use it.
4912 * genoutput.c (insn_name_ptr): Remove.
4913 (next_operand_number): New.
4914 (struct operand_data): New.
4915 (null_operand, odata, odata_end): New.
4916 (struct data): Use struct operand_data.
4917 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4918 (get_insn_name): Renamed from name_for_index.
4919 (output_prologue): Define NO_MD_PROTOTYPES.
4920 (output_predicate_decls): Break out from output_epilogue.
4921 Iterate over the operands list.
4922 (output_operand_data): Break out from output_epilogue. Emit
4923 just the operands list.
4924 (output_insn_data): Break out from output_epilogue. Emit just
4926 (output_epilogue): Remove.
4927 (output_get_insn_name): New.
4928 (constraints, op_n_alternatives, predicates, address_p): Die.
4929 (modes, strict_low, seen): Die.
4930 (scan_operands): Take new param `d' instead of writing to
4931 seven global variables.
4932 (compare_operands): New.
4933 (place_operands): New.
4934 (validate_insn_alternatives): Update for struct data change.
4935 (gen_insn): Don't zero or copy 7 global arrays. Update for
4936 scan_operands; call place_operands.
4937 (gen_peephole, gen_expand, gen_split): Likewise.
4938 (main): Update for new output routines.
4940 * genattr.c (insn_name_ptr): Remove.
4941 (get_insn_name): New function.
4942 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4943 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4944 * genrecog.c: Likewise.
4946 * alpha.md (adddi3): Make `pattern' array static.
4948 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4950 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4951 c4x_cpu_version_string): Constify char *.
4952 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4953 c4x_cpu_version_string): Likewise.
4955 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4957 * tree.c (save_tree_status): Revert 10 Sep change.
4958 (restore_tree_status): Likewise. Call obstack_free with NULL
4959 before freeing the obstack proper.
4961 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4963 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4965 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4966 surrounding context.
4968 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4970 * tree.c (type_hash_canon): Put all types in the hash-table, when
4973 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4975 * recog.h (struct recog_data, recog_data): New.
4976 (recog_foo variables): Kill.
4977 * recog.c (recog_operand, recog_operand_loc): Kill.
4978 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4979 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4980 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4981 (recog_data): Define.
4982 (extract_insn): Update all recog_foo references to use recog_data.
4983 (preprocess_constraints, constrain_operands): Likewise.
4984 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4985 * genattrtab.c (main): Likewise.
4986 * genextract.c (main): Likewise.
4987 * genoutput.c: Likewise.
4988 * genrecog.c (write_subroutine, main): Likewise.
4989 * local-alloc.c (block_alloc): Likewise.
4990 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4991 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4992 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4993 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4994 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4995 (reload_cse_simplify_operands): Likewise.
4997 * arc/arc.c (arc_final_prescan_insn): Likewise.
4998 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4999 * h8300/h8300.c (notice_update_cc): Likewise.
5000 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5001 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5002 * mn10200/mn10200.c (notice_update_cc): Likewise.
5003 * mn10300/mn10300.c (notice_update_cc): Likewise.
5004 * romp/romp.c (update_cc): Likewise.
5005 * sparc/sparc.c (check_pic): Likewise.
5006 * v850/v850.c (notice_update_cc): Likewise.
5008 * genemit.c (main): Don't declare recog_operand.
5010 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5012 * ggc.h (rtvec_def): Forward declare.
5013 (tree_node): Likewise.
5016 (ggc_set_mark_rtx): Add prototype.
5017 (ggc_set_mark_rtvec): Likewise.
5018 (ggc_set_mark_tree): Likewise.
5019 * ggc-simple.c (ggc_root): Don't define.
5020 (roots): Don't declare.
5021 (ggc_mark_rtx): Remove.
5022 (ggc_mark_rtvec): Likewise.
5023 (ggc_mark_tree): Likewise.
5024 (ggc_mark_varray): Likewise.
5025 (ggc_mark_tree_hash_table_entry): Likewise.
5026 (ggc_mark_tree_hash_table): Likewise.
5027 (ggc_set_mart_rtx): New function.
5028 (ggc_set_mark_rtvec): Likewise.
5029 (ggc_set_mark_tree): Likewise.
5030 (ggc_add_root): Remove.
5031 (ggc_add_rtx_root): Likewise.
5032 (ggc_remove_tree_root): Likewise.
5033 (ggc_add_string_root): Likewise.
5034 (ggc_add_tree_varray_root): Likewise.
5035 (ggc_add_tree_hash_table_root): Likewise.
5036 (ggc_del_root): Likewise.
5037 (ggc_mark_rtx_ptr): Likewise.
5038 (ggc_mark_tree_ptr): Likewise.
5039 (ggc_mark_string_ptr): Likewise.
5040 (ggc_mark_tree_varray_ptr): Likewise.
5041 (ggc_mark_tree_hash_table_ptr): Likewise.
5042 * ggc-common.c: New file.
5043 * Makefile.in (OBJS): Add ggc-common.o.
5044 (ggc-common.o): List dependencies.
5046 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5048 * cppalloc.c (xstrdup): Use memcpy.
5049 * cpperror.c (cpp_print_containing_files): Don't use
5051 * cpplib.c (conditional_skip): Set temp->lineno.
5052 (do_endif): Make error message less obscure.
5053 (if_directive_name): New function.
5054 (cpp_get_token [case EOF]): Unwind the if stack and generate
5055 error messages for each unterminated conditional in this file.
5056 (parse_string): Do not behave differently if -traditional.
5058 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5060 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5061 va_list decomposing to pointer-type.
5062 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5063 (rs6000_va_arg): Likewise.
5065 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5067 * except.c (start_dynamic_handler): Compute size using
5068 STACK_SAVEAREA_MODE.
5070 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5072 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5073 include directory headers. Don't define strrchr. Don't provide
5074 my_* replacement functions. Prefer PTR over `pointer_type'.
5075 Don't prototype system functions. Don't redefine getopt.
5077 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5078 safe_read, safe_write, save_pointers, restore_pointers,
5079 is_id_char, in_system_include_dir, directory_specified_p,
5080 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5081 find_corresponding_lparen, referenced_file_is_newer,
5082 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5083 process_aux_info_file, identify_lineno, check_source,
5084 seek_to_line, forward_to_next_token_char, output_bytes,
5085 output_string, output_up_to, other_variable_style_function,
5086 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5087 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5088 find_static_definition, connect_defs_and_decs, add_local_decl,
5089 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5090 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5091 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5092 scan_for_missed_items, edit_file, string_list_cons): Add static
5094 (standard_exec_prefix, target_machine, target_version,
5095 default_syscalls_dir, string_list, string_list_cons, find_file,
5096 do_cleaning): Constify a char*.
5097 (safe_read, safe_write): Use PTR, not a char*.
5098 (is_id_char): Take an int, not a char.
5099 (main): Add prototype. Call return, not exit.
5101 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5103 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5104 when comparing types.
5106 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5108 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5109 (strength_reduce): Release the varrays from the no-bivs early exit.
5111 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5112 the loop over the registers.
5114 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5116 (restore_tree_status): Check that instead when freeing the obstack.
5118 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5120 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5123 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5125 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5126 operand size modifiers.
5128 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5130 * c-common.c (c_common_nodes_and_builtins): Don't build
5132 * c-common.h (enum c_tree_index and related accesor macros): Remove
5133 everything now declared in tree.h.
5134 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5135 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5136 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5137 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5138 unsigned_type_node, ptr_type_node, va_list_type_node,
5139 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5140 (init_decl_processing): Call build_common_tree_nodes and
5141 build_common_tree_nodes_2 instead of building their nodes here.
5142 Don't add roots for these nodes.
5143 * stor-layout.c (size_zero_node, size_one_node): Delete.
5144 (set_sizetype): Make a new node for bitsizetype each time.
5145 * tree.c (global_trees): New variable.
5146 (init_obstacks): Add a gc root for it.
5147 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5148 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5149 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5150 (build_common_tree_nodes): New function.
5151 (fix_sizetype): New function.
5152 (build_common_tree_nodes_2): New function.
5153 * tree.h (enum tree_index): New.
5154 (global_trees): Declare.
5155 Add accessor macros for all nodes now moved to global_trees.
5156 Delete their declarations.
5158 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5160 * c-decl.c (finish_function): When processing a nested function,
5161 push and pop GC context around rest_of_compilation.
5163 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5165 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5166 Default ix86_arch to PROCESSOR_I386.
5167 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5168 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5169 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5170 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5171 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5172 (EXTRA_SPECS): Remove deleted specs.
5174 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5176 * function.c (assign_stack_local_1): Allocate from
5177 function->x_frame_offset, not frame_offset.
5179 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5181 * ggc.h (lang_cleanup_tree): Remove.
5182 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5183 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5185 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5186 TYPE_LANG_SPECIFIC when garbage collecting.
5187 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5188 (lang_cleanup_tree): Remove.
5190 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5192 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5193 * crtstuff.c: Not here.
5194 * dwarf2out.c: Or here.
5195 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5198 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5200 * function.h (free_after_compilation): Remove decl parameter.
5201 (free_varasm_status0: Likewise.
5202 (free_emit_status): Likewise.
5203 (free_stmt_status): Likewise.
5204 (free_after_compilation): Likewise.
5205 (init_lang_status): New variable.
5206 (free_lang_status): Likewise.
5207 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5208 * function.c (init_lang_status): New variable.
5209 (free_lang_status): Likewise.
5210 (push_function_context_to): Don't set function::decl here.
5211 (free_after_copmilation): Make decl parameter implicit. Call
5212 free_lang_status if defined.
5213 (prepare_function_start): Call init_lang_status if defined.
5214 (init_function_start): Set function::decl here.
5215 * profile.c (output_func_start_profiler): Don't call pushdecl
5216 until we've actually started the function.
5217 * stmt.c (free_stmt_status): Make decl parameter implicit.
5218 * toplev.c (rest_of_compilation): Don't pass decl to
5219 free_after_compilation.
5220 * varasm.c (free_varasm_status): Likewise.
5222 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5224 * except.c (call_get_eh_context): Add root when allocating static
5227 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5229 * arm.c: Include "ggc.h".
5230 (arm_add_gc_roots): New function.
5231 (arm_override_options): Call it.
5232 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5234 * arm.md (define_asm_attributes): Add a pool_range attribute.
5236 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5238 * extend.texi (Volatiles): New node.
5240 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5242 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5243 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5244 (struct ggc_any): Replace `mark' with `magic_mark'.
5245 (ggc_alloc_string): Use memcpy, not bcopy.
5246 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5247 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5248 (ggc_free_any): New.
5249 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5250 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5251 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5252 Use IS_MARKED. Use ggc_free_any.
5254 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5256 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5258 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5260 * toplev.c (main): Always init_ggc.
5262 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5264 * except.c (find_all_handler_type_matches): Free the list if
5265 we found no matches.
5267 * combine.c (SUBST): Break out to a real function do_SUBST.
5268 (SUBST_INT): Likewise.
5269 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5270 (pre_insert): Free `inserted'.
5271 * loop.c (basic_induction_var): Always set `location'.
5273 * function.c (expand_function_end): Add initial_trampoline as a root.
5274 * rtl.h (init_varasm_once): Declare.
5275 * toplev.c (compile_file): Call it.
5276 * ggc-simple.c (ggc_mark_string_ptr): New.
5277 (ggc_add_string_root): New.
5278 (ggc_collect): Disable collection avoidance temporarily.
5279 * ggc.h (ggc_add_string_root): Declare.
5280 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5281 * optabs.c (init_libfuncs): Likewise.
5282 * varasm.c (named_section): Use ggc_alloc_string.
5283 (make_function_rtl): Likewise.
5284 (make_decl_rtl): Likewise.
5285 (assemble_static_space): Likewise.
5286 (assemble_trampoline_template): Likewise.
5287 (output_constant_def): Likewise.
5288 (force_const_mem): Likewise.
5289 (mark_const_hash_entry): New.
5290 (mark_pool_sym_hash_table): New.
5291 (mark_varasm_state): Use it.
5292 (init_varasm_once): New.
5294 * expr.h (init_one_libfunc): Declare.
5295 * optabs.c (init_one_libfunc): New.
5296 (init_optabs): Use it.
5297 * config/gofast.h: Likewise.
5298 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5299 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5301 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5303 * Makefile.in (cppexp.o): Depend on cpphash.h.
5304 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5306 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5307 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5308 redefining poisoned identifiers, etc.
5309 (do_undef): Don't allow poisoned identifiers to be undefined.
5310 (do_pragma): Add #pragma poison.
5311 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5313 * cccp.c: Add T_POISON node type.
5314 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5316 (do_define): Generalise to handle poisoned definitions,
5317 redefining poisoned identifiers, etc.
5318 (do_undef): Don't allow poisoned identifiers to be undefined.
5319 (do_pragma): Add #pragma poison.
5320 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5322 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5323 * c-pragma.h: Add ps_poison state. We now always have generic
5326 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5328 * ggc.h (ggc_alloc): New function.
5329 (ggc_mark): Likewise.
5330 * ggc-simple.c (ggc_any): New structure.
5331 (ggc_status): Add anys.
5332 (n_anys_collected): New variable.
5333 (ggc_alloc): Define.
5334 (ggc_mark): Likewise.
5335 (ggc_collect): Collect the anys.
5337 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5339 * c-decl.c (mark_binding_level): Make static to match prototype.
5341 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5343 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5345 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5347 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5348 will use into account. Expand the max width to 5.
5351 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5353 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5356 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5358 * alpha.md (call value patterns): Remove the result predicates.
5360 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5362 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5365 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5367 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5368 changed from extern char *, to extern PTR. Also fix typo in
5369 NEED_DECLARATION_REALLOC test.
5371 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5373 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5375 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5376 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5377 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5378 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5380 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5382 * cccp.c (pcfinclude): Likewise.
5384 * global.c (allocno_compare): Likewise.
5386 * haifa-sched.c (rank_for_schedule): Likewise.
5388 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5390 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5392 * stupid.c (stupid_reg_compare): Likewise.
5394 * tree.c (_obstack_allocated_p): Likewise.
5396 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5398 1999-09-08 Bruce Korb autogen@linuxbox.com
5400 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5401 why "gperf -F" fails.
5402 * gcc/cp/Makefile.in: ditto
5403 * gcc/Makefile.in: ditto
5404 * gcc/java/Makefile.in: ditto
5406 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5408 * lists.c: Include ggc.h.
5410 (init_EXPR_INSN_LIST_cache): Install it.
5412 * ggc-simple.c (init_ggc): Absorb the old init.
5413 (ggc_push_context): Use xcalloc.
5414 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5415 (ggc_collect): Add [rvts] tags to the collection stats.
5417 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5419 * cccp.c (main): Fix handling of -include and -imacros options.
5421 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5423 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5425 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5427 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5430 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5432 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5433 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5434 and SET_DEST. Update comment.
5436 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5438 * config/c4x/c4x.c: Include ggc.h.
5439 (c4x_add_gc_roots): New function.
5440 (c4x_override_options): Call c4x_add_gc_roots.
5442 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5444 * defaults.h (TARGET_ESC): Move ...
5445 * system.h: ... here, where Linas had it in the first place. Silly me.
5447 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5449 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5450 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5451 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5452 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5453 * defaults.h (TARGET_ESC): Add default.
5455 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5457 * configure.in: add i370-*-openedition, i370-*-mvs and
5458 i370-*-linux targets
5460 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5462 * dsp16xxx.c: Include ggc.h
5463 (override_options): Mark GC roots.
5464 * mn10200.c: Include ggc.h.
5465 (asm_file_start): Mark GC roots.
5466 * tahoe.c: Include ggc.h.
5467 (extensible_operand): Mark GC roots.
5469 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5471 * README: Add section discussing status of ELF ABI.
5472 * i370.c: Fix misc spelling mistakes.
5473 (i370_label_scan): Updated notes, exception handling.
5474 (i370_function_prolog): Simplify ELF stack handling.
5475 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5476 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5477 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5478 * i370.md: (movdi): Add notes.
5479 (floatsidf2): Use stack not rtca for scratch float area.
5480 (iorsi3): Correct operand constraints.
5481 * x-oe: Restore TAROUTOPTS which are used by pax.
5483 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5485 * rs6000.c: Include ggc.h.
5486 (rs6000_add_gc_roots): New function.
5487 (override_options): Call it.
5489 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5491 * alpha.h (alpha_compare): New.
5492 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5493 * alpha.c: Likewise for the definitions.
5494 (alpha_emit_conditional_branch): Update for alpha_compare.
5495 (alpha_emit_conditional_move): Likewise.
5496 * alpha.md (cmpdf, cmpdi): Likewise.
5497 (setcc patterns): Likewise. Zero alpha_compare after use.
5498 (sne): Optimize (x != 0) into (0U < x).
5500 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5502 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5503 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5504 (INIT_EXPANDERS): Remove.
5505 * alpha.c: Include ggc.h.
5506 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5507 (alpha_init_machine_status, alpha_mark_machine_status): New.
5508 (override_options): Install them.
5509 (struct machine_function): Moved to alpha.h.
5510 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5511 (alpha_init_expanders): Remove.
5512 (alpha_return_addr): Adjust to use current_function->machine.
5513 (alpha_ra_ever_killed): Likewise.
5514 (alpha_expand_epilogue): Likewise.
5515 * alpha.md (eh_epilogue): Likewise.
5517 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5518 Melissa O'Neill <oneill@cs.sfu.ca>
5519 Geoffrey Keating <geoffk@cygnus.com>
5521 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5522 call-used registers (call-saved registers must still be contiguous
5523 and end with r31, of course).
5525 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5527 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5528 (self_promoting_type_p): Delete.
5529 (self_promoting_args_p): Move ...
5530 * c-common.c: ... here.
5531 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5532 (simple_type_promotes_to): New.
5533 * builtins.c (lang_type_promotes_to): New.
5534 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5535 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5536 * c-common.h: ... here.
5537 (self_promoting_args_p, simple_type_promotes_to): Declare.
5538 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5539 (grokdeclarator): Likewise.
5540 * tree.h (lang_type_promotes_to): Declare.
5542 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5544 Add some machine-dependent GC roots.
5545 * sparc.c: Include ggc.h.
5546 (sparc_add_gc_roots): New function.
5547 (mark_ultrasparc_pipeline_state): Likewise.
5548 (override_options): Call sparc_add_gc_roots.
5549 * pa.c: Include ggc.h.
5550 (pa_add_gc_roots): New function.
5551 (mark_deferred_plabels): Likewise.
5552 (override_options): Call pa_add_gc_roots.
5553 * mips.c: Include ggc.h.
5554 (mips_add_gc_roots): New function.
5555 (override_options): Use it.
5557 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5559 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5561 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5562 cpp_parse_expr): Add static prototypes.
5563 (parse_charconst): Don't cast away const-ness.
5564 (token): Constify a char*.
5566 * cppfiles.c (file_name_list, include_hash, find_include_file,
5567 finclude, initialize_input_buffer): Constify a char*.
5568 (file_cleanup, find_position): Add static prototypes.
5570 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5571 collect_expansion): Add static prototypes.
5572 (cpp_install, create_definition, monthnames): Constify a char*.
5574 * cpphash.h (cpp_install): Likewise.
5576 * cppinit.c (known_suffixes, default_include,
5577 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5578 (base_name, dump_special_to_buffer, initialize_dependency_output):
5579 Add static prototypes.
5581 * cpplib.c (my_strerror): Constify a char*.
5582 (null_underflow, null_cleanup, skip_comment, copy_comment,
5583 copy_rest_of_line, handle_directive, pass_thru_directive,
5584 get_directive_token, read_line_number, cpp_print_file_and_line,
5585 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5586 v_cpp_warning_with_line, detect_if_not_defined,
5587 consider_directive_while_skipping): Add static prototypes.
5588 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5589 cpp_pedwarn_with_file_and_line): Constify a char*.
5591 * cpplib.h (cpp_options, include_hash, progname, definition,
5592 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5593 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5594 find_include_file, deps_output, include_hash): Constify a char*.
5596 * cppmain.c (progname): Constify.
5597 (main): Add prototype. Use return, not exit.
5599 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5600 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5601 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5602 check_protection): Add static prototype.
5604 (progname, recognized_macrom, recognized_extern): Constify a char*.
5605 (main): Add prototype.
5607 * gen-protos.c (progname): Constify a char*.
5609 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5611 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5612 (init_emit_once): Add more GC roots.
5613 * except.c (mark_func_eh_entry): New function.
5614 (mark_eh_node): Mark false_label and rethrow_label.
5615 (init_eh): Add more GC roots.
5616 * function.c (free_after_compilation): Take decl as a paramter.
5617 Call free_stmt_status.
5618 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5620 * function.h (free_after_compilation): Change prototype.
5621 (free_varasm_status): Likewise.
5622 (free_emit_status): Likewise.
5623 (free_stmt_status): New function.
5624 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5625 Remove, replacing with ...
5626 (ggc_status): New structure.
5627 (ggc_chain): New variable.
5629 (ggc_push_context): New function.
5630 (ggc_pop_context): Likewise.
5631 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5632 (ggc_alloc_rtvec): Likewise.
5633 (ggc_alloc_tree): Likewise.
5634 (ggc_alloc_string): Likewise.
5635 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5636 (ggc_mark_tree): Give language-dependent code a chance to mark
5638 (ggc_mark_tree_varray): Handle empty arrays.
5639 (ggc_collect): Adjust for use of ggc_chain. Clear
5640 bytes_alloced_since_last_gc.
5641 * ggc.h (ggc_pop_context): New function.
5642 (ggc_push_context): Likewise.
5643 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5644 * stmt.c (free_stmt_status): New function.
5645 (init_stmt_for_function): Clear last_expr_value.
5646 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5647 Conditionalize call to ggc_collect.
5648 (main): Call init_ggc.
5649 * tree.c (push_obstacks): Do the push, even when GC'ing.
5650 (push_obstacks_nochange): Likewise.
5651 (pop_obstacks): Liekwise.
5652 * varasm.c (free_varasm_status): Take decl as a parameter.
5654 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5656 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5657 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5658 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5659 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5661 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5663 * pa/x-pa-mpeix: New file for the MPE port.
5665 * pa/quadlib.asm: New file for long double support.
5667 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5668 * configure: Rebuilt.
5670 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5672 * final.c (shorten_branches): Fix last change.
5674 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5676 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5678 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5680 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5683 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5685 * c-aux-info.c (concat): Don't define.
5687 * cccp.c (my_strerror): Likewise. All callers changed to use
5689 (do_include): Call xstrdup, not xmalloc/strcpy.
5690 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5691 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5693 * collect2.c (my_strsignal): Likewise. All callers changed to use
5695 (locatelib): Call xstrdup, not xmalloc/strcpy.
5697 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5699 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5701 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5703 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5705 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5707 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5709 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5711 (find_all_handler_type_matches): Likewise. Don't check return
5713 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5714 xmalloc, not malloc.
5715 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5717 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5718 (init_spec): Call xcalloc, not xmalloc/bzero.
5719 (set_spec): Call xstrdup, not save_string.
5720 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5721 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5722 (process_command): Call xstrdup, not save_string.
5723 (main): Call xcalloc, not xmalloc/bzero.
5725 * gcov.c (xmalloc): Don't define.
5726 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5727 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5728 (output_data): Call xcalloc, not xmalloc/bzero.
5730 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5732 * mips-tdump.c (xmalloc): Don't define.
5733 (print_symbol): Call xmalloc, not malloc.
5734 (read_tfile): Call xcalloc, not calloc.
5736 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5737 Don't define. All callers of xfree/my_strsignal changed to use
5738 free/strsignal instead.
5739 (allocate_cluster): Call xcalloc, not calloc.
5741 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5742 Fix memory leak, free allocated memory.
5744 * prefix.c (translate_name): Call xstrdup, not save_string.
5745 (update_path): Likewise.
5747 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5749 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5750 Don't define. Callers of xfree/savestring2 changed to use
5751 free/concat instead.
5753 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5754 (init_elim_table): Likewise.
5756 * resource.c (init_resource_info): Likewise.
5758 * stupid.c (stupid_life_analysis): Likewise.
5760 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5761 (open_dump_file): Call concat, not xmalloc/strcpy/...
5762 (clean_dump_file): Likewise.
5763 (compile_file): Call xstrdup, not xmalloc/strcpy.
5765 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5767 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5768 * v850.c (v850_va_arg): New.
5770 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5772 * haifa-sched.c: Tidy comments.
5774 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5776 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5777 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5778 $(out_object_file)): Depend on ggc.h.
5779 * c-common.c: Include "ggc.h".
5780 (combine_strings): If doing GC, use ggc_alloc_string.
5781 * c-decl.c: Include "ggc.h".
5782 (ggc_p): Define with value 0.
5783 (mark_binding_level): New function.
5784 (init_decl_processing): Add GC roots.
5785 (mark_c_function_context): New function.
5786 (lang_mark_false_label_stack): New function.
5787 (lang_mark_tree): New function.
5788 (lang_cleanup_tree): New function.
5789 * c-lang.c: Include "ggc.h".
5790 (lang_init): Call c_parse_init.
5791 * c-lex.c: Include "ggc.h".
5792 (check_linenum): If doing GC, don't copy filenames to permanent
5794 * c-parse.in: Include "ggc.h".
5795 (c_parse_init): New function.
5796 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5797 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5799 * except.c (mark_eh_state): Mark more state.
5800 * function.c (mark_function_state): Likewise.
5801 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5802 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5803 * toplev.c (mark_file_stack): New function.
5804 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5805 (main): Add root for input_file_stack.
5807 * i386.c: Include "ggc.h".
5808 (ix86_mark_machine_status): New function.
5809 (override_options): Set mark_machine_status.
5811 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5813 * tree.c (copy_node): Copy node contents also if doing GC.
5815 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5817 * collect2.c (scan_libraries): Fix double-thinko :-).
5819 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5821 * collect2.c (scan_libraries): Fix thinko.
5823 * cse.c (delete_trivially_dead_insns): Do not skip the last
5824 insn if it is a real insn.
5826 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5828 * Makefile.in (ggc-simple.o): Depend on hash.h.
5829 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5830 (ggc_mark_tree_varray): Likewise.
5831 (ggc_mark_tree_hash_table): Likewise.
5832 * ggc-simple.c: Include hash.h.
5833 (ggc_mark_tree_hash_table_ptr): New function.
5834 (ggc_mark_tree_hash_table_entry): Likewise.
5835 (ggc_mark_tree_hash_table): Likewise.
5836 (ggc_add_tree_hash_table_root): Likewise.
5837 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5838 rtx, when defining fields.
5840 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5842 * profile.c (output_func_start_profiler): Remove apparently
5843 nonsensical call to start_sequence.
5845 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5847 * clipper/clipper.c (clipper_va_start): Fix typos.
5849 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5850 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5851 (spur_va_arg): New stub.
5853 * configure.in: Comment out pyramid.
5855 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5857 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5858 don't conflict with the bits that win32, cygwin, and dgux
5861 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5862 Bernd Schmidt <bernds@cygnus.co.uk>
5864 * integrate.c (function_cannot_inline_p): Do not inline
5865 functions with forced labels.
5867 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5868 Bernd Schmidt <bernds@cygnus.co.uk>
5869 Mark Mitchell <mark@codesourcery.com>
5871 * Makefile.in (ggc-simple.o): Depend on varray.h.
5872 (rtl.o): Depend on ggc.h.
5873 (genattrtab.o): Depend on ggc.h.
5874 (print-tree.o): Likewise.
5875 (fold-const.o): Likewise.
5876 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5877 (make_insn_raw): Don't cache insns when GC'ing.
5878 (emit_insn_before): Likewise.
5879 (emit_insn_after): Likewise.
5880 (emit_insn): Likewise.
5881 (start_sequence): Use xmalloc to allocate the sequence_stack.
5882 (end_sequence): Add free to free it.
5883 (gen_sequence): Don't cache insns when GC'ing.
5884 (clear_emit_caches): Don't use sequence_element_free_list.
5885 (init_emit): Use xcalloc, not xmalloc+bzero.
5886 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5887 * function.c (pop_function_context_from): Use free to free the
5888 fixup_var_refs_queue.
5889 (put_reg_into_stack): Allocate it with xmalloc.
5890 * genattrtab.c: Include ggc.h.
5891 (operate_exp): Don't use obstack_free when GC'ing.
5892 (simplify_cond): Likewise.
5893 (simplify_text_exp): Likewise.
5894 (optimize_attrs): Likewise.
5895 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5897 (gencode): Generate a #include for ggc.h.
5898 * ggc-callbacks.c (ggc_p): Define it to zero.
5899 * ggc-none.c (ggc_p): Likewise.
5900 * ggc-simple.c: Include varray.h.
5901 (ggc_mark_tree_varray): New function.
5902 (ggc_add_tree_varray_root): Likewise.
5903 (ggc_mark_tree_varray_ptr): Likewise.
5904 * ggc.h (ggc_p): Declare.
5905 (varray_head_tag): Likewise.
5906 (ggc_add_tree_varray_root): Declare.
5907 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5908 inconsistencies when GC'ing.
5909 * rtl.c: Include ggc.h.
5910 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5911 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5912 (rtx_free): Don't call obstack_free when GC'ing.
5913 * toplev.c (rest_of_compilation): Call ggc_collect after every
5915 * tree.c (push_obstacks): Do nothing, if GC'ing.
5916 (pop_obstacks_nochange): Likewise.
5917 (pop_obstacks): Likewise.
5918 (make_node): Use ggc_alloc_tree when GC'ing.
5919 (copy_node): Likewise.
5920 (get_identifier): Use ggc_alloc_string when GC'ing.
5921 (build_string): Likewise.
5922 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5923 (tree_cons): Likewise.
5925 (type_hash_canon): Don't call obstack_free when GC'ing.
5927 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5929 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5930 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5932 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5933 Bernd Schmidt <bernds@cygnus.co.uk>
5934 Mark Mitchell <mark@codesourcery.com>
5936 * Makefile.in (stor-layout.o): Depend on ggc.h.
5937 (expr.o): Depend on ggc.h.
5938 (profile.o): Depend on ggc.h.
5939 (stor-layout.o): Depend on ggc.h.
5940 * emit-rtl.c (init_emit_once): Add gc roots.
5941 * expr.c: Include ggc.h.
5942 (emit_block_move): Add gc roots.
5943 (clear_storage): Likewise.
5944 * expr.h (init_stor_layout_once): New function.
5945 * profile.c: Include ggc.h.
5946 (init_arc_profiler): profiler_label is a root.
5947 * scan.c (make_sstring_space): Trust xrealloc to function
5948 correctly with first parameter NULL.
5949 * stor-layout.c: Include ggc.h.
5950 (set_sizetype): Add gc root.
5951 (init_stor_layout_once): New function.
5952 * toplev.c (compile_file): Call it.
5954 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5955 Bernd Schmidt <bernds@cygnus.co.uk>
5956 Mark Mitchell <mark@codesourcery.com>
5958 * Makefile.in (tree.o): Depend on ggc.h.
5959 (varasm.o): Likewise.
5960 (function.o): Likewise.
5962 (except.o): Likewise.
5963 (optabs.o): Likewise.
5964 (emit-rtl.o): Likewise.
5965 * emit-rtl.c: Include ggc.h.
5966 (sequence_element_free_list): Remove, and all references.
5967 (mark_sequence): New functions.
5968 (mark_emit_state): New function.
5969 * except.c: Include ggc.h.
5970 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5971 (mark_tree_label_node): New functions.
5972 (mark_eh_state): New function.
5973 * function.c: Include ggc.h.
5974 (mark_temp_slot, mark_function_chain): New functions.
5975 (mark_function_state): New function.
5976 (init_function_once): New function.
5977 * function.h (init_function_once): New function.
5978 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5979 * ggc.h (label_node): Declare.
5980 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5981 (lang_mark_false_label_stack): New function.
5982 (mark_temp_slot): Remove declaration.
5983 (mark_function_chain): Likewise.
5984 (mark_eh_state): Adjust prototype.
5985 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5987 * optabs.c: Include ggc.h.
5988 (mark_optab): New function.
5989 (init_optabs): Add gc roots.
5990 * stmt.c: Include ggc.h.
5991 (mark_cond_nesting, mark_loop_nesting): New functions.
5992 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5993 (mark_stmt_state): New function.
5994 * toplev.c (compile_file): Call init_function_once.
5995 * tree.c: Include ggc.h.
5996 (type_hash): Move declaration earlier in file.
5997 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5998 (init_obstacks): Add gc roots.
5999 (mark_type_hash): New function.
6000 * varasm.c: Include ggc.h.
6001 (mark_pool_constant): New function.
6002 (mark_varasm_state): New function.
6004 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6006 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6008 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6010 * c-decl.c (struct language_function): Renamed from struct c_function.
6012 (c_function_chain): Delete.
6013 (push_c_function_context): New arg F. Don't warn about nested
6014 functions here. Fill LANGUAGE elt of F. Delete code to update
6015 c_function_chain. Don't call push_function_context.
6016 (pop_c_function_context): New arg F. Restore from there instead of
6017 from c_function_chain. Don't call pop_function_context. Clear out
6018 LANGUAGE field of F when done.
6019 * c-lang.c: Include "function.h"
6020 (lang_init): Initialize save_lang_status and restore_lang_status.
6021 * c-parse.in (nested_function, nested_function_notype): Warn about
6022 nested functions. Call push_function_context/pop_function_context
6023 instead of the _c_ variants.
6024 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6026 * Makefile.in (c-lang.o): Update dependencies.
6028 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6029 regno_pointer_flag, regno_pointer_align.
6030 (gen_reg_rtx): Use xrealloc to enlarge them.
6031 (free_emit_status): New function.
6032 * function.c (mark_machine_status, mark_lang_status): New variables.
6033 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6034 in some bits from assign_stack_local. All callers changed to use new
6036 (assign_stack_local): Just call assign_stack_local_1.
6037 (free_after_compilation): New function.
6038 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6039 (trampoline_address): Likewise.
6040 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6041 (prepare_function_start): Explicitly clear some more variables.
6042 * function.h (struct function): New elt can_garbage_collect.
6043 (mark_machine_status, mark_lang_status): Declare variables.
6044 (free_after_compilation, free_emit_status, free_varasm_status,
6045 init_varasm_status): Declare functions.
6046 * toplev.c (rest_of_compilation): Call free_after_compilation when
6047 done with the current function.
6048 * varasm.c (free_varasm_status): New function.
6050 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6052 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6053 (EXPAND_BUILTIN_VA_ARG): Define.
6054 * sparc.c (sparc_va_start): New.
6055 (sparc_va_arg): New.
6057 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6059 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6061 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6063 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6065 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6067 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6069 (ggc-callbacks.o): New target.
6070 * ggc-callbacks.c: New file.
6072 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6074 * expr.h: Collapse individual optab and libfunc vars to arrays.
6075 (optab_index, libfunc_index): New enumerations.
6076 (optab_table, libfunc_table): New arrays.
6077 Add accessor macros for both.
6079 * optabs.c (optab_table, libfunc_table): New.
6080 Delete declarations for individual optab and libfunc vars.
6082 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6084 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6086 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6088 * Makefile.in (GGC, GGC_LIB): New.
6089 (HOST_RTL): Include ggc-none.o.
6090 (ggc-simple.o): New target.
6091 (ggc-none.o): Likewise.
6092 * tree.h (tree_common): Add gc_mark.
6093 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6094 (struct rtvec_def): Add gc_mark.
6095 * emit-rtl.c (global_rtl): Update static initializers to contain
6096 enough initializers.
6097 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6098 * toplev.c (gc_time): New variable.
6099 (all_time): New variable.
6100 (compile_file): Print gc time.
6101 (print_time): Calculate percentage of the whole.
6103 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6105 Change obstack memory management and varasm constant pool handling so
6106 that nested functions are treated like any other functions.
6107 * function.c (init_machine_status): New variable.
6108 (push_function_context_to): Set contains_functions for the outer
6109 function. Don't call save_varasm_status.
6110 (pop_function_context_from): Don't call restore_varasm_status. Don't
6111 set current_function_contains_functions.
6112 (prepare_function_start): Call init_varasm_status rather than
6113 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6115 * function.h (struct function) Add field varasm. Delete fields
6116 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6117 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6118 (init_machine_status): Declare.
6119 (save_varasm_status, restore_varasm_status): Delete declarations.
6120 (save_tree_status, restore_tree_status): Delete last argument.
6121 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6122 code. All callers changed.
6123 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6124 save_constants_in_decl_trees, restore_constants, save_constants,
6125 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6127 (inlining): New variable.
6128 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6129 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6131 (save_for_inline_nocopy): Don't save constants.
6132 Don't set inl_emit field in current_function.
6133 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6134 function. Set new variable inlining before
6135 calling copy_rtx_and_substitute.
6136 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6137 constant pool references if inlining is nonzero.
6138 Delete ADDRESS and (most of the) CONST cases.
6139 (output_inline_function): Save and restore current_function/
6140 current_function_decl. Delete restore_constants code. Don't call
6141 init_const_rtx_hash_table.
6142 * output.h (init_const_rtx_hash_table): Don't declare.
6143 * rtl.h (struct function): Declare.
6144 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6145 * toplev.c (rest_of_compilation): Don't treat nested functions or
6146 functions containing them specially. Delete all code to deal with
6147 save_for_inline_copying.
6148 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6149 inline_obstacks): Delete variables.
6150 (save_tree_status): Lose arg CONTEXT. All callers changed.
6151 Simply allocate a new function_maybepermanent_obstack for the new
6152 function, delete all the special cases.
6153 Don't save inline_obstacks.
6154 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6155 Delete special handling for function_maybepermanent_obstack; simply
6157 Don't restore inline_obstacks.
6158 (permanent_allocation): Delete code that frees inline_obstacks.
6159 (print_inline_obstack_statistics): Delete function.
6160 (dump_tree_statistics): Don't call it.
6161 * varasm.c (struct varasm_status): New.
6162 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6163 last_pool, pool_offset, const_double_chain): Delete global
6164 variables, replace with accessor macros.
6165 (immed_double_const): Don't walk const_double_chain outside a
6166 function, but don't treat nested functions specially anymore.
6167 (immed_real_const_1): Likewise.
6168 (clear_const_double_mem): Don't treat nested functions specially.
6169 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6170 (save_varasm_status, restore_varasm_status): Delete functions.
6171 (init_varasm_status): New function.
6172 (force_const_mem): Don't treat nested functions specially.
6173 (find_pool_constant): Accept new arg F, search for constants in
6174 that function's pool rather than the current one. All callers
6176 (get_pool_constant_for_function, get_pool_mode_for_function): New
6179 * i386.c (init_386_machine_status): New function, mostly from
6180 clear_386_stack_locals.
6181 (struct machine_functions): Rename element names to avoid name
6183 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6184 macros, replacing global variables.
6185 (clear_386_stack_locals, save_386_machine_status,
6186 restore_386_machine_status): Delete functions.
6187 (override_options): Initialize init_machine_status.
6188 * i386.h (INIT_EXPANDERS): Delete macro.
6189 (save_386_machine_status, restore_386_machine_status,
6190 clear_386_stack_locals): Delete declarations.
6192 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6194 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6195 (doloop_begin): Simplify pattern and use emit_jump_insn.
6196 (doloop_end): Simplify pattern, switch operand order,
6197 and use emit_jump_insn.
6199 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6201 * function.h (struct function): Add new element LANGUAGE.
6202 (save_lang_status): Declare new variable.
6203 (restore_lang_status): Likewise.
6204 * function.c (save_lang_status): Define.
6205 (restore_lang_status): Likewise.
6206 (push_function_context_to): Call language-specific save function.
6207 (pop_function_context_from): Call language-specific restore function.
6209 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6211 * i386.md (movsf_1): Check REG_P before use of REGNO.
6212 (movdf_1): Likewise.
6213 (movxf_1): Likewise.
6214 (extendsfdf2): Likewise.
6215 (extendsfxf2): Likewise.
6216 (extenddfxf2): Likewise.
6218 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6220 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6221 constants into memory.
6222 (c4x_shiftable_constant): New function.
6223 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6224 (c4x_shiftable_constant): Declare.
6225 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6226 ashlqi3_noclobber): Add new patterns and associated splitters.
6228 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6230 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6231 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6232 * final.c (shorten_branches): Likewise.
6233 * global.c (global_alloc): Likewise.
6234 * haifa-sched.c (build_control_flow): Likewise.
6235 * stmt.c (check_for_full_enumeration_handling): Likewise.
6236 (estimate_case_costs): Likewise.
6238 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6240 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6242 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6244 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6245 (recompute_reg_usage): Likewise.
6246 * rtlanal.c (find_regno_fusage): Likewise.
6248 * rtl.c (rtl_check_failed_code1): New function.
6249 (rtl_check_failed_code2): New.
6250 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6251 (RTL_CHECKC1, RTL_CHECKC2): New.
6252 (XC*): New accessor macros.
6253 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6254 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6255 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6256 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6257 (TRAP_*, RANGE_INFO_*): Likewise.
6259 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6261 * Makefile.in (tlink.o): Don't depend on toplev.h.
6263 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6264 output_file, nm_file_name, ldd_file_name, strip_file_name,
6265 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6266 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6267 fork_execute, maybe_unlink, add_to_list,
6268 extract_init_priority, write_list, dump_list,
6269 dump_prefix_list, write_list_with_asm, write_c_file,
6270 write_c_file_stat, write_c_file_glob, scan_prog_file,
6271 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6272 ignore_library, extract_string, notice, dump_file, target_machine,
6273 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6274 read_file, print_load_command): Constify a char*.
6275 (fdopen, error, fatal, fatal_perror): Don't prototype.
6276 (my_strerror): Remove. All callers use xstrerror instead.
6277 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6278 (main): Add prototype. Constify lots of char* ptrs. Change calls
6279 to xcalloc/strcpy/strcat/... to one call to concat.
6280 (main, scan_prog_file, scan_libraries): Use an intermediate
6281 `const char **' to build an argv array.
6282 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6284 * collect2.h (collect_execute, collect_wait, dump_file,
6285 file_exists): Constify a char*.
6286 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6287 temporary_firstobj, vflag, debug): Add extern declarations.
6288 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6290 * tlink.c: Don't include toplev.h.
6291 (vflag, debug, ldout, c_file_name, temporary_obstack,
6292 permanent_obstack, temporary_firstobj): Don't declare.
6293 (tlink_execute, frob_extension, symbol_hash_lookup,
6294 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6295 recompile_files, read_repo_files, demangle_new_symbols,
6296 scan_linker_output): Constify a char*.
6297 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6298 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6300 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6302 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6303 (relative) rather than jsr (absolute) subroutine call insns.
6304 * config/m68k/m68k-coff.h: Ditto.
6306 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6308 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6309 now rework these too.
6310 (arm_reorg): If an insn can't reach the end of the current pool,
6311 ensure that we emit that pool before the insn.
6313 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6315 * tlink.c (scan_linker_output): Skip the initial underscore in
6316 a mangled name if appropriate.
6318 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6320 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6321 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6322 error_with_ivar, gen_declarator, create_builtin_decl,
6323 my_build_string, generate_descriptor_table, generate_ivars_list,
6324 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6325 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6326 dump_base_name, lang_decode_option, build_encode_expr,
6327 start_class, finish_class, encode_pointer, really_start_method,
6328 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6330 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6331 Add static prototypes.
6332 (build_objc_string_decl, build_selector_reference_decl,
6333 encode_bitfield, build_class_reference_decl): Remove unused
6334 parameter, all callers changed.
6335 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6336 (objc_printable_name): Likewise. Change second parameter to type int.
6337 (init_objc): Use memcpy, not bcopy, to avoid casts.
6339 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6341 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6342 reg notes on a deleted insn.
6343 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6345 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6347 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6349 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6351 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6354 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6356 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6357 * tm.texi (MD_ASM_CLOBBERS): Document it.
6359 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6361 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6362 * except.c (expand_rethrow): Remove unused variable.
6363 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6364 * flow.c (replace_insns): Likewise.
6365 (create_edge_list, verify_edge_list): Likewise.
6366 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6368 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6369 is special code to run.
6370 (main): Don't define operands to emit_operand.
6371 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6373 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6375 * alpha/alpha.h (normal_memory_operand): Declare.
6376 (reg_no_subreg_operand): Declare.
6377 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6379 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6381 * c-parse.in (compstmt_primary_start): New, broken out of first
6382 part of compstmt handling in primary.
6383 (primary): Use it. Add an error clause.
6384 (compstmt_nostart): Renamed from compstmt; remove all
6385 initial invocations of compstmt_start.
6388 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6390 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6393 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6395 * combine.c (simplify_shift_const): Remove extra semicolon.
6396 * dwarf2out.c (remove_AT): Likewise.
6397 * expmed.c (expand_mult): Likewise.
6398 * gcov.c (create_program_flow_graph): Likewise.
6399 * reorg.c (mostly_true_jump): Likewise.
6401 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6403 * fold-const.c (fold_range_test): Do not try to fold the range
6404 test if the rhs or lhs has side effects.
6406 * combine.c (simplify_rtx): Recognize another case of a synthesized
6409 * varasm.c (mark_constant_pool): When marking indirect references,
6410 only look at SYMBOL_REFs.
6412 * except.c (expand_fixup_region_end): Do not peek at
6413 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6415 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6417 * flags.h: New variables align_loops, align_loops_log,
6418 align_jumps, align_jumps_log, align_labels, align_labels_log,
6419 align_functions, align_functions_log.
6420 * toplev.c: Define them.
6421 (f_options): Handle -falign-* when they have no argument.
6422 (main): Add logic to set variables for -falign-functions,
6423 -falign-jumps, -falign-labels, -falign-loops.
6424 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6425 (display_help): Change help to match options.
6426 * final.c (LABEL_ALIGN): Default to align_labels_log.
6427 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6428 (LOOP_ALIGN): Default to align_loops_log.
6429 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6430 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6431 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6432 * varasm.c (assemble_start_function): Handle align_functions.
6434 * config/sparc/sparc.h: Don't declare sparc_align_*.
6435 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6436 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6438 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6440 * config/sparc/sparc.c: Delete sparc_align_loops,
6441 sparc_align_jumps, sparc_align_funcs and the corresponding string
6443 (sparc_override_options): Default align_functions on ultrasparc.
6444 Delete -malign-* handling.
6446 * config/mips/mips.c (override_options): On 64-bit targets,
6447 try to align code to 64-bit boundaries.
6448 (print_operand): New substitution, %~,
6449 which aligns labels to align_labels_log.
6450 * config/mips/mips.md (div_trap_normal): Use %~.
6451 (div_trap_mips16): Likewise.
6456 (ashldi3_internal): Likewise.
6457 (ashrdi3_internal): Likewise.
6458 (lshrdi3_internal): Likewise.
6459 (casesi_internal): Likewise.
6461 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6463 Merge new ia32 backend from the branch!
6465 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6466 See ChangeLog.P2 on new_ia32_branch for details.
6468 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6469 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6470 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6471 * i386/gas.h (ASM_FILE_START): Define.
6472 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6473 for name change of ix86_valid_decl_attribute_p.
6474 (i386_pe_valid_type_attribute_p): Similarly.
6476 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6478 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6479 to step through CC modes.
6481 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6483 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6484 it would end up in the shadow of a live flags regsiter.
6486 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6488 * reload1.c: Fix many indentation problems.
6489 * reload.c: Likewise.
6491 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6493 * alias.c (non_local_reference_p): Constify fmt.
6495 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6497 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6499 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6501 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6502 the internal_arg_pointer.
6504 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6506 Merge peephole2 from new_ia32_branch:
6507 * Makefile.in (STAGESTUFF): Add *.peephole2.
6508 (mostlyclean): Likewise.
6509 (recog.o): Depend on resource.h.
6511 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6512 (final_scan_insn): Likewise for the invocation of peephole.
6513 * genconfig.c (main): Look for peephole and peephole2 patterns.
6514 Emit HAVE_peephole* accordingly.
6515 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6516 * flags.h (flag_peephole2): Declare.
6517 * toplev.c: New pass peephole2. New flag -fpeephole2.
6519 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6520 * gencodes.c (main): Likewise.
6521 * genextract.c (main): Likewise.
6522 * genoutput.c (main): Likewise.
6523 * genemit.c (max_operand_1): Look for the max scratch operand.
6524 (gen_rtx_scratch): New.
6525 (gen_exp): Use it, and pass on new arg subroutine_type.
6526 (gen_expand): Take max scratch into account.
6527 (gen_split): Emit peephole2 functions.
6528 (output_peephole2_scratch): New.
6529 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6530 * genrecog.c (routine_type): Add PEEPHOLE2.
6532 (make_insn_sequence): Match outer parallel for peep2. Discard
6533 top level scratches and dups.
6534 (add_to_sequence): New args insn_type and top. Update all callers.
6535 Handle toplevel peep2 matching insns.
6536 (write_subroutine): Handle peep2.
6537 (write_tree_1): Likewise.
6538 (write_tree): Likewise.
6540 (change_state): New arg afterward. Update all callers.
6541 Handle matching separate insns.
6542 * recog.c (recog_next_insn): New.
6543 (peephole2_optimize): New.
6544 * rtl.def (DEFINE_PEEPHOLE2): New.
6545 * resource.c (find_free_register): New argument last_insn. Use it
6546 to find a register available through the entire span.
6547 * resource.h (find_free_register): Update prototype.
6549 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6551 * i386.c (output_strlen_unroll): Don't write xops[7]
6552 label if it wasn't set.
6554 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6556 * cpplib.c (struct directive): Const-ify name pointer and
6557 function pointer prototype.
6558 (validate_else, do_define, do_line, do_include, do_undef,
6559 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6560 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6561 do_warning): Const-ify second arg.
6562 (directive_table): Mark const. Reorder entries by frequency
6563 of usage, record statistics.
6565 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6567 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6568 bounds- check RTL accesses if --enable-checking.
6569 (RTVEC_ELT): Bounds check if --enable-checking.
6570 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6571 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6572 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6574 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6575 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6577 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6578 (NOTE_SOURCE_FILE): Use X0STR.
6579 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6580 MEM_ALIAS_SET): Use X0INT.
6581 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6582 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6584 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6585 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6586 (rtl_check_failed_bounds, rtl_check_failed_type1,
6587 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6589 (fancy_abort): Fix comment.
6591 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6592 (cse_insn): Decrement LABEL_NUSES for jump target before
6594 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6595 * final.c (alter_subreg): Compute regno before changing x to
6596 REG; set REGNO(x) after changing it.
6597 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6598 notes containing CONST_INTs.
6599 (delete_eh_regions): Use NOTE_EH_HANDLER.
6600 * function.c (put_reg_into_stack): Make reg a MEM before
6602 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6604 (gen_mem_addressof): Make reg a MEM before initializing it.
6605 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6607 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6608 deleting an insn, not after.
6609 (block_alloc): Only look at PATTERN(insn) if we have to, and
6610 only if it's format class 'i'.
6611 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6612 CONST_INT before using its INTVAL.
6613 * print-rtl.c (print_rtx): Use X0STR.
6614 * regmove.c (fixup_match_1): Don't look at PATTERN of
6615 non-class-'i' insn chain elements.
6616 * reload.c (loc_mentioned_in_p): Take address of
6617 in->fld[1].rtx directly.
6618 * reload1.c (reload): Change reg to a MEM before initializing
6620 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6622 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6624 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6626 * config/mips/mips.c (machine_dependent_reorg): Force a
6627 barrier to output the local constant pool if a barrier hasn't
6628 been found at a natural point in the instruction stream.
6630 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6632 * c-parse.in (language_string): Constify.
6634 * dwarf2out.c (language_string): Remove declaration.
6636 * dwarfout.c (language_string): Likewise.
6638 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6640 * tree.h (language_string, init_parse, finish_parse): Declare.
6642 * i386/sun386.h (language_string): Remove declaration.
6644 * mips.h (language_string): Likewise.
6646 * nextstep.h (language_string): Likewise.
6648 * nextstep21.h (language_string): Likewise.
6650 * rs6000.c (language_string): Likewise.
6652 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6654 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6655 (getpwd.o): Remove target.
6657 * getpwd.c: Delete file. Its in libiberty now.
6659 * dbxout.c (getpwd): Don't prototype.
6660 * dwarf2out.c (getpwd): Likewise
6661 * dwarfout.c (getpwd): Likewise
6662 * final.c (getpwd): Likewise.
6663 * protoize.c (getpwd): Likewise.
6665 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6667 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6669 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6671 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6674 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6676 * fixinc/Makefile.in (subdir): New.
6677 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6680 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6682 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6683 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6686 * invoke.texi: Fix typo.
6688 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6689 changed. Handle autoincrement addressing modes.
6691 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6692 just like we would the virtual incoming args register when
6695 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6697 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6698 path, in .file directive.
6700 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6702 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6705 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6707 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6710 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6712 * tree.c (tree_code_name): Constify a char*.
6714 * tree.h (tree_code_name, decl_printable_name): Likewise.
6716 * function.h (struct function): Likewise.
6718 * toplev.c (decl_name, decl_printable_name): Likewise.
6720 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6722 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6723 (init_objc): Remove function pointer cast.
6725 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6727 * pa.md (interspace_jump): New pattern.
6728 (builtin_longjmp): New expander.
6730 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6732 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6733 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6734 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6736 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6738 * jump.c (delete_prior_computation): Also check calls
6739 to constant functions. Don't bother checking for a
6740 REG_UNUSED note before adding it.
6741 (delete_computation): Handle multi-word hard registers
6742 when synthesizing missing REG_DEAD notes for a register
6743 which is both set and used by an insn.
6745 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6747 * loop.c (this_loop_info): New variable.
6748 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6749 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6751 (prescan_loop, strength_reduce): New argument loop_info. All callers
6753 (scan_loop): New variable loop_info, initialise to address of
6755 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6756 Delete variable loop_has_multiple_exit targets and replace with
6757 field in this_loop_info.
6758 (find_and_verify_loops): Rename this_loop to this_loop_num.
6759 (strength_reduce): Delete loop_iteration_info. Replace variable
6760 loop_info with function argument of same name.
6761 (insert_bct): Rework test for loop being completely unrolled.
6763 * loop.h (struct loop_info): New fields num, loops_enclosed,
6764 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6765 has_indirect_jump, and cont. Redefine use of unroll_number.
6766 (loop_unroll_number): Delete.
6768 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6770 (loop_iterations): Delete variable vtop and instead use
6771 loop_info->vtop computed in prescan_loop.
6773 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6775 * fix-header.c (main): Do not pass a null pointer to strcmp.
6777 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6779 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6781 * configure: Rebuilt.
6783 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6785 * jump.c (jump_optimize_1): Do not delete assignments to
6786 internal_arg_pointer.
6787 * cse.c (delete_trivially_dead_insns): Always consider a set of
6788 the internal_arg_pointer live.
6790 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6792 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6793 (update_life_info) [REG_WAS_0]: Search the original insns rather
6794 than the new insns for the note. Fix typos finding note_dest.
6795 If no dest found, discard the note rather than abort.
6796 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6797 (replace_insns): Remove the old insn list after update_life_info
6800 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6802 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6804 (sched_analyze_1): Let add_dependence care for not adding dups.
6805 (sched_analyze_2): Likewise.
6806 (add_branch_dependences): Likewise.
6808 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6810 * i386/winnt.c (export_list): New type.
6811 (exports_head): Rename to
6812 (export_head): this.
6813 (i386_pe_record_exported_symbol): Add is_data flag.
6814 (i386_pe_asm_file_end): Emit directive for exported variables.
6815 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6817 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6818 (ASM_DECLARE_OBJECT_NAME): Likewise.
6819 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6820 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6822 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6824 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6826 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6829 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6831 * config/openbsd.h: Define SET_ASM_OP.
6832 * tm.texi: cross-reference SET_ASM_OP in the index.
6834 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6836 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6837 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6838 and class_narrowest_mode at compile time. Kill init_rtl.
6839 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6840 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6841 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6843 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6845 * rtl.h: Declare rtx_length and rtx_format as const.
6846 * machmode.def: Define CC(). Use CC() to define CCmode. If
6847 EXTRA_CC_MODES is defined, expand it here.
6848 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6849 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6850 const. Kill all references to EXTRA_CC_MODES.
6852 * toplev.c: Don't prototype or call init_rtl.
6853 * optabs.c: Don't call init_mov_optab.
6854 * genemit.c: Don't generate init_mov_optab. Don't call
6856 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6858 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6859 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6860 genrecog.c: Don't call init_rtl.
6862 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6863 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6864 definition of EXTRA_CC_MODES.
6866 * md.texi: Kill ref to EXTRA_CC_NAMES.
6867 * tm.texi: Document new way to define EXTRA_CC_MODES.
6869 * genrecog.c: Do not look up the name of a define_split.
6872 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6874 * config/v850/v850.md: Fix typo introduced by previous delta.
6876 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6878 * gcc.c (fatal): Make definition static to match prototype.
6880 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6882 * combine.c (get_last_value): Don't look for earlier sets if the last
6883 known set is somewhere in between the insns being combined.
6885 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6887 * configure.in: Don't use shell ! to negate exit codes
6888 * configure: Regenerate
6890 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6892 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6893 the fact that ALIGN is measured in bits, not bytes.
6895 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6897 * errors.c: New file; defines functions error, warning, and
6898 fatal, variables have_error and progname.
6899 * errors.h: New file; prototypes and decls for stuff in errors.c.
6901 * Makefile: Add rules to build errors.o and
6902 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6903 genopinit, genrecog, genextract, genpeep, genattr, and
6904 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6905 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6906 genpeep.o, genattr.o, and genoutput.o.
6908 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6909 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6910 define or prototype fatal. Set progname at beginning of main.
6911 * genoutput.c: Likewise, and don't define or prototype error
6914 * c-typeck.c (c_expand_start_case): Return immediately if exp
6916 * fold-const.c (operand_equal_p): Return immediately if arg1
6917 or arg0 are ERROR_MARKs.
6918 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6919 fields of type ERROR_MARK when calculating if the record can
6922 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6923 with much help from Jeffrey A Law and Richard Henderson
6925 * i386.md: In the 6 insns which call output_fix_trunc,
6926 earlyclobber operands[0].
6928 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6930 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6931 creating new registers.
6933 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6935 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6936 i386_reg_alloc_order, i386_regparm_string,
6937 i386_align_loops_string, i386_align_jumps_string,
6938 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6939 and i386_branch_cost_string as type "const char *".
6940 * i386.c: Define all above strings as type "const char *".
6942 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6944 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6945 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6947 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6949 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6950 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6952 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6954 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6955 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6956 (dwarf2out_line, dwarf2out_finish): Likewise.
6957 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6959 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6961 * tree.c (lang_unsave_expr_now) : Correct return type.
6962 * tree.h (lang_unsave_expr_now) : Same.
6964 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6966 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6967 instead of duplicating code.
6969 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6971 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6973 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6975 * tree.h: fancy_abort always takes three args.
6976 * resource.c: Move include of system.h before toplev.h.
6978 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6980 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6983 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6985 * system.h: Don't redefine abort or trim_filename.
6986 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6987 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6988 whether or not __FUNCTION__ is available.
6989 * tree.h: Duplicate rtl.h's definition of abort, for files
6990 that don't include rtl.h. Delete all code to perform type
6991 checking with a compiler other than GCC.
6992 * varray.h: Delete all code to perform type checking with a
6993 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6994 its arguments exactly once, using a statement expression.
6995 Adjust the VARRAY_<type> accessor macros to match.
6996 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6997 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6998 caller's location. Define fatal_insn and fatal_insn_not_found
6999 as macros that use _fatal_insn and _fatal_insn_not_found.
7000 (fancy_abort, trim_filename): Kill prototypes.
7002 * rtl.c (trim_filename): Move here from toplev.c.
7003 (fancy_abort): New function.
7004 (DIR_SEPARATOR): Provide default definition.
7005 * tree.c (tree_check_failed, tree_class_check_failed): Go
7006 through fancy_abort.
7007 (tree_check, tree_class_check, cst_or_constructor_check,
7008 expr_check): Delete.
7009 * varray.c (varray_check_failed): New function.
7010 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7011 _fatal_insn and _fatal_insn_not_found. Go through
7013 (trim_filename, fancy_abort): Delete.
7015 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7016 * except.c (start_catch_handler): Report ICE with error/abort
7018 * final.c (output_operand_lossage): Likewise.
7019 * flow.c (verify_flow_info): Likewise.
7021 * gcc.c: Prototype fatal.
7022 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7023 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7024 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7025 Don't define fancy_abort.
7027 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7029 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7032 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7034 * m88k.h (VERSION_INFO2): Kill.
7035 (VERSION_STRING): Kill.
7037 (VERSION_INFO1): Tidy.
7038 (TARGET_VERSION): Update.
7039 * m88k/dgux.h (VERSION_INFO2): Kill.
7040 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7041 * m88k/luna.h (VERSION_INFO1): Tidy.
7042 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7043 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7044 (output_file_start): Adjust for death of VERSION_STRING.
7046 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7048 * cpplib.c (detect_if_not_defined): New function.
7049 (do_if): Use it to detect potential once-only headers.
7051 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7053 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7055 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7057 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7058 anywere in the function only if they are pseudos and set before
7059 being used (not live at the start of the function).
7060 (num_sign_bit_copies) : Same.
7061 (get_last_value_validate) : Same.
7062 (get_last_value) : Same.
7064 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7066 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7067 where N and M are constant and N is an integer multiple of M.
7069 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7071 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7072 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7073 sbitmap_union_of_preds): Add prototypes.
7074 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7075 the intersection of successors with the new flow graph structures.
7076 (sbitmap_intersection_of_preds): New function to compute the
7077 intersection of predecessors with the new flow graph structures.
7078 (sbitmap_union_of_succs): New function to compute the union of
7079 successors with the new flow graph structures.
7080 (sbitmap_union_of_preds): New function to compute the union of
7081 predecessors with the new flow graph structures.
7082 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7083 (expr_reaches_here_p): Use edge and basic_block structures instead
7084 of s_preds and s_succs.
7085 (compute_cprop_avinout): Use new sbitmap routines.
7086 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7087 of s_preds and s_succs.
7088 * flow.c (compute_flow_dominators): Compute dominators using
7089 edges and basic blocks instead of s_preds and s_succs.
7091 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7093 * lists.c (unused_insn_list, unused_expr_list): New file for
7094 maintaining various types of lists. New statics for maintaining a
7095 cache of available INSN_LIST and EXPR_LIST nodes.
7096 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7097 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7098 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7099 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7100 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7101 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7102 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7103 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7104 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7105 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7106 (remove_dependence, free_pending_lists): Use new global routines.
7107 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7108 (sched_analyze, compute_block_backward_dependences): Use new routines.
7109 (sched_analyze_1, sched_analyze_2): Use new routines.
7110 (schedule_insns): Use new global routines.
7111 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7113 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7114 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7116 * toplev.c (rest_of_compilation): Initialize node cache.
7117 * Makefile.in (OBJS): Add lists.o to list of object files.
7118 (lists.o): Add dependancies.
7120 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7122 * config/v850/v850.md: Fix compile time warning messages.
7123 * config/v850/v850.c: Fix compile time warning messages.
7124 * config/v850/v850.h: Fix compile time warning messages.
7126 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7128 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7129 Remove unused prototype for `init_lengths'.
7131 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7133 * calls.c (emit_call_1): Mark parameter `stack_size' with
7135 (expand_call): Initialize variable `insn'.
7136 (emit_library_call): Likewise for variable `high_to_save'.
7137 (emit_library_call_value): Likewise.
7138 (store_one_arg): Likewise for variables `lower_bound' and
7141 * combine.c (try_combine): Likewise for variables `i2_code_number'
7142 and `other_code_number'.
7143 (find_split_point): Likewise for variables `pos', `unsignedp' and
7145 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7146 (simplify_and_const_int): Remove unused variable `width'.
7147 (merge_outer_ops): Likewise.
7149 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7150 HOST_WIDE_INT' when comparing against one.
7151 (simplify_relational_operation): Likewise.
7152 (cse_insn): Initialize variables `src_eqv_volatile',
7153 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7155 * final.c (init_final): Constify parameter `filename'.
7156 (final_start_function): Mark parameter `optimize' with
7158 (profile_function): Likewise for parameters `first' and `optimize'.
7159 (output_source_line): Likewise for parameter `file'.
7161 * integrate.c (subst_constants): Cast a value to `size_t' when
7162 comparing against one.
7163 (mark_stores): Initialize variable `mode'. Cast a value to
7164 `size_t' when comparing against one.
7166 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7168 * loop.c (move_movables): Initialize variable `first'.
7169 (strength_reduce): Likewise for variable `increment'.
7170 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7171 value to `size_t' when comparing against one.
7172 (load_mems): Initialize variable `end_label'.
7174 * output.h (init_final): Constify parameter.
7176 * reload.c (decompose): Initialize variable `base'.
7178 * reload1.c (reload): Likewise for variable `is_scalar'.
7179 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7180 (choose_reload_regs): Initialize variable `mode'.
7181 (emit_reload_insns): Likewise for variable `store_insn'.
7182 (reload_cse_noop_set_p): Mark parameter `insn' with
7184 (reload_combine): Initialize variable `set'.
7186 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7187 (copy_loop_body): Cast a value to `size_t' when comparing against
7190 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7191 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7192 (remove_from_pending_weak_list): Mark parameter `name' with
7195 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7197 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7200 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7202 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7203 (ASM_DECLARE_FUNCTION_NAME): Define.
7204 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7205 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7206 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7207 not already defined.
7209 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7211 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7212 of n_popped when call/call_value are not defined.
7214 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7216 * tm.texi: GNU CC -> GCC conversion.
7217 (CC1_SPEC): Indicate it is used for all language front ends.
7219 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7221 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7222 NOTE_INSN_EH_REGION_END correctly.
7224 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7225 Jeff Law <law@cygnus.com>
7227 * loop.c (strength_reduce): Automatically unroll loops if the
7228 unrolled loop size is smaller than the rolled loop size.
7230 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7231 and delete comment that code should be rewritten.
7233 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7235 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7238 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7240 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7242 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7243 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7244 (LINK_SPEC): Add -u _main when building executables.
7245 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7246 (ASM_FILE_END): Use the default for ix86-pe.
7247 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7249 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7251 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7252 and ASM_CLOSE_PAREN are empty strings.
7254 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7255 Geoffrey Keating <geoffk@cygnus.com>
7257 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7258 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7259 (unprotoize.o): Ditto.
7260 (test-protoize-simple): Don't define STD_PROTO_DIR.
7261 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7262 changes to make 'test-protoize-simple' pass.
7263 (STD_PROTO_DIR): Remove define.
7264 (STANDARD_EXEC_PREFIX): Supply default define.
7265 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7266 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7267 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7268 (GET_ENV_PATH_LIST): New macro.
7269 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7270 (do_processing): Initialize default_syscalls_dir using new
7271 macros. Use it to initialize syscalls_absolute_filename.
7273 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7275 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7276 B into a register before emit_conditional_move.
7278 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7280 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7281 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7282 multiplicand out of (+ (* a b) (* c d)).
7284 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7285 Richard Henderson <rth@cygnus.com>
7287 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7288 (new_insn_dead_notes): Likewise.
7289 (update_n_sets): Likewise.
7290 (update_flow_info): Move to flow.c, renamed to update_life_info;
7291 extend to handle multiple source insns.
7292 * flow.c: Include resource.h
7293 (unlink_insn_chain): New.
7294 (split_hard_reg_notes): New.
7295 (maybe_add_dead_note): New.
7296 (maybe_add_dead_note_use): New.
7297 (find_insn_with_note): New.
7298 (new_insn_dead_notes): New.
7299 (update_n_sets): New.
7300 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7301 (maybe_remove_dead_notes): New.
7302 (update_life_info): New.
7303 (prepend_reg_notes): New.
7304 (replace_insns): New.
7305 * output.h (update_life_info): Declare.
7306 * recog.c (split_block_insns): Use update_life_info.
7307 * resource.c (find_free_register): Use reg_alloc_order, don't use
7308 fixed regs, make sure the mode is supported, don't use new regs.
7310 * rtl.h (replace_insns): Declare.
7312 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7314 * expr.c (expand_expr): Cope with COND_EXPRs with one
7315 non-returning branch.
7317 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7319 * expr.c (store_expr): Always pass down the target, even when not
7322 1999-08-24 Nick Clifton <nickc@cygnus.com>
7324 * configure.in: Define target_cpu_default for v850 targets.
7325 * configure: Regenerate
7327 * config/v850/v850.h (TARGET_CPU_generic): Define.
7328 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7329 addresses are 4 byte aligned.
7331 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7334 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7336 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7337 (main): Add prototypes.
7339 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7340 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7341 (write_attr_get): Emit prototypes along with function definition.
7342 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7343 (write_complex_function): Emit static prototype along with
7344 function definition.
7346 * genemit.c (gen_split): Emit prototypes along with function
7349 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7350 Likewise for predicates and `insn_operand_predicate'.
7351 (process_template): Emit static prototype along with function
7354 * genrecog.c (make_insn_sequence): Constify a char*. Add
7355 prototypes for get_split_*().
7356 (write_subroutine): Emit prototypes along with function
7359 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7361 * gcse.c (find_avail_set): Follow chains of register-register copies.
7362 Use oprs_not_set_p to guarantee that the returned value can be
7364 (cprop_insn): Don't verify the return value of find_avail_set with
7367 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7368 (cprop_cc0_jump): New function.
7369 (cprop_insn): Break out new function cprop_jump and use it.
7370 Also use cprop_cc0_jump for machines with CC0.
7371 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7373 * tree.h (current_function_calls_setjmp,
7374 current_function_calls_longjmp): Delete declarations.
7375 * dsp16xx.c: Include "function.h".
7376 * elxsi.c: Likewise.
7377 * gmicro.c: Likewise.
7378 * h8300.c: Likewise.
7381 * mn10200.c: Likewise.
7382 * mn10300.c: Likewise.
7383 * ns32k.c: Likewise.
7387 * rtl.h (rtx_equal_function_value_matters): Declare.
7388 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7390 * function.c: Likewise.
7391 * emit-rtl.c: Likewise.
7393 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7395 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7398 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7400 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7403 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7405 * cpp.texi: Add a node documenting macro varargs (copied
7408 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7410 * cppspec.c: Put a null pointer at the end of the new argv.
7412 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7414 * configure.in: Remove code to select/de-select the haifa
7415 scheduler. Every scheduled port gets haifa now.
7416 * configure: Rebuilt.
7417 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7419 * Makefile.in: Corresponding changes.
7421 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7423 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7424 All callers changed.
7425 (prepare_float_lib_cmp): Likewise.
7426 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7427 * expr.h (emit_float_lib_cmp): Delete declaration.
7428 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7429 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7430 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7432 (cmptf): Now conditional on TARGET_HARD_QUAD.
7434 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7436 * resource.c (mark_target_live_regs): Use
7437 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7439 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7441 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7443 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7445 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7447 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7449 * rtl.h (rtx_format): Constify a char*.
7451 * rtl.c (rtx_format): Likewise.
7452 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7453 (init_rtl): Use accessor macro, not `rtx_format'.
7455 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7458 * caller-save.c (mark_referenced_regs): Likewise.
7460 * combine.c (subst, make_compound_operation, known_cond,
7461 gen_rtx_combine, update_table_tick, get_last_value_validate,
7462 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7464 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7465 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7466 count_reg_usage): Likewise.
7468 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7471 * final.c (leaf_renumber_regs_insn): Likewise.
7473 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7474 dump_edge_info, count_reg_references): Likewise.
7476 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7477 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7480 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7481 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7482 add_label_notes): Likewise.
7484 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7485 clear_struct_flag, count_sub_rtxs, count_alternatives,
7486 compares_alternatives_p, contained_in_p, walk_attr_value,
7487 write_expr_attr_cache): Likewise.
7489 * genconfig.c (walk_insn_part): Likewise.
7491 * genemit.c (max_operand_1, gen_exp): Likewise.
7493 * genextract.c (walk_rtx): Likewise.
7495 * genflags.c (num_operands): Likewise.
7497 * genoutput.c (scan_operands): Likewise.
7499 * genpeep.c (match_rtx): Likewise.
7501 * genrecog.c (add_to_sequence): Likewise.
7503 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7506 * integrate.c (save_constants, copy_for_inline,
7507 copy_rtx_and_substitute, subst_constants, restore_constants):
7510 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7511 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7513 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7516 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7517 add_label_notes, replace_call_address, count_nonfixed_reads,
7518 invariant_p, find_single_use_in_loop, find_mem_givs,
7519 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7522 * print-rtl.c (reg_names, print_rtx): Likewise.
7524 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7526 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7527 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7528 print_blocks): Likewise.
7530 * regclass.c (fix_register, record_address_regs,
7531 reg_scan_mark_refs): Likewise.
7533 * regmove.c (stable_but_for_p): Likewise.
7535 * reload.c (loc_mentioned_in_p, operands_match_p,
7536 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7537 copy_replacements, refers_to_regno_for_reload_p,
7538 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7539 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7542 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7543 delete_address_reloads_1, count_occurrences,
7544 reload_cse_mem_conflict_p, reload_combine_note_use,
7545 add_auto_inc_notes): Likewise.
7547 * resource.c (mark_referenced_resources, mark_set_resources):
7550 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7551 reg_mentioned_p, regs_set_between_p, modified_between_p,
7552 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7553 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7554 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7555 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7557 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7559 * stupid.c (stupid_mark_refs): Likewise.
7561 * unroll.c (remap_split_bivs): Likewise.
7563 * varasm.c (mark_constants): Likewise.
7565 * a29k/a29k.c (uses_local_reg_p): Likewise.
7567 * alpha/alpha.c (summarize_insn): Likewise.
7569 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7570 eliminate_lr2ip): Likewise.
7572 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7574 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7575 reg_mentioned_in_mem): Likewise.
7577 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7578 symbolic_reference_mentioned_p): Likewise.
7580 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7582 * sh/sh.c (regs_used, mark_use): Likewise.
7584 * vax/vax.c (vax_rtx_cost): Likewise.
7586 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7588 * machmode.h (mode_name): Constify a char*.
7590 * rtl.c (mode_name): Likewise.
7592 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7594 * optabs.c (init_libfuncs): Constify a char*.
7596 * print-tree.c (mode_name): Remove redundant declaration.
7597 (print_node): Use accessor macro, not `mode_name'.
7599 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7601 (new_spill_reg): Constify a char*.
7603 * tree.c (mode_name): Remove redundant declaration.
7605 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7607 * rtl.c (rtx_name): Constify a char*.
7609 * rtl.h (rtx_name, fix_sched_param): Likewise.
7611 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7612 (mypr): Use accessor macro, not `rtx_name'.
7614 * genemit.c (print_code): Constify a char*.
7616 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7618 * genpeep.c (print_code): Constify a char*.
7620 * genrecog.c (print_code): Likewise.
7622 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7623 end_bb): Add static prototype.
7624 (draw_edge): Constify a char*.
7625 (end_bb): Remove unused parameter.
7627 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7628 print_block_visualization): Constify a char*.
7630 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7632 * c-common.c (c_get_alias_set): Update comment.
7634 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7636 * linux.h (LIB_SPEC): Added.
7638 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7640 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7642 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7644 * tree.c (expr_check): Fix typo in last change.
7646 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7648 * rtl.def (NOTE): Change format to "iuu0n".
7649 (ADDR_DIFF_VEC): Change format to "eEee0".
7650 (ADDRESSOF): Change format to "eit".
7652 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7653 (RTVEC_ELT): Change to match.
7654 (XVECEXP): Use XVEC and RTVEC_ELT.
7655 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7656 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7657 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7658 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7659 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7660 (INTVAL): Use XWINT.
7661 (ADDRESSOF_DECL): Use XTREE.
7662 (SET_ADDRESSOF_DECL): Delete.
7663 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7664 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7665 ifdefed out since 2.6 at least.
7666 (gen_rtvec_vv): Delete prototype.
7668 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7670 (copy_most_rtx): Handle 't' format letter.
7671 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7672 (gen_rtvec_vv): Delete function. All callers changed to use
7673 gen_rtvec_v instead.
7674 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7675 the '0' format letter.
7677 * function.c (gen_mem_addressof): Don't use
7678 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7680 * integrate.c (copy_rtx_and_substitute): Likewise.
7681 Copy 't' slots with XTREE.
7682 (subst_constants): Treat 't' slots like '[swi]' slots.
7683 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7684 * jump.c (rtx_equal_for_thread_p): Likewise.
7685 * rtlanal.c (rtx_equal_p): Likewise.
7686 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7687 only four arguments.
7688 * gengenrtl.c (type_from_format): Provide correct types for
7692 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7693 If a recent gcc is in use (always in stage2 and beyond), use
7694 statement expressions, so we don't make a function call unless
7695 the check fails. Evaluate arguments exactly once.
7696 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7697 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7699 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7700 they evaluate their arguments exactly once, irrespective of
7701 the compiler in use.
7703 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7704 is used by the currently-enabled check macros. This is:
7705 (tree_check_failed, tree_class_check_failed): For gcc.
7706 (tree_check, tree_class_check, cst_or_constructor_check,
7707 expr_check): For other compilers.
7709 * gencheck.c: Do not define any *_CHECK1 macros.
7711 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7712 Mark Mitchell <mark@codesourcery.com>
7714 * c-common.c (c_get_alias_set): Fix support for poitners and
7717 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7719 * alias.c: Include tree.h.
7720 (nonlocal_reference_p, mark_constant_function): New functions.
7721 * flow.c (life_analysis): Call mark_constant_function.
7722 * rtl.h (mark_constant_function): Declare it.
7724 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7726 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7727 unrecognisable switches.
7729 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7731 * loop.c (recombine_givs): Set ix field after sorting.
7732 (recombine_givs): Remove bogus index / giv lockstep looping.
7734 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7736 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7738 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7739 (do_cmp_and_jump): Formatting fixes.
7740 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7741 do_compare_rtx_and_jump instead of compare_from_rtx.
7742 (do_compare_rtx_and_jump): New function; mostly copied from
7744 (do_jump_for_compare): Delete.
7745 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7747 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7748 of compare/do_jump_for_compare pairs.
7749 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7750 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7751 compare_from_rtx/do_jump_for_compare pairs.
7752 (do_jump_by_parts_equality): Likewise.
7753 (do_jump_by_parts_equality_rtx): Likewise.
7754 * expr.h (do_compare_rtx_and_jump): Declare.
7755 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7756 that used to be in emit_cmp_insn.
7757 (cmp_available_p): New function.
7758 (prepare_operand): New function.
7759 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7760 to be in emit_cmp_insn.
7761 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7762 parameters to be pointers; don't emit final compare but modify some of
7763 the values pointed to by the args so the caller can perform the
7765 (expand_binop): Call emit_store_flag_force with signed forms of
7767 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7768 emit_jump_insn pair.
7769 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7770 emit_cmp_and_jump_insn_1. Call emit_queue.
7771 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7773 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7774 jump sets cc0 before deleting it.
7775 * integrate.c (expand_inline_function): Likewise.
7776 * unroll.c (unroll_loop): Similar changes in several places.
7777 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7780 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7782 * Makefile.in (insn-recog.o): Update dependencies.
7783 * genrecog.c (main): Make generated file include "function.h".
7785 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7787 * cse.c (cse_insn): Call never_reached_warning when a jump is
7788 changed to be unconditional.
7789 * flags.h: Declare warn_notreached.
7790 * flow.c (delete_block): Call never_reached_warning when
7792 * jump.c (delete_barrier_successors): Call never_reached_warning
7793 when we delete everything after a BARRIER.
7794 (never_reached_warning): New function.
7795 * rtl.h: Declare never_reached_warning.
7796 * toplev.c (warn_notreached): New variable.
7797 (lang_independent_options): Set warn_notreached
7798 when -Wunreachable-code.
7799 (compile_file): We need line numbers for -Wunreachable-code.
7801 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7803 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7804 * sched.c (insn_unit): Likewise.
7806 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7808 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7810 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7812 * flow.c (create_edge_list): Use xmalloc, not malloc.
7814 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7816 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7817 C-style comments. Do not lose the character before double slash.
7819 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7821 * basic-block.h (struct edge_list): Stucture to maintain a vector
7823 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7824 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7825 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7826 New function prototypes.
7827 * flow.c (create_edge_list): Function to create an edge list.
7828 (free_edge_list): Discards memory used by an edge list.
7829 (print_edge_list): Debug output showing an edge list.
7830 (verify_edge_list): Internal consistency check for an edge list.
7831 (find_edge_index): Function to find an edge index for a pred and succ.
7833 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7835 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7838 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7840 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7842 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7844 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7846 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7848 * toplev.c (rest_of_compilation): Allow machine dependent
7849 reorganisation pass to place information into the RTL dump
7850 file if it so wishes.
7852 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7854 * explow.c (hard_function_value): Use VOIDmode instead of
7856 * stmt.c (expand_return): Likewise.
7857 * stor-layout.c (get_best_mode): Likewise.
7859 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7860 emit call instead of emit_insn call.
7862 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7864 * configure.in: Handle --disable/enable-win32-registry.
7865 * install.texi: Document --disable/enable-win32-registry.
7866 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7867 (WIN32_REGISTRY_KEY): New macro.
7868 * prefix.c: Use to enable/disable win32-specific code.
7869 (lookup_key): Use versioned key.
7870 * configure: Regenerate.
7871 * config.in: Likewise.
7873 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7875 * cpplib.c (read_line_number): New fn, split out of...
7878 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7880 tree.c (lang_unsave_expr_now) : New.
7881 (unsave_expr_now): Call lang_unsave_expr_now.
7882 tree.h (lang_unsave_expr_now) : New.
7884 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7886 * toplev.c (flag_new_exceptions): On by default.
7888 1999-08-13 Michael Meissner <meissner@cygnus.com>
7890 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7892 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7894 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7895 INTEGER_TYPE with precision==1, it's __java_boolean.
7897 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7899 * global.c (prune_preferences): Move some invariants out of the
7902 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7904 * configure.in (alpha*-dec-osf*): Add osf5.
7906 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7908 * configure.in: Rework handling of ARM GNU/Linux slightly.
7909 (arm*-*-linux-gnuoldld): New target.
7910 * configure: Regenerate.
7911 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7912 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7913 * config/arm/linux-oldld.h: New file.
7914 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7915 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7917 * config/arm/linux-elf.h (ASM_SPEC): Define.
7918 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7919 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7920 for 26-bit APCS and old linker.
7921 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7923 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7924 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7925 don't define `arm' or `arm_elf'.
7926 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7927 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7929 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7931 * rtl.texi: Fix typo.
7933 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7935 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7937 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7939 * extend.texi (C++ Signatures): Remove node.
7940 * invoke.texi: Remove discussion of -fhandle-signatures,
7941 signature, sigof, __signature__, and __sigof__.
7943 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7945 * Makefile.in (JAVAGC): Removed.
7947 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7949 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7951 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7953 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7955 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7957 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7958 a register that is already known to be a pointer.
7960 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7962 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7963 * fixinc/inclhack.sh: Regenerated.
7964 * fixinc/fixincl.sh: Regenerated.
7966 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7968 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7969 Fix documentation of -ansi flag to describe its C++ behavior.
7970 Remove bogus reference to GCC 2.9.
7972 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7974 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7975 note if it is non-NULL.
7977 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7979 * except.h (eh_nesting_info): Add new structure defintion.
7980 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7981 (reachable_handlers, update_rethrow_references): Add function
7983 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7984 a rethrow symbol instead of an integer exception region number.
7985 * flow.c (Make_edges): Use new exception nesting routines to determine
7986 which handlers are reachable from a CALL or asynchronous insn.
7987 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7989 (delete_eh_regions): Update rethrow labels, and don't delete
7990 regions which are the target of a rethrow.
7991 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7992 avoid overloading the SYMBOL_REF_USED flag.
7993 (rethrow_symbol_map): Use new rethrow_ref field.
7994 (rethrow_used): Use new rethrow_ref field.
7995 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7996 of an integer. Fix formatting.
7997 (output_exception_table_entry): Use new rethrow_ref field.
7998 (can_throw): Check for EH_REGION_NOTE before deciding
7999 whether a CALL can throw or not.
8000 (scan_region): Call rethrow_used() instead of accessing data structure.
8001 (update_rethrow_references): New function to make sure only regions
8002 which are still targets of a rethrow are flagged as such.
8003 (process_nestinfo): New static function to initialize a handler
8004 list for a specific region.
8005 (init_eh_nesting_info): New function to allocate and initialize
8006 the list of all EH handlers reachable from all regions.
8007 (reachable_handlers): New function to retrieve the list of handlers
8008 reachable from a specific region and insn.
8009 (free_eh_nesting_info): New function to dispose of a list of
8012 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8014 * flow.c (split_edge): Set JUMP_LABEL field.
8015 (commit_one_edge_insertion): Set head correctly for insert_before.
8016 When inserting insns, update insn block numbers if allocated.
8018 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8020 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8021 retry_incomplete_types): Add static prototype.
8022 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8023 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8024 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8025 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8026 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8029 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8030 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8032 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8034 * output.h (assemble_name): Constify a char*.
8036 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8037 assemble_variable, assemble_name): Likewise.
8039 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8041 * arm/pe.c (arm_pe_unique_section): Likewise.
8043 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8045 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8047 * i386/interix.c (i386_pe_unique_section): Likewise.
8049 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8051 * i386/winnt.c (i386_pe_unique_section): Likewise.
8053 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8055 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8057 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8059 * pa/pa.c (output_call): Likewise.
8061 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8063 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8065 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8068 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8071 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8073 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8074 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8076 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8078 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8080 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8082 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8084 * tree.h (lang_identify): Constify a char*.
8085 (print_error_function): Add extern prototype. Constify a char*.
8087 * c-lang.c (lang_identify): Constify a char*.
8089 * objc/objc-act.c (lang_identify): Constify a char*.
8091 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8093 * genpeep.c (main): Make generated file include "function.h".
8094 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8096 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8098 * Makefile.in: Update dependencies.
8099 * alias.c: Include "function.h"
8100 * c-decl.c: Likewise.
8101 * caller-save.c: Likewise.
8102 * calls.c: Likewise.
8103 * combine.c: Likewise.
8105 * explow.c: Likewise.
8106 * final.c: Likewise.
8107 * global.c: Likewise.
8108 * graph.c: Likewise.
8109 * local-alloc.c: Likewise.
8111 * optabs.c: Likewise.
8112 * profile.c: Likewise.
8113 * recog.c: Likewise.
8114 * regclass.c: Likewise.
8115 * regmove.c: Likewise.
8116 * reload.c: Likewise.
8117 * reorg.c: Likewise.
8118 * resource.c: Likewise.
8119 * sched.c: Likewise.
8120 * stupid.c: Likewise.
8121 * config/1750a/1750a.c: Likewise.
8122 * config/a29k/a29k.c: Likewise.
8123 * config/arc/arc.c: Likewise.
8124 * config/arm/arm.c: Likewise.
8125 * config/arm/thumb.c: Likewise.
8126 * config/c4x/c4x.c: Likewise.
8127 * config/clipper/clipper.c: Likewise.
8128 * config/convex/convex.c: Likewise.
8129 * config/fx80/fx80.c: Likewise.
8130 * config/i860/i860.c: Likewise.
8131 * config/m68k/m68k.c: Likewise.
8132 * config/m88k/m88k.c: Likewise.
8133 * config/mips/mips.c: Likewise.
8134 * config/pdp11/pdp11.c: Likewise.
8135 * config/pyr/pyr.c: Likewise.
8136 * config/romp/romp.c: Likewise.
8137 * config/sh/sh.c: Likewise.
8138 * config/tahoe/tahoe.c: Likewise.
8139 * config/vax/vax.c: Likewise.
8140 * config/we32k/we32k.c: Likewise.
8141 * config/sparc/sparc.c: Include "function.h".
8142 (mem_min_alignment): Test current_function rather than
8143 regno_pointer_align.
8144 * config/pa/pa.c: Likewise.
8145 (compute_frame_size): Delete declaration of
8146 current_function_outgoing_args_size.
8147 * config/arc/arc.h (current_function_varargs): Delete declaration.
8148 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8150 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8152 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8153 current_function_uses_pic_offset_table.
8154 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8155 of current_function_returns_pointer.
8156 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8157 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8158 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8159 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8160 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8161 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8162 * config/m88k/m88k.c: Include "function.h"
8163 (call_used_regs, current_function_pretend_args_size,
8164 current_function_outgoing_args_size, frame_pointer_needed): Delete
8166 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8168 * config/mips/mips.h (current_function_calls_alloca): Delete
8170 * config/mn10200/mn10200.h (current_function_needs_context,
8171 rtx_equal_function_value_matters): Delete declarations.
8172 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8173 flag_pic): Delete declarations.
8174 * config/pa/pa.h (current_function_pretend_args_size,
8175 current_function_decl): Delete declarations.
8176 * config/pa/som.h (current_function_varargs): Delete declaration.
8177 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8179 * config/pyr/pyr.h (current_function_pretend_args_size,
8180 current_function_args_size, current_function_calls_alloca): Delete
8182 * config/sh/sh.h (current_function_varargs): Delete declaration.
8183 * config/sparc/sparc.h (current_function_outgoing_args_size,
8184 current_function_calls_alloca, current_function_decl): Delete
8186 * config/spur/spur.h (current_function_pretend_args_size,
8187 current_function_calls_alloca): Delete declarations.
8188 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8190 * config/vax/vms.h (current_function_name): Delete declaration.
8191 * gcse.c: Include "function.h".
8192 (current_function_name, current_function_calls_setjmp): Delete
8194 * haifa-sched.c: Include "function.h".
8195 (forced_labels): Delete declaration.
8197 * reg-stack.c: Likewise.
8198 * reload1.c: Likewise.
8199 * genemit.c (main): Make generated file include function.h.
8200 * genoutput.c (output_prologue): Likewise.
8202 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8203 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8204 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8205 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8206 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8207 macros for some of them.
8208 (emit_filename, emit_lineno): Delete declarations.
8209 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8210 regno_pointer_* variables through current_function.
8211 (gen_inline_header_rtx): Delete function.
8212 (save_emit_status): Delete function.
8213 (set_new_last_label_num): New function.
8214 (clear_emit_caches): New function.
8215 (restore_emit_status): Just clear last_labelnum and call
8217 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8218 through macro seq_stack.
8219 (add_insn_after): Likewise.
8220 (add_insn_before): Likewise.
8221 (remove_insn): Likewise.
8222 (pop_topmost_sequence): Likewise.
8223 (in_sequence_p): Likewise.
8224 (start_sequence_for_rtl_expr): Likewise.
8225 (start_sequence): Likewise, and likewise for
8226 sequence_rtl_expr/seq_rtl_expr.
8227 (push_topmost_sequence): Likewise.
8228 (end_sequence): Likewise.
8229 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8230 All callers changed. Store into that pointer instead of globals.
8231 (init_emit): Allocate emit elt of current_function.
8232 Changes for sequence_rtl_expr/sequence_stack renaming.
8233 Call clear_emit_caches instead of doing it in-line.
8234 Access regno_pointer_* variables through current_function.
8235 (init_emit_once) Don't clear sequence_stack.
8237 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8239 (arg_pointer_save_area): Delete declaration.
8240 (finish_expr_for_function): Renamed from init_queue; no longer static.
8241 (init_expr): Don't call init_queue.
8242 (save_expr_status, restore_expr_status): Delete functions.
8243 (expand_expr): Changes to reflect new layout of struct function.
8244 Don't access current_function_check_memory_usage when current_function
8246 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8247 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8248 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8249 current_function_uses_const_pool, function_call_count,
8250 current_function_uses_pic_offset_table, nonlocal_labels,
8251 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8252 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8253 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8255 (finish_expr_for_function): Declare.
8256 * flags.h (current_function_has_nonlocal_label,
8257 current_function_has_nonlocal_goto, current_function_is_thunk,
8258 current_function_has_computed_jump): Delete declarations.
8259 * flow.c (forced_labels): Delete declaration.
8260 * function.c (current_function_pops_args,
8261 current_function_returns_struct, current_function_returns_pcc_struct,
8262 current_function_needs_context, current_function_calls_setjmp,
8263 current_function_calls_longjmp, current_function_has_nonlocal_label,
8264 current_function_has_nonlocal_goto, current_function_is_thunk,
8265 current_function_has_computed_jump, current_function_calls_alloca,
8266 current_function_contains_functions, current_function_returns_pointer,
8267 current_function_epilogue_delay_list, current_function_args_size,
8268 current_function_pretend_args_size, current_function_arg_offset_rtx,
8269 current_function_outgoing_args_size, current_function_varargs,
8270 current_function_stdarg, current_function_args_info, cleanup_label,
8271 current_function_name, current_function_uses_const_pool,
8272 current_function_instrument_entry_exit, current_function_return_rtx,
8273 current_function_uses_pic_offset_table, nonlocal_labels,
8274 current_function_internal_arg_pointer, current_function_cannot_inline,
8275 current_function_check_memory_usage, function_call_count,
8276 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8277 nonlocal_goto_stack_level, return_label, save_expr_regs,
8278 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8279 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8280 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8281 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8282 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8284 (push_function_context_to): Don't save them. Don't call
8285 save_storage_status, save_emit_status or save_expr_status.
8286 (pop_function_context_from): Don't restore them. Don't call
8287 restore_storage_status or restore_expr_status.
8288 (get_func_frame_size): New function.
8289 (get_frame_size): Use it.
8290 (assign_outer_stack_local): Reflect some member name changes in struct
8292 (put_reg_into_stack): Likewise.
8293 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8295 (fixup_var_refs): Likewise.
8296 (fix_lexical_addr): Likewise.
8297 (trampoline_address): Likewise.
8298 (prepare_function_start): Clear field inlinable of current_function.
8299 (init_function_for_compilation): New function.
8300 (expand_dummy_function_end): New function.
8301 (expand_function_end): Call finish_expr_for_function.
8302 * function.h (struct emit_status): New; fields moved here from struct
8303 function and from global variables. Add accessor macros for some of
8305 (struct expr_status): Likewise.
8306 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8307 (struct function): Add fields expr and emit, inlinable, inl_emit,
8308 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8309 inl_max_label_num. Add many comments.
8310 Add accessor macros for all elts of struct function that no longer
8311 have a global variable.
8312 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8313 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8314 stack_slot_list): Delete declarations.
8315 (get_func_frame_size): Declare.
8316 (save_expr_status, restore_expr_status, save_emit_status,
8317 save_storage_status, restore_storage_status): Delete declarations.
8318 (init_virtual_regs): Declare.
8319 * output.h (current_function_pops_args,
8320 current_function_returns_struct, current_function_returns_pcc_struct,
8321 current_function_needs_context, current_function_calls_setjmp,
8322 current_function_calls_longjmp, current_function_calls_alloca,
8323 current_function_has_nonlocal_label, current_function_varargs,
8324 current_function_has_computed_jump, current_function_returns_pointer,
8325 current_function_contains_functions, current_function_args_size,
8326 current_function_pretend_args_size, current_function_stdarg,
8327 current_function_outgoing_args_size, current_function_args_info,
8328 current_function_name, current_function_return_rtx,
8329 current_function_epilogue_delay_list,
8330 current_function_uses_const_pool, current_function_cannot_inline):
8331 Delete declarations.
8332 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8333 regno_reg_rtx): Delete declaration.
8334 (REGNO_POINTER_FLAG): Delete macro.
8335 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8336 function were renamed.
8337 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8339 * toplev.c: Include "function.h".
8340 (current_function_decl): Delete declaration.
8341 (compile_file): Call init_dummy_function_start and
8342 expand_dummy_function_end around some initializations that need to
8344 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8345 Call init_function_for_compilation.
8346 * unroll.c: Include "function.h"
8347 (unroll_loop): Access regno_pointer_* variables through
8350 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8351 (DECL_SAVED_INSNS): use it.
8352 (expand_dummy_function_end): Declare.
8353 (init_function_for_compilation): Declare.
8354 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8355 that it's no longer an INLINE_HEADER.
8356 (expand_call): Likewise.
8357 * integrate.c (finish_inline): Delete function.
8358 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8359 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8360 args. Don't generate an INLINE_HEADER rtx, just return the arg
8361 vector. All callers changed.
8362 (save_for_inline_copying): Create a duplicate struct emit_status to
8363 hold the emit state for compiling the current function. Use this and
8364 the other new fields in struct function that are for integration
8365 instead of an INLINE_HEADER.
8366 Use memcpy instead of bcopy.
8367 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8368 (save_for_inline_nocopy): Similar changes, except no new emit_status
8370 (expand_inline_function): Get information from function structure,
8371 not from an inline header rtx.
8372 (output_inline_function): Lose code to extract the necessary
8373 information from an inline header; simply put back the function
8374 structure into current_function. Clear its inlinable elt.
8375 * rtl.def (INLINE_HEADER): Delete.
8376 * rtl.h: Delete all accessors for an INLINE_HEADER.
8377 (gen_inline_header_rtx): Delete declaration.
8378 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8379 Delete declarations.
8380 (REGNO_POINTER_ALIGN): Delete.
8381 (clear_emit_caches): Declare.
8382 (set_new_last_label_num): Declare.
8384 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8386 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8388 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8389 * stmt.c (is_eh_region): Make sure current_function is present, too.
8391 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8393 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8394 for 64bit PA targets.
8396 * pa.h (SELECT_SECTION): Define.
8397 * som.h (SELECT_SECTION): Delete.
8399 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8401 * alias.c (init_alias_analysis): Wrap call to
8402 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8404 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8406 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8407 <sys/asm.h> contains an asm comment with an apostrophe
8408 * fixinc/inclhack.sh: regen
8409 * fixinc/fixincl.x: regen
8411 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8413 * function.c (init_function_start): Clear prologue & epilogue.
8414 (prologue_epilogue_contains): New function.
8415 * alias.c (init_alias_analysis): Use it.
8416 * rtl.h (prologue_epilogue_contains): Declare it.
8418 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8420 * jump.c (onlyjump_p): New function.
8421 * rtl.h: Declare it.
8422 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8423 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8425 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8427 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8428 to invert loops. Simplify block scanning.
8430 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8432 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8433 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8435 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8437 * config/sparc/liteelf.h: New file to support sparclite-elf target
8438 * config/sparc/t-sp86x: New file to support sparc86x targets
8439 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8440 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8441 * configure.in: Support above target triplets
8442 * configure: Regenerated
8444 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8446 * fixinc/server.c (server_setup): Do not prefix function used as
8449 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8451 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8452 Remove fp reg alternatives.
8454 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8456 * Makefile.in (TAROUTOPTS): Kill.
8457 (install-headers-tar): Use "xpf" for tar headerfile extraction
8458 * i370/x-oe (TAROUTOPTS): Delete.
8459 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8460 * m68k/x-hp320 (TAROUTOPTS): Delete.
8461 * m68k/x-hp320g (TAROUTOPTS): Delete.
8462 * gcc.texi: Update bug reporting text.
8464 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8466 * reg-stack.c (change_stack) Fixed problem with negative array index.
8468 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8470 * extend.texi, install.texi: Fix spelling mistakes.
8472 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8473 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8474 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8476 * mips/t-ecoff: Likewise.
8477 * mips/t-elf: Likewise.
8478 * mips/t-mips: Likewise.
8479 * mips/t-osfrose: Likewise.
8480 * mips/t-r3900: Likewise.
8481 * mips/t-svr3: Likewise.
8482 * mips/t-svr4: Likewise.
8483 * mips/t-ultrix: Likewise.
8485 * gcc.texi: Document recommend means to provide software floating
8486 point libraries in libgcc.a
8488 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8490 * c-lex.c (yylex): We can have a number with no digits.
8492 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8494 * jump.c (delete_prior_computation): New function, broken
8495 out of delete_computation. Check for side effects with
8496 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8497 multi-word hard registers.
8498 (delete_computation): Use it. Check for side effects with
8499 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8500 missing REG_DEAD note for a register which is both set and
8503 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8505 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8506 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8507 (ASM_FILE_START): Import _mcount with the right type.
8508 (ASM_DECLARE_FUNCTION_NAME): Define.
8509 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8510 * pa.c (output_function_prologue): Always emit the function's label
8512 * pa.h (TEXT_SPACE_P): Define.
8513 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8514 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8515 * som.h (TEXT_SPACE_P): Delete.
8516 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8517 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8519 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8521 * expr.c (emit_group_load): Allow src to be a CONCAT.
8523 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8525 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8526 (___mulsi3): Use '!' comment character.
8528 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8530 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8532 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8534 * gcc.c: Update URLs and mail addresses.
8535 * gcc.texi: Likewise.
8537 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8539 * rs6000.c (current_file_function_operand): Return zero for
8541 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8543 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8546 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8548 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8549 allocate space in the stack frame for the PIC register.
8551 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8553 * m68k.md (xordi3, anddi3): These patterns are not available on
8556 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8558 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8559 (PUT_REAL): Likewise.
8561 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8563 * final.c (shorten_branches): Don't add an alignment for loops
8564 that have no label inside.
8566 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8568 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8569 prototypes in macro HAVE_cmpstrsi.
8571 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8573 * emit-rtl.c (operand_subword): Remove unused variable
8576 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8578 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8580 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8582 * cpphash.c (macroexpand): Delete leading whitespace when arg
8583 is concatenated before.
8584 (unsafe_chars): Correct test for whether + and - can extend a
8587 * cppinit.c (cpp_start_read): Do dependencies for
8588 -include/-imacros files also.
8590 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8591 tokenizing non-directive lines.
8592 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8593 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8596 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8598 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8600 * c-lex.c: Sync with C++ frontend.
8601 (linemode): New variable.
8602 (parse_float): imag, conversion_errno, and type are output only.
8603 (yylex): Adjust. Move initial '.' case into main switch.
8605 (handle_generic_pragma): Just deal with tokens.
8606 (readescape): Use ISXDIGIT and ISGRAPH.
8607 * c-parse.in: Add END_OF_LINE token.
8609 * c-lex.c (lang_init): Generalize.
8610 (nextchar): Remove. Replace uses with UNGETC.
8611 (skip_white_space): Handle linemode here. Optimize for cpplib.
8612 (skip_white_space_on_line): Remove.
8613 (extend_token_buffer_to): New fn.
8614 (extend_token_buffer): Use it.
8615 (read_line_number, check_newline): Just deal with tokens.
8616 (token_getch, token_put_back): New fns.
8617 (yylex): Use them. More cpplib optimizations. Simplify.
8619 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8620 Jason Merrill <jason@yorick.cygnus.com>
8622 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8623 (consume_string): Make this smart about USE_CPPLIB.
8624 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8625 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8626 Also, clean up cases where we redundantly set token_buffer[0].
8627 (read_line_number): New fn.
8628 (ignore_escape_flag): New variable.
8630 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8632 * a29k/t-a29kbare: Fix some comments.
8633 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8634 (FPBIT, DPBIT): Define.
8635 * a29k/t-vx29k: Likewise.
8636 * arc/t-arc: Likewise.
8637 * arm/t-arm-elf: Likewise.
8638 * arm/t-bare: Likewise.
8639 * arm/t-pe: Likewise.
8640 * arm/t-pe-thumb: Likewise.
8641 * arm/t-semi: Likewise.
8642 * arm/t-thumb: Likewise.
8643 * arm/t-thumb-elf: Likewise.
8644 * arm/t-thumb-linux: Likewise.
8645 * h8300/t-h8300: Likewise.
8646 * i960/t-i960: Likewise.
8647 * i960/t-vxworks960: Likewise.
8648 * m32r/t-m32r: Likewise.
8649 * mips/t-ecoff: Likewise.
8650 * mips/t-elf: Likewise.
8651 * mips/t-r3900: Likewise.
8652 * pa/t-pro: Likewise.
8653 * rs6000/t-aix43: Likewise.
8654 * rs6000/t-beos: Likewise.
8655 * rs6000/t-newas: Likewise.
8656 * rs6000/t-ppccomm: Likewise.
8657 * rs6000/t-rs6000: Likewise.
8658 * rs6000/t-winnt: Likewise.
8659 * rs6000/t-xnewas: Likewise.
8660 * rs6000/t-xrs6000: Likewise.
8661 * sh/t-sh: Likewise.
8662 * sparc/t-elf: Likewise.
8663 * sparc/t-sparcbare: Likewise.
8664 * sparc/t-sparclite: Likewise.
8665 * sparc/t-splet: Likewise.
8666 * v850/t-v850: Likewise.
8667 * mn10200/t-mn10200: Fix comments.
8668 * mn10300/t-mn10300: Likewise.
8670 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8671 dummy operand. Allocate a new pseudo for the dummy operand.
8672 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8674 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8676 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8678 * configure: Rebuilt.
8679 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8681 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8683 * recog.c (preproces_constraints): Zero recog_op_alt before
8684 processing the constraints.
8686 * arm.c (typedef minipool_node): Renamed from pool_node.
8687 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8688 (add_minipool_constant): New function.
8689 (dump_minipool): New function.
8690 (find_barrier): Remove special case for getting the insn size of
8691 an insn that references the constant pool.
8692 (minipool_fixup): New structure.
8693 (push_minipool_barrier): New function.
8694 (push_minipool_fix): New function.
8695 (note_invalid_constants): New function.
8696 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8697 (arm_reorg): Rewrite code to fix up the constant pool into a
8698 series of mini-pools embedded in the insn stream.
8699 (arm_output_epilogue): New function, made mainly from the body
8700 of output_func_epilogue.
8701 (output_func_epilogue): Move insn generation part of epilogue code
8702 to arm_output_epilogue.
8703 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8704 * arm.md (pool_range): New attribute.
8705 (zero_extendqidi2): Add attribute pool_range.
8706 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8707 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8708 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8709 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8710 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8711 (epilogue): New expand.
8712 (epilogue_insn): New insn. Call arm_output_epilogue.
8714 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8715 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8717 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8719 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8721 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8723 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8725 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8727 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8729 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8731 * global.c: Fix comment.
8733 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8735 * gcc.c (access_check): New static function.
8736 (find_a_file): Use it when searching a directory list.
8737 * collect2.c (find_a_file): Don't accept directories found when
8738 searching a directory list.
8740 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8742 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8743 function parameters with `&'.
8744 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8746 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8748 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8749 or tidy_fallthru_edge if the last insn in the block is not
8750 an unconditional jump or a simple conditional jump.
8752 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8754 * Makefile.in (c-decl.o): Depends on defaults.h.
8756 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8758 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8760 (CLASS_MAX_NREGS): Likewise.
8762 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8764 * cse.c (cse_insn): Fix dumb thinko in last change.
8766 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8768 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8771 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8773 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8774 test for sizes of passed and declared parameter types.
8776 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8778 * fixincludes: Fix the return type of bsearch, char* -> void*.
8780 * fixinc/inclhack.def: Likewise.
8782 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8784 * invoke.texi (-fdump-translation-unit): New option.
8786 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8788 * expr.h (PROMOTE_PROTOTYPES): Move ...
8789 * defaults.h: ... to here.
8790 * c-decl.c: Include defaults.h instead of expr.h.
8791 * c-typeck.c: Include defaults.h.
8793 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8795 * toplev.h (errorcount): Declare.
8796 (warningcount): Likewise.
8797 (sorrycount): Likewise.
8798 * c-lex.c (errorcount): Don't declare.
8799 * dwarf2out.c (errorcount): Don't declare.
8801 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8803 * config/libgloss.h: Add a note discouraging use with ELF.
8804 * configure.in: Don't use libgloss.h for ELF targets.
8805 Always use_collect2 on a.out targets.
8807 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8809 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8810 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8812 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8814 * loop.c (strength_reduce): When doing biv->giv conversion, update
8815 reg note of NEXT->insn.
8817 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8819 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8821 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8823 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8824 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8825 Ensure expr.h is included.
8826 * c-typecheck.c (convert_arguments): Ditto.
8828 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8830 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8831 * config/convex/convex.h: Ditto.
8832 * config/dsp16xx/dsp16xx.h: Ditto.
8833 * config/fx80/fx80.h: Ditto.
8834 * config/gmicro/gmicro.h: Ditto.
8835 * config/i370/i370.h: Ditto.
8836 * config/i386/i386.h: Ditto.
8837 * config/m32r/m32r.h: Ditto.
8838 * config/m68k/m68k.h: Ditto.
8839 * config/m88k/m88k.h: Ditto.
8840 * config/mips/mips.h: Ditto.
8841 * config/pa/pa.h: Ditto.
8842 * config/pyr/pyr.h: Ditto.
8843 * config/tahoe/tahoe.h: Ditto.
8844 * config/we32k/we32k.h: Ditto.
8846 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8849 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8851 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8854 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8856 1999-08-02 Richard Henderson <rth@cygnus.com>
8858 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8859 for the register spill block.
8861 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8862 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8864 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8865 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8866 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8868 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8870 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8871 MAX_WCHAR_TYPE defined in sparc.h.
8872 * config/sparc/linuxaout.h: Likewise.
8873 * config/sparc/linux64.h: Likewise.
8874 Also default to -mvis if CPU is UltraSPARC.
8876 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8878 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8879 (RTX_OK_FOR_OLO10): Likewise.
8880 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8881 %lo(), allow it in addresses...
8882 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8883 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8884 does not make sense.
8885 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8886 (sparc_output_scratch_registers): New function.
8887 (output_function_prologue, sparc_flat_output_function_prologue): Use
8889 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8891 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8892 * configure.in: Add check for .register pseudo-op support in as and
8893 check for offsetable %lo().
8894 * acconfig.h: Add templates for the above checks.
8895 * configure: Regenerate.
8897 1999-08-02 Richard Henderson <rth@cygnus.com>
8899 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8900 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8901 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8903 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8905 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8908 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8910 * config/float-sparc.h: New file.
8911 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8912 sparc-*-linux-gnu and sparc64-*-linux*.
8914 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8916 * rs6000.c (rs6000_va_list): Type is an array.
8917 (rs6000_va_start): Don't doubly adjust for varargs.
8918 (rs6000_va_arg): Evaluate long long GPR adjustment.
8920 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8922 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8923 -maix64 and -maix32.
8924 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8925 LINK_SPEC): Change appropriately.
8926 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8927 (u_short_cint_operand): Likewise.
8928 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8930 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8932 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8934 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8936 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8938 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8939 (non_add_cint_operand): Likewise.
8940 (logical_operand): Likewise.
8941 (non_logical_cint_operand): Likewise.
8942 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8943 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8944 (rs6000_select_rtx_section): Suppress warning.
8945 (small_data_operand): Suppress warning.
8946 (rs6000_got_register): Suppress warning.
8947 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8948 type, so `J' is generally the wrong constraint for a SImode value;
8950 (andsi3_internal2): Likewise.
8951 (andsi3_internal3): Likewise.
8952 (iorsi3_internal1): Likewise.
8953 (xorsi3_internal1): Likewise.
8955 (movsf_softfloat): Likewise.
8956 (scc insns): Likewise.
8957 (movsi+2): Preserve sign bits of SImode constant.
8958 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8959 (movdf+1): Sign-extend properly.
8960 (movdi_32+1): Sign-extend properly.
8961 (scc insns): Sign-extend properly.
8963 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8966 1999-08-02 Richard Henderson <rth@cygnus.com>
8968 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8970 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8971 * alpha.md (all fp insns): Likewise.
8973 1999-08-02 Nick Clifton <nickc@cygnus.com>
8975 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8978 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8980 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8981 pic_load_label generator directly.
8982 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8983 No longer a named pattern.
8985 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8987 * explow.c (force_reg): Call force_operand if X does not
8988 satisfy general_operand.
8990 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8992 * fix-header.c (main): When testing for CONTINUED, use string
8993 equality, not pointer equality.
8995 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8997 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8999 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9001 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9002 that has become an unconditional jump.
9004 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9005 (output_function_epilogue): Similarly.
9007 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9009 * tree.h (init_dummy_function_start): Declare.
9011 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9013 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9014 last_expr_type, last_expr_value, block_start_count, block_stack,
9015 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9016 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9017 dynamically in stmt elt of struct function for each function.
9018 (struct nesting): Rename function_call_count elt to n_function_calls,
9019 target_temp_slot_level to block_target_temp_slot_level. All users
9021 (struct stmt_status): New structure definition.
9022 Add many accessor macros for stmt_status elements which previously
9023 were global variables.
9024 (init_stmt_for_function): Allocate stmt elt for current_function.
9025 Reflect that block_start_count was renamed to
9026 current_block_start_count.
9027 (save_stmt_status, restore_stmt_status): Delete functions.
9028 (preserve_subexpressions_p): Don't access loop_stack when outside
9030 (expand_start_bindings): Reflect that block_start_count was renamed to
9031 current_block_start_count.
9032 (expand_fixup): Likewise.
9033 (expand_decl): Don't access block_stack when outside a function.
9034 (expand_decl_cleanup): Likewise.
9035 (expand_dcc_cleanup): Likewise.
9036 (expand_dhc_cleanup): Likewise.
9037 (expand_anon_union_decl): Likewise.
9038 (set_file_and_line_for_stmt): New function.
9039 (in_control_zone_p): New function.
9041 * function.h (struct function): Add new elt stmt.
9042 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9043 case_stack, nesting_stack, nesting_depth, block_start_count,
9044 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9045 emit_lineno, goto_fixup_chain.
9046 (save_eh_status, restore_eh_status, save_stmt_status,
9047 restore_stmt_status): Delete declarations.
9048 * function.c (push_function_context_to): Don't call save_stmt_status.
9049 (pop_function_context_to): Don't call restore_stmt_status.
9050 * tree.h (in_control_zone_p): Declare.
9051 * rtl.h (set_file_and_line_for_stmt): Declare.
9053 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9054 call set_file_and_line_for_stmt.
9056 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9058 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9059 Also update copyright.
9061 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9063 * c-pragma.c: Don't include "except.h".
9064 * emit-rtl.c: Likewise.
9065 * stor-layout.c: Likewise.
9067 * varasm.c: Likewise.
9069 * flow.c: Include "function.h".
9070 * tree.h (init_dummy_function_start): Declare new function.
9072 * except.h (struct eh_status): New structure.
9073 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9075 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9076 catch_clauses, false_label_stack, caught_return_label_stack,
9077 protect_list, current_function_ehc): Add accessor macros for the
9078 corresponding fields in current_function->eh; delete declarations
9079 for all items that used to be declared here.
9080 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9081 catch_clauses, false_label_stack, caught_return_label_stack,
9082 protect_list, current_function_ehc): Delete variables.
9083 (init_eh_for_function): Allocate current_function->eh.
9084 (save_eh_status, restore_eh_status): Delete functions.
9086 * function.h (struct function): Add fields next_global and eh.
9087 Delete all exception handling related fields.
9088 * function.c (current_function): New variable.
9089 (all_functions): New variable.
9090 (push_function_context_to): Don't allocate a struct function,
9091 use current_function instead. Call init_dummy_function_start when
9092 outside a function. Clear current_function before returning.
9093 (pop_function_context_from): Restore current_function.
9094 Don't free the restored struct function.
9095 (prepare_function_start): New function.
9096 (init_dummy_function_start): New function.
9097 (init_function_start): Break out some code into prepare_function_start
9100 * stmt.c (save_stmt_status): Don't call save_eh_status.
9101 (restore_stmt_status): Don't call restore_eh_status.
9103 * Makefile.in: Update dependencies.
9105 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9107 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9108 of depending on a magic constant value. Update comments.
9109 (hppa_expand_prologue): Similarly.
9111 * pa.md (reload_indi, reload_outdi): Allow any register for the
9112 original reload register.
9114 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9116 * cccp.c (print_help): Change marcos to macros.
9118 1999-07-30 Richard Henderson <rth@cygnus.com>
9120 * c-typeck.c (initializer_constant_valid_p): Move ...
9121 * c-common.c (initializer_constant_valid_p): ... here. Use
9122 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9124 * c-common.h (initializer_constant_valid_p): Declare.
9125 * c-tree.h (initializer_constant_valid_p): Remove.
9127 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9129 * config/i386/sol2-c1.asm: Align the stack.
9130 * config/i386/sol2-gc1.asm: Likewise.
9132 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9134 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9135 -Asparclite for sparc86x.
9136 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9138 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9140 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9142 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9143 the user if using the non-default arch size in BI_ARCH configuration.
9144 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9146 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9147 Fix patterns so that they actually match.
9148 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9149 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9150 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9152 (mulsidi3): Reflect this in the expand.
9153 (smulsi3_highpart): Only on TARGET_ARCH32.
9154 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9155 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9156 (umulsidi3): Reflect this in the expand.
9157 (umulsi3_highpart): Only on TARGET_ARCH32.
9158 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9159 don't require g0 to be zero.
9160 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9161 ({,u}divsi3): New expands.
9162 ({,u}divsi3_sp64): New patterns.
9163 (after lshrdi3_v8plus): Four new patterns to help combiner
9164 optimizing nested mixed mode shifts.
9166 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9167 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9168 speed things up. Don't use them by default on plain v9 in 64bit
9169 mode, according to what SPAMv9 sais.
9171 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9172 top 32 bits of %[og][0-7] in signal handlers.
9173 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9175 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9177 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9178 (ashlsi3): Corresponding changes.
9180 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9182 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9184 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9186 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9188 * arm.h (Hint): Delete macro.
9189 Substitute HOST_WIDE_INT for Hint in some prototypes.
9190 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9192 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9194 * builtins.c (expand_builtin_setjmp): Use force_operand to
9195 make sure that the buffer address is in a suitable form to be
9196 passed to force_reg.
9198 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9200 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9203 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9205 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9206 proper mode in the condition string.
9207 (icacheflush, dcacheflush): Remove modes from match_operands.
9209 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9210 proper mode before using it.
9212 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9215 * pa.c (store_reg): Do not call add_high_const generator directly.
9216 (load_reg, set_reg_plus_d): Likewise.
9217 * pa.md (add_high_const): No longer a named pattern.
9219 * pa.c (legitimize_address): Consistently use Pmode rather than
9220 SImode. Do not call gen_pic2_highpart directly anymore.
9221 * pa.md (pic2_highpart): No longer a named pattern.
9222 (pic2_lo_sum): Similarly. Reformat to make more readable.
9224 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9229 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9231 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9233 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9235 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9236 and tag the spill mems.
9237 (hppa_va_start): New.
9239 * pa.h (EXPAND_BUILTIN_VA_START): New.
9240 (EXPAND_BUILTIN_VA_ARG): New.
9242 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9244 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9245 and tag the spill mems.
9246 (mn10300_va_start): New.
9247 (mn10300_va_arg): New.
9248 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9249 (EXPAND_BUILTIN_VA_ARG): New.
9251 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9253 * mn10200.c (mn10200_va_arg): New.
9254 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9256 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9258 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9259 rather than play with TREE_INT_CST_LOW.
9261 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9263 * config/arm/telf.h: Include dbxelf.h.
9264 (CPP_PREDEFINES): Only define if not already defined.
9265 (ASM_IDENTIFY_GCC): Likewise.
9266 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9267 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9268 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9270 (DBX_DEBUGGING_INFO): Don't define.
9271 * config/arm/linux-telf.h: New file.
9272 * config/arm/linux-tgas.h: New file.
9273 * config/arm/t-thumb-linux: New file.
9274 * config/arm/uclinux-elf.h: New file.
9275 * config/arm/uclinux-telf.h: New file.
9276 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9277 thumb-*-uclinux): New targets.
9278 * configure: Regenerate.
9280 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9282 * pa.md (post_store, pre_load): New expanders.
9283 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9284 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9285 need to directly generate RTL for them.
9286 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9289 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9291 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9292 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9293 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9294 (secndary_reload_class): Make TARGET_ELF conditional compile.
9295 (print_operand_address): Similar.
9296 (output_toc): Print all values as hex.
9297 (get_issue_rate): Rearrange and add RS64A and PPC630.
9298 * rs6000.h (processor_type): Add RS64A and PPC630.
9299 (PROCESSOR_POWERPC64): New.
9300 (PROMOTE_MODE): Use word_mode.
9301 (RTX_COSTS): Add RS64A and PPC630.
9302 * rs6000.md (scheduling information): Add lmul and ldiv
9303 representing 64-bit integer multiply and divide. Add rs64a and
9305 (ashldi3): Add support for "rldic" instruction.
9306 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9308 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9310 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9311 instead of V8 for sparclite86x in cpu_table.
9313 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9315 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9316 output_file_directive.
9318 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9320 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9321 tree for op1, not the rtl.
9323 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9325 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9326 to m88k_va_start, leaving only the register spill.
9327 (m88k_build_va_list): New.
9328 (m88k_va_start): New.
9330 * m88k.h (BUILD_VA_LIST_TYPE): New.
9331 (EXPAND_BUILTIN_VA_START): New.
9332 (EXPAND_BUILTIN_VA_ARG): New.
9334 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9336 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9337 Rename from expand_builtin_saveregs.
9338 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9340 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9342 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9343 for the register spill block.
9344 (i960_build_va_list): New.
9345 (i960_va_start): New.
9347 * i960.h (BUILD_VA_LIST_TYPE): New.
9348 (EXPAND_BUILTIN_VA_START): New.
9349 (EXPAND_BUILTIN_VA_ARG): New.
9350 * i960.md (store_multiple): Use change_address on individul mems.
9352 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9354 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9356 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9357 (expand_builtin_va_end): Evaluate arg for side effects.
9358 * c-common.c (c_common_nodes_and_builtins): Construct a
9359 va_list_arg_type_node to handle array decomposition to pointer.
9361 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9363 * except.c (start_dynamic_cleanup): Use force_operand on the
9366 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9368 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9369 * c4x.c (c4x_va_arg): New.
9371 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9373 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9376 1999-07-26 Nathan Sidwell <nathan@acm.org>
9378 * eh-common.h (__eh_matcher): Prototype correctly.
9380 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9382 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9383 (TARGET_SINGLE_PIC_BASE): Likewise.
9384 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9386 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9387 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9388 (TARGET_OPTIONS): Add -mpic-register=N.
9389 (OUTPUT_INT_ADDR_CONST): New macro.
9390 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9391 LEGITIMATE_PIC_OPERAND_P): Likewise.
9392 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9393 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9394 output_addr_const directly.
9395 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9397 (thumb_pic_register, thumb_pic_register_string): Declare.
9399 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9401 (label_mentioned_p): New function: Imported from arm.c.
9402 (legitimize_pic_address): New function: Imported from arm.c.
9403 (is_pic):New function: Imported from arm.c.
9404 (thumb_finalize_pic):New function: Imported from arm.c.
9405 (add_constant): Cope with PIC constants.
9406 (fixit): Cope with PIC constants.
9407 (output_return): Do not treat the PIC register as live if
9408 TARGET_SINGLE_PIC_BASE is true.
9409 (thumb_function_prologue): Do not treat the PIC register as live if
9410 TARGET_SINGLE_PIC_BASE is true.
9411 (thumb_expand_prologue): Do not treat the PIC register as live if
9412 TARGET_SINGLE_PIC_BASE is true.
9413 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9414 TARGET_SINGLE_PIC_BASE is true.
9415 (thumb_print_operand): Accept '|'.
9416 (thumb_override_options): Process PIC options.
9418 * config/arm/thumb.md (movsi): Support PIC.
9419 (call_insn): Change "i" constraint to "X".
9420 (call_value_insn): Likewise.
9421 (consttable_4, consttable_8, consttable_end): Set and clear
9422 "making_const_table" as appropriate.
9423 (pic_load_addr, pic_add_dot_plus_four): New insns.
9425 * invoke.texi (Thumb Options): Fix spelling. Document new
9426 options -msingle-pic-base and -mpic-register=.
9428 1999-07-26 Andrew Haley <aph@cygnus.com>
9430 * config/m32r/initfini.c (__init): Use a full word immediate for
9431 __fini: this allows it to be placed in any memory region.
9433 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9434 -mmodel=medium. This is OK for all memory models.
9436 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9438 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9439 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9441 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9443 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9446 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9448 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9450 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9451 (BUILD_VA_LIST_TYPE): New.
9452 (EXPAND_BUILTIN_VA_START): New.
9453 (EXPAND_BUILTIN_VA_ARG): New.
9454 * i860.c (output_delayed_branch): Disable.
9455 (output_delay_insn): Likewise.
9456 (i860_saveregs): New.
9457 (i860_build_va_list): New.
9458 (i860_va_start): New.
9460 * i860.md: Disable all peepholes using output_delayed_branch.
9461 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9463 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9465 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9466 (BUILD_VA_LIST_TYPE): New.
9467 (EXPAND_BUILTIN_VA_START): New.
9468 (EXPAND_BUILTIN_VA_ARG): New.
9469 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9470 Return the address of the save area.
9471 (clipper_build_va_list): New.
9472 (clipper_va_start): New.
9473 (clipper_va_arg): New.
9475 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9477 * arc.h (EXPAND_BUILTIN_VA_START): New.
9478 (EXPAND_BUILTIN_VA_ARG): New.
9479 * arc.c (arc_setup_incoming_varargs): Set alias set of
9481 (arc_va_start): New.
9484 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9486 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9487 (BUILD_VA_LIST_TYPE): New.
9488 (EXPAND_BUILTIN_VA_START): New.
9489 (EXPAND_BUILTIN_VA_ARG): New.
9490 * alpha.c (alpha_builtin_saveregs): Delete.
9491 (alpha_build_va_list): New.
9492 (alpha_va_start): New.
9493 (alpha_va_arg): New.
9495 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9497 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9499 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9500 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9502 * gcc.texi: More changes related to list conversion.
9503 * invoke.texi: Likewise.
9505 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9507 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9508 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9509 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9510 (stabilize_va_list): New function.
9511 (std_expand_builtin_va_start): New function.
9512 (expand_builtin_va_start): New function.
9513 (get_varargs_alias_set): New function.
9514 (std_expand_builtin_va_arg): New function.
9515 (expand_builtin_va_arg): New function.
9516 (expand_builtin_va_end): New function.
9517 (expand_builtin_va_copy): New function.
9518 (expand_builtin): Call them.
9519 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9520 __builtin_{varargs_start,stdarg_start,end,copy}.
9521 (build_va_arg): New function.
9522 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9523 (build_va_arg): Declare.
9524 * c-decl.c (ptr_type_node, va_list_type_node): New.
9525 * c-parse.gperf (__builtin_va_arg): New.
9526 * c-parse.in (VA_ARG): New token.
9527 (unary_expr): Recognize it.
9528 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9529 * expr.h (std_expand_builtin_va_start): Declare.
9530 (std_expand_builtin_va_arg): Declare.
9531 (expand_builtin_va_arg): Declare.
9532 (get_varargs_alias_set): Declare.
9533 * tree.def (VA_ARG_EXPR): New.
9534 * tree.h (BUILT_IN_VARARGS_START): New.
9535 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9536 (ptr_type_node, va_list_type_node): Declare.
9537 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9538 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9539 * m88k.h, m88k.c: Likewise.
9540 * mn10300.h, mn10300.c: Likewise.
9541 * pa.h, pa.c: Likewise.
9542 * rs6000.h, rs6000.c: Likewise.
9543 * sh.h, sh.c: Likewise.
9544 * sparc.h, sparc.c: Likewise.
9546 * emit-rtl.c (operand_subword): Copy alias set.
9547 (change_address): Likewise.
9549 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9551 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9552 not just the first one.
9554 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9556 * config/arm/arm.h (TARGET_SWITCHES): Add
9557 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9558 (TARGET_OPTIONS): Add -mpic-register=.
9559 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9560 (arm_pic_register_string): Declare.
9561 (NEED_PLT_GOT): Delete, replace with ...
9562 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9563 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9564 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9565 * config/arm/arm.c (arm_override_options): Add new option
9567 (arm_pic_register_string): New variable.
9568 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9569 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9570 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9571 (output_return_instruction): Likewise.
9572 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9573 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9574 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9576 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9577 mention of -msched-prolog. Document new options -msingle-pic-base
9578 and -mpic-register=.
9580 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9582 * haifa-sched.c (reemit_notes): Tidy.
9583 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9586 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9588 * explow.c (trunc_int_for_mode): New function.
9589 (plus_constant_wide): Use it.
9590 * combine.c (simplify_and_const_int): Likewise.
9591 (merge_outer_ops): Likewise.
9592 (simplify_shift_const): Likewise.
9593 * cse.c (simplify_unary_operation): Likewise.
9594 (simplify_binary_operation): Likewise.
9595 * emit-rtl.c (operand_subword): Likewise.
9596 * rtl.h: Declare it.
9598 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9600 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9601 (use NUM_REGS instead of NUM_INTS).
9603 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9605 * builtins.c: New file.
9606 * expr.c (saveregs_value, apply_args_value): Delete definition,
9607 moved into builtins.c.
9608 (string_constant): No longer static.
9609 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9610 apply_args_size, apply_result_size, result_vector,
9611 expand_builtin_apply_args, expand_builtin_apply,
9612 expand_builtin_return): Delete functions, moved into builtins.c.
9613 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9614 * expr.h (saveregs_value, apply_args_value): Declare variables.
9615 (expand_builtin, string_constant): Declare functions.
9616 * Makefile.in: Update to build builtin.o.
9618 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9620 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9621 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9622 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9623 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9625 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9628 1999-07-21 Michael Meissner <meissner@cygnus.com>
9630 * print-rtl.c (print_rtx): Print the names of the virtual
9633 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9635 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9636 introduced in previous delta.
9638 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9640 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9641 to avoid name clash.
9643 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9645 * c-lex.c (yylex) : Correct the test for overflow when lexing
9648 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9650 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9651 (adjust_priority): Always call ADJUST_PRIORITY.
9652 (schedule_insn): Only put insns into the ready at cost 0.
9653 (schedule_block): Remove redundant initial sort. Give clock_var
9654 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9656 * tm.texi (MD_SCHED_REORDER): Update docs.
9658 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9659 * sparc.c (ultra_reorder_called_this_block): Delete.
9660 (ultrasparc_sched_init): Don't set it.
9661 (ultrasparc_sched_reorder): Don't check it.
9663 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9665 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9666 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9667 (function_arg_boundary): Align DFmode.
9668 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9669 to get fp reg and stack overflow correct.
9670 (function_arg): Likewise.
9671 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9672 (setup_incoming_varargs): Restructure for ABI_V4; use
9673 function_arg_advance to skip final named argument.
9674 (expand_builtin_saveregs): Properly unskip the last integer arg
9675 when doing varargs. Adjust overflow location calculation.
9677 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9678 explicitly unsigned.
9679 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9680 (__VA_GP_REGSAVE): Similarly.
9681 (__va_longlong_p): Delete.
9682 (__va_arg_type_violation): New declaration.
9683 (va_arg): Restructure. Flag promotion errors. Align double.
9684 TFmode passed by reference.
9686 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9687 in the HOST_BITS_PER_WIDE_INT > 32 case.
9689 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9691 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9693 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9695 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9696 * toplev.c (documented_lang_options): Add -fpreprocessed.
9697 * cpplib.h (struct cpp_buffer): Add preprocessed.
9698 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9699 (cpp_start_read): Don't expand macros or emit an initial #line
9700 directive if -fpreprocessed.
9702 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9704 * cpplib.h (struct cpp_buffer): Added manual_pop for
9705 better C++ tokenization.
9706 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9707 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9708 * c-common.c (cpp_token): Make non-static.
9710 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9712 * c-common.h: New file.
9713 * c-common.c (permanent_obstack): Delete unused declaration.
9714 (c_global_trees): New array.
9715 (c_common_nodes_and_builtins): New function; split off common code
9716 from init_decl_processing in both c-decl.c and cp/decl.c.
9717 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9718 c_global_trees and accessor macros defined in c-common.h.
9720 * c-decl.c: Delete definitions for tree nodes that were replaced by
9722 (init_decl_processing): Build void_list_node.
9723 Call c_common_nodes_and_builtins; delete code to generate the common
9725 * objc/objc-act.c (build_module_descriptor): Rename variable
9726 void_list_node to avoid clash with c-common.h.
9728 * Makefile.in: Update dependencies.
9729 * objc/Make-lang.in: Likewise.
9731 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9733 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9734 (UNIQUE_SECTION_P): Likewise.
9735 (UNIQUE_SECTION): Likewise.
9737 1999-07-19 Linas Vepstas <linas@linas.org>
9739 * config/i370/README: New file.
9740 * config/i370/linux.h: New file.
9741 * config/i370/mvs.h: New file.
9742 * config/i370/oe.h: New file.
9743 * config/i370/t-linux: New file.
9744 * config/i370/t-mvs: New file.
9745 * config/i370/t-oe: New file.
9746 * config/i370/x-oe: New file.
9747 * config/i370/xm-linux.h: New file.
9748 * config/i370/xm-mvs.h: New file.
9749 * config/i370/xm-oe.h: New file.
9751 * i370.c (label_node_t): Add first_ref_page, label_addr,
9752 label_first_ref, label_last_ref members.
9753 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9754 (MAX_MVS_LABEL_SIZE): Define.
9755 (MAX_LONG_LABEL_SIZE): Define.
9756 (alias_node_t, alias_anchor, alias_number): New.
9757 (mvs_function_table): Reorder for EBCDIC.
9758 (ascebc, ebcasc): Unconditionally define.
9759 (i370_branch_dest, i370_branch_length): New functions.
9760 (i370_short_branch, i370_label_scan): New functions.
9761 (mvs_get_label): Renamed from mvs_add_label. Search for
9762 an existing label before creating a new one.
9763 (mvs_add_label): New function.
9764 (mvs_get_label_page): New function.
9765 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9766 over the entire list.
9767 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9768 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9769 (mvs_add_alias, mvs_need_alias): New functions.
9770 (mvs_get_alias, mvs_check_alias): New functions.
9771 (handle_pragma): New function.
9772 (mvs_function_check): New function.
9773 (unsigned_jump_follows_p): Search harder.
9774 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9775 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9776 * i370.h (TARGET_VERSION): Delete.
9777 (CPP_SPEC, CPP_PREDEFINES): Delete.
9778 (mvs_label_emitted): Delete.
9779 (TARGET_EBCDIC): Delete.
9780 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9781 (HANDLE_PRAGMA): Define.
9782 (HARD_REGNO_NREGS): Handle complex modes.
9783 (HARD_REGNO_MODE_OK): Likewise.
9784 (CLASS_MAX_NREGS): Likewise.
9785 (RET_REG): Likewise.
9786 (EXTRA_CONSTRAINT): Define.
9787 (RETURN_IN_MEMORY): True for DImode.
9788 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9789 (FUNCTION_PROFILER): Delete.
9790 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9791 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9792 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9793 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9794 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9795 (ASM_FILE_START): Add "RMODE ANY".
9796 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9797 (ASM_GLOBALIZE_LABEL): Likewise.
9798 (ASM_OUTPUT_LABELREF): Likewise.
9799 (ASM_OUTPUT_COMMON): Likewise.
9800 (PRINT_OPERAND): Handle 'K', 'W', default.
9801 (PRINT_OPERAND_ADDRESS): New.
9802 (Lots of defines): Add support for TARGET_ELF_ABI.
9803 * i370.md (attr length): New. Define for all patterns.
9804 (*): Lots of tweeks to assembly output and constraints.
9806 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9808 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9809 Disable patterns performing SImode comparisons with SImode values
9810 if TARGET_POWERPC64 and instruction does not sign-extend or does
9811 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9812 differ for signed quantities.
9813 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9814 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9815 (decrement_and_branch_on_count): Add 64-bit variant.
9817 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9819 * final.c (output_asm_insn): When searching for the matching string
9820 for a given dialect, don't run past the end of the list of
9821 alternatives if there are fewer alternatives in the template than
9824 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9826 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9827 Removed paragraph about compression of files and size limitation,
9828 duplicated in the FAQ. Use gcc-patches for posting patches.
9829 * gcc.c (main): Updated URL with bug reporting instructions to
9830 gcc.gnu.org. Removed e-mail address.
9831 * system.h (abort): Likewise.
9833 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9835 * Makefile.in (stmp-multilib-sub): Make the files extracted
9836 from $(LIBGCC1) writable.
9838 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9840 * config/arm/aout.h: Reformat for improved readability.
9842 * config/arm/arm.h: Reformat for improved readability.
9843 Replace uses of fprintf with asm_fprintf where appropriate.
9844 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9845 function declaration assembler actions.
9846 (NUM_INTS): New macro: Convert from bytes to words.
9847 (NUM_REGS): New macro: Compute number of registers required to
9848 hold a quanitity of tyep MODE.
9849 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9851 (NUM_ARG_REGS): New macro: The number of argument registers
9853 (ARG_REGISTER): New macro: Compute the register number of the Nth
9855 (LAST_ARG_REGNUM): New macro: The number of the last argument
9857 (SP_REGNUM): New macro: Register number of the stack pointer.
9858 (FP_REGNUM): New macro: Register number of the frame pointer.
9859 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9860 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9861 CUMULATIVE_ARGS so that it counts registers not bytes.
9863 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9865 Replace uses of fprintf with asm_fprintf where appropriate.
9866 (output_ascii_pseudo_op): Replace with version from thumb.c
9868 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9870 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9872 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9873 (ASM_FILE_START): Emit ASM_APP_OFF.
9875 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9877 * pa.c (compute_frame_size): Round frame according to
9878 STACK_BOUNDARY rather than a hardwired value.
9880 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9882 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9884 * configure: Rebuilt.
9886 * configure.in (hppa*-*-linux*): New configuration.
9887 * configure: Rebuilt.
9888 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9889 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9890 * pa/pa-linux.h: New file.
9891 * pa/t-linux: New file.
9892 * pa/xm-linux.h: New file.
9894 * pa.c (hppa_legitimize_address): Change references from SImode to
9895 either Pmode or word_mode as appropriate.
9896 (emit_move_sequence, store_reg, load_reg): Likewise.
9897 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9898 (output_mul_insn): Likewise.
9899 * pa.h (PROMOTE_MODE): Likewise.
9900 (INITIALZE_TRAMPOLINE): Likewise.
9901 (Pmode): Define to word_mode.
9903 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9904 value of 4. Allocate 8 bytes for each FP register save.
9905 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9907 (hppa_expand_prologue): Likewise.
9908 * pa.h (PROMOTE_MODE): Likewise.
9909 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9910 (FUNCTION_ARG_BOUNDARY): Likewise.
9912 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9914 * pa.c (out_of_line_prologue_epilogue): Delete.
9915 (override_options): Remove -mspace related code.
9916 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9917 (compute_frame_size): Only allocate space for register that
9918 actually need to be saved.
9919 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9920 (TARGET_SWITCHES): Remove -mspace, -mno-space
9921 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9922 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9923 * pa/ee.asm, pa/ee_fp.asm: Delete.
9925 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9927 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9928 directive in column zero.
9930 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9932 * m68k.c (output_function_prologue): Fix computation of save mask
9933 when generating PIC code.
9935 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9937 * tree.c (build_type_attribute_variant): Move current_obstack restore
9938 after build_qualified_type call.
9940 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9942 * configure.in: Use t-iris6, even with GNU LD.
9943 * config/mips/iris6gld.h: Fix typo in linker spec.
9944 * config/mips/t-iris6gld: Remove.
9946 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9948 * rs6000.md (insv, extzv): Remove SImode dependence in named
9949 patterns. Explicitly generate DImode RTL if PowerPC64 and
9951 (insvdi): Reverse start and size in instruction template.
9953 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9955 * invoke.texi: Typo fixes.
9957 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9959 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9960 handle at this time instead of silently generating incorrect code.
9961 (gen_imagpart): Likewise.
9963 * reload.c (find_reloads): Emit a USE for a pseudo register without
9964 a hard register if we could not create an optional reload for the
9967 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9969 * c-typeck.c (output_init_element, process_init_element):
9970 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9971 check for nameless bit fields.
9973 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9975 * regclass.c (scan_one_insn): Notice subregs that change the
9976 size of their operand.
9977 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9979 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9981 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9982 * configure: Rebuilt.
9983 * alpha/t-ieee: New file.
9985 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9987 * rs6000.c (find_addr_reg): Do not select r0 as an address
9990 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9992 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9994 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9996 * rs6000.md (movsf): Do not force easy FP constants into memory.
9998 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9999 immed_double_const to ensure they are properly truncated then
10002 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10004 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10005 always unless NO_DEBUG is used. Compile this code
10007 (replace_symbols_in_block): Compile it unconditionally.
10009 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10011 * configure.in (i?86-*-elf*): New target.
10012 * configure: Rebuilt.
10013 * i386/i386elf.h, i386/t-i386elf: New files.
10015 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10017 * toplev.c (main): Don't complain about saying -gdwarf.
10018 (rest_of_compilation): Remove redundant code.
10020 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10022 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10024 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10026 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10027 "Li960R:", to avoid name clash.
10029 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10031 * loop.c (check_dbra_loop): When reversing a loop, delete all
10032 REG_EQUAL notes referencing the reversed biv except those which are
10033 for a giv based on it.
10035 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10037 * version.c: Drop "gcc-" prefix from version #.
10039 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10041 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10042 the label if we're being verbose.
10044 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10046 * m68k.c (output_function_prologue): Add pic register to mask
10047 if live and flag_pic.
10048 (output_function_epilogue): Likewise.
10050 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10052 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10053 directives in column zero.
10055 * pa/elf.h (ASM_FILE_START): Define.
10056 * pa/som.h (ASM_FILE_START): Include .level directives.
10057 * pa/hpux10.h (ASM_FILE_START): Delete.
10058 * pa/hpux11.h (ASM_FILE_START): Delete.
10060 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10062 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10064 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10065 when reload_out equals reload_in.
10067 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10069 * invoke.texi (Spec Files): New node: Describe the contents of
10072 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10074 * invoke.texi (DEC Alpha Options): Put @end table at
10075 beginning of line, to avoid confusing texi2html.
10077 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10079 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10080 introduced in previous delta.
10082 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10084 * reload1.c (gen_reload): When synthesizing a 3 operand add
10085 sequence, improve test for when to reload OP1 into the reload
10086 register instead of OP0.
10088 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10090 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10092 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10094 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10097 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10099 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10100 (va_dcl): Use __builtin_va_alist_t.
10102 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10104 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10105 on the permanent_obstack.
10106 * dwarfout.c (output_type): Likewise.
10108 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10110 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10111 Merged from c-typeck.c and cp/typeck.c.
10112 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10113 Merged into c-common.
10115 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10117 * c-lex.c (errorcount): Declare it.
10118 (finish_parse): Update errorcount when using CPPLIB.
10120 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10122 * fixinc/inclhack.def(end_else_label): Double the backslash so
10123 sed gets a chance to see it.
10124 * fixinc/inclhack.sh: regen
10125 * fixinc/fixincl.x: regen
10127 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10129 Add framework to support armv5 architecture when it becomes
10132 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10133 (arm_arch5): New variable.
10134 (all_architectures): Add armv5 line.
10135 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10136 -march=armv5 is specified on the command line.
10137 (arm_arch5): Export this variable.
10138 * invoke.texi: Document new string accepted by -march= switch for
10141 * config/arm/arm.h: Replace use of constant 12 as a register
10142 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10143 * config/arm/arm.c: Replace use of constant 12 as a register
10144 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10146 * config/arm/elf.h: Tidy up.
10147 * config/arm/coff.h: Tidy up.
10149 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10151 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10152 * gcc/config/mips/t-iris6gld: New file.
10153 * gcc/config/mips/iris6gld.h: Likewise.
10155 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10157 * c-decl.c (widest_integer_literal_type_node,
10158 widest_unsigned_literal_type) : New.
10159 (init_decl_processing): Handle/use the two new types.
10160 * c-common.c (type_for_size,type_for_mode) : Same.
10161 * c-lex.c (yylex) : Same.
10162 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10164 * c-tree.h (widest_integer_literal_type_node,
10165 widest_unsigned_literal_type) : New.
10167 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10169 * dwarfout.c (field_byte_offset): Correctly compute the object's
10170 byte offset for the first bit of a field which crosses an alignment
10171 boundary on a !BYTES_BIG_ENDIAN target.
10173 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10175 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10178 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10179 Jeff Law <law@cygnus.com>
10181 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10184 * except.c: Include intl.h.
10185 (expand_eh_return): Set current_function_cannot_inline.
10186 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10187 * function.h (struct function): Add eh_return_stub_label.
10188 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10189 * Makefile.in (except.o): Depend on intl.h.
10191 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10193 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10194 same as offsettable in cases 1 and 2.
10196 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10198 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10199 (extlh, extwh): Likewise.
10201 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10203 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10205 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10207 * configure.in: Add arm-pe and thumb-pe targets.
10208 * configure: Regenerate.
10210 * thumb.c (arm_naked_function_p): New function: Determines if
10211 a function is naked (has no gcc generated prologue/epilogue).
10212 (is_called_in_ARM_mode): Return true if the func has the
10213 interfacearm attribute.
10214 (output_return): Do not generate a return for naked functions.
10215 (thumb_function_prologue): Do not generate a prologue for
10217 (thumb_expand_prologue): Do not generate a prologue for naked
10219 (thumb_expand_epilogue): Do not generate an epilogue for naked
10221 (arm_valid_machine_decl_attribute): New function, copied from
10222 arm.c: Permit naked and interfacearm attributes.
10224 * config/arm/pe.c: New file: Support code for arm-pe target.
10225 * config/arm/pe.h: New file: Header file for arm-pe target.
10226 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10227 * config/arm/t-thumb-pe: New file: Makefile fragment for
10230 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10232 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10233 -fPIC or -fpic is specified.
10235 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10237 * expr.c (emit_block_move): Use copy_to_mode_reg for
10238 !TARGET_MEM_FUNCTIONS case too.
10240 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10242 * configure: Rebuilt.
10243 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10244 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10245 definitions made redundant by dbxelf.h inclusion. Delete
10246 lots of definitions related to assembly output that are
10247 specific to the SOM object format.
10248 * pa.c (output_function_prologue): Do not emit the function's
10250 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10251 * pa-pro.h: Deleted.
10252 * som.h: New file with SOM specific definitions.
10253 * elf.h: New file with ELF specific definitions.
10255 * elfos.h (const_section): Output a tab before assembler directives.
10256 (ctors_section, dtors_section): Likewise.
10257 (ASM_OUTPUT_SECTION_NAME): Likewise.
10259 * pa/pa1.h: Delete unused file.
10261 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10263 * configure.in (hppa*-hp-hpux11*): New configuration.
10264 * configure: Rebuilt.
10265 * pa/pa-hpux11.h: New file.
10266 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10269 * mips.md (leasi, leadi): New patterns.
10271 * expr.c (emit_block_move): Properly handle case where one of the
10272 block move arguments has a queued increment or decrement.
10273 (clear_storage): Similarly. Fix formatting goof.
10275 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10277 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10278 semicolon from the BSD VA_LIST replacement expression.
10280 * fixinc/inclhack.sh: regen
10281 * fixinc/fixincl.x: regen
10283 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10284 now use the fixincl program.
10286 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10288 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10289 case. Also make the PIC register call_used.
10291 * m68k.h (FINALIZE_PIC): Delete.
10292 * m68k.c (finalize_pic): Delete.
10294 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10296 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10299 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10301 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10303 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10305 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10307 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10309 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10311 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10313 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10315 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10317 * rs6000.c (output_toc): Always use hex values for floating-point
10318 constants. Store single-precision values in upper-half of TOC
10319 entry in 64-bit mode.
10320 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10321 to final constraints.
10322 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10323 (fctiwz): Improve accuracy of RTL for pattern.
10325 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10327 * expr.c (expand_expr): Allow RTL_EXPR's through the
10328 MAX_INTEGER_COMPUTATION_MODE checks.
10330 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10332 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10333 such that MASK_SUPPORT_ARCH is not negative.
10335 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10337 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10338 ADDR_DIFF_VEC insns that appear inside loops.
10340 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10341 Jeff Law <law@cygnus.com>
10343 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10344 Handle LO_SUM the same as offsettable in cases 1 and 2.
10345 * rs6000.c (find_addr_reg): Revert previous patch.
10347 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10349 * system.h (strstr): New external function declaration.
10350 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10351 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10352 * config.in, configure: Rebuilt.
10354 1999-06-24 Tom Tromey <tromey@cygnus.com>
10356 * gcc.c (main): Read user-specified specs files after computing
10357 additional startfile_prefixes.
10359 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10361 Revert these two patches:
10363 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10364 * loop.c (strength_reduce): When doing biv->giv conversion, update
10365 reg note of NEXT->insn.
10367 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10368 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10370 (recombine_givs): Set ix field after sorting.
10372 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10374 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10375 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10377 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10379 *fixinc/inclhack.def: Add fix development commentary
10380 (read_ret_type): reactivate and add selection clause
10381 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10382 *fixinc/{fixincl.x|inclhack.sh}: regen
10384 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10386 * expr.c (expand_expr): STRIP_NOPS before checking against
10387 MAX_INTEGER_COMPUTATION_MODE
10388 (check_max_integer_computation_mode): Likewise.
10390 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10392 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10394 1999-06-22 Jim Wilson <wilson@cygnus.com>
10396 * expr.c (store_expr): When target is a promoted subreg, return a
10397 promoted subreg as a result.
10399 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10401 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10403 (dwarf2out_define): Mark unused parameters appropriately.
10404 (gen_unspecified_parameters_die): Ditto.
10405 (gen_subprogram_die): Fix signed/unsigned warnings.
10406 (gen_variable_die): Ditto.
10408 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10410 * fixinc/inclhack.def(end_else_label): combined else_label
10411 and endif_label and fixed the sed expression.
10412 *fixinc/{fixincl.x|inclhack.sh}: regen
10414 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10416 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10417 'x' when handling non-offsettable addresses
10419 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10421 * final.c (shorten_branches): Don't try to split an insn that has
10424 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10426 * config/mips/mips.c (symbolic_expression_p): New function.
10427 (mips_select_rtx_section): Put symbolic expressions in the
10428 data section, not the read-only data section.
10430 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10432 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10434 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10436 * collect2.c (main): Log frame table count.
10437 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10438 (scan_prog_file) [COFF]: Handle frame tables.
10440 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10441 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10442 * alpha/elf.h: Undef them again.
10443 * alpha/vms.h: Remove their definitions.
10445 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10447 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10448 remove the clobber of r0 and change the REG_UNUSED note to
10451 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10453 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10454 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10455 fits in HOST_WIDE_INT and one uses union to access a long constant
10458 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10460 * sparc.c (sparc_override_options): Don't allow profiling for
10461 code models other than medlow.
10462 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10463 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10464 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10465 (sparc_block_profiler): Likewise.
10466 (sparc_function_block_profiler_exit): Likewise.
10467 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10468 (FUNCTION_BLOCK_PROFILER): Likewise.
10469 (BLOCK_PROFILER): Likewise.
10470 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10471 (MCOUNT_FUNCTION): New.
10472 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10473 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10474 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10475 (MCOUNT_FUNCTION): New.
10476 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10477 (BLOCK_PROFILER): Delete.
10478 (MCOUNT_FUNCTION): New.
10480 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10482 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10484 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10486 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10489 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10492 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10495 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10498 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10500 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10503 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10505 * i386/djgpp.h (LIB_SPEC): New.
10506 (STARTFILE_SPEC): New.
10508 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10510 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10512 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10515 * system.h (WSTOPSIG): New macro.
10517 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10519 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10521 (insert_pack_attributes): Take into account member natural
10524 * i386/winnt.c (exports_head): New static variable.
10525 (i386_pe_record_exported_symbol): New function.
10526 (i386_pe_asm_file_end): Use.
10527 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10528 symbols to be emitted at end of assembly.
10529 (ASM_DECLARE_OBJECT_NAME): Likewise.
10530 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10532 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10535 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10537 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10540 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10542 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10543 zapping reg_last_uses directly.
10544 (sched_analyze_2, sched_analyze_insn): Likewise.
10545 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10547 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10549 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10550 attributes for cases 1 and 2.
10552 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10554 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10557 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10559 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10561 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10563 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10564 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10565 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10566 must be stacked if it is used for PIC accesses.
10567 * arm.c (use_return_insn): Handle PIC register specially.
10568 (output_return_instruction): Likewise.
10569 (output_func_{prologue,epilogue}): Likewise.
10570 (output_expand_prologue): Likewise.
10572 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10573 (*strsi_predec): Renamed from *strqi_predec.
10574 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10575 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10577 * arm.c (arm_override_options): Remove warning about PIC code
10578 not being supported.
10580 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10582 * rs6000.c (find_addr_reg): New function.
10583 * rs6000.h (find_addr_reg): Declare.
10584 (offsettable_addr_operand): Delete.
10585 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10586 from and stores to GPRs.
10588 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10590 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10591 gen_sequence as argument to emit_no_conflict_block.
10593 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10595 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10596 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10597 *fixinc/fixincl.x: regen
10598 *fixinc/inclhack.sh: regen
10600 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10602 * added support for -mpcrel (PC relative addressing for m68k)
10603 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10604 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10605 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10606 (comments for general_src_operand): Add some explanation
10607 about EXTRA_CONSTRAINTS.
10608 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10609 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10610 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10611 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10612 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10613 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10614 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10615 if not already set.
10616 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10617 * m68k.h (TARGET_PCREL): New target flag.
10618 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10619 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10620 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10621 contains a SYMBOL_REF. Relax this constraint during reload, since
10622 we want to use the predicates, not reload's built-in concept of a
10623 valid memory address, to control what insns need reloading.
10624 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10625 operands (essentially 'g', 'm', and 's' under normal circumstances).
10626 * m68k.c (print_operand): Cause printing of pc-relative addresses
10627 to include pc register.
10628 (print_operand_address): Ditto.
10629 (general_src_operand): Accept operands that are not only
10630 general_operands, but are also valid when used as a pc-relative
10632 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10633 (memory_src_operand): Similar, for memory_operands.
10634 (pcrel_address): New predicate to accept the special case of a
10635 pc-relative address.
10636 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10637 QImode insns to accept *_src_operand instead of *_operand where
10638 pc-relative operands can fit. For example, a pc-relative operand
10639 can be used as a memory source operand for addsi3, but not as a
10640 memory destination.
10641 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10643 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10645 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10646 .thumb_set pseudo op to mark aliases of thumb functions.
10648 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10650 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10651 preference to ASM_OUTPUT_DEF, if it is defined.
10653 * tm.texi: Document new, optional target macro
10654 ASM_OUTPUT_DEF_FROM_DECLS.
10656 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10658 * fixincludes: ISCNTL patch
10659 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10660 (dgux_int_varargs): new for DG/UX
10661 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10663 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10665 * invoke.texi (ia32 options): Fix typo.
10667 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10669 * loop.c (strength_reduce): When doing biv->giv conversion, update
10670 reg note of NEXT->insn.
10672 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10674 * loop.c (move_movables): Note issues with replacing REGs with
10676 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10678 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10680 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10682 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10683 the reference to `mcount' was not correct for the ELF on FreeBSD.
10685 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10687 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10690 (recombine_givs): Set ix field after sorting.
10692 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10694 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10695 to safe to extract a subword out of a REG.
10697 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10699 * sh.md (mulsi3): Don't add a no-op move at the end.
10701 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10703 * cse.c (cse_insn): Don't put hard register source into tables for
10704 the last insn of a libcall.
10706 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10708 * loop.c (strength_reduce): Insert sets of derived givs at every
10709 biv increment, even if it's the only one.
10711 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10713 * dwarfout.c (add_incomplete_type): New fn.
10714 (output_type): Call it.
10715 (retry_incomplete_types): New fn.
10716 (dwarfout_finish): Call it.
10718 From Eric Raskin <ehr@listworks.com>:
10719 (output_type): Output types for bases.
10721 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10723 * mips.c (mips_output_conditional_branch): Add `break'
10724 between `default' label and `close braces'.
10726 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10728 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10729 specifications and make it realistic.
10730 (LIB_SPEC): Likewise.
10732 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10734 * config/mips/mips.c (mips_secondary_reload_class): Check for
10735 (PLUS (SP) (REG)) and return appropriate register class.
10736 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10737 Handle (PLUS (SP) (REG)).
10738 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10739 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10740 of emit_insn for tablejump.
10742 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10744 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10745 asm_fprintf format string by itself.
10746 (output_function_profiler): Likewise.
10748 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10750 * combine.c (simplify_logical, case AND): Only call
10751 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10752 or the constant is positive.
10754 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10756 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10757 * configure: Regenerate.
10759 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10761 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10762 require a sub-version #.
10763 * configure: Rebuilt.
10765 1999-06-14 Robert Lipe (robertlipe@usa.net)
10767 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10769 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10771 * c-typeck.c (process_init_element): Detect excess elements in
10772 char array initializer.
10774 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10776 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10778 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10780 * invoke.texi (Option Summary): Add -fpermissive flag.
10782 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10784 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10785 that require PIC code sequences.
10787 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10789 * configure.in: Add new target: thumb-elf.
10790 * configure: Regenerate.
10791 * config/arm/t-thumb-elf: New file: Makefile fragment for
10793 * config/arm/telf.h: New file: Header file for thumb-elf
10796 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10798 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10799 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10800 initializers is some circumstances.
10802 * fixinc/inclhack.def (endif_label): Add additional selector for
10803 more bogus stuff after #endif statements.
10804 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10806 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10808 * i386/cygwin.h (SET_ASM_OP): Define.
10810 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10812 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10814 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10816 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10819 * sh.md (ic_invalidate_line_i): Remove second alternative.
10821 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10823 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10824 test for the presence of valid prototypes. Delete bypass expr.
10825 (ioctl_fix_ctrl): Correct the selection expression.
10826 (no_double_slash): Correct quoting rules
10827 *fixinc/fixincl.x: regen
10828 *fixinc/inclhack.sh: regen
10830 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10832 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10834 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10836 * rs6000.md (movsi_got_internal_mem): Delete.
10837 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10838 (GOT_TOC_REGNUM): Delete.
10839 (PIC_OFFSET_TABLE_REGNUM): Define.
10840 (FINALIZE_PIC): Disable.
10841 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10842 (rs6000_replace_regno): Delete.
10843 (rs6000_finalize_pic): Likewise.
10844 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10846 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10848 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10849 is a note; use <= for the compare; advance P while it is
10852 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10854 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10855 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10857 * varasm.c (remove_from_pending_weak_list): Verify t->name
10858 is non-NULL before passing it to strcmp.
10860 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10862 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10863 the typed arguments are not part of a comment
10864 (ioctl_fix_ctrl): Added a purpose comment
10865 *fixinc/fixincl.x: regenerate
10866 *fixinc/inclhack.sh: regenerate
10868 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10870 * invoke.texi: Add C4x invocation docs.
10872 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10874 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10876 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10878 (c4x_legitimize_reload_address): New function.
10879 * config/c4x/c4x.md: Update docs.
10881 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10883 * fixincludes: Avoid removing '.'.
10884 * fixinc/fixinc.svr4: Likewise.
10885 * fixinc/fixinc.winnt: Likewise.
10886 * fixinc/inclhack.tpl: Likewise.
10887 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10889 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10891 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10893 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10895 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10897 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10900 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10902 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10903 * configure: Regenerate.
10905 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10907 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10910 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10912 * fixinc/inclhack.def (avoid_bool): Also catch
10913 "typedef [unsigned] int bool".
10914 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10916 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10917 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10918 * configure: Rebuilt.
10920 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10922 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10923 such that we can override its definitions if necessary.
10924 (CPP_SPEC): New define. Support processor specific predefines via
10926 (CC1_SPEC): New define. Support processor specific compiler
10927 options via %(cc1_cpu).
10928 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10931 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10933 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10934 between sed's -e flag, and the open-quote following it.
10935 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10937 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10938 Jeffrey A Law (law@cygnus.com)
10940 * varasm.c (assemble_start_function): Remove the function
10941 from the pending weak decls list when we define a function.
10942 (assemble_variable): Similarly for variables.
10943 (weak_finish): Ignore items on the list with a NULL name.
10944 (remove_from_ending_weak_list); New function to "remove" an item
10945 from the pending weak declarations list.
10947 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10949 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10951 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10953 * c-lex.c (GETC): Redefine to call getch.
10954 (UNGETC): Redefine to call put_back.
10955 (putback_buffer): New structure type.
10956 (putback): New static structure.
10957 (getch): New function.
10958 (put_back): New function.
10959 (yylex): Replace unused bytes from bad multibyte character.
10961 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10963 * cpplib.c (do_define): Cast `alloca' return value.
10964 (do_include, do_undef, do_pragma): Likewise.
10965 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10967 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10968 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10970 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10972 * sparc.md (abstf2): This should be an expand.
10973 (split after abstf2_notv9): Fix mode.
10974 (abstf2_hq_v9): New pattern.
10975 (abstf2_v9): Only use when no hard quad.
10976 (absdf2_v9): Fix if target is not the same as source.
10977 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10978 Add correct output constraints.
10980 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10982 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10983 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10985 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10987 * mips.h (mips_output_conditional_branch): New function.
10988 (mips_adjust_insn_length): Likewise.
10989 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10990 (ADJUST_INSN_LENGTH): Likewise.
10991 * mips.c (print_operand): Add `F' and `W' for floating-point
10992 comparison opcodes.
10993 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10995 (mips_adjust_insn_length): New function.
10996 (mips_output_conditional_branch): New function.
10997 * mips.md (length): Adjust attribute definition to handle
10998 conditional branches. Change lengths to bytes, rather than
10999 instructions throughout. Remove length attribute from
11000 instructions whose length is four bytes, and rely on the default
11002 (dslot): Fix typo in comment.
11003 Reword conditional branch patterns to use
11004 mips_output_conditional_branch.
11006 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11008 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11009 (LIB_SPEC): Likewise.
11010 Link with -lprof1_r for -g/-pg.
11012 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11014 * loop.c (check_dbra_loop): Fix change of Jan 19.
11016 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11018 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11019 (STARTFILE_SPEC): Define, override the svr4.h version.
11020 (ENDFILE_SPEC): Likewise.
11022 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11024 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11025 * fixinc/fixincl.x: Regenerated.
11026 * fixinc/inclhack.sh: Regenerated.
11028 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11030 * sh.c (barrier_align): Don't return early for normal branch/barrier
11031 when optimizing for SH2.
11033 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11035 * i386/udk.h (LINK_SPEC): Correct linker search path for
11038 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11040 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11041 (braf_label_ref_operand): Delete.
11042 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11043 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11044 label_ref, and has no predicate.
11045 The patten has a predicate to guard against invalid substitutions.
11046 (dummy_jump): Delete.
11047 (casesi): Update use of casesi_jump_2.
11049 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11051 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11052 *fixinc/fixincl.x: regenerate
11053 *fixinc/inclhack.sh: regenerate
11055 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11057 * dwarf2out.c (add_incomplete_type): New fn.
11058 (gen_struct_or_union_type_die): Call it.
11059 (retry_incomplete_types): New fn.
11060 (dwarf2out_finish): Call it.
11062 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11064 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11065 current block starts with a CODE_LABEL and ends with a CALL and
11066 we can not find all the argument setup instructions for the CALL.
11068 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11070 Revert this change:
11071 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11072 something is a candidate for optimize_bit_field_compare.
11074 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11076 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11078 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11080 * alpha.c (override_options): Thinko in last patch.
11082 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11083 (LIB_SPEC): Recognize -pthread.
11085 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11087 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11088 definition in config/arm/coff.h
11089 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11091 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11093 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11094 fixes that need "file=xxx\n" prepended before invocation
11095 (start_fixer - new): starting the fixer process is complex enough
11096 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11097 (process): uses the new routine; omit usage of putenv()
11098 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11099 * fixinc/fixincl.x: regenerate
11101 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11103 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11104 and version #s (1.1 -> 2.96) as needed.
11105 * README.g77: Kill way out of date file in the toplevel directory.
11107 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11109 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11110 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11111 * configure: Rebuilt.
11112 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11113 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11114 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11115 (SWITCH_TAKES_ARG): Likewise.
11116 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11117 * config/t-freebsd: Moved from config/i386/ so it can used for all
11120 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11122 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11124 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11126 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11127 * configure: Rebuilt.
11129 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11131 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11132 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11133 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11134 (rs6000_output_load_toc_table): Same.
11135 (output_prolog, output_mi_thunk): Same.
11136 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11137 (ASM_GLOBALIZE_LABEL): Use putc.
11139 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11141 * alpha.md (reload_*_help): New patterns and splitters.
11142 (reload_*): Use them.
11143 (mov[qh]i): Likewise.
11145 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11147 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11150 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11152 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11154 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11156 * flow.c (mark_regs_live_at_end, insn_dead_p,
11157 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11158 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11159 hasn't run or the frame pointer is needed.
11160 * haifa-sched.c (attach_deaths): Likewise.
11161 * sched.c (attach_deaths): Likewise.
11163 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11165 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11166 calculate_can_reach_end returns nonzero.
11168 * configure.in (native gas tests): Search for an assembler in the
11169 same manner that the installed compiler will.
11170 * configure: Rebuilt.
11171 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11173 * alias.c (find_base_term): Improve handling of addresses
11174 constructed from binary operations.
11176 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11178 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11180 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11182 * function.h (cleanup_label, frame_offset): Declare.
11183 (tail_recursion_label, tail_recursion_reentry): Likewise.
11184 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11185 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11186 (tail_recursion_label, tail_recursion_reentry): Likewise.
11187 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11189 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11191 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11193 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11194 (MAX_OFILE_ALIGNMENT): Define.
11196 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11198 * fixincl.c: Replace local include scheme with #includes of
11199 gansidecl.h and system.h.
11200 * procopen.c: Likewise.
11201 * server.c: Likewise.
11203 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11205 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11206 (crti.o): Add build rule and dependencies.
11207 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11209 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11211 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11212 (LIB_LINUX_SPEC): Likewise.
11213 (LIB_LINUX_SPEC): Add support for -pthread
11214 (CPP_OS_LINUX_SPEC): Likewise.
11215 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11218 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11220 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11222 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11223 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11224 for IEEE math and CC_FCOMI.
11225 (put_jump_code): No IEEE if CC_FCOMI is set.
11227 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11229 * fold-const.c (fold_truthop): Make the field reference unsigned
11230 when converting a single bit compare.
11232 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11234 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11236 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11238 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11239 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11242 * reload.c (push_reload): Do not call remove_address_replacements
11243 when presented with identical optional reloads.
11245 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11247 * alpha.h (MASK_FIX, TARGET_FIX): New.
11248 (MASK_*): Reorganize constants.
11249 (CPP_AM_FIX_SPEC): New.
11250 (TARGET_SWITCHES): Add FIX.
11251 (EXTRA_SPECS): Likewise.
11252 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11253 (SECONDARY_MEMORY_NEEDED): Likewise.
11254 (REGISTER_MOVE_COST): Likewise.
11255 * alpha.c (override_options): Add FIX support. Always use
11256 ALPHA_TP_PROG for ev6.
11257 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11258 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11259 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11261 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11263 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11264 something is a candidate for optimize_bit_field_compare.
11266 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11268 * gcc.texi (Passes): Document branch-shortening.
11269 * invoke.texi (Debugging Options): Document the fact that `-dp'
11270 outputs length information for instructions.
11272 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11274 * flow.c: Revert previous delta.
11276 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11278 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11279 FRAME_POINTER_REGNUM.
11280 (mark_set_1): Ditto.
11281 (mark_used_regs): Ditto.
11283 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11285 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11286 (GOT_PCREL): New macro. Define to 1 if not already defined.
11287 * arm/elf.h (GOT_PCREL): Define to 0.
11288 * arm.c (arm_finalize_pic): Take into account the setting of
11291 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11293 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11294 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11296 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11297 store elimination candidates.
11299 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11301 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11304 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11306 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11307 Add use of x-aix41-gld.
11309 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11311 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11312 (ASM_OUTPUT_DESTRUCTOR): Define.
11314 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11316 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11317 last CODE_LABEL in a loop if we have previously passed a jump
11318 to the top of the loop.
11320 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11322 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11323 applying Philip's patch.
11325 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11327 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11330 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11332 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11334 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11336 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11337 Also remove a useless comment.
11339 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11341 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11343 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11345 * collect2.c (main): Only generate import or export file and add
11346 to link arguments if non-empty. Use xmalloc not alloca.
11347 (write_{export,import}_file): Delete.
11348 (write_aix_file): New function.
11349 (locatelib): Use xmalloc not malloc.
11350 (GCC_OK_SYMBOL): Do not check type if aix64.
11352 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11354 Based on patch by Scott Bambrough and Pat Beirne:
11355 * config/arm/arm.c (making_const_table): New variable.
11356 * config/arm/arm.h (making_const_table): Declare.
11357 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11359 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11360 Keep track of when we are building the constant table.
11362 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11364 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11367 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11369 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11372 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11374 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11377 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11379 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11381 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11383 * rs6000.c (output_mi_thunk): Enable full support again.
11385 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11387 * sh.h (BRANCH_COST): Define.
11389 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11391 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11393 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11395 * function.c (assign_stack_local): Align stack slot propertly.
11396 (assign_outer_stack_local): Likewise.
11398 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11400 * expr.h (lang_expand_constant): Declare.
11401 * toplev.c (lang_expand_constant): Define it.
11402 * varasm.c (output_constant): Use it.
11404 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11406 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11407 Change function definitions to K&R style.
11409 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11411 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11413 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11415 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11416 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11417 (several places): omit static initialization
11418 (process): use single fd, since only the read fd is used
11419 * fixinc/gnu-regex.c: define 'const' away, if not supported
11420 * fixinc/procopen.c(several places): omit static initialization
11421 * fixinc/server.c: define 'volitile' away, if not supported
11423 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11425 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11426 asm_fprintf and %L to generate the label name.
11427 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11428 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11430 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11432 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11433 insn for a conditional jump can not be found.
11435 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11437 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11438 on variables in specific sections other than .sbss and .sdata.
11440 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11442 * stmt.c (expand_return): Call start_cleanup_deferral and
11443 end_cleanup_deferral around conditional code.
11445 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11447 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11448 filename lists. Utilizes new "krstr" AutoGen function.
11449 * fixinc/fixincl.x: Rebuilt.
11451 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11453 * i386.c (output_float_compare): Avoid GNU-C extensions.
11455 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11457 * version.c: Bump to distinguish mainline tree from the
11460 See ChangeLog.1 for earlier changes.
11463 add-log-time-format: current-time-string