1 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
4 (EXECUTE_IF_CONFLICT): Likewise.
5 (ALLOCNO_LIVE_P): Avoid signed division.
6 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
7 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
8 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
10 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
12 * haifa-sched.c (schedule_block): Don't crash if there's no
13 next insn for an interblock movement.
14 (add_branch_dependences): Don't allow clobber insns to move either.
16 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
18 * i386.c (split_xf): New.
19 * i386-protos.h: Declare it.
20 * i386.md (movxf_1): Add general regs alternatives.
21 (movxf_1+1): New splitter for same.
23 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
25 * function.c (purge_addressof_1): Add missing return values.
27 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
29 * function.c (is_addressof): New function. Returns true if
30 the given piece of RTL is an ADDRESSOF.
31 (purge_addressof_1): Make boolean. Return false if the
32 ADDRESSOFs could not be purged.
33 (purge_addressof): If ADDRESSOFs could not be purged from the
34 notes attached to an insn, remove the offending note(s),
35 unless they are attached to a libcall.
37 1999-11-05 Andreas Jaeger <aj@suse.de>
39 * genoutput.c (null_operand =): Initialize all fields.
41 * errors.h: Add extern to prototypes.
43 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
45 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
48 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
50 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
51 (mirror_conflicts): New function.
52 (global_alloc): Call it.
53 (expand_preferences): Remove redundant CONFLICTP test.
54 (find_reg, dump_conflicts): Likewise.
55 (prune_preferences): Process conflicts one word at a time.
57 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
59 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
60 instead of an explicit loop.
62 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
64 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
65 if REG_RETVAL check succeeds, then put classp in src_elt.
67 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
69 * function.c (pad_to_arg_alignment): Only update argument_pad
70 if the argument's alignment is greater than STACK_BOUNDARY.
72 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
74 * bitmap.h (BITMAP_XFREE): New.
75 * flow.c (life_analysis): Use it.
76 (life_analysis_1): Free blocks.
78 * combine.c (undo_commit): New.
79 (try_combine): Use it. Don't zap undobuf.undos.
80 (combine_instructions): Don't zap undobuf.undos; free the
83 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
85 * stmt.c (cost_table_): New.
86 (estimate_case_costs): Use it instead of xmalloc.
88 * toplev.c (compile_file): Reuse dumpname memory instead
91 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
93 * reg-stack.c (convert_regs_1): Initialize target_stack->top
94 after verifying an EH edge.
96 * haifa-sched.c (init_rgn_data_dependences): Correctly
97 size bb_pending_lists_length when zeroing.
99 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
101 * function.c (diddle_return_value): New.
102 (expand_function_end): Use it.
103 * stmt.c (expand_null_return): Likewise.
104 (expand_value_return): Likewise.
106 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
108 * reload1.c (reload): Don't remove return value clobbers.
110 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
112 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
114 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
116 * cse.c (cse_main): Use xmalloc, not alloca.
117 (cse_basic_block): Likewise.
118 * local-alloc.c (local_alloc): Likewise.
120 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
121 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
123 * rtl.c: Include toplev.h.
124 (fatal): Remove declaration.
126 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
128 * haifa-sched.c (schedule_block): Fix thinko.
130 1999-11-03 James McKelvey <mckelvey@fafnir.com>
132 * fixinc/fixincl.c(create_file): Allow for systems that do not have
135 1999-11-03 Philippe De Muyter <phdm@macqel.be>
137 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
138 call `malloc' instead.
140 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
142 * flags.h (flag_renumber_insns): Declare.
143 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
145 * rtl.h (renumber_insns): Change prototype.
146 * toplev.c (flag_renumber_insns): Define.
147 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
149 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
151 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
152 and fpsqrtd. Use them and create fdiv function unit to more
153 accurately represent fpu sqrt pipeline semantics on UltraSparc.
154 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
156 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
158 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
160 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
161 insn into ready list, do not use just a raw swap.
163 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
165 * rtl.h (renumber_insns): New function.
166 (remove_unnecessary_notes): Likewise.
167 * emit-rtl.c (renumber_insns): Define.
168 (remove_unncessary_notes): Likewise.
169 * toplev.c (rest_of_compilation): Remove dead code.
170 Use renumber_insns and remove_unncessary_notes.
172 * gcse.c (struct null_pointer_info): New type.
173 (get_bitmap_width): New function.
174 (current_block): Remove.
175 (nonnull_local): Likewise.
176 (nonnull_killed): Likewise.
177 (invalidate_nonnull_info): Take a null_pointer_info as input.
178 (delete_null_pointer_checks_1): New function.
179 (delete_null_pointer_checks): Use it.
181 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
182 (split_edges): Likewise.
183 (schedule_block): Likewise.
184 (compute_block_backward_dependencies): Likewise.
185 (schedule_region): Likewise.
186 (schedule_insns): Likewise.
188 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
190 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
191 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
192 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
193 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
194 * jump.c (delete_unreferenced_labels): Don't delete if
195 LABEL_ALTERNATE_NAME is set.
196 * print-rtl.c (print_rtx): Dump alternate name.
197 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
198 * rtl.h (LABEL_ALTERNATE_NAME): Define.
199 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
200 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
202 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
204 * fix-header.c (recognized_extern, recognized_function): Constify
207 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
208 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
209 (compute_available): Remove unused variable `last'.
210 (compute_nearerout): Remove unused variable `temp_bitmap'.
211 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
212 Remove unused variable `x'.
214 * scan.h (recognized_function, recognized_extern): Constify a
217 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
219 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
221 * varasm.c (decode_rtx_const): Use XSTR to access the string
224 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
226 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
228 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
230 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
232 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
234 * pa.c (ireg_operand): New function.
235 * pa.h (PREDICATE_CODES): Handle ireg_operand.
236 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
237 Fix out of date comment.
239 * pa.md (negdi2): Turn into expander + anonymous pattern.
241 * reload.c (find_reloads): Fix typos in recent change.
243 * dwarf2out.c: Do not include ctype.h.
245 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
247 * regclass.c (record_reg_classes): Always use may_move_cost when
248 seeing how operand fits with various register classes.
250 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
252 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
253 * toplev.c: Revert Nov 1 13:22 change.
255 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
257 * config/pa/pa.md (height reduction patterns): Add checks for
258 overlapping operands to avoid semantic-destroying splits for
259 height reduction patterns.
261 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
263 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
264 have been an hyphen, fixed.
265 * configure: Rebuilt.
267 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
269 * config/arm/tpe.h: Add prototypes for exported functions.
270 * config/arm/pe.c: Fix compile time warnings.
271 * config/arm/semi.h: Fix compile time warnings.
272 * config/arm/arm.c: Fix compile time warnings.
273 * config/arm/arm.h: Fix compile time warnings.
274 * config/arm/arm.md: Fix compile time warnings.
275 * config/arm/thumb.c: Fix compile time warnings.
276 * config/arm/thumb.h: Fix compile time warnings.
277 * config/arm/thumb.md: Fix compile time warnings.
279 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
281 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
284 * unroll.c (unroll_loop): Remove LOOP notes when loop is
287 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
289 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
291 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
293 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
294 * rtl.h (rtx_equal_p): Move prototype.
295 * rtl.c (rtx_equal_function_value_matters): Move from
297 (rtx_equal_p): Likewise.
298 * rtlanal.c (rtx_equal_function_value_matters): Delete.
299 (rtx_equal_p): Likewise.
301 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
303 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
306 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
308 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
310 * pa.h (ADDR_VEC_ALIGN): Define.
312 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
313 notes when presented with "if (foo) break; end_of_loop" and
314 the break sequence gets moved out of the loop.
316 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
317 Remove explicit zero initializations of entries within MAP.
319 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
321 * reg-stack.c (convert_regs_1): Handle EH edges specially.
323 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
325 * bitmap.h (BITMAP_XMALLOC): New macro.
326 * flow.c (CLEAN_ALLOCA): Remove.
327 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
328 (life_analysis): Likewise.
329 (update_life_info): Don't use CLEAN_ALLOCA.
330 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
331 (calculate_global_regs_live): Likewise.
332 (print_rtl_with_bb): Likewise.
333 (verify_flow_info): Likewise.
334 * global.c (global_alloc): Likewise.
335 (global_conflicts): Likewise.
336 * integrate.c (save_for_inline_nocopy): Likewise.
337 (expand_inline_function): Likewise.
338 * jump.c (jump_optimize_1): Likewise.
339 (duplicate_loop_exit_test): Likewise.
340 (thread_jumps): Likewise.
341 * loop.c (loop_optimize): Likewise.
342 (combine_givs): Likewise.
343 (recombine_givs): Likewise.
344 * reorg.c (dbr_schedule): Likewise.
345 * unroll.c (unroll_loop): Likewise.
347 * combine.c (combine_instructions): Use xmalloc instead of alloca.
349 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
351 * toplev.c (rest_of_compilation): Don't optimize the CFG
352 when rebuilding, just before dbr.
354 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
356 * output.h (assemble_end_function, assemble_destructor,
357 assemble_constructor, assemble_gc_entry, assemble_global,
358 assemble_label, output_constant_pool) Constify a char*.
360 * varasm.c (assemble_destructor, assemble_constructor,
361 assemble_gc_entry, assemble_end_function, assemble_global,
362 assemble_label, output_constant_pool): Likewise.
364 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
366 * config/arm/thumb.c (thumb_expand_prologue): Add comments
367 explaining what is goin on in this function.
369 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
371 * regclass.c (record_reg_classes): In matching case, recompute
372 costs since the direction of movement is different.
374 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
376 * resource.c (mark_target_live_regs): For unconditional branches,
377 the resources found at the branch target should be added to the
378 resources found so far, not intersected.
380 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
382 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
384 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
385 (sys/mman.h): Include this file only if #HAVE_MMAP.
386 (run_compiles): Initialize `esac_fmt' with one old KR string, not
387 with automatically concatenated ANSI strings.
389 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
391 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
392 (DIV_ROUND_UP): Robustify.
393 (ggc_recalculate_in_use_p): New function.
394 (release_pages): Don't inline it.
395 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
397 (ggc_pop_context): Use ggc_recalculate_in_use_p.
398 (clear_marks): Always save in_use_p.
399 (sweep_pages): Use ggc_recalculate_in_use_p.
400 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
401 Release pages before counting statistics.
403 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
405 * toplev.c (rest_of_compilation): Fix thinko in this change:
407 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
409 (rest_of_compilation): If inside an inlined external function,
410 pretend we are just being declared.
412 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
414 * flow.c (calculate_global_regs_live): Fix thinko.
416 * integrate.c (expand_inline_function): Fix bugs in previous
417 change from Oct 28, 1999.
419 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
421 * stmt.c (expand_value_return): Fix typo in this change:
423 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
424 (expand_value_return): Correctly convert VAL when promoting function
425 return; support RETURN_REG being a PARALLEL.
427 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
429 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
431 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
433 * hard-reg-set.h (reg_names): Constify a char*.
435 * regclass.c (reg_names): Likewise.
437 * regs.h (reg_names): Likewise
439 * a29k/a29k.c (reg_names): Delete declaration.
441 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
443 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
444 arc_output_function_epilogue): Likewise.
446 * elxsi/elxsi.c (reg_names): Likewise.
448 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
450 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
453 * m88k/m88k.c (output_function_profiler): Likewise.
455 * sparc/sparc.c (sparc_flat_output_function_prologue,
456 sparc_flat_output_function_epilogue): Likewise.
458 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
460 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
461 warning from -Wuninitialized and put it under -W.
462 * function.c (uninitialized_vars_warning): Warn only when the
463 corresponding flag is set.
465 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
467 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
468 is nonzero and the single set does not have an elt, then assign
471 * simplify-rtx.c: New file.
472 * Makefile.in (OBJS): Add simplify-rtx.o
473 (simplify-rtx.o): Add dependencies.
474 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
475 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
476 (cse_gen_binary, simplify_unary_operation): Delete.
477 (simplify_binary_operation, simplify_plus_minus): Likewise.
478 (check_fold_consts, simplify_relation_operation): Likewise.
479 (simplify_ternary_operation): Likewise.
480 (delete_trivially_dead_insns): Simplify the contents of the
481 REG_EQUAL note before trying to substitute it into the source
482 of the reg-reg copy at the end of a libcall sequence.
484 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
485 references/callers changed.
487 * mn10200.c (mn10200_va_arg): Force the return value into a
490 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
492 * cccp.c (macroexpand): Avoid out of range accesses for omitted
495 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
497 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
499 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
501 * fold-const.c (fold): Fix thinko when optimizing comparisons
504 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
506 * gcc.texi (Passes): Update front-end files to their current
509 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
511 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
512 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
513 (PREDICATE_CODES): Add addition_operation.
514 * alpha-protos.h (addition_operation): Declare.
515 (secondary_reload_class): Likewise.
516 * alpha.c (addition_operation): New.
517 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
518 * alpha.md (adddi3): Turn into expander.
519 (*lda, *adddi_2): New.
520 (movsf, movdf patterns): Don't preference integer regs.
521 (movsi, movdi patterns): Don't preference fp regs.
523 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
525 * genrecog.c (write_switch): Check for duplicate CODE cases.
527 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
529 * ggc-common.c: Update pre-function commentary.
530 * ggc-page.c: Likewise.
532 (poison_pages): Use memset directly.
533 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
534 (ggc_collect): Poison before sweeping.
535 * ggc-simple.c: Update pre-function commentary.
536 (ggc_alloc_obj): Poison non-zeroed memory.
538 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
540 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
541 match format string, even on 64-bit hosts.
542 * gcc-page.c (ggc_page_print_statistics): Likewise.
544 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
546 * config/i386/i386.c (ix86_cpu): Revert last patch.
547 * config/i386/i386.h (ix86_cpu): Ditto.
549 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
551 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
552 TYPE_SIZE, convert type of result to sizetype.
554 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
556 * flow.c (count_or_remove_death_notes): Equate NULL with the
559 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
560 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
563 * i386.c (pic_label_no): Delete.
564 (ix86_attr_length_default): Don't use single_set to peek
567 * recog.c (peephole2_optimize): Allow recog_next_insn to index
568 the first insn after bb->end.
569 * i386.md (push mem peeps): Scratch is live after evaluation
571 (cmp mem peep): Similarly.
573 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
575 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
576 * function.c (pad_to_arg_alignment): Add missing braces.
578 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
580 * alpha/alpha-protos.h (literal_section): Add prototype.
581 (alpha_need_linkage, alpha_start_function,alpha_end_function):
584 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
586 (alpha_start_function, alpha_end_function, float_strings,
587 alpha_need_linkage): Constify a char*
589 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
591 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
593 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
595 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
597 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
599 * flow.c (debug_flow_info): Add prototype.
601 * gcc.c (main): Likewise.
603 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
606 * reload1.c (failed_reload, set_reload_reg): Likewise.
608 * mips-tfile.c (main): Likewise.
609 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
610 with ATTRIBUTE_NORETURN.
612 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
614 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
615 DECL is not a memory ref.
617 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
619 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
620 * config/i386/i386.c (ix86_cpu): Add extern attribute.
622 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
624 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
625 * config/mips/elf64.h: ditto.
627 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
629 * expr.c (emit_push_insn): New argument alignment_pad.
630 Update all callers. Adjust stack pointer based on alignment pad.
631 * function.c (pad_to_arg_alignment): New argument alignment_pad.
632 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
633 (locate_and_pad_parm): New argument alignment_pad. Update all
635 * expr.h (emit_push_insn): Update prototype.
636 (locate_and_pad_parm): Update prototype.
637 * calls.c (arg_data): Add new field alignment_pad.
638 (initialize_argument_information): Initialize alignment_pad.
640 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
642 * except.c (free_eh_nesting_info): Free the info itself.
643 * function.c (free_after_compilation): Don't free NULL.
644 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
645 (pre_edge_insert): Free inserted.
646 * stmt.c (free_stmt_status): Don't free NULL.
648 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
650 * gcov.c (DIR_SEPARATOR): Provide default.
651 (output_data): Add test for MS-DOS format absolute filename.
652 (fancy_abort): Correct program name.
653 (open_files): Open all files in binary mode.
654 * libgcc2.c (__bb_exit_func): Likewise.
656 * profile.c (init_branch_prob): Specify binary when opening files.
658 * flags.h (flag_unwind_tables): New decl.
659 * toplev.c (flag_unwind_table): New definition.
660 (f_options): Add -funwind-tables.
661 (decode_g_option): Clarify warning when unknown -g option is given.
662 (rest_of_compilation): If inside an inlined external function,
663 pretend we are just being declared.
665 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
666 (dwarf2out_frame_finish): Likewise.
668 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
670 * fold-const.c (merge_ranges): In not in0, but in1, handle
671 upper bounds equal like subset case.
673 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
675 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
676 passed in a register but moved to the stack.
678 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
680 * gcc.c (pass_exit_codes, greatest_status): New variables.
681 (struct option_map): Add entry for "--pass-exit-codes".
682 (execute): Update greatest_status if error.
683 (display_help): Add documentation for -pass-exit-codes.
684 (process_command): Handle -pass-exit-codes.
685 (main): Look at pass_exit_codes and greatest_status on call to exit.
687 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
689 * reload.c (find_reloads): Refine test for no input reload
690 case to not includes reloads emitted after insn.
692 * function.c (find_temp_slots_from_address): Handle sum involving
693 a register that points to a temp slot.
694 (update_temp_slot_address): Make recursive call if both old and
695 new are PLUS with a common operand.
696 * calls.c (expand_call): Mark temp slot for result as having
699 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
701 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
702 component as well as "BINUTILS".
704 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
705 * integrate.c (copy_rtx_and_substitute): Likewise.
706 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
708 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
710 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
711 gdb extensions, write size of type; also be more consistent
712 in using references when this is a subtype.
714 * pa.md (extv, extzv, insv): Use define_expand to reject constant
715 that is out of range.
717 * loop.c (unknown_constant_address_altered): New variable.
718 (prescan_loop): Initialize it.
719 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
720 (invariant_p, case MEM): Remove handling for volatile and readony;
721 check new variable if readonly.
722 (check_dbra_loop): Chdeck unknown_constant_address_altered.
724 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
725 (addr_affects_sp_p): Removed from note_mem_written and only
726 define #ifdef AUTO_INC_DEC.
728 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
730 * regclass.c (record_reg_classes): Properly handle register move
733 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
734 Don't think valid if both operands are invalid.
735 (struct constant_descriptor): New field RTL.
736 (mark_const_hash_entry): Mark it.
737 (record_constant{,_rtx}): Initialize it.
738 (output_constant_def): Allocate RTL in permanent obstack and
740 ({record,compare}_constant_1): Modes must match for
741 CONSTRUCTOR of ARRAY_TYPE.
743 * c-common.h (initializer_constant_valid_p): Delete decl from here.
744 * output.h (initializer_constant_valid_p): Move decl to here.
745 * c-common.c (initializer_constant_valid_p): Delete function from here.
746 * varasm.c (initializer_constant_valid_p): Move function to here.
748 * tree.h (STRIP_SIGN_NOPS): New macro.
749 * fold-const.c (optimize_minmax_comparison): New function.
750 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
751 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
752 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
753 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
754 widening conversions.
755 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
756 to look at size of mode, not precision of type; also add missing cases.
757 (optimize_bit_field_compare, decode_field_reference): Don't try to
758 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
760 * dwarf2out.c (ctype.h): Include.
761 (dwarf2out_set_demangle_name_func): New function.
762 (size_of_line_info): Deleted.
763 (output_line_info): Compute size of line info table from difference
765 (base_type_die, add_name_attribute): Call demangle function, if any.
766 (field_byte_offset): Use bits per word for variable length fields.
767 (gen_array_type_die): Add array name.
768 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
769 (dwarf2out_add_library_unit_info): New function.
771 * explow.c (set_stack_check_libfunc): New function.
772 (stack_check_libfunc): New static variable.
773 (probe_stack_range): Allow front-end to set up a libfunc to call.
775 * combine.c (simplify_comparison): When making comparison in wider
776 mode, check for having commuted an AND and a SUBREG.
777 (contains_muldiv): New function.
778 (try_combine): Call it when dividing a PARALLEL.
779 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
780 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
782 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
783 use one of the CLOBBERs instead.
784 (if_then_else_cond): If comparing against zero, just return thing
787 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
788 Don't generate shifts and subtract if have conditional arithmetic.
790 * rtl.h (delete_barrier): New declaration.
791 * jump.c (jump_optimize): Set up to handle conditional call.
792 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
793 (delete_barrier): New function.
795 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
797 * recog.c (nonmemory_operand): Accept ADDRESSOF.
799 * tree.c (build_type_attribute_variant): Push to obstack of
800 ttype around type_hash_canon call.
802 * expr.c (placeholder_list): Move decl to file scope.
803 (expand_expr): Don't force access to volatile just because its
805 If ignoring reference operations, just expand the operands.
806 (expand_expr, case COMPONENT_REF): Propagate
807 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
808 Refine test for using bitfield operations vs pointer punning.
809 (expand_expr, case CONVERT_EXPR): If converting to
810 BLKmode UNION_TYPE from BLKmode, just return inner object.
811 Use proper mode in store_field call.
812 Properly set sizes of object to store and total size in store_field
813 call for convert to union.
814 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
815 memory (like for ADDR_EXPR). Also, don't put constant in register if
816 we'll want it in memory.
817 (readonly_fields_p): New function.
818 (expand_expr, case INDIRECT_REF): Call it if LHS.
819 (expand_assignment): Handle a RESULT_DECL where
820 DECL_RTL is a PARALLEL.
821 (do_jump, case WITH_RECORD_EXPR): New case.
822 (get_inner_reference): Always go inside a CONVERT_EXPR
823 and NOP_EXPR if both modes are the same.
824 (store_field): Use bitfield operations if size of bitsize is not same
825 as size of RHS's type.
826 Check for bitpos not a multiple of alignment in BLKmode case.
827 Do block move in largest possible alignment.
828 (store_constructor): Set BITSIZE to -1 for variable size and properly
829 in case of array of BLKmode.
830 (expand_expr_unaligned): New function.
831 (do_compare_and_jump): Call it.
833 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
834 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
835 does not include 'o'.
837 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
838 both SET_DEST and SET_SRC reference a virtual register.
839 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
841 * integrate.c (expand_inline_function): Handle case of setting
842 virtual stack vars register (from built in setjmp); when parameter
843 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
844 (subst_constant): Add new parm, MEMONLY.
845 (expand_inline_function, integrate_parm_decls): Pass new parm.
846 (integrate_decl_tree): Likewise.
847 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
848 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
849 (copy_rtx_and_substitute, case SET): Add explicit calls to
850 copy_rtx_and_substitute for both sides.
852 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
854 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
855 within INDEX_TYPE, instead of before.
856 (fixup_gotos): Use f->target_rtl, not the next insn,
857 since latter may be from a later fixup.
858 (expand_value_return): Correctly convert VAL when promoting function
859 return; support RETURN_REG being a PARALLEL.
860 (expand_return): When checking for result in regs and having
861 cleanup, consider PARALLEL in DECL_RTL as being in regs.
863 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
865 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
866 last_nominal_fname): Mark const.
867 (struct include_hash: name, nshort, control_macro): Mark
869 (struct macrodef: symnam): Mark const.
870 (struct if_stack: fname): Mark const.
871 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
872 (IStable): New character-syntax array which encompasses all
873 the old is_foo arrays.
874 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
875 is_space): New macros for interrogating IStable.
876 (check_macro_name): Kill last argument. All callers changed.
878 * cppinit.c (initialize_char_syntax): Delete.
879 (is_idchar, is_idstart, is_hor_space, is_space,
880 trigraph_table): Delete.
881 (IStable): New. Initialize with clever macros to avoid
882 information duplication.
883 (builtin_array): Table of builtins to get rid of explicit list
884 in initialize_builtins.
885 (initialize_builtins): Use builtins_array.
886 (cpp_start_read): Call init_IStable, and set IStable['$'] if
887 opts->dollars_in_ident.
889 * cppexp.c: Change all refs to is_xyz[] arrays to use new
891 (cpp_parse_expr): Avoid 'format string is not constant'
892 warning. Use ISGRAPH to identify printable chars.
893 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
895 (read_and_prescan): Map trigraphs to chars with open-coded
896 if-else-if-... sequence, not a lookup table.
897 * cpphash.c: Change all refs to is_xyz[] arrays to use new
899 * cpplib.c: Change all refs to is_xyz[] arrays to use new
900 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
901 (check_macro_name): Remove ability to report an invalid
902 assertion name, which is never used.
903 (do_line): Constify a couple of char *'s.
904 * cppmain.c (main): Call cpp_cleanup before returning.
906 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
908 * ggc.h (struct ggc_statistics): New type.
909 (ggc_get_size): New function.
910 (ggc_print_statistics): Likewise.
911 * ggc-common.c (ggc_stats): New variable.
912 (ggc_mark_rtx_children): Keep statistics.
913 (ggc_mark_tree_children): Likewise.
914 (ggc_print_statistics): New function.
915 * ggc-page.c (struct globals): Add bytes_mapped field.
916 (alloc_anon): Update it.
917 (release_pages): Likewise.
918 (ggc_get_size): New function.
919 (ggc_page_print_statistics): New function.
920 * ggc-simple.c (ggc_get_size): New function.
922 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
924 * flow.c (propagate_block): When the last reference to a label
925 before an ADDR_VEC is deleted because the reference is a dead
926 store, delete the ADDR_VEC.
928 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
930 * resource.c (find_free_register): Don't use the frame pointer
931 if frame_pointer_needed.
933 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
935 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
936 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
938 * config/i960/i960.c (i960_va_start): New locals base, num.
939 Use INDIRECT_REF instead of ARRAY_REF on valist.
940 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
942 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
944 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
946 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
948 * tree.def (PLACEHOLDER_EXPR): Update comments.
950 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
952 * c-common.c (check_format_info): Avoid non-literal format string
953 warnings when `first_arg_num' is zero.
955 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
957 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
959 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
961 * arm.md (casesi_insn): Add a clobber of the condition code
964 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
966 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
967 used by both cc1 and cc1plus.
969 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
971 * config/arm/arm.c: Initialise arm_structure_size_boundary to
972 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
973 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
974 to the value 32 if it has not already been defined.
975 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
976 Override definition in arm.h with a value of 8.
978 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
980 * c-pragma.c (push_alignment): Don't check the return value
983 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
985 * sparc.h (ADJUST_COST): Fix thinko.
987 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
989 * cccp.c (rescan): Fixed obp pointer handling around call to
990 check_expand subroutine.
992 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
994 * gcse.c (delete_null_pointer_checks): Only record non-null info
995 for pseudos when examining stores.
997 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
998 splitters for these patterns. Use "#" for output templates.
999 (addsi3_carryin_shift): New pattern.
1001 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1003 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1004 of the function return register into a plain REG until
1005 after function inlining is done.
1007 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1009 * jump.c (jump_optimize_1): If we did cross-jumping, and
1010 the data will matter, rebuild the CFG.
1011 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1012 not optimizing. Don't run shorten_branches.
1013 * toplev.c (rest_of_compilation): Run shorten_branches after
1016 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1018 * rtl.h (note_stores): Add additional paramter.
1019 * rtlanal.c (reg_set_p_1): Take additional paramter.
1020 (reg_set_last_1): Likewise.
1021 (reg_set_p): Adjust call to note_stores.
1022 (reg_set_last): Likewise.
1023 (note_stores): Pass data parameter to worker function.
1024 * alias.c (record_set): Take additional parameter.
1025 (init_alias_analysis): Pass it.
1026 * caller-save.c (mark_set_regs): Take additional parameter.
1027 (save_call_clobbered_regs): Pass NULL to note_stores.
1028 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1030 (record_dead_and_set_regs_1): Likewise.
1031 (reg_dead_at_p_1): Likewise.
1032 (combine_instructions): Adjust calls to note_stores.
1033 (try_combine): Likewise.
1034 (record_dead_insn): Remove.
1035 (record_dead_and_set_regs): Adjust calls to note_stores.
1036 (reg_dead_at_p): Likewise.
1037 * cse.c (invalidate_skipped_set): Take additional parameter.
1038 (cse_check_loop_start): Likewise.
1039 (cse_check_loop_start_value): Remove.
1040 (cse_set_around_loop): Adjust calls to note_stores.
1041 * flow.c (notice_stack_pointer_modification): Take additional
1042 parameter. Remove duplicate declaration.
1043 (record_volatile_insns): Adjust calls to note_stores.
1044 * gcse.c (record_set_info): Take additional parameter.
1045 (record_last_set_info): Likewise.
1046 (invalidate_nonnull_info): Likewise.
1047 (record_set_insn): Remove.
1048 (compute_sets): Adjust calls to note_stores.
1049 (last_set_insn): Remove.
1050 (compute_hash_table): Adjust calls to note_stores.
1051 (insert_insn_end_bb): Likewise.
1052 (delete_null_pointer_checks): Likewise.
1053 * global.c (mark_reg_store): Take additional parameter.
1054 (mark_reg_clobber): Likewise.
1055 (reg_becomes_live): Likewise.
1056 (global_conflicts): Adjust calls to note_stores.
1057 (build_insn_chain): Likewise.
1058 * integrate.c (note_modified_parmregs): Take additional parameter.
1059 (mark_stores): Likewise. Make it static.
1060 (save_for_inline_nocopy): Adjust calls to note_stores.
1061 (try_constants): Likewise.
1062 * integrate.h (mark_stores): Remove declaration.
1063 * jump.c (mark_modified_reg): Take additional parameter.
1064 (thread_jumps): Adjust calls to note_stores.
1065 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1067 (no_equiv): Likewise.
1068 (reg_is_set): Likewise.
1069 (validate_equiv_mem): Adjust calls to note_stores.
1070 (update_equiv_regs): Likewise.
1071 (block_alloc): Likewise.
1072 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1073 (note_addr_stored): Take additional parameter.
1074 (note_set_pseudo_multiple_uses): Likewise.
1075 (record_initial): Likewise.
1076 (prescan_loop): Adjust calls to note_stores.
1077 (strength_reduce): Likewise.
1078 (check_dbra_loop): Likewise.
1079 * regmove.c (flags_set_1): Take additional paramter.
1080 (mark_flags_life_zones): Adjust calls to note_stores.
1081 * reload1.c (mark_not_eliminable): Take additional parameter.
1082 (forget_old_reloads_1): Likewise.
1083 (reload_cse_invalidate_rtx): Likewise.
1084 (reload_cse_check_clobber): Likewise.
1085 (reload_combine_note_store): Likewise.
1086 (move2add_note_store): Likewise.
1087 (reload): Adjust calls to note_stores.
1088 (reload_as_needed): Likewise.
1089 (emit_reload_insns): Likewise.
1090 (reload_cse_regs_1): Likewise.
1091 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1092 (reload_combine): Adjust calls to note_stores.
1093 * resource.c (update_live_status): Take additional paramter.
1094 (mark_target_live_regs): Adjust calls to note_stores.
1095 * stupid.c (find_clobbered_regs): Take additional parameter.
1096 (stupid_life_analysis): Adjust calls to note_stores.
1098 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1100 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1103 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1106 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1107 of the variable arm_structure_size_boundary.
1109 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1111 * alias.c (init_alias_analysis): Allocate reg_known_value and
1112 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1114 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1115 * cse.c (cse_main): Call end_alias_analysis.
1116 * haifa-sched.c (schedule_insns): Likewise.
1117 * local-alloc. (update_equiv_regs): Likewise.
1118 * reload1.c (reload_cse_regs): Likewise.
1120 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1122 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1123 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1124 mapping from MASK_FPU.
1126 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1128 * sparc.md (call): Don't bound structure return size to 0xfff.
1130 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1132 * resource.c (mark_target_live_regs): Check that the target
1133 insn wasn't created after compute_bb_for_insn.
1135 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1137 * ggc-page.c (poison_pages): Don't be overzealous.
1139 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1141 * alias.c: Update comments for ADDRESS.
1142 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1143 it is a local memory reference.
1145 * c-typeck.c (build_function_call): Check that the built-in
1146 function is of class BUILT_IN_NORMAL before trying to recongize
1148 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1149 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1151 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1153 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1155 (pre_gcse): Likewise.
1156 (hoist_expr_reaches_here_p): Likewise.
1157 (hoist_code): Likewise.
1158 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1160 (pre_expr_reaches_here_p_work): ... here.
1161 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1163 (expr_reaches_here_p_work): ... here.
1165 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1167 * resource.c (find_basic_block): Delete.
1168 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1169 (init_resource_info): Call compute_bb_for_insn.
1171 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1173 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1174 with already adjacent blocks, but no fallthru.
1175 (merge_blocks_move_successor_nojumps): Simplify.
1176 (debug_flow_info): New.
1178 * toplev.c (rest_of_compilation): Open jump1 dump file before
1179 jump and close after, as opposed to just using dump_rtl.
1181 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1183 * reload.h (earlyclobber_operand_p): Declare.
1184 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1185 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1186 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1187 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1189 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1190 Richard Henderson <rth@cygnus.com>
1192 * emit-rtl.c (emit_block_insn_before): New.
1193 (emit_block_insn_after): New.
1194 * basic-block.h: Declare them.
1196 * bitmap.h: Protect from multiple inclusion.
1198 * recog.c (scratch_operand): Handle VOIDmode correctly.
1200 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1202 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1203 * function.c (assign_parms): Likewise.
1204 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1206 * reg-stack.c (max_uid): Remove.
1207 (blocks, block_begin, block_end, block_drops_in): Remove.
1208 (block_stack_in, block_out_reg_set, block_number): Remove.
1209 (struct block_info_def, BLOCK_INFO): New.
1210 (enum emit_where): New.
1211 (current_block): New.
1212 (BLOCK_NUM): Remove.
1213 (mark_regs_pat, record_label_references): Remove.
1214 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1216 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1217 (reg_to_stack): Simplified test for existance of fp code. Use
1218 flow.c code. Call shorten_branches after cross-jump opt.
1219 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1220 Return false if the asm doesn't use stack regs. Don't do life
1221 analysis on the asm.
1222 (emit_pop_insn): Replace function pointer arg `when' with
1223 enum `where'. Update all callers.
1224 (change_stack): Likewise. Update basic block end.
1225 (emit_swap_insn): Use current_block->head to limit reverse search
1226 for start of block. Use emit_block_insn_after.
1227 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1228 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1229 structure assignment instead of bcopy.
1231 (convert_regs_entry, convert_regs_exit): New.
1232 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1233 Work on basic blocks and the CFG.
1234 (convert_regs): Use them.
1236 * i386.c (output_fix_trunc): Remove code for DImode input operand
1237 not at top-of-stack.
1238 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1240 (fix_truncdi_1): Allow any mode scratch.
1242 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1244 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1245 * linux.h, netbsd.h, vms.h: Not here.
1247 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1249 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1250 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1251 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1252 CONDITIONAL_REGISTER_USEAGE): Use them.
1253 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1254 gen_conditional_branch,override_options) : Use them.
1255 * config/mips/mips.md : Use them.
1257 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1259 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1261 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1263 * integrate.c (function_cannot_inline_p): Don't allow inlining
1266 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1268 * c-parse.in (cast_expr): Constify.
1270 * cccp.c (special_symbol): Likewise.
1272 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1274 * dwarf2out.c (base_type_die): Likewise.
1276 * global.c (allocno_compare): Likewise.
1278 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1280 * regclass.c (fix_register): Likewise.
1282 * rtl.h (fix_register): Likewise.
1284 * stupid.c (stupid_reg_compare): Likewise.
1286 * toplev.c (decode_f_option): Likewise.
1288 * tree.c (build_complex_type): Likewise.
1290 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1292 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1294 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1296 * reload.c (find_reloads): Compute mode and nregs fields of all
1298 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1299 (calculate_needs): Use precomputed mode/nregs values.
1300 (allocate_reload_reg): Likewise.
1302 (failed_reload, set_reload_reg): ... new functions.
1303 (choose_reload_regs_init): New function, mostly broken out from...
1304 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1305 Also lose one #if 0 block.
1307 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1309 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1312 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1314 * tree.h (BLOCK_TYPE_TAGS): Remove.
1315 (BLOCK_END_NOTE): Likewise.
1316 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1317 (BLOCK_LIVE_RANGE_START): Likewise.
1318 (BLOCK_LIVE_RANGE_END): Likewise.
1319 (tree_block): Remove live_range_flag, live_range_var_flag, and
1320 type_tags. Remove end_note, live_range_start, and live_range_end.
1321 (remember_end_note): Remove prototype.
1322 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1323 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1325 * ggc-common.c (ggc_mark_tree_children): Don't mark
1326 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1327 * integrate.c (adjust_copied_decl_tree): Remove.
1328 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1329 * stmt.c (last_block_end_note): Remove.
1330 (init_stmt): Don't add a GC root for it.
1331 (expand_fixup): Don't set it.
1332 (remember_end_note): Remove.
1333 (expand_end_bindings): Don't set last_block_end_note.
1335 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1337 * reload1.c (reload_reg_free_for_value_p): Show
1338 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1341 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1343 * expmed.c (extract_bit_field): Allow for the case of non-integer
1344 objects that are smaller than a word (like SFmode on a 64-bit
1347 * loop.c (basic_induction_var): A non-integer variable which is
1348 being set by a paradoxical subreg is probably not a biv.
1350 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1352 * prefix.c (translate_name) Check for empty prefix string.
1354 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1356 * Makefile.in (CPP_CROSS_NAME): New variable.
1357 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1359 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1360 names of the files to be uninstalled.
1362 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1364 * collect2.c (IS_DIR_SEPARATOR): Define.
1365 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1367 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1370 * haifa-sched.c (add_dependence): Update the true dependency
1371 cache the first time we add a true dependence to the LOG_LINKS chain.
1373 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1375 * fold-const.c (fold): Fix comment.
1377 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1379 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1380 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1381 dbxout_start_new_source_file, dbxout_source_file,
1382 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1383 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1385 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1386 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1387 (dbxout_block): Initialize variable `blocknum'.
1389 * dbxout.h (dbxout_init, dbxout_finish,
1390 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1391 dbxout_args, dbxout_source_line): Constify a char*.
1393 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1394 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1395 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1396 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1397 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1398 src_info_attribute, mac_info_attribute, producer_attribute,
1399 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1400 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1401 dwarfout_undef): Constify a char*.
1402 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1404 * dwarfout.h (dwarfout_define, dwarfout_undef,
1405 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1407 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1409 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1410 (MULTILIB_ISA_DEFAULT): New.
1411 (MULTILIB_DEFAULTS): Use it.
1412 * config/mips/mips.c (): Remove the now unnecessary definition
1413 of MIPS_ISA_DEFAULT.
1414 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1415 unnecessary definition.
1417 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1419 * arm.md (pic_load_addr): Add constraints to operand 1.
1421 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1423 * fixinc/genfixes: Provide a means for specifying -D options to
1426 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1428 * arm.c (arm_override_options): Correct initialization of
1429 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1430 arm_is_strong, and arm_is_6_or_7.
1432 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1433 (note_set_pseudo_multiple_uses): New function.
1434 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1435 if a pseudo set in the loop exit is used elsewhere.
1437 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1439 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1441 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1443 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1444 a single load-address pattern.
1446 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1448 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1449 depending on whether or not line-number notes are present.
1451 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1453 * cccp.c (progname, file_buf, default_include, include_file,
1454 macrodef, definition, hashval, wchar_type, user_label_prefix,
1455 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1456 expand_to_temp_buffer, is_system_include, base_name,
1457 absolute_filename, read_name_map, open_include_file,
1458 record_control_macro, check_precompiled, check_preconditions,
1459 pcfinclude, pass_thru_directive, create_definition,
1460 check_macro_name, comp_def_part, collect_expansion,
1461 check_assertion, read_token_list, assertion_install,
1462 assertion_lookup, eval_if_expression, conditional_skip,
1463 validate_else, skip_quoted_string, quote_string, macarg1,
1464 error_from_errno, install, lookup, hashf, dump_defn_1,
1465 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1466 check_white_space, rescan, handle_directive, monthnames,
1467 special_symbol, do_include, remap_include_file, write_output,
1468 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1469 do_ident, do_sccs, do_xifdef, skip_if_group,
1470 output_line_directive, macroexpand, macarg, change_newlines,
1471 initialize_builtins, make_definition): Constify a char*.
1473 * pcp.h (stringdef): Likewise.
1475 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1477 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1480 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1481 Richard Henderson <rth@cygnus.com>
1483 * alias.c: Include ggc.h.
1484 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1485 (record_set): Verify enough room in reg_base_value.
1486 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1487 Register it as a GC root.
1488 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1489 * Makefile.in (alias.o): Depend on ggc.h.
1491 * unroll.c (unroll_loop): Verify the insn before a barrier
1492 is a JUMP_INSN before checking JUMP_LABEL.
1494 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1496 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1497 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1498 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1499 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1500 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1501 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1503 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1505 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1507 * alpha/alpha-interix.h (text_section): Delete prototype.
1508 * alpha/elf.h (text_section): Likewise.
1509 * arm/linux-elf.h (text_section): Likewise.
1510 * arm/linux-telf.h (text_section): Likewise.
1511 * c4x/c4x.h (text_section): Likewise.
1512 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1513 * elfos.h (text_section): Likewise.
1514 * i386/aix386ng.h (text_section): Likewise.
1515 * i386/i386-interix.h (text_section): Likewise.
1516 * i386/sco5.h (text_section): Likewise.
1517 * i386/svr3gas.h (text_section): Likewise.
1518 * nextstep.h (text_section): Likewise.
1519 * psos.h (text_section): Likewise.
1520 * ptx4.h (text_section): Likewise.
1521 * svr3.h (text_section): Likewise.
1522 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1524 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1526 * final.c (peephole): Delete prototype.
1528 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1529 (pre_insert_copies): Remove unused variable `bb'.
1531 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1534 * output.h (peephole): Add prototype.
1536 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1538 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1541 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1543 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1544 for inlined declarations.
1546 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1548 * arm.c (logical_binary_operator): New fucntion.
1549 * arm.h (logical_binary_operator): Declare it.
1550 (PREDICATE_CODES): Handle logical_binary_operator.
1551 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1552 output constraints. Add appropriate splitters.
1553 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1554 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1555 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1557 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1559 * genoutput.c (struct operand_data): New elt eliminable.
1560 (output_operand_data): Write it.
1561 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1562 (compare_operands): Take it into account.
1563 * recog.h (struct insn_operand_data): New elt eliminable.
1564 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1566 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1567 (eliminate_regs): Move code that detects changes to elimination
1568 target regs into new function elimination_effects.
1569 Delete one #if 0 block.
1570 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1571 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1572 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1573 Only call eliminate_regs for real operands of the insn, not for parts
1574 of its structure or parts matched by things like match_operator.
1575 Use elimination_effects and check_eliminable_occurrences. Use
1576 copy_insn to duplicate the pattern when not in the final pass.
1578 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1580 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1583 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1585 * fixinc/README: document the "mach" machine matching test
1586 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1587 * fixinc/fixtests.c: Implement the #else/#endif label test
1588 * fixinc/inclhack.def: utilize these tests and fixes
1589 * fixinc/inclhack.sh: regen
1590 * fixinc/fixincl.x: regen
1591 * fixinc/fixincl.sh: regen
1593 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1595 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1598 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1600 * gcc.1: Document exit codes.
1602 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1604 * calls.c: Include tm_p.h later, so everything we need is defined.
1606 * function.c: Likewise.
1608 * except.c: Include tm_p.h.
1610 * sparc.c: Likewise.
1611 (dwarf2out_cfi_label): Don't prototype.
1612 (check_return_regs, epilogue_renumber,
1613 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1614 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1615 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1616 ultra_schedule_insn): Add static prototype.
1617 (data_segment_operand, text_segment_operand): Call itself with the
1618 proper number of arguments.
1619 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1621 * sparc.h: Move all declarations to sparc-protos.h.
1622 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1625 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1627 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1629 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1630 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1631 ASM_OUTPUT_ASCII): Constify a char*.
1633 * sparc-protos.h: New file for sparc prototypes.
1635 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1637 * function.c (record_insns, contains): Always declare and define.
1638 (record_insns): Mark with ATTRIBUTE_UNUSED.
1640 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1642 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1643 to .section when outputting a .bss section to deal with multiple
1644 .bss input sections (as happens with -fdata-sections)
1645 Also output %progbits, not @progbits so the assembler doesn't treat as
1647 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1649 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1650 thumb parts even when building with non-thumb CPUs, by forcing
1653 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1655 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1656 (movdf_const_intreg_sp64): Similarly.
1658 * local-alloc.c (update_equiv_regs): Check the correct insn
1659 for pre-existing REG_EQUIV notes.
1661 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1663 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1664 block reached by a branch if we're not going to actually process
1667 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1669 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1670 a local extern function declaration.
1672 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1674 * i386.c (ix86_expand_prologue): Properly wrap USE around
1675 reg for CALL_INSN_FUNCTION_USAGE.
1677 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1679 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1680 move between GP_REGs.
1682 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1684 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1685 the mode size when finding out if an offset is legal.
1687 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1689 * basic-block.h (PROP_*): Move constants from ...
1691 (compute_bb_for_insn): Free the array before reallocating.
1692 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1693 (allocate_reg_life_data): Reset all reg variables collected by
1695 (get_block_head_tail): Don't convert from bb to block.
1696 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1697 (find_insn_reg_weight): Take block not bb.
1698 (schedule_block): Don't set block num for moved insns.
1699 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1700 (schedule_insns): Do it here instead.
1701 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1702 before update_life_info.
1703 * recog.c (split_all_insns, peephole2_optimize): Update for
1704 new arg to update_life_info.
1705 * rtlanal.c (remove_note): Cope with NULL note.
1706 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1709 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1711 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1713 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1714 block records so that merge_blocks_nomove will clean up correctly.
1715 (split_edge): Handle casesi insns.
1717 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1719 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1721 * pa.md (call, call_value): Do not emit a blockage after restoring
1724 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1726 * c-typeck.c (c_expand_asm_operands): Fix typo.
1728 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1730 * arm.c (fpu_rhs_operand): Verify modes.
1731 (fpu_add_operand): Likewise.
1732 (di_operand): Likewise.
1733 (soft_df_operand): Likewise.
1735 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1737 * arm.c (arm_return_in_memory): APCS rules state that the elements
1738 of a structure returned in a register must be 'integer-like'.
1740 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1742 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1743 in the source tree when the generated targets are out of date
1744 * fixinc/genfixes: Alter it to run individual fixes for make.
1745 * fixinc/README: rewrite
1746 * fixinc/inclhack.def: moved initial comments to README
1748 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1750 * toplev.c (main): Do not generate an error message if an
1751 unrecognised command line switch is recognisable by another
1752 language. If extra_warnings are enabled, then generate a
1753 warning message instead.
1755 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1757 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1758 (insert_pack_attributes): Delete prototype.
1760 * c-pragma.c (default_alignment): New static variable.
1761 (push_alignment): Initialize to current effective alignment.
1762 (pop_alignment): Use to set new alignment.
1763 (insert_pack_attributes): Delete function.
1764 (handle_pragma_token): Set default_alignment as well each time
1765 a #pragma pack(<n>) is encountered.
1767 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1769 * reg-stack.c (stack_result): Aggregates are not returned in
1772 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1774 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1776 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1778 * basic-block.h (set_block_num): Declare.
1779 * flow.c (update_life_info): Don't call compute_bb_for_insn
1780 or free_basic_block_vars.
1781 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1782 (insn_orig_block): Remove.
1783 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1784 (schedule_block): Keep BLOCK_NUM up-to-date.
1785 (schedule_insns): Use compute_bb_for_insn.
1786 * recog.c (split_all_insns): Likewise.
1787 (peephole2_optimize): Likewise.
1789 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1791 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1792 if the pic register is used.
1794 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1796 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1797 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1798 if that tests TREE_PERMANENT.
1800 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1802 * cse.c (invalidate_for_call): Do not remove memory references from
1803 the table here. It's handled elsewhere.
1805 * haifa-sched.c (add_dependence): Protect references to the
1806 true dependency cache with #ifdef INSN_SCHEDULING.
1807 (remove_dependence): Similarly.
1809 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1810 to the cfg code that this is a return instruction.
1811 * mn10300.md (return_internal): Similarly.
1813 * combine.c (get_last_value): If the last set of a register
1814 is after subst_low_cuid, then we can not use it to determine
1815 the register's last value.
1817 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1819 * Makefile.in: Back out previous change.
1821 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1823 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1825 * haifa-sched.c (add_dependence): Only check/update the cache
1827 (remove_dependence): Likewise.
1828 (schedule_insns): Only create the true_dependency_cache if the
1829 average number of instructions in a basic block is very large.
1831 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1833 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1834 (ggc-simple.o): Likewise.
1835 (ggc-page.o): Likewise.
1837 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1839 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1840 Prototype for exported functions.
1841 (pre_lcm, pre_rev_lcm): Remove prototypes.
1842 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1843 (compute_available): Move to lcm.c, and change parameter order.
1844 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1845 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1846 (gcse_main): No longer call compute_preds_succs. Rebuild the
1847 set table after reach pre pass.
1848 (pre_insert_map, pre_delete_map, edge_list): New.
1849 (alloc_pre_mem): Allocate edge vectors.
1850 (free_pre_mem): Delete edge vectors.
1851 (compute_pre_data): Call new edge based lcm routines.
1852 (process_insert_insn): New function.
1853 (insert_insn_end_bb): Use it.
1854 (pre_edge_insert): New function.
1855 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1857 (pre_insert_copies): Revamp using new edge based lcm outputs.
1858 (pre_delete): Likewise.
1859 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1861 (compute_code_hoist_vbeinout): New new edge based routines.
1862 * lcm.c: Remove all the old LCM functions. Replace with new ones
1863 that work with the new cfg datastructures and work with edges
1866 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1868 * reload.h (struct reload): Add new fields "mode" and "nregs".
1869 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1870 to reference the "mode" and "nregs" field within struct reload.
1872 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1874 * haifa-sched.c (true_dependency_cache): New.
1875 (add_dependence): Use the true dependency cache to avoid expensive
1876 walks down the LOG_LINKS dependency list. Add entries to the
1878 (remove_dependence): Remove entries from the true dependency cache
1880 (schedule_insns): Allocate and initialize and free the true
1883 * haifa-sched.c (schedule_insns): Do not remove inter-block
1884 dependencies anymore.
1886 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1888 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1889 * i386/t-winnt: Likewise.
1891 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1893 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1895 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1897 * Makefile.in (LANGUAGES): Omit "proto".
1898 (clean): Remove stale comment about removing unprotoize.c.
1900 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1902 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1903 using arithmetic on void pointers.
1905 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1907 * haifa-sched.c (compute_block_forward_dependencies): Only check
1908 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1910 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1912 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1913 (expr_equiv_p): Reject memories with different alias sets.
1915 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1917 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1918 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1919 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1920 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1921 (lang_init): Set default for flag_bounds_check if still "unspecified".
1923 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1925 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1927 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1929 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1932 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1934 * config/c4x/c4x.md (*db_noclobber,
1935 *decrement_and_branch_until_zero_noclobber): New patterns and
1936 associated splitters.
1938 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1940 * config/c4x/c4x.md (parallel instruction patterns): Rework
1941 constraints to keep reload happy.
1943 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1945 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1946 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1947 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1948 Add new patterns and associated post-reload splitters.
1950 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1952 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1954 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1956 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1958 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1960 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1962 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1965 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1967 * pa.c (move_operand): Rely on memory_address_p to determine the
1968 validity of non-indexed memory addresses.
1969 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1970 operand in DFmode and SFmode when generating PA2.0 code.
1972 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1974 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1976 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1978 * mips.c (function_prologue): Fix argument types.
1979 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1980 (casesi_internal): Write to the scratch register.
1982 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1984 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1986 (parse_charconst): Delete unnecessary cast when calling
1988 (cpplib.h): Kill prototype of cpp_parse_escape.
1990 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1992 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1993 * unroll.c (unroll_loop): Cast return value of alloca.
1994 * i370/i370.c: Include function.h and toplev.h.
1995 (i370_label_scan): Remove c++ commented abort.
1996 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1997 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1998 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1999 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2001 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2003 * config/t-freebsd: Do not override USER_H.
2004 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2006 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2007 Mumit Khan <khan@xraylith.wisc.edu>
2009 * c-parse.in (component_decl): Support anonymous struct/union.
2011 * c-parse.y: Regenerate.
2012 * c-parse.c: Likewise.
2013 * objc/objc-parse.y: Likewise.
2014 * objc/objc-parse.c: Likewise.
2015 * c-decl.c (finish_struct): Don't sort the fields.
2016 (field_decl_cmp): Delete unused function.
2018 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2020 * sparc.md (movsf_const_intreg): Revert last constraint change.
2021 (movdf_const_intreg_sp32): Likewise.
2023 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2025 * cse.c: Include hashtab.h instead of splay-tree.h
2026 (struct cse_reg_info): No longer use variant union. Add new
2027 field "regno". All references changed to avoid union.
2028 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2029 (free_cse_reg_info): Remove.
2030 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2031 (get_cse_reg_info): Revamp to use expandable hash tables instead
2032 of splay trees. Initialize new fields in cse_reg_info structure.
2033 (new_basic_block): Similarly.
2035 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2037 * genrecog.c (message_with_line): Prototype.
2038 (validate_pattern): Pass along the set for the dest, not a flag.
2039 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2040 Check for PC/CC0 as sources.
2041 (nodes_identical): Check for children position match before
2042 allowing the combination.
2044 * rtl.c (read_rtx): Track line number across \\\n.
2046 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2048 * mips.h (SPECIAL_MODE_PREDICATES): New.
2049 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2050 (movdi+1, movsi+1): Add output reload constraint.
2051 (casesi_internal): Likewise. Fix commentary.
2052 (return_internal): Use pmode_register_operand.
2054 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2056 * 1750a.md (movstrqi): Add missing output reload constraint.
2057 (call_value): Likewise.
2058 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2059 (jmpfdec): Add missing inout reload constraint.
2060 * elxsi.md (addsi patterns): Add missing output reload constraint.
2061 (move from sp): Use @ alternates.
2062 (call_value): No constraint on output.
2063 * fr30.md (movsi_pop): Add missing output reload constraint.
2064 (movsf_constant_store): Likewise.
2065 (splits): Remove constraints.
2066 (subsi3): Add missing mode.
2067 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2068 (call_value): Likewise.
2069 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2070 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2071 * m32r.md (movsicc_internal): Add output reload constraint.
2072 (movstrsi_internal): Add inout reload constraints.
2073 * m88k.h (reg_names): Don't declare.
2074 (SPECIAL_MODE_PREDICATES): New.
2075 * m88k.md (*): Use register_operand not reg_or_0_operand
2077 * mn10200.h (PREDICATE_CODES): New.
2078 * ns32k.md (ffs pattern): Add output reload constraint.
2079 * pdp11.md (sob pattern): Add inout reload constraint.
2080 * sh.md (splits): Remove constraints.
2081 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2082 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2083 * vax.md (jgequ pattern): Add inout reload constraint.
2085 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2087 * configure.in (djgpp): Revert previous patch.
2088 * configure: Rebuit.
2089 * config/i386/djgpp.h: Revert previous patch.
2091 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2093 * fixinc/inclhack.def: Restore patch lost during last merge of
2094 "no_bogosity" branch.
2095 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2097 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2099 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2100 * fixinc/inclhack.def: Same.
2101 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2103 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2105 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2106 as the base of a PLUS.
2108 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2110 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2111 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2113 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2115 * pa.md (post_stw+1): Use pmode_register_operand.
2116 (dcacheflush, icacheflush): Likewise.
2118 * i386.md (movstricthi_1): Allow r/r.
2120 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2122 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2123 to (not (and (arg0) (arg1))). Similary for and.
2125 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2126 falltrought to assocate code.
2127 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2130 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2131 no bits in common; remove XOR to ROTATE conversion.
2133 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2135 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2137 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2139 * config/c4x/c4x.c (dst_operand): New.
2140 (PREDICATE_CODES): Update.
2141 * config/c4x/c4x.h (dst_operand): Declare it.
2142 * config/c4x/c4x.md: Define mode for each unspec usage.
2143 (move patterns): Use dst_operand predicate instead of src_operand.
2144 (movqi_update, movqf_update): Delete.
2146 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2148 * recog.c (pmode_register_operand): New.
2149 * recog.h: Declare it.
2150 * genrecog.c (pred_codes): Likewise.
2151 (special_mode_pred_table): Likewise.
2152 (validate_pattern): Don't warn no mode for address_operand.
2154 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2155 if the operand is not insn-like.
2157 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2158 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2160 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2162 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2164 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2165 instead of general_operand in a SET_DEST. Use const_double_operand
2166 instead of an explicit test against CONST_DOUBLE.
2167 (movsf_const_lo): Add missing register mode.
2168 (goto_handler_and_restore): Add auxiliary test for Pmode.
2169 (flush): Adjust to use address_operand.
2170 (return_sf_no_fpu): Add missing output constraint.
2172 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2174 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2175 for call return value.
2176 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2178 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2180 * toplev.c (main): Only warn about options for other languages.
2181 * collect2.c (main): Pass -w to sub-gcc.
2183 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2185 * flow.c (propagate_block): Add call-clobbered registers to
2188 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2189 zapping mem_set_list.
2190 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2191 (mark_set_1, mark_used_regs): Likewise.
2193 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2195 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2197 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2199 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2200 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2201 options. Also add a new item "C-only Warning Options" to the
2204 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2206 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2207 from multiple calls.
2209 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2211 * i386.md (call value patterns): Move to the end of the file.
2212 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2214 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2216 * configure.in (djgpp configuration): Define extra_objects..
2217 * configure: Rebuilt.
2218 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2219 (DTORS_SECTION_ASM_OP): Define.
2220 (INIT_SECTION_ASM_OP): Define.
2221 (FINI_SECTION_ASM_OP): Define.
2222 (DATA_SECTION_ASM_OP): Define.
2223 (TEXT_SECTION_ASM_OP): Define.
2224 (EH_FRAME_SECTION_ASM_OP): Define.
2225 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2226 (STARTFILE_SPEC): Add crtbegin.o.
2227 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2228 to here from LINK_COMMAND_SPEC.
2229 (DO_GLOBAL_CTORS_BODY): Define.
2230 (CRTSTUFF_USE_FINI_SECTION): Define
2231 (HAS_INIT_SECTION): Delete.
2233 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2235 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2237 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2239 * pa.h (PREDICATE_CODES): New.
2241 * genrecog.c (validate_pattern): Condense the destination
2244 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2246 * alpha.md (call-1): Supply missing mode for operator.
2247 (*): Add missing output reload constraints. Remove constraints
2250 * i386.h (SPECIAL_MODE_PREDICATES): New.
2251 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2252 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2253 (addsi_lea_3): Add missing mode for op 3.
2254 (prologue_set_got, prologue_get_pc): Add missing modes.
2255 (*) Add missing output reload constraints.
2257 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2259 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2260 check for member bit-size overflow and use var_size if it occurs.
2261 (layout_record): Use bitsize_int() to define the type size in bits.
2262 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2263 (layout_decl): Likewise when assigning to DECL_SIZE.
2265 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2267 * genrecog.c (validate_pattern): Typo last change. Verify
2268 that output operands have output reloads.
2270 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2272 * genrecog.c (special_mode_pred_table): New.
2273 (NUM_SPECIAL_MODE_PREDS): New.
2274 (find_operand): New.
2275 (validate_pattern): New argument `insn'. Warn for assignment to
2276 any predicate accepting non-lvalues. Conditionaly warn for
2277 match_operand without a mode. Try much harder to match source
2278 and destination modes on a set.
2279 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2281 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2283 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2285 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2287 * combine.c (simplify_logical): Recognize xor pattern that encodes
2290 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2292 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2295 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2297 * ggc-page.c (MAP_FAILED): Provide default.
2299 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2301 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2302 * sparc.h (PREDICATE_CODES): Update.
2304 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2306 * alpha.c (some_ni_operand): New.
2307 * alpha-protos.h: Declare it.
2308 * alpha.h (PREDICATE_CODES): Update.
2309 * alpha.md (sXaddq reload insns): Use some_ni_operand
2310 for SET_DEST instead of some_operand.
2312 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2313 Jim Wilson <wilson@cygnus.com>
2315 * genrecog.c (maybe_both_true_2): Don't compare modes of
2317 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2318 after find_afterward.
2319 (debug_decision_1): Dump next and afterward codes.
2321 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2323 * rtl.c (dump_and_abort): Remove.
2324 (fatal_with_file_and_line): New.
2325 (fatal_expected_char): New.
2326 (read_rtx_lineno, read_rtx_filename): New.
2327 (read_skip_spaces): Track line number.
2328 (read_name): Use fatal_with_file_and_line.
2329 (read_rtx): Use fatal_expected_char. Track line number.
2330 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2332 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2333 if it isn't a CODE_LABEL.
2335 * genattr.c (main): Set read_rtx_filename.
2336 * genattrtab.c (main): Likewise.
2337 * gencodes.c (main): Likewise.
2338 * genconfig.c (main): Likewise.
2339 * genemit.c (main): Likewise.
2340 * genextract.c (main): Likewise.
2341 * genflags.c (main): Likewise.
2342 * genopinit.c (main): Likewise.
2343 * genoutput.c (main): Likewise.
2344 * genpeep.c (main): Likewise.
2346 * genrecog.c (decision_test.u.insn): Add `lineno'.
2347 (pattern_lineno, error_count): New variables.
2348 (message_with_line): New.
2349 (add_to_sequence): Break out checking code to ...
2350 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2351 (merge_insn): Use message_with_line.
2352 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2353 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2355 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2357 * expr.c (store_constructor): Clear union if constructor is empty.
2359 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2361 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2362 Add !endian checks. Change %{...} to %(...).
2364 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2366 * i386.md (*addsi3_cc): Renamed from addcsi3.
2367 (*addsi3_carry): Renamed from addxsi3.
2368 (*subsi3_cc): Renamed from subcsi3.
2369 (*subsi3_carry): Renamed from subxsi3.
2370 (*xorqi_cc_1): Renamed from xorcqi_1.
2371 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2372 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2374 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2376 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2377 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2379 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2381 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2382 climb up the chain of insns.
2384 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2386 * genrecog.c (write_subroutine): Careful for null trees.
2387 (process_tree): Don't elide empty functions.
2389 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2391 * Makefile.in (genrtl.o): Depend on ggc.h.
2392 * configure.in (valloc): Probe for it.
2393 (with-gc): Use ggc-page if valloc present.
2394 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2395 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2396 (ggc_alloc_string): Moved from ggc-page.c.
2397 * ggc-none.c (ggc_alloc_obj): New.
2398 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2399 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2400 (struct globals): Likewise for dev_zero_fd.
2401 (init_ggc): Likewise for it's initialization.
2402 (ggc_allocated_p): Move careful dereference from ...
2403 (ggc_lookup_page_table): ... here. Delete.
2404 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2405 (alloc_anon): Use valloc if no mmap.
2406 (release_pages): Use free if using valloc.
2407 (ggc_alloc_obj): Renamed from alloc_obj.
2408 (ggc_set_mark): Renamed from mark_obj.
2409 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2410 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2411 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2412 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2413 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2414 (ggc_collect): Use fp printing instead of our own rounding.
2415 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2416 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2417 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2418 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2419 (struct ggc_string, struct ggc_any): Delete.
2420 (offsetof): Provide default definition.
2421 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2423 (struct ggc_mem): New, from corpse of ggc_any.
2424 (struct ggc_status): Delete.
2425 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2426 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2427 (n_strings_collected, n_anys_collected): Delete.
2428 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2429 (ggc_alloc_string, ggc_alloc): Delete.
2430 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2431 (ggc_free_string, ggc_free_any): Delete.
2432 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2433 (ggc_compare_addresses, ggc_mark_string): Delete.
2434 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2435 (search_data): Delete.
2436 (struct globals): New.
2437 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2438 (tree_insert, tree_lookup): New.
2439 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2440 (clear_marks, sweep_objs): New.
2441 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2442 (init_ggc): Set allocated_last_gc.
2443 (ggc_push_context): Gut. Use G.context.
2444 (ggc_pop_context): Likewise.
2445 (ggc_pop_context_1): New.
2446 (debug_ggc_tree): New.
2447 (debug_ggc_balance, tally_leaves): New.
2448 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2449 (ggc_mark_string_if_gcable): Remove decl.
2450 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2451 (ggc_mark_rtvec_children): New.
2452 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2453 (ggc_mark_if_gcable): New decl.
2454 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2455 (ggc_alloc_tree, ggc_alloc): Likewise.
2456 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2457 (ggc_alloc_obj): New decl.
2458 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2459 (ggc_alloc_tree, ggc_alloc): Likewise.
2460 (ggc_set_mark): New decl.
2461 * rtl.h (struct rtx_def): Remove gc_mark.
2462 (struct rtvec_def): Likewise.
2463 * tree.h (struct tree_common): Likewise.
2465 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2467 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2468 float_format and thread_file definitions.
2469 * configure: Rebuilt.
2471 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2473 * extend.texi (Function Names): Document types of function names.
2475 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2477 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2478 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2480 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2482 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2484 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2486 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2488 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2490 * collect2.c (main): Do prelimnary link on AIX if rflag.
2492 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2494 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2495 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2497 (__do_global_dtors): similarly for __DTOR_LIST__.
2499 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2500 Diego Novillo <dnovillo@cygnus.com>
2502 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2505 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2507 * fixincl/*: Merged "no_bogosity" branch
2508 * fixincl/fixlib.h: protect against doubly defining t_bool
2509 * fixincl/server.h: protect against doubly defining t_bool
2511 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2513 * genoutput.c: Include toplev.h.
2515 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2517 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2519 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2520 * configure: Regenerate.
2522 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2524 * gcse.c (delete_null_pointer_checks): Returns void.
2526 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2528 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2529 * emit-rtl.c (copy_insn_1): Likewise.
2531 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2533 * config/mips/mips.c (mips_build_va_list): Correct
2534 TREE_CHAIN setting when hard-float.
2535 (mips_va_start): Use corrected setting.
2536 (mips_va_arg): Likewise. Also pass a tree to build of
2537 POSTINCREMENT_EXPR rather than a naked 'int'.
2539 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2541 * ggc.h (ggc_push_context): Fix comment.
2542 (ggc_pop_context): Likewise.
2543 (mark_string_if_gcable): Likewise.
2544 * ggc-common.c (ggc_mark_rtx_children): Use
2545 ggc_mark_string_if_gcable.
2546 * ggc-page.c (ggc_lookup_page_table): New function.
2547 (ggc_allocated_p): Likewise.
2548 (mark_obj): Fix formatting.
2549 (ggc_mark_string_if_gcable): New function.
2550 * ggc-simple.c (ggc_allocated_strings): New variable.
2551 (ggc_strings_used): Likewise.
2552 (ggc_compare_addresses): New function.
2553 (ggc_pop_context): Pop the `any' memory too.
2554 (ggc_mark_string_if_gcable): New function.
2555 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2557 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2559 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2560 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2561 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2564 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2566 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2567 (sched_reg_live_length, sched_reg_basic_block): Delete.
2568 (current_block_num, bb_live_regs, old_live_regs): Delete.
2569 (dead_notes, struct sometimes): Delete.
2570 (sched_note_set, birthing_insn_p): Delete.
2571 (adjust_priority): Gut useless reg lifetime code.
2572 (create_reg_dead_note, attach_deaths): Delete.
2573 (attach_deaths_insn, new_sometimes_live): Delete.
2574 (finish_sometimes_live): Delete.
2575 (find_pre_sched_live, find_post_sched_live): Delete.
2576 (update_reg_usage): Delete.
2577 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2578 (schedule_insns): Delete reg lifetime code.
2579 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2580 (unlink_other_notes): Adjust REG_NOTE commentary.
2581 (reemit_notes): Use REG_SAVE_NOTE.
2582 (schedule_block): Likewise.
2583 (schedule_region): Allocate bitmap of blocks in region. Use
2584 count_or_remove_death_notes. Use update_life_info.
2586 * rtl.h (REG_SAVE_NOTE): New.
2587 * rtl.c (reg_note_name): Update.
2589 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2591 * combine.c (refresh_blocks, need_refresh): New.
2592 (combine_instructions): Allocate refresh_blocks. Invoke
2593 update_life_info if needed.
2594 (distribute_notes): Mark refresh_blocks instead of installing
2596 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2597 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2599 * Makefile.in (recog.o): Depend on basic-block.h.
2601 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2603 * genrecog.c (add_to_sequence): Thinko last change: delete
2604 shadowing allow_const_int variable.
2606 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2608 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2609 __GNUC__ and __GNUC_MINOR__.
2611 * gansidecl.h: Likewise.
2617 * toplev.h: Likewise.
2623 * varray.c: Likewise.
2625 * varray.h: Likewise.
2627 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2629 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2630 use one before a jump table.
2632 * rtl.def (ADDRESS): Change documentation to match reality.
2633 * md.texi: Don't document it.
2634 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2637 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2639 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2641 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2642 known predicate block; default allow_const_int true.
2643 (debug_decision_list): New.
2645 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2647 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2649 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2651 * gcse.c (gcse_main): Avoid global optimizations if we have a
2652 large number of basic blocks and the ratio of edges to blocks
2654 (delete_null_pointer_checks): Likewise.
2656 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2658 * c-common.c (check_format_info): Warn if format string isn't a
2661 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2663 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2664 * configure: regenerate
2666 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2668 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2669 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2670 (peepholes): Re-enable.
2672 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2674 * Makefile.in (flow.o): Depend on TREE_H.
2675 * basic-block.h (REG_SET_EQUAL_P): New.
2678 (free_regset_vector): Remove declaration.
2679 (flow_delete_insn_chain): Declare.
2680 (enum update_life_extent): New.
2681 (update_life_info, count_or_remove_death_notes): Declare.
2682 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2683 Verify register live at bb->global_live_at_start before adding USE.
2684 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2685 (CLEAN_ALLOCA): New.
2687 (PROP_*): New flags.
2688 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2689 (clear_edges): Zero n_edges.
2690 (make_edge): Increment n_edges.
2691 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2692 (flow_delete_insn_chain): Export.
2693 (delete_block): Decrement n_edges.
2694 (merge_blocks_nomove): Likewise.
2695 (life_analysis): Give life_analysis_1 PROP flags.
2696 (verify_wide_reg_1, verify_wide_reg): New.
2697 (verify_local_live_at_start): New.
2698 (update_life_info): Rewrite to call into propogate_block.
2700 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2701 always mark stack pointer. Conditionally mark PIC register.
2702 After reload, mark call-saved registers, return regsiters.
2703 (life_analysis_1): Accept PROP flags not remove_dead_code.
2704 Call mark_regs_live_at_end before zeroing regs_ever_live.
2705 Use calculate_global_regs_live. Copy global_live_at_end before
2706 calling final propagate_block. Zero reg_next_use on exit.
2707 (calculate_global_regs_live): New.
2708 (allocate_bb_life_data): Don't allocate bb->local_set.
2709 (init_regset_vector, free_regset_vector): Remove.
2710 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2711 Test flags before every operation. Warn if prologue/epilogue insn
2712 would have been deleted.
2713 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2714 Use alloc_EXPR_LIST.
2715 (mark_used_regs): Accept and use FLAGS, not FINAL.
2716 Remove special handling for RETURN.
2717 (try_pre_increment): Use alloc_EXPR_LIST.
2718 (dump_flow_info): Dump n_edges.
2719 (unlink_insn_chain, split_hard_reg_notes): Remove.
2720 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2721 (find_insn_with_note, new_insn_dead_notes): Remove.
2722 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2723 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2724 (replace_insns): Remove.
2725 (count_or_remove_death_notes): New.
2726 (verify_flow_info): Abort on error after all checks.
2727 (remove_edge): Decrement n_edges.
2728 (remove_fake_edges): Tweek format.
2729 * haifa-sched.c (schedule_insns): Use split_all_insns.
2730 * output.h (update_life_info): Remove declaration.
2731 * recog.c (split_all_insns): From the corpse of split_block_insns,
2732 do the whole function block by block. Use update_life_info.
2733 (recog_last_allowed_insn): New.
2734 (recog_next_insn): Mind it.
2735 (peephole2_optimize): Set it. Walk backwards through blocks.
2736 Use update_life_info.
2737 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2738 (split_all_insns): Declare.
2739 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2740 Use split_all_insns.
2742 * i386.md (or -1 peep2s): Disable.
2744 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2746 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2747 a single pattern. Scrap the 'd' versions as unnecessary.
2749 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2750 tablejump_mips162,tablejump_internal4): The operands to a
2751 label_ref must be VOIDmode.
2753 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2755 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2757 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2759 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2761 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2763 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2764 cache every function if ggc_p.
2766 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2768 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2769 instead of copy_rtx. Accept sequences that contain asm statements.
2770 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2771 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2772 orig_asm_operands_vector, copy_asm_operands_vector,
2773 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2775 * rtl.h (copy_insn, copy_insn_1): Declare.
2777 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2779 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2781 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2782 arguments to `current_file_function_operand'.
2784 * genrecog.c: Include hard-reg-set.h and resource.h in the
2785 generated output file.
2787 * real.c: Include tm_p.h.
2789 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2791 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2794 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2796 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2797 before the fctiwz insn.
2799 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2800 Mark Mitchell <mark@codesourcery.com>
2802 * tree.c (make_lang_type_fn): New funtion pointer.
2803 (make_lang_type): Call it.
2804 * tree.h (make_lang_type): Declare.
2805 (make_lang_type_fn): Likewise.
2806 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2808 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2810 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2811 make sure that HIGH instructions are copied into BASE_REGS.
2813 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2815 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2817 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2819 * c-decl.c (finish_struct): Use simpler method of
2820 removing elements of a singly-linked list.
2822 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2824 * alpha.md (peephole2's): Comment out peephole2's that generate
2827 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2829 * genrecog.c (add_to_sequence): Disable mode check for
2832 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2834 * ggc-simple.c (init_ggc): Set empty_string.
2836 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2838 * configure.in: Detect mmap. Add --with-gc=foo to select
2839 garbage collector; default to page if mmap available.
2840 * Makefile.in (GGC): Substitute.
2842 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2844 * c-decl.c (ggc_p): Enable.
2846 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2848 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2850 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2852 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2853 string for little-endian-data.
2855 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2857 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2858 case somebody tries to compile --enable-checking code with gcc
2861 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2863 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2866 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2868 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2869 * jump.c (jump_optimize_1): Document why.
2871 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2873 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2874 pointers and casts for `int_handler' and `quit_handler'.
2876 * flow.c (verify_flow_info, split_hard_reg_notes,
2877 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2878 remove_edge, remove_fake_successors): Add static prototypes.
2879 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2880 (mark_set_1): Initialize variable `regno'.
2881 (unlink_insn_chain): Likewise for variable `curr'.
2882 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2884 * loop.c (strength_reduce): Initialize variable
2885 `unrolled_insn_copies'.
2886 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2887 prototypes. Change these functions to take const PTR parameters
2888 to avoid prototype conflict when used as the comparson argument
2890 (check_dbra_loop): Initialize variable `comparison_val'.
2892 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2893 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2894 (find_valid_class): Initialize variable `best_class'.
2895 (find_reloads): Call memcpy, not bcopy.
2897 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2898 (hard_reg_use_compare): Don't needlessly cast away const.
2899 (reload_reg_class_lower): Likewise.
2900 (choose_reload_regs): Initialize variable `regno'.
2902 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2904 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2906 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2908 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2909 ({,d}discard): Add forward declarations. Declare parameter as
2911 (main_without_main): Explicitly declare return type to be int.
2912 (memcpy): Properly declare.
2914 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2915 building the trampoline support, declare malloc, free, and
2917 (__clear_cache): Mark arguments as potentially unused.
2919 * frame.c (toplevel): If inhibit_libc is defined, declare
2922 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2924 * flow.c (make_edge): Accept an optional 2D bitmap in which
2925 to cache edge existence. Update all callers.
2926 (make_label_edge, make_eh_edge): Pass through the edge cache.
2927 (make_edges): Provide the cache.
2929 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2931 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2933 (local_mbtowc): Change the type of variable `i' from int to size_t.
2935 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2936 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2938 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2940 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2941 after other includes that define the appropriate types. Include
2942 tm_p.h for getting user prototypes.
2943 * ggc-callbacks.c (toplevel): Ditto.
2944 * ggc-none.c (toplevel): Ditto.
2945 * gcc-page.c (toplevel): Ditto.
2946 * ggc-simple.c (toplevel): Ditto.
2948 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2949 Jonathan Larmour <jlarmour@cygnus.co.uk>
2951 * config/mips/mips.c (mips_move_2words): Split doubles if
2952 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2954 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2956 * genrecog.c (struct decision_test): New.
2957 (struct decision): Remove test-related members, sort the rest by size.
2958 (IS_SPLIT): Simplify.
2959 (new_decision, new_decision_test): New.
2960 (add_to_sequence): Use them. No special handling for args of
2962 (maybe_both_true): Renamed from not_both_true; return sense changed.
2963 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2964 of maybe_both_true and adjusted for decision_test.
2965 (position_merit): Remove.
2966 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2967 (merge_accept_insn): New, broken out of merge_trees.
2968 (merge_trees): Use them. No special case for c_test; no node
2969 splitting; use test type instead of position_merit.
2970 (factor_tests): New.
2971 (simplify_tests): New.
2972 (break_out_subroutines): Don't write code now.
2973 (find_afterward): New.
2974 (write_afterward, write_switch, write_cond): New.
2975 (write_action, is_unconditional): New.
2976 (write_node): New. Use them.
2977 (write_tree_1): Rewrite. Use the new functions above.
2978 (write_tree): Remove afterward processing.
2979 (write_subroutine): Simplify function variant emission.
2980 (write_subroutines): New.
2981 (same_codes, clear_codes): Remove.
2982 (same_modes, clear_modes): Remove.
2983 (write_header): New, broken out of main.
2984 (make_insn_sequence): Use new_decision and new_decision_test.
2985 (process_tree): New, broken out of main.
2986 (main): Adjust for merge_trees interface change.
2987 Don't #define operands in the output file.
2988 (record_insn_name): New, broken out of make_insn_sequence.
2989 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2990 (debug_decision): New.
2992 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2994 * resource.c (find_free_register): Mark class_str argument const.
2995 * resource.h: Update prototype to match.
2997 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2998 * i386.md: Give all anonymous insns names.
3000 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3002 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3005 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3007 * toplev.c (dbr_sched_time): Unconditional.
3008 (peephole2_time): New.
3009 (compile_file): Add pass numbers to all of the dump file suffixes.
3010 Dump peephole2_time. Don't dump times for non-applicable passes.
3011 (rest_of_compilation): Add pass numbers to dump file suffixes.
3012 Conditionalize calls to the scheduler.
3013 * invoke.texi: Update.
3015 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3017 * flow.c (make_edges): Fix insn iteration.
3018 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3019 (find_basic_blocks_1): Fix spelling mistake.
3021 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3023 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3024 always have side-effects. Use memset not bzero.
3025 (make_node): Likewise.
3027 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3029 * stmt.c (expand_anon_union_decl): When any of the elements of the
3030 union is addressable, so is the entire union.
3032 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3034 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3036 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3037 * bitmap.c (bitmap_operation): Return true iff TO changed.
3038 (bitmap_equal_p): New.
3039 (bitmap_bit_p): Tidy arithmetic.
3040 (debug_bitmap_file): Likewise.
3042 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3044 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3045 before cse2 instead of after.
3047 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3049 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3052 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3054 * cppinit.c (is_idchar initializer): Loosen tests to accept
3057 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3059 * mips.md: Define conditional move patterns for floating point
3060 operands and DI mode conditions.
3062 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3064 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3065 always have side-effects.
3067 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3069 * mn10200.c (asm_file_start): Fix typo.
3071 * cppinit.c (is_idchar initializer): Tighten tests for when
3072 to put the table into initialized memory.
3074 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3075 not an array of rtunion.
3076 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3077 * gcc-simple (ggc_free_rtvec): Similarly.
3079 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3082 * mbchar.h: Add missing #endif.
3084 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3085 (FPBIT, DPBIT): Define.
3087 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3089 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3091 * profile.c (instrument_arcs, output_gcov_string,
3092 tablejump_entry_p): Add static prototypes.
3093 (output_gcov_string): Constify a char*.
3095 * regmove.c (replacement_quality, fixup_match_2): Add static
3098 * resource.h (reg_dead_p): Add extern prototype.
3100 * rtl.c (trim_filename): Add static prototype.
3102 * scan-decls.c (skip_to_closing_brace): Likewise.
3104 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3105 (expand_end_case): Initialize variable `range'.
3106 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3108 * varasm.c (asm_emit_uninitialised): Add static prototype.
3109 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3112 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3114 * cpplib.c (if_directive_nameo): Add static prototype.
3116 * cse.c (cse_insn): Remove unused variable `p'.
3118 * except.c (create_rethrow_ref, push_entry,
3119 receive_exception_label, new_eh_region_entry, find_func_region,
3120 clear_function_eh_region, process_nestinfo): Add static prototypes.
3121 (get_reg_for_handler): Hide definition.
3122 (process_nestinfo): Initialize variable `extra_handlers'.
3124 * expr.h (expand_builtin_longjmp): Add extern prototype.
3126 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3128 * function.c (prepare_function_start): Likewise.
3129 (pop_function_context_from): Mark parameter `context' with
3131 (push_temp_slots_for_block, flush_addressof): Hide definition.
3133 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3134 solve_program_flow_graph, calculate_branch_probs,
3135 function_summary, main, fancy_abort): Add prototypes.
3137 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3138 (add_hash): Constify a char*.
3140 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3141 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3142 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3144 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3146 * lists.c (free_list, zap_lists): Likewise.
3148 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3150 * alias.c (nonlocal_reference_p): Add static prototype.
3152 * bitmap.c (bitmap_element_allocate): Prototype args in function
3155 * builtins.c (stabilize_va_list): Add static prototype.
3156 (expand_builtin_va_arg): Constify a char*.
3158 * c-lex.c (getch, put_back, extend_token_buffer_to,
3159 read_line_number, token_getch, token_put_back): Add static
3162 * c-parse.gperf (hash, is_reserved_word): Likewise.
3164 * cccp.c (is_dir_separator): Likewise.
3166 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3168 * graph.h: New file to prototype functions exported by graph.c.
3170 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3172 * graph.c: Include graph.h.
3174 * toplev.c: Likewise. Remove redundant prototypes.
3176 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3178 * invoke.texi: Removed duplicated description for -Q.
3180 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3182 * extend.texi: Grammar fix in __extension__ text.
3184 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3186 * md.texi (define_peephole2): New section.
3188 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3190 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3191 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3194 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3196 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3198 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3200 * i386.md (ffs expander): Emit Pentium friendly code for
3203 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3205 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3209 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3211 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3213 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3215 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3218 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3220 * md.texi (No Constraints): Delete section.
3221 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3222 * final.c (final_scan_insn): We always have register constraints.
3223 * genattrtab.c: Don't include "insn-config.h".
3224 (write_attr_case): We always have register constraints.
3225 * genconfig.c (register_constraint_flag): Delete.
3226 (walk_insn_part): Don't check whether we have register constraints.
3227 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3228 * genoutput.c (have_constraints): Delete.
3229 (main): Don't set it.
3230 (output_operand_data): We always have constraints.
3231 (scan_operands): Likewise.
3232 (compare_operands): Likewise.
3233 * local-alloc.c (block_alloc): We always have constraints.
3234 (requires_inout): Always compile this function.
3235 * recog.c (extract_insn): We always have constraints.
3236 (constrain_operands, reg_fits_class_p): Always compile these
3238 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3240 (struct insn_operand_data): Likewise.
3241 * regclass.c (regclass): We always have constraints.
3242 (record_reg_classes, copy_cost, record_address_regs,
3243 auto_inc_dec_reg_p): Always compile these functions.
3244 * regmove.c (regmove_optimize): We always have constraints.
3245 * reload.c (find_reloads): Likewise.
3246 * reload1.c (reload): Likewise.
3247 (reload_cse_simplify_operands): Likewise.
3248 * i860.c (output_delay_insn): Likewise.
3250 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3252 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3254 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3256 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3257 for the va_list record.
3259 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3261 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3264 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3266 * alias.c: Include insn-flags.h.
3267 * Makefile.in (alias.o): Update.
3269 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3271 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3272 to LTU and GEU. Handle more cases using sbb.
3274 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3276 * i386.md (truncatexfdf splitters): Do not use subreg.
3277 (fop XFmode patterns): Fix mode in operand testing.
3279 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3281 * jump.c (jump_optimize_1): Amend last change to test only the
3282 form of the operand, not the insn.
3284 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3285 not register_operand to determine when B may need preloading.
3287 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3289 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3290 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3291 (call-value patterns): Move to end of file.
3292 (*): Remove mode from label_ref in (pc) context.
3293 (movstrqi): Use memory not general_operand for BLKmode operands.
3294 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3295 to register_operand operands.
3296 (peep2 patterns): Convert from commented-out peephole patterns.
3298 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3300 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3301 to BUILT_IN_INIT_DWARF_REG_SIZES.
3302 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3303 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3304 expand_builtin_init_dwarf_reg_sizes.
3305 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3306 with __builtin_init_dwarf_reg_size_table.
3307 * dwarf2out.c (struct reg_size_range): Delete.
3308 (expand_builtin_init_dwarf_reg_sizes): New function.
3309 (expand_builtin_dwarf_reg_size): Delete.
3310 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3311 (expand_builtin_dwarf_reg_size): Don't declare.
3312 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3313 (dwarf_reg_size_table): New.
3314 (init_reg_size_table): New function.
3315 (copy_reg): Use dwarf_reg_size_table.
3316 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3319 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3321 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3322 Correctly build argument list to constructor and destructor functions.
3324 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3326 * c-tree.h (warn_float_equal): Declare.
3327 * c-decl.c (warn_float_equal): Define.
3328 (c_decode_option): Recognize -W[no-]float-equal.
3329 * c-typeck.c (build_binary_op): Conditionally warn
3330 about equality tests of floating point types.
3331 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3332 * invoke.texi: Add docs for -Wfloat-equal warning.
3334 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3336 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3337 generating RTL directly.
3338 * mips.h (INIT_TARGET_OPTABS): Likewise.
3339 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3341 * expr.h (init_mov_optab): Delete declaration
3343 * h8300.c (WORD_REG_USED): Update to avoid useless register
3344 saves in interrupt functions and functions which never return.
3346 * cse.c (struct set): Delete inner_dest_loc field.
3347 (cse_insn): Remove assignments to inner_dest_loc field.
3349 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3351 * ggc-page.c: Don't include <unistd.h> etc taken care of
3352 by "system.h". Include <sys/mman.h> afterward.
3354 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3356 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3359 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3361 * xcoffout.c (xcoffout_declare_function): Add documentation.
3362 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3363 TARGET_64BIT. Compare constant to -1, not bit pattern.
3364 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3365 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3368 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3370 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3372 (gen_inlined_enumeration_type_die): Do not abort if the type has
3373 not been writeen out.
3374 (gen_inlined_structure_type_die): Do not abort if the type has
3375 not been writeen out.
3376 (gen_inlined_union_type_die): Do not abort if the type has
3377 not been writeen out.
3378 (gen_tagged_type_instantiation_die): Do not abort if the type
3379 has not been written out.
3381 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3383 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3385 * reg-stack.c (straighten_stack): Copy hard reg set with
3388 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3390 * builtins.c (stabilize_va_list): Stabilize array type va_list
3391 to a pointer type, not the base record type.
3392 (expand_builtin_va_copy): Dereference the pointers explicitly;
3393 use the correct size for the copy.
3395 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3396 (rs6000_va_arg): Likewise.
3398 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3400 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3402 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3404 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3406 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3408 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3410 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3411 (init_ggc): Use it instead of a constant.
3412 (ggc_collect): Bound allocated_last_gc by it.
3414 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3416 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3419 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3421 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3422 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3424 * config/mips/openbsd.h: New, OpenBSD little endian target.
3425 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3426 * config/mips/xm-openbsd.h: New, OpenBSD host.
3428 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3430 * config/m68k/m68k.c (output_function_prologue,
3431 output_function_epilogue): Use
3432 current_function_uses_pic_offset_table instead of regs_ever_live
3433 to decide whether to save/restore pic register.
3434 (legitimize_pic_address): Don't modify regs_ever_live any more.
3436 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3438 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3439 * stor-layout.c (variable_size): Don't add sizes to the pending
3440 sizes list if x_dont_save_pending_sizes_p is set.
3442 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3444 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3445 for symbolic_operand().
3446 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3448 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3450 * combine.c (gen_rtx_combine): Add missing call to va_end().
3452 * final.c (asm_fprintf): Likewise.
3454 * genattrtab.c (attr_rtx): Likewise.
3456 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3458 * cse.c: Update comments.
3459 (cse_insn): When converting a conditional/computed jump into
3460 an unconditional jump, always make sure a BARRIER immediately
3461 follows the converted jump. Do not delete unreachable code.
3462 (cse_basic_block): Do not delete unreachable code.
3463 * toplev.c (rest_of_compilation): Move call to
3464 delete_trivially_dead_insns after the conditional call to
3467 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3469 * collect2.c (make_temp_file): Don't prototype.
3471 * gcc.c (make_temp_file): Likewise.
3473 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3475 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3477 * varasm.c (asm_emit_uninitialised): New function: Generate
3478 the assembler statements necessary to declare an uninitialised
3480 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3482 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3483 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3485 (assemble_variable): Use asm_emit_uninitialised to emit an
3486 uninitialised variable.
3488 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3490 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3491 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3492 <geoffk@cygnus.com>.
3494 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3496 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3497 * c-common.h (builtin_function): Don't declare.
3499 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3501 (pushdecl): Likewise.
3502 (finish_decl): Likewise.
3503 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3504 int. All callers changed.
3505 Set the builtin's DECL_BUILT_IN_CLASS.
3506 * tree.h (enum built_in_class): New.
3507 (enum built_in_function): Delete NOT_BUILT_IN.
3508 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3510 (DECL_SET_FUNCTION_CODE): Likewise.
3511 (DECL_BUILT_IN_CLASS): New macro.
3512 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3513 (struct tree_decl): Split builtin function code field into a
3515 (builtin_function): Declare.
3517 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3519 * optabs.c (init_traps): Fix typo in last change.
3521 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3523 * toplev.c (rest_of_decl_compilation): Update comment.
3525 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3527 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3528 in .sbss if appropriate.
3529 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3530 (SBSS_SECTION_ASM_OP): New macro.
3531 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3532 (EXTRA_SECTIONS): Add in_sbss.
3533 * config/mips/mips.h: Prototype sbss_section.
3535 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3537 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3540 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3542 * optabs.c (init_traps): Register trap_rtx as a GC root.
3544 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3546 * config/mips/mips.c (function_arg_pass_by_reference): Define
3547 unconditionally, since it's called unconditionally.
3549 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3551 * toplev.c (documented_lang_options): Add -fshort-wchar.
3552 * c-decl.c (c_decode_option): Likewise.
3553 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3555 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3556 * gcc.c (default_compilers): If -fshort-wchar,
3557 override __WCHAR_TYPE__.
3558 * tm.texi (C Dialect Options): Add -fshort-wchar.
3560 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3561 symbol for a variable.
3563 * cpplib.h (CPP_PREPROCESSED): New macro.
3564 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3565 we're seeing this input for a second time.
3567 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3569 * emit-rtl.c (init_emit_once): Initialize modes first.
3571 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3573 * config/i386/i386.c (pic_label_name): Change to char pointer.
3574 (global_offset_table): New variable.
3575 (load_pic_register): Fill global_offset_table if it hasn't
3576 already been done. Allocate pic_label_name dynamically.
3577 * ggc.h (empty_string): New variable.
3578 * ggc-simple.c (empty_string): Likewise.
3579 (init_ggc): Allocate empty_string and add as root.
3580 * stmt.c (digit_strings): New variable.
3581 (init_stmt): Add last_block_end_note as root. Allocate and
3582 initialize digit_strings.
3583 (expand_asm_operands): Use empty_string instead of string
3584 constant. Use digit_strings instead of string constants.
3585 * profile.c (init_arc_profiler): Allocate string with
3586 ggc_alloc_string instead of xmalloc.
3587 (output_func_start_profiler): Likewise.
3588 * c-typeck.c (digest_init): Check if init is error_mark_node.
3590 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3591 Richard Henderson <rth@cygnus.com>
3593 * ggc-page.c: New file.
3594 * Makefile.in (ggc-page.o): New.
3596 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3598 * invoke.texi: Document -fdelete-null-pointer-checks
3599 * toplev.c (flag_delete_null_pointer_checks): New.
3600 (f_options): Add entry for -fdelete-null-pointer-checks.
3601 (rest_of_compilation): Conditionalize null pointer check
3602 elimination on flag_delete_null_pointer_checks.
3603 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3605 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3607 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3608 copyright notice and special exception to GPL.
3610 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3612 * abi64.h (mips_function_value): Add prototype arguments.
3614 * mips-protos.h: New file with mips prototypes.
3616 * mips.c: Include "tm_p.h".
3617 (mktemp, lookup_name): Add prototype arguments.
3618 (extern_list, string_constant, mips_fill_delay_slot,
3619 mips_output_external, mips_output_external_libcall,
3620 mips_output_filename, mips_declare_object, function_prologue,
3621 mips_expand_prologue, function_epilogue, mips16_constant,
3622 build_mips16_function_stub, mips_output_conditional_branch):
3624 (mips_va_start): Remove unused variable `u'.
3625 (mips_va_arg): Cast value to unsigned when comparing against one.
3627 (save_restore_insns, mips_expand_prologue): Add missing arg in
3628 call to `large_int'.
3630 * mips.h: Move prototypes to mips-protos.h.
3631 (data_section, memory_address_p, rdata_section,
3632 readonly_data_section, simple_epilogue_p, text_section): Delete
3633 prototypes delcared elsewhere.
3634 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3636 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3638 * mips.md: Delete extra args in call to `mips_move_2words'.
3640 * xm-iris6.h (alloca): Add prototype argument.
3642 * genpeep.c: Include "tm_p.h" in generated output file.
3644 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3646 * basic-block.h (find_edge_index): Change parameters.
3647 * flow.c (verify_edge_list): Pass basic_block parameters to
3648 find_edge_index instead of integers.
3650 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3652 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3655 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3657 * gcc.1: Fix a formatting error.
3659 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3661 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3662 i786, mn10200, mn10300, pdp11, v850.
3664 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3666 * libgcc2.c (num_digits): Add prototype with
3667 __attribute__((const)).
3668 (__terminate): Add prototype.
3670 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3672 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3674 * alpha/alpha.c (print_operand): Fix type of `code'.
3675 (alpha_output_filename): Constify.
3676 * alpha/alpha.h: Move all function declarations ...
3677 * alpha/alpha-protos.h: ... here. New file.
3678 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3679 (SECTION_FUNCTION_TEMPLATE): Likewise.
3681 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3683 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3684 * expr.c (expand_expr): Likewise.
3685 (do_jump): Likewise.
3686 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3687 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3689 (enum can_compare_purpose): New.
3690 (can_compare_p): Adjust prototype.
3691 (prepare_cmp_insn, prepare_operand): Declare.
3692 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3693 * optabs.c (cmp_available_p): Deleted.
3694 (expand_abs): Pass ccp_jump to can_compare_p.
3695 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3696 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3697 Call can_compare_p rather than cmp_available_p.
3698 (prepare_operand): No longer static.
3699 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3700 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3701 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3702 sequence to use emit_cmp_and_jump_insns.
3703 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3705 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3707 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3708 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3709 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3710 (plus (reg) (const_int 0))
3711 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3713 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3715 * rs6000.c (expand_block_move): DImode loads and stores require
3716 word-aligned displacements. Increment address registers with
3717 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3719 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3721 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3722 is no name for the base type, rather than segfault. If we are
3723 writing out a complex integer type, use DW_ATE_lo_user.
3725 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3726 in one word or less (complex char, complex short, or on 64 bit
3727 systems complex float) to/from a hard register, copy it through
3728 memory instead of dying in gen_{real,imag}part. If we have a
3729 short complex type, prevent inlining since it allocates stack
3732 * tree.c (build_complex_type): If we are writing dwarf2 output,
3733 generate a name for complex integer types.
3735 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3737 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3738 * flow.c (remove_edge): Remove extra whitespace.
3739 (remove_fake_edges): Fix comment.
3740 (add_noreturn_fake_exit_edges): Use the correct name.
3742 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3744 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3745 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3746 (clean): Depend on INTL_CLEAN.
3747 (maintainer-clean): Adjust.
3749 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3751 * configure.in (AC_PREREQ): Bump to 2.13.
3752 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3754 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3756 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3758 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3760 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3761 (HAVE_STRINGIZE): Define.
3763 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3765 * c-parse.in: save and restore warn_pointer_arith on __extension__
3766 along with pedantic.
3767 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3768 Set the type of extension to itype rather than $<itype>1 kludge.
3769 * extend.texi (Alternate Keywords): Adjust documentation.
3770 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3772 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3774 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3775 most assembler templates.
3777 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3778 FP loads and stores.
3779 (following_call): Always return zero for the PA8000.
3780 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3781 FP loads and stores.
3782 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3784 * pa.h (BRANCH_COST): Define.
3786 * pa.md (return, return_internal): Use bve for PA2.0.
3788 * pa.md (fused multiply): Add variants which reduce height for the
3789 fused multiply, but which still generate 2 insns.
3790 (fnegabs): Similarly.
3792 * pa.md (subsi3): Turn into an expander. Create two anonymous
3793 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3794 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3796 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3798 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3800 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3801 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3803 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3806 * flow.c (record_active_eh_regions): Terminate loop after finding
3807 the last insn in the last basic block.
3809 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3811 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3813 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3815 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3817 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3819 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3820 splitting to not use output template.
3822 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3824 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3825 * config/c4x/c4x.c (c4x_va_start): New function.
3827 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3829 * genrecog.c (not_both_true): Handle correctly cases when called for
3830 tests with different positions in the insn.
3832 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3834 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3836 * system.h (HOST_PTR_PRINTF): ... to here.
3838 * mips-tfile.c: Don't include machmode.h.
3840 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3841 (mips-tfile.o): Don't depend on machmode.h.
3843 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3845 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3846 avoid conflicts with typedef struct `region' at the top level scope.
3848 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3850 * basic-block.h (basic_block): Add eh_beg, eh_end.
3851 * flow.c (entry_exit_blocks): Update.
3852 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3854 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3855 lists.c functions to allocate insn lists.
3856 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3858 (make_eh_edge): ... here. New.
3859 (move_stray_eh_region_notes): New.
3860 (record_active_eh_regions): New.
3861 (delete_unreachable_blocks): Split out block merging ...
3862 (try_merge_blocks): ... here. New.
3863 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3864 Dump debugging data.
3865 (merge_blocks_move_successor_nojumps): Likewise.
3866 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3868 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3870 * extend.texi (Bound member functions): Document unbound pmf
3873 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3875 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3876 has the EXIT_BLOCK as a dest.
3878 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3880 * flow.c (remove_edge): New function to remove an edge from the
3882 (remove_fake_successors): New function to remove fake successor edges.
3883 (remove_fake_edges): New function to remove all fake edges from the
3885 (add_fake_exit_edges): New function to add fake edges from all blocks
3886 with no successors to the exit block.
3887 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3888 prototypes for new functions.
3890 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3892 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3893 Use Pmode to determine whether to output .dword or .word.
3895 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3897 * tree.c (built_in_filename): New variable.
3898 (BUILT_IN_FILENAME): New macro.
3899 (init_tree_codes): Allocate built_in_filename.
3900 (make_node): Use built_in_filename instead of string constant.
3902 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3904 * configure.in: Add fr30 target.
3905 * configure: Regenerate.
3906 * config/fr30: New directory.
3907 * config/fr30/crti.asm: New file.
3908 * config/fr30/fr30.c: New file.
3909 * config/fr30/crtn.asm: New file.
3910 * config/fr30/fr30.h: New file.
3911 * config/fr30/fr30.md: New file.
3912 * config/fr30/lib1funcs.asm: New file.
3913 * config/fr30/t-fr30: New file.
3914 * config/fr30/xm-fr30.h: New file.
3916 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3918 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3919 BARRIER at the end of the successor, not the BARRIER before
3922 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3924 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3926 * stmt.c (any_pending_cleanups): Don't crash when
3927 current_function->stmt is unset.
3929 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3931 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3932 other initializations that may use it for relative offsets.
3934 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3936 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3937 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3938 * config/i386/sol2dbg.h: Removed.
3939 * config/i386/sol2gas.h: New file, to enable gas work-around.
3940 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3941 Don't use sol2dbg.h.
3942 * configure: Rebuilt.
3944 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3946 * invoke.texi (-fthis-is-variable): Remove documentation.
3948 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3950 * basic-block.h (compute_bb_for_insn): Declare.
3951 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3952 to use; set size of basic_block_for_insn directly.
3953 (find_basic_blocks): Update.
3955 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3957 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3959 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3961 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3962 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3964 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3966 * c-decl.c (c_decode_option): Extend comment.
3968 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3970 * toplev.c (progname): Make 'const char *'
3971 (flag_print_mem): Move out of main.
3972 (version_flag): Move out of main.
3973 (filename): Move out of main.
3974 (debug_args): Remove g prefix from options.
3975 (documented_lang_options): Remove cpplib specific options.
3976 (display_help): Add g prefix to debug options.
3977 (check_lang_option): Delete this function.
3978 (decode_d_option): New function: Decode -d... option.
3979 (decode_f_option): New function: Decode -f... option.
3980 (decode_W_option): New function: Decode -W... option.
3981 (decode_g_option): New function: Decode -g... option.
3982 (independent_decode_option): New function: Decode a language
3983 independent command line option.
3984 (main): Invoke lang_decode_option and then
3985 independent_decode_option on each command line option in
3988 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3990 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3991 * fold-const.c (fold_range_test): Do not try to fold the range
3992 test if the rhs or lhs has side effects.
3994 * basic-block.h (compute_flow_dominators): Declare.
3996 * gcse.c (alloc_code_hoist_mem): New function.
3997 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3998 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3999 (hoist_code, one_code_hoisting_pass): Likewise.
4000 (gcse_main): If optimizing for size, then hoist expressions
4001 computed in multiple dominated basic blocks.
4003 * gcse.c (invalid_nonnull_info): New function.
4004 (delete_null_pointer_checks): Likewise.
4005 * rtl.h (delete_null_pointer_checks): Declare.
4006 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4008 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4009 (merge-blocks_move_successor_nojumps): Likewise.
4010 (merge_blocks): Allow merging of some blocks, even if it requires
4011 physical movement of the blocks, but not if it requires new jumps.
4013 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4014 Callers and prototype changed.
4015 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4017 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4019 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4020 -YP when both -p and -pg are present. From i386/sol2.h.
4022 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4024 * Makefile.in (distclean): Delete tm_p.h.
4025 * configure.in: Create a new file, "tm_p.h", from a list in
4026 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4027 "i386/i386-protos.h".
4029 * alias.c: Include "tm_p.h".
4030 * c-typeck.c: Likewise.
4031 * calls.c: Likewise.
4033 * emit-rtl.c: Likewise.
4034 * explow.c: Likewise.
4035 * expmed.c: Likewise.
4037 * final.c: Likewise.
4039 * fold-const.c: Likewise.
4040 * function.c: Likewise.
4042 * global.c: Likewise.
4043 * haifa-sched.c: Likewise.
4044 * integrate.c: Likewise.
4046 * local-alloc.c: Likewise.
4048 * optabs.c: Likewise.
4049 * recog.c: Likewise.
4050 * reg-stack.c: Likewise.
4051 * regclass.c: Likewise.
4052 * regmove.c: Likewise.
4053 * reload.c: Likewise.
4054 * reload1.c: Likewise.
4055 * reorg.c: Likewise.
4056 * resource.c: Likewise.
4058 * stor-layout.c: Likewise.
4059 * toplev.c: Likewise.
4061 * unroll.c: Likewise.
4062 * genattrtab.c (main): Make generated file include "tm_p.h".
4063 * genemit.c (main): Likewise.
4064 * genoutput.c (main): Likewise.
4065 * genrecog.c (main): Likewise.
4067 * i386.h: Delete all prototypes.
4068 * i386.c: Include "tm_p.h".
4069 (ix86_attr_length_default): Call constant_call_address_operand
4070 with correct number of arguments.
4071 * i386-protos.h: New file.
4072 * i386.md (unnamed patterns): Call constant_call_address_operand
4073 with correct number of arguments.
4074 (exception_receiver): Call load_pic_register with correct number
4077 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4079 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4081 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4083 * rtl.h (insns_safe_to_move_p): New function.
4084 * loop.c (find_and_verify_loops): Use it.
4085 * rtlanal.c (insns_safe_to_move_p): Define it.
4087 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4089 * c-pragma.c: Include ggc.h.
4090 * Makefile.in (c-pragma.o): Update.
4092 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4094 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4095 (LIB_SPEC): Likewise.
4096 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4097 Reindent -YP/-p/-pg.
4098 Copied from config/sparc/sol2.h.
4100 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4102 * c-pragma.c (mark_align_stack): New.
4104 * c-pragma.h (init_pragma): Declare it.
4105 * c-lex.c (init_parse): Call it.
4107 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4109 * configure.in: Pick up thread library on Solaris/x86 just
4110 like on Solaris/sparc.
4111 * configure: Rebuilt.
4113 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4115 * rtl.h (global_rtx_index): New enum.
4116 (global_rtl): Change to array of rtx.
4117 (pc_rtx, cc0_rtx): Redefine accordingly.
4118 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4119 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4120 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4121 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4122 (const_int_rtx): Change to array of rtx.
4123 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4125 * emit-rtl.c (global_rtl): Change to array of rtx.
4126 (const_int_rtx): Change to aray of rtx.
4127 (gen_rtx_CONST_INT): Redefine accordingly.
4128 (init_emit_once): Allocate and initialize global_rtl. Likewise
4129 for const_int_rtx. Add both as GC roots.
4130 * genattrtab.c (global_rtl): Update declaration.
4132 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4134 * Makefile (USER_H): Add iso646.h back.
4136 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4138 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4139 zapping the LOG_LINKS of sched_before_next_call.
4141 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4142 * pa.c (insn_refs_are_delayed): Renamed from
4143 insn_sets_and_refs_are_delayed.
4145 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4147 * functiion.h (struct function): Add x_whole_function_mode_p.
4148 (retrofit_block): Declare.
4149 * function.c (retrofit_block): New function.
4150 (identify_blocks): Add assertions. Allow an incomplete set of
4151 block notes if we're still generating code for the function.
4152 * integrate.c: Include loop.h.
4153 (expand_inline_function): Call find_loop_tree_blocks to map block
4154 notes to blocks when in whole-function mode. Use retrofit_block
4155 to insert new BLOCKs for the inlined function, rather than
4157 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4158 * Makefile.in (integrate.o): Depend on loop.h.
4160 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4162 * tree.h (warn_about_unused_variables): Declare.
4163 * stmt.c (warn_about_unused_variables): New function, split out
4165 (expand_end_bindings): Here.
4167 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4169 * stmt.c (preserve_subexpressions_p): Don't crash when
4170 current_function->stmt is unset.
4172 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4174 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4175 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4176 (expand_start_target_temps): Use it.
4177 * except.c (expand_eh_region_start_for_decl): Likewise.
4178 * expr.c (expand_expr): Likewise.
4180 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4182 * fold-const.c (operand_equal_p): Pay attention to side effects.
4184 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4186 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4187 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4189 * tlink.c (scan_linker_output): Look for keywords before accepting
4190 a mangled name in quotes.
4192 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4194 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4195 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4197 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4199 * alpha.md: Revert Thu Nov 26 change that came in through the
4200 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4201 Avoid earlyclobber when possible.
4203 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4205 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4207 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4208 Define HAVE_ON_EXIT.
4210 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4212 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4213 CTYPE_CONV in all ctype macros.
4215 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4218 * cexp.y (initialize_random_junk): Likewise.
4220 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4222 * i370.c (handle_pragma): Likewise.
4224 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4226 * v850.c (override_options): Likewise.
4228 * doprint.c (_doprnt): Likewise.
4230 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4233 * fixinc/server.c (load_data): Likewise.
4235 * fold-const.c (real_hex_to_f): Likewise.
4237 * genattr.c (write_upcase, gen_attr): Likewise.
4239 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4240 write_upcase): Likewise.
4242 * genemit.c (print_code): Likewise.
4244 * genopinit.c (gen_insn): Likewise.
4246 * genpeep.c (print_code): Likewise.
4248 * genrecog.c (print_code): Likewise.
4250 * optabs.c (init_libfuncs): Likewise.
4252 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4254 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4256 (reemit_notes): Likewise.
4258 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4260 * ggc.h (ggc_root): Move to ggc-common.c.
4262 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4263 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4264 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4265 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4266 * ggc-common.c (ggc_root): Move from ggc.h.
4267 (roots): Declare, static.
4268 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4269 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4270 null or check/set mark bit.
4271 (ggc_mark_roots): New.
4272 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4274 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4276 * m32r.c: Include toplev.h.
4277 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4278 (gen_compare): Rename swap_p to must_swap to match uses.
4279 Add default abort case.
4280 (m32r_output_function_epilogue): Remove unused variables.
4281 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4282 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4283 define to empty parameter list. Update all uses.
4284 (predicate decls): Use enum machine_mode not int.
4285 * m32r.md (movsi): Call abort, not fatal_insn.
4286 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4288 1999-09-14 Andrew Haley <aph@cygnus.com>
4290 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4291 use $0 instead of 0.
4293 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4295 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4296 computation out of loop over hard regs.
4298 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4300 * function.c (identify_blocks): Don't shadow a variable in an
4302 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4303 pushdecl, or poplevel to build up the new BLOCK tree.
4304 (expand_inline_function): Likewise.
4305 (integrate_parm_decls): Likewise.
4307 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4309 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4311 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4313 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4314 * invoke.texi: Document this change.
4316 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4318 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4320 (mark_emit_status): Renamed from mark_emit_state.
4321 * except.c (mark_eh_status): Renamed from mark_eh_state.
4322 Check not null before marking.
4323 (free_eh_status): New.
4324 * expr.c (mark_expr_status, free_expr_status): New.
4325 * function.c (free_machine_status): New.
4326 (free_after_parsing): New.
4327 (free_after_compilation): Move bits to free_after_parsing; call
4328 free_eh_status, free_expr_status; zero the marked members of the
4330 (prepare_function_start): No can_garbage_collect.
4331 Call init_eh_for_function.
4332 (expand_dummy_function_end): Free up current_function state.
4333 (mark_function_status): Renamed from mark_function_state.
4334 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4335 * function.h (struct function): No can_garbage_collect.
4336 (free_machine_status, free_after_parsing): Declare.
4337 (free_eh_status, free_expr_status): Declare.
4338 * ggc.h (mark_expr_status): Declare.
4339 * stmt.c (free_stmt_status): Free the struct.
4340 (mark_stmt_status): Renamed from mark_stmt_state.
4341 (init_stmt): Don't call init_eh.
4342 (init_stmt_for_function): Don't call init_eh_for_function.
4343 * toplev.c (compile_file): Call init_eh.
4344 (rest_of_compilation): Free basic block info before ggc_collect.
4345 Call free_after_parsing; conditionally call free_after_compilation.
4346 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4347 Check not null before marking.
4348 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4350 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4352 * c-lex.c (yylex): Initialize warn.
4354 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4356 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4357 register when performing secondary reloads for the SAR register.
4359 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4361 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4362 (NOTE_BLOCK): New macro.
4363 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4364 * function.h (identify_blocks): Change prototype.
4365 * function.c (identify_blocks): Simplify.
4366 (reorder_blocks): Likewise.
4367 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4368 NOTE_INSN_BLOCK_{BEG,END}.
4369 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4370 the list of saved notes if the note isn't a
4371 NOTE_INSN_BLOCK_{BEG,END}.
4372 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4374 (reemit_notes): Adjust recreation of notes to reflect new saved
4376 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4377 printing a block note.
4378 * stmt.c (block_vector): Remove.
4379 (find_loop_tree_blocks): Simplify.
4380 (unroll_block_trees): Likewise.
4381 * tree.h (reorder_block): Change prototype.
4383 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4385 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4386 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4387 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4388 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4389 (atexit, exit): Simplify.
4390 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4391 * config/lots: Remove defns of HAVE_ATEXIT.
4393 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4395 * calls.c (precompute_arguments): Fix typo in comment.
4396 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4399 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4401 * dsp16xx.c (override_options): Fix typos in GC root registration.
4403 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4405 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4407 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4408 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4409 (CC1_SPEC): Likewise.
4411 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4413 * genattr.c (main): Add extern prototype. Call return, not exit.
4414 * genattrtab.c (main): Likewise.
4415 * gencheck.c (main): Likewise.
4416 * gencodes.c (main): Likewise.
4417 * genconfig.c (main): Likewise.
4418 * genemit.c (main): Likewise.
4419 * genextract.c (main): Likewise.
4420 * genflags.c (main): Likewise.
4421 * gengenrtl.c (main): Likewise.
4422 * genopinit.c (main): Likewise.
4423 * genoutput.c (main): Likewise.
4424 * genpeep.c (main): Likewise.
4425 * genrecog.c (main): Likewise.
4427 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4428 * genattrtab.c (get_insn_name): Likewise.
4429 * gencodes.c (get_insn_name): Likewise.
4430 * genconfig.c (get_insn_name): Likewise.
4431 * genemit.c (get_insn_name): Likewise.
4432 * genextract.c (get_insn_name): Likewise.
4433 * genflags.c (get_insn_name): Likewise.
4434 * genopinit.c (get_insn_name): Likewise.
4435 * genpeep.c (get_insn_name): Likewise.
4437 * gencheck.c (usage): Add static prototype.
4438 * genextract.c (print_path): Constify a char*.
4439 * genopinit.c (optabs): Likewise.
4440 * genoutput.c (operand_data, data, output_predicate_decls,
4441 compare_operands): Likewise.
4442 * genrecog.c (write_tree): Add default case in switch.
4444 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4446 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4448 * print-rtl.c (get_insn_name): Remove prototype.
4450 * toplev.h (progname): Declare const.
4452 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4453 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4454 dump_sched_info, dump_local_alloc, regset_release_memory,
4455 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4456 error_with_file_and_line, error_with_decl, error_for_asm, error,
4457 fatal, warning_with_file_and_line, warning_with_decl, warning,
4458 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4459 Remove redundant prototypes.
4461 (notice, check_lang_option, report_file_and_line, vnotice,
4462 mark_file_stack): Add static prototype.
4463 (set_fatal_function): Add prototype.
4464 (vnotice, report_file_and_line, set_fatal_function,
4465 check_lang_option): Constify a char*.
4466 (main): Prototype. Call return, not exit.
4468 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4470 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4472 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4474 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4476 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4478 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4480 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4481 behave as if it's zero in all cases.
4482 (expand_function_start): Adjust call to assign_parms.
4483 * tree.h (assign_parms): Adjust prototype.
4484 * objc/objc-act.c (hack_method_prototype): Adjust call to
4487 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4489 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4490 arg_pointer_rtx fixed if the argument pointer register is
4492 (NONZERO_BASE_PLUS_P): Likewise.
4494 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4496 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4497 match_insn2 to match_insn.
4498 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4500 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4502 * Makefile.in (USER_H): Remove va-foo.h.
4504 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4505 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4506 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4507 va-spur.h,va-v850.h}: Remove.
4509 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4511 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4512 (in_return_delay): Use it instead of match_insn.
4514 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4516 * config/alpha/va_list.h (va-alpha.h): Do not include.
4517 (__gnuc_va_list): Typedef as in varargs.h.
4519 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4521 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4522 DECL_LIVE_RANGE_RTL.
4524 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4526 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4527 not NOTE_BLOCK_NUMBER.
4528 (expand_eh_region_end): Likewise.
4529 (find_exception_handler_labels): Likewise.
4530 (scan_region): Likewise.
4531 (exception_optimize): Likewise.
4532 (update_rethrow_references): Likewise.
4533 (set_insn_eh_region): Likewise.
4534 * final.c (final_scan_insn): Likewise.
4535 * flow.c (make_edges): Likewise.
4536 * integrate.c (expand_inline_function): Likewise.
4537 * print-rtl.c (print_rtx): Likewise.
4539 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4541 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4542 terms of builtin functions and types.
4544 * mips.c (mips_build_va_list): New.
4545 (mips_va_start, mips_va_arg): New.
4546 * mips.h (BUILD_VA_LIST_TYPE): New.
4547 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4549 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4550 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4551 * sh.h (BUILD_VA_LIST_TYPE): New.
4552 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4554 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4556 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4557 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4558 (struct insn_data): Likewise with n_operands, n_dups,
4559 n_alternatives, output_format.
4560 * regclass.c (scan_one_insn): Cast n_operands to int before
4561 arithmetic inside comparison.
4563 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4565 * toplev.c (compile_function): Unconditionally emit nop.
4567 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4569 * haifa-sched.c (actual_hazard): Move declaration of variable
4570 `this_cost' into the scope where it is used.
4572 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4574 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4575 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4576 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4578 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4580 * jump.c (find_insert_position): Don't declare or define unless
4581 !HAVE_conditional_arithmetic.
4582 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4584 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4586 * recog.c (offsettable_address_p): Prototype function pointer.
4587 (preprocess_constraints): Call memset, not bzero.
4589 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4590 (gcc_obstack_init): Don't declare.
4591 (fix_sizetype): Add static prototype.
4592 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4593 (tree_cons): Call memset, not bzero.
4595 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4596 definition in macro ASM_WEAKEN_LABEL.
4597 (mark_const_hash_entry): Add static prototype.
4599 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4601 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4603 * unroll.c (find_common_reg_term, subtract_reg_term,
4604 loop_find_equiv_value): Add static prototypes.
4605 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4606 (copy_loop_body): Remove unreachable break statement.
4608 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4610 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4612 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4614 Undo some changes from the gcc2 merge:
4615 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4616 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4620 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4621 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4622 initialized float-int union if the value is a NaN.
4624 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4626 * gthr-win32.h: New file.
4628 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4629 shared as a valid attribute.
4630 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4631 * extend.texi: Document `shared' variable attribute.
4633 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4635 * configure.in: Handle --enable-threads on FreeBSD.
4636 * configure: Rebuit.
4638 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4640 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4642 * configure: Rebuilt.
4644 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4645 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4646 Rosimildo DaSilva <rdasilva@connecttel.com>
4648 * configure.in (m68k-*-rtemscoff*): Added.
4649 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4650 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4651 sparc-rtems configuration.
4652 * configure.in (sparc-*-rtemself*): Added.
4653 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4654 * config/i386/rtems.h: Added comment.
4655 * config/sparc/rtemself.h: New file.
4657 * configure.in (m68k-rtemself): Added.
4658 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4659 and DWARF_DEBUGGING_INFO.
4660 * config/m68k/crti.s: New file.
4661 * config/m68k/crtn.s: New file.
4662 * config/m68k/t-crtstuff: New file.
4663 * config/m68k/rtemself.h: New file.
4665 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4666 global ctor/dtor and C++ exception handling.
4667 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4668 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4670 * config/i386/t-rtems-i386: New File.
4672 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4674 * stmt.c (expand_end_case): Return right away if the case stack is
4677 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4679 * Makefile.in (version.c): Remove rule incorrectly brought in from
4682 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4684 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4685 * msdos/top.sed: Take into account a prepended $(SHELL) to
4687 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4689 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4691 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4693 * regmove.c (fixup_match_1): Don't change an unchanging register.
4694 (stable_but_for_p): Renamed to:
4695 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4696 Changed all callers.
4698 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4700 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4701 insn from BL2 is after the insn from BL.
4703 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4705 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4706 (struct insn_data): Merge `template' and `outfun' into `output'.
4707 Add `output_format'.
4708 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4709 (struct data): Remove `outfun'; add `output_format'.
4710 (name_for_index): Remove declaration.
4711 (output_insn_data): Handle output formats.
4712 (process_template): Emit the bare array for @.
4713 (gen_expand, gen_split): Set output_format to NONE.
4714 * output.h (get_insn_template): Declare.
4715 * final.c (get_insn_template): New.
4716 (final_scan_insn): Use it.
4717 * toplev.c (compile_file): Likewise.
4719 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4720 * i860/i860.c (output_delayed_branch): Likewise.
4721 (output_delay_insn): Likewise.
4723 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4725 * rtl.c (obstack_alloc_rtx): Removed.
4727 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4729 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4731 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4733 * i386.c (call_insn_operand): Reject const_int.
4734 (expander_call_insn_operand): Use call_insn_operand.
4736 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4738 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4740 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4742 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4743 Use DImode operation.
4745 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4747 * gcc.c: Include sys/resource.h.
4748 (report_times): New flag.
4749 (execute): If report_times is set, calculate and report the
4750 CPU time consumed by each subprocess.
4752 (rus, prus): New globals.
4753 (option_map): Add --time.
4754 (display_help): Document -time.
4755 (process_command): Set report_times if -time is given.
4756 Turn off -pipe if -time is given.
4758 * invoke.texi: Document new option -time.
4760 * configure.in: Check for getrusage. Check if we have to
4761 prototype getrusage.
4762 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4763 * configure: Regenerate.
4764 * config.in: Regenerate.
4766 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4768 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4771 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4773 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4774 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4775 (nan): Return _thenan_sf or _thenan_df as appropriate.
4776 (L_thenan_sf): Define _thenan_sf.
4777 (L_thenan_df): Define _thenan_df.
4779 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4780 (DPBIT_FUNCS): Add _thenan_df.
4782 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4784 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4787 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4789 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4792 (lang_specific_driver): Don't take a function pointer parameter.
4793 All callers changed.
4795 * gcc.c: Include gcc.h.
4796 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4797 lang_specific_extra_outfiles, fatal): Don't declare.
4798 (multilib_defaults_raw): Constify.
4799 (read_specs): Call memset, rather than bzero.
4800 (main): Call return, not exit.
4801 (lookup_compiler): Call memcpy, not bcopy.
4802 (fatal): Make extern.
4804 * cppspec.c: Include gcc.h.
4805 (lang_specific_driver): Initialize variable `quote'. Constify a
4806 char*. All calls to the function pointer parameter now
4807 explicitly call `fatal'.
4809 * gccspec.c (lang_specific_driver): Include gcc.h.
4811 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4813 * arm.c (note_invalid_constants): Use recog_data.operand_type
4816 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4818 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4821 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4822 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4823 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4824 reload_secondary_in_reload, reload_secondary_out_reload,
4825 reload_secondary_in_icode, reload_secondary_out_icode,
4826 reload_reg_rtx, reload_when_needed): Delete declarations.
4827 (struct reload): New structure.
4828 (rld): Declare new array.
4829 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4830 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4831 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4832 reload_secondary_in_reload, reload_secondary_out_reload,
4833 reload_secondary_in_icode, reload_secondary_out_icode,
4834 reload_reg_rtx, reload_when_needed): Delete definitions.
4836 (whole file): Replace uses of the deleted arrays with uses of rld.
4837 * reload1.c (whole file): Replace uses of the deleted arrays with
4839 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4840 explicit loops, not with bcopy.
4842 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4844 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4845 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4846 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4847 insn_name): Delete and consolidate into new structures.
4848 (insn_operand_predicate_fn): New.
4849 (insn_output_fn): New.
4851 (struct insn_operand_data): New.
4852 (struct insn_data): New.
4854 (OUT_FCN): Update for insn_data change.
4855 * builtins.c (expand_builtin_strlen): Likewise.
4856 (expand_builtin_memcmp): Likewise.
4857 * combine.c (make_extraction, simplify_comparison): Likewise.
4858 * cse.c (canon_reg, cse_insn): Likewise.
4859 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4860 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4861 (emit_store_flag): Likewise.
4862 * expr.c (convert_move, emit_block_move): Likewise.
4863 (clear_storage, emit_push_insn, expand_increment): Likewise.
4864 (do_store_flag): Likewise.
4865 * expr.h (GEN_FCN): Likewise.
4866 (insn_gen_function): Die.
4867 * final.c (final_scan_insn): Update for insn_data change.
4868 (output_asm_name): Likewise.
4869 * function.c (fixup_var_refs_1): Likewise.
4870 * loop.c (check_dbra_loop): Likewise.
4871 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4872 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4873 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4874 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4875 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4876 * regmove.c (gen_add3_insn): Likewise.
4877 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4878 (find_reloads, find_reloads_address_1): Likewise.
4879 (debug_reload_to_stream): Likewise.
4880 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4881 * stmt.c (expand_end_case): Likewise.
4882 * toplev.c (compile_file): Likewise.
4884 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4885 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4887 * print-rtl.c (insn_name_ptr): Remove declaration.
4888 (get_insn_name): Declare.
4889 (print_rtx): Use it.
4890 * genoutput.c (insn_name_ptr): Remove.
4891 (next_operand_number): New.
4892 (struct operand_data): New.
4893 (null_operand, odata, odata_end): New.
4894 (struct data): Use struct operand_data.
4895 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4896 (get_insn_name): Renamed from name_for_index.
4897 (output_prologue): Define NO_MD_PROTOTYPES.
4898 (output_predicate_decls): Break out from output_epilogue.
4899 Iterate over the operands list.
4900 (output_operand_data): Break out from output_epilogue. Emit
4901 just the operands list.
4902 (output_insn_data): Break out from output_epilogue. Emit just
4904 (output_epilogue): Remove.
4905 (output_get_insn_name): New.
4906 (constraints, op_n_alternatives, predicates, address_p): Die.
4907 (modes, strict_low, seen): Die.
4908 (scan_operands): Take new param `d' instead of writing to
4909 seven global variables.
4910 (compare_operands): New.
4911 (place_operands): New.
4912 (validate_insn_alternatives): Update for struct data change.
4913 (gen_insn): Don't zero or copy 7 global arrays. Update for
4914 scan_operands; call place_operands.
4915 (gen_peephole, gen_expand, gen_split): Likewise.
4916 (main): Update for new output routines.
4918 * genattr.c (insn_name_ptr): Remove.
4919 (get_insn_name): New function.
4920 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4921 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4922 * genrecog.c: Likewise.
4924 * alpha.md (adddi3): Make `pattern' array static.
4926 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4928 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4929 c4x_cpu_version_string): Constify char *.
4930 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4931 c4x_cpu_version_string): Likewise.
4933 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4935 * tree.c (save_tree_status): Revert 10 Sep change.
4936 (restore_tree_status): Likewise. Call obstack_free with NULL
4937 before freeing the obstack proper.
4939 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4941 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4943 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4944 surrounding context.
4946 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4948 * tree.c (type_hash_canon): Put all types in the hash-table, when
4951 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4953 * recog.h (struct recog_data, recog_data): New.
4954 (recog_foo variables): Kill.
4955 * recog.c (recog_operand, recog_operand_loc): Kill.
4956 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4957 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4958 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4959 (recog_data): Define.
4960 (extract_insn): Update all recog_foo references to use recog_data.
4961 (preprocess_constraints, constrain_operands): Likewise.
4962 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4963 * genattrtab.c (main): Likewise.
4964 * genextract.c (main): Likewise.
4965 * genoutput.c: Likewise.
4966 * genrecog.c (write_subroutine, main): Likewise.
4967 * local-alloc.c (block_alloc): Likewise.
4968 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4969 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4970 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4971 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4972 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4973 (reload_cse_simplify_operands): Likewise.
4975 * arc/arc.c (arc_final_prescan_insn): Likewise.
4976 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4977 * h8300/h8300.c (notice_update_cc): Likewise.
4978 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4979 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4980 * mn10200/mn10200.c (notice_update_cc): Likewise.
4981 * mn10300/mn10300.c (notice_update_cc): Likewise.
4982 * romp/romp.c (update_cc): Likewise.
4983 * sparc/sparc.c (check_pic): Likewise.
4984 * v850/v850.c (notice_update_cc): Likewise.
4986 * genemit.c (main): Don't declare recog_operand.
4988 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4990 * ggc.h (rtvec_def): Forward declare.
4991 (tree_node): Likewise.
4994 (ggc_set_mark_rtx): Add prototype.
4995 (ggc_set_mark_rtvec): Likewise.
4996 (ggc_set_mark_tree): Likewise.
4997 * ggc-simple.c (ggc_root): Don't define.
4998 (roots): Don't declare.
4999 (ggc_mark_rtx): Remove.
5000 (ggc_mark_rtvec): Likewise.
5001 (ggc_mark_tree): Likewise.
5002 (ggc_mark_varray): Likewise.
5003 (ggc_mark_tree_hash_table_entry): Likewise.
5004 (ggc_mark_tree_hash_table): Likewise.
5005 (ggc_set_mart_rtx): New function.
5006 (ggc_set_mark_rtvec): Likewise.
5007 (ggc_set_mark_tree): Likewise.
5008 (ggc_add_root): Remove.
5009 (ggc_add_rtx_root): Likewise.
5010 (ggc_remove_tree_root): Likewise.
5011 (ggc_add_string_root): Likewise.
5012 (ggc_add_tree_varray_root): Likewise.
5013 (ggc_add_tree_hash_table_root): Likewise.
5014 (ggc_del_root): Likewise.
5015 (ggc_mark_rtx_ptr): Likewise.
5016 (ggc_mark_tree_ptr): Likewise.
5017 (ggc_mark_string_ptr): Likewise.
5018 (ggc_mark_tree_varray_ptr): Likewise.
5019 (ggc_mark_tree_hash_table_ptr): Likewise.
5020 * ggc-common.c: New file.
5021 * Makefile.in (OBJS): Add ggc-common.o.
5022 (ggc-common.o): List dependencies.
5024 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5026 * cppalloc.c (xstrdup): Use memcpy.
5027 * cpperror.c (cpp_print_containing_files): Don't use
5029 * cpplib.c (conditional_skip): Set temp->lineno.
5030 (do_endif): Make error message less obscure.
5031 (if_directive_name): New function.
5032 (cpp_get_token [case EOF]): Unwind the if stack and generate
5033 error messages for each unterminated conditional in this file.
5034 (parse_string): Do not behave differently if -traditional.
5036 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5038 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5039 va_list decomposing to pointer-type.
5040 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5041 (rs6000_va_arg): Likewise.
5043 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5045 * except.c (start_dynamic_handler): Compute size using
5046 STACK_SAVEAREA_MODE.
5048 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5050 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5051 include directory headers. Don't define strrchr. Don't provide
5052 my_* replacement functions. Prefer PTR over `pointer_type'.
5053 Don't prototype system functions. Don't redefine getopt.
5055 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5056 safe_read, safe_write, save_pointers, restore_pointers,
5057 is_id_char, in_system_include_dir, directory_specified_p,
5058 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5059 find_corresponding_lparen, referenced_file_is_newer,
5060 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5061 process_aux_info_file, identify_lineno, check_source,
5062 seek_to_line, forward_to_next_token_char, output_bytes,
5063 output_string, output_up_to, other_variable_style_function,
5064 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5065 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5066 find_static_definition, connect_defs_and_decs, add_local_decl,
5067 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5068 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5069 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5070 scan_for_missed_items, edit_file, string_list_cons): Add static
5072 (standard_exec_prefix, target_machine, target_version,
5073 default_syscalls_dir, string_list, string_list_cons, find_file,
5074 do_cleaning): Constify a char*.
5075 (safe_read, safe_write): Use PTR, not a char*.
5076 (is_id_char): Take an int, not a char.
5077 (main): Add prototype. Call return, not exit.
5079 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5081 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5082 when comparing types.
5084 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5086 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5087 (strength_reduce): Release the varrays from the no-bivs early exit.
5089 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5090 the loop over the registers.
5092 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5094 (restore_tree_status): Check that instead when freeing the obstack.
5096 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5098 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5101 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5103 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5104 operand size modifiers.
5106 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5108 * c-common.c (c_common_nodes_and_builtins): Don't build
5110 * c-common.h (enum c_tree_index and related accesor macros): Remove
5111 everything now declared in tree.h.
5112 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5113 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5114 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5115 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5116 unsigned_type_node, ptr_type_node, va_list_type_node,
5117 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5118 (init_decl_processing): Call build_common_tree_nodes and
5119 build_common_tree_nodes_2 instead of building their nodes here.
5120 Don't add roots for these nodes.
5121 * stor-layout.c (size_zero_node, size_one_node): Delete.
5122 (set_sizetype): Make a new node for bitsizetype each time.
5123 * tree.c (global_trees): New variable.
5124 (init_obstacks): Add a gc root for it.
5125 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5126 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5127 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5128 (build_common_tree_nodes): New function.
5129 (fix_sizetype): New function.
5130 (build_common_tree_nodes_2): New function.
5131 * tree.h (enum tree_index): New.
5132 (global_trees): Declare.
5133 Add accessor macros for all nodes now moved to global_trees.
5134 Delete their declarations.
5136 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5138 * c-decl.c (finish_function): When processing a nested function,
5139 push and pop GC context around rest_of_compilation.
5141 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5143 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5144 Default ix86_arch to PROCESSOR_I386.
5145 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5146 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5147 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5148 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5149 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5150 (EXTRA_SPECS): Remove deleted specs.
5152 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5154 * function.c (assign_stack_local_1): Allocate from
5155 function->x_frame_offset, not frame_offset.
5157 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5159 * ggc.h (lang_cleanup_tree): Remove.
5160 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5161 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5163 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5164 TYPE_LANG_SPECIFIC when garbage collecting.
5165 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5166 (lang_cleanup_tree): Remove.
5168 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5170 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5171 * crtstuff.c: Not here.
5172 * dwarf2out.c: Or here.
5173 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5176 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5178 * function.h (free_after_compilation): Remove decl parameter.
5179 (free_varasm_status0: Likewise.
5180 (free_emit_status): Likewise.
5181 (free_stmt_status): Likewise.
5182 (free_after_compilation): Likewise.
5183 (init_lang_status): New variable.
5184 (free_lang_status): Likewise.
5185 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5186 * function.c (init_lang_status): New variable.
5187 (free_lang_status): Likewise.
5188 (push_function_context_to): Don't set function::decl here.
5189 (free_after_copmilation): Make decl parameter implicit. Call
5190 free_lang_status if defined.
5191 (prepare_function_start): Call init_lang_status if defined.
5192 (init_function_start): Set function::decl here.
5193 * profile.c (output_func_start_profiler): Don't call pushdecl
5194 until we've actually started the function.
5195 * stmt.c (free_stmt_status): Make decl parameter implicit.
5196 * toplev.c (rest_of_compilation): Don't pass decl to
5197 free_after_compilation.
5198 * varasm.c (free_varasm_status): Likewise.
5200 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5202 * except.c (call_get_eh_context): Add root when allocating static
5205 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5207 * arm.c: Include "ggc.h".
5208 (arm_add_gc_roots): New function.
5209 (arm_override_options): Call it.
5210 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5212 * arm.md (define_asm_attributes): Add a pool_range attribute.
5214 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5216 * extend.texi (Volatiles): New node.
5218 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5220 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5221 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5222 (struct ggc_any): Replace `mark' with `magic_mark'.
5223 (ggc_alloc_string): Use memcpy, not bcopy.
5224 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5225 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5226 (ggc_free_any): New.
5227 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5228 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5229 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5230 Use IS_MARKED. Use ggc_free_any.
5232 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5234 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5236 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5238 * toplev.c (main): Always init_ggc.
5240 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5242 * except.c (find_all_handler_type_matches): Free the list if
5243 we found no matches.
5245 * combine.c (SUBST): Break out to a real function do_SUBST.
5246 (SUBST_INT): Likewise.
5247 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5248 (pre_insert): Free `inserted'.
5249 * loop.c (basic_induction_var): Always set `location'.
5251 * function.c (expand_function_end): Add initial_trampoline as a root.
5252 * rtl.h (init_varasm_once): Declare.
5253 * toplev.c (compile_file): Call it.
5254 * ggc-simple.c (ggc_mark_string_ptr): New.
5255 (ggc_add_string_root): New.
5256 (ggc_collect): Disable collection avoidance temporarily.
5257 * ggc.h (ggc_add_string_root): Declare.
5258 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5259 * optabs.c (init_libfuncs): Likewise.
5260 * varasm.c (named_section): Use ggc_alloc_string.
5261 (make_function_rtl): Likewise.
5262 (make_decl_rtl): Likewise.
5263 (assemble_static_space): Likewise.
5264 (assemble_trampoline_template): Likewise.
5265 (output_constant_def): Likewise.
5266 (force_const_mem): Likewise.
5267 (mark_const_hash_entry): New.
5268 (mark_pool_sym_hash_table): New.
5269 (mark_varasm_state): Use it.
5270 (init_varasm_once): New.
5272 * expr.h (init_one_libfunc): Declare.
5273 * optabs.c (init_one_libfunc): New.
5274 (init_optabs): Use it.
5275 * config/gofast.h: Likewise.
5276 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5277 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5279 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5281 * Makefile.in (cppexp.o): Depend on cpphash.h.
5282 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5284 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5285 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5286 redefining poisoned identifiers, etc.
5287 (do_undef): Don't allow poisoned identifiers to be undefined.
5288 (do_pragma): Add #pragma poison.
5289 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5291 * cccp.c: Add T_POISON node type.
5292 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5294 (do_define): Generalise to handle poisoned definitions,
5295 redefining poisoned identifiers, etc.
5296 (do_undef): Don't allow poisoned identifiers to be undefined.
5297 (do_pragma): Add #pragma poison.
5298 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5300 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5301 * c-pragma.h: Add ps_poison state. We now always have generic
5304 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5306 * ggc.h (ggc_alloc): New function.
5307 (ggc_mark): Likewise.
5308 * ggc-simple.c (ggc_any): New structure.
5309 (ggc_status): Add anys.
5310 (n_anys_collected): New variable.
5311 (ggc_alloc): Define.
5312 (ggc_mark): Likewise.
5313 (ggc_collect): Collect the anys.
5315 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5317 * c-decl.c (mark_binding_level): Make static to match prototype.
5319 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5321 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5323 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5325 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5326 will use into account. Expand the max width to 5.
5329 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5331 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5334 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5336 * alpha.md (call value patterns): Remove the result predicates.
5338 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5340 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5343 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5345 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5346 changed from extern char *, to extern PTR. Also fix typo in
5347 NEED_DECLARATION_REALLOC test.
5349 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5351 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5353 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5354 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5355 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5356 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5358 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5360 * cccp.c (pcfinclude): Likewise.
5362 * global.c (allocno_compare): Likewise.
5364 * haifa-sched.c (rank_for_schedule): Likewise.
5366 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5368 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5370 * stupid.c (stupid_reg_compare): Likewise.
5372 * tree.c (_obstack_allocated_p): Likewise.
5374 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5376 1999-09-08 Bruce Korb autogen@linuxbox.com
5378 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5379 why "gperf -F" fails.
5380 * gcc/cp/Makefile.in: ditto
5381 * gcc/Makefile.in: ditto
5382 * gcc/java/Makefile.in: ditto
5384 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5386 * lists.c: Include ggc.h.
5388 (init_EXPR_INSN_LIST_cache): Install it.
5390 * ggc-simple.c (init_ggc): Absorb the old init.
5391 (ggc_push_context): Use xcalloc.
5392 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5393 (ggc_collect): Add [rvts] tags to the collection stats.
5395 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5397 * cccp.c (main): Fix handling of -include and -imacros options.
5399 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5401 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5403 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5405 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5408 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5410 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5411 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5412 and SET_DEST. Update comment.
5414 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5416 * config/c4x/c4x.c: Include ggc.h.
5417 (c4x_add_gc_roots): New function.
5418 (c4x_override_options): Call c4x_add_gc_roots.
5420 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5422 * defaults.h (TARGET_ESC): Move ...
5423 * system.h: ... here, where Linas had it in the first place. Silly me.
5425 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5427 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5428 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5429 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5430 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5431 * defaults.h (TARGET_ESC): Add default.
5433 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5435 * configure.in: add i370-*-openedition, i370-*-mvs and
5436 i370-*-linux targets
5438 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5440 * dsp16xxx.c: Include ggc.h
5441 (override_options): Mark GC roots.
5442 * mn10200.c: Include ggc.h.
5443 (asm_file_start): Mark GC roots.
5444 * tahoe.c: Include ggc.h.
5445 (extensible_operand): Mark GC roots.
5447 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5449 * README: Add section discussing status of ELF ABI.
5450 * i370.c: Fix misc spelling mistakes.
5451 (i370_label_scan): Updated notes, exception handling.
5452 (i370_function_prolog): Simplify ELF stack handling.
5453 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5454 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5455 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5456 * i370.md: (movdi): Add notes.
5457 (floatsidf2): Use stack not rtca for scratch float area.
5458 (iorsi3): Correct operand constraints.
5459 * x-oe: Restore TAROUTOPTS which are used by pax.
5461 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5463 * rs6000.c: Include ggc.h.
5464 (rs6000_add_gc_roots): New function.
5465 (override_options): Call it.
5467 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5469 * alpha.h (alpha_compare): New.
5470 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5471 * alpha.c: Likewise for the definitions.
5472 (alpha_emit_conditional_branch): Update for alpha_compare.
5473 (alpha_emit_conditional_move): Likewise.
5474 * alpha.md (cmpdf, cmpdi): Likewise.
5475 (setcc patterns): Likewise. Zero alpha_compare after use.
5476 (sne): Optimize (x != 0) into (0U < x).
5478 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5480 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5481 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5482 (INIT_EXPANDERS): Remove.
5483 * alpha.c: Include ggc.h.
5484 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5485 (alpha_init_machine_status, alpha_mark_machine_status): New.
5486 (override_options): Install them.
5487 (struct machine_function): Moved to alpha.h.
5488 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5489 (alpha_init_expanders): Remove.
5490 (alpha_return_addr): Adjust to use current_function->machine.
5491 (alpha_ra_ever_killed): Likewise.
5492 (alpha_expand_epilogue): Likewise.
5493 * alpha.md (eh_epilogue): Likewise.
5495 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5496 Melissa O'Neill <oneill@cs.sfu.ca>
5497 Geoffrey Keating <geoffk@cygnus.com>
5499 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5500 call-used registers (call-saved registers must still be contiguous
5501 and end with r31, of course).
5503 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5505 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5506 (self_promoting_type_p): Delete.
5507 (self_promoting_args_p): Move ...
5508 * c-common.c: ... here.
5509 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5510 (simple_type_promotes_to): New.
5511 * builtins.c (lang_type_promotes_to): New.
5512 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5513 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5514 * c-common.h: ... here.
5515 (self_promoting_args_p, simple_type_promotes_to): Declare.
5516 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5517 (grokdeclarator): Likewise.
5518 * tree.h (lang_type_promotes_to): Declare.
5520 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5522 Add some machine-dependent GC roots.
5523 * sparc.c: Include ggc.h.
5524 (sparc_add_gc_roots): New function.
5525 (mark_ultrasparc_pipeline_state): Likewise.
5526 (override_options): Call sparc_add_gc_roots.
5527 * pa.c: Include ggc.h.
5528 (pa_add_gc_roots): New function.
5529 (mark_deferred_plabels): Likewise.
5530 (override_options): Call pa_add_gc_roots.
5531 * mips.c: Include ggc.h.
5532 (mips_add_gc_roots): New function.
5533 (override_options): Use it.
5535 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5537 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5539 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5540 cpp_parse_expr): Add static prototypes.
5541 (parse_charconst): Don't cast away const-ness.
5542 (token): Constify a char*.
5544 * cppfiles.c (file_name_list, include_hash, find_include_file,
5545 finclude, initialize_input_buffer): Constify a char*.
5546 (file_cleanup, find_position): Add static prototypes.
5548 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5549 collect_expansion): Add static prototypes.
5550 (cpp_install, create_definition, monthnames): Constify a char*.
5552 * cpphash.h (cpp_install): Likewise.
5554 * cppinit.c (known_suffixes, default_include,
5555 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5556 (base_name, dump_special_to_buffer, initialize_dependency_output):
5557 Add static prototypes.
5559 * cpplib.c (my_strerror): Constify a char*.
5560 (null_underflow, null_cleanup, skip_comment, copy_comment,
5561 copy_rest_of_line, handle_directive, pass_thru_directive,
5562 get_directive_token, read_line_number, cpp_print_file_and_line,
5563 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5564 v_cpp_warning_with_line, detect_if_not_defined,
5565 consider_directive_while_skipping): Add static prototypes.
5566 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5567 cpp_pedwarn_with_file_and_line): Constify a char*.
5569 * cpplib.h (cpp_options, include_hash, progname, definition,
5570 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5571 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5572 find_include_file, deps_output, include_hash): Constify a char*.
5574 * cppmain.c (progname): Constify.
5575 (main): Add prototype. Use return, not exit.
5577 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5578 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5579 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5580 check_protection): Add static prototype.
5582 (progname, recognized_macrom, recognized_extern): Constify a char*.
5583 (main): Add prototype.
5585 * gen-protos.c (progname): Constify a char*.
5587 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5589 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5590 (init_emit_once): Add more GC roots.
5591 * except.c (mark_func_eh_entry): New function.
5592 (mark_eh_node): Mark false_label and rethrow_label.
5593 (init_eh): Add more GC roots.
5594 * function.c (free_after_compilation): Take decl as a paramter.
5595 Call free_stmt_status.
5596 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5598 * function.h (free_after_compilation): Change prototype.
5599 (free_varasm_status): Likewise.
5600 (free_emit_status): Likewise.
5601 (free_stmt_status): New function.
5602 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5603 Remove, replacing with ...
5604 (ggc_status): New structure.
5605 (ggc_chain): New variable.
5607 (ggc_push_context): New function.
5608 (ggc_pop_context): Likewise.
5609 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5610 (ggc_alloc_rtvec): Likewise.
5611 (ggc_alloc_tree): Likewise.
5612 (ggc_alloc_string): Likewise.
5613 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5614 (ggc_mark_tree): Give language-dependent code a chance to mark
5616 (ggc_mark_tree_varray): Handle empty arrays.
5617 (ggc_collect): Adjust for use of ggc_chain. Clear
5618 bytes_alloced_since_last_gc.
5619 * ggc.h (ggc_pop_context): New function.
5620 (ggc_push_context): Likewise.
5621 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5622 * stmt.c (free_stmt_status): New function.
5623 (init_stmt_for_function): Clear last_expr_value.
5624 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5625 Conditionalize call to ggc_collect.
5626 (main): Call init_ggc.
5627 * tree.c (push_obstacks): Do the push, even when GC'ing.
5628 (push_obstacks_nochange): Likewise.
5629 (pop_obstacks): Liekwise.
5630 * varasm.c (free_varasm_status): Take decl as a parameter.
5632 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5634 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5635 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5636 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5637 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5639 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5641 * pa/x-pa-mpeix: New file for the MPE port.
5643 * pa/quadlib.asm: New file for long double support.
5645 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5646 * configure: Rebuilt.
5648 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5650 * final.c (shorten_branches): Fix last change.
5652 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5654 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5656 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5658 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5661 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5663 * c-aux-info.c (concat): Don't define.
5665 * cccp.c (my_strerror): Likewise. All callers changed to use
5667 (do_include): Call xstrdup, not xmalloc/strcpy.
5668 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5669 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5671 * collect2.c (my_strsignal): Likewise. All callers changed to use
5673 (locatelib): Call xstrdup, not xmalloc/strcpy.
5675 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5677 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5679 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5681 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5683 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5685 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5687 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5689 (find_all_handler_type_matches): Likewise. Don't check return
5691 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5692 xmalloc, not malloc.
5693 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5695 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5696 (init_spec): Call xcalloc, not xmalloc/bzero.
5697 (set_spec): Call xstrdup, not save_string.
5698 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5699 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5700 (process_command): Call xstrdup, not save_string.
5701 (main): Call xcalloc, not xmalloc/bzero.
5703 * gcov.c (xmalloc): Don't define.
5704 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5705 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5706 (output_data): Call xcalloc, not xmalloc/bzero.
5708 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5710 * mips-tdump.c (xmalloc): Don't define.
5711 (print_symbol): Call xmalloc, not malloc.
5712 (read_tfile): Call xcalloc, not calloc.
5714 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5715 Don't define. All callers of xfree/my_strsignal changed to use
5716 free/strsignal instead.
5717 (allocate_cluster): Call xcalloc, not calloc.
5719 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5720 Fix memory leak, free allocated memory.
5722 * prefix.c (translate_name): Call xstrdup, not save_string.
5723 (update_path): Likewise.
5725 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5727 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5728 Don't define. Callers of xfree/savestring2 changed to use
5729 free/concat instead.
5731 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5732 (init_elim_table): Likewise.
5734 * resource.c (init_resource_info): Likewise.
5736 * stupid.c (stupid_life_analysis): Likewise.
5738 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5739 (open_dump_file): Call concat, not xmalloc/strcpy/...
5740 (clean_dump_file): Likewise.
5741 (compile_file): Call xstrdup, not xmalloc/strcpy.
5743 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5745 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5746 * v850.c (v850_va_arg): New.
5748 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5750 * haifa-sched.c: Tidy comments.
5752 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5754 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5755 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5756 $(out_object_file)): Depend on ggc.h.
5757 * c-common.c: Include "ggc.h".
5758 (combine_strings): If doing GC, use ggc_alloc_string.
5759 * c-decl.c: Include "ggc.h".
5760 (ggc_p): Define with value 0.
5761 (mark_binding_level): New function.
5762 (init_decl_processing): Add GC roots.
5763 (mark_c_function_context): New function.
5764 (lang_mark_false_label_stack): New function.
5765 (lang_mark_tree): New function.
5766 (lang_cleanup_tree): New function.
5767 * c-lang.c: Include "ggc.h".
5768 (lang_init): Call c_parse_init.
5769 * c-lex.c: Include "ggc.h".
5770 (check_linenum): If doing GC, don't copy filenames to permanent
5772 * c-parse.in: Include "ggc.h".
5773 (c_parse_init): New function.
5774 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5775 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5777 * except.c (mark_eh_state): Mark more state.
5778 * function.c (mark_function_state): Likewise.
5779 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5780 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5781 * toplev.c (mark_file_stack): New function.
5782 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5783 (main): Add root for input_file_stack.
5785 * i386.c: Include "ggc.h".
5786 (ix86_mark_machine_status): New function.
5787 (override_options): Set mark_machine_status.
5789 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5791 * tree.c (copy_node): Copy node contents also if doing GC.
5793 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5795 * collect2.c (scan_libraries): Fix double-thinko :-).
5797 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5799 * collect2.c (scan_libraries): Fix thinko.
5801 * cse.c (delete_trivially_dead_insns): Do not skip the last
5802 insn if it is a real insn.
5804 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5806 * Makefile.in (ggc-simple.o): Depend on hash.h.
5807 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5808 (ggc_mark_tree_varray): Likewise.
5809 (ggc_mark_tree_hash_table): Likewise.
5810 * ggc-simple.c: Include hash.h.
5811 (ggc_mark_tree_hash_table_ptr): New function.
5812 (ggc_mark_tree_hash_table_entry): Likewise.
5813 (ggc_mark_tree_hash_table): Likewise.
5814 (ggc_add_tree_hash_table_root): Likewise.
5815 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5816 rtx, when defining fields.
5818 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5820 * profile.c (output_func_start_profiler): Remove apparently
5821 nonsensical call to start_sequence.
5823 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5825 * clipper/clipper.c (clipper_va_start): Fix typos.
5827 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5828 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5829 (spur_va_arg): New stub.
5831 * configure.in: Comment out pyramid.
5833 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5835 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5836 don't conflict with the bits that win32, cygwin, and dgux
5839 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5840 Bernd Schmidt <bernds@cygnus.co.uk>
5842 * integrate.c (function_cannot_inline_p): Do not inline
5843 functions with forced labels.
5845 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5846 Bernd Schmidt <bernds@cygnus.co.uk>
5847 Mark Mitchell <mark@codesourcery.com>
5849 * Makefile.in (ggc-simple.o): Depend on varray.h.
5850 (rtl.o): Depend on ggc.h.
5851 (genattrtab.o): Depend on ggc.h.
5852 (print-tree.o): Likewise.
5853 (fold-const.o): Likewise.
5854 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5855 (make_insn_raw): Don't cache insns when GC'ing.
5856 (emit_insn_before): Likewise.
5857 (emit_insn_after): Likewise.
5858 (emit_insn): Likewise.
5859 (start_sequence): Use xmalloc to allocate the sequence_stack.
5860 (end_sequence): Add free to free it.
5861 (gen_sequence): Don't cache insns when GC'ing.
5862 (clear_emit_caches): Don't use sequence_element_free_list.
5863 (init_emit): Use xcalloc, not xmalloc+bzero.
5864 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5865 * function.c (pop_function_context_from): Use free to free the
5866 fixup_var_refs_queue.
5867 (put_reg_into_stack): Allocate it with xmalloc.
5868 * genattrtab.c: Include ggc.h.
5869 (operate_exp): Don't use obstack_free when GC'ing.
5870 (simplify_cond): Likewise.
5871 (simplify_text_exp): Likewise.
5872 (optimize_attrs): Likewise.
5873 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5875 (gencode): Generate a #include for ggc.h.
5876 * ggc-callbacks.c (ggc_p): Define it to zero.
5877 * ggc-none.c (ggc_p): Likewise.
5878 * ggc-simple.c: Include varray.h.
5879 (ggc_mark_tree_varray): New function.
5880 (ggc_add_tree_varray_root): Likewise.
5881 (ggc_mark_tree_varray_ptr): Likewise.
5882 * ggc.h (ggc_p): Declare.
5883 (varray_head_tag): Likewise.
5884 (ggc_add_tree_varray_root): Declare.
5885 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5886 inconsistencies when GC'ing.
5887 * rtl.c: Include ggc.h.
5888 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5889 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5890 (rtx_free): Don't call obstack_free when GC'ing.
5891 * toplev.c (rest_of_compilation): Call ggc_collect after every
5893 * tree.c (push_obstacks): Do nothing, if GC'ing.
5894 (pop_obstacks_nochange): Likewise.
5895 (pop_obstacks): Likewise.
5896 (make_node): Use ggc_alloc_tree when GC'ing.
5897 (copy_node): Likewise.
5898 (get_identifier): Use ggc_alloc_string when GC'ing.
5899 (build_string): Likewise.
5900 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5901 (tree_cons): Likewise.
5903 (type_hash_canon): Don't call obstack_free when GC'ing.
5905 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5907 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5908 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5910 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5911 Bernd Schmidt <bernds@cygnus.co.uk>
5912 Mark Mitchell <mark@codesourcery.com>
5914 * Makefile.in (stor-layout.o): Depend on ggc.h.
5915 (expr.o): Depend on ggc.h.
5916 (profile.o): Depend on ggc.h.
5917 (stor-layout.o): Depend on ggc.h.
5918 * emit-rtl.c (init_emit_once): Add gc roots.
5919 * expr.c: Include ggc.h.
5920 (emit_block_move): Add gc roots.
5921 (clear_storage): Likewise.
5922 * expr.h (init_stor_layout_once): New function.
5923 * profile.c: Include ggc.h.
5924 (init_arc_profiler): profiler_label is a root.
5925 * scan.c (make_sstring_space): Trust xrealloc to function
5926 correctly with first parameter NULL.
5927 * stor-layout.c: Include ggc.h.
5928 (set_sizetype): Add gc root.
5929 (init_stor_layout_once): New function.
5930 * toplev.c (compile_file): Call it.
5932 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5933 Bernd Schmidt <bernds@cygnus.co.uk>
5934 Mark Mitchell <mark@codesourcery.com>
5936 * Makefile.in (tree.o): Depend on ggc.h.
5937 (varasm.o): Likewise.
5938 (function.o): Likewise.
5940 (except.o): Likewise.
5941 (optabs.o): Likewise.
5942 (emit-rtl.o): Likewise.
5943 * emit-rtl.c: Include ggc.h.
5944 (sequence_element_free_list): Remove, and all references.
5945 (mark_sequence): New functions.
5946 (mark_emit_state): New function.
5947 * except.c: Include ggc.h.
5948 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5949 (mark_tree_label_node): New functions.
5950 (mark_eh_state): New function.
5951 * function.c: Include ggc.h.
5952 (mark_temp_slot, mark_function_chain): New functions.
5953 (mark_function_state): New function.
5954 (init_function_once): New function.
5955 * function.h (init_function_once): New function.
5956 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5957 * ggc.h (label_node): Declare.
5958 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5959 (lang_mark_false_label_stack): New function.
5960 (mark_temp_slot): Remove declaration.
5961 (mark_function_chain): Likewise.
5962 (mark_eh_state): Adjust prototype.
5963 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5965 * optabs.c: Include ggc.h.
5966 (mark_optab): New function.
5967 (init_optabs): Add gc roots.
5968 * stmt.c: Include ggc.h.
5969 (mark_cond_nesting, mark_loop_nesting): New functions.
5970 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5971 (mark_stmt_state): New function.
5972 * toplev.c (compile_file): Call init_function_once.
5973 * tree.c: Include ggc.h.
5974 (type_hash): Move declaration earlier in file.
5975 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5976 (init_obstacks): Add gc roots.
5977 (mark_type_hash): New function.
5978 * varasm.c: Include ggc.h.
5979 (mark_pool_constant): New function.
5980 (mark_varasm_state): New function.
5982 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5984 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5986 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5988 * c-decl.c (struct language_function): Renamed from struct c_function.
5990 (c_function_chain): Delete.
5991 (push_c_function_context): New arg F. Don't warn about nested
5992 functions here. Fill LANGUAGE elt of F. Delete code to update
5993 c_function_chain. Don't call push_function_context.
5994 (pop_c_function_context): New arg F. Restore from there instead of
5995 from c_function_chain. Don't call pop_function_context. Clear out
5996 LANGUAGE field of F when done.
5997 * c-lang.c: Include "function.h"
5998 (lang_init): Initialize save_lang_status and restore_lang_status.
5999 * c-parse.in (nested_function, nested_function_notype): Warn about
6000 nested functions. Call push_function_context/pop_function_context
6001 instead of the _c_ variants.
6002 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6004 * Makefile.in (c-lang.o): Update dependencies.
6006 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6007 regno_pointer_flag, regno_pointer_align.
6008 (gen_reg_rtx): Use xrealloc to enlarge them.
6009 (free_emit_status): New function.
6010 * function.c (mark_machine_status, mark_lang_status): New variables.
6011 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6012 in some bits from assign_stack_local. All callers changed to use new
6014 (assign_stack_local): Just call assign_stack_local_1.
6015 (free_after_compilation): New function.
6016 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6017 (trampoline_address): Likewise.
6018 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6019 (prepare_function_start): Explicitly clear some more variables.
6020 * function.h (struct function): New elt can_garbage_collect.
6021 (mark_machine_status, mark_lang_status): Declare variables.
6022 (free_after_compilation, free_emit_status, free_varasm_status,
6023 init_varasm_status): Declare functions.
6024 * toplev.c (rest_of_compilation): Call free_after_compilation when
6025 done with the current function.
6026 * varasm.c (free_varasm_status): New function.
6028 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6030 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6031 (EXPAND_BUILTIN_VA_ARG): Define.
6032 * sparc.c (sparc_va_start): New.
6033 (sparc_va_arg): New.
6035 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6037 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6039 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6041 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6043 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6045 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6047 (ggc-callbacks.o): New target.
6048 * ggc-callbacks.c: New file.
6050 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6052 * expr.h: Collapse individual optab and libfunc vars to arrays.
6053 (optab_index, libfunc_index): New enumerations.
6054 (optab_table, libfunc_table): New arrays.
6055 Add accessor macros for both.
6057 * optabs.c (optab_table, libfunc_table): New.
6058 Delete declarations for individual optab and libfunc vars.
6060 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6062 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6064 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6066 * Makefile.in (GGC, GGC_LIB): New.
6067 (HOST_RTL): Include ggc-none.o.
6068 (ggc-simple.o): New target.
6069 (ggc-none.o): Likewise.
6070 * tree.h (tree_common): Add gc_mark.
6071 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6072 (struct rtvec_def): Add gc_mark.
6073 * emit-rtl.c (global_rtl): Update static initializers to contain
6074 enough initializers.
6075 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6076 * toplev.c (gc_time): New variable.
6077 (all_time): New variable.
6078 (compile_file): Print gc time.
6079 (print_time): Calculate percentage of the whole.
6081 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6083 Change obstack memory management and varasm constant pool handling so
6084 that nested functions are treated like any other functions.
6085 * function.c (init_machine_status): New variable.
6086 (push_function_context_to): Set contains_functions for the outer
6087 function. Don't call save_varasm_status.
6088 (pop_function_context_from): Don't call restore_varasm_status. Don't
6089 set current_function_contains_functions.
6090 (prepare_function_start): Call init_varasm_status rather than
6091 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6093 * function.h (struct function) Add field varasm. Delete fields
6094 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6095 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6096 (init_machine_status): Declare.
6097 (save_varasm_status, restore_varasm_status): Delete declarations.
6098 (save_tree_status, restore_tree_status): Delete last argument.
6099 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6100 code. All callers changed.
6101 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6102 save_constants_in_decl_trees, restore_constants, save_constants,
6103 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6105 (inlining): New variable.
6106 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6107 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6109 (save_for_inline_nocopy): Don't save constants.
6110 Don't set inl_emit field in current_function.
6111 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6112 function. Set new variable inlining before
6113 calling copy_rtx_and_substitute.
6114 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6115 constant pool references if inlining is nonzero.
6116 Delete ADDRESS and (most of the) CONST cases.
6117 (output_inline_function): Save and restore current_function/
6118 current_function_decl. Delete restore_constants code. Don't call
6119 init_const_rtx_hash_table.
6120 * output.h (init_const_rtx_hash_table): Don't declare.
6121 * rtl.h (struct function): Declare.
6122 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6123 * toplev.c (rest_of_compilation): Don't treat nested functions or
6124 functions containing them specially. Delete all code to deal with
6125 save_for_inline_copying.
6126 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6127 inline_obstacks): Delete variables.
6128 (save_tree_status): Lose arg CONTEXT. All callers changed.
6129 Simply allocate a new function_maybepermanent_obstack for the new
6130 function, delete all the special cases.
6131 Don't save inline_obstacks.
6132 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6133 Delete special handling for function_maybepermanent_obstack; simply
6135 Don't restore inline_obstacks.
6136 (permanent_allocation): Delete code that frees inline_obstacks.
6137 (print_inline_obstack_statistics): Delete function.
6138 (dump_tree_statistics): Don't call it.
6139 * varasm.c (struct varasm_status): New.
6140 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6141 last_pool, pool_offset, const_double_chain): Delete global
6142 variables, replace with accessor macros.
6143 (immed_double_const): Don't walk const_double_chain outside a
6144 function, but don't treat nested functions specially anymore.
6145 (immed_real_const_1): Likewise.
6146 (clear_const_double_mem): Don't treat nested functions specially.
6147 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6148 (save_varasm_status, restore_varasm_status): Delete functions.
6149 (init_varasm_status): New function.
6150 (force_const_mem): Don't treat nested functions specially.
6151 (find_pool_constant): Accept new arg F, search for constants in
6152 that function's pool rather than the current one. All callers
6154 (get_pool_constant_for_function, get_pool_mode_for_function): New
6157 * i386.c (init_386_machine_status): New function, mostly from
6158 clear_386_stack_locals.
6159 (struct machine_functions): Rename element names to avoid name
6161 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6162 macros, replacing global variables.
6163 (clear_386_stack_locals, save_386_machine_status,
6164 restore_386_machine_status): Delete functions.
6165 (override_options): Initialize init_machine_status.
6166 * i386.h (INIT_EXPANDERS): Delete macro.
6167 (save_386_machine_status, restore_386_machine_status,
6168 clear_386_stack_locals): Delete declarations.
6170 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6172 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6173 (doloop_begin): Simplify pattern and use emit_jump_insn.
6174 (doloop_end): Simplify pattern, switch operand order,
6175 and use emit_jump_insn.
6177 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6179 * function.h (struct function): Add new element LANGUAGE.
6180 (save_lang_status): Declare new variable.
6181 (restore_lang_status): Likewise.
6182 * function.c (save_lang_status): Define.
6183 (restore_lang_status): Likewise.
6184 (push_function_context_to): Call language-specific save function.
6185 (pop_function_context_from): Call language-specific restore function.
6187 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6189 * i386.md (movsf_1): Check REG_P before use of REGNO.
6190 (movdf_1): Likewise.
6191 (movxf_1): Likewise.
6192 (extendsfdf2): Likewise.
6193 (extendsfxf2): Likewise.
6194 (extenddfxf2): Likewise.
6196 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6198 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6199 constants into memory.
6200 (c4x_shiftable_constant): New function.
6201 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6202 (c4x_shiftable_constant): Declare.
6203 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6204 ashlqi3_noclobber): Add new patterns and associated splitters.
6206 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6208 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6209 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6210 * final.c (shorten_branches): Likewise.
6211 * global.c (global_alloc): Likewise.
6212 * haifa-sched.c (build_control_flow): Likewise.
6213 * stmt.c (check_for_full_enumeration_handling): Likewise.
6214 (estimate_case_costs): Likewise.
6216 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6218 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6220 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6222 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6223 (recompute_reg_usage): Likewise.
6224 * rtlanal.c (find_regno_fusage): Likewise.
6226 * rtl.c (rtl_check_failed_code1): New function.
6227 (rtl_check_failed_code2): New.
6228 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6229 (RTL_CHECKC1, RTL_CHECKC2): New.
6230 (XC*): New accessor macros.
6231 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6232 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6233 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6234 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6235 (TRAP_*, RANGE_INFO_*): Likewise.
6237 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6239 * Makefile.in (tlink.o): Don't depend on toplev.h.
6241 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6242 output_file, nm_file_name, ldd_file_name, strip_file_name,
6243 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6244 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6245 fork_execute, maybe_unlink, add_to_list,
6246 extract_init_priority, write_list, dump_list,
6247 dump_prefix_list, write_list_with_asm, write_c_file,
6248 write_c_file_stat, write_c_file_glob, scan_prog_file,
6249 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6250 ignore_library, extract_string, notice, dump_file, target_machine,
6251 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6252 read_file, print_load_command): Constify a char*.
6253 (fdopen, error, fatal, fatal_perror): Don't prototype.
6254 (my_strerror): Remove. All callers use xstrerror instead.
6255 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6256 (main): Add prototype. Constify lots of char* ptrs. Change calls
6257 to xcalloc/strcpy/strcat/... to one call to concat.
6258 (main, scan_prog_file, scan_libraries): Use an intermediate
6259 `const char **' to build an argv array.
6260 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6262 * collect2.h (collect_execute, collect_wait, dump_file,
6263 file_exists): Constify a char*.
6264 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6265 temporary_firstobj, vflag, debug): Add extern declarations.
6266 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6268 * tlink.c: Don't include toplev.h.
6269 (vflag, debug, ldout, c_file_name, temporary_obstack,
6270 permanent_obstack, temporary_firstobj): Don't declare.
6271 (tlink_execute, frob_extension, symbol_hash_lookup,
6272 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6273 recompile_files, read_repo_files, demangle_new_symbols,
6274 scan_linker_output): Constify a char*.
6275 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6276 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6278 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6280 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6281 (relative) rather than jsr (absolute) subroutine call insns.
6282 * config/m68k/m68k-coff.h: Ditto.
6284 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6286 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6287 now rework these too.
6288 (arm_reorg): If an insn can't reach the end of the current pool,
6289 ensure that we emit that pool before the insn.
6291 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6293 * tlink.c (scan_linker_output): Skip the initial underscore in
6294 a mangled name if appropriate.
6296 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6298 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6299 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6300 error_with_ivar, gen_declarator, create_builtin_decl,
6301 my_build_string, generate_descriptor_table, generate_ivars_list,
6302 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6303 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6304 dump_base_name, lang_decode_option, build_encode_expr,
6305 start_class, finish_class, encode_pointer, really_start_method,
6306 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6308 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6309 Add static prototypes.
6310 (build_objc_string_decl, build_selector_reference_decl,
6311 encode_bitfield, build_class_reference_decl): Remove unused
6312 parameter, all callers changed.
6313 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6314 (objc_printable_name): Likewise. Change second parameter to type int.
6315 (init_objc): Use memcpy, not bcopy, to avoid casts.
6317 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6319 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6320 reg notes on a deleted insn.
6321 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6323 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6325 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6327 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6329 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6332 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6334 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6335 * tm.texi (MD_ASM_CLOBBERS): Document it.
6337 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6339 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6340 * except.c (expand_rethrow): Remove unused variable.
6341 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6342 * flow.c (replace_insns): Likewise.
6343 (create_edge_list, verify_edge_list): Likewise.
6344 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6346 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6347 is special code to run.
6348 (main): Don't define operands to emit_operand.
6349 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6351 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6353 * alpha/alpha.h (normal_memory_operand): Declare.
6354 (reg_no_subreg_operand): Declare.
6355 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6357 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6359 * c-parse.in (compstmt_primary_start): New, broken out of first
6360 part of compstmt handling in primary.
6361 (primary): Use it. Add an error clause.
6362 (compstmt_nostart): Renamed from compstmt; remove all
6363 initial invocations of compstmt_start.
6366 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6368 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6371 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6373 * combine.c (simplify_shift_const): Remove extra semicolon.
6374 * dwarf2out.c (remove_AT): Likewise.
6375 * expmed.c (expand_mult): Likewise.
6376 * gcov.c (create_program_flow_graph): Likewise.
6377 * reorg.c (mostly_true_jump): Likewise.
6379 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6381 * fold-const.c (fold_range_test): Do not try to fold the range
6382 test if the rhs or lhs has side effects.
6384 * combine.c (simplify_rtx): Recognize another case of a synthesized
6387 * varasm.c (mark_constant_pool): When marking indirect references,
6388 only look at SYMBOL_REFs.
6390 * except.c (expand_fixup_region_end): Do not peek at
6391 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6393 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6395 * flags.h: New variables align_loops, align_loops_log,
6396 align_jumps, align_jumps_log, align_labels, align_labels_log,
6397 align_functions, align_functions_log.
6398 * toplev.c: Define them.
6399 (f_options): Handle -falign-* when they have no argument.
6400 (main): Add logic to set variables for -falign-functions,
6401 -falign-jumps, -falign-labels, -falign-loops.
6402 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6403 (display_help): Change help to match options.
6404 * final.c (LABEL_ALIGN): Default to align_labels_log.
6405 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6406 (LOOP_ALIGN): Default to align_loops_log.
6407 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6408 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6409 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6410 * varasm.c (assemble_start_function): Handle align_functions.
6412 * config/sparc/sparc.h: Don't declare sparc_align_*.
6413 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6414 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6416 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6418 * config/sparc/sparc.c: Delete sparc_align_loops,
6419 sparc_align_jumps, sparc_align_funcs and the corresponding string
6421 (sparc_override_options): Default align_functions on ultrasparc.
6422 Delete -malign-* handling.
6424 * config/mips/mips.c (override_options): On 64-bit targets,
6425 try to align code to 64-bit boundaries.
6426 (print_operand): New substitution, %~,
6427 which aligns labels to align_labels_log.
6428 * config/mips/mips.md (div_trap_normal): Use %~.
6429 (div_trap_mips16): Likewise.
6434 (ashldi3_internal): Likewise.
6435 (ashrdi3_internal): Likewise.
6436 (lshrdi3_internal): Likewise.
6437 (casesi_internal): Likewise.
6439 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6441 Merge new ia32 backend from the branch!
6443 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6444 See ChangeLog.P2 on new_ia32_branch for details.
6446 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6447 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6448 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6449 * i386/gas.h (ASM_FILE_START): Define.
6450 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6451 for name change of ix86_valid_decl_attribute_p.
6452 (i386_pe_valid_type_attribute_p): Similarly.
6454 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6456 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6457 to step through CC modes.
6459 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6461 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6462 it would end up in the shadow of a live flags regsiter.
6464 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6466 * reload1.c: Fix many indentation problems.
6467 * reload.c: Likewise.
6469 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6471 * alias.c (non_local_reference_p): Constify fmt.
6473 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6475 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6477 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6479 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6480 the internal_arg_pointer.
6482 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6484 Merge peephole2 from new_ia32_branch:
6485 * Makefile.in (STAGESTUFF): Add *.peephole2.
6486 (mostlyclean): Likewise.
6487 (recog.o): Depend on resource.h.
6489 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6490 (final_scan_insn): Likewise for the invocation of peephole.
6491 * genconfig.c (main): Look for peephole and peephole2 patterns.
6492 Emit HAVE_peephole* accordingly.
6493 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6494 * flags.h (flag_peephole2): Declare.
6495 * toplev.c: New pass peephole2. New flag -fpeephole2.
6497 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6498 * gencodes.c (main): Likewise.
6499 * genextract.c (main): Likewise.
6500 * genoutput.c (main): Likewise.
6501 * genemit.c (max_operand_1): Look for the max scratch operand.
6502 (gen_rtx_scratch): New.
6503 (gen_exp): Use it, and pass on new arg subroutine_type.
6504 (gen_expand): Take max scratch into account.
6505 (gen_split): Emit peephole2 functions.
6506 (output_peephole2_scratch): New.
6507 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6508 * genrecog.c (routine_type): Add PEEPHOLE2.
6510 (make_insn_sequence): Match outer parallel for peep2. Discard
6511 top level scratches and dups.
6512 (add_to_sequence): New args insn_type and top. Update all callers.
6513 Handle toplevel peep2 matching insns.
6514 (write_subroutine): Handle peep2.
6515 (write_tree_1): Likewise.
6516 (write_tree): Likewise.
6518 (change_state): New arg afterward. Update all callers.
6519 Handle matching separate insns.
6520 * recog.c (recog_next_insn): New.
6521 (peephole2_optimize): New.
6522 * rtl.def (DEFINE_PEEPHOLE2): New.
6523 * resource.c (find_free_register): New argument last_insn. Use it
6524 to find a register available through the entire span.
6525 * resource.h (find_free_register): Update prototype.
6527 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6529 * i386.c (output_strlen_unroll): Don't write xops[7]
6530 label if it wasn't set.
6532 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6534 * cpplib.c (struct directive): Const-ify name pointer and
6535 function pointer prototype.
6536 (validate_else, do_define, do_line, do_include, do_undef,
6537 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6538 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6539 do_warning): Const-ify second arg.
6540 (directive_table): Mark const. Reorder entries by frequency
6541 of usage, record statistics.
6543 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6545 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6546 bounds- check RTL accesses if --enable-checking.
6547 (RTVEC_ELT): Bounds check if --enable-checking.
6548 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6549 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6550 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6552 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6553 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6555 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6556 (NOTE_SOURCE_FILE): Use X0STR.
6557 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6558 MEM_ALIAS_SET): Use X0INT.
6559 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6560 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6562 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6563 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6564 (rtl_check_failed_bounds, rtl_check_failed_type1,
6565 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6567 (fancy_abort): Fix comment.
6569 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6570 (cse_insn): Decrement LABEL_NUSES for jump target before
6572 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6573 * final.c (alter_subreg): Compute regno before changing x to
6574 REG; set REGNO(x) after changing it.
6575 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6576 notes containing CONST_INTs.
6577 (delete_eh_regions): Use NOTE_EH_HANDLER.
6578 * function.c (put_reg_into_stack): Make reg a MEM before
6580 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6582 (gen_mem_addressof): Make reg a MEM before initializing it.
6583 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6585 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6586 deleting an insn, not after.
6587 (block_alloc): Only look at PATTERN(insn) if we have to, and
6588 only if it's format class 'i'.
6589 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6590 CONST_INT before using its INTVAL.
6591 * print-rtl.c (print_rtx): Use X0STR.
6592 * regmove.c (fixup_match_1): Don't look at PATTERN of
6593 non-class-'i' insn chain elements.
6594 * reload.c (loc_mentioned_in_p): Take address of
6595 in->fld[1].rtx directly.
6596 * reload1.c (reload): Change reg to a MEM before initializing
6598 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6600 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6602 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6604 * config/mips/mips.c (machine_dependent_reorg): Force a
6605 barrier to output the local constant pool if a barrier hasn't
6606 been found at a natural point in the instruction stream.
6608 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6610 * c-parse.in (language_string): Constify.
6612 * dwarf2out.c (language_string): Remove declaration.
6614 * dwarfout.c (language_string): Likewise.
6616 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6618 * tree.h (language_string, init_parse, finish_parse): Declare.
6620 * i386/sun386.h (language_string): Remove declaration.
6622 * mips.h (language_string): Likewise.
6624 * nextstep.h (language_string): Likewise.
6626 * nextstep21.h (language_string): Likewise.
6628 * rs6000.c (language_string): Likewise.
6630 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6632 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6633 (getpwd.o): Remove target.
6635 * getpwd.c: Delete file. Its in libiberty now.
6637 * dbxout.c (getpwd): Don't prototype.
6638 * dwarf2out.c (getpwd): Likewise
6639 * dwarfout.c (getpwd): Likewise
6640 * final.c (getpwd): Likewise.
6641 * protoize.c (getpwd): Likewise.
6643 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6645 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6647 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6649 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6652 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6654 * fixinc/Makefile.in (subdir): New.
6655 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6658 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6660 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6661 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6664 * invoke.texi: Fix typo.
6666 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6667 changed. Handle autoincrement addressing modes.
6669 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6670 just like we would the virtual incoming args register when
6673 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6675 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6676 path, in .file directive.
6678 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6680 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6683 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6685 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6688 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6690 * tree.c (tree_code_name): Constify a char*.
6692 * tree.h (tree_code_name, decl_printable_name): Likewise.
6694 * function.h (struct function): Likewise.
6696 * toplev.c (decl_name, decl_printable_name): Likewise.
6698 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6700 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6701 (init_objc): Remove function pointer cast.
6703 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6705 * pa.md (interspace_jump): New pattern.
6706 (builtin_longjmp): New expander.
6708 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6710 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6711 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6712 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6714 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6716 * jump.c (delete_prior_computation): Also check calls
6717 to constant functions. Don't bother checking for a
6718 REG_UNUSED note before adding it.
6719 (delete_computation): Handle multi-word hard registers
6720 when synthesizing missing REG_DEAD notes for a register
6721 which is both set and used by an insn.
6723 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6725 * loop.c (this_loop_info): New variable.
6726 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6727 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6729 (prescan_loop, strength_reduce): New argument loop_info. All callers
6731 (scan_loop): New variable loop_info, initialise to address of
6733 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6734 Delete variable loop_has_multiple_exit targets and replace with
6735 field in this_loop_info.
6736 (find_and_verify_loops): Rename this_loop to this_loop_num.
6737 (strength_reduce): Delete loop_iteration_info. Replace variable
6738 loop_info with function argument of same name.
6739 (insert_bct): Rework test for loop being completely unrolled.
6741 * loop.h (struct loop_info): New fields num, loops_enclosed,
6742 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6743 has_indirect_jump, and cont. Redefine use of unroll_number.
6744 (loop_unroll_number): Delete.
6746 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6748 (loop_iterations): Delete variable vtop and instead use
6749 loop_info->vtop computed in prescan_loop.
6751 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6753 * fix-header.c (main): Do not pass a null pointer to strcmp.
6755 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6757 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6759 * configure: Rebuilt.
6761 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6763 * jump.c (jump_optimize_1): Do not delete assignments to
6764 internal_arg_pointer.
6765 * cse.c (delete_trivially_dead_insns): Always consider a set of
6766 the internal_arg_pointer live.
6768 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6770 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6771 (update_life_info) [REG_WAS_0]: Search the original insns rather
6772 than the new insns for the note. Fix typos finding note_dest.
6773 If no dest found, discard the note rather than abort.
6774 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6775 (replace_insns): Remove the old insn list after update_life_info
6778 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6780 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6782 (sched_analyze_1): Let add_dependence care for not adding dups.
6783 (sched_analyze_2): Likewise.
6784 (add_branch_dependences): Likewise.
6786 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6788 * i386/winnt.c (export_list): New type.
6789 (exports_head): Rename to
6790 (export_head): this.
6791 (i386_pe_record_exported_symbol): Add is_data flag.
6792 (i386_pe_asm_file_end): Emit directive for exported variables.
6793 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6795 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6796 (ASM_DECLARE_OBJECT_NAME): Likewise.
6797 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6798 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6800 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6802 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6804 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6807 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6809 * config/openbsd.h: Define SET_ASM_OP.
6810 * tm.texi: cross-reference SET_ASM_OP in the index.
6812 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6814 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6815 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6816 and class_narrowest_mode at compile time. Kill init_rtl.
6817 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6818 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6819 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6821 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6823 * rtl.h: Declare rtx_length and rtx_format as const.
6824 * machmode.def: Define CC(). Use CC() to define CCmode. If
6825 EXTRA_CC_MODES is defined, expand it here.
6826 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6827 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6828 const. Kill all references to EXTRA_CC_MODES.
6830 * toplev.c: Don't prototype or call init_rtl.
6831 * optabs.c: Don't call init_mov_optab.
6832 * genemit.c: Don't generate init_mov_optab. Don't call
6834 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6836 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6837 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6838 genrecog.c: Don't call init_rtl.
6840 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6841 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6842 definition of EXTRA_CC_MODES.
6844 * md.texi: Kill ref to EXTRA_CC_NAMES.
6845 * tm.texi: Document new way to define EXTRA_CC_MODES.
6847 * genrecog.c: Do not look up the name of a define_split.
6850 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6852 * config/v850/v850.md: Fix typo introduced by previous delta.
6854 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6856 * gcc.c (fatal): Make definition static to match prototype.
6858 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6860 * combine.c (get_last_value): Don't look for earlier sets if the last
6861 known set is somewhere in between the insns being combined.
6863 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6865 * configure.in: Don't use shell ! to negate exit codes
6866 * configure: Regenerate
6868 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6870 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6871 the fact that ALIGN is measured in bits, not bytes.
6873 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6875 * errors.c: New file; defines functions error, warning, and
6876 fatal, variables have_error and progname.
6877 * errors.h: New file; prototypes and decls for stuff in errors.c.
6879 * Makefile: Add rules to build errors.o and
6880 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6881 genopinit, genrecog, genextract, genpeep, genattr, and
6882 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6883 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6884 genpeep.o, genattr.o, and genoutput.o.
6886 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6887 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6888 define or prototype fatal. Set progname at beginning of main.
6889 * genoutput.c: Likewise, and don't define or prototype error
6892 * c-typeck.c (c_expand_start_case): Return immediately if exp
6894 * fold-const.c (operand_equal_p): Return immediately if arg1
6895 or arg0 are ERROR_MARKs.
6896 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6897 fields of type ERROR_MARK when calculating if the record can
6900 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6901 with much help from Jeffrey A Law and Richard Henderson
6903 * i386.md: In the 6 insns which call output_fix_trunc,
6904 earlyclobber operands[0].
6906 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6908 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6909 creating new registers.
6911 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6913 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6914 i386_reg_alloc_order, i386_regparm_string,
6915 i386_align_loops_string, i386_align_jumps_string,
6916 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6917 and i386_branch_cost_string as type "const char *".
6918 * i386.c: Define all above strings as type "const char *".
6920 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6922 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6923 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6925 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6927 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6928 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6930 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6932 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6933 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6934 (dwarf2out_line, dwarf2out_finish): Likewise.
6935 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6937 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6939 * tree.c (lang_unsave_expr_now) : Correct return type.
6940 * tree.h (lang_unsave_expr_now) : Same.
6942 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6944 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6945 instead of duplicating code.
6947 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6949 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6951 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6953 * tree.h: fancy_abort always takes three args.
6954 * resource.c: Move include of system.h before toplev.h.
6956 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6958 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6961 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6963 * system.h: Don't redefine abort or trim_filename.
6964 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6965 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6966 whether or not __FUNCTION__ is available.
6967 * tree.h: Duplicate rtl.h's definition of abort, for files
6968 that don't include rtl.h. Delete all code to perform type
6969 checking with a compiler other than GCC.
6970 * varray.h: Delete all code to perform type checking with a
6971 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6972 its arguments exactly once, using a statement expression.
6973 Adjust the VARRAY_<type> accessor macros to match.
6974 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6975 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6976 caller's location. Define fatal_insn and fatal_insn_not_found
6977 as macros that use _fatal_insn and _fatal_insn_not_found.
6978 (fancy_abort, trim_filename): Kill prototypes.
6980 * rtl.c (trim_filename): Move here from toplev.c.
6981 (fancy_abort): New function.
6982 (DIR_SEPARATOR): Provide default definition.
6983 * tree.c (tree_check_failed, tree_class_check_failed): Go
6984 through fancy_abort.
6985 (tree_check, tree_class_check, cst_or_constructor_check,
6986 expr_check): Delete.
6987 * varray.c (varray_check_failed): New function.
6988 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6989 _fatal_insn and _fatal_insn_not_found. Go through
6991 (trim_filename, fancy_abort): Delete.
6993 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6994 * except.c (start_catch_handler): Report ICE with error/abort
6996 * final.c (output_operand_lossage): Likewise.
6997 * flow.c (verify_flow_info): Likewise.
6999 * gcc.c: Prototype fatal.
7000 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7001 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7002 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7003 Don't define fancy_abort.
7005 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7007 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7010 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7012 * m88k.h (VERSION_INFO2): Kill.
7013 (VERSION_STRING): Kill.
7015 (VERSION_INFO1): Tidy.
7016 (TARGET_VERSION): Update.
7017 * m88k/dgux.h (VERSION_INFO2): Kill.
7018 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7019 * m88k/luna.h (VERSION_INFO1): Tidy.
7020 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7021 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7022 (output_file_start): Adjust for death of VERSION_STRING.
7024 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7026 * cpplib.c (detect_if_not_defined): New function.
7027 (do_if): Use it to detect potential once-only headers.
7029 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7031 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7033 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7035 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7036 anywere in the function only if they are pseudos and set before
7037 being used (not live at the start of the function).
7038 (num_sign_bit_copies) : Same.
7039 (get_last_value_validate) : Same.
7040 (get_last_value) : Same.
7042 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7044 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7045 where N and M are constant and N is an integer multiple of M.
7047 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7049 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7050 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7051 sbitmap_union_of_preds): Add prototypes.
7052 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7053 the intersection of successors with the new flow graph structures.
7054 (sbitmap_intersection_of_preds): New function to compute the
7055 intersection of predecessors with the new flow graph structures.
7056 (sbitmap_union_of_succs): New function to compute the union of
7057 successors with the new flow graph structures.
7058 (sbitmap_union_of_preds): New function to compute the union of
7059 predecessors with the new flow graph structures.
7060 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7061 (expr_reaches_here_p): Use edge and basic_block structures instead
7062 of s_preds and s_succs.
7063 (compute_cprop_avinout): Use new sbitmap routines.
7064 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7065 of s_preds and s_succs.
7066 * flow.c (compute_flow_dominators): Compute dominators using
7067 edges and basic blocks instead of s_preds and s_succs.
7069 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7071 * lists.c (unused_insn_list, unused_expr_list): New file for
7072 maintaining various types of lists. New statics for maintaining a
7073 cache of available INSN_LIST and EXPR_LIST nodes.
7074 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7075 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7076 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7077 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7078 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7079 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7080 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7081 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7082 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7083 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7084 (remove_dependence, free_pending_lists): Use new global routines.
7085 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7086 (sched_analyze, compute_block_backward_dependences): Use new routines.
7087 (sched_analyze_1, sched_analyze_2): Use new routines.
7088 (schedule_insns): Use new global routines.
7089 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7091 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7092 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7094 * toplev.c (rest_of_compilation): Initialize node cache.
7095 * Makefile.in (OBJS): Add lists.o to list of object files.
7096 (lists.o): Add dependancies.
7098 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7100 * config/v850/v850.md: Fix compile time warning messages.
7101 * config/v850/v850.c: Fix compile time warning messages.
7102 * config/v850/v850.h: Fix compile time warning messages.
7104 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7106 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7107 Remove unused prototype for `init_lengths'.
7109 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7111 * calls.c (emit_call_1): Mark parameter `stack_size' with
7113 (expand_call): Initialize variable `insn'.
7114 (emit_library_call): Likewise for variable `high_to_save'.
7115 (emit_library_call_value): Likewise.
7116 (store_one_arg): Likewise for variables `lower_bound' and
7119 * combine.c (try_combine): Likewise for variables `i2_code_number'
7120 and `other_code_number'.
7121 (find_split_point): Likewise for variables `pos', `unsignedp' and
7123 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7124 (simplify_and_const_int): Remove unused variable `width'.
7125 (merge_outer_ops): Likewise.
7127 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7128 HOST_WIDE_INT' when comparing against one.
7129 (simplify_relational_operation): Likewise.
7130 (cse_insn): Initialize variables `src_eqv_volatile',
7131 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7133 * final.c (init_final): Constify parameter `filename'.
7134 (final_start_function): Mark parameter `optimize' with
7136 (profile_function): Likewise for parameters `first' and `optimize'.
7137 (output_source_line): Likewise for parameter `file'.
7139 * integrate.c (subst_constants): Cast a value to `size_t' when
7140 comparing against one.
7141 (mark_stores): Initialize variable `mode'. Cast a value to
7142 `size_t' when comparing against one.
7144 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7146 * loop.c (move_movables): Initialize variable `first'.
7147 (strength_reduce): Likewise for variable `increment'.
7148 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7149 value to `size_t' when comparing against one.
7150 (load_mems): Initialize variable `end_label'.
7152 * output.h (init_final): Constify parameter.
7154 * reload.c (decompose): Initialize variable `base'.
7156 * reload1.c (reload): Likewise for variable `is_scalar'.
7157 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7158 (choose_reload_regs): Initialize variable `mode'.
7159 (emit_reload_insns): Likewise for variable `store_insn'.
7160 (reload_cse_noop_set_p): Mark parameter `insn' with
7162 (reload_combine): Initialize variable `set'.
7164 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7165 (copy_loop_body): Cast a value to `size_t' when comparing against
7168 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7169 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7170 (remove_from_pending_weak_list): Mark parameter `name' with
7173 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7175 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7178 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7180 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7181 (ASM_DECLARE_FUNCTION_NAME): Define.
7182 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7183 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7184 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7185 not already defined.
7187 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7189 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7190 of n_popped when call/call_value are not defined.
7192 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7194 * tm.texi: GNU CC -> GCC conversion.
7195 (CC1_SPEC): Indicate it is used for all language front ends.
7197 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7199 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7200 NOTE_INSN_EH_REGION_END correctly.
7202 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7203 Jeff Law <law@cygnus.com>
7205 * loop.c (strength_reduce): Automatically unroll loops if the
7206 unrolled loop size is smaller than the rolled loop size.
7208 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7209 and delete comment that code should be rewritten.
7211 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7213 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7216 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7218 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7220 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7221 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7222 (LINK_SPEC): Add -u _main when building executables.
7223 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7224 (ASM_FILE_END): Use the default for ix86-pe.
7225 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7227 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7229 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7230 and ASM_CLOSE_PAREN are empty strings.
7232 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7233 Geoffrey Keating <geoffk@cygnus.com>
7235 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7236 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7237 (unprotoize.o): Ditto.
7238 (test-protoize-simple): Don't define STD_PROTO_DIR.
7239 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7240 changes to make 'test-protoize-simple' pass.
7241 (STD_PROTO_DIR): Remove define.
7242 (STANDARD_EXEC_PREFIX): Supply default define.
7243 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7244 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7245 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7246 (GET_ENV_PATH_LIST): New macro.
7247 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7248 (do_processing): Initialize default_syscalls_dir using new
7249 macros. Use it to initialize syscalls_absolute_filename.
7251 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7253 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7254 B into a register before emit_conditional_move.
7256 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7258 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7259 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7260 multiplicand out of (+ (* a b) (* c d)).
7262 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7263 Richard Henderson <rth@cygnus.com>
7265 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7266 (new_insn_dead_notes): Likewise.
7267 (update_n_sets): Likewise.
7268 (update_flow_info): Move to flow.c, renamed to update_life_info;
7269 extend to handle multiple source insns.
7270 * flow.c: Include resource.h
7271 (unlink_insn_chain): New.
7272 (split_hard_reg_notes): New.
7273 (maybe_add_dead_note): New.
7274 (maybe_add_dead_note_use): New.
7275 (find_insn_with_note): New.
7276 (new_insn_dead_notes): New.
7277 (update_n_sets): New.
7278 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7279 (maybe_remove_dead_notes): New.
7280 (update_life_info): New.
7281 (prepend_reg_notes): New.
7282 (replace_insns): New.
7283 * output.h (update_life_info): Declare.
7284 * recog.c (split_block_insns): Use update_life_info.
7285 * resource.c (find_free_register): Use reg_alloc_order, don't use
7286 fixed regs, make sure the mode is supported, don't use new regs.
7288 * rtl.h (replace_insns): Declare.
7290 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7292 * expr.c (expand_expr): Cope with COND_EXPRs with one
7293 non-returning branch.
7295 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7297 * expr.c (store_expr): Always pass down the target, even when not
7300 1999-08-24 Nick Clifton <nickc@cygnus.com>
7302 * configure.in: Define target_cpu_default for v850 targets.
7303 * configure: Regenerate
7305 * config/v850/v850.h (TARGET_CPU_generic): Define.
7306 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7307 addresses are 4 byte aligned.
7309 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7312 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7314 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7315 (main): Add prototypes.
7317 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7318 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7319 (write_attr_get): Emit prototypes along with function definition.
7320 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7321 (write_complex_function): Emit static prototype along with
7322 function definition.
7324 * genemit.c (gen_split): Emit prototypes along with function
7327 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7328 Likewise for predicates and `insn_operand_predicate'.
7329 (process_template): Emit static prototype along with function
7332 * genrecog.c (make_insn_sequence): Constify a char*. Add
7333 prototypes for get_split_*().
7334 (write_subroutine): Emit prototypes along with function
7337 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7339 * gcse.c (find_avail_set): Follow chains of register-register copies.
7340 Use oprs_not_set_p to guarantee that the returned value can be
7342 (cprop_insn): Don't verify the return value of find_avail_set with
7345 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7346 (cprop_cc0_jump): New function.
7347 (cprop_insn): Break out new function cprop_jump and use it.
7348 Also use cprop_cc0_jump for machines with CC0.
7349 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7351 * tree.h (current_function_calls_setjmp,
7352 current_function_calls_longjmp): Delete declarations.
7353 * dsp16xx.c: Include "function.h".
7354 * elxsi.c: Likewise.
7355 * gmicro.c: Likewise.
7356 * h8300.c: Likewise.
7359 * mn10200.c: Likewise.
7360 * mn10300.c: Likewise.
7361 * ns32k.c: Likewise.
7365 * rtl.h (rtx_equal_function_value_matters): Declare.
7366 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7368 * function.c: Likewise.
7369 * emit-rtl.c: Likewise.
7371 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7373 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7376 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7378 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7381 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7383 * cpp.texi: Add a node documenting macro varargs (copied
7386 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7388 * cppspec.c: Put a null pointer at the end of the new argv.
7390 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7392 * configure.in: Remove code to select/de-select the haifa
7393 scheduler. Every scheduled port gets haifa now.
7394 * configure: Rebuilt.
7395 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7397 * Makefile.in: Corresponding changes.
7399 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7401 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7402 All callers changed.
7403 (prepare_float_lib_cmp): Likewise.
7404 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7405 * expr.h (emit_float_lib_cmp): Delete declaration.
7406 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7407 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7408 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7410 (cmptf): Now conditional on TARGET_HARD_QUAD.
7412 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7414 * resource.c (mark_target_live_regs): Use
7415 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7417 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7419 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7421 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7423 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7425 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7427 * rtl.h (rtx_format): Constify a char*.
7429 * rtl.c (rtx_format): Likewise.
7430 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7431 (init_rtl): Use accessor macro, not `rtx_format'.
7433 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7436 * caller-save.c (mark_referenced_regs): Likewise.
7438 * combine.c (subst, make_compound_operation, known_cond,
7439 gen_rtx_combine, update_table_tick, get_last_value_validate,
7440 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7442 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7443 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7444 count_reg_usage): Likewise.
7446 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7449 * final.c (leaf_renumber_regs_insn): Likewise.
7451 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7452 dump_edge_info, count_reg_references): Likewise.
7454 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7455 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7458 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7459 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7460 add_label_notes): Likewise.
7462 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7463 clear_struct_flag, count_sub_rtxs, count_alternatives,
7464 compares_alternatives_p, contained_in_p, walk_attr_value,
7465 write_expr_attr_cache): Likewise.
7467 * genconfig.c (walk_insn_part): Likewise.
7469 * genemit.c (max_operand_1, gen_exp): Likewise.
7471 * genextract.c (walk_rtx): Likewise.
7473 * genflags.c (num_operands): Likewise.
7475 * genoutput.c (scan_operands): Likewise.
7477 * genpeep.c (match_rtx): Likewise.
7479 * genrecog.c (add_to_sequence): Likewise.
7481 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7484 * integrate.c (save_constants, copy_for_inline,
7485 copy_rtx_and_substitute, subst_constants, restore_constants):
7488 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7489 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7491 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7494 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7495 add_label_notes, replace_call_address, count_nonfixed_reads,
7496 invariant_p, find_single_use_in_loop, find_mem_givs,
7497 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7500 * print-rtl.c (reg_names, print_rtx): Likewise.
7502 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7504 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7505 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7506 print_blocks): Likewise.
7508 * regclass.c (fix_register, record_address_regs,
7509 reg_scan_mark_refs): Likewise.
7511 * regmove.c (stable_but_for_p): Likewise.
7513 * reload.c (loc_mentioned_in_p, operands_match_p,
7514 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7515 copy_replacements, refers_to_regno_for_reload_p,
7516 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7517 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7520 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7521 delete_address_reloads_1, count_occurrences,
7522 reload_cse_mem_conflict_p, reload_combine_note_use,
7523 add_auto_inc_notes): Likewise.
7525 * resource.c (mark_referenced_resources, mark_set_resources):
7528 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7529 reg_mentioned_p, regs_set_between_p, modified_between_p,
7530 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7531 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7532 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7533 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7535 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7537 * stupid.c (stupid_mark_refs): Likewise.
7539 * unroll.c (remap_split_bivs): Likewise.
7541 * varasm.c (mark_constants): Likewise.
7543 * a29k/a29k.c (uses_local_reg_p): Likewise.
7545 * alpha/alpha.c (summarize_insn): Likewise.
7547 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7548 eliminate_lr2ip): Likewise.
7550 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7552 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7553 reg_mentioned_in_mem): Likewise.
7555 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7556 symbolic_reference_mentioned_p): Likewise.
7558 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7560 * sh/sh.c (regs_used, mark_use): Likewise.
7562 * vax/vax.c (vax_rtx_cost): Likewise.
7564 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7566 * machmode.h (mode_name): Constify a char*.
7568 * rtl.c (mode_name): Likewise.
7570 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7572 * optabs.c (init_libfuncs): Constify a char*.
7574 * print-tree.c (mode_name): Remove redundant declaration.
7575 (print_node): Use accessor macro, not `mode_name'.
7577 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7579 (new_spill_reg): Constify a char*.
7581 * tree.c (mode_name): Remove redundant declaration.
7583 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7585 * rtl.c (rtx_name): Constify a char*.
7587 * rtl.h (rtx_name, fix_sched_param): Likewise.
7589 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7590 (mypr): Use accessor macro, not `rtx_name'.
7592 * genemit.c (print_code): Constify a char*.
7594 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7596 * genpeep.c (print_code): Constify a char*.
7598 * genrecog.c (print_code): Likewise.
7600 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7601 end_bb): Add static prototype.
7602 (draw_edge): Constify a char*.
7603 (end_bb): Remove unused parameter.
7605 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7606 print_block_visualization): Constify a char*.
7608 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7610 * c-common.c (c_get_alias_set): Update comment.
7612 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7614 * linux.h (LIB_SPEC): Added.
7616 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7618 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7620 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7622 * tree.c (expr_check): Fix typo in last change.
7624 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7626 * rtl.def (NOTE): Change format to "iuu0n".
7627 (ADDR_DIFF_VEC): Change format to "eEee0".
7628 (ADDRESSOF): Change format to "eit".
7630 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7631 (RTVEC_ELT): Change to match.
7632 (XVECEXP): Use XVEC and RTVEC_ELT.
7633 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7634 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7635 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7636 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7637 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7638 (INTVAL): Use XWINT.
7639 (ADDRESSOF_DECL): Use XTREE.
7640 (SET_ADDRESSOF_DECL): Delete.
7641 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7642 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7643 ifdefed out since 2.6 at least.
7644 (gen_rtvec_vv): Delete prototype.
7646 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7648 (copy_most_rtx): Handle 't' format letter.
7649 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7650 (gen_rtvec_vv): Delete function. All callers changed to use
7651 gen_rtvec_v instead.
7652 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7653 the '0' format letter.
7655 * function.c (gen_mem_addressof): Don't use
7656 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7658 * integrate.c (copy_rtx_and_substitute): Likewise.
7659 Copy 't' slots with XTREE.
7660 (subst_constants): Treat 't' slots like '[swi]' slots.
7661 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7662 * jump.c (rtx_equal_for_thread_p): Likewise.
7663 * rtlanal.c (rtx_equal_p): Likewise.
7664 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7665 only four arguments.
7666 * gengenrtl.c (type_from_format): Provide correct types for
7670 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7671 If a recent gcc is in use (always in stage2 and beyond), use
7672 statement expressions, so we don't make a function call unless
7673 the check fails. Evaluate arguments exactly once.
7674 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7675 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7677 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7678 they evaluate their arguments exactly once, irrespective of
7679 the compiler in use.
7681 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7682 is used by the currently-enabled check macros. This is:
7683 (tree_check_failed, tree_class_check_failed): For gcc.
7684 (tree_check, tree_class_check, cst_or_constructor_check,
7685 expr_check): For other compilers.
7687 * gencheck.c: Do not define any *_CHECK1 macros.
7689 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7690 Mark Mitchell <mark@codesourcery.com>
7692 * c-common.c (c_get_alias_set): Fix support for poitners and
7695 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7697 * alias.c: Include tree.h.
7698 (nonlocal_reference_p, mark_constant_function): New functions.
7699 * flow.c (life_analysis): Call mark_constant_function.
7700 * rtl.h (mark_constant_function): Declare it.
7702 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7704 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7705 unrecognisable switches.
7707 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7709 * loop.c (recombine_givs): Set ix field after sorting.
7710 (recombine_givs): Remove bogus index / giv lockstep looping.
7712 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7714 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7716 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7717 (do_cmp_and_jump): Formatting fixes.
7718 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7719 do_compare_rtx_and_jump instead of compare_from_rtx.
7720 (do_compare_rtx_and_jump): New function; mostly copied from
7722 (do_jump_for_compare): Delete.
7723 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7725 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7726 of compare/do_jump_for_compare pairs.
7727 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7728 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7729 compare_from_rtx/do_jump_for_compare pairs.
7730 (do_jump_by_parts_equality): Likewise.
7731 (do_jump_by_parts_equality_rtx): Likewise.
7732 * expr.h (do_compare_rtx_and_jump): Declare.
7733 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7734 that used to be in emit_cmp_insn.
7735 (cmp_available_p): New function.
7736 (prepare_operand): New function.
7737 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7738 to be in emit_cmp_insn.
7739 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7740 parameters to be pointers; don't emit final compare but modify some of
7741 the values pointed to by the args so the caller can perform the
7743 (expand_binop): Call emit_store_flag_force with signed forms of
7745 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7746 emit_jump_insn pair.
7747 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7748 emit_cmp_and_jump_insn_1. Call emit_queue.
7749 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7751 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7752 jump sets cc0 before deleting it.
7753 * integrate.c (expand_inline_function): Likewise.
7754 * unroll.c (unroll_loop): Similar changes in several places.
7755 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7758 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7760 * Makefile.in (insn-recog.o): Update dependencies.
7761 * genrecog.c (main): Make generated file include "function.h".
7763 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7765 * cse.c (cse_insn): Call never_reached_warning when a jump is
7766 changed to be unconditional.
7767 * flags.h: Declare warn_notreached.
7768 * flow.c (delete_block): Call never_reached_warning when
7770 * jump.c (delete_barrier_successors): Call never_reached_warning
7771 when we delete everything after a BARRIER.
7772 (never_reached_warning): New function.
7773 * rtl.h: Declare never_reached_warning.
7774 * toplev.c (warn_notreached): New variable.
7775 (lang_independent_options): Set warn_notreached
7776 when -Wunreachable-code.
7777 (compile_file): We need line numbers for -Wunreachable-code.
7779 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7781 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7782 * sched.c (insn_unit): Likewise.
7784 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7786 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7788 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7790 * flow.c (create_edge_list): Use xmalloc, not malloc.
7792 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7794 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7795 C-style comments. Do not lose the character before double slash.
7797 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7799 * basic-block.h (struct edge_list): Stucture to maintain a vector
7801 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7802 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7803 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7804 New function prototypes.
7805 * flow.c (create_edge_list): Function to create an edge list.
7806 (free_edge_list): Discards memory used by an edge list.
7807 (print_edge_list): Debug output showing an edge list.
7808 (verify_edge_list): Internal consistency check for an edge list.
7809 (find_edge_index): Function to find an edge index for a pred and succ.
7811 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7813 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7816 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7818 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7820 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7822 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7824 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7826 * toplev.c (rest_of_compilation): Allow machine dependent
7827 reorganisation pass to place information into the RTL dump
7828 file if it so wishes.
7830 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7832 * explow.c (hard_function_value): Use VOIDmode instead of
7834 * stmt.c (expand_return): Likewise.
7835 * stor-layout.c (get_best_mode): Likewise.
7837 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7838 emit call instead of emit_insn call.
7840 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7842 * configure.in: Handle --disable/enable-win32-registry.
7843 * install.texi: Document --disable/enable-win32-registry.
7844 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7845 (WIN32_REGISTRY_KEY): New macro.
7846 * prefix.c: Use to enable/disable win32-specific code.
7847 (lookup_key): Use versioned key.
7848 * configure: Regenerate.
7849 * config.in: Likewise.
7851 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7853 * cpplib.c (read_line_number): New fn, split out of...
7856 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7858 tree.c (lang_unsave_expr_now) : New.
7859 (unsave_expr_now): Call lang_unsave_expr_now.
7860 tree.h (lang_unsave_expr_now) : New.
7862 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7864 * toplev.c (flag_new_exceptions): On by default.
7866 1999-08-13 Michael Meissner <meissner@cygnus.com>
7868 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7870 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7872 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7873 INTEGER_TYPE with precision==1, it's __java_boolean.
7875 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7877 * global.c (prune_preferences): Move some invariants out of the
7880 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7882 * configure.in (alpha*-dec-osf*): Add osf5.
7884 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7886 * configure.in: Rework handling of ARM GNU/Linux slightly.
7887 (arm*-*-linux-gnuoldld): New target.
7888 * configure: Regenerate.
7889 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7890 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7891 * config/arm/linux-oldld.h: New file.
7892 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7893 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7895 * config/arm/linux-elf.h (ASM_SPEC): Define.
7896 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7897 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7898 for 26-bit APCS and old linker.
7899 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7901 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7902 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7903 don't define `arm' or `arm_elf'.
7904 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7905 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7907 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7909 * rtl.texi: Fix typo.
7911 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7913 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7915 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7917 * extend.texi (C++ Signatures): Remove node.
7918 * invoke.texi: Remove discussion of -fhandle-signatures,
7919 signature, sigof, __signature__, and __sigof__.
7921 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7923 * Makefile.in (JAVAGC): Removed.
7925 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7927 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7929 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7931 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7933 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7935 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7936 a register that is already known to be a pointer.
7938 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7940 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7941 * fixinc/inclhack.sh: Regenerated.
7942 * fixinc/fixincl.sh: Regenerated.
7944 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7946 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7947 Fix documentation of -ansi flag to describe its C++ behavior.
7948 Remove bogus reference to GCC 2.9.
7950 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7952 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7953 note if it is non-NULL.
7955 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7957 * except.h (eh_nesting_info): Add new structure defintion.
7958 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7959 (reachable_handlers, update_rethrow_references): Add function
7961 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7962 a rethrow symbol instead of an integer exception region number.
7963 * flow.c (Make_edges): Use new exception nesting routines to determine
7964 which handlers are reachable from a CALL or asynchronous insn.
7965 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7967 (delete_eh_regions): Update rethrow labels, and don't delete
7968 regions which are the target of a rethrow.
7969 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7970 avoid overloading the SYMBOL_REF_USED flag.
7971 (rethrow_symbol_map): Use new rethrow_ref field.
7972 (rethrow_used): Use new rethrow_ref field.
7973 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7974 of an integer. Fix formatting.
7975 (output_exception_table_entry): Use new rethrow_ref field.
7976 (can_throw): Check for EH_REGION_NOTE before deciding
7977 whether a CALL can throw or not.
7978 (scan_region): Call rethrow_used() instead of accessing data structure.
7979 (update_rethrow_references): New function to make sure only regions
7980 which are still targets of a rethrow are flagged as such.
7981 (process_nestinfo): New static function to initialize a handler
7982 list for a specific region.
7983 (init_eh_nesting_info): New function to allocate and initialize
7984 the list of all EH handlers reachable from all regions.
7985 (reachable_handlers): New function to retrieve the list of handlers
7986 reachable from a specific region and insn.
7987 (free_eh_nesting_info): New function to dispose of a list of
7990 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7992 * flow.c (split_edge): Set JUMP_LABEL field.
7993 (commit_one_edge_insertion): Set head correctly for insert_before.
7994 When inserting insns, update insn block numbers if allocated.
7996 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7998 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7999 retry_incomplete_types): Add static prototype.
8000 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8001 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8002 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8003 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8004 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8007 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8008 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8010 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8012 * output.h (assemble_name): Constify a char*.
8014 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8015 assemble_variable, assemble_name): Likewise.
8017 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8019 * arm/pe.c (arm_pe_unique_section): Likewise.
8021 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8023 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8025 * i386/interix.c (i386_pe_unique_section): Likewise.
8027 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8029 * i386/winnt.c (i386_pe_unique_section): Likewise.
8031 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8033 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8035 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8037 * pa/pa.c (output_call): Likewise.
8039 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8041 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8043 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8046 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8049 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8051 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8052 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8054 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8056 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8058 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8060 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8062 * tree.h (lang_identify): Constify a char*.
8063 (print_error_function): Add extern prototype. Constify a char*.
8065 * c-lang.c (lang_identify): Constify a char*.
8067 * objc/objc-act.c (lang_identify): Constify a char*.
8069 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8071 * genpeep.c (main): Make generated file include "function.h".
8072 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8074 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8076 * Makefile.in: Update dependencies.
8077 * alias.c: Include "function.h"
8078 * c-decl.c: Likewise.
8079 * caller-save.c: Likewise.
8080 * calls.c: Likewise.
8081 * combine.c: Likewise.
8083 * explow.c: Likewise.
8084 * final.c: Likewise.
8085 * global.c: Likewise.
8086 * graph.c: Likewise.
8087 * local-alloc.c: Likewise.
8089 * optabs.c: Likewise.
8090 * profile.c: Likewise.
8091 * recog.c: Likewise.
8092 * regclass.c: Likewise.
8093 * regmove.c: Likewise.
8094 * reload.c: Likewise.
8095 * reorg.c: Likewise.
8096 * resource.c: Likewise.
8097 * sched.c: Likewise.
8098 * stupid.c: Likewise.
8099 * config/1750a/1750a.c: Likewise.
8100 * config/a29k/a29k.c: Likewise.
8101 * config/arc/arc.c: Likewise.
8102 * config/arm/arm.c: Likewise.
8103 * config/arm/thumb.c: Likewise.
8104 * config/c4x/c4x.c: Likewise.
8105 * config/clipper/clipper.c: Likewise.
8106 * config/convex/convex.c: Likewise.
8107 * config/fx80/fx80.c: Likewise.
8108 * config/i860/i860.c: Likewise.
8109 * config/m68k/m68k.c: Likewise.
8110 * config/m88k/m88k.c: Likewise.
8111 * config/mips/mips.c: Likewise.
8112 * config/pdp11/pdp11.c: Likewise.
8113 * config/pyr/pyr.c: Likewise.
8114 * config/romp/romp.c: Likewise.
8115 * config/sh/sh.c: Likewise.
8116 * config/tahoe/tahoe.c: Likewise.
8117 * config/vax/vax.c: Likewise.
8118 * config/we32k/we32k.c: Likewise.
8119 * config/sparc/sparc.c: Include "function.h".
8120 (mem_min_alignment): Test current_function rather than
8121 regno_pointer_align.
8122 * config/pa/pa.c: Likewise.
8123 (compute_frame_size): Delete declaration of
8124 current_function_outgoing_args_size.
8125 * config/arc/arc.h (current_function_varargs): Delete declaration.
8126 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8128 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8130 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8131 current_function_uses_pic_offset_table.
8132 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8133 of current_function_returns_pointer.
8134 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8135 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8136 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8137 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8138 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8139 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8140 * config/m88k/m88k.c: Include "function.h"
8141 (call_used_regs, current_function_pretend_args_size,
8142 current_function_outgoing_args_size, frame_pointer_needed): Delete
8144 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8146 * config/mips/mips.h (current_function_calls_alloca): Delete
8148 * config/mn10200/mn10200.h (current_function_needs_context,
8149 rtx_equal_function_value_matters): Delete declarations.
8150 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8151 flag_pic): Delete declarations.
8152 * config/pa/pa.h (current_function_pretend_args_size,
8153 current_function_decl): Delete declarations.
8154 * config/pa/som.h (current_function_varargs): Delete declaration.
8155 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8157 * config/pyr/pyr.h (current_function_pretend_args_size,
8158 current_function_args_size, current_function_calls_alloca): Delete
8160 * config/sh/sh.h (current_function_varargs): Delete declaration.
8161 * config/sparc/sparc.h (current_function_outgoing_args_size,
8162 current_function_calls_alloca, current_function_decl): Delete
8164 * config/spur/spur.h (current_function_pretend_args_size,
8165 current_function_calls_alloca): Delete declarations.
8166 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8168 * config/vax/vms.h (current_function_name): Delete declaration.
8169 * gcse.c: Include "function.h".
8170 (current_function_name, current_function_calls_setjmp): Delete
8172 * haifa-sched.c: Include "function.h".
8173 (forced_labels): Delete declaration.
8175 * reg-stack.c: Likewise.
8176 * reload1.c: Likewise.
8177 * genemit.c (main): Make generated file include function.h.
8178 * genoutput.c (output_prologue): Likewise.
8180 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8181 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8182 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8183 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8184 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8185 macros for some of them.
8186 (emit_filename, emit_lineno): Delete declarations.
8187 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8188 regno_pointer_* variables through current_function.
8189 (gen_inline_header_rtx): Delete function.
8190 (save_emit_status): Delete function.
8191 (set_new_last_label_num): New function.
8192 (clear_emit_caches): New function.
8193 (restore_emit_status): Just clear last_labelnum and call
8195 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8196 through macro seq_stack.
8197 (add_insn_after): Likewise.
8198 (add_insn_before): Likewise.
8199 (remove_insn): Likewise.
8200 (pop_topmost_sequence): Likewise.
8201 (in_sequence_p): Likewise.
8202 (start_sequence_for_rtl_expr): Likewise.
8203 (start_sequence): Likewise, and likewise for
8204 sequence_rtl_expr/seq_rtl_expr.
8205 (push_topmost_sequence): Likewise.
8206 (end_sequence): Likewise.
8207 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8208 All callers changed. Store into that pointer instead of globals.
8209 (init_emit): Allocate emit elt of current_function.
8210 Changes for sequence_rtl_expr/sequence_stack renaming.
8211 Call clear_emit_caches instead of doing it in-line.
8212 Access regno_pointer_* variables through current_function.
8213 (init_emit_once) Don't clear sequence_stack.
8215 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8217 (arg_pointer_save_area): Delete declaration.
8218 (finish_expr_for_function): Renamed from init_queue; no longer static.
8219 (init_expr): Don't call init_queue.
8220 (save_expr_status, restore_expr_status): Delete functions.
8221 (expand_expr): Changes to reflect new layout of struct function.
8222 Don't access current_function_check_memory_usage when current_function
8224 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8225 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8226 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8227 current_function_uses_const_pool, function_call_count,
8228 current_function_uses_pic_offset_table, nonlocal_labels,
8229 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8230 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8231 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8233 (finish_expr_for_function): Declare.
8234 * flags.h (current_function_has_nonlocal_label,
8235 current_function_has_nonlocal_goto, current_function_is_thunk,
8236 current_function_has_computed_jump): Delete declarations.
8237 * flow.c (forced_labels): Delete declaration.
8238 * function.c (current_function_pops_args,
8239 current_function_returns_struct, current_function_returns_pcc_struct,
8240 current_function_needs_context, current_function_calls_setjmp,
8241 current_function_calls_longjmp, current_function_has_nonlocal_label,
8242 current_function_has_nonlocal_goto, current_function_is_thunk,
8243 current_function_has_computed_jump, current_function_calls_alloca,
8244 current_function_contains_functions, current_function_returns_pointer,
8245 current_function_epilogue_delay_list, current_function_args_size,
8246 current_function_pretend_args_size, current_function_arg_offset_rtx,
8247 current_function_outgoing_args_size, current_function_varargs,
8248 current_function_stdarg, current_function_args_info, cleanup_label,
8249 current_function_name, current_function_uses_const_pool,
8250 current_function_instrument_entry_exit, current_function_return_rtx,
8251 current_function_uses_pic_offset_table, nonlocal_labels,
8252 current_function_internal_arg_pointer, current_function_cannot_inline,
8253 current_function_check_memory_usage, function_call_count,
8254 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8255 nonlocal_goto_stack_level, return_label, save_expr_regs,
8256 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8257 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8258 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8259 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8260 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8262 (push_function_context_to): Don't save them. Don't call
8263 save_storage_status, save_emit_status or save_expr_status.
8264 (pop_function_context_from): Don't restore them. Don't call
8265 restore_storage_status or restore_expr_status.
8266 (get_func_frame_size): New function.
8267 (get_frame_size): Use it.
8268 (assign_outer_stack_local): Reflect some member name changes in struct
8270 (put_reg_into_stack): Likewise.
8271 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8273 (fixup_var_refs): Likewise.
8274 (fix_lexical_addr): Likewise.
8275 (trampoline_address): Likewise.
8276 (prepare_function_start): Clear field inlinable of current_function.
8277 (init_function_for_compilation): New function.
8278 (expand_dummy_function_end): New function.
8279 (expand_function_end): Call finish_expr_for_function.
8280 * function.h (struct emit_status): New; fields moved here from struct
8281 function and from global variables. Add accessor macros for some of
8283 (struct expr_status): Likewise.
8284 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8285 (struct function): Add fields expr and emit, inlinable, inl_emit,
8286 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8287 inl_max_label_num. Add many comments.
8288 Add accessor macros for all elts of struct function that no longer
8289 have a global variable.
8290 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8291 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8292 stack_slot_list): Delete declarations.
8293 (get_func_frame_size): Declare.
8294 (save_expr_status, restore_expr_status, save_emit_status,
8295 save_storage_status, restore_storage_status): Delete declarations.
8296 (init_virtual_regs): Declare.
8297 * output.h (current_function_pops_args,
8298 current_function_returns_struct, current_function_returns_pcc_struct,
8299 current_function_needs_context, current_function_calls_setjmp,
8300 current_function_calls_longjmp, current_function_calls_alloca,
8301 current_function_has_nonlocal_label, current_function_varargs,
8302 current_function_has_computed_jump, current_function_returns_pointer,
8303 current_function_contains_functions, current_function_args_size,
8304 current_function_pretend_args_size, current_function_stdarg,
8305 current_function_outgoing_args_size, current_function_args_info,
8306 current_function_name, current_function_return_rtx,
8307 current_function_epilogue_delay_list,
8308 current_function_uses_const_pool, current_function_cannot_inline):
8309 Delete declarations.
8310 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8311 regno_reg_rtx): Delete declaration.
8312 (REGNO_POINTER_FLAG): Delete macro.
8313 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8314 function were renamed.
8315 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8317 * toplev.c: Include "function.h".
8318 (current_function_decl): Delete declaration.
8319 (compile_file): Call init_dummy_function_start and
8320 expand_dummy_function_end around some initializations that need to
8322 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8323 Call init_function_for_compilation.
8324 * unroll.c: Include "function.h"
8325 (unroll_loop): Access regno_pointer_* variables through
8328 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8329 (DECL_SAVED_INSNS): use it.
8330 (expand_dummy_function_end): Declare.
8331 (init_function_for_compilation): Declare.
8332 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8333 that it's no longer an INLINE_HEADER.
8334 (expand_call): Likewise.
8335 * integrate.c (finish_inline): Delete function.
8336 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8337 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8338 args. Don't generate an INLINE_HEADER rtx, just return the arg
8339 vector. All callers changed.
8340 (save_for_inline_copying): Create a duplicate struct emit_status to
8341 hold the emit state for compiling the current function. Use this and
8342 the other new fields in struct function that are for integration
8343 instead of an INLINE_HEADER.
8344 Use memcpy instead of bcopy.
8345 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8346 (save_for_inline_nocopy): Similar changes, except no new emit_status
8348 (expand_inline_function): Get information from function structure,
8349 not from an inline header rtx.
8350 (output_inline_function): Lose code to extract the necessary
8351 information from an inline header; simply put back the function
8352 structure into current_function. Clear its inlinable elt.
8353 * rtl.def (INLINE_HEADER): Delete.
8354 * rtl.h: Delete all accessors for an INLINE_HEADER.
8355 (gen_inline_header_rtx): Delete declaration.
8356 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8357 Delete declarations.
8358 (REGNO_POINTER_ALIGN): Delete.
8359 (clear_emit_caches): Declare.
8360 (set_new_last_label_num): Declare.
8362 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8364 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8366 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8367 * stmt.c (is_eh_region): Make sure current_function is present, too.
8369 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8371 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8372 for 64bit PA targets.
8374 * pa.h (SELECT_SECTION): Define.
8375 * som.h (SELECT_SECTION): Delete.
8377 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8379 * alias.c (init_alias_analysis): Wrap call to
8380 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8382 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8384 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8385 <sys/asm.h> contains an asm comment with an apostrophe
8386 * fixinc/inclhack.sh: regen
8387 * fixinc/fixincl.x: regen
8389 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8391 * function.c (init_function_start): Clear prologue & epilogue.
8392 (prologue_epilogue_contains): New function.
8393 * alias.c (init_alias_analysis): Use it.
8394 * rtl.h (prologue_epilogue_contains): Declare it.
8396 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8398 * jump.c (onlyjump_p): New function.
8399 * rtl.h: Declare it.
8400 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8401 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8403 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8405 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8406 to invert loops. Simplify block scanning.
8408 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8410 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8411 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8413 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8415 * config/sparc/liteelf.h: New file to support sparclite-elf target
8416 * config/sparc/t-sp86x: New file to support sparc86x targets
8417 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8418 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8419 * configure.in: Support above target triplets
8420 * configure: Regenerated
8422 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8424 * fixinc/server.c (server_setup): Do not prefix function used as
8427 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8429 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8430 Remove fp reg alternatives.
8432 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8434 * Makefile.in (TAROUTOPTS): Kill.
8435 (install-headers-tar): Use "xpf" for tar headerfile extraction
8436 * i370/x-oe (TAROUTOPTS): Delete.
8437 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8438 * m68k/x-hp320 (TAROUTOPTS): Delete.
8439 * m68k/x-hp320g (TAROUTOPTS): Delete.
8440 * gcc.texi: Update bug reporting text.
8442 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8444 * reg-stack.c (change_stack) Fixed problem with negative array index.
8446 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8448 * extend.texi, install.texi: Fix spelling mistakes.
8450 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8451 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8452 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8454 * mips/t-ecoff: Likewise.
8455 * mips/t-elf: Likewise.
8456 * mips/t-mips: Likewise.
8457 * mips/t-osfrose: Likewise.
8458 * mips/t-r3900: Likewise.
8459 * mips/t-svr3: Likewise.
8460 * mips/t-svr4: Likewise.
8461 * mips/t-ultrix: Likewise.
8463 * gcc.texi: Document recommend means to provide software floating
8464 point libraries in libgcc.a
8466 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8468 * c-lex.c (yylex): We can have a number with no digits.
8470 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8472 * jump.c (delete_prior_computation): New function, broken
8473 out of delete_computation. Check for side effects with
8474 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8475 multi-word hard registers.
8476 (delete_computation): Use it. Check for side effects with
8477 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8478 missing REG_DEAD note for a register which is both set and
8481 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8483 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8484 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8485 (ASM_FILE_START): Import _mcount with the right type.
8486 (ASM_DECLARE_FUNCTION_NAME): Define.
8487 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8488 * pa.c (output_function_prologue): Always emit the function's label
8490 * pa.h (TEXT_SPACE_P): Define.
8491 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8492 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8493 * som.h (TEXT_SPACE_P): Delete.
8494 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8495 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8497 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8499 * expr.c (emit_group_load): Allow src to be a CONCAT.
8501 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8503 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8504 (___mulsi3): Use '!' comment character.
8506 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8508 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8510 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8512 * gcc.c: Update URLs and mail addresses.
8513 * gcc.texi: Likewise.
8515 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8517 * rs6000.c (current_file_function_operand): Return zero for
8519 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8521 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8524 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8526 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8527 allocate space in the stack frame for the PIC register.
8529 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8531 * m68k.md (xordi3, anddi3): These patterns are not available on
8534 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8536 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8537 (PUT_REAL): Likewise.
8539 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8541 * final.c (shorten_branches): Don't add an alignment for loops
8542 that have no label inside.
8544 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8546 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8547 prototypes in macro HAVE_cmpstrsi.
8549 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8551 * emit-rtl.c (operand_subword): Remove unused variable
8554 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8556 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8558 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8560 * cpphash.c (macroexpand): Delete leading whitespace when arg
8561 is concatenated before.
8562 (unsafe_chars): Correct test for whether + and - can extend a
8565 * cppinit.c (cpp_start_read): Do dependencies for
8566 -include/-imacros files also.
8568 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8569 tokenizing non-directive lines.
8570 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8571 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8574 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8576 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8578 * c-lex.c: Sync with C++ frontend.
8579 (linemode): New variable.
8580 (parse_float): imag, conversion_errno, and type are output only.
8581 (yylex): Adjust. Move initial '.' case into main switch.
8583 (handle_generic_pragma): Just deal with tokens.
8584 (readescape): Use ISXDIGIT and ISGRAPH.
8585 * c-parse.in: Add END_OF_LINE token.
8587 * c-lex.c (lang_init): Generalize.
8588 (nextchar): Remove. Replace uses with UNGETC.
8589 (skip_white_space): Handle linemode here. Optimize for cpplib.
8590 (skip_white_space_on_line): Remove.
8591 (extend_token_buffer_to): New fn.
8592 (extend_token_buffer): Use it.
8593 (read_line_number, check_newline): Just deal with tokens.
8594 (token_getch, token_put_back): New fns.
8595 (yylex): Use them. More cpplib optimizations. Simplify.
8597 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8598 Jason Merrill <jason@yorick.cygnus.com>
8600 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8601 (consume_string): Make this smart about USE_CPPLIB.
8602 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8603 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8604 Also, clean up cases where we redundantly set token_buffer[0].
8605 (read_line_number): New fn.
8606 (ignore_escape_flag): New variable.
8608 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8610 * a29k/t-a29kbare: Fix some comments.
8611 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8612 (FPBIT, DPBIT): Define.
8613 * a29k/t-vx29k: Likewise.
8614 * arc/t-arc: Likewise.
8615 * arm/t-arm-elf: Likewise.
8616 * arm/t-bare: Likewise.
8617 * arm/t-pe: Likewise.
8618 * arm/t-pe-thumb: Likewise.
8619 * arm/t-semi: Likewise.
8620 * arm/t-thumb: Likewise.
8621 * arm/t-thumb-elf: Likewise.
8622 * arm/t-thumb-linux: Likewise.
8623 * h8300/t-h8300: Likewise.
8624 * i960/t-i960: Likewise.
8625 * i960/t-vxworks960: Likewise.
8626 * m32r/t-m32r: Likewise.
8627 * mips/t-ecoff: Likewise.
8628 * mips/t-elf: Likewise.
8629 * mips/t-r3900: Likewise.
8630 * pa/t-pro: Likewise.
8631 * rs6000/t-aix43: Likewise.
8632 * rs6000/t-beos: Likewise.
8633 * rs6000/t-newas: Likewise.
8634 * rs6000/t-ppccomm: Likewise.
8635 * rs6000/t-rs6000: Likewise.
8636 * rs6000/t-winnt: Likewise.
8637 * rs6000/t-xnewas: Likewise.
8638 * rs6000/t-xrs6000: Likewise.
8639 * sh/t-sh: Likewise.
8640 * sparc/t-elf: Likewise.
8641 * sparc/t-sparcbare: Likewise.
8642 * sparc/t-sparclite: Likewise.
8643 * sparc/t-splet: Likewise.
8644 * v850/t-v850: Likewise.
8645 * mn10200/t-mn10200: Fix comments.
8646 * mn10300/t-mn10300: Likewise.
8648 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8649 dummy operand. Allocate a new pseudo for the dummy operand.
8650 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8652 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8654 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8656 * configure: Rebuilt.
8657 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8659 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8661 * recog.c (preproces_constraints): Zero recog_op_alt before
8662 processing the constraints.
8664 * arm.c (typedef minipool_node): Renamed from pool_node.
8665 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8666 (add_minipool_constant): New function.
8667 (dump_minipool): New function.
8668 (find_barrier): Remove special case for getting the insn size of
8669 an insn that references the constant pool.
8670 (minipool_fixup): New structure.
8671 (push_minipool_barrier): New function.
8672 (push_minipool_fix): New function.
8673 (note_invalid_constants): New function.
8674 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8675 (arm_reorg): Rewrite code to fix up the constant pool into a
8676 series of mini-pools embedded in the insn stream.
8677 (arm_output_epilogue): New function, made mainly from the body
8678 of output_func_epilogue.
8679 (output_func_epilogue): Move insn generation part of epilogue code
8680 to arm_output_epilogue.
8681 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8682 * arm.md (pool_range): New attribute.
8683 (zero_extendqidi2): Add attribute pool_range.
8684 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8685 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8686 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8687 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8688 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8689 (epilogue): New expand.
8690 (epilogue_insn): New insn. Call arm_output_epilogue.
8692 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8693 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8695 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8697 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8699 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8701 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8703 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8705 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8707 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8709 * global.c: Fix comment.
8711 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8713 * gcc.c (access_check): New static function.
8714 (find_a_file): Use it when searching a directory list.
8715 * collect2.c (find_a_file): Don't accept directories found when
8716 searching a directory list.
8718 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8720 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8721 function parameters with `&'.
8722 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8724 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8726 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8727 or tidy_fallthru_edge if the last insn in the block is not
8728 an unconditional jump or a simple conditional jump.
8730 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8732 * Makefile.in (c-decl.o): Depends on defaults.h.
8734 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8736 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8738 (CLASS_MAX_NREGS): Likewise.
8740 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8742 * cse.c (cse_insn): Fix dumb thinko in last change.
8744 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8746 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8749 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8751 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8752 test for sizes of passed and declared parameter types.
8754 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8756 * fixincludes: Fix the return type of bsearch, char* -> void*.
8758 * fixinc/inclhack.def: Likewise.
8760 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8762 * invoke.texi (-fdump-translation-unit): New option.
8764 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8766 * expr.h (PROMOTE_PROTOTYPES): Move ...
8767 * defaults.h: ... to here.
8768 * c-decl.c: Include defaults.h instead of expr.h.
8769 * c-typeck.c: Include defaults.h.
8771 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8773 * toplev.h (errorcount): Declare.
8774 (warningcount): Likewise.
8775 (sorrycount): Likewise.
8776 * c-lex.c (errorcount): Don't declare.
8777 * dwarf2out.c (errorcount): Don't declare.
8779 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8781 * config/libgloss.h: Add a note discouraging use with ELF.
8782 * configure.in: Don't use libgloss.h for ELF targets.
8783 Always use_collect2 on a.out targets.
8785 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8787 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8788 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8790 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8792 * loop.c (strength_reduce): When doing biv->giv conversion, update
8793 reg note of NEXT->insn.
8795 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8797 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8799 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8801 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8802 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8803 Ensure expr.h is included.
8804 * c-typecheck.c (convert_arguments): Ditto.
8806 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8808 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8809 * config/convex/convex.h: Ditto.
8810 * config/dsp16xx/dsp16xx.h: Ditto.
8811 * config/fx80/fx80.h: Ditto.
8812 * config/gmicro/gmicro.h: Ditto.
8813 * config/i370/i370.h: Ditto.
8814 * config/i386/i386.h: Ditto.
8815 * config/m32r/m32r.h: Ditto.
8816 * config/m68k/m68k.h: Ditto.
8817 * config/m88k/m88k.h: Ditto.
8818 * config/mips/mips.h: Ditto.
8819 * config/pa/pa.h: Ditto.
8820 * config/pyr/pyr.h: Ditto.
8821 * config/tahoe/tahoe.h: Ditto.
8822 * config/we32k/we32k.h: Ditto.
8824 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8827 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8829 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8832 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8834 1999-08-02 Richard Henderson <rth@cygnus.com>
8836 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8837 for the register spill block.
8839 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8840 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8842 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8843 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8844 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8846 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8848 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8849 MAX_WCHAR_TYPE defined in sparc.h.
8850 * config/sparc/linuxaout.h: Likewise.
8851 * config/sparc/linux64.h: Likewise.
8852 Also default to -mvis if CPU is UltraSPARC.
8854 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8856 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8857 (RTX_OK_FOR_OLO10): Likewise.
8858 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8859 %lo(), allow it in addresses...
8860 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8861 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8862 does not make sense.
8863 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8864 (sparc_output_scratch_registers): New function.
8865 (output_function_prologue, sparc_flat_output_function_prologue): Use
8867 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8869 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8870 * configure.in: Add check for .register pseudo-op support in as and
8871 check for offsetable %lo().
8872 * acconfig.h: Add templates for the above checks.
8873 * configure: Regenerate.
8875 1999-08-02 Richard Henderson <rth@cygnus.com>
8877 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8878 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8879 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8881 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8883 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8886 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8888 * config/float-sparc.h: New file.
8889 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8890 sparc-*-linux-gnu and sparc64-*-linux*.
8892 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8894 * rs6000.c (rs6000_va_list): Type is an array.
8895 (rs6000_va_start): Don't doubly adjust for varargs.
8896 (rs6000_va_arg): Evaluate long long GPR adjustment.
8898 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8900 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8901 -maix64 and -maix32.
8902 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8903 LINK_SPEC): Change appropriately.
8904 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8905 (u_short_cint_operand): Likewise.
8906 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8908 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8910 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8912 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8914 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8916 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8917 (non_add_cint_operand): Likewise.
8918 (logical_operand): Likewise.
8919 (non_logical_cint_operand): Likewise.
8920 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8921 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8922 (rs6000_select_rtx_section): Suppress warning.
8923 (small_data_operand): Suppress warning.
8924 (rs6000_got_register): Suppress warning.
8925 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8926 type, so `J' is generally the wrong constraint for a SImode value;
8928 (andsi3_internal2): Likewise.
8929 (andsi3_internal3): Likewise.
8930 (iorsi3_internal1): Likewise.
8931 (xorsi3_internal1): Likewise.
8933 (movsf_softfloat): Likewise.
8934 (scc insns): Likewise.
8935 (movsi+2): Preserve sign bits of SImode constant.
8936 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8937 (movdf+1): Sign-extend properly.
8938 (movdi_32+1): Sign-extend properly.
8939 (scc insns): Sign-extend properly.
8941 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8944 1999-08-02 Richard Henderson <rth@cygnus.com>
8946 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8948 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8949 * alpha.md (all fp insns): Likewise.
8951 1999-08-02 Nick Clifton <nickc@cygnus.com>
8953 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8956 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8958 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8959 pic_load_label generator directly.
8960 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8961 No longer a named pattern.
8963 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8965 * explow.c (force_reg): Call force_operand if X does not
8966 satisfy general_operand.
8968 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8970 * fix-header.c (main): When testing for CONTINUED, use string
8971 equality, not pointer equality.
8973 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8975 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8977 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8979 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8980 that has become an unconditional jump.
8982 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8983 (output_function_epilogue): Similarly.
8985 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8987 * tree.h (init_dummy_function_start): Declare.
8989 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8991 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8992 last_expr_type, last_expr_value, block_start_count, block_stack,
8993 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8994 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8995 dynamically in stmt elt of struct function for each function.
8996 (struct nesting): Rename function_call_count elt to n_function_calls,
8997 target_temp_slot_level to block_target_temp_slot_level. All users
8999 (struct stmt_status): New structure definition.
9000 Add many accessor macros for stmt_status elements which previously
9001 were global variables.
9002 (init_stmt_for_function): Allocate stmt elt for current_function.
9003 Reflect that block_start_count was renamed to
9004 current_block_start_count.
9005 (save_stmt_status, restore_stmt_status): Delete functions.
9006 (preserve_subexpressions_p): Don't access loop_stack when outside
9008 (expand_start_bindings): Reflect that block_start_count was renamed to
9009 current_block_start_count.
9010 (expand_fixup): Likewise.
9011 (expand_decl): Don't access block_stack when outside a function.
9012 (expand_decl_cleanup): Likewise.
9013 (expand_dcc_cleanup): Likewise.
9014 (expand_dhc_cleanup): Likewise.
9015 (expand_anon_union_decl): Likewise.
9016 (set_file_and_line_for_stmt): New function.
9017 (in_control_zone_p): New function.
9019 * function.h (struct function): Add new elt stmt.
9020 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9021 case_stack, nesting_stack, nesting_depth, block_start_count,
9022 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9023 emit_lineno, goto_fixup_chain.
9024 (save_eh_status, restore_eh_status, save_stmt_status,
9025 restore_stmt_status): Delete declarations.
9026 * function.c (push_function_context_to): Don't call save_stmt_status.
9027 (pop_function_context_to): Don't call restore_stmt_status.
9028 * tree.h (in_control_zone_p): Declare.
9029 * rtl.h (set_file_and_line_for_stmt): Declare.
9031 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9032 call set_file_and_line_for_stmt.
9034 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9036 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9037 Also update copyright.
9039 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9041 * c-pragma.c: Don't include "except.h".
9042 * emit-rtl.c: Likewise.
9043 * stor-layout.c: Likewise.
9045 * varasm.c: Likewise.
9047 * flow.c: Include "function.h".
9048 * tree.h (init_dummy_function_start): Declare new function.
9050 * except.h (struct eh_status): New structure.
9051 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9053 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9054 catch_clauses, false_label_stack, caught_return_label_stack,
9055 protect_list, current_function_ehc): Add accessor macros for the
9056 corresponding fields in current_function->eh; delete declarations
9057 for all items that used to be declared here.
9058 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9059 catch_clauses, false_label_stack, caught_return_label_stack,
9060 protect_list, current_function_ehc): Delete variables.
9061 (init_eh_for_function): Allocate current_function->eh.
9062 (save_eh_status, restore_eh_status): Delete functions.
9064 * function.h (struct function): Add fields next_global and eh.
9065 Delete all exception handling related fields.
9066 * function.c (current_function): New variable.
9067 (all_functions): New variable.
9068 (push_function_context_to): Don't allocate a struct function,
9069 use current_function instead. Call init_dummy_function_start when
9070 outside a function. Clear current_function before returning.
9071 (pop_function_context_from): Restore current_function.
9072 Don't free the restored struct function.
9073 (prepare_function_start): New function.
9074 (init_dummy_function_start): New function.
9075 (init_function_start): Break out some code into prepare_function_start
9078 * stmt.c (save_stmt_status): Don't call save_eh_status.
9079 (restore_stmt_status): Don't call restore_eh_status.
9081 * Makefile.in: Update dependencies.
9083 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9085 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9086 of depending on a magic constant value. Update comments.
9087 (hppa_expand_prologue): Similarly.
9089 * pa.md (reload_indi, reload_outdi): Allow any register for the
9090 original reload register.
9092 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9094 * cccp.c (print_help): Change marcos to macros.
9096 1999-07-30 Richard Henderson <rth@cygnus.com>
9098 * c-typeck.c (initializer_constant_valid_p): Move ...
9099 * c-common.c (initializer_constant_valid_p): ... here. Use
9100 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9102 * c-common.h (initializer_constant_valid_p): Declare.
9103 * c-tree.h (initializer_constant_valid_p): Remove.
9105 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9107 * config/i386/sol2-c1.asm: Align the stack.
9108 * config/i386/sol2-gc1.asm: Likewise.
9110 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9112 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9113 -Asparclite for sparc86x.
9114 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9116 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9118 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9120 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9121 the user if using the non-default arch size in BI_ARCH configuration.
9122 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9124 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9125 Fix patterns so that they actually match.
9126 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9127 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9128 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9130 (mulsidi3): Reflect this in the expand.
9131 (smulsi3_highpart): Only on TARGET_ARCH32.
9132 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9133 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9134 (umulsidi3): Reflect this in the expand.
9135 (umulsi3_highpart): Only on TARGET_ARCH32.
9136 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9137 don't require g0 to be zero.
9138 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9139 ({,u}divsi3): New expands.
9140 ({,u}divsi3_sp64): New patterns.
9141 (after lshrdi3_v8plus): Four new patterns to help combiner
9142 optimizing nested mixed mode shifts.
9144 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9145 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9146 speed things up. Don't use them by default on plain v9 in 64bit
9147 mode, according to what SPAMv9 sais.
9149 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9150 top 32 bits of %[og][0-7] in signal handlers.
9151 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9153 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9155 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9156 (ashlsi3): Corresponding changes.
9158 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9160 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9162 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9164 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9166 * arm.h (Hint): Delete macro.
9167 Substitute HOST_WIDE_INT for Hint in some prototypes.
9168 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9170 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9172 * builtins.c (expand_builtin_setjmp): Use force_operand to
9173 make sure that the buffer address is in a suitable form to be
9174 passed to force_reg.
9176 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9178 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9181 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9183 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9184 proper mode in the condition string.
9185 (icacheflush, dcacheflush): Remove modes from match_operands.
9187 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9188 proper mode before using it.
9190 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9193 * pa.c (store_reg): Do not call add_high_const generator directly.
9194 (load_reg, set_reg_plus_d): Likewise.
9195 * pa.md (add_high_const): No longer a named pattern.
9197 * pa.c (legitimize_address): Consistently use Pmode rather than
9198 SImode. Do not call gen_pic2_highpart directly anymore.
9199 * pa.md (pic2_highpart): No longer a named pattern.
9200 (pic2_lo_sum): Similarly. Reformat to make more readable.
9202 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9207 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9209 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9211 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9213 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9214 and tag the spill mems.
9215 (hppa_va_start): New.
9217 * pa.h (EXPAND_BUILTIN_VA_START): New.
9218 (EXPAND_BUILTIN_VA_ARG): New.
9220 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9222 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9223 and tag the spill mems.
9224 (mn10300_va_start): New.
9225 (mn10300_va_arg): New.
9226 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9227 (EXPAND_BUILTIN_VA_ARG): New.
9229 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9231 * mn10200.c (mn10200_va_arg): New.
9232 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9234 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9236 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9237 rather than play with TREE_INT_CST_LOW.
9239 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9241 * config/arm/telf.h: Include dbxelf.h.
9242 (CPP_PREDEFINES): Only define if not already defined.
9243 (ASM_IDENTIFY_GCC): Likewise.
9244 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9245 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9246 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9248 (DBX_DEBUGGING_INFO): Don't define.
9249 * config/arm/linux-telf.h: New file.
9250 * config/arm/linux-tgas.h: New file.
9251 * config/arm/t-thumb-linux: New file.
9252 * config/arm/uclinux-elf.h: New file.
9253 * config/arm/uclinux-telf.h: New file.
9254 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9255 thumb-*-uclinux): New targets.
9256 * configure: Regenerate.
9258 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9260 * pa.md (post_store, pre_load): New expanders.
9261 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9262 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9263 need to directly generate RTL for them.
9264 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9267 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9269 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9270 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9271 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9272 (secndary_reload_class): Make TARGET_ELF conditional compile.
9273 (print_operand_address): Similar.
9274 (output_toc): Print all values as hex.
9275 (get_issue_rate): Rearrange and add RS64A and PPC630.
9276 * rs6000.h (processor_type): Add RS64A and PPC630.
9277 (PROCESSOR_POWERPC64): New.
9278 (PROMOTE_MODE): Use word_mode.
9279 (RTX_COSTS): Add RS64A and PPC630.
9280 * rs6000.md (scheduling information): Add lmul and ldiv
9281 representing 64-bit integer multiply and divide. Add rs64a and
9283 (ashldi3): Add support for "rldic" instruction.
9284 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9286 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9288 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9289 instead of V8 for sparclite86x in cpu_table.
9291 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9293 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9294 output_file_directive.
9296 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9298 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9299 tree for op1, not the rtl.
9301 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9303 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9304 to m88k_va_start, leaving only the register spill.
9305 (m88k_build_va_list): New.
9306 (m88k_va_start): New.
9308 * m88k.h (BUILD_VA_LIST_TYPE): New.
9309 (EXPAND_BUILTIN_VA_START): New.
9310 (EXPAND_BUILTIN_VA_ARG): New.
9312 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9314 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9315 Rename from expand_builtin_saveregs.
9316 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9318 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9320 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9321 for the register spill block.
9322 (i960_build_va_list): New.
9323 (i960_va_start): New.
9325 * i960.h (BUILD_VA_LIST_TYPE): New.
9326 (EXPAND_BUILTIN_VA_START): New.
9327 (EXPAND_BUILTIN_VA_ARG): New.
9328 * i960.md (store_multiple): Use change_address on individul mems.
9330 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9332 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9334 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9335 (expand_builtin_va_end): Evaluate arg for side effects.
9336 * c-common.c (c_common_nodes_and_builtins): Construct a
9337 va_list_arg_type_node to handle array decomposition to pointer.
9339 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9341 * except.c (start_dynamic_cleanup): Use force_operand on the
9344 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9346 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9347 * c4x.c (c4x_va_arg): New.
9349 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9351 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9354 1999-07-26 Nathan Sidwell <nathan@acm.org>
9356 * eh-common.h (__eh_matcher): Prototype correctly.
9358 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9360 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9361 (TARGET_SINGLE_PIC_BASE): Likewise.
9362 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9364 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9365 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9366 (TARGET_OPTIONS): Add -mpic-register=N.
9367 (OUTPUT_INT_ADDR_CONST): New macro.
9368 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9369 LEGITIMATE_PIC_OPERAND_P): Likewise.
9370 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9371 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9372 output_addr_const directly.
9373 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9375 (thumb_pic_register, thumb_pic_register_string): Declare.
9377 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9379 (label_mentioned_p): New function: Imported from arm.c.
9380 (legitimize_pic_address): New function: Imported from arm.c.
9381 (is_pic):New function: Imported from arm.c.
9382 (thumb_finalize_pic):New function: Imported from arm.c.
9383 (add_constant): Cope with PIC constants.
9384 (fixit): Cope with PIC constants.
9385 (output_return): Do not treat the PIC register as live if
9386 TARGET_SINGLE_PIC_BASE is true.
9387 (thumb_function_prologue): Do not treat the PIC register as live if
9388 TARGET_SINGLE_PIC_BASE is true.
9389 (thumb_expand_prologue): Do not treat the PIC register as live if
9390 TARGET_SINGLE_PIC_BASE is true.
9391 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9392 TARGET_SINGLE_PIC_BASE is true.
9393 (thumb_print_operand): Accept '|'.
9394 (thumb_override_options): Process PIC options.
9396 * config/arm/thumb.md (movsi): Support PIC.
9397 (call_insn): Change "i" constraint to "X".
9398 (call_value_insn): Likewise.
9399 (consttable_4, consttable_8, consttable_end): Set and clear
9400 "making_const_table" as appropriate.
9401 (pic_load_addr, pic_add_dot_plus_four): New insns.
9403 * invoke.texi (Thumb Options): Fix spelling. Document new
9404 options -msingle-pic-base and -mpic-register=.
9406 1999-07-26 Andrew Haley <aph@cygnus.com>
9408 * config/m32r/initfini.c (__init): Use a full word immediate for
9409 __fini: this allows it to be placed in any memory region.
9411 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9412 -mmodel=medium. This is OK for all memory models.
9414 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9416 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9417 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9419 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9421 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9424 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9426 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9428 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9429 (BUILD_VA_LIST_TYPE): New.
9430 (EXPAND_BUILTIN_VA_START): New.
9431 (EXPAND_BUILTIN_VA_ARG): New.
9432 * i860.c (output_delayed_branch): Disable.
9433 (output_delay_insn): Likewise.
9434 (i860_saveregs): New.
9435 (i860_build_va_list): New.
9436 (i860_va_start): New.
9438 * i860.md: Disable all peepholes using output_delayed_branch.
9439 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9441 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9443 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9444 (BUILD_VA_LIST_TYPE): New.
9445 (EXPAND_BUILTIN_VA_START): New.
9446 (EXPAND_BUILTIN_VA_ARG): New.
9447 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9448 Return the address of the save area.
9449 (clipper_build_va_list): New.
9450 (clipper_va_start): New.
9451 (clipper_va_arg): New.
9453 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9455 * arc.h (EXPAND_BUILTIN_VA_START): New.
9456 (EXPAND_BUILTIN_VA_ARG): New.
9457 * arc.c (arc_setup_incoming_varargs): Set alias set of
9459 (arc_va_start): New.
9462 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9464 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9465 (BUILD_VA_LIST_TYPE): New.
9466 (EXPAND_BUILTIN_VA_START): New.
9467 (EXPAND_BUILTIN_VA_ARG): New.
9468 * alpha.c (alpha_builtin_saveregs): Delete.
9469 (alpha_build_va_list): New.
9470 (alpha_va_start): New.
9471 (alpha_va_arg): New.
9473 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9475 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9477 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9478 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9480 * gcc.texi: More changes related to list conversion.
9481 * invoke.texi: Likewise.
9483 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9485 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9486 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9487 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9488 (stabilize_va_list): New function.
9489 (std_expand_builtin_va_start): New function.
9490 (expand_builtin_va_start): New function.
9491 (get_varargs_alias_set): New function.
9492 (std_expand_builtin_va_arg): New function.
9493 (expand_builtin_va_arg): New function.
9494 (expand_builtin_va_end): New function.
9495 (expand_builtin_va_copy): New function.
9496 (expand_builtin): Call them.
9497 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9498 __builtin_{varargs_start,stdarg_start,end,copy}.
9499 (build_va_arg): New function.
9500 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9501 (build_va_arg): Declare.
9502 * c-decl.c (ptr_type_node, va_list_type_node): New.
9503 * c-parse.gperf (__builtin_va_arg): New.
9504 * c-parse.in (VA_ARG): New token.
9505 (unary_expr): Recognize it.
9506 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9507 * expr.h (std_expand_builtin_va_start): Declare.
9508 (std_expand_builtin_va_arg): Declare.
9509 (expand_builtin_va_arg): Declare.
9510 (get_varargs_alias_set): Declare.
9511 * tree.def (VA_ARG_EXPR): New.
9512 * tree.h (BUILT_IN_VARARGS_START): New.
9513 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9514 (ptr_type_node, va_list_type_node): Declare.
9515 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9516 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9517 * m88k.h, m88k.c: Likewise.
9518 * mn10300.h, mn10300.c: Likewise.
9519 * pa.h, pa.c: Likewise.
9520 * rs6000.h, rs6000.c: Likewise.
9521 * sh.h, sh.c: Likewise.
9522 * sparc.h, sparc.c: Likewise.
9524 * emit-rtl.c (operand_subword): Copy alias set.
9525 (change_address): Likewise.
9527 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9529 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9530 not just the first one.
9532 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9534 * config/arm/arm.h (TARGET_SWITCHES): Add
9535 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9536 (TARGET_OPTIONS): Add -mpic-register=.
9537 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9538 (arm_pic_register_string): Declare.
9539 (NEED_PLT_GOT): Delete, replace with ...
9540 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9541 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9542 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9543 * config/arm/arm.c (arm_override_options): Add new option
9545 (arm_pic_register_string): New variable.
9546 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9547 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9548 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9549 (output_return_instruction): Likewise.
9550 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9551 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9552 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9554 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9555 mention of -msched-prolog. Document new options -msingle-pic-base
9556 and -mpic-register=.
9558 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9560 * haifa-sched.c (reemit_notes): Tidy.
9561 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9564 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9566 * explow.c (trunc_int_for_mode): New function.
9567 (plus_constant_wide): Use it.
9568 * combine.c (simplify_and_const_int): Likewise.
9569 (merge_outer_ops): Likewise.
9570 (simplify_shift_const): Likewise.
9571 * cse.c (simplify_unary_operation): Likewise.
9572 (simplify_binary_operation): Likewise.
9573 * emit-rtl.c (operand_subword): Likewise.
9574 * rtl.h: Declare it.
9576 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9578 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9579 (use NUM_REGS instead of NUM_INTS).
9581 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9583 * builtins.c: New file.
9584 * expr.c (saveregs_value, apply_args_value): Delete definition,
9585 moved into builtins.c.
9586 (string_constant): No longer static.
9587 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9588 apply_args_size, apply_result_size, result_vector,
9589 expand_builtin_apply_args, expand_builtin_apply,
9590 expand_builtin_return): Delete functions, moved into builtins.c.
9591 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9592 * expr.h (saveregs_value, apply_args_value): Declare variables.
9593 (expand_builtin, string_constant): Declare functions.
9594 * Makefile.in: Update to build builtin.o.
9596 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9598 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9599 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9600 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9601 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9603 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9606 1999-07-21 Michael Meissner <meissner@cygnus.com>
9608 * print-rtl.c (print_rtx): Print the names of the virtual
9611 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9613 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9614 introduced in previous delta.
9616 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9618 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9619 to avoid name clash.
9621 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9623 * c-lex.c (yylex) : Correct the test for overflow when lexing
9626 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9628 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9629 (adjust_priority): Always call ADJUST_PRIORITY.
9630 (schedule_insn): Only put insns into the ready at cost 0.
9631 (schedule_block): Remove redundant initial sort. Give clock_var
9632 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9634 * tm.texi (MD_SCHED_REORDER): Update docs.
9636 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9637 * sparc.c (ultra_reorder_called_this_block): Delete.
9638 (ultrasparc_sched_init): Don't set it.
9639 (ultrasparc_sched_reorder): Don't check it.
9641 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9643 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9644 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9645 (function_arg_boundary): Align DFmode.
9646 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9647 to get fp reg and stack overflow correct.
9648 (function_arg): Likewise.
9649 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9650 (setup_incoming_varargs): Restructure for ABI_V4; use
9651 function_arg_advance to skip final named argument.
9652 (expand_builtin_saveregs): Properly unskip the last integer arg
9653 when doing varargs. Adjust overflow location calculation.
9655 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9656 explicitly unsigned.
9657 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9658 (__VA_GP_REGSAVE): Similarly.
9659 (__va_longlong_p): Delete.
9660 (__va_arg_type_violation): New declaration.
9661 (va_arg): Restructure. Flag promotion errors. Align double.
9662 TFmode passed by reference.
9664 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9665 in the HOST_BITS_PER_WIDE_INT > 32 case.
9667 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9669 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9671 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9673 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9674 * toplev.c (documented_lang_options): Add -fpreprocessed.
9675 * cpplib.h (struct cpp_buffer): Add preprocessed.
9676 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9677 (cpp_start_read): Don't expand macros or emit an initial #line
9678 directive if -fpreprocessed.
9680 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9682 * cpplib.h (struct cpp_buffer): Added manual_pop for
9683 better C++ tokenization.
9684 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9685 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9686 * c-common.c (cpp_token): Make non-static.
9688 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9690 * c-common.h: New file.
9691 * c-common.c (permanent_obstack): Delete unused declaration.
9692 (c_global_trees): New array.
9693 (c_common_nodes_and_builtins): New function; split off common code
9694 from init_decl_processing in both c-decl.c and cp/decl.c.
9695 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9696 c_global_trees and accessor macros defined in c-common.h.
9698 * c-decl.c: Delete definitions for tree nodes that were replaced by
9700 (init_decl_processing): Build void_list_node.
9701 Call c_common_nodes_and_builtins; delete code to generate the common
9703 * objc/objc-act.c (build_module_descriptor): Rename variable
9704 void_list_node to avoid clash with c-common.h.
9706 * Makefile.in: Update dependencies.
9707 * objc/Make-lang.in: Likewise.
9709 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9711 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9712 (UNIQUE_SECTION_P): Likewise.
9713 (UNIQUE_SECTION): Likewise.
9715 1999-07-19 Linas Vepstas <linas@linas.org>
9717 * config/i370/README: New file.
9718 * config/i370/linux.h: New file.
9719 * config/i370/mvs.h: New file.
9720 * config/i370/oe.h: New file.
9721 * config/i370/t-linux: New file.
9722 * config/i370/t-mvs: New file.
9723 * config/i370/t-oe: New file.
9724 * config/i370/x-oe: New file.
9725 * config/i370/xm-linux.h: New file.
9726 * config/i370/xm-mvs.h: New file.
9727 * config/i370/xm-oe.h: New file.
9729 * i370.c (label_node_t): Add first_ref_page, label_addr,
9730 label_first_ref, label_last_ref members.
9731 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9732 (MAX_MVS_LABEL_SIZE): Define.
9733 (MAX_LONG_LABEL_SIZE): Define.
9734 (alias_node_t, alias_anchor, alias_number): New.
9735 (mvs_function_table): Reorder for EBCDIC.
9736 (ascebc, ebcasc): Unconditionally define.
9737 (i370_branch_dest, i370_branch_length): New functions.
9738 (i370_short_branch, i370_label_scan): New functions.
9739 (mvs_get_label): Renamed from mvs_add_label. Search for
9740 an existing label before creating a new one.
9741 (mvs_add_label): New function.
9742 (mvs_get_label_page): New function.
9743 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9744 over the entire list.
9745 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9746 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9747 (mvs_add_alias, mvs_need_alias): New functions.
9748 (mvs_get_alias, mvs_check_alias): New functions.
9749 (handle_pragma): New function.
9750 (mvs_function_check): New function.
9751 (unsigned_jump_follows_p): Search harder.
9752 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9753 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9754 * i370.h (TARGET_VERSION): Delete.
9755 (CPP_SPEC, CPP_PREDEFINES): Delete.
9756 (mvs_label_emitted): Delete.
9757 (TARGET_EBCDIC): Delete.
9758 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9759 (HANDLE_PRAGMA): Define.
9760 (HARD_REGNO_NREGS): Handle complex modes.
9761 (HARD_REGNO_MODE_OK): Likewise.
9762 (CLASS_MAX_NREGS): Likewise.
9763 (RET_REG): Likewise.
9764 (EXTRA_CONSTRAINT): Define.
9765 (RETURN_IN_MEMORY): True for DImode.
9766 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9767 (FUNCTION_PROFILER): Delete.
9768 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9769 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9770 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9771 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9772 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9773 (ASM_FILE_START): Add "RMODE ANY".
9774 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9775 (ASM_GLOBALIZE_LABEL): Likewise.
9776 (ASM_OUTPUT_LABELREF): Likewise.
9777 (ASM_OUTPUT_COMMON): Likewise.
9778 (PRINT_OPERAND): Handle 'K', 'W', default.
9779 (PRINT_OPERAND_ADDRESS): New.
9780 (Lots of defines): Add support for TARGET_ELF_ABI.
9781 * i370.md (attr length): New. Define for all patterns.
9782 (*): Lots of tweeks to assembly output and constraints.
9784 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9786 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9787 Disable patterns performing SImode comparisons with SImode values
9788 if TARGET_POWERPC64 and instruction does not sign-extend or does
9789 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9790 differ for signed quantities.
9791 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9792 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9793 (decrement_and_branch_on_count): Add 64-bit variant.
9795 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9797 * final.c (output_asm_insn): When searching for the matching string
9798 for a given dialect, don't run past the end of the list of
9799 alternatives if there are fewer alternatives in the template than
9802 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9804 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9805 Removed paragraph about compression of files and size limitation,
9806 duplicated in the FAQ. Use gcc-patches for posting patches.
9807 * gcc.c (main): Updated URL with bug reporting instructions to
9808 gcc.gnu.org. Removed e-mail address.
9809 * system.h (abort): Likewise.
9811 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9813 * Makefile.in (stmp-multilib-sub): Make the files extracted
9814 from $(LIBGCC1) writable.
9816 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9818 * config/arm/aout.h: Reformat for improved readability.
9820 * config/arm/arm.h: Reformat for improved readability.
9821 Replace uses of fprintf with asm_fprintf where appropriate.
9822 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9823 function declaration assembler actions.
9824 (NUM_INTS): New macro: Convert from bytes to words.
9825 (NUM_REGS): New macro: Compute number of registers required to
9826 hold a quanitity of tyep MODE.
9827 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9829 (NUM_ARG_REGS): New macro: The number of argument registers
9831 (ARG_REGISTER): New macro: Compute the register number of the Nth
9833 (LAST_ARG_REGNUM): New macro: The number of the last argument
9835 (SP_REGNUM): New macro: Register number of the stack pointer.
9836 (FP_REGNUM): New macro: Register number of the frame pointer.
9837 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9838 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9839 CUMULATIVE_ARGS so that it counts registers not bytes.
9841 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9843 Replace uses of fprintf with asm_fprintf where appropriate.
9844 (output_ascii_pseudo_op): Replace with version from thumb.c
9846 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9848 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9850 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9851 (ASM_FILE_START): Emit ASM_APP_OFF.
9853 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9855 * pa.c (compute_frame_size): Round frame according to
9856 STACK_BOUNDARY rather than a hardwired value.
9858 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9860 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9862 * configure: Rebuilt.
9864 * configure.in (hppa*-*-linux*): New configuration.
9865 * configure: Rebuilt.
9866 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9867 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9868 * pa/pa-linux.h: New file.
9869 * pa/t-linux: New file.
9870 * pa/xm-linux.h: New file.
9872 * pa.c (hppa_legitimize_address): Change references from SImode to
9873 either Pmode or word_mode as appropriate.
9874 (emit_move_sequence, store_reg, load_reg): Likewise.
9875 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9876 (output_mul_insn): Likewise.
9877 * pa.h (PROMOTE_MODE): Likewise.
9878 (INITIALZE_TRAMPOLINE): Likewise.
9879 (Pmode): Define to word_mode.
9881 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9882 value of 4. Allocate 8 bytes for each FP register save.
9883 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9885 (hppa_expand_prologue): Likewise.
9886 * pa.h (PROMOTE_MODE): Likewise.
9887 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9888 (FUNCTION_ARG_BOUNDARY): Likewise.
9890 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9892 * pa.c (out_of_line_prologue_epilogue): Delete.
9893 (override_options): Remove -mspace related code.
9894 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9895 (compute_frame_size): Only allocate space for register that
9896 actually need to be saved.
9897 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9898 (TARGET_SWITCHES): Remove -mspace, -mno-space
9899 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9900 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9901 * pa/ee.asm, pa/ee_fp.asm: Delete.
9903 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9905 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9906 directive in column zero.
9908 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9910 * m68k.c (output_function_prologue): Fix computation of save mask
9911 when generating PIC code.
9913 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9915 * tree.c (build_type_attribute_variant): Move current_obstack restore
9916 after build_qualified_type call.
9918 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9920 * configure.in: Use t-iris6, even with GNU LD.
9921 * config/mips/iris6gld.h: Fix typo in linker spec.
9922 * config/mips/t-iris6gld: Remove.
9924 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9926 * rs6000.md (insv, extzv): Remove SImode dependence in named
9927 patterns. Explicitly generate DImode RTL if PowerPC64 and
9929 (insvdi): Reverse start and size in instruction template.
9931 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9933 * invoke.texi: Typo fixes.
9935 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9937 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9938 handle at this time instead of silently generating incorrect code.
9939 (gen_imagpart): Likewise.
9941 * reload.c (find_reloads): Emit a USE for a pseudo register without
9942 a hard register if we could not create an optional reload for the
9945 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9947 * c-typeck.c (output_init_element, process_init_element):
9948 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9949 check for nameless bit fields.
9951 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9953 * regclass.c (scan_one_insn): Notice subregs that change the
9954 size of their operand.
9955 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9957 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9959 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9960 * configure: Rebuilt.
9961 * alpha/t-ieee: New file.
9963 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9965 * rs6000.c (find_addr_reg): Do not select r0 as an address
9968 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9970 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9972 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9974 * rs6000.md (movsf): Do not force easy FP constants into memory.
9976 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9977 immed_double_const to ensure they are properly truncated then
9980 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9982 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9983 always unless NO_DEBUG is used. Compile this code
9985 (replace_symbols_in_block): Compile it unconditionally.
9987 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9989 * configure.in (i?86-*-elf*): New target.
9990 * configure: Rebuilt.
9991 * i386/i386elf.h, i386/t-i386elf: New files.
9993 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9995 * toplev.c (main): Don't complain about saying -gdwarf.
9996 (rest_of_compilation): Remove redundant code.
9998 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10000 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10002 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10004 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10005 "Li960R:", to avoid name clash.
10007 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10009 * loop.c (check_dbra_loop): When reversing a loop, delete all
10010 REG_EQUAL notes referencing the reversed biv except those which are
10011 for a giv based on it.
10013 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10015 * version.c: Drop "gcc-" prefix from version #.
10017 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10019 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10020 the label if we're being verbose.
10022 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10024 * m68k.c (output_function_prologue): Add pic register to mask
10025 if live and flag_pic.
10026 (output_function_epilogue): Likewise.
10028 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10030 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10031 directives in column zero.
10033 * pa/elf.h (ASM_FILE_START): Define.
10034 * pa/som.h (ASM_FILE_START): Include .level directives.
10035 * pa/hpux10.h (ASM_FILE_START): Delete.
10036 * pa/hpux11.h (ASM_FILE_START): Delete.
10038 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10040 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10042 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10043 when reload_out equals reload_in.
10045 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10047 * invoke.texi (Spec Files): New node: Describe the contents of
10050 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10052 * invoke.texi (DEC Alpha Options): Put @end table at
10053 beginning of line, to avoid confusing texi2html.
10055 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10057 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10058 introduced in previous delta.
10060 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10062 * reload1.c (gen_reload): When synthesizing a 3 operand add
10063 sequence, improve test for when to reload OP1 into the reload
10064 register instead of OP0.
10066 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10068 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10070 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10072 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10075 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10077 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10078 (va_dcl): Use __builtin_va_alist_t.
10080 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10082 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10083 on the permanent_obstack.
10084 * dwarfout.c (output_type): Likewise.
10086 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10088 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10089 Merged from c-typeck.c and cp/typeck.c.
10090 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10091 Merged into c-common.
10093 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10095 * c-lex.c (errorcount): Declare it.
10096 (finish_parse): Update errorcount when using CPPLIB.
10098 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10100 * fixinc/inclhack.def(end_else_label): Double the backslash so
10101 sed gets a chance to see it.
10102 * fixinc/inclhack.sh: regen
10103 * fixinc/fixincl.x: regen
10105 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10107 Add framework to support armv5 architecture when it becomes
10110 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10111 (arm_arch5): New variable.
10112 (all_architectures): Add armv5 line.
10113 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10114 -march=armv5 is specified on the command line.
10115 (arm_arch5): Export this variable.
10116 * invoke.texi: Document new string accepted by -march= switch for
10119 * config/arm/arm.h: Replace use of constant 12 as a register
10120 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10121 * config/arm/arm.c: Replace use of constant 12 as a register
10122 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10124 * config/arm/elf.h: Tidy up.
10125 * config/arm/coff.h: Tidy up.
10127 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10129 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10130 * gcc/config/mips/t-iris6gld: New file.
10131 * gcc/config/mips/iris6gld.h: Likewise.
10133 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10135 * c-decl.c (widest_integer_literal_type_node,
10136 widest_unsigned_literal_type) : New.
10137 (init_decl_processing): Handle/use the two new types.
10138 * c-common.c (type_for_size,type_for_mode) : Same.
10139 * c-lex.c (yylex) : Same.
10140 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10142 * c-tree.h (widest_integer_literal_type_node,
10143 widest_unsigned_literal_type) : New.
10145 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10147 * dwarfout.c (field_byte_offset): Correctly compute the object's
10148 byte offset for the first bit of a field which crosses an alignment
10149 boundary on a !BYTES_BIG_ENDIAN target.
10151 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10153 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10156 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10157 Jeff Law <law@cygnus.com>
10159 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10162 * except.c: Include intl.h.
10163 (expand_eh_return): Set current_function_cannot_inline.
10164 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10165 * function.h (struct function): Add eh_return_stub_label.
10166 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10167 * Makefile.in (except.o): Depend on intl.h.
10169 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10171 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10172 same as offsettable in cases 1 and 2.
10174 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10176 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10177 (extlh, extwh): Likewise.
10179 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10181 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10183 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10185 * configure.in: Add arm-pe and thumb-pe targets.
10186 * configure: Regenerate.
10188 * thumb.c (arm_naked_function_p): New function: Determines if
10189 a function is naked (has no gcc generated prologue/epilogue).
10190 (is_called_in_ARM_mode): Return true if the func has the
10191 interfacearm attribute.
10192 (output_return): Do not generate a return for naked functions.
10193 (thumb_function_prologue): Do not generate a prologue for
10195 (thumb_expand_prologue): Do not generate a prologue for naked
10197 (thumb_expand_epilogue): Do not generate an epilogue for naked
10199 (arm_valid_machine_decl_attribute): New function, copied from
10200 arm.c: Permit naked and interfacearm attributes.
10202 * config/arm/pe.c: New file: Support code for arm-pe target.
10203 * config/arm/pe.h: New file: Header file for arm-pe target.
10204 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10205 * config/arm/t-thumb-pe: New file: Makefile fragment for
10208 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10210 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10211 -fPIC or -fpic is specified.
10213 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10215 * expr.c (emit_block_move): Use copy_to_mode_reg for
10216 !TARGET_MEM_FUNCTIONS case too.
10218 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10220 * configure: Rebuilt.
10221 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10222 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10223 definitions made redundant by dbxelf.h inclusion. Delete
10224 lots of definitions related to assembly output that are
10225 specific to the SOM object format.
10226 * pa.c (output_function_prologue): Do not emit the function's
10228 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10229 * pa-pro.h: Deleted.
10230 * som.h: New file with SOM specific definitions.
10231 * elf.h: New file with ELF specific definitions.
10233 * elfos.h (const_section): Output a tab before assembler directives.
10234 (ctors_section, dtors_section): Likewise.
10235 (ASM_OUTPUT_SECTION_NAME): Likewise.
10237 * pa/pa1.h: Delete unused file.
10239 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10241 * configure.in (hppa*-hp-hpux11*): New configuration.
10242 * configure: Rebuilt.
10243 * pa/pa-hpux11.h: New file.
10244 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10247 * mips.md (leasi, leadi): New patterns.
10249 * expr.c (emit_block_move): Properly handle case where one of the
10250 block move arguments has a queued increment or decrement.
10251 (clear_storage): Similarly. Fix formatting goof.
10253 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10255 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10256 semicolon from the BSD VA_LIST replacement expression.
10258 * fixinc/inclhack.sh: regen
10259 * fixinc/fixincl.x: regen
10261 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10262 now use the fixincl program.
10264 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10266 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10267 case. Also make the PIC register call_used.
10269 * m68k.h (FINALIZE_PIC): Delete.
10270 * m68k.c (finalize_pic): Delete.
10272 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10274 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10277 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10279 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10281 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10283 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10285 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10287 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10289 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10291 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10293 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10295 * rs6000.c (output_toc): Always use hex values for floating-point
10296 constants. Store single-precision values in upper-half of TOC
10297 entry in 64-bit mode.
10298 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10299 to final constraints.
10300 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10301 (fctiwz): Improve accuracy of RTL for pattern.
10303 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10305 * expr.c (expand_expr): Allow RTL_EXPR's through the
10306 MAX_INTEGER_COMPUTATION_MODE checks.
10308 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10310 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10311 such that MASK_SUPPORT_ARCH is not negative.
10313 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10315 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10316 ADDR_DIFF_VEC insns that appear inside loops.
10318 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10319 Jeff Law <law@cygnus.com>
10321 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10322 Handle LO_SUM the same as offsettable in cases 1 and 2.
10323 * rs6000.c (find_addr_reg): Revert previous patch.
10325 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10327 * system.h (strstr): New external function declaration.
10328 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10329 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10330 * config.in, configure: Rebuilt.
10332 1999-06-24 Tom Tromey <tromey@cygnus.com>
10334 * gcc.c (main): Read user-specified specs files after computing
10335 additional startfile_prefixes.
10337 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10339 Revert these two patches:
10341 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10342 * loop.c (strength_reduce): When doing biv->giv conversion, update
10343 reg note of NEXT->insn.
10345 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10346 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10348 (recombine_givs): Set ix field after sorting.
10350 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10352 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10353 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10355 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10357 *fixinc/inclhack.def: Add fix development commentary
10358 (read_ret_type): reactivate and add selection clause
10359 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10360 *fixinc/{fixincl.x|inclhack.sh}: regen
10362 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10364 * expr.c (expand_expr): STRIP_NOPS before checking against
10365 MAX_INTEGER_COMPUTATION_MODE
10366 (check_max_integer_computation_mode): Likewise.
10368 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10370 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10372 1999-06-22 Jim Wilson <wilson@cygnus.com>
10374 * expr.c (store_expr): When target is a promoted subreg, return a
10375 promoted subreg as a result.
10377 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10379 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10381 (dwarf2out_define): Mark unused parameters appropriately.
10382 (gen_unspecified_parameters_die): Ditto.
10383 (gen_subprogram_die): Fix signed/unsigned warnings.
10384 (gen_variable_die): Ditto.
10386 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10388 * fixinc/inclhack.def(end_else_label): combined else_label
10389 and endif_label and fixed the sed expression.
10390 *fixinc/{fixincl.x|inclhack.sh}: regen
10392 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10394 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10395 'x' when handling non-offsettable addresses
10397 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10399 * final.c (shorten_branches): Don't try to split an insn that has
10402 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10404 * config/mips/mips.c (symbolic_expression_p): New function.
10405 (mips_select_rtx_section): Put symbolic expressions in the
10406 data section, not the read-only data section.
10408 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10410 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10412 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10414 * collect2.c (main): Log frame table count.
10415 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10416 (scan_prog_file) [COFF]: Handle frame tables.
10418 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10419 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10420 * alpha/elf.h: Undef them again.
10421 * alpha/vms.h: Remove their definitions.
10423 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10425 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10426 remove the clobber of r0 and change the REG_UNUSED note to
10429 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10431 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10432 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10433 fits in HOST_WIDE_INT and one uses union to access a long constant
10436 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10438 * sparc.c (sparc_override_options): Don't allow profiling for
10439 code models other than medlow.
10440 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10441 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10442 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10443 (sparc_block_profiler): Likewise.
10444 (sparc_function_block_profiler_exit): Likewise.
10445 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10446 (FUNCTION_BLOCK_PROFILER): Likewise.
10447 (BLOCK_PROFILER): Likewise.
10448 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10449 (MCOUNT_FUNCTION): New.
10450 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10451 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10452 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10453 (MCOUNT_FUNCTION): New.
10454 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10455 (BLOCK_PROFILER): Delete.
10456 (MCOUNT_FUNCTION): New.
10458 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10460 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10462 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10464 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10467 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10470 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10473 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10476 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10478 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10481 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10483 * i386/djgpp.h (LIB_SPEC): New.
10484 (STARTFILE_SPEC): New.
10486 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10488 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10490 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10493 * system.h (WSTOPSIG): New macro.
10495 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10497 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10499 (insert_pack_attributes): Take into account member natural
10502 * i386/winnt.c (exports_head): New static variable.
10503 (i386_pe_record_exported_symbol): New function.
10504 (i386_pe_asm_file_end): Use.
10505 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10506 symbols to be emitted at end of assembly.
10507 (ASM_DECLARE_OBJECT_NAME): Likewise.
10508 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10510 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10513 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10515 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10518 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10520 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10521 zapping reg_last_uses directly.
10522 (sched_analyze_2, sched_analyze_insn): Likewise.
10523 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10525 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10527 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10528 attributes for cases 1 and 2.
10530 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10532 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10535 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10537 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10539 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10541 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10542 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10543 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10544 must be stacked if it is used for PIC accesses.
10545 * arm.c (use_return_insn): Handle PIC register specially.
10546 (output_return_instruction): Likewise.
10547 (output_func_{prologue,epilogue}): Likewise.
10548 (output_expand_prologue): Likewise.
10550 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10551 (*strsi_predec): Renamed from *strqi_predec.
10552 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10553 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10555 * arm.c (arm_override_options): Remove warning about PIC code
10556 not being supported.
10558 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10560 * rs6000.c (find_addr_reg): New function.
10561 * rs6000.h (find_addr_reg): Declare.
10562 (offsettable_addr_operand): Delete.
10563 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10564 from and stores to GPRs.
10566 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10568 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10569 gen_sequence as argument to emit_no_conflict_block.
10571 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10573 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10574 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10575 *fixinc/fixincl.x: regen
10576 *fixinc/inclhack.sh: regen
10578 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10580 * added support for -mpcrel (PC relative addressing for m68k)
10581 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10582 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10583 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10584 (comments for general_src_operand): Add some explanation
10585 about EXTRA_CONSTRAINTS.
10586 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10587 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10588 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10589 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10590 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10591 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10592 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10593 if not already set.
10594 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10595 * m68k.h (TARGET_PCREL): New target flag.
10596 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10597 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10598 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10599 contains a SYMBOL_REF. Relax this constraint during reload, since
10600 we want to use the predicates, not reload's built-in concept of a
10601 valid memory address, to control what insns need reloading.
10602 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10603 operands (essentially 'g', 'm', and 's' under normal circumstances).
10604 * m68k.c (print_operand): Cause printing of pc-relative addresses
10605 to include pc register.
10606 (print_operand_address): Ditto.
10607 (general_src_operand): Accept operands that are not only
10608 general_operands, but are also valid when used as a pc-relative
10610 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10611 (memory_src_operand): Similar, for memory_operands.
10612 (pcrel_address): New predicate to accept the special case of a
10613 pc-relative address.
10614 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10615 QImode insns to accept *_src_operand instead of *_operand where
10616 pc-relative operands can fit. For example, a pc-relative operand
10617 can be used as a memory source operand for addsi3, but not as a
10618 memory destination.
10619 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10621 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10623 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10624 .thumb_set pseudo op to mark aliases of thumb functions.
10626 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10628 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10629 preference to ASM_OUTPUT_DEF, if it is defined.
10631 * tm.texi: Document new, optional target macro
10632 ASM_OUTPUT_DEF_FROM_DECLS.
10634 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10636 * fixincludes: ISCNTL patch
10637 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10638 (dgux_int_varargs): new for DG/UX
10639 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10641 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10643 * invoke.texi (ia32 options): Fix typo.
10645 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10647 * loop.c (strength_reduce): When doing biv->giv conversion, update
10648 reg note of NEXT->insn.
10650 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10652 * loop.c (move_movables): Note issues with replacing REGs with
10654 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10656 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10658 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10660 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10661 the reference to `mcount' was not correct for the ELF on FreeBSD.
10663 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10665 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10668 (recombine_givs): Set ix field after sorting.
10670 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10672 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10673 to safe to extract a subword out of a REG.
10675 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10677 * sh.md (mulsi3): Don't add a no-op move at the end.
10679 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10681 * cse.c (cse_insn): Don't put hard register source into tables for
10682 the last insn of a libcall.
10684 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10686 * loop.c (strength_reduce): Insert sets of derived givs at every
10687 biv increment, even if it's the only one.
10689 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10691 * dwarfout.c (add_incomplete_type): New fn.
10692 (output_type): Call it.
10693 (retry_incomplete_types): New fn.
10694 (dwarfout_finish): Call it.
10696 From Eric Raskin <ehr@listworks.com>:
10697 (output_type): Output types for bases.
10699 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10701 * mips.c (mips_output_conditional_branch): Add `break'
10702 between `default' label and `close braces'.
10704 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10706 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10707 specifications and make it realistic.
10708 (LIB_SPEC): Likewise.
10710 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10712 * config/mips/mips.c (mips_secondary_reload_class): Check for
10713 (PLUS (SP) (REG)) and return appropriate register class.
10714 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10715 Handle (PLUS (SP) (REG)).
10716 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10717 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10718 of emit_insn for tablejump.
10720 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10722 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10723 asm_fprintf format string by itself.
10724 (output_function_profiler): Likewise.
10726 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10728 * combine.c (simplify_logical, case AND): Only call
10729 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10730 or the constant is positive.
10732 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10734 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10735 * configure: Regenerate.
10737 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10739 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10740 require a sub-version #.
10741 * configure: Rebuilt.
10743 1999-06-14 Robert Lipe (robertlipe@usa.net)
10745 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10747 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10749 * c-typeck.c (process_init_element): Detect excess elements in
10750 char array initializer.
10752 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10754 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10756 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10758 * invoke.texi (Option Summary): Add -fpermissive flag.
10760 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10762 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10763 that require PIC code sequences.
10765 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10767 * configure.in: Add new target: thumb-elf.
10768 * configure: Regenerate.
10769 * config/arm/t-thumb-elf: New file: Makefile fragment for
10771 * config/arm/telf.h: New file: Header file for thumb-elf
10774 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10776 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10777 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10778 initializers is some circumstances.
10780 * fixinc/inclhack.def (endif_label): Add additional selector for
10781 more bogus stuff after #endif statements.
10782 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10784 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10786 * i386/cygwin.h (SET_ASM_OP): Define.
10788 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10790 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10792 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10794 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10797 * sh.md (ic_invalidate_line_i): Remove second alternative.
10799 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10801 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10802 test for the presence of valid prototypes. Delete bypass expr.
10803 (ioctl_fix_ctrl): Correct the selection expression.
10804 (no_double_slash): Correct quoting rules
10805 *fixinc/fixincl.x: regen
10806 *fixinc/inclhack.sh: regen
10808 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10810 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10812 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10814 * rs6000.md (movsi_got_internal_mem): Delete.
10815 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10816 (GOT_TOC_REGNUM): Delete.
10817 (PIC_OFFSET_TABLE_REGNUM): Define.
10818 (FINALIZE_PIC): Disable.
10819 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10820 (rs6000_replace_regno): Delete.
10821 (rs6000_finalize_pic): Likewise.
10822 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10824 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10826 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10827 is a note; use <= for the compare; advance P while it is
10830 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10832 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10833 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10835 * varasm.c (remove_from_pending_weak_list): Verify t->name
10836 is non-NULL before passing it to strcmp.
10838 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10840 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10841 the typed arguments are not part of a comment
10842 (ioctl_fix_ctrl): Added a purpose comment
10843 *fixinc/fixincl.x: regenerate
10844 *fixinc/inclhack.sh: regenerate
10846 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10848 * invoke.texi: Add C4x invocation docs.
10850 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10852 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10854 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10856 (c4x_legitimize_reload_address): New function.
10857 * config/c4x/c4x.md: Update docs.
10859 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10861 * fixincludes: Avoid removing '.'.
10862 * fixinc/fixinc.svr4: Likewise.
10863 * fixinc/fixinc.winnt: Likewise.
10864 * fixinc/inclhack.tpl: Likewise.
10865 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10867 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10869 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10871 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10873 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10875 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10878 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10880 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10881 * configure: Regenerate.
10883 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10885 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10888 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10890 * fixinc/inclhack.def (avoid_bool): Also catch
10891 "typedef [unsigned] int bool".
10892 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10894 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10895 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10896 * configure: Rebuilt.
10898 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10900 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10901 such that we can override its definitions if necessary.
10902 (CPP_SPEC): New define. Support processor specific predefines via
10904 (CC1_SPEC): New define. Support processor specific compiler
10905 options via %(cc1_cpu).
10906 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10909 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10911 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10912 between sed's -e flag, and the open-quote following it.
10913 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10915 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10916 Jeffrey A Law (law@cygnus.com)
10918 * varasm.c (assemble_start_function): Remove the function
10919 from the pending weak decls list when we define a function.
10920 (assemble_variable): Similarly for variables.
10921 (weak_finish): Ignore items on the list with a NULL name.
10922 (remove_from_ending_weak_list); New function to "remove" an item
10923 from the pending weak declarations list.
10925 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10927 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10929 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10931 * c-lex.c (GETC): Redefine to call getch.
10932 (UNGETC): Redefine to call put_back.
10933 (putback_buffer): New structure type.
10934 (putback): New static structure.
10935 (getch): New function.
10936 (put_back): New function.
10937 (yylex): Replace unused bytes from bad multibyte character.
10939 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10941 * cpplib.c (do_define): Cast `alloca' return value.
10942 (do_include, do_undef, do_pragma): Likewise.
10943 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10945 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10946 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10948 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10950 * sparc.md (abstf2): This should be an expand.
10951 (split after abstf2_notv9): Fix mode.
10952 (abstf2_hq_v9): New pattern.
10953 (abstf2_v9): Only use when no hard quad.
10954 (absdf2_v9): Fix if target is not the same as source.
10955 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10956 Add correct output constraints.
10958 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10960 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10961 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10963 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10965 * mips.h (mips_output_conditional_branch): New function.
10966 (mips_adjust_insn_length): Likewise.
10967 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10968 (ADJUST_INSN_LENGTH): Likewise.
10969 * mips.c (print_operand): Add `F' and `W' for floating-point
10970 comparison opcodes.
10971 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10973 (mips_adjust_insn_length): New function.
10974 (mips_output_conditional_branch): New function.
10975 * mips.md (length): Adjust attribute definition to handle
10976 conditional branches. Change lengths to bytes, rather than
10977 instructions throughout. Remove length attribute from
10978 instructions whose length is four bytes, and rely on the default
10980 (dslot): Fix typo in comment.
10981 Reword conditional branch patterns to use
10982 mips_output_conditional_branch.
10984 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10986 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10987 (LIB_SPEC): Likewise.
10988 Link with -lprof1_r for -g/-pg.
10990 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10992 * loop.c (check_dbra_loop): Fix change of Jan 19.
10994 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10996 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10997 (STARTFILE_SPEC): Define, override the svr4.h version.
10998 (ENDFILE_SPEC): Likewise.
11000 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11002 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11003 * fixinc/fixincl.x: Regenerated.
11004 * fixinc/inclhack.sh: Regenerated.
11006 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11008 * sh.c (barrier_align): Don't return early for normal branch/barrier
11009 when optimizing for SH2.
11011 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11013 * i386/udk.h (LINK_SPEC): Correct linker search path for
11016 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11018 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11019 (braf_label_ref_operand): Delete.
11020 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11021 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11022 label_ref, and has no predicate.
11023 The patten has a predicate to guard against invalid substitutions.
11024 (dummy_jump): Delete.
11025 (casesi): Update use of casesi_jump_2.
11027 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11029 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11030 *fixinc/fixincl.x: regenerate
11031 *fixinc/inclhack.sh: regenerate
11033 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11035 * dwarf2out.c (add_incomplete_type): New fn.
11036 (gen_struct_or_union_type_die): Call it.
11037 (retry_incomplete_types): New fn.
11038 (dwarf2out_finish): Call it.
11040 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11042 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11043 current block starts with a CODE_LABEL and ends with a CALL and
11044 we can not find all the argument setup instructions for the CALL.
11046 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11048 Revert this change:
11049 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11050 something is a candidate for optimize_bit_field_compare.
11052 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11054 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11056 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11058 * alpha.c (override_options): Thinko in last patch.
11060 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11061 (LIB_SPEC): Recognize -pthread.
11063 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11065 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11066 definition in config/arm/coff.h
11067 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11069 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11071 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11072 fixes that need "file=xxx\n" prepended before invocation
11073 (start_fixer - new): starting the fixer process is complex enough
11074 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11075 (process): uses the new routine; omit usage of putenv()
11076 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11077 * fixinc/fixincl.x: regenerate
11079 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11081 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11082 and version #s (1.1 -> 2.96) as needed.
11083 * README.g77: Kill way out of date file in the toplevel directory.
11085 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11087 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11088 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11089 * configure: Rebuilt.
11090 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11091 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11092 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11093 (SWITCH_TAKES_ARG): Likewise.
11094 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11095 * config/t-freebsd: Moved from config/i386/ so it can used for all
11098 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11100 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11102 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11104 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11105 * configure: Rebuilt.
11107 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11109 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11110 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11111 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11112 (rs6000_output_load_toc_table): Same.
11113 (output_prolog, output_mi_thunk): Same.
11114 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11115 (ASM_GLOBALIZE_LABEL): Use putc.
11117 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11119 * alpha.md (reload_*_help): New patterns and splitters.
11120 (reload_*): Use them.
11121 (mov[qh]i): Likewise.
11123 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11125 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11128 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11130 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11132 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11134 * flow.c (mark_regs_live_at_end, insn_dead_p,
11135 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11136 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11137 hasn't run or the frame pointer is needed.
11138 * haifa-sched.c (attach_deaths): Likewise.
11139 * sched.c (attach_deaths): Likewise.
11141 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11143 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11144 calculate_can_reach_end returns nonzero.
11146 * configure.in (native gas tests): Search for an assembler in the
11147 same manner that the installed compiler will.
11148 * configure: Rebuilt.
11149 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11151 * alias.c (find_base_term): Improve handling of addresses
11152 constructed from binary operations.
11154 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11156 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11158 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11160 * function.h (cleanup_label, frame_offset): Declare.
11161 (tail_recursion_label, tail_recursion_reentry): Likewise.
11162 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11163 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11164 (tail_recursion_label, tail_recursion_reentry): Likewise.
11165 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11167 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11169 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11171 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11172 (MAX_OFILE_ALIGNMENT): Define.
11174 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11176 * fixincl.c: Replace local include scheme with #includes of
11177 gansidecl.h and system.h.
11178 * procopen.c: Likewise.
11179 * server.c: Likewise.
11181 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11183 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11184 (crti.o): Add build rule and dependencies.
11185 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11187 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11189 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11190 (LIB_LINUX_SPEC): Likewise.
11191 (LIB_LINUX_SPEC): Add support for -pthread
11192 (CPP_OS_LINUX_SPEC): Likewise.
11193 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11196 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11198 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11200 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11201 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11202 for IEEE math and CC_FCOMI.
11203 (put_jump_code): No IEEE if CC_FCOMI is set.
11205 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11207 * fold-const.c (fold_truthop): Make the field reference unsigned
11208 when converting a single bit compare.
11210 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11212 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11214 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11216 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11217 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11220 * reload.c (push_reload): Do not call remove_address_replacements
11221 when presented with identical optional reloads.
11223 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11225 * alpha.h (MASK_FIX, TARGET_FIX): New.
11226 (MASK_*): Reorganize constants.
11227 (CPP_AM_FIX_SPEC): New.
11228 (TARGET_SWITCHES): Add FIX.
11229 (EXTRA_SPECS): Likewise.
11230 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11231 (SECONDARY_MEMORY_NEEDED): Likewise.
11232 (REGISTER_MOVE_COST): Likewise.
11233 * alpha.c (override_options): Add FIX support. Always use
11234 ALPHA_TP_PROG for ev6.
11235 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11236 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11237 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11239 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11241 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11242 something is a candidate for optimize_bit_field_compare.
11244 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11246 * gcc.texi (Passes): Document branch-shortening.
11247 * invoke.texi (Debugging Options): Document the fact that `-dp'
11248 outputs length information for instructions.
11250 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11252 * flow.c: Revert previous delta.
11254 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11256 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11257 FRAME_POINTER_REGNUM.
11258 (mark_set_1): Ditto.
11259 (mark_used_regs): Ditto.
11261 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11263 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11264 (GOT_PCREL): New macro. Define to 1 if not already defined.
11265 * arm/elf.h (GOT_PCREL): Define to 0.
11266 * arm.c (arm_finalize_pic): Take into account the setting of
11269 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11271 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11272 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11274 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11275 store elimination candidates.
11277 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11279 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11282 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11284 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11285 Add use of x-aix41-gld.
11287 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11289 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11290 (ASM_OUTPUT_DESTRUCTOR): Define.
11292 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11294 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11295 last CODE_LABEL in a loop if we have previously passed a jump
11296 to the top of the loop.
11298 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11300 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11301 applying Philip's patch.
11303 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11305 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11308 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11310 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11312 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11314 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11315 Also remove a useless comment.
11317 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11319 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11321 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11323 * collect2.c (main): Only generate import or export file and add
11324 to link arguments if non-empty. Use xmalloc not alloca.
11325 (write_{export,import}_file): Delete.
11326 (write_aix_file): New function.
11327 (locatelib): Use xmalloc not malloc.
11328 (GCC_OK_SYMBOL): Do not check type if aix64.
11330 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11332 Based on patch by Scott Bambrough and Pat Beirne:
11333 * config/arm/arm.c (making_const_table): New variable.
11334 * config/arm/arm.h (making_const_table): Declare.
11335 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11337 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11338 Keep track of when we are building the constant table.
11340 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11342 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11345 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11347 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11350 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11352 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11355 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11357 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11359 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11361 * rs6000.c (output_mi_thunk): Enable full support again.
11363 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11365 * sh.h (BRANCH_COST): Define.
11367 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11369 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11371 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11373 * function.c (assign_stack_local): Align stack slot propertly.
11374 (assign_outer_stack_local): Likewise.
11376 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11378 * expr.h (lang_expand_constant): Declare.
11379 * toplev.c (lang_expand_constant): Define it.
11380 * varasm.c (output_constant): Use it.
11382 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11384 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11385 Change function definitions to K&R style.
11387 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11389 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11391 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11393 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11394 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11395 (several places): omit static initialization
11396 (process): use single fd, since only the read fd is used
11397 * fixinc/gnu-regex.c: define 'const' away, if not supported
11398 * fixinc/procopen.c(several places): omit static initialization
11399 * fixinc/server.c: define 'volitile' away, if not supported
11401 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11403 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11404 asm_fprintf and %L to generate the label name.
11405 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11406 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11408 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11410 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11411 insn for a conditional jump can not be found.
11413 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11415 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11416 on variables in specific sections other than .sbss and .sdata.
11418 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11420 * stmt.c (expand_return): Call start_cleanup_deferral and
11421 end_cleanup_deferral around conditional code.
11423 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11425 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11426 filename lists. Utilizes new "krstr" AutoGen function.
11427 * fixinc/fixincl.x: Rebuilt.
11429 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11431 * i386.c (output_float_compare): Avoid GNU-C extensions.
11433 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11435 * version.c: Bump to distinguish mainline tree from the
11438 See ChangeLog.1 for earlier changes.
11441 add-log-time-format: current-time-string