1 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
3 * config/v850/v850-protos.h: New file: Prototypes for functions
5 * config/v850/v850.h: Move prototypes to v850-protos.h
6 * config/v850/v850.c: Move prototypes to v850-protos.h
7 * config/v850/v850.md: Fix compile time warnings.
9 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
11 * tree.h (get_containing_scope): Declare it.
12 * tree.c (get_containing_scope): New fucntion.
13 (decl_function_context): Use it.
14 * toplev.c (rest_of_compilation): Use get_containing_scope.
16 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
18 * Makefile.in (rtl.o): Depend on toplev.h.
20 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
22 * cse.c (delete_trivially_dead_insns): Replace alloca with
24 * except.c (update_rethrow_references): Likewise.
25 (init_eh_nesting_info): Likewise.
26 * function.c (identify_blocks): Likewise.
27 * gcse.c (dump_hash_table): Likewise.
28 * graph.c (print_rtl_graph_with_bb): Likewise.
29 * loop.c (combine_movables): Likewise.
30 (move_movables): Likewise.
31 (count_loop_regs_set): Likewise.
32 (strength_reduce): Likewise.
33 * profile.c (compute_branch_probabilities): New function, split
35 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
36 * regclass.c (regclass): Likewise.
37 * regmove.c (regmove_optimize): Likewise.
38 * toplev.c (compile_file): Likewise.
39 (main): Don't mess with the stack rlimit.
41 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
43 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
44 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
46 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
48 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
50 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
52 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
53 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
56 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
58 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
60 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
62 * gcse.c (post_dominators): Kill.
63 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
64 (compute_code_hoist_data): Use compute_flow_dominators. Do not
65 pass in a pdom array since we do not need pdoms.
66 * haifa-sched.c (schedule_insns): Similarly.
67 * flow.c (compute_dominators): Remove dead function.
68 (compute_flow_dominators): Do not compute doms or pdoms if the
69 caller does not request them. Split up loop to build doms and
70 pdoms. Use a worklist to compute doms and pdoms.
71 * basic-block.h (compute_dominators): Remove prototype.
73 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
75 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
76 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
77 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
78 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
79 (cant_move, fed_by_spec_load, is_load_insn): Remove.
80 (schedule_region): Remove unused variable.
81 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
83 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
85 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
86 (update_equiv_regs): Likewise.
87 (block_alloc): Likewise.
88 * reg-stack.c (reg_to_stack): Likewise.
89 (convert_regs_2): Likewise.
90 * reload1.c (reload_as_needed): Likewise.
92 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
94 * Makefile.in (dbxout.o): Depend on ggc.h.
95 (dwarf2out.o): Likewise.
96 (xcoffout.o): Likewise.
97 * dbxout.c: Include ggc.h.
98 (dbxout_init): Register lastfile as a root.
99 * dwarf2out.c: Include ggc.h.
100 (dwarf2out_line): Register lastfile as a root.
101 * xcoffout.c: Include ggc.h.
102 (xcoffout_source_line): Register xcoff_lastfile as a root.
104 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
106 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
108 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
110 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
112 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
114 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
116 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
117 (EXECUTE_IF_CONFLICT): Likewise.
118 (ALLOCNO_LIVE_P): Avoid signed division.
119 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
120 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
121 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
123 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
125 * haifa-sched.c (schedule_block): Don't crash if there's no
126 next insn for an interblock movement.
127 (add_branch_dependences): Don't allow clobber insns to move either.
129 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
131 * i386.c (split_xf): New.
132 * i386-protos.h: Declare it.
133 * i386.md (movxf_1): Add general regs alternatives.
134 (movxf_1+1): New splitter for same.
136 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
138 * function.c (purge_addressof_1): Add missing return values.
140 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
142 * function.c (is_addressof): New function. Returns true if
143 the given piece of RTL is an ADDRESSOF.
144 (purge_addressof_1): Make boolean. Return false if the
145 ADDRESSOFs could not be purged.
146 (purge_addressof): If ADDRESSOFs could not be purged from the
147 notes attached to an insn, remove the offending note(s),
148 unless they are attached to a libcall.
150 1999-11-05 Andreas Jaeger <aj@suse.de>
152 * genoutput.c (null_operand =): Initialize all fields.
154 * errors.h: Add extern to prototypes.
156 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
158 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
159 * configure: Rebuilt.
161 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
163 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
164 (mirror_conflicts): New function.
165 (global_alloc): Call it.
166 (expand_preferences): Remove redundant CONFLICTP test.
167 (find_reg, dump_conflicts): Likewise.
168 (prune_preferences): Process conflicts one word at a time.
170 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
172 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
173 instead of an explicit loop.
175 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
177 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
178 if REG_RETVAL check succeeds, then put classp in src_elt.
180 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
182 * function.c (pad_to_arg_alignment): Only update argument_pad
183 if the argument's alignment is greater than STACK_BOUNDARY.
185 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
187 * bitmap.h (BITMAP_XFREE): New.
188 * flow.c (life_analysis): Use it.
189 (life_analysis_1): Free blocks.
191 * combine.c (undo_commit): New.
192 (try_combine): Use it. Don't zap undobuf.undos.
193 (combine_instructions): Don't zap undobuf.undos; free the
196 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
198 * stmt.c (cost_table_): New.
199 (estimate_case_costs): Use it instead of xmalloc.
201 * toplev.c (compile_file): Reuse dumpname memory instead
204 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
206 * reg-stack.c (convert_regs_1): Initialize target_stack->top
207 after verifying an EH edge.
209 * haifa-sched.c (init_rgn_data_dependences): Correctly
210 size bb_pending_lists_length when zeroing.
212 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
214 * function.c (diddle_return_value): New.
215 (expand_function_end): Use it.
216 * stmt.c (expand_null_return): Likewise.
217 (expand_value_return): Likewise.
219 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
221 * reload1.c (reload): Don't remove return value clobbers.
223 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
225 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
227 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
229 * cse.c (cse_main): Use xmalloc, not alloca.
230 (cse_basic_block): Likewise.
231 * local-alloc.c (local_alloc): Likewise.
233 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
234 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
236 * rtl.c: Include toplev.h.
237 (fatal): Remove declaration.
239 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
241 * haifa-sched.c (schedule_block): Fix thinko.
243 1999-11-03 James McKelvey <mckelvey@fafnir.com>
245 * fixinc/fixincl.c(create_file): Allow for systems that do not have
248 1999-11-03 Philippe De Muyter <phdm@macqel.be>
250 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
251 call `malloc' instead.
253 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
255 * flags.h (flag_renumber_insns): Declare.
256 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
258 * rtl.h (renumber_insns): Change prototype.
259 * toplev.c (flag_renumber_insns): Define.
260 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
262 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
264 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
265 and fpsqrtd. Use them and create fdiv function unit to more
266 accurately represent fpu sqrt pipeline semantics on UltraSparc.
267 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
269 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
271 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
273 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
274 insn into ready list, do not use just a raw swap.
276 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
278 * rtl.h (renumber_insns): New function.
279 (remove_unnecessary_notes): Likewise.
280 * emit-rtl.c (renumber_insns): Define.
281 (remove_unncessary_notes): Likewise.
282 * toplev.c (rest_of_compilation): Remove dead code.
283 Use renumber_insns and remove_unncessary_notes.
285 * gcse.c (struct null_pointer_info): New type.
286 (get_bitmap_width): New function.
287 (current_block): Remove.
288 (nonnull_local): Likewise.
289 (nonnull_killed): Likewise.
290 (invalidate_nonnull_info): Take a null_pointer_info as input.
291 (delete_null_pointer_checks_1): New function.
292 (delete_null_pointer_checks): Use it.
294 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
295 (split_edges): Likewise.
296 (schedule_block): Likewise.
297 (compute_block_backward_dependencies): Likewise.
298 (schedule_region): Likewise.
299 (schedule_insns): Likewise.
301 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
303 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
304 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
305 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
306 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
307 * jump.c (delete_unreferenced_labels): Don't delete if
308 LABEL_ALTERNATE_NAME is set.
309 * print-rtl.c (print_rtx): Dump alternate name.
310 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
311 * rtl.h (LABEL_ALTERNATE_NAME): Define.
312 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
313 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
315 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
317 * fix-header.c (recognized_extern, recognized_function): Constify
320 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
321 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
322 (compute_available): Remove unused variable `last'.
323 (compute_nearerout): Remove unused variable `temp_bitmap'.
324 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
325 Remove unused variable `x'.
327 * scan.h (recognized_function, recognized_extern): Constify a
330 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
332 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
334 * varasm.c (decode_rtx_const): Use XSTR to access the string
337 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
339 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
341 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
343 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
345 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
347 * pa.c (ireg_operand): New function.
348 * pa.h (PREDICATE_CODES): Handle ireg_operand.
349 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
350 Fix out of date comment.
352 * pa.md (negdi2): Turn into expander + anonymous pattern.
354 * reload.c (find_reloads): Fix typos in recent change.
356 * dwarf2out.c: Do not include ctype.h.
358 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
360 * regclass.c (record_reg_classes): Always use may_move_cost when
361 seeing how operand fits with various register classes.
363 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
365 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
366 * toplev.c: Revert Nov 1 13:22 change.
368 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
370 * config/pa/pa.md (height reduction patterns): Add checks for
371 overlapping operands to avoid semantic-destroying splits for
372 height reduction patterns.
374 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
376 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
377 have been an hyphen, fixed.
378 * configure: Rebuilt.
380 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
382 * config/arm/tpe.h: Add prototypes for exported functions.
383 * config/arm/pe.c: Fix compile time warnings.
384 * config/arm/semi.h: Fix compile time warnings.
385 * config/arm/arm.c: Fix compile time warnings.
386 * config/arm/arm.h: Fix compile time warnings.
387 * config/arm/arm.md: Fix compile time warnings.
388 * config/arm/thumb.c: Fix compile time warnings.
389 * config/arm/thumb.h: Fix compile time warnings.
390 * config/arm/thumb.md: Fix compile time warnings.
392 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
394 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
397 * unroll.c (unroll_loop): Remove LOOP notes when loop is
400 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
402 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
404 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
406 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
407 * rtl.h (rtx_equal_p): Move prototype.
408 * rtl.c (rtx_equal_function_value_matters): Move from
410 (rtx_equal_p): Likewise.
411 * rtlanal.c (rtx_equal_function_value_matters): Delete.
412 (rtx_equal_p): Likewise.
414 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
416 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
419 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
421 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
423 * pa.h (ADDR_VEC_ALIGN): Define.
425 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
426 notes when presented with "if (foo) break; end_of_loop" and
427 the break sequence gets moved out of the loop.
429 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
430 Remove explicit zero initializations of entries within MAP.
432 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
434 * reg-stack.c (convert_regs_1): Handle EH edges specially.
436 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
438 * bitmap.h (BITMAP_XMALLOC): New macro.
439 * flow.c (CLEAN_ALLOCA): Remove.
440 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
441 (life_analysis): Likewise.
442 (update_life_info): Don't use CLEAN_ALLOCA.
443 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
444 (calculate_global_regs_live): Likewise.
445 (print_rtl_with_bb): Likewise.
446 (verify_flow_info): Likewise.
447 * global.c (global_alloc): Likewise.
448 (global_conflicts): Likewise.
449 * integrate.c (save_for_inline_nocopy): Likewise.
450 (expand_inline_function): Likewise.
451 * jump.c (jump_optimize_1): Likewise.
452 (duplicate_loop_exit_test): Likewise.
453 (thread_jumps): Likewise.
454 * loop.c (loop_optimize): Likewise.
455 (combine_givs): Likewise.
456 (recombine_givs): Likewise.
457 * reorg.c (dbr_schedule): Likewise.
458 * unroll.c (unroll_loop): Likewise.
460 * combine.c (combine_instructions): Use xmalloc instead of alloca.
462 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
464 * toplev.c (rest_of_compilation): Don't optimize the CFG
465 when rebuilding, just before dbr.
467 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
469 * output.h (assemble_end_function, assemble_destructor,
470 assemble_constructor, assemble_gc_entry, assemble_global,
471 assemble_label, output_constant_pool) Constify a char*.
473 * varasm.c (assemble_destructor, assemble_constructor,
474 assemble_gc_entry, assemble_end_function, assemble_global,
475 assemble_label, output_constant_pool): Likewise.
477 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
479 * config/arm/thumb.c (thumb_expand_prologue): Add comments
480 explaining what is goin on in this function.
482 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
484 * regclass.c (record_reg_classes): In matching case, recompute
485 costs since the direction of movement is different.
487 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
489 * resource.c (mark_target_live_regs): For unconditional branches,
490 the resources found at the branch target should be added to the
491 resources found so far, not intersected.
493 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
495 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
497 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
498 (sys/mman.h): Include this file only if #HAVE_MMAP.
499 (run_compiles): Initialize `esac_fmt' with one old KR string, not
500 with automatically concatenated ANSI strings.
502 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
504 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
505 (DIV_ROUND_UP): Robustify.
506 (ggc_recalculate_in_use_p): New function.
507 (release_pages): Don't inline it.
508 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
510 (ggc_pop_context): Use ggc_recalculate_in_use_p.
511 (clear_marks): Always save in_use_p.
512 (sweep_pages): Use ggc_recalculate_in_use_p.
513 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
514 Release pages before counting statistics.
516 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
518 * toplev.c (rest_of_compilation): Fix thinko in this change:
520 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
522 (rest_of_compilation): If inside an inlined external function,
523 pretend we are just being declared.
525 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
527 * flow.c (calculate_global_regs_live): Fix thinko.
529 * integrate.c (expand_inline_function): Fix bugs in previous
530 change from Oct 28, 1999.
532 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
534 * stmt.c (expand_value_return): Fix typo in this change:
536 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
537 (expand_value_return): Correctly convert VAL when promoting function
538 return; support RETURN_REG being a PARALLEL.
540 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
542 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
544 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
546 * hard-reg-set.h (reg_names): Constify a char*.
548 * regclass.c (reg_names): Likewise.
550 * regs.h (reg_names): Likewise
552 * a29k/a29k.c (reg_names): Delete declaration.
554 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
556 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
557 arc_output_function_epilogue): Likewise.
559 * elxsi/elxsi.c (reg_names): Likewise.
561 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
563 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
566 * m88k/m88k.c (output_function_profiler): Likewise.
568 * sparc/sparc.c (sparc_flat_output_function_prologue,
569 sparc_flat_output_function_epilogue): Likewise.
571 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
573 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
574 warning from -Wuninitialized and put it under -W.
575 * function.c (uninitialized_vars_warning): Warn only when the
576 corresponding flag is set.
578 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
580 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
581 is nonzero and the single set does not have an elt, then assign
584 * simplify-rtx.c: New file.
585 * Makefile.in (OBJS): Add simplify-rtx.o
586 (simplify-rtx.o): Add dependencies.
587 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
588 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
589 (cse_gen_binary, simplify_unary_operation): Delete.
590 (simplify_binary_operation, simplify_plus_minus): Likewise.
591 (check_fold_consts, simplify_relation_operation): Likewise.
592 (simplify_ternary_operation): Likewise.
593 (delete_trivially_dead_insns): Simplify the contents of the
594 REG_EQUAL note before trying to substitute it into the source
595 of the reg-reg copy at the end of a libcall sequence.
597 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
598 references/callers changed.
600 * mn10200.c (mn10200_va_arg): Force the return value into a
603 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
605 * cccp.c (macroexpand): Avoid out of range accesses for omitted
608 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
610 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
612 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
614 * fold-const.c (fold): Fix thinko when optimizing comparisons
617 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
619 * gcc.texi (Passes): Update front-end files to their current
622 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
624 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
625 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
626 (PREDICATE_CODES): Add addition_operation.
627 * alpha-protos.h (addition_operation): Declare.
628 (secondary_reload_class): Likewise.
629 * alpha.c (addition_operation): New.
630 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
631 * alpha.md (adddi3): Turn into expander.
632 (*lda, *adddi_2): New.
633 (movsf, movdf patterns): Don't preference integer regs.
634 (movsi, movdi patterns): Don't preference fp regs.
636 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
638 * genrecog.c (write_switch): Check for duplicate CODE cases.
640 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
642 * ggc-common.c: Update pre-function commentary.
643 * ggc-page.c: Likewise.
645 (poison_pages): Use memset directly.
646 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
647 (ggc_collect): Poison before sweeping.
648 * ggc-simple.c: Update pre-function commentary.
649 (ggc_alloc_obj): Poison non-zeroed memory.
651 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
653 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
654 match format string, even on 64-bit hosts.
655 * gcc-page.c (ggc_page_print_statistics): Likewise.
657 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
659 * config/i386/i386.c (ix86_cpu): Revert last patch.
660 * config/i386/i386.h (ix86_cpu): Ditto.
662 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
664 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
665 TYPE_SIZE, convert type of result to sizetype.
667 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
669 * flow.c (count_or_remove_death_notes): Equate NULL with the
672 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
673 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
676 * i386.c (pic_label_no): Delete.
677 (ix86_attr_length_default): Don't use single_set to peek
680 * recog.c (peephole2_optimize): Allow recog_next_insn to index
681 the first insn after bb->end.
682 * i386.md (push mem peeps): Scratch is live after evaluation
684 (cmp mem peep): Similarly.
686 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
688 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
689 * function.c (pad_to_arg_alignment): Add missing braces.
691 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
693 * alpha/alpha-protos.h (literal_section): Add prototype.
694 (alpha_need_linkage, alpha_start_function,alpha_end_function):
697 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
699 (alpha_start_function, alpha_end_function, float_strings,
700 alpha_need_linkage): Constify a char*
702 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
704 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
706 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
708 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
710 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
712 * flow.c (debug_flow_info): Add prototype.
714 * gcc.c (main): Likewise.
716 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
719 * reload1.c (failed_reload, set_reload_reg): Likewise.
721 * mips-tfile.c (main): Likewise.
722 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
723 with ATTRIBUTE_NORETURN.
725 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
727 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
728 DECL is not a memory ref.
730 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
732 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
733 * config/i386/i386.c (ix86_cpu): Add extern attribute.
735 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
737 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
738 * config/mips/elf64.h: ditto.
740 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
742 * expr.c (emit_push_insn): New argument alignment_pad.
743 Update all callers. Adjust stack pointer based on alignment pad.
744 * function.c (pad_to_arg_alignment): New argument alignment_pad.
745 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
746 (locate_and_pad_parm): New argument alignment_pad. Update all
748 * expr.h (emit_push_insn): Update prototype.
749 (locate_and_pad_parm): Update prototype.
750 * calls.c (arg_data): Add new field alignment_pad.
751 (initialize_argument_information): Initialize alignment_pad.
753 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
755 * except.c (free_eh_nesting_info): Free the info itself.
756 * function.c (free_after_compilation): Don't free NULL.
757 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
758 (pre_edge_insert): Free inserted.
759 * stmt.c (free_stmt_status): Don't free NULL.
761 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
763 * gcov.c (DIR_SEPARATOR): Provide default.
764 (output_data): Add test for MS-DOS format absolute filename.
765 (fancy_abort): Correct program name.
766 (open_files): Open all files in binary mode.
767 * libgcc2.c (__bb_exit_func): Likewise.
769 * profile.c (init_branch_prob): Specify binary when opening files.
771 * flags.h (flag_unwind_tables): New decl.
772 * toplev.c (flag_unwind_table): New definition.
773 (f_options): Add -funwind-tables.
774 (decode_g_option): Clarify warning when unknown -g option is given.
775 (rest_of_compilation): If inside an inlined external function,
776 pretend we are just being declared.
778 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
779 (dwarf2out_frame_finish): Likewise.
781 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
783 * fold-const.c (merge_ranges): In not in0, but in1, handle
784 upper bounds equal like subset case.
786 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
788 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
789 passed in a register but moved to the stack.
791 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
793 * gcc.c (pass_exit_codes, greatest_status): New variables.
794 (struct option_map): Add entry for "--pass-exit-codes".
795 (execute): Update greatest_status if error.
796 (display_help): Add documentation for -pass-exit-codes.
797 (process_command): Handle -pass-exit-codes.
798 (main): Look at pass_exit_codes and greatest_status on call to exit.
800 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
802 * reload.c (find_reloads): Refine test for no input reload
803 case to not includes reloads emitted after insn.
805 * function.c (find_temp_slots_from_address): Handle sum involving
806 a register that points to a temp slot.
807 (update_temp_slot_address): Make recursive call if both old and
808 new are PLUS with a common operand.
809 * calls.c (expand_call): Mark temp slot for result as having
812 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
814 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
815 component as well as "BINUTILS".
817 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
818 * integrate.c (copy_rtx_and_substitute): Likewise.
819 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
821 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
823 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
824 gdb extensions, write size of type; also be more consistent
825 in using references when this is a subtype.
827 * pa.md (extv, extzv, insv): Use define_expand to reject constant
828 that is out of range.
830 * loop.c (unknown_constant_address_altered): New variable.
831 (prescan_loop): Initialize it.
832 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
833 (invariant_p, case MEM): Remove handling for volatile and readony;
834 check new variable if readonly.
835 (check_dbra_loop): Chdeck unknown_constant_address_altered.
837 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
838 (addr_affects_sp_p): Removed from note_mem_written and only
839 define #ifdef AUTO_INC_DEC.
841 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
843 * regclass.c (record_reg_classes): Properly handle register move
846 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
847 Don't think valid if both operands are invalid.
848 (struct constant_descriptor): New field RTL.
849 (mark_const_hash_entry): Mark it.
850 (record_constant{,_rtx}): Initialize it.
851 (output_constant_def): Allocate RTL in permanent obstack and
853 ({record,compare}_constant_1): Modes must match for
854 CONSTRUCTOR of ARRAY_TYPE.
856 * c-common.h (initializer_constant_valid_p): Delete decl from here.
857 * output.h (initializer_constant_valid_p): Move decl to here.
858 * c-common.c (initializer_constant_valid_p): Delete function from here.
859 * varasm.c (initializer_constant_valid_p): Move function to here.
861 * tree.h (STRIP_SIGN_NOPS): New macro.
862 * fold-const.c (optimize_minmax_comparison): New function.
863 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
864 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
865 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
866 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
867 widening conversions.
868 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
869 to look at size of mode, not precision of type; also add missing cases.
870 (optimize_bit_field_compare, decode_field_reference): Don't try to
871 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
873 * dwarf2out.c (ctype.h): Include.
874 (dwarf2out_set_demangle_name_func): New function.
875 (size_of_line_info): Deleted.
876 (output_line_info): Compute size of line info table from difference
878 (base_type_die, add_name_attribute): Call demangle function, if any.
879 (field_byte_offset): Use bits per word for variable length fields.
880 (gen_array_type_die): Add array name.
881 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
882 (dwarf2out_add_library_unit_info): New function.
884 * explow.c (set_stack_check_libfunc): New function.
885 (stack_check_libfunc): New static variable.
886 (probe_stack_range): Allow front-end to set up a libfunc to call.
888 * combine.c (simplify_comparison): When making comparison in wider
889 mode, check for having commuted an AND and a SUBREG.
890 (contains_muldiv): New function.
891 (try_combine): Call it when dividing a PARALLEL.
892 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
893 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
895 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
896 use one of the CLOBBERs instead.
897 (if_then_else_cond): If comparing against zero, just return thing
900 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
901 Don't generate shifts and subtract if have conditional arithmetic.
903 * rtl.h (delete_barrier): New declaration.
904 * jump.c (jump_optimize): Set up to handle conditional call.
905 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
906 (delete_barrier): New function.
908 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
910 * recog.c (nonmemory_operand): Accept ADDRESSOF.
912 * tree.c (build_type_attribute_variant): Push to obstack of
913 ttype around type_hash_canon call.
915 * expr.c (placeholder_list): Move decl to file scope.
916 (expand_expr): Don't force access to volatile just because its
918 If ignoring reference operations, just expand the operands.
919 (expand_expr, case COMPONENT_REF): Propagate
920 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
921 Refine test for using bitfield operations vs pointer punning.
922 (expand_expr, case CONVERT_EXPR): If converting to
923 BLKmode UNION_TYPE from BLKmode, just return inner object.
924 Use proper mode in store_field call.
925 Properly set sizes of object to store and total size in store_field
926 call for convert to union.
927 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
928 memory (like for ADDR_EXPR). Also, don't put constant in register if
929 we'll want it in memory.
930 (readonly_fields_p): New function.
931 (expand_expr, case INDIRECT_REF): Call it if LHS.
932 (expand_assignment): Handle a RESULT_DECL where
933 DECL_RTL is a PARALLEL.
934 (do_jump, case WITH_RECORD_EXPR): New case.
935 (get_inner_reference): Always go inside a CONVERT_EXPR
936 and NOP_EXPR if both modes are the same.
937 (store_field): Use bitfield operations if size of bitsize is not same
938 as size of RHS's type.
939 Check for bitpos not a multiple of alignment in BLKmode case.
940 Do block move in largest possible alignment.
941 (store_constructor): Set BITSIZE to -1 for variable size and properly
942 in case of array of BLKmode.
943 (expand_expr_unaligned): New function.
944 (do_compare_and_jump): Call it.
946 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
947 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
948 does not include 'o'.
950 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
951 both SET_DEST and SET_SRC reference a virtual register.
952 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
954 * integrate.c (expand_inline_function): Handle case of setting
955 virtual stack vars register (from built in setjmp); when parameter
956 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
957 (subst_constant): Add new parm, MEMONLY.
958 (expand_inline_function, integrate_parm_decls): Pass new parm.
959 (integrate_decl_tree): Likewise.
960 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
961 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
962 (copy_rtx_and_substitute, case SET): Add explicit calls to
963 copy_rtx_and_substitute for both sides.
965 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
967 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
968 within INDEX_TYPE, instead of before.
969 (fixup_gotos): Use f->target_rtl, not the next insn,
970 since latter may be from a later fixup.
971 (expand_value_return): Correctly convert VAL when promoting function
972 return; support RETURN_REG being a PARALLEL.
973 (expand_return): When checking for result in regs and having
974 cleanup, consider PARALLEL in DECL_RTL as being in regs.
976 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
978 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
979 last_nominal_fname): Mark const.
980 (struct include_hash: name, nshort, control_macro): Mark
982 (struct macrodef: symnam): Mark const.
983 (struct if_stack: fname): Mark const.
984 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
985 (IStable): New character-syntax array which encompasses all
986 the old is_foo arrays.
987 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
988 is_space): New macros for interrogating IStable.
989 (check_macro_name): Kill last argument. All callers changed.
991 * cppinit.c (initialize_char_syntax): Delete.
992 (is_idchar, is_idstart, is_hor_space, is_space,
993 trigraph_table): Delete.
994 (IStable): New. Initialize with clever macros to avoid
995 information duplication.
996 (builtin_array): Table of builtins to get rid of explicit list
997 in initialize_builtins.
998 (initialize_builtins): Use builtins_array.
999 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1000 opts->dollars_in_ident.
1002 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1004 (cpp_parse_expr): Avoid 'format string is not constant'
1005 warning. Use ISGRAPH to identify printable chars.
1006 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1008 (read_and_prescan): Map trigraphs to chars with open-coded
1009 if-else-if-... sequence, not a lookup table.
1010 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1012 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1013 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1014 (check_macro_name): Remove ability to report an invalid
1015 assertion name, which is never used.
1016 (do_line): Constify a couple of char *'s.
1017 * cppmain.c (main): Call cpp_cleanup before returning.
1019 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1021 * ggc.h (struct ggc_statistics): New type.
1022 (ggc_get_size): New function.
1023 (ggc_print_statistics): Likewise.
1024 * ggc-common.c (ggc_stats): New variable.
1025 (ggc_mark_rtx_children): Keep statistics.
1026 (ggc_mark_tree_children): Likewise.
1027 (ggc_print_statistics): New function.
1028 * ggc-page.c (struct globals): Add bytes_mapped field.
1029 (alloc_anon): Update it.
1030 (release_pages): Likewise.
1031 (ggc_get_size): New function.
1032 (ggc_page_print_statistics): New function.
1033 * ggc-simple.c (ggc_get_size): New function.
1035 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1037 * flow.c (propagate_block): When the last reference to a label
1038 before an ADDR_VEC is deleted because the reference is a dead
1039 store, delete the ADDR_VEC.
1041 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1043 * resource.c (find_free_register): Don't use the frame pointer
1044 if frame_pointer_needed.
1046 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1048 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1049 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1051 * config/i960/i960.c (i960_va_start): New locals base, num.
1052 Use INDIRECT_REF instead of ARRAY_REF on valist.
1053 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1055 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1057 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1059 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1061 * tree.def (PLACEHOLDER_EXPR): Update comments.
1063 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1065 * c-common.c (check_format_info): Avoid non-literal format string
1066 warnings when `first_arg_num' is zero.
1068 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1070 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1072 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1074 * arm.md (casesi_insn): Add a clobber of the condition code
1077 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1079 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1080 used by both cc1 and cc1plus.
1082 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1084 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1085 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1086 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1087 to the value 32 if it has not already been defined.
1088 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1089 Override definition in arm.h with a value of 8.
1091 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1093 * c-pragma.c (push_alignment): Don't check the return value
1096 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1098 * sparc.h (ADJUST_COST): Fix thinko.
1100 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1102 * cccp.c (rescan): Fixed obp pointer handling around call to
1103 check_expand subroutine.
1105 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1107 * gcse.c (delete_null_pointer_checks): Only record non-null info
1108 for pseudos when examining stores.
1110 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1111 splitters for these patterns. Use "#" for output templates.
1112 (addsi3_carryin_shift): New pattern.
1114 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1116 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1117 of the function return register into a plain REG until
1118 after function inlining is done.
1120 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1122 * jump.c (jump_optimize_1): If we did cross-jumping, and
1123 the data will matter, rebuild the CFG.
1124 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1125 not optimizing. Don't run shorten_branches.
1126 * toplev.c (rest_of_compilation): Run shorten_branches after
1129 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1131 * rtl.h (note_stores): Add additional paramter.
1132 * rtlanal.c (reg_set_p_1): Take additional paramter.
1133 (reg_set_last_1): Likewise.
1134 (reg_set_p): Adjust call to note_stores.
1135 (reg_set_last): Likewise.
1136 (note_stores): Pass data parameter to worker function.
1137 * alias.c (record_set): Take additional parameter.
1138 (init_alias_analysis): Pass it.
1139 * caller-save.c (mark_set_regs): Take additional parameter.
1140 (save_call_clobbered_regs): Pass NULL to note_stores.
1141 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1143 (record_dead_and_set_regs_1): Likewise.
1144 (reg_dead_at_p_1): Likewise.
1145 (combine_instructions): Adjust calls to note_stores.
1146 (try_combine): Likewise.
1147 (record_dead_insn): Remove.
1148 (record_dead_and_set_regs): Adjust calls to note_stores.
1149 (reg_dead_at_p): Likewise.
1150 * cse.c (invalidate_skipped_set): Take additional parameter.
1151 (cse_check_loop_start): Likewise.
1152 (cse_check_loop_start_value): Remove.
1153 (cse_set_around_loop): Adjust calls to note_stores.
1154 * flow.c (notice_stack_pointer_modification): Take additional
1155 parameter. Remove duplicate declaration.
1156 (record_volatile_insns): Adjust calls to note_stores.
1157 * gcse.c (record_set_info): Take additional parameter.
1158 (record_last_set_info): Likewise.
1159 (invalidate_nonnull_info): Likewise.
1160 (record_set_insn): Remove.
1161 (compute_sets): Adjust calls to note_stores.
1162 (last_set_insn): Remove.
1163 (compute_hash_table): Adjust calls to note_stores.
1164 (insert_insn_end_bb): Likewise.
1165 (delete_null_pointer_checks): Likewise.
1166 * global.c (mark_reg_store): Take additional parameter.
1167 (mark_reg_clobber): Likewise.
1168 (reg_becomes_live): Likewise.
1169 (global_conflicts): Adjust calls to note_stores.
1170 (build_insn_chain): Likewise.
1171 * integrate.c (note_modified_parmregs): Take additional parameter.
1172 (mark_stores): Likewise. Make it static.
1173 (save_for_inline_nocopy): Adjust calls to note_stores.
1174 (try_constants): Likewise.
1175 * integrate.h (mark_stores): Remove declaration.
1176 * jump.c (mark_modified_reg): Take additional parameter.
1177 (thread_jumps): Adjust calls to note_stores.
1178 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1180 (no_equiv): Likewise.
1181 (reg_is_set): Likewise.
1182 (validate_equiv_mem): Adjust calls to note_stores.
1183 (update_equiv_regs): Likewise.
1184 (block_alloc): Likewise.
1185 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1186 (note_addr_stored): Take additional parameter.
1187 (note_set_pseudo_multiple_uses): Likewise.
1188 (record_initial): Likewise.
1189 (prescan_loop): Adjust calls to note_stores.
1190 (strength_reduce): Likewise.
1191 (check_dbra_loop): Likewise.
1192 * regmove.c (flags_set_1): Take additional paramter.
1193 (mark_flags_life_zones): Adjust calls to note_stores.
1194 * reload1.c (mark_not_eliminable): Take additional parameter.
1195 (forget_old_reloads_1): Likewise.
1196 (reload_cse_invalidate_rtx): Likewise.
1197 (reload_cse_check_clobber): Likewise.
1198 (reload_combine_note_store): Likewise.
1199 (move2add_note_store): Likewise.
1200 (reload): Adjust calls to note_stores.
1201 (reload_as_needed): Likewise.
1202 (emit_reload_insns): Likewise.
1203 (reload_cse_regs_1): Likewise.
1204 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1205 (reload_combine): Adjust calls to note_stores.
1206 * resource.c (update_live_status): Take additional paramter.
1207 (mark_target_live_regs): Adjust calls to note_stores.
1208 * stupid.c (find_clobbered_regs): Take additional parameter.
1209 (stupid_life_analysis): Adjust calls to note_stores.
1211 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1213 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1216 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1219 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1220 of the variable arm_structure_size_boundary.
1222 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1224 * alias.c (init_alias_analysis): Allocate reg_known_value and
1225 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1227 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1228 * cse.c (cse_main): Call end_alias_analysis.
1229 * haifa-sched.c (schedule_insns): Likewise.
1230 * local-alloc. (update_equiv_regs): Likewise.
1231 * reload1.c (reload_cse_regs): Likewise.
1233 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1235 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1236 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1237 mapping from MASK_FPU.
1239 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1241 * sparc.md (call): Don't bound structure return size to 0xfff.
1243 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1245 * resource.c (mark_target_live_regs): Check that the target
1246 insn wasn't created after compute_bb_for_insn.
1248 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1250 * ggc-page.c (poison_pages): Don't be overzealous.
1252 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1254 * alias.c: Update comments for ADDRESS.
1255 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1256 it is a local memory reference.
1258 * c-typeck.c (build_function_call): Check that the built-in
1259 function is of class BUILT_IN_NORMAL before trying to recongize
1261 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1262 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1264 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1266 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1268 (pre_gcse): Likewise.
1269 (hoist_expr_reaches_here_p): Likewise.
1270 (hoist_code): Likewise.
1271 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1273 (pre_expr_reaches_here_p_work): ... here.
1274 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1276 (expr_reaches_here_p_work): ... here.
1278 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1280 * resource.c (find_basic_block): Delete.
1281 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1282 (init_resource_info): Call compute_bb_for_insn.
1284 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1286 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1287 with already adjacent blocks, but no fallthru.
1288 (merge_blocks_move_successor_nojumps): Simplify.
1289 (debug_flow_info): New.
1291 * toplev.c (rest_of_compilation): Open jump1 dump file before
1292 jump and close after, as opposed to just using dump_rtl.
1294 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1296 * reload.h (earlyclobber_operand_p): Declare.
1297 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1298 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1299 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1300 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1302 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1303 Richard Henderson <rth@cygnus.com>
1305 * emit-rtl.c (emit_block_insn_before): New.
1306 (emit_block_insn_after): New.
1307 * basic-block.h: Declare them.
1309 * bitmap.h: Protect from multiple inclusion.
1311 * recog.c (scratch_operand): Handle VOIDmode correctly.
1313 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1315 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1316 * function.c (assign_parms): Likewise.
1317 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1319 * reg-stack.c (max_uid): Remove.
1320 (blocks, block_begin, block_end, block_drops_in): Remove.
1321 (block_stack_in, block_out_reg_set, block_number): Remove.
1322 (struct block_info_def, BLOCK_INFO): New.
1323 (enum emit_where): New.
1324 (current_block): New.
1325 (BLOCK_NUM): Remove.
1326 (mark_regs_pat, record_label_references): Remove.
1327 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1329 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1330 (reg_to_stack): Simplified test for existance of fp code. Use
1331 flow.c code. Call shorten_branches after cross-jump opt.
1332 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1333 Return false if the asm doesn't use stack regs. Don't do life
1334 analysis on the asm.
1335 (emit_pop_insn): Replace function pointer arg `when' with
1336 enum `where'. Update all callers.
1337 (change_stack): Likewise. Update basic block end.
1338 (emit_swap_insn): Use current_block->head to limit reverse search
1339 for start of block. Use emit_block_insn_after.
1340 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1341 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1342 structure assignment instead of bcopy.
1344 (convert_regs_entry, convert_regs_exit): New.
1345 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1346 Work on basic blocks and the CFG.
1347 (convert_regs): Use them.
1349 * i386.c (output_fix_trunc): Remove code for DImode input operand
1350 not at top-of-stack.
1351 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1353 (fix_truncdi_1): Allow any mode scratch.
1355 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1357 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1358 * linux.h, netbsd.h, vms.h: Not here.
1360 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1362 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1363 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1364 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1365 CONDITIONAL_REGISTER_USEAGE): Use them.
1366 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1367 gen_conditional_branch,override_options) : Use them.
1368 * config/mips/mips.md : Use them.
1370 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1372 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1374 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1376 * integrate.c (function_cannot_inline_p): Don't allow inlining
1379 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1381 * c-parse.in (cast_expr): Constify.
1383 * cccp.c (special_symbol): Likewise.
1385 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1387 * dwarf2out.c (base_type_die): Likewise.
1389 * global.c (allocno_compare): Likewise.
1391 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1393 * regclass.c (fix_register): Likewise.
1395 * rtl.h (fix_register): Likewise.
1397 * stupid.c (stupid_reg_compare): Likewise.
1399 * toplev.c (decode_f_option): Likewise.
1401 * tree.c (build_complex_type): Likewise.
1403 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1405 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1407 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1409 * reload.c (find_reloads): Compute mode and nregs fields of all
1411 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1412 (calculate_needs): Use precomputed mode/nregs values.
1413 (allocate_reload_reg): Likewise.
1415 (failed_reload, set_reload_reg): ... new functions.
1416 (choose_reload_regs_init): New function, mostly broken out from...
1417 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1418 Also lose one #if 0 block.
1420 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1422 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1425 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1427 * tree.h (BLOCK_TYPE_TAGS): Remove.
1428 (BLOCK_END_NOTE): Likewise.
1429 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1430 (BLOCK_LIVE_RANGE_START): Likewise.
1431 (BLOCK_LIVE_RANGE_END): Likewise.
1432 (tree_block): Remove live_range_flag, live_range_var_flag, and
1433 type_tags. Remove end_note, live_range_start, and live_range_end.
1434 (remember_end_note): Remove prototype.
1435 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1436 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1438 * ggc-common.c (ggc_mark_tree_children): Don't mark
1439 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1440 * integrate.c (adjust_copied_decl_tree): Remove.
1441 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1442 * stmt.c (last_block_end_note): Remove.
1443 (init_stmt): Don't add a GC root for it.
1444 (expand_fixup): Don't set it.
1445 (remember_end_note): Remove.
1446 (expand_end_bindings): Don't set last_block_end_note.
1448 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1450 * reload1.c (reload_reg_free_for_value_p): Show
1451 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1454 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1456 * expmed.c (extract_bit_field): Allow for the case of non-integer
1457 objects that are smaller than a word (like SFmode on a 64-bit
1460 * loop.c (basic_induction_var): A non-integer variable which is
1461 being set by a paradoxical subreg is probably not a biv.
1463 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1465 * prefix.c (translate_name) Check for empty prefix string.
1467 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1469 * Makefile.in (CPP_CROSS_NAME): New variable.
1470 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1472 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1473 names of the files to be uninstalled.
1475 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1477 * collect2.c (IS_DIR_SEPARATOR): Define.
1478 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1480 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1483 * haifa-sched.c (add_dependence): Update the true dependency
1484 cache the first time we add a true dependence to the LOG_LINKS chain.
1486 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1488 * fold-const.c (fold): Fix comment.
1490 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1492 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1493 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1494 dbxout_start_new_source_file, dbxout_source_file,
1495 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1496 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1498 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1499 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1500 (dbxout_block): Initialize variable `blocknum'.
1502 * dbxout.h (dbxout_init, dbxout_finish,
1503 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1504 dbxout_args, dbxout_source_line): Constify a char*.
1506 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1507 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1508 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1509 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1510 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1511 src_info_attribute, mac_info_attribute, producer_attribute,
1512 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1513 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1514 dwarfout_undef): Constify a char*.
1515 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1517 * dwarfout.h (dwarfout_define, dwarfout_undef,
1518 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1520 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1522 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1523 (MULTILIB_ISA_DEFAULT): New.
1524 (MULTILIB_DEFAULTS): Use it.
1525 * config/mips/mips.c (): Remove the now unnecessary definition
1526 of MIPS_ISA_DEFAULT.
1527 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1528 unnecessary definition.
1530 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1532 * arm.md (pic_load_addr): Add constraints to operand 1.
1534 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1536 * fixinc/genfixes: Provide a means for specifying -D options to
1539 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1541 * arm.c (arm_override_options): Correct initialization of
1542 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1543 arm_is_strong, and arm_is_6_or_7.
1545 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1546 (note_set_pseudo_multiple_uses): New function.
1547 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1548 if a pseudo set in the loop exit is used elsewhere.
1550 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1552 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1554 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1556 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1557 a single load-address pattern.
1559 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1561 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1562 depending on whether or not line-number notes are present.
1564 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1566 * cccp.c (progname, file_buf, default_include, include_file,
1567 macrodef, definition, hashval, wchar_type, user_label_prefix,
1568 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1569 expand_to_temp_buffer, is_system_include, base_name,
1570 absolute_filename, read_name_map, open_include_file,
1571 record_control_macro, check_precompiled, check_preconditions,
1572 pcfinclude, pass_thru_directive, create_definition,
1573 check_macro_name, comp_def_part, collect_expansion,
1574 check_assertion, read_token_list, assertion_install,
1575 assertion_lookup, eval_if_expression, conditional_skip,
1576 validate_else, skip_quoted_string, quote_string, macarg1,
1577 error_from_errno, install, lookup, hashf, dump_defn_1,
1578 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1579 check_white_space, rescan, handle_directive, monthnames,
1580 special_symbol, do_include, remap_include_file, write_output,
1581 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1582 do_ident, do_sccs, do_xifdef, skip_if_group,
1583 output_line_directive, macroexpand, macarg, change_newlines,
1584 initialize_builtins, make_definition): Constify a char*.
1586 * pcp.h (stringdef): Likewise.
1588 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1590 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1593 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1594 Richard Henderson <rth@cygnus.com>
1596 * alias.c: Include ggc.h.
1597 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1598 (record_set): Verify enough room in reg_base_value.
1599 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1600 Register it as a GC root.
1601 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1602 * Makefile.in (alias.o): Depend on ggc.h.
1604 * unroll.c (unroll_loop): Verify the insn before a barrier
1605 is a JUMP_INSN before checking JUMP_LABEL.
1607 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1609 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1610 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1611 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1612 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1613 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1614 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1616 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1618 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1620 * alpha/alpha-interix.h (text_section): Delete prototype.
1621 * alpha/elf.h (text_section): Likewise.
1622 * arm/linux-elf.h (text_section): Likewise.
1623 * arm/linux-telf.h (text_section): Likewise.
1624 * c4x/c4x.h (text_section): Likewise.
1625 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1626 * elfos.h (text_section): Likewise.
1627 * i386/aix386ng.h (text_section): Likewise.
1628 * i386/i386-interix.h (text_section): Likewise.
1629 * i386/sco5.h (text_section): Likewise.
1630 * i386/svr3gas.h (text_section): Likewise.
1631 * nextstep.h (text_section): Likewise.
1632 * psos.h (text_section): Likewise.
1633 * ptx4.h (text_section): Likewise.
1634 * svr3.h (text_section): Likewise.
1635 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1637 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1639 * final.c (peephole): Delete prototype.
1641 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1642 (pre_insert_copies): Remove unused variable `bb'.
1644 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1647 * output.h (peephole): Add prototype.
1649 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1651 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1654 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1656 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1657 for inlined declarations.
1659 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1661 * arm.c (logical_binary_operator): New fucntion.
1662 * arm.h (logical_binary_operator): Declare it.
1663 (PREDICATE_CODES): Handle logical_binary_operator.
1664 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1665 output constraints. Add appropriate splitters.
1666 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1667 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1668 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1670 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1672 * genoutput.c (struct operand_data): New elt eliminable.
1673 (output_operand_data): Write it.
1674 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1675 (compare_operands): Take it into account.
1676 * recog.h (struct insn_operand_data): New elt eliminable.
1677 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1679 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1680 (eliminate_regs): Move code that detects changes to elimination
1681 target regs into new function elimination_effects.
1682 Delete one #if 0 block.
1683 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1684 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1685 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1686 Only call eliminate_regs for real operands of the insn, not for parts
1687 of its structure or parts matched by things like match_operator.
1688 Use elimination_effects and check_eliminable_occurrences. Use
1689 copy_insn to duplicate the pattern when not in the final pass.
1691 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1693 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1696 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1698 * fixinc/README: document the "mach" machine matching test
1699 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1700 * fixinc/fixtests.c: Implement the #else/#endif label test
1701 * fixinc/inclhack.def: utilize these tests and fixes
1702 * fixinc/inclhack.sh: regen
1703 * fixinc/fixincl.x: regen
1704 * fixinc/fixincl.sh: regen
1706 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1708 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1711 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1713 * gcc.1: Document exit codes.
1715 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1717 * calls.c: Include tm_p.h later, so everything we need is defined.
1719 * function.c: Likewise.
1721 * except.c: Include tm_p.h.
1723 * sparc.c: Likewise.
1724 (dwarf2out_cfi_label): Don't prototype.
1725 (check_return_regs, epilogue_renumber,
1726 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1727 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1728 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1729 ultra_schedule_insn): Add static prototype.
1730 (data_segment_operand, text_segment_operand): Call itself with the
1731 proper number of arguments.
1732 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1734 * sparc.h: Move all declarations to sparc-protos.h.
1735 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1738 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1740 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1742 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1743 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1744 ASM_OUTPUT_ASCII): Constify a char*.
1746 * sparc-protos.h: New file for sparc prototypes.
1748 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1750 * function.c (record_insns, contains): Always declare and define.
1751 (record_insns): Mark with ATTRIBUTE_UNUSED.
1753 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1755 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1756 to .section when outputting a .bss section to deal with multiple
1757 .bss input sections (as happens with -fdata-sections)
1758 Also output %progbits, not @progbits so the assembler doesn't treat as
1760 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1762 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1763 thumb parts even when building with non-thumb CPUs, by forcing
1766 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1768 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1769 (movdf_const_intreg_sp64): Similarly.
1771 * local-alloc.c (update_equiv_regs): Check the correct insn
1772 for pre-existing REG_EQUIV notes.
1774 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1776 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1777 block reached by a branch if we're not going to actually process
1780 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1782 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1783 a local extern function declaration.
1785 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1787 * i386.c (ix86_expand_prologue): Properly wrap USE around
1788 reg for CALL_INSN_FUNCTION_USAGE.
1790 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1792 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1793 move between GP_REGs.
1795 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1797 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1798 the mode size when finding out if an offset is legal.
1800 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1802 * basic-block.h (PROP_*): Move constants from ...
1804 (compute_bb_for_insn): Free the array before reallocating.
1805 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1806 (allocate_reg_life_data): Reset all reg variables collected by
1808 (get_block_head_tail): Don't convert from bb to block.
1809 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1810 (find_insn_reg_weight): Take block not bb.
1811 (schedule_block): Don't set block num for moved insns.
1812 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1813 (schedule_insns): Do it here instead.
1814 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1815 before update_life_info.
1816 * recog.c (split_all_insns, peephole2_optimize): Update for
1817 new arg to update_life_info.
1818 * rtlanal.c (remove_note): Cope with NULL note.
1819 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1822 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1824 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1826 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1827 block records so that merge_blocks_nomove will clean up correctly.
1828 (split_edge): Handle casesi insns.
1830 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1832 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1834 * pa.md (call, call_value): Do not emit a blockage after restoring
1837 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1839 * c-typeck.c (c_expand_asm_operands): Fix typo.
1841 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1843 * arm.c (fpu_rhs_operand): Verify modes.
1844 (fpu_add_operand): Likewise.
1845 (di_operand): Likewise.
1846 (soft_df_operand): Likewise.
1848 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1850 * arm.c (arm_return_in_memory): APCS rules state that the elements
1851 of a structure returned in a register must be 'integer-like'.
1853 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1855 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1856 in the source tree when the generated targets are out of date
1857 * fixinc/genfixes: Alter it to run individual fixes for make.
1858 * fixinc/README: rewrite
1859 * fixinc/inclhack.def: moved initial comments to README
1861 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1863 * toplev.c (main): Do not generate an error message if an
1864 unrecognised command line switch is recognisable by another
1865 language. If extra_warnings are enabled, then generate a
1866 warning message instead.
1868 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1870 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1871 (insert_pack_attributes): Delete prototype.
1873 * c-pragma.c (default_alignment): New static variable.
1874 (push_alignment): Initialize to current effective alignment.
1875 (pop_alignment): Use to set new alignment.
1876 (insert_pack_attributes): Delete function.
1877 (handle_pragma_token): Set default_alignment as well each time
1878 a #pragma pack(<n>) is encountered.
1880 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1882 * reg-stack.c (stack_result): Aggregates are not returned in
1885 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1887 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1889 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1891 * basic-block.h (set_block_num): Declare.
1892 * flow.c (update_life_info): Don't call compute_bb_for_insn
1893 or free_basic_block_vars.
1894 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1895 (insn_orig_block): Remove.
1896 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1897 (schedule_block): Keep BLOCK_NUM up-to-date.
1898 (schedule_insns): Use compute_bb_for_insn.
1899 * recog.c (split_all_insns): Likewise.
1900 (peephole2_optimize): Likewise.
1902 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1904 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1905 if the pic register is used.
1907 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1909 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1910 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1911 if that tests TREE_PERMANENT.
1913 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1915 * cse.c (invalidate_for_call): Do not remove memory references from
1916 the table here. It's handled elsewhere.
1918 * haifa-sched.c (add_dependence): Protect references to the
1919 true dependency cache with #ifdef INSN_SCHEDULING.
1920 (remove_dependence): Similarly.
1922 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1923 to the cfg code that this is a return instruction.
1924 * mn10300.md (return_internal): Similarly.
1926 * combine.c (get_last_value): If the last set of a register
1927 is after subst_low_cuid, then we can not use it to determine
1928 the register's last value.
1930 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1932 * Makefile.in: Back out previous change.
1934 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1936 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1938 * haifa-sched.c (add_dependence): Only check/update the cache
1940 (remove_dependence): Likewise.
1941 (schedule_insns): Only create the true_dependency_cache if the
1942 average number of instructions in a basic block is very large.
1944 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1946 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1947 (ggc-simple.o): Likewise.
1948 (ggc-page.o): Likewise.
1950 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1952 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1953 Prototype for exported functions.
1954 (pre_lcm, pre_rev_lcm): Remove prototypes.
1955 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1956 (compute_available): Move to lcm.c, and change parameter order.
1957 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1958 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1959 (gcse_main): No longer call compute_preds_succs. Rebuild the
1960 set table after reach pre pass.
1961 (pre_insert_map, pre_delete_map, edge_list): New.
1962 (alloc_pre_mem): Allocate edge vectors.
1963 (free_pre_mem): Delete edge vectors.
1964 (compute_pre_data): Call new edge based lcm routines.
1965 (process_insert_insn): New function.
1966 (insert_insn_end_bb): Use it.
1967 (pre_edge_insert): New function.
1968 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1970 (pre_insert_copies): Revamp using new edge based lcm outputs.
1971 (pre_delete): Likewise.
1972 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1974 (compute_code_hoist_vbeinout): New new edge based routines.
1975 * lcm.c: Remove all the old LCM functions. Replace with new ones
1976 that work with the new cfg datastructures and work with edges
1979 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1981 * reload.h (struct reload): Add new fields "mode" and "nregs".
1982 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1983 to reference the "mode" and "nregs" field within struct reload.
1985 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1987 * haifa-sched.c (true_dependency_cache): New.
1988 (add_dependence): Use the true dependency cache to avoid expensive
1989 walks down the LOG_LINKS dependency list. Add entries to the
1991 (remove_dependence): Remove entries from the true dependency cache
1993 (schedule_insns): Allocate and initialize and free the true
1996 * haifa-sched.c (schedule_insns): Do not remove inter-block
1997 dependencies anymore.
1999 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2001 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2002 * i386/t-winnt: Likewise.
2004 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2006 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2008 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2010 * Makefile.in (LANGUAGES): Omit "proto".
2011 (clean): Remove stale comment about removing unprotoize.c.
2013 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2015 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2016 using arithmetic on void pointers.
2018 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2020 * haifa-sched.c (compute_block_forward_dependencies): Only check
2021 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2023 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2025 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2026 (expr_equiv_p): Reject memories with different alias sets.
2028 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2030 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2031 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2032 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2033 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2034 (lang_init): Set default for flag_bounds_check if still "unspecified".
2036 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2038 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2040 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2042 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2045 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2047 * config/c4x/c4x.md (*db_noclobber,
2048 *decrement_and_branch_until_zero_noclobber): New patterns and
2049 associated splitters.
2051 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2053 * config/c4x/c4x.md (parallel instruction patterns): Rework
2054 constraints to keep reload happy.
2056 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2058 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2059 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2060 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2061 Add new patterns and associated post-reload splitters.
2063 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2065 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2067 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2069 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2071 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2073 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2075 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2078 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2080 * pa.c (move_operand): Rely on memory_address_p to determine the
2081 validity of non-indexed memory addresses.
2082 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2083 operand in DFmode and SFmode when generating PA2.0 code.
2085 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2087 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2089 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2091 * mips.c (function_prologue): Fix argument types.
2092 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2093 (casesi_internal): Write to the scratch register.
2095 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2097 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2099 (parse_charconst): Delete unnecessary cast when calling
2101 (cpplib.h): Kill prototype of cpp_parse_escape.
2103 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2105 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2106 * unroll.c (unroll_loop): Cast return value of alloca.
2107 * i370/i370.c: Include function.h and toplev.h.
2108 (i370_label_scan): Remove c++ commented abort.
2109 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2110 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2111 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2112 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2114 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2116 * config/t-freebsd: Do not override USER_H.
2117 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2119 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2120 Mumit Khan <khan@xraylith.wisc.edu>
2122 * c-parse.in (component_decl): Support anonymous struct/union.
2124 * c-parse.y: Regenerate.
2125 * c-parse.c: Likewise.
2126 * objc/objc-parse.y: Likewise.
2127 * objc/objc-parse.c: Likewise.
2128 * c-decl.c (finish_struct): Don't sort the fields.
2129 (field_decl_cmp): Delete unused function.
2131 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2133 * sparc.md (movsf_const_intreg): Revert last constraint change.
2134 (movdf_const_intreg_sp32): Likewise.
2136 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2138 * cse.c: Include hashtab.h instead of splay-tree.h
2139 (struct cse_reg_info): No longer use variant union. Add new
2140 field "regno". All references changed to avoid union.
2141 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2142 (free_cse_reg_info): Remove.
2143 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2144 (get_cse_reg_info): Revamp to use expandable hash tables instead
2145 of splay trees. Initialize new fields in cse_reg_info structure.
2146 (new_basic_block): Similarly.
2148 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2150 * genrecog.c (message_with_line): Prototype.
2151 (validate_pattern): Pass along the set for the dest, not a flag.
2152 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2153 Check for PC/CC0 as sources.
2154 (nodes_identical): Check for children position match before
2155 allowing the combination.
2157 * rtl.c (read_rtx): Track line number across \\\n.
2159 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2161 * mips.h (SPECIAL_MODE_PREDICATES): New.
2162 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2163 (movdi+1, movsi+1): Add output reload constraint.
2164 (casesi_internal): Likewise. Fix commentary.
2165 (return_internal): Use pmode_register_operand.
2167 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2169 * 1750a.md (movstrqi): Add missing output reload constraint.
2170 (call_value): Likewise.
2171 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2172 (jmpfdec): Add missing inout reload constraint.
2173 * elxsi.md (addsi patterns): Add missing output reload constraint.
2174 (move from sp): Use @ alternates.
2175 (call_value): No constraint on output.
2176 * fr30.md (movsi_pop): Add missing output reload constraint.
2177 (movsf_constant_store): Likewise.
2178 (splits): Remove constraints.
2179 (subsi3): Add missing mode.
2180 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2181 (call_value): Likewise.
2182 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2183 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2184 * m32r.md (movsicc_internal): Add output reload constraint.
2185 (movstrsi_internal): Add inout reload constraints.
2186 * m88k.h (reg_names): Don't declare.
2187 (SPECIAL_MODE_PREDICATES): New.
2188 * m88k.md (*): Use register_operand not reg_or_0_operand
2190 * mn10200.h (PREDICATE_CODES): New.
2191 * ns32k.md (ffs pattern): Add output reload constraint.
2192 * pdp11.md (sob pattern): Add inout reload constraint.
2193 * sh.md (splits): Remove constraints.
2194 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2195 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2196 * vax.md (jgequ pattern): Add inout reload constraint.
2198 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2200 * configure.in (djgpp): Revert previous patch.
2201 * configure: Rebuit.
2202 * config/i386/djgpp.h: Revert previous patch.
2204 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2206 * fixinc/inclhack.def: Restore patch lost during last merge of
2207 "no_bogosity" branch.
2208 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2210 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2212 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2213 * fixinc/inclhack.def: Same.
2214 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2216 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2218 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2219 as the base of a PLUS.
2221 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2223 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2224 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2226 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2228 * pa.md (post_stw+1): Use pmode_register_operand.
2229 (dcacheflush, icacheflush): Likewise.
2231 * i386.md (movstricthi_1): Allow r/r.
2233 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2235 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2236 to (not (and (arg0) (arg1))). Similary for and.
2238 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2239 falltrought to assocate code.
2240 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2243 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2244 no bits in common; remove XOR to ROTATE conversion.
2246 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2248 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2250 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2252 * config/c4x/c4x.c (dst_operand): New.
2253 (PREDICATE_CODES): Update.
2254 * config/c4x/c4x.h (dst_operand): Declare it.
2255 * config/c4x/c4x.md: Define mode for each unspec usage.
2256 (move patterns): Use dst_operand predicate instead of src_operand.
2257 (movqi_update, movqf_update): Delete.
2259 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2261 * recog.c (pmode_register_operand): New.
2262 * recog.h: Declare it.
2263 * genrecog.c (pred_codes): Likewise.
2264 (special_mode_pred_table): Likewise.
2265 (validate_pattern): Don't warn no mode for address_operand.
2267 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2268 if the operand is not insn-like.
2270 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2271 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2273 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2275 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2277 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2278 instead of general_operand in a SET_DEST. Use const_double_operand
2279 instead of an explicit test against CONST_DOUBLE.
2280 (movsf_const_lo): Add missing register mode.
2281 (goto_handler_and_restore): Add auxiliary test for Pmode.
2282 (flush): Adjust to use address_operand.
2283 (return_sf_no_fpu): Add missing output constraint.
2285 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2287 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2288 for call return value.
2289 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2291 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2293 * toplev.c (main): Only warn about options for other languages.
2294 * collect2.c (main): Pass -w to sub-gcc.
2296 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2298 * flow.c (propagate_block): Add call-clobbered registers to
2301 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2302 zapping mem_set_list.
2303 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2304 (mark_set_1, mark_used_regs): Likewise.
2306 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2308 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2310 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2312 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2313 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2314 options. Also add a new item "C-only Warning Options" to the
2317 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2319 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2320 from multiple calls.
2322 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2324 * i386.md (call value patterns): Move to the end of the file.
2325 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2327 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2329 * configure.in (djgpp configuration): Define extra_objects..
2330 * configure: Rebuilt.
2331 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2332 (DTORS_SECTION_ASM_OP): Define.
2333 (INIT_SECTION_ASM_OP): Define.
2334 (FINI_SECTION_ASM_OP): Define.
2335 (DATA_SECTION_ASM_OP): Define.
2336 (TEXT_SECTION_ASM_OP): Define.
2337 (EH_FRAME_SECTION_ASM_OP): Define.
2338 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2339 (STARTFILE_SPEC): Add crtbegin.o.
2340 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2341 to here from LINK_COMMAND_SPEC.
2342 (DO_GLOBAL_CTORS_BODY): Define.
2343 (CRTSTUFF_USE_FINI_SECTION): Define
2344 (HAS_INIT_SECTION): Delete.
2346 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2348 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2350 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2352 * pa.h (PREDICATE_CODES): New.
2354 * genrecog.c (validate_pattern): Condense the destination
2357 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2359 * alpha.md (call-1): Supply missing mode for operator.
2360 (*): Add missing output reload constraints. Remove constraints
2363 * i386.h (SPECIAL_MODE_PREDICATES): New.
2364 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2365 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2366 (addsi_lea_3): Add missing mode for op 3.
2367 (prologue_set_got, prologue_get_pc): Add missing modes.
2368 (*) Add missing output reload constraints.
2370 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2372 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2373 check for member bit-size overflow and use var_size if it occurs.
2374 (layout_record): Use bitsize_int() to define the type size in bits.
2375 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2376 (layout_decl): Likewise when assigning to DECL_SIZE.
2378 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2380 * genrecog.c (validate_pattern): Typo last change. Verify
2381 that output operands have output reloads.
2383 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2385 * genrecog.c (special_mode_pred_table): New.
2386 (NUM_SPECIAL_MODE_PREDS): New.
2387 (find_operand): New.
2388 (validate_pattern): New argument `insn'. Warn for assignment to
2389 any predicate accepting non-lvalues. Conditionaly warn for
2390 match_operand without a mode. Try much harder to match source
2391 and destination modes on a set.
2392 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2394 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2396 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2398 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2400 * combine.c (simplify_logical): Recognize xor pattern that encodes
2403 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2405 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2408 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2410 * ggc-page.c (MAP_FAILED): Provide default.
2412 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2414 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2415 * sparc.h (PREDICATE_CODES): Update.
2417 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2419 * alpha.c (some_ni_operand): New.
2420 * alpha-protos.h: Declare it.
2421 * alpha.h (PREDICATE_CODES): Update.
2422 * alpha.md (sXaddq reload insns): Use some_ni_operand
2423 for SET_DEST instead of some_operand.
2425 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2426 Jim Wilson <wilson@cygnus.com>
2428 * genrecog.c (maybe_both_true_2): Don't compare modes of
2430 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2431 after find_afterward.
2432 (debug_decision_1): Dump next and afterward codes.
2434 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2436 * rtl.c (dump_and_abort): Remove.
2437 (fatal_with_file_and_line): New.
2438 (fatal_expected_char): New.
2439 (read_rtx_lineno, read_rtx_filename): New.
2440 (read_skip_spaces): Track line number.
2441 (read_name): Use fatal_with_file_and_line.
2442 (read_rtx): Use fatal_expected_char. Track line number.
2443 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2445 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2446 if it isn't a CODE_LABEL.
2448 * genattr.c (main): Set read_rtx_filename.
2449 * genattrtab.c (main): Likewise.
2450 * gencodes.c (main): Likewise.
2451 * genconfig.c (main): Likewise.
2452 * genemit.c (main): Likewise.
2453 * genextract.c (main): Likewise.
2454 * genflags.c (main): Likewise.
2455 * genopinit.c (main): Likewise.
2456 * genoutput.c (main): Likewise.
2457 * genpeep.c (main): Likewise.
2459 * genrecog.c (decision_test.u.insn): Add `lineno'.
2460 (pattern_lineno, error_count): New variables.
2461 (message_with_line): New.
2462 (add_to_sequence): Break out checking code to ...
2463 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2464 (merge_insn): Use message_with_line.
2465 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2466 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2468 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2470 * expr.c (store_constructor): Clear union if constructor is empty.
2472 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2474 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2475 Add !endian checks. Change %{...} to %(...).
2477 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2479 * i386.md (*addsi3_cc): Renamed from addcsi3.
2480 (*addsi3_carry): Renamed from addxsi3.
2481 (*subsi3_cc): Renamed from subcsi3.
2482 (*subsi3_carry): Renamed from subxsi3.
2483 (*xorqi_cc_1): Renamed from xorcqi_1.
2484 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2485 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2487 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2489 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2490 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2492 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2494 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2495 climb up the chain of insns.
2497 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2499 * genrecog.c (write_subroutine): Careful for null trees.
2500 (process_tree): Don't elide empty functions.
2502 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2504 * Makefile.in (genrtl.o): Depend on ggc.h.
2505 * configure.in (valloc): Probe for it.
2506 (with-gc): Use ggc-page if valloc present.
2507 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2508 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2509 (ggc_alloc_string): Moved from ggc-page.c.
2510 * ggc-none.c (ggc_alloc_obj): New.
2511 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2512 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2513 (struct globals): Likewise for dev_zero_fd.
2514 (init_ggc): Likewise for it's initialization.
2515 (ggc_allocated_p): Move careful dereference from ...
2516 (ggc_lookup_page_table): ... here. Delete.
2517 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2518 (alloc_anon): Use valloc if no mmap.
2519 (release_pages): Use free if using valloc.
2520 (ggc_alloc_obj): Renamed from alloc_obj.
2521 (ggc_set_mark): Renamed from mark_obj.
2522 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2523 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2524 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2525 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2526 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2527 (ggc_collect): Use fp printing instead of our own rounding.
2528 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2529 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2530 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2531 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2532 (struct ggc_string, struct ggc_any): Delete.
2533 (offsetof): Provide default definition.
2534 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2536 (struct ggc_mem): New, from corpse of ggc_any.
2537 (struct ggc_status): Delete.
2538 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2539 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2540 (n_strings_collected, n_anys_collected): Delete.
2541 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2542 (ggc_alloc_string, ggc_alloc): Delete.
2543 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2544 (ggc_free_string, ggc_free_any): Delete.
2545 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2546 (ggc_compare_addresses, ggc_mark_string): Delete.
2547 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2548 (search_data): Delete.
2549 (struct globals): New.
2550 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2551 (tree_insert, tree_lookup): New.
2552 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2553 (clear_marks, sweep_objs): New.
2554 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2555 (init_ggc): Set allocated_last_gc.
2556 (ggc_push_context): Gut. Use G.context.
2557 (ggc_pop_context): Likewise.
2558 (ggc_pop_context_1): New.
2559 (debug_ggc_tree): New.
2560 (debug_ggc_balance, tally_leaves): New.
2561 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2562 (ggc_mark_string_if_gcable): Remove decl.
2563 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2564 (ggc_mark_rtvec_children): New.
2565 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2566 (ggc_mark_if_gcable): New decl.
2567 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2568 (ggc_alloc_tree, ggc_alloc): Likewise.
2569 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2570 (ggc_alloc_obj): New decl.
2571 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2572 (ggc_alloc_tree, ggc_alloc): Likewise.
2573 (ggc_set_mark): New decl.
2574 * rtl.h (struct rtx_def): Remove gc_mark.
2575 (struct rtvec_def): Likewise.
2576 * tree.h (struct tree_common): Likewise.
2578 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2580 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2581 float_format and thread_file definitions.
2582 * configure: Rebuilt.
2584 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2586 * extend.texi (Function Names): Document types of function names.
2588 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2590 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2591 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2593 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2595 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2597 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2599 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2601 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2603 * collect2.c (main): Do prelimnary link on AIX if rflag.
2605 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2607 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2608 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2610 (__do_global_dtors): similarly for __DTOR_LIST__.
2612 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2613 Diego Novillo <dnovillo@cygnus.com>
2615 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2618 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2620 * fixincl/*: Merged "no_bogosity" branch
2621 * fixincl/fixlib.h: protect against doubly defining t_bool
2622 * fixincl/server.h: protect against doubly defining t_bool
2624 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2626 * genoutput.c: Include toplev.h.
2628 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2630 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2632 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2633 * configure: Regenerate.
2635 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2637 * gcse.c (delete_null_pointer_checks): Returns void.
2639 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2641 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2642 * emit-rtl.c (copy_insn_1): Likewise.
2644 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2646 * config/mips/mips.c (mips_build_va_list): Correct
2647 TREE_CHAIN setting when hard-float.
2648 (mips_va_start): Use corrected setting.
2649 (mips_va_arg): Likewise. Also pass a tree to build of
2650 POSTINCREMENT_EXPR rather than a naked 'int'.
2652 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2654 * ggc.h (ggc_push_context): Fix comment.
2655 (ggc_pop_context): Likewise.
2656 (mark_string_if_gcable): Likewise.
2657 * ggc-common.c (ggc_mark_rtx_children): Use
2658 ggc_mark_string_if_gcable.
2659 * ggc-page.c (ggc_lookup_page_table): New function.
2660 (ggc_allocated_p): Likewise.
2661 (mark_obj): Fix formatting.
2662 (ggc_mark_string_if_gcable): New function.
2663 * ggc-simple.c (ggc_allocated_strings): New variable.
2664 (ggc_strings_used): Likewise.
2665 (ggc_compare_addresses): New function.
2666 (ggc_pop_context): Pop the `any' memory too.
2667 (ggc_mark_string_if_gcable): New function.
2668 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2670 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2672 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2673 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2674 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2677 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2679 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2680 (sched_reg_live_length, sched_reg_basic_block): Delete.
2681 (current_block_num, bb_live_regs, old_live_regs): Delete.
2682 (dead_notes, struct sometimes): Delete.
2683 (sched_note_set, birthing_insn_p): Delete.
2684 (adjust_priority): Gut useless reg lifetime code.
2685 (create_reg_dead_note, attach_deaths): Delete.
2686 (attach_deaths_insn, new_sometimes_live): Delete.
2687 (finish_sometimes_live): Delete.
2688 (find_pre_sched_live, find_post_sched_live): Delete.
2689 (update_reg_usage): Delete.
2690 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2691 (schedule_insns): Delete reg lifetime code.
2692 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2693 (unlink_other_notes): Adjust REG_NOTE commentary.
2694 (reemit_notes): Use REG_SAVE_NOTE.
2695 (schedule_block): Likewise.
2696 (schedule_region): Allocate bitmap of blocks in region. Use
2697 count_or_remove_death_notes. Use update_life_info.
2699 * rtl.h (REG_SAVE_NOTE): New.
2700 * rtl.c (reg_note_name): Update.
2702 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2704 * combine.c (refresh_blocks, need_refresh): New.
2705 (combine_instructions): Allocate refresh_blocks. Invoke
2706 update_life_info if needed.
2707 (distribute_notes): Mark refresh_blocks instead of installing
2709 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2710 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2712 * Makefile.in (recog.o): Depend on basic-block.h.
2714 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2716 * genrecog.c (add_to_sequence): Thinko last change: delete
2717 shadowing allow_const_int variable.
2719 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2721 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2722 __GNUC__ and __GNUC_MINOR__.
2724 * gansidecl.h: Likewise.
2730 * toplev.h: Likewise.
2736 * varray.c: Likewise.
2738 * varray.h: Likewise.
2740 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2742 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2743 use one before a jump table.
2745 * rtl.def (ADDRESS): Change documentation to match reality.
2746 * md.texi: Don't document it.
2747 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2750 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2752 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2754 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2755 known predicate block; default allow_const_int true.
2756 (debug_decision_list): New.
2758 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2760 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2762 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2764 * gcse.c (gcse_main): Avoid global optimizations if we have a
2765 large number of basic blocks and the ratio of edges to blocks
2767 (delete_null_pointer_checks): Likewise.
2769 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2771 * c-common.c (check_format_info): Warn if format string isn't a
2774 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2776 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2777 * configure: regenerate
2779 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2781 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2782 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2783 (peepholes): Re-enable.
2785 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2787 * Makefile.in (flow.o): Depend on TREE_H.
2788 * basic-block.h (REG_SET_EQUAL_P): New.
2791 (free_regset_vector): Remove declaration.
2792 (flow_delete_insn_chain): Declare.
2793 (enum update_life_extent): New.
2794 (update_life_info, count_or_remove_death_notes): Declare.
2795 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2796 Verify register live at bb->global_live_at_start before adding USE.
2797 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2798 (CLEAN_ALLOCA): New.
2800 (PROP_*): New flags.
2801 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2802 (clear_edges): Zero n_edges.
2803 (make_edge): Increment n_edges.
2804 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2805 (flow_delete_insn_chain): Export.
2806 (delete_block): Decrement n_edges.
2807 (merge_blocks_nomove): Likewise.
2808 (life_analysis): Give life_analysis_1 PROP flags.
2809 (verify_wide_reg_1, verify_wide_reg): New.
2810 (verify_local_live_at_start): New.
2811 (update_life_info): Rewrite to call into propogate_block.
2813 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2814 always mark stack pointer. Conditionally mark PIC register.
2815 After reload, mark call-saved registers, return regsiters.
2816 (life_analysis_1): Accept PROP flags not remove_dead_code.
2817 Call mark_regs_live_at_end before zeroing regs_ever_live.
2818 Use calculate_global_regs_live. Copy global_live_at_end before
2819 calling final propagate_block. Zero reg_next_use on exit.
2820 (calculate_global_regs_live): New.
2821 (allocate_bb_life_data): Don't allocate bb->local_set.
2822 (init_regset_vector, free_regset_vector): Remove.
2823 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2824 Test flags before every operation. Warn if prologue/epilogue insn
2825 would have been deleted.
2826 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2827 Use alloc_EXPR_LIST.
2828 (mark_used_regs): Accept and use FLAGS, not FINAL.
2829 Remove special handling for RETURN.
2830 (try_pre_increment): Use alloc_EXPR_LIST.
2831 (dump_flow_info): Dump n_edges.
2832 (unlink_insn_chain, split_hard_reg_notes): Remove.
2833 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2834 (find_insn_with_note, new_insn_dead_notes): Remove.
2835 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2836 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2837 (replace_insns): Remove.
2838 (count_or_remove_death_notes): New.
2839 (verify_flow_info): Abort on error after all checks.
2840 (remove_edge): Decrement n_edges.
2841 (remove_fake_edges): Tweek format.
2842 * haifa-sched.c (schedule_insns): Use split_all_insns.
2843 * output.h (update_life_info): Remove declaration.
2844 * recog.c (split_all_insns): From the corpse of split_block_insns,
2845 do the whole function block by block. Use update_life_info.
2846 (recog_last_allowed_insn): New.
2847 (recog_next_insn): Mind it.
2848 (peephole2_optimize): Set it. Walk backwards through blocks.
2849 Use update_life_info.
2850 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2851 (split_all_insns): Declare.
2852 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2853 Use split_all_insns.
2855 * i386.md (or -1 peep2s): Disable.
2857 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2859 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2860 a single pattern. Scrap the 'd' versions as unnecessary.
2862 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2863 tablejump_mips162,tablejump_internal4): The operands to a
2864 label_ref must be VOIDmode.
2866 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2868 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2870 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2872 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2874 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2876 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2877 cache every function if ggc_p.
2879 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2881 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2882 instead of copy_rtx. Accept sequences that contain asm statements.
2883 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2884 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2885 orig_asm_operands_vector, copy_asm_operands_vector,
2886 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2888 * rtl.h (copy_insn, copy_insn_1): Declare.
2890 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2892 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2894 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2895 arguments to `current_file_function_operand'.
2897 * genrecog.c: Include hard-reg-set.h and resource.h in the
2898 generated output file.
2900 * real.c: Include tm_p.h.
2902 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2904 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2907 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2909 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2910 before the fctiwz insn.
2912 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2913 Mark Mitchell <mark@codesourcery.com>
2915 * tree.c (make_lang_type_fn): New funtion pointer.
2916 (make_lang_type): Call it.
2917 * tree.h (make_lang_type): Declare.
2918 (make_lang_type_fn): Likewise.
2919 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2921 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2923 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2924 make sure that HIGH instructions are copied into BASE_REGS.
2926 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2928 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2930 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2932 * c-decl.c (finish_struct): Use simpler method of
2933 removing elements of a singly-linked list.
2935 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2937 * alpha.md (peephole2's): Comment out peephole2's that generate
2940 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2942 * genrecog.c (add_to_sequence): Disable mode check for
2945 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2947 * ggc-simple.c (init_ggc): Set empty_string.
2949 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2951 * configure.in: Detect mmap. Add --with-gc=foo to select
2952 garbage collector; default to page if mmap available.
2953 * Makefile.in (GGC): Substitute.
2955 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2957 * c-decl.c (ggc_p): Enable.
2959 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2961 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2963 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2965 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2966 string for little-endian-data.
2968 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2970 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2971 case somebody tries to compile --enable-checking code with gcc
2974 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2976 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2979 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2981 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2982 * jump.c (jump_optimize_1): Document why.
2984 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2986 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2987 pointers and casts for `int_handler' and `quit_handler'.
2989 * flow.c (verify_flow_info, split_hard_reg_notes,
2990 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2991 remove_edge, remove_fake_successors): Add static prototypes.
2992 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2993 (mark_set_1): Initialize variable `regno'.
2994 (unlink_insn_chain): Likewise for variable `curr'.
2995 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2997 * loop.c (strength_reduce): Initialize variable
2998 `unrolled_insn_copies'.
2999 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3000 prototypes. Change these functions to take const PTR parameters
3001 to avoid prototype conflict when used as the comparson argument
3003 (check_dbra_loop): Initialize variable `comparison_val'.
3005 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3006 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3007 (find_valid_class): Initialize variable `best_class'.
3008 (find_reloads): Call memcpy, not bcopy.
3010 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3011 (hard_reg_use_compare): Don't needlessly cast away const.
3012 (reload_reg_class_lower): Likewise.
3013 (choose_reload_regs): Initialize variable `regno'.
3015 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3017 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3019 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3021 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3022 ({,d}discard): Add forward declarations. Declare parameter as
3024 (main_without_main): Explicitly declare return type to be int.
3025 (memcpy): Properly declare.
3027 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3028 building the trampoline support, declare malloc, free, and
3030 (__clear_cache): Mark arguments as potentially unused.
3032 * frame.c (toplevel): If inhibit_libc is defined, declare
3035 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3037 * flow.c (make_edge): Accept an optional 2D bitmap in which
3038 to cache edge existence. Update all callers.
3039 (make_label_edge, make_eh_edge): Pass through the edge cache.
3040 (make_edges): Provide the cache.
3042 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3044 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3046 (local_mbtowc): Change the type of variable `i' from int to size_t.
3048 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3049 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3051 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3053 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3054 after other includes that define the appropriate types. Include
3055 tm_p.h for getting user prototypes.
3056 * ggc-callbacks.c (toplevel): Ditto.
3057 * ggc-none.c (toplevel): Ditto.
3058 * gcc-page.c (toplevel): Ditto.
3059 * ggc-simple.c (toplevel): Ditto.
3061 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3062 Jonathan Larmour <jlarmour@cygnus.co.uk>
3064 * config/mips/mips.c (mips_move_2words): Split doubles if
3065 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3067 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3069 * genrecog.c (struct decision_test): New.
3070 (struct decision): Remove test-related members, sort the rest by size.
3071 (IS_SPLIT): Simplify.
3072 (new_decision, new_decision_test): New.
3073 (add_to_sequence): Use them. No special handling for args of
3075 (maybe_both_true): Renamed from not_both_true; return sense changed.
3076 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3077 of maybe_both_true and adjusted for decision_test.
3078 (position_merit): Remove.
3079 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3080 (merge_accept_insn): New, broken out of merge_trees.
3081 (merge_trees): Use them. No special case for c_test; no node
3082 splitting; use test type instead of position_merit.
3083 (factor_tests): New.
3084 (simplify_tests): New.
3085 (break_out_subroutines): Don't write code now.
3086 (find_afterward): New.
3087 (write_afterward, write_switch, write_cond): New.
3088 (write_action, is_unconditional): New.
3089 (write_node): New. Use them.
3090 (write_tree_1): Rewrite. Use the new functions above.
3091 (write_tree): Remove afterward processing.
3092 (write_subroutine): Simplify function variant emission.
3093 (write_subroutines): New.
3094 (same_codes, clear_codes): Remove.
3095 (same_modes, clear_modes): Remove.
3096 (write_header): New, broken out of main.
3097 (make_insn_sequence): Use new_decision and new_decision_test.
3098 (process_tree): New, broken out of main.
3099 (main): Adjust for merge_trees interface change.
3100 Don't #define operands in the output file.
3101 (record_insn_name): New, broken out of make_insn_sequence.
3102 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3103 (debug_decision): New.
3105 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3107 * resource.c (find_free_register): Mark class_str argument const.
3108 * resource.h: Update prototype to match.
3110 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3111 * i386.md: Give all anonymous insns names.
3113 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3115 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3118 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3120 * toplev.c (dbr_sched_time): Unconditional.
3121 (peephole2_time): New.
3122 (compile_file): Add pass numbers to all of the dump file suffixes.
3123 Dump peephole2_time. Don't dump times for non-applicable passes.
3124 (rest_of_compilation): Add pass numbers to dump file suffixes.
3125 Conditionalize calls to the scheduler.
3126 * invoke.texi: Update.
3128 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3130 * flow.c (make_edges): Fix insn iteration.
3131 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3132 (find_basic_blocks_1): Fix spelling mistake.
3134 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3136 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3137 always have side-effects. Use memset not bzero.
3138 (make_node): Likewise.
3140 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3142 * stmt.c (expand_anon_union_decl): When any of the elements of the
3143 union is addressable, so is the entire union.
3145 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3147 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3149 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3150 * bitmap.c (bitmap_operation): Return true iff TO changed.
3151 (bitmap_equal_p): New.
3152 (bitmap_bit_p): Tidy arithmetic.
3153 (debug_bitmap_file): Likewise.
3155 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3157 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3158 before cse2 instead of after.
3160 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3162 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3165 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3167 * cppinit.c (is_idchar initializer): Loosen tests to accept
3170 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3172 * mips.md: Define conditional move patterns for floating point
3173 operands and DI mode conditions.
3175 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3177 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3178 always have side-effects.
3180 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3182 * mn10200.c (asm_file_start): Fix typo.
3184 * cppinit.c (is_idchar initializer): Tighten tests for when
3185 to put the table into initialized memory.
3187 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3188 not an array of rtunion.
3189 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3190 * gcc-simple (ggc_free_rtvec): Similarly.
3192 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3195 * mbchar.h: Add missing #endif.
3197 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3198 (FPBIT, DPBIT): Define.
3200 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3202 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3204 * profile.c (instrument_arcs, output_gcov_string,
3205 tablejump_entry_p): Add static prototypes.
3206 (output_gcov_string): Constify a char*.
3208 * regmove.c (replacement_quality, fixup_match_2): Add static
3211 * resource.h (reg_dead_p): Add extern prototype.
3213 * rtl.c (trim_filename): Add static prototype.
3215 * scan-decls.c (skip_to_closing_brace): Likewise.
3217 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3218 (expand_end_case): Initialize variable `range'.
3219 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3221 * varasm.c (asm_emit_uninitialised): Add static prototype.
3222 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3225 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3227 * cpplib.c (if_directive_nameo): Add static prototype.
3229 * cse.c (cse_insn): Remove unused variable `p'.
3231 * except.c (create_rethrow_ref, push_entry,
3232 receive_exception_label, new_eh_region_entry, find_func_region,
3233 clear_function_eh_region, process_nestinfo): Add static prototypes.
3234 (get_reg_for_handler): Hide definition.
3235 (process_nestinfo): Initialize variable `extra_handlers'.
3237 * expr.h (expand_builtin_longjmp): Add extern prototype.
3239 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3241 * function.c (prepare_function_start): Likewise.
3242 (pop_function_context_from): Mark parameter `context' with
3244 (push_temp_slots_for_block, flush_addressof): Hide definition.
3246 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3247 solve_program_flow_graph, calculate_branch_probs,
3248 function_summary, main, fancy_abort): Add prototypes.
3250 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3251 (add_hash): Constify a char*.
3253 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3254 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3255 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3257 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3259 * lists.c (free_list, zap_lists): Likewise.
3261 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3263 * alias.c (nonlocal_reference_p): Add static prototype.
3265 * bitmap.c (bitmap_element_allocate): Prototype args in function
3268 * builtins.c (stabilize_va_list): Add static prototype.
3269 (expand_builtin_va_arg): Constify a char*.
3271 * c-lex.c (getch, put_back, extend_token_buffer_to,
3272 read_line_number, token_getch, token_put_back): Add static
3275 * c-parse.gperf (hash, is_reserved_word): Likewise.
3277 * cccp.c (is_dir_separator): Likewise.
3279 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3281 * graph.h: New file to prototype functions exported by graph.c.
3283 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3285 * graph.c: Include graph.h.
3287 * toplev.c: Likewise. Remove redundant prototypes.
3289 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3291 * invoke.texi: Removed duplicated description for -Q.
3293 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3295 * extend.texi: Grammar fix in __extension__ text.
3297 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3299 * md.texi (define_peephole2): New section.
3301 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3303 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3304 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3307 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3309 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3311 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3313 * i386.md (ffs expander): Emit Pentium friendly code for
3316 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3318 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3322 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3324 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3326 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3328 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3331 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3333 * md.texi (No Constraints): Delete section.
3334 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3335 * final.c (final_scan_insn): We always have register constraints.
3336 * genattrtab.c: Don't include "insn-config.h".
3337 (write_attr_case): We always have register constraints.
3338 * genconfig.c (register_constraint_flag): Delete.
3339 (walk_insn_part): Don't check whether we have register constraints.
3340 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3341 * genoutput.c (have_constraints): Delete.
3342 (main): Don't set it.
3343 (output_operand_data): We always have constraints.
3344 (scan_operands): Likewise.
3345 (compare_operands): Likewise.
3346 * local-alloc.c (block_alloc): We always have constraints.
3347 (requires_inout): Always compile this function.
3348 * recog.c (extract_insn): We always have constraints.
3349 (constrain_operands, reg_fits_class_p): Always compile these
3351 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3353 (struct insn_operand_data): Likewise.
3354 * regclass.c (regclass): We always have constraints.
3355 (record_reg_classes, copy_cost, record_address_regs,
3356 auto_inc_dec_reg_p): Always compile these functions.
3357 * regmove.c (regmove_optimize): We always have constraints.
3358 * reload.c (find_reloads): Likewise.
3359 * reload1.c (reload): Likewise.
3360 (reload_cse_simplify_operands): Likewise.
3361 * i860.c (output_delay_insn): Likewise.
3363 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3365 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3367 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3369 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3370 for the va_list record.
3372 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3374 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3377 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3379 * alias.c: Include insn-flags.h.
3380 * Makefile.in (alias.o): Update.
3382 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3384 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3385 to LTU and GEU. Handle more cases using sbb.
3387 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3389 * i386.md (truncatexfdf splitters): Do not use subreg.
3390 (fop XFmode patterns): Fix mode in operand testing.
3392 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3394 * jump.c (jump_optimize_1): Amend last change to test only the
3395 form of the operand, not the insn.
3397 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3398 not register_operand to determine when B may need preloading.
3400 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3402 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3403 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3404 (call-value patterns): Move to end of file.
3405 (*): Remove mode from label_ref in (pc) context.
3406 (movstrqi): Use memory not general_operand for BLKmode operands.
3407 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3408 to register_operand operands.
3409 (peep2 patterns): Convert from commented-out peephole patterns.
3411 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3413 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3414 to BUILT_IN_INIT_DWARF_REG_SIZES.
3415 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3416 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3417 expand_builtin_init_dwarf_reg_sizes.
3418 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3419 with __builtin_init_dwarf_reg_size_table.
3420 * dwarf2out.c (struct reg_size_range): Delete.
3421 (expand_builtin_init_dwarf_reg_sizes): New function.
3422 (expand_builtin_dwarf_reg_size): Delete.
3423 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3424 (expand_builtin_dwarf_reg_size): Don't declare.
3425 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3426 (dwarf_reg_size_table): New.
3427 (init_reg_size_table): New function.
3428 (copy_reg): Use dwarf_reg_size_table.
3429 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3432 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3434 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3435 Correctly build argument list to constructor and destructor functions.
3437 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3439 * c-tree.h (warn_float_equal): Declare.
3440 * c-decl.c (warn_float_equal): Define.
3441 (c_decode_option): Recognize -W[no-]float-equal.
3442 * c-typeck.c (build_binary_op): Conditionally warn
3443 about equality tests of floating point types.
3444 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3445 * invoke.texi: Add docs for -Wfloat-equal warning.
3447 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3449 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3450 generating RTL directly.
3451 * mips.h (INIT_TARGET_OPTABS): Likewise.
3452 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3454 * expr.h (init_mov_optab): Delete declaration
3456 * h8300.c (WORD_REG_USED): Update to avoid useless register
3457 saves in interrupt functions and functions which never return.
3459 * cse.c (struct set): Delete inner_dest_loc field.
3460 (cse_insn): Remove assignments to inner_dest_loc field.
3462 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3464 * ggc-page.c: Don't include <unistd.h> etc taken care of
3465 by "system.h". Include <sys/mman.h> afterward.
3467 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3469 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3472 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3474 * xcoffout.c (xcoffout_declare_function): Add documentation.
3475 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3476 TARGET_64BIT. Compare constant to -1, not bit pattern.
3477 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3478 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3481 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3483 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3485 (gen_inlined_enumeration_type_die): Do not abort if the type has
3486 not been writeen out.
3487 (gen_inlined_structure_type_die): Do not abort if the type has
3488 not been writeen out.
3489 (gen_inlined_union_type_die): Do not abort if the type has
3490 not been writeen out.
3491 (gen_tagged_type_instantiation_die): Do not abort if the type
3492 has not been written out.
3494 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3496 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3498 * reg-stack.c (straighten_stack): Copy hard reg set with
3501 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3503 * builtins.c (stabilize_va_list): Stabilize array type va_list
3504 to a pointer type, not the base record type.
3505 (expand_builtin_va_copy): Dereference the pointers explicitly;
3506 use the correct size for the copy.
3508 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3509 (rs6000_va_arg): Likewise.
3511 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3513 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3515 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3517 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3519 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3521 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3523 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3524 (init_ggc): Use it instead of a constant.
3525 (ggc_collect): Bound allocated_last_gc by it.
3527 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3529 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3532 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3534 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3535 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3537 * config/mips/openbsd.h: New, OpenBSD little endian target.
3538 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3539 * config/mips/xm-openbsd.h: New, OpenBSD host.
3541 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3543 * config/m68k/m68k.c (output_function_prologue,
3544 output_function_epilogue): Use
3545 current_function_uses_pic_offset_table instead of regs_ever_live
3546 to decide whether to save/restore pic register.
3547 (legitimize_pic_address): Don't modify regs_ever_live any more.
3549 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3551 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3552 * stor-layout.c (variable_size): Don't add sizes to the pending
3553 sizes list if x_dont_save_pending_sizes_p is set.
3555 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3557 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3558 for symbolic_operand().
3559 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3561 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3563 * combine.c (gen_rtx_combine): Add missing call to va_end().
3565 * final.c (asm_fprintf): Likewise.
3567 * genattrtab.c (attr_rtx): Likewise.
3569 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3571 * cse.c: Update comments.
3572 (cse_insn): When converting a conditional/computed jump into
3573 an unconditional jump, always make sure a BARRIER immediately
3574 follows the converted jump. Do not delete unreachable code.
3575 (cse_basic_block): Do not delete unreachable code.
3576 * toplev.c (rest_of_compilation): Move call to
3577 delete_trivially_dead_insns after the conditional call to
3580 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3582 * collect2.c (make_temp_file): Don't prototype.
3584 * gcc.c (make_temp_file): Likewise.
3586 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3588 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3590 * varasm.c (asm_emit_uninitialised): New function: Generate
3591 the assembler statements necessary to declare an uninitialised
3593 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3595 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3596 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3598 (assemble_variable): Use asm_emit_uninitialised to emit an
3599 uninitialised variable.
3601 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3603 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3604 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3605 <geoffk@cygnus.com>.
3607 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3609 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3610 * c-common.h (builtin_function): Don't declare.
3612 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3614 (pushdecl): Likewise.
3615 (finish_decl): Likewise.
3616 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3617 int. All callers changed.
3618 Set the builtin's DECL_BUILT_IN_CLASS.
3619 * tree.h (enum built_in_class): New.
3620 (enum built_in_function): Delete NOT_BUILT_IN.
3621 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3623 (DECL_SET_FUNCTION_CODE): Likewise.
3624 (DECL_BUILT_IN_CLASS): New macro.
3625 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3626 (struct tree_decl): Split builtin function code field into a
3628 (builtin_function): Declare.
3630 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3632 * optabs.c (init_traps): Fix typo in last change.
3634 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3636 * toplev.c (rest_of_decl_compilation): Update comment.
3638 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3640 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3641 in .sbss if appropriate.
3642 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3643 (SBSS_SECTION_ASM_OP): New macro.
3644 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3645 (EXTRA_SECTIONS): Add in_sbss.
3646 * config/mips/mips.h: Prototype sbss_section.
3648 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3650 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3653 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3655 * optabs.c (init_traps): Register trap_rtx as a GC root.
3657 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3659 * config/mips/mips.c (function_arg_pass_by_reference): Define
3660 unconditionally, since it's called unconditionally.
3662 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3664 * toplev.c (documented_lang_options): Add -fshort-wchar.
3665 * c-decl.c (c_decode_option): Likewise.
3666 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3668 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3669 * gcc.c (default_compilers): If -fshort-wchar,
3670 override __WCHAR_TYPE__.
3671 * tm.texi (C Dialect Options): Add -fshort-wchar.
3673 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3674 symbol for a variable.
3676 * cpplib.h (CPP_PREPROCESSED): New macro.
3677 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3678 we're seeing this input for a second time.
3680 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3682 * emit-rtl.c (init_emit_once): Initialize modes first.
3684 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3686 * config/i386/i386.c (pic_label_name): Change to char pointer.
3687 (global_offset_table): New variable.
3688 (load_pic_register): Fill global_offset_table if it hasn't
3689 already been done. Allocate pic_label_name dynamically.
3690 * ggc.h (empty_string): New variable.
3691 * ggc-simple.c (empty_string): Likewise.
3692 (init_ggc): Allocate empty_string and add as root.
3693 * stmt.c (digit_strings): New variable.
3694 (init_stmt): Add last_block_end_note as root. Allocate and
3695 initialize digit_strings.
3696 (expand_asm_operands): Use empty_string instead of string
3697 constant. Use digit_strings instead of string constants.
3698 * profile.c (init_arc_profiler): Allocate string with
3699 ggc_alloc_string instead of xmalloc.
3700 (output_func_start_profiler): Likewise.
3701 * c-typeck.c (digest_init): Check if init is error_mark_node.
3703 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3704 Richard Henderson <rth@cygnus.com>
3706 * ggc-page.c: New file.
3707 * Makefile.in (ggc-page.o): New.
3709 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3711 * invoke.texi: Document -fdelete-null-pointer-checks
3712 * toplev.c (flag_delete_null_pointer_checks): New.
3713 (f_options): Add entry for -fdelete-null-pointer-checks.
3714 (rest_of_compilation): Conditionalize null pointer check
3715 elimination on flag_delete_null_pointer_checks.
3716 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3718 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3720 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3721 copyright notice and special exception to GPL.
3723 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3725 * abi64.h (mips_function_value): Add prototype arguments.
3727 * mips-protos.h: New file with mips prototypes.
3729 * mips.c: Include "tm_p.h".
3730 (mktemp, lookup_name): Add prototype arguments.
3731 (extern_list, string_constant, mips_fill_delay_slot,
3732 mips_output_external, mips_output_external_libcall,
3733 mips_output_filename, mips_declare_object, function_prologue,
3734 mips_expand_prologue, function_epilogue, mips16_constant,
3735 build_mips16_function_stub, mips_output_conditional_branch):
3737 (mips_va_start): Remove unused variable `u'.
3738 (mips_va_arg): Cast value to unsigned when comparing against one.
3740 (save_restore_insns, mips_expand_prologue): Add missing arg in
3741 call to `large_int'.
3743 * mips.h: Move prototypes to mips-protos.h.
3744 (data_section, memory_address_p, rdata_section,
3745 readonly_data_section, simple_epilogue_p, text_section): Delete
3746 prototypes delcared elsewhere.
3747 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3749 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3751 * mips.md: Delete extra args in call to `mips_move_2words'.
3753 * xm-iris6.h (alloca): Add prototype argument.
3755 * genpeep.c: Include "tm_p.h" in generated output file.
3757 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3759 * basic-block.h (find_edge_index): Change parameters.
3760 * flow.c (verify_edge_list): Pass basic_block parameters to
3761 find_edge_index instead of integers.
3763 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3765 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3768 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3770 * gcc.1: Fix a formatting error.
3772 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3774 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3775 i786, mn10200, mn10300, pdp11, v850.
3777 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3779 * libgcc2.c (num_digits): Add prototype with
3780 __attribute__((const)).
3781 (__terminate): Add prototype.
3783 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3785 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3787 * alpha/alpha.c (print_operand): Fix type of `code'.
3788 (alpha_output_filename): Constify.
3789 * alpha/alpha.h: Move all function declarations ...
3790 * alpha/alpha-protos.h: ... here. New file.
3791 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3792 (SECTION_FUNCTION_TEMPLATE): Likewise.
3794 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3796 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3797 * expr.c (expand_expr): Likewise.
3798 (do_jump): Likewise.
3799 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3800 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3802 (enum can_compare_purpose): New.
3803 (can_compare_p): Adjust prototype.
3804 (prepare_cmp_insn, prepare_operand): Declare.
3805 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3806 * optabs.c (cmp_available_p): Deleted.
3807 (expand_abs): Pass ccp_jump to can_compare_p.
3808 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3809 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3810 Call can_compare_p rather than cmp_available_p.
3811 (prepare_operand): No longer static.
3812 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3813 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3814 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3815 sequence to use emit_cmp_and_jump_insns.
3816 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3818 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3820 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3821 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3822 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3823 (plus (reg) (const_int 0))
3824 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3826 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3828 * rs6000.c (expand_block_move): DImode loads and stores require
3829 word-aligned displacements. Increment address registers with
3830 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3832 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3834 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3835 is no name for the base type, rather than segfault. If we are
3836 writing out a complex integer type, use DW_ATE_lo_user.
3838 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3839 in one word or less (complex char, complex short, or on 64 bit
3840 systems complex float) to/from a hard register, copy it through
3841 memory instead of dying in gen_{real,imag}part. If we have a
3842 short complex type, prevent inlining since it allocates stack
3845 * tree.c (build_complex_type): If we are writing dwarf2 output,
3846 generate a name for complex integer types.
3848 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3850 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3851 * flow.c (remove_edge): Remove extra whitespace.
3852 (remove_fake_edges): Fix comment.
3853 (add_noreturn_fake_exit_edges): Use the correct name.
3855 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3857 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3858 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3859 (clean): Depend on INTL_CLEAN.
3860 (maintainer-clean): Adjust.
3862 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3864 * configure.in (AC_PREREQ): Bump to 2.13.
3865 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3867 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3869 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3871 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3873 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3874 (HAVE_STRINGIZE): Define.
3876 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3878 * c-parse.in: save and restore warn_pointer_arith on __extension__
3879 along with pedantic.
3880 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3881 Set the type of extension to itype rather than $<itype>1 kludge.
3882 * extend.texi (Alternate Keywords): Adjust documentation.
3883 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3885 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3887 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3888 most assembler templates.
3890 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3891 FP loads and stores.
3892 (following_call): Always return zero for the PA8000.
3893 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3894 FP loads and stores.
3895 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3897 * pa.h (BRANCH_COST): Define.
3899 * pa.md (return, return_internal): Use bve for PA2.0.
3901 * pa.md (fused multiply): Add variants which reduce height for the
3902 fused multiply, but which still generate 2 insns.
3903 (fnegabs): Similarly.
3905 * pa.md (subsi3): Turn into an expander. Create two anonymous
3906 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3907 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3909 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3911 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3913 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3914 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3916 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3919 * flow.c (record_active_eh_regions): Terminate loop after finding
3920 the last insn in the last basic block.
3922 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3924 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3926 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3928 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3930 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3932 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3933 splitting to not use output template.
3935 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3937 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3938 * config/c4x/c4x.c (c4x_va_start): New function.
3940 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3942 * genrecog.c (not_both_true): Handle correctly cases when called for
3943 tests with different positions in the insn.
3945 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3947 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3949 * system.h (HOST_PTR_PRINTF): ... to here.
3951 * mips-tfile.c: Don't include machmode.h.
3953 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3954 (mips-tfile.o): Don't depend on machmode.h.
3956 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3958 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3959 avoid conflicts with typedef struct `region' at the top level scope.
3961 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3963 * basic-block.h (basic_block): Add eh_beg, eh_end.
3964 * flow.c (entry_exit_blocks): Update.
3965 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3967 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3968 lists.c functions to allocate insn lists.
3969 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3971 (make_eh_edge): ... here. New.
3972 (move_stray_eh_region_notes): New.
3973 (record_active_eh_regions): New.
3974 (delete_unreachable_blocks): Split out block merging ...
3975 (try_merge_blocks): ... here. New.
3976 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3977 Dump debugging data.
3978 (merge_blocks_move_successor_nojumps): Likewise.
3979 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3981 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3983 * extend.texi (Bound member functions): Document unbound pmf
3986 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3988 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3989 has the EXIT_BLOCK as a dest.
3991 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3993 * flow.c (remove_edge): New function to remove an edge from the
3995 (remove_fake_successors): New function to remove fake successor edges.
3996 (remove_fake_edges): New function to remove all fake edges from the
3998 (add_fake_exit_edges): New function to add fake edges from all blocks
3999 with no successors to the exit block.
4000 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4001 prototypes for new functions.
4003 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4005 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4006 Use Pmode to determine whether to output .dword or .word.
4008 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4010 * tree.c (built_in_filename): New variable.
4011 (BUILT_IN_FILENAME): New macro.
4012 (init_tree_codes): Allocate built_in_filename.
4013 (make_node): Use built_in_filename instead of string constant.
4015 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4017 * configure.in: Add fr30 target.
4018 * configure: Regenerate.
4019 * config/fr30: New directory.
4020 * config/fr30/crti.asm: New file.
4021 * config/fr30/fr30.c: New file.
4022 * config/fr30/crtn.asm: New file.
4023 * config/fr30/fr30.h: New file.
4024 * config/fr30/fr30.md: New file.
4025 * config/fr30/lib1funcs.asm: New file.
4026 * config/fr30/t-fr30: New file.
4027 * config/fr30/xm-fr30.h: New file.
4029 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4031 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4032 BARRIER at the end of the successor, not the BARRIER before
4035 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4037 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4039 * stmt.c (any_pending_cleanups): Don't crash when
4040 current_function->stmt is unset.
4042 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4044 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4045 other initializations that may use it for relative offsets.
4047 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4049 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4050 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4051 * config/i386/sol2dbg.h: Removed.
4052 * config/i386/sol2gas.h: New file, to enable gas work-around.
4053 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4054 Don't use sol2dbg.h.
4055 * configure: Rebuilt.
4057 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4059 * invoke.texi (-fthis-is-variable): Remove documentation.
4061 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4063 * basic-block.h (compute_bb_for_insn): Declare.
4064 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4065 to use; set size of basic_block_for_insn directly.
4066 (find_basic_blocks): Update.
4068 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4070 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4072 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4074 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4075 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4077 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4079 * c-decl.c (c_decode_option): Extend comment.
4081 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4083 * toplev.c (progname): Make 'const char *'
4084 (flag_print_mem): Move out of main.
4085 (version_flag): Move out of main.
4086 (filename): Move out of main.
4087 (debug_args): Remove g prefix from options.
4088 (documented_lang_options): Remove cpplib specific options.
4089 (display_help): Add g prefix to debug options.
4090 (check_lang_option): Delete this function.
4091 (decode_d_option): New function: Decode -d... option.
4092 (decode_f_option): New function: Decode -f... option.
4093 (decode_W_option): New function: Decode -W... option.
4094 (decode_g_option): New function: Decode -g... option.
4095 (independent_decode_option): New function: Decode a language
4096 independent command line option.
4097 (main): Invoke lang_decode_option and then
4098 independent_decode_option on each command line option in
4101 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4103 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4104 * fold-const.c (fold_range_test): Do not try to fold the range
4105 test if the rhs or lhs has side effects.
4107 * basic-block.h (compute_flow_dominators): Declare.
4109 * gcse.c (alloc_code_hoist_mem): New function.
4110 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4111 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4112 (hoist_code, one_code_hoisting_pass): Likewise.
4113 (gcse_main): If optimizing for size, then hoist expressions
4114 computed in multiple dominated basic blocks.
4116 * gcse.c (invalid_nonnull_info): New function.
4117 (delete_null_pointer_checks): Likewise.
4118 * rtl.h (delete_null_pointer_checks): Declare.
4119 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4121 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4122 (merge-blocks_move_successor_nojumps): Likewise.
4123 (merge_blocks): Allow merging of some blocks, even if it requires
4124 physical movement of the blocks, but not if it requires new jumps.
4126 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4127 Callers and prototype changed.
4128 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4130 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4132 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4133 -YP when both -p and -pg are present. From i386/sol2.h.
4135 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4137 * Makefile.in (distclean): Delete tm_p.h.
4138 * configure.in: Create a new file, "tm_p.h", from a list in
4139 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4140 "i386/i386-protos.h".
4142 * alias.c: Include "tm_p.h".
4143 * c-typeck.c: Likewise.
4144 * calls.c: Likewise.
4146 * emit-rtl.c: Likewise.
4147 * explow.c: Likewise.
4148 * expmed.c: Likewise.
4150 * final.c: Likewise.
4152 * fold-const.c: Likewise.
4153 * function.c: Likewise.
4155 * global.c: Likewise.
4156 * haifa-sched.c: Likewise.
4157 * integrate.c: Likewise.
4159 * local-alloc.c: Likewise.
4161 * optabs.c: Likewise.
4162 * recog.c: Likewise.
4163 * reg-stack.c: Likewise.
4164 * regclass.c: Likewise.
4165 * regmove.c: Likewise.
4166 * reload.c: Likewise.
4167 * reload1.c: Likewise.
4168 * reorg.c: Likewise.
4169 * resource.c: Likewise.
4171 * stor-layout.c: Likewise.
4172 * toplev.c: Likewise.
4174 * unroll.c: Likewise.
4175 * genattrtab.c (main): Make generated file include "tm_p.h".
4176 * genemit.c (main): Likewise.
4177 * genoutput.c (main): Likewise.
4178 * genrecog.c (main): Likewise.
4180 * i386.h: Delete all prototypes.
4181 * i386.c: Include "tm_p.h".
4182 (ix86_attr_length_default): Call constant_call_address_operand
4183 with correct number of arguments.
4184 * i386-protos.h: New file.
4185 * i386.md (unnamed patterns): Call constant_call_address_operand
4186 with correct number of arguments.
4187 (exception_receiver): Call load_pic_register with correct number
4190 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4192 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4194 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4196 * rtl.h (insns_safe_to_move_p): New function.
4197 * loop.c (find_and_verify_loops): Use it.
4198 * rtlanal.c (insns_safe_to_move_p): Define it.
4200 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4202 * c-pragma.c: Include ggc.h.
4203 * Makefile.in (c-pragma.o): Update.
4205 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4207 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4208 (LIB_SPEC): Likewise.
4209 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4210 Reindent -YP/-p/-pg.
4211 Copied from config/sparc/sol2.h.
4213 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4215 * c-pragma.c (mark_align_stack): New.
4217 * c-pragma.h (init_pragma): Declare it.
4218 * c-lex.c (init_parse): Call it.
4220 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4222 * configure.in: Pick up thread library on Solaris/x86 just
4223 like on Solaris/sparc.
4224 * configure: Rebuilt.
4226 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4228 * rtl.h (global_rtx_index): New enum.
4229 (global_rtl): Change to array of rtx.
4230 (pc_rtx, cc0_rtx): Redefine accordingly.
4231 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4232 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4233 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4234 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4235 (const_int_rtx): Change to array of rtx.
4236 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4238 * emit-rtl.c (global_rtl): Change to array of rtx.
4239 (const_int_rtx): Change to aray of rtx.
4240 (gen_rtx_CONST_INT): Redefine accordingly.
4241 (init_emit_once): Allocate and initialize global_rtl. Likewise
4242 for const_int_rtx. Add both as GC roots.
4243 * genattrtab.c (global_rtl): Update declaration.
4245 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4247 * Makefile (USER_H): Add iso646.h back.
4249 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4251 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4252 zapping the LOG_LINKS of sched_before_next_call.
4254 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4255 * pa.c (insn_refs_are_delayed): Renamed from
4256 insn_sets_and_refs_are_delayed.
4258 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4260 * functiion.h (struct function): Add x_whole_function_mode_p.
4261 (retrofit_block): Declare.
4262 * function.c (retrofit_block): New function.
4263 (identify_blocks): Add assertions. Allow an incomplete set of
4264 block notes if we're still generating code for the function.
4265 * integrate.c: Include loop.h.
4266 (expand_inline_function): Call find_loop_tree_blocks to map block
4267 notes to blocks when in whole-function mode. Use retrofit_block
4268 to insert new BLOCKs for the inlined function, rather than
4270 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4271 * Makefile.in (integrate.o): Depend on loop.h.
4273 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4275 * tree.h (warn_about_unused_variables): Declare.
4276 * stmt.c (warn_about_unused_variables): New function, split out
4278 (expand_end_bindings): Here.
4280 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4282 * stmt.c (preserve_subexpressions_p): Don't crash when
4283 current_function->stmt is unset.
4285 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4287 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4288 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4289 (expand_start_target_temps): Use it.
4290 * except.c (expand_eh_region_start_for_decl): Likewise.
4291 * expr.c (expand_expr): Likewise.
4293 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4295 * fold-const.c (operand_equal_p): Pay attention to side effects.
4297 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4299 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4300 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4302 * tlink.c (scan_linker_output): Look for keywords before accepting
4303 a mangled name in quotes.
4305 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4307 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4308 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4310 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4312 * alpha.md: Revert Thu Nov 26 change that came in through the
4313 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4314 Avoid earlyclobber when possible.
4316 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4318 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4320 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4321 Define HAVE_ON_EXIT.
4323 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4325 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4326 CTYPE_CONV in all ctype macros.
4328 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4331 * cexp.y (initialize_random_junk): Likewise.
4333 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4335 * i370.c (handle_pragma): Likewise.
4337 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4339 * v850.c (override_options): Likewise.
4341 * doprint.c (_doprnt): Likewise.
4343 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4346 * fixinc/server.c (load_data): Likewise.
4348 * fold-const.c (real_hex_to_f): Likewise.
4350 * genattr.c (write_upcase, gen_attr): Likewise.
4352 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4353 write_upcase): Likewise.
4355 * genemit.c (print_code): Likewise.
4357 * genopinit.c (gen_insn): Likewise.
4359 * genpeep.c (print_code): Likewise.
4361 * genrecog.c (print_code): Likewise.
4363 * optabs.c (init_libfuncs): Likewise.
4365 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4367 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4369 (reemit_notes): Likewise.
4371 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4373 * ggc.h (ggc_root): Move to ggc-common.c.
4375 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4376 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4377 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4378 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4379 * ggc-common.c (ggc_root): Move from ggc.h.
4380 (roots): Declare, static.
4381 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4382 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4383 null or check/set mark bit.
4384 (ggc_mark_roots): New.
4385 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4387 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4389 * m32r.c: Include toplev.h.
4390 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4391 (gen_compare): Rename swap_p to must_swap to match uses.
4392 Add default abort case.
4393 (m32r_output_function_epilogue): Remove unused variables.
4394 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4395 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4396 define to empty parameter list. Update all uses.
4397 (predicate decls): Use enum machine_mode not int.
4398 * m32r.md (movsi): Call abort, not fatal_insn.
4399 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4401 1999-09-14 Andrew Haley <aph@cygnus.com>
4403 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4404 use $0 instead of 0.
4406 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4408 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4409 computation out of loop over hard regs.
4411 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4413 * function.c (identify_blocks): Don't shadow a variable in an
4415 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4416 pushdecl, or poplevel to build up the new BLOCK tree.
4417 (expand_inline_function): Likewise.
4418 (integrate_parm_decls): Likewise.
4420 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4422 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4424 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4426 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4427 * invoke.texi: Document this change.
4429 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4431 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4433 (mark_emit_status): Renamed from mark_emit_state.
4434 * except.c (mark_eh_status): Renamed from mark_eh_state.
4435 Check not null before marking.
4436 (free_eh_status): New.
4437 * expr.c (mark_expr_status, free_expr_status): New.
4438 * function.c (free_machine_status): New.
4439 (free_after_parsing): New.
4440 (free_after_compilation): Move bits to free_after_parsing; call
4441 free_eh_status, free_expr_status; zero the marked members of the
4443 (prepare_function_start): No can_garbage_collect.
4444 Call init_eh_for_function.
4445 (expand_dummy_function_end): Free up current_function state.
4446 (mark_function_status): Renamed from mark_function_state.
4447 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4448 * function.h (struct function): No can_garbage_collect.
4449 (free_machine_status, free_after_parsing): Declare.
4450 (free_eh_status, free_expr_status): Declare.
4451 * ggc.h (mark_expr_status): Declare.
4452 * stmt.c (free_stmt_status): Free the struct.
4453 (mark_stmt_status): Renamed from mark_stmt_state.
4454 (init_stmt): Don't call init_eh.
4455 (init_stmt_for_function): Don't call init_eh_for_function.
4456 * toplev.c (compile_file): Call init_eh.
4457 (rest_of_compilation): Free basic block info before ggc_collect.
4458 Call free_after_parsing; conditionally call free_after_compilation.
4459 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4460 Check not null before marking.
4461 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4463 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4465 * c-lex.c (yylex): Initialize warn.
4467 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4469 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4470 register when performing secondary reloads for the SAR register.
4472 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4474 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4475 (NOTE_BLOCK): New macro.
4476 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4477 * function.h (identify_blocks): Change prototype.
4478 * function.c (identify_blocks): Simplify.
4479 (reorder_blocks): Likewise.
4480 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4481 NOTE_INSN_BLOCK_{BEG,END}.
4482 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4483 the list of saved notes if the note isn't a
4484 NOTE_INSN_BLOCK_{BEG,END}.
4485 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4487 (reemit_notes): Adjust recreation of notes to reflect new saved
4489 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4490 printing a block note.
4491 * stmt.c (block_vector): Remove.
4492 (find_loop_tree_blocks): Simplify.
4493 (unroll_block_trees): Likewise.
4494 * tree.h (reorder_block): Change prototype.
4496 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4498 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4499 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4500 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4501 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4502 (atexit, exit): Simplify.
4503 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4504 * config/lots: Remove defns of HAVE_ATEXIT.
4506 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4508 * calls.c (precompute_arguments): Fix typo in comment.
4509 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4512 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4514 * dsp16xx.c (override_options): Fix typos in GC root registration.
4516 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4518 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4520 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4521 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4522 (CC1_SPEC): Likewise.
4524 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4526 * genattr.c (main): Add extern prototype. Call return, not exit.
4527 * genattrtab.c (main): Likewise.
4528 * gencheck.c (main): Likewise.
4529 * gencodes.c (main): Likewise.
4530 * genconfig.c (main): Likewise.
4531 * genemit.c (main): Likewise.
4532 * genextract.c (main): Likewise.
4533 * genflags.c (main): Likewise.
4534 * gengenrtl.c (main): Likewise.
4535 * genopinit.c (main): Likewise.
4536 * genoutput.c (main): Likewise.
4537 * genpeep.c (main): Likewise.
4538 * genrecog.c (main): Likewise.
4540 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4541 * genattrtab.c (get_insn_name): Likewise.
4542 * gencodes.c (get_insn_name): Likewise.
4543 * genconfig.c (get_insn_name): Likewise.
4544 * genemit.c (get_insn_name): Likewise.
4545 * genextract.c (get_insn_name): Likewise.
4546 * genflags.c (get_insn_name): Likewise.
4547 * genopinit.c (get_insn_name): Likewise.
4548 * genpeep.c (get_insn_name): Likewise.
4550 * gencheck.c (usage): Add static prototype.
4551 * genextract.c (print_path): Constify a char*.
4552 * genopinit.c (optabs): Likewise.
4553 * genoutput.c (operand_data, data, output_predicate_decls,
4554 compare_operands): Likewise.
4555 * genrecog.c (write_tree): Add default case in switch.
4557 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4559 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4561 * print-rtl.c (get_insn_name): Remove prototype.
4563 * toplev.h (progname): Declare const.
4565 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4566 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4567 dump_sched_info, dump_local_alloc, regset_release_memory,
4568 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4569 error_with_file_and_line, error_with_decl, error_for_asm, error,
4570 fatal, warning_with_file_and_line, warning_with_decl, warning,
4571 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4572 Remove redundant prototypes.
4574 (notice, check_lang_option, report_file_and_line, vnotice,
4575 mark_file_stack): Add static prototype.
4576 (set_fatal_function): Add prototype.
4577 (vnotice, report_file_and_line, set_fatal_function,
4578 check_lang_option): Constify a char*.
4579 (main): Prototype. Call return, not exit.
4581 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4583 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4585 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4587 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4589 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4591 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4593 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4594 behave as if it's zero in all cases.
4595 (expand_function_start): Adjust call to assign_parms.
4596 * tree.h (assign_parms): Adjust prototype.
4597 * objc/objc-act.c (hack_method_prototype): Adjust call to
4600 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4602 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4603 arg_pointer_rtx fixed if the argument pointer register is
4605 (NONZERO_BASE_PLUS_P): Likewise.
4607 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4609 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4610 match_insn2 to match_insn.
4611 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4613 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4615 * Makefile.in (USER_H): Remove va-foo.h.
4617 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4618 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4619 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4620 va-spur.h,va-v850.h}: Remove.
4622 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4624 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4625 (in_return_delay): Use it instead of match_insn.
4627 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4629 * config/alpha/va_list.h (va-alpha.h): Do not include.
4630 (__gnuc_va_list): Typedef as in varargs.h.
4632 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4634 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4635 DECL_LIVE_RANGE_RTL.
4637 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4639 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4640 not NOTE_BLOCK_NUMBER.
4641 (expand_eh_region_end): Likewise.
4642 (find_exception_handler_labels): Likewise.
4643 (scan_region): Likewise.
4644 (exception_optimize): Likewise.
4645 (update_rethrow_references): Likewise.
4646 (set_insn_eh_region): Likewise.
4647 * final.c (final_scan_insn): Likewise.
4648 * flow.c (make_edges): Likewise.
4649 * integrate.c (expand_inline_function): Likewise.
4650 * print-rtl.c (print_rtx): Likewise.
4652 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4654 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4655 terms of builtin functions and types.
4657 * mips.c (mips_build_va_list): New.
4658 (mips_va_start, mips_va_arg): New.
4659 * mips.h (BUILD_VA_LIST_TYPE): New.
4660 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4662 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4663 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4664 * sh.h (BUILD_VA_LIST_TYPE): New.
4665 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4667 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4669 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4670 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4671 (struct insn_data): Likewise with n_operands, n_dups,
4672 n_alternatives, output_format.
4673 * regclass.c (scan_one_insn): Cast n_operands to int before
4674 arithmetic inside comparison.
4676 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4678 * toplev.c (compile_function): Unconditionally emit nop.
4680 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4682 * haifa-sched.c (actual_hazard): Move declaration of variable
4683 `this_cost' into the scope where it is used.
4685 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4687 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4688 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4689 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4691 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4693 * jump.c (find_insert_position): Don't declare or define unless
4694 !HAVE_conditional_arithmetic.
4695 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4697 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4699 * recog.c (offsettable_address_p): Prototype function pointer.
4700 (preprocess_constraints): Call memset, not bzero.
4702 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4703 (gcc_obstack_init): Don't declare.
4704 (fix_sizetype): Add static prototype.
4705 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4706 (tree_cons): Call memset, not bzero.
4708 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4709 definition in macro ASM_WEAKEN_LABEL.
4710 (mark_const_hash_entry): Add static prototype.
4712 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4714 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4716 * unroll.c (find_common_reg_term, subtract_reg_term,
4717 loop_find_equiv_value): Add static prototypes.
4718 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4719 (copy_loop_body): Remove unreachable break statement.
4721 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4723 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4725 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4727 Undo some changes from the gcc2 merge:
4728 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4729 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4733 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4734 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4735 initialized float-int union if the value is a NaN.
4737 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4739 * gthr-win32.h: New file.
4741 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4742 shared as a valid attribute.
4743 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4744 * extend.texi: Document `shared' variable attribute.
4746 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4748 * configure.in: Handle --enable-threads on FreeBSD.
4749 * configure: Rebuit.
4751 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4753 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4755 * configure: Rebuilt.
4757 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4758 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4759 Rosimildo DaSilva <rdasilva@connecttel.com>
4761 * configure.in (m68k-*-rtemscoff*): Added.
4762 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4763 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4764 sparc-rtems configuration.
4765 * configure.in (sparc-*-rtemself*): Added.
4766 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4767 * config/i386/rtems.h: Added comment.
4768 * config/sparc/rtemself.h: New file.
4770 * configure.in (m68k-rtemself): Added.
4771 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4772 and DWARF_DEBUGGING_INFO.
4773 * config/m68k/crti.s: New file.
4774 * config/m68k/crtn.s: New file.
4775 * config/m68k/t-crtstuff: New file.
4776 * config/m68k/rtemself.h: New file.
4778 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4779 global ctor/dtor and C++ exception handling.
4780 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4781 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4783 * config/i386/t-rtems-i386: New File.
4785 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4787 * stmt.c (expand_end_case): Return right away if the case stack is
4790 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4792 * Makefile.in (version.c): Remove rule incorrectly brought in from
4795 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4797 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4798 * msdos/top.sed: Take into account a prepended $(SHELL) to
4800 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4802 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4804 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4806 * regmove.c (fixup_match_1): Don't change an unchanging register.
4807 (stable_but_for_p): Renamed to:
4808 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4809 Changed all callers.
4811 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4813 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4814 insn from BL2 is after the insn from BL.
4816 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4818 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4819 (struct insn_data): Merge `template' and `outfun' into `output'.
4820 Add `output_format'.
4821 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4822 (struct data): Remove `outfun'; add `output_format'.
4823 (name_for_index): Remove declaration.
4824 (output_insn_data): Handle output formats.
4825 (process_template): Emit the bare array for @.
4826 (gen_expand, gen_split): Set output_format to NONE.
4827 * output.h (get_insn_template): Declare.
4828 * final.c (get_insn_template): New.
4829 (final_scan_insn): Use it.
4830 * toplev.c (compile_file): Likewise.
4832 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4833 * i860/i860.c (output_delayed_branch): Likewise.
4834 (output_delay_insn): Likewise.
4836 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4838 * rtl.c (obstack_alloc_rtx): Removed.
4840 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4842 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4844 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4846 * i386.c (call_insn_operand): Reject const_int.
4847 (expander_call_insn_operand): Use call_insn_operand.
4849 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4851 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4853 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4855 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4856 Use DImode operation.
4858 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4860 * gcc.c: Include sys/resource.h.
4861 (report_times): New flag.
4862 (execute): If report_times is set, calculate and report the
4863 CPU time consumed by each subprocess.
4865 (rus, prus): New globals.
4866 (option_map): Add --time.
4867 (display_help): Document -time.
4868 (process_command): Set report_times if -time is given.
4869 Turn off -pipe if -time is given.
4871 * invoke.texi: Document new option -time.
4873 * configure.in: Check for getrusage. Check if we have to
4874 prototype getrusage.
4875 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4876 * configure: Regenerate.
4877 * config.in: Regenerate.
4879 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4881 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4884 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4886 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4887 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4888 (nan): Return _thenan_sf or _thenan_df as appropriate.
4889 (L_thenan_sf): Define _thenan_sf.
4890 (L_thenan_df): Define _thenan_df.
4892 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4893 (DPBIT_FUNCS): Add _thenan_df.
4895 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4897 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4900 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4902 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4905 (lang_specific_driver): Don't take a function pointer parameter.
4906 All callers changed.
4908 * gcc.c: Include gcc.h.
4909 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4910 lang_specific_extra_outfiles, fatal): Don't declare.
4911 (multilib_defaults_raw): Constify.
4912 (read_specs): Call memset, rather than bzero.
4913 (main): Call return, not exit.
4914 (lookup_compiler): Call memcpy, not bcopy.
4915 (fatal): Make extern.
4917 * cppspec.c: Include gcc.h.
4918 (lang_specific_driver): Initialize variable `quote'. Constify a
4919 char*. All calls to the function pointer parameter now
4920 explicitly call `fatal'.
4922 * gccspec.c (lang_specific_driver): Include gcc.h.
4924 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4926 * arm.c (note_invalid_constants): Use recog_data.operand_type
4929 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4931 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4934 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4935 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4936 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4937 reload_secondary_in_reload, reload_secondary_out_reload,
4938 reload_secondary_in_icode, reload_secondary_out_icode,
4939 reload_reg_rtx, reload_when_needed): Delete declarations.
4940 (struct reload): New structure.
4941 (rld): Declare new array.
4942 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4943 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4944 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4945 reload_secondary_in_reload, reload_secondary_out_reload,
4946 reload_secondary_in_icode, reload_secondary_out_icode,
4947 reload_reg_rtx, reload_when_needed): Delete definitions.
4949 (whole file): Replace uses of the deleted arrays with uses of rld.
4950 * reload1.c (whole file): Replace uses of the deleted arrays with
4952 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4953 explicit loops, not with bcopy.
4955 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4957 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4958 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4959 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4960 insn_name): Delete and consolidate into new structures.
4961 (insn_operand_predicate_fn): New.
4962 (insn_output_fn): New.
4964 (struct insn_operand_data): New.
4965 (struct insn_data): New.
4967 (OUT_FCN): Update for insn_data change.
4968 * builtins.c (expand_builtin_strlen): Likewise.
4969 (expand_builtin_memcmp): Likewise.
4970 * combine.c (make_extraction, simplify_comparison): Likewise.
4971 * cse.c (canon_reg, cse_insn): Likewise.
4972 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4973 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4974 (emit_store_flag): Likewise.
4975 * expr.c (convert_move, emit_block_move): Likewise.
4976 (clear_storage, emit_push_insn, expand_increment): Likewise.
4977 (do_store_flag): Likewise.
4978 * expr.h (GEN_FCN): Likewise.
4979 (insn_gen_function): Die.
4980 * final.c (final_scan_insn): Update for insn_data change.
4981 (output_asm_name): Likewise.
4982 * function.c (fixup_var_refs_1): Likewise.
4983 * loop.c (check_dbra_loop): Likewise.
4984 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4985 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4986 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4987 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4988 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4989 * regmove.c (gen_add3_insn): Likewise.
4990 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4991 (find_reloads, find_reloads_address_1): Likewise.
4992 (debug_reload_to_stream): Likewise.
4993 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4994 * stmt.c (expand_end_case): Likewise.
4995 * toplev.c (compile_file): Likewise.
4997 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4998 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5000 * print-rtl.c (insn_name_ptr): Remove declaration.
5001 (get_insn_name): Declare.
5002 (print_rtx): Use it.
5003 * genoutput.c (insn_name_ptr): Remove.
5004 (next_operand_number): New.
5005 (struct operand_data): New.
5006 (null_operand, odata, odata_end): New.
5007 (struct data): Use struct operand_data.
5008 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5009 (get_insn_name): Renamed from name_for_index.
5010 (output_prologue): Define NO_MD_PROTOTYPES.
5011 (output_predicate_decls): Break out from output_epilogue.
5012 Iterate over the operands list.
5013 (output_operand_data): Break out from output_epilogue. Emit
5014 just the operands list.
5015 (output_insn_data): Break out from output_epilogue. Emit just
5017 (output_epilogue): Remove.
5018 (output_get_insn_name): New.
5019 (constraints, op_n_alternatives, predicates, address_p): Die.
5020 (modes, strict_low, seen): Die.
5021 (scan_operands): Take new param `d' instead of writing to
5022 seven global variables.
5023 (compare_operands): New.
5024 (place_operands): New.
5025 (validate_insn_alternatives): Update for struct data change.
5026 (gen_insn): Don't zero or copy 7 global arrays. Update for
5027 scan_operands; call place_operands.
5028 (gen_peephole, gen_expand, gen_split): Likewise.
5029 (main): Update for new output routines.
5031 * genattr.c (insn_name_ptr): Remove.
5032 (get_insn_name): New function.
5033 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5034 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5035 * genrecog.c: Likewise.
5037 * alpha.md (adddi3): Make `pattern' array static.
5039 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5041 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5042 c4x_cpu_version_string): Constify char *.
5043 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5044 c4x_cpu_version_string): Likewise.
5046 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5048 * tree.c (save_tree_status): Revert 10 Sep change.
5049 (restore_tree_status): Likewise. Call obstack_free with NULL
5050 before freeing the obstack proper.
5052 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5054 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5056 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5057 surrounding context.
5059 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5061 * tree.c (type_hash_canon): Put all types in the hash-table, when
5064 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5066 * recog.h (struct recog_data, recog_data): New.
5067 (recog_foo variables): Kill.
5068 * recog.c (recog_operand, recog_operand_loc): Kill.
5069 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5070 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5071 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5072 (recog_data): Define.
5073 (extract_insn): Update all recog_foo references to use recog_data.
5074 (preprocess_constraints, constrain_operands): Likewise.
5075 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5076 * genattrtab.c (main): Likewise.
5077 * genextract.c (main): Likewise.
5078 * genoutput.c: Likewise.
5079 * genrecog.c (write_subroutine, main): Likewise.
5080 * local-alloc.c (block_alloc): Likewise.
5081 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5082 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5083 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5084 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5085 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5086 (reload_cse_simplify_operands): Likewise.
5088 * arc/arc.c (arc_final_prescan_insn): Likewise.
5089 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5090 * h8300/h8300.c (notice_update_cc): Likewise.
5091 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5092 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5093 * mn10200/mn10200.c (notice_update_cc): Likewise.
5094 * mn10300/mn10300.c (notice_update_cc): Likewise.
5095 * romp/romp.c (update_cc): Likewise.
5096 * sparc/sparc.c (check_pic): Likewise.
5097 * v850/v850.c (notice_update_cc): Likewise.
5099 * genemit.c (main): Don't declare recog_operand.
5101 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5103 * ggc.h (rtvec_def): Forward declare.
5104 (tree_node): Likewise.
5107 (ggc_set_mark_rtx): Add prototype.
5108 (ggc_set_mark_rtvec): Likewise.
5109 (ggc_set_mark_tree): Likewise.
5110 * ggc-simple.c (ggc_root): Don't define.
5111 (roots): Don't declare.
5112 (ggc_mark_rtx): Remove.
5113 (ggc_mark_rtvec): Likewise.
5114 (ggc_mark_tree): Likewise.
5115 (ggc_mark_varray): Likewise.
5116 (ggc_mark_tree_hash_table_entry): Likewise.
5117 (ggc_mark_tree_hash_table): Likewise.
5118 (ggc_set_mart_rtx): New function.
5119 (ggc_set_mark_rtvec): Likewise.
5120 (ggc_set_mark_tree): Likewise.
5121 (ggc_add_root): Remove.
5122 (ggc_add_rtx_root): Likewise.
5123 (ggc_remove_tree_root): Likewise.
5124 (ggc_add_string_root): Likewise.
5125 (ggc_add_tree_varray_root): Likewise.
5126 (ggc_add_tree_hash_table_root): Likewise.
5127 (ggc_del_root): Likewise.
5128 (ggc_mark_rtx_ptr): Likewise.
5129 (ggc_mark_tree_ptr): Likewise.
5130 (ggc_mark_string_ptr): Likewise.
5131 (ggc_mark_tree_varray_ptr): Likewise.
5132 (ggc_mark_tree_hash_table_ptr): Likewise.
5133 * ggc-common.c: New file.
5134 * Makefile.in (OBJS): Add ggc-common.o.
5135 (ggc-common.o): List dependencies.
5137 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5139 * cppalloc.c (xstrdup): Use memcpy.
5140 * cpperror.c (cpp_print_containing_files): Don't use
5142 * cpplib.c (conditional_skip): Set temp->lineno.
5143 (do_endif): Make error message less obscure.
5144 (if_directive_name): New function.
5145 (cpp_get_token [case EOF]): Unwind the if stack and generate
5146 error messages for each unterminated conditional in this file.
5147 (parse_string): Do not behave differently if -traditional.
5149 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5151 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5152 va_list decomposing to pointer-type.
5153 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5154 (rs6000_va_arg): Likewise.
5156 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5158 * except.c (start_dynamic_handler): Compute size using
5159 STACK_SAVEAREA_MODE.
5161 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5163 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5164 include directory headers. Don't define strrchr. Don't provide
5165 my_* replacement functions. Prefer PTR over `pointer_type'.
5166 Don't prototype system functions. Don't redefine getopt.
5168 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5169 safe_read, safe_write, save_pointers, restore_pointers,
5170 is_id_char, in_system_include_dir, directory_specified_p,
5171 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5172 find_corresponding_lparen, referenced_file_is_newer,
5173 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5174 process_aux_info_file, identify_lineno, check_source,
5175 seek_to_line, forward_to_next_token_char, output_bytes,
5176 output_string, output_up_to, other_variable_style_function,
5177 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5178 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5179 find_static_definition, connect_defs_and_decs, add_local_decl,
5180 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5181 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5182 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5183 scan_for_missed_items, edit_file, string_list_cons): Add static
5185 (standard_exec_prefix, target_machine, target_version,
5186 default_syscalls_dir, string_list, string_list_cons, find_file,
5187 do_cleaning): Constify a char*.
5188 (safe_read, safe_write): Use PTR, not a char*.
5189 (is_id_char): Take an int, not a char.
5190 (main): Add prototype. Call return, not exit.
5192 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5194 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5195 when comparing types.
5197 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5199 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5200 (strength_reduce): Release the varrays from the no-bivs early exit.
5202 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5203 the loop over the registers.
5205 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5207 (restore_tree_status): Check that instead when freeing the obstack.
5209 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5211 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5214 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5216 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5217 operand size modifiers.
5219 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5221 * c-common.c (c_common_nodes_and_builtins): Don't build
5223 * c-common.h (enum c_tree_index and related accesor macros): Remove
5224 everything now declared in tree.h.
5225 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5226 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5227 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5228 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5229 unsigned_type_node, ptr_type_node, va_list_type_node,
5230 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5231 (init_decl_processing): Call build_common_tree_nodes and
5232 build_common_tree_nodes_2 instead of building their nodes here.
5233 Don't add roots for these nodes.
5234 * stor-layout.c (size_zero_node, size_one_node): Delete.
5235 (set_sizetype): Make a new node for bitsizetype each time.
5236 * tree.c (global_trees): New variable.
5237 (init_obstacks): Add a gc root for it.
5238 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5239 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5240 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5241 (build_common_tree_nodes): New function.
5242 (fix_sizetype): New function.
5243 (build_common_tree_nodes_2): New function.
5244 * tree.h (enum tree_index): New.
5245 (global_trees): Declare.
5246 Add accessor macros for all nodes now moved to global_trees.
5247 Delete their declarations.
5249 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5251 * c-decl.c (finish_function): When processing a nested function,
5252 push and pop GC context around rest_of_compilation.
5254 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5256 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5257 Default ix86_arch to PROCESSOR_I386.
5258 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5259 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5260 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5261 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5262 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5263 (EXTRA_SPECS): Remove deleted specs.
5265 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5267 * function.c (assign_stack_local_1): Allocate from
5268 function->x_frame_offset, not frame_offset.
5270 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5272 * ggc.h (lang_cleanup_tree): Remove.
5273 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5274 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5276 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5277 TYPE_LANG_SPECIFIC when garbage collecting.
5278 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5279 (lang_cleanup_tree): Remove.
5281 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5283 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5284 * crtstuff.c: Not here.
5285 * dwarf2out.c: Or here.
5286 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5289 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5291 * function.h (free_after_compilation): Remove decl parameter.
5292 (free_varasm_status0: Likewise.
5293 (free_emit_status): Likewise.
5294 (free_stmt_status): Likewise.
5295 (free_after_compilation): Likewise.
5296 (init_lang_status): New variable.
5297 (free_lang_status): Likewise.
5298 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5299 * function.c (init_lang_status): New variable.
5300 (free_lang_status): Likewise.
5301 (push_function_context_to): Don't set function::decl here.
5302 (free_after_copmilation): Make decl parameter implicit. Call
5303 free_lang_status if defined.
5304 (prepare_function_start): Call init_lang_status if defined.
5305 (init_function_start): Set function::decl here.
5306 * profile.c (output_func_start_profiler): Don't call pushdecl
5307 until we've actually started the function.
5308 * stmt.c (free_stmt_status): Make decl parameter implicit.
5309 * toplev.c (rest_of_compilation): Don't pass decl to
5310 free_after_compilation.
5311 * varasm.c (free_varasm_status): Likewise.
5313 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5315 * except.c (call_get_eh_context): Add root when allocating static
5318 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5320 * arm.c: Include "ggc.h".
5321 (arm_add_gc_roots): New function.
5322 (arm_override_options): Call it.
5323 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5325 * arm.md (define_asm_attributes): Add a pool_range attribute.
5327 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5329 * extend.texi (Volatiles): New node.
5331 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5333 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5334 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5335 (struct ggc_any): Replace `mark' with `magic_mark'.
5336 (ggc_alloc_string): Use memcpy, not bcopy.
5337 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5338 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5339 (ggc_free_any): New.
5340 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5341 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5342 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5343 Use IS_MARKED. Use ggc_free_any.
5345 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5347 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5349 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5351 * toplev.c (main): Always init_ggc.
5353 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5355 * except.c (find_all_handler_type_matches): Free the list if
5356 we found no matches.
5358 * combine.c (SUBST): Break out to a real function do_SUBST.
5359 (SUBST_INT): Likewise.
5360 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5361 (pre_insert): Free `inserted'.
5362 * loop.c (basic_induction_var): Always set `location'.
5364 * function.c (expand_function_end): Add initial_trampoline as a root.
5365 * rtl.h (init_varasm_once): Declare.
5366 * toplev.c (compile_file): Call it.
5367 * ggc-simple.c (ggc_mark_string_ptr): New.
5368 (ggc_add_string_root): New.
5369 (ggc_collect): Disable collection avoidance temporarily.
5370 * ggc.h (ggc_add_string_root): Declare.
5371 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5372 * optabs.c (init_libfuncs): Likewise.
5373 * varasm.c (named_section): Use ggc_alloc_string.
5374 (make_function_rtl): Likewise.
5375 (make_decl_rtl): Likewise.
5376 (assemble_static_space): Likewise.
5377 (assemble_trampoline_template): Likewise.
5378 (output_constant_def): Likewise.
5379 (force_const_mem): Likewise.
5380 (mark_const_hash_entry): New.
5381 (mark_pool_sym_hash_table): New.
5382 (mark_varasm_state): Use it.
5383 (init_varasm_once): New.
5385 * expr.h (init_one_libfunc): Declare.
5386 * optabs.c (init_one_libfunc): New.
5387 (init_optabs): Use it.
5388 * config/gofast.h: Likewise.
5389 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5390 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5392 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5394 * Makefile.in (cppexp.o): Depend on cpphash.h.
5395 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5397 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5398 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5399 redefining poisoned identifiers, etc.
5400 (do_undef): Don't allow poisoned identifiers to be undefined.
5401 (do_pragma): Add #pragma poison.
5402 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5404 * cccp.c: Add T_POISON node type.
5405 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5407 (do_define): Generalise to handle poisoned definitions,
5408 redefining poisoned identifiers, etc.
5409 (do_undef): Don't allow poisoned identifiers to be undefined.
5410 (do_pragma): Add #pragma poison.
5411 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5413 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5414 * c-pragma.h: Add ps_poison state. We now always have generic
5417 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5419 * ggc.h (ggc_alloc): New function.
5420 (ggc_mark): Likewise.
5421 * ggc-simple.c (ggc_any): New structure.
5422 (ggc_status): Add anys.
5423 (n_anys_collected): New variable.
5424 (ggc_alloc): Define.
5425 (ggc_mark): Likewise.
5426 (ggc_collect): Collect the anys.
5428 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5430 * c-decl.c (mark_binding_level): Make static to match prototype.
5432 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5434 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5436 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5438 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5439 will use into account. Expand the max width to 5.
5442 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5444 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5447 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5449 * alpha.md (call value patterns): Remove the result predicates.
5451 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5453 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5456 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5458 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5459 changed from extern char *, to extern PTR. Also fix typo in
5460 NEED_DECLARATION_REALLOC test.
5462 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5464 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5466 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5467 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5468 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5469 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5471 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5473 * cccp.c (pcfinclude): Likewise.
5475 * global.c (allocno_compare): Likewise.
5477 * haifa-sched.c (rank_for_schedule): Likewise.
5479 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5481 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5483 * stupid.c (stupid_reg_compare): Likewise.
5485 * tree.c (_obstack_allocated_p): Likewise.
5487 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5489 1999-09-08 Bruce Korb autogen@linuxbox.com
5491 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5492 why "gperf -F" fails.
5493 * gcc/cp/Makefile.in: ditto
5494 * gcc/Makefile.in: ditto
5495 * gcc/java/Makefile.in: ditto
5497 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5499 * lists.c: Include ggc.h.
5501 (init_EXPR_INSN_LIST_cache): Install it.
5503 * ggc-simple.c (init_ggc): Absorb the old init.
5504 (ggc_push_context): Use xcalloc.
5505 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5506 (ggc_collect): Add [rvts] tags to the collection stats.
5508 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5510 * cccp.c (main): Fix handling of -include and -imacros options.
5512 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5514 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5516 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5518 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5521 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5523 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5524 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5525 and SET_DEST. Update comment.
5527 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5529 * config/c4x/c4x.c: Include ggc.h.
5530 (c4x_add_gc_roots): New function.
5531 (c4x_override_options): Call c4x_add_gc_roots.
5533 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5535 * defaults.h (TARGET_ESC): Move ...
5536 * system.h: ... here, where Linas had it in the first place. Silly me.
5538 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5540 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5541 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5542 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5543 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5544 * defaults.h (TARGET_ESC): Add default.
5546 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5548 * configure.in: add i370-*-openedition, i370-*-mvs and
5549 i370-*-linux targets
5551 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5553 * dsp16xxx.c: Include ggc.h
5554 (override_options): Mark GC roots.
5555 * mn10200.c: Include ggc.h.
5556 (asm_file_start): Mark GC roots.
5557 * tahoe.c: Include ggc.h.
5558 (extensible_operand): Mark GC roots.
5560 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5562 * README: Add section discussing status of ELF ABI.
5563 * i370.c: Fix misc spelling mistakes.
5564 (i370_label_scan): Updated notes, exception handling.
5565 (i370_function_prolog): Simplify ELF stack handling.
5566 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5567 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5568 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5569 * i370.md: (movdi): Add notes.
5570 (floatsidf2): Use stack not rtca for scratch float area.
5571 (iorsi3): Correct operand constraints.
5572 * x-oe: Restore TAROUTOPTS which are used by pax.
5574 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5576 * rs6000.c: Include ggc.h.
5577 (rs6000_add_gc_roots): New function.
5578 (override_options): Call it.
5580 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5582 * alpha.h (alpha_compare): New.
5583 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5584 * alpha.c: Likewise for the definitions.
5585 (alpha_emit_conditional_branch): Update for alpha_compare.
5586 (alpha_emit_conditional_move): Likewise.
5587 * alpha.md (cmpdf, cmpdi): Likewise.
5588 (setcc patterns): Likewise. Zero alpha_compare after use.
5589 (sne): Optimize (x != 0) into (0U < x).
5591 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5593 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5594 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5595 (INIT_EXPANDERS): Remove.
5596 * alpha.c: Include ggc.h.
5597 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5598 (alpha_init_machine_status, alpha_mark_machine_status): New.
5599 (override_options): Install them.
5600 (struct machine_function): Moved to alpha.h.
5601 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5602 (alpha_init_expanders): Remove.
5603 (alpha_return_addr): Adjust to use current_function->machine.
5604 (alpha_ra_ever_killed): Likewise.
5605 (alpha_expand_epilogue): Likewise.
5606 * alpha.md (eh_epilogue): Likewise.
5608 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5609 Melissa O'Neill <oneill@cs.sfu.ca>
5610 Geoffrey Keating <geoffk@cygnus.com>
5612 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5613 call-used registers (call-saved registers must still be contiguous
5614 and end with r31, of course).
5616 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5618 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5619 (self_promoting_type_p): Delete.
5620 (self_promoting_args_p): Move ...
5621 * c-common.c: ... here.
5622 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5623 (simple_type_promotes_to): New.
5624 * builtins.c (lang_type_promotes_to): New.
5625 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5626 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5627 * c-common.h: ... here.
5628 (self_promoting_args_p, simple_type_promotes_to): Declare.
5629 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5630 (grokdeclarator): Likewise.
5631 * tree.h (lang_type_promotes_to): Declare.
5633 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5635 Add some machine-dependent GC roots.
5636 * sparc.c: Include ggc.h.
5637 (sparc_add_gc_roots): New function.
5638 (mark_ultrasparc_pipeline_state): Likewise.
5639 (override_options): Call sparc_add_gc_roots.
5640 * pa.c: Include ggc.h.
5641 (pa_add_gc_roots): New function.
5642 (mark_deferred_plabels): Likewise.
5643 (override_options): Call pa_add_gc_roots.
5644 * mips.c: Include ggc.h.
5645 (mips_add_gc_roots): New function.
5646 (override_options): Use it.
5648 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5650 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5652 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5653 cpp_parse_expr): Add static prototypes.
5654 (parse_charconst): Don't cast away const-ness.
5655 (token): Constify a char*.
5657 * cppfiles.c (file_name_list, include_hash, find_include_file,
5658 finclude, initialize_input_buffer): Constify a char*.
5659 (file_cleanup, find_position): Add static prototypes.
5661 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5662 collect_expansion): Add static prototypes.
5663 (cpp_install, create_definition, monthnames): Constify a char*.
5665 * cpphash.h (cpp_install): Likewise.
5667 * cppinit.c (known_suffixes, default_include,
5668 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5669 (base_name, dump_special_to_buffer, initialize_dependency_output):
5670 Add static prototypes.
5672 * cpplib.c (my_strerror): Constify a char*.
5673 (null_underflow, null_cleanup, skip_comment, copy_comment,
5674 copy_rest_of_line, handle_directive, pass_thru_directive,
5675 get_directive_token, read_line_number, cpp_print_file_and_line,
5676 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5677 v_cpp_warning_with_line, detect_if_not_defined,
5678 consider_directive_while_skipping): Add static prototypes.
5679 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5680 cpp_pedwarn_with_file_and_line): Constify a char*.
5682 * cpplib.h (cpp_options, include_hash, progname, definition,
5683 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5684 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5685 find_include_file, deps_output, include_hash): Constify a char*.
5687 * cppmain.c (progname): Constify.
5688 (main): Add prototype. Use return, not exit.
5690 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5691 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5692 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5693 check_protection): Add static prototype.
5695 (progname, recognized_macrom, recognized_extern): Constify a char*.
5696 (main): Add prototype.
5698 * gen-protos.c (progname): Constify a char*.
5700 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5702 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5703 (init_emit_once): Add more GC roots.
5704 * except.c (mark_func_eh_entry): New function.
5705 (mark_eh_node): Mark false_label and rethrow_label.
5706 (init_eh): Add more GC roots.
5707 * function.c (free_after_compilation): Take decl as a paramter.
5708 Call free_stmt_status.
5709 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5711 * function.h (free_after_compilation): Change prototype.
5712 (free_varasm_status): Likewise.
5713 (free_emit_status): Likewise.
5714 (free_stmt_status): New function.
5715 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5716 Remove, replacing with ...
5717 (ggc_status): New structure.
5718 (ggc_chain): New variable.
5720 (ggc_push_context): New function.
5721 (ggc_pop_context): Likewise.
5722 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5723 (ggc_alloc_rtvec): Likewise.
5724 (ggc_alloc_tree): Likewise.
5725 (ggc_alloc_string): Likewise.
5726 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5727 (ggc_mark_tree): Give language-dependent code a chance to mark
5729 (ggc_mark_tree_varray): Handle empty arrays.
5730 (ggc_collect): Adjust for use of ggc_chain. Clear
5731 bytes_alloced_since_last_gc.
5732 * ggc.h (ggc_pop_context): New function.
5733 (ggc_push_context): Likewise.
5734 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5735 * stmt.c (free_stmt_status): New function.
5736 (init_stmt_for_function): Clear last_expr_value.
5737 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5738 Conditionalize call to ggc_collect.
5739 (main): Call init_ggc.
5740 * tree.c (push_obstacks): Do the push, even when GC'ing.
5741 (push_obstacks_nochange): Likewise.
5742 (pop_obstacks): Liekwise.
5743 * varasm.c (free_varasm_status): Take decl as a parameter.
5745 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5747 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5748 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5749 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5750 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5752 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5754 * pa/x-pa-mpeix: New file for the MPE port.
5756 * pa/quadlib.asm: New file for long double support.
5758 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5759 * configure: Rebuilt.
5761 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5763 * final.c (shorten_branches): Fix last change.
5765 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5767 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5769 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5771 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5774 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5776 * c-aux-info.c (concat): Don't define.
5778 * cccp.c (my_strerror): Likewise. All callers changed to use
5780 (do_include): Call xstrdup, not xmalloc/strcpy.
5781 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5782 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5784 * collect2.c (my_strsignal): Likewise. All callers changed to use
5786 (locatelib): Call xstrdup, not xmalloc/strcpy.
5788 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5790 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5792 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5794 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5796 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5798 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5800 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5802 (find_all_handler_type_matches): Likewise. Don't check return
5804 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5805 xmalloc, not malloc.
5806 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5808 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5809 (init_spec): Call xcalloc, not xmalloc/bzero.
5810 (set_spec): Call xstrdup, not save_string.
5811 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5812 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5813 (process_command): Call xstrdup, not save_string.
5814 (main): Call xcalloc, not xmalloc/bzero.
5816 * gcov.c (xmalloc): Don't define.
5817 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5818 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5819 (output_data): Call xcalloc, not xmalloc/bzero.
5821 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5823 * mips-tdump.c (xmalloc): Don't define.
5824 (print_symbol): Call xmalloc, not malloc.
5825 (read_tfile): Call xcalloc, not calloc.
5827 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5828 Don't define. All callers of xfree/my_strsignal changed to use
5829 free/strsignal instead.
5830 (allocate_cluster): Call xcalloc, not calloc.
5832 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5833 Fix memory leak, free allocated memory.
5835 * prefix.c (translate_name): Call xstrdup, not save_string.
5836 (update_path): Likewise.
5838 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5840 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5841 Don't define. Callers of xfree/savestring2 changed to use
5842 free/concat instead.
5844 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5845 (init_elim_table): Likewise.
5847 * resource.c (init_resource_info): Likewise.
5849 * stupid.c (stupid_life_analysis): Likewise.
5851 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5852 (open_dump_file): Call concat, not xmalloc/strcpy/...
5853 (clean_dump_file): Likewise.
5854 (compile_file): Call xstrdup, not xmalloc/strcpy.
5856 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5858 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5859 * v850.c (v850_va_arg): New.
5861 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5863 * haifa-sched.c: Tidy comments.
5865 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5867 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5868 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5869 $(out_object_file)): Depend on ggc.h.
5870 * c-common.c: Include "ggc.h".
5871 (combine_strings): If doing GC, use ggc_alloc_string.
5872 * c-decl.c: Include "ggc.h".
5873 (ggc_p): Define with value 0.
5874 (mark_binding_level): New function.
5875 (init_decl_processing): Add GC roots.
5876 (mark_c_function_context): New function.
5877 (lang_mark_false_label_stack): New function.
5878 (lang_mark_tree): New function.
5879 (lang_cleanup_tree): New function.
5880 * c-lang.c: Include "ggc.h".
5881 (lang_init): Call c_parse_init.
5882 * c-lex.c: Include "ggc.h".
5883 (check_linenum): If doing GC, don't copy filenames to permanent
5885 * c-parse.in: Include "ggc.h".
5886 (c_parse_init): New function.
5887 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5888 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5890 * except.c (mark_eh_state): Mark more state.
5891 * function.c (mark_function_state): Likewise.
5892 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5893 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5894 * toplev.c (mark_file_stack): New function.
5895 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5896 (main): Add root for input_file_stack.
5898 * i386.c: Include "ggc.h".
5899 (ix86_mark_machine_status): New function.
5900 (override_options): Set mark_machine_status.
5902 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5904 * tree.c (copy_node): Copy node contents also if doing GC.
5906 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5908 * collect2.c (scan_libraries): Fix double-thinko :-).
5910 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5912 * collect2.c (scan_libraries): Fix thinko.
5914 * cse.c (delete_trivially_dead_insns): Do not skip the last
5915 insn if it is a real insn.
5917 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5919 * Makefile.in (ggc-simple.o): Depend on hash.h.
5920 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5921 (ggc_mark_tree_varray): Likewise.
5922 (ggc_mark_tree_hash_table): Likewise.
5923 * ggc-simple.c: Include hash.h.
5924 (ggc_mark_tree_hash_table_ptr): New function.
5925 (ggc_mark_tree_hash_table_entry): Likewise.
5926 (ggc_mark_tree_hash_table): Likewise.
5927 (ggc_add_tree_hash_table_root): Likewise.
5928 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5929 rtx, when defining fields.
5931 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5933 * profile.c (output_func_start_profiler): Remove apparently
5934 nonsensical call to start_sequence.
5936 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5938 * clipper/clipper.c (clipper_va_start): Fix typos.
5940 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5941 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5942 (spur_va_arg): New stub.
5944 * configure.in: Comment out pyramid.
5946 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5948 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5949 don't conflict with the bits that win32, cygwin, and dgux
5952 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5953 Bernd Schmidt <bernds@cygnus.co.uk>
5955 * integrate.c (function_cannot_inline_p): Do not inline
5956 functions with forced labels.
5958 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5959 Bernd Schmidt <bernds@cygnus.co.uk>
5960 Mark Mitchell <mark@codesourcery.com>
5962 * Makefile.in (ggc-simple.o): Depend on varray.h.
5963 (rtl.o): Depend on ggc.h.
5964 (genattrtab.o): Depend on ggc.h.
5965 (print-tree.o): Likewise.
5966 (fold-const.o): Likewise.
5967 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5968 (make_insn_raw): Don't cache insns when GC'ing.
5969 (emit_insn_before): Likewise.
5970 (emit_insn_after): Likewise.
5971 (emit_insn): Likewise.
5972 (start_sequence): Use xmalloc to allocate the sequence_stack.
5973 (end_sequence): Add free to free it.
5974 (gen_sequence): Don't cache insns when GC'ing.
5975 (clear_emit_caches): Don't use sequence_element_free_list.
5976 (init_emit): Use xcalloc, not xmalloc+bzero.
5977 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5978 * function.c (pop_function_context_from): Use free to free the
5979 fixup_var_refs_queue.
5980 (put_reg_into_stack): Allocate it with xmalloc.
5981 * genattrtab.c: Include ggc.h.
5982 (operate_exp): Don't use obstack_free when GC'ing.
5983 (simplify_cond): Likewise.
5984 (simplify_text_exp): Likewise.
5985 (optimize_attrs): Likewise.
5986 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5988 (gencode): Generate a #include for ggc.h.
5989 * ggc-callbacks.c (ggc_p): Define it to zero.
5990 * ggc-none.c (ggc_p): Likewise.
5991 * ggc-simple.c: Include varray.h.
5992 (ggc_mark_tree_varray): New function.
5993 (ggc_add_tree_varray_root): Likewise.
5994 (ggc_mark_tree_varray_ptr): Likewise.
5995 * ggc.h (ggc_p): Declare.
5996 (varray_head_tag): Likewise.
5997 (ggc_add_tree_varray_root): Declare.
5998 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5999 inconsistencies when GC'ing.
6000 * rtl.c: Include ggc.h.
6001 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6002 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6003 (rtx_free): Don't call obstack_free when GC'ing.
6004 * toplev.c (rest_of_compilation): Call ggc_collect after every
6006 * tree.c (push_obstacks): Do nothing, if GC'ing.
6007 (pop_obstacks_nochange): Likewise.
6008 (pop_obstacks): Likewise.
6009 (make_node): Use ggc_alloc_tree when GC'ing.
6010 (copy_node): Likewise.
6011 (get_identifier): Use ggc_alloc_string when GC'ing.
6012 (build_string): Likewise.
6013 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6014 (tree_cons): Likewise.
6016 (type_hash_canon): Don't call obstack_free when GC'ing.
6018 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6020 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6021 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6023 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6024 Bernd Schmidt <bernds@cygnus.co.uk>
6025 Mark Mitchell <mark@codesourcery.com>
6027 * Makefile.in (stor-layout.o): Depend on ggc.h.
6028 (expr.o): Depend on ggc.h.
6029 (profile.o): Depend on ggc.h.
6030 (stor-layout.o): Depend on ggc.h.
6031 * emit-rtl.c (init_emit_once): Add gc roots.
6032 * expr.c: Include ggc.h.
6033 (emit_block_move): Add gc roots.
6034 (clear_storage): Likewise.
6035 * expr.h (init_stor_layout_once): New function.
6036 * profile.c: Include ggc.h.
6037 (init_arc_profiler): profiler_label is a root.
6038 * scan.c (make_sstring_space): Trust xrealloc to function
6039 correctly with first parameter NULL.
6040 * stor-layout.c: Include ggc.h.
6041 (set_sizetype): Add gc root.
6042 (init_stor_layout_once): New function.
6043 * toplev.c (compile_file): Call it.
6045 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6046 Bernd Schmidt <bernds@cygnus.co.uk>
6047 Mark Mitchell <mark@codesourcery.com>
6049 * Makefile.in (tree.o): Depend on ggc.h.
6050 (varasm.o): Likewise.
6051 (function.o): Likewise.
6053 (except.o): Likewise.
6054 (optabs.o): Likewise.
6055 (emit-rtl.o): Likewise.
6056 * emit-rtl.c: Include ggc.h.
6057 (sequence_element_free_list): Remove, and all references.
6058 (mark_sequence): New functions.
6059 (mark_emit_state): New function.
6060 * except.c: Include ggc.h.
6061 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6062 (mark_tree_label_node): New functions.
6063 (mark_eh_state): New function.
6064 * function.c: Include ggc.h.
6065 (mark_temp_slot, mark_function_chain): New functions.
6066 (mark_function_state): New function.
6067 (init_function_once): New function.
6068 * function.h (init_function_once): New function.
6069 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6070 * ggc.h (label_node): Declare.
6071 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6072 (lang_mark_false_label_stack): New function.
6073 (mark_temp_slot): Remove declaration.
6074 (mark_function_chain): Likewise.
6075 (mark_eh_state): Adjust prototype.
6076 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6078 * optabs.c: Include ggc.h.
6079 (mark_optab): New function.
6080 (init_optabs): Add gc roots.
6081 * stmt.c: Include ggc.h.
6082 (mark_cond_nesting, mark_loop_nesting): New functions.
6083 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6084 (mark_stmt_state): New function.
6085 * toplev.c (compile_file): Call init_function_once.
6086 * tree.c: Include ggc.h.
6087 (type_hash): Move declaration earlier in file.
6088 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6089 (init_obstacks): Add gc roots.
6090 (mark_type_hash): New function.
6091 * varasm.c: Include ggc.h.
6092 (mark_pool_constant): New function.
6093 (mark_varasm_state): New function.
6095 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6097 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6099 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6101 * c-decl.c (struct language_function): Renamed from struct c_function.
6103 (c_function_chain): Delete.
6104 (push_c_function_context): New arg F. Don't warn about nested
6105 functions here. Fill LANGUAGE elt of F. Delete code to update
6106 c_function_chain. Don't call push_function_context.
6107 (pop_c_function_context): New arg F. Restore from there instead of
6108 from c_function_chain. Don't call pop_function_context. Clear out
6109 LANGUAGE field of F when done.
6110 * c-lang.c: Include "function.h"
6111 (lang_init): Initialize save_lang_status and restore_lang_status.
6112 * c-parse.in (nested_function, nested_function_notype): Warn about
6113 nested functions. Call push_function_context/pop_function_context
6114 instead of the _c_ variants.
6115 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6117 * Makefile.in (c-lang.o): Update dependencies.
6119 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6120 regno_pointer_flag, regno_pointer_align.
6121 (gen_reg_rtx): Use xrealloc to enlarge them.
6122 (free_emit_status): New function.
6123 * function.c (mark_machine_status, mark_lang_status): New variables.
6124 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6125 in some bits from assign_stack_local. All callers changed to use new
6127 (assign_stack_local): Just call assign_stack_local_1.
6128 (free_after_compilation): New function.
6129 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6130 (trampoline_address): Likewise.
6131 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6132 (prepare_function_start): Explicitly clear some more variables.
6133 * function.h (struct function): New elt can_garbage_collect.
6134 (mark_machine_status, mark_lang_status): Declare variables.
6135 (free_after_compilation, free_emit_status, free_varasm_status,
6136 init_varasm_status): Declare functions.
6137 * toplev.c (rest_of_compilation): Call free_after_compilation when
6138 done with the current function.
6139 * varasm.c (free_varasm_status): New function.
6141 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6143 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6144 (EXPAND_BUILTIN_VA_ARG): Define.
6145 * sparc.c (sparc_va_start): New.
6146 (sparc_va_arg): New.
6148 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6150 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6152 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6154 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6156 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6158 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6160 (ggc-callbacks.o): New target.
6161 * ggc-callbacks.c: New file.
6163 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6165 * expr.h: Collapse individual optab and libfunc vars to arrays.
6166 (optab_index, libfunc_index): New enumerations.
6167 (optab_table, libfunc_table): New arrays.
6168 Add accessor macros for both.
6170 * optabs.c (optab_table, libfunc_table): New.
6171 Delete declarations for individual optab and libfunc vars.
6173 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6175 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6177 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6179 * Makefile.in (GGC, GGC_LIB): New.
6180 (HOST_RTL): Include ggc-none.o.
6181 (ggc-simple.o): New target.
6182 (ggc-none.o): Likewise.
6183 * tree.h (tree_common): Add gc_mark.
6184 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6185 (struct rtvec_def): Add gc_mark.
6186 * emit-rtl.c (global_rtl): Update static initializers to contain
6187 enough initializers.
6188 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6189 * toplev.c (gc_time): New variable.
6190 (all_time): New variable.
6191 (compile_file): Print gc time.
6192 (print_time): Calculate percentage of the whole.
6194 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6196 Change obstack memory management and varasm constant pool handling so
6197 that nested functions are treated like any other functions.
6198 * function.c (init_machine_status): New variable.
6199 (push_function_context_to): Set contains_functions for the outer
6200 function. Don't call save_varasm_status.
6201 (pop_function_context_from): Don't call restore_varasm_status. Don't
6202 set current_function_contains_functions.
6203 (prepare_function_start): Call init_varasm_status rather than
6204 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6206 * function.h (struct function) Add field varasm. Delete fields
6207 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6208 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6209 (init_machine_status): Declare.
6210 (save_varasm_status, restore_varasm_status): Delete declarations.
6211 (save_tree_status, restore_tree_status): Delete last argument.
6212 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6213 code. All callers changed.
6214 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6215 save_constants_in_decl_trees, restore_constants, save_constants,
6216 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6218 (inlining): New variable.
6219 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6220 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6222 (save_for_inline_nocopy): Don't save constants.
6223 Don't set inl_emit field in current_function.
6224 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6225 function. Set new variable inlining before
6226 calling copy_rtx_and_substitute.
6227 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6228 constant pool references if inlining is nonzero.
6229 Delete ADDRESS and (most of the) CONST cases.
6230 (output_inline_function): Save and restore current_function/
6231 current_function_decl. Delete restore_constants code. Don't call
6232 init_const_rtx_hash_table.
6233 * output.h (init_const_rtx_hash_table): Don't declare.
6234 * rtl.h (struct function): Declare.
6235 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6236 * toplev.c (rest_of_compilation): Don't treat nested functions or
6237 functions containing them specially. Delete all code to deal with
6238 save_for_inline_copying.
6239 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6240 inline_obstacks): Delete variables.
6241 (save_tree_status): Lose arg CONTEXT. All callers changed.
6242 Simply allocate a new function_maybepermanent_obstack for the new
6243 function, delete all the special cases.
6244 Don't save inline_obstacks.
6245 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6246 Delete special handling for function_maybepermanent_obstack; simply
6248 Don't restore inline_obstacks.
6249 (permanent_allocation): Delete code that frees inline_obstacks.
6250 (print_inline_obstack_statistics): Delete function.
6251 (dump_tree_statistics): Don't call it.
6252 * varasm.c (struct varasm_status): New.
6253 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6254 last_pool, pool_offset, const_double_chain): Delete global
6255 variables, replace with accessor macros.
6256 (immed_double_const): Don't walk const_double_chain outside a
6257 function, but don't treat nested functions specially anymore.
6258 (immed_real_const_1): Likewise.
6259 (clear_const_double_mem): Don't treat nested functions specially.
6260 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6261 (save_varasm_status, restore_varasm_status): Delete functions.
6262 (init_varasm_status): New function.
6263 (force_const_mem): Don't treat nested functions specially.
6264 (find_pool_constant): Accept new arg F, search for constants in
6265 that function's pool rather than the current one. All callers
6267 (get_pool_constant_for_function, get_pool_mode_for_function): New
6270 * i386.c (init_386_machine_status): New function, mostly from
6271 clear_386_stack_locals.
6272 (struct machine_functions): Rename element names to avoid name
6274 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6275 macros, replacing global variables.
6276 (clear_386_stack_locals, save_386_machine_status,
6277 restore_386_machine_status): Delete functions.
6278 (override_options): Initialize init_machine_status.
6279 * i386.h (INIT_EXPANDERS): Delete macro.
6280 (save_386_machine_status, restore_386_machine_status,
6281 clear_386_stack_locals): Delete declarations.
6283 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6285 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6286 (doloop_begin): Simplify pattern and use emit_jump_insn.
6287 (doloop_end): Simplify pattern, switch operand order,
6288 and use emit_jump_insn.
6290 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6292 * function.h (struct function): Add new element LANGUAGE.
6293 (save_lang_status): Declare new variable.
6294 (restore_lang_status): Likewise.
6295 * function.c (save_lang_status): Define.
6296 (restore_lang_status): Likewise.
6297 (push_function_context_to): Call language-specific save function.
6298 (pop_function_context_from): Call language-specific restore function.
6300 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6302 * i386.md (movsf_1): Check REG_P before use of REGNO.
6303 (movdf_1): Likewise.
6304 (movxf_1): Likewise.
6305 (extendsfdf2): Likewise.
6306 (extendsfxf2): Likewise.
6307 (extenddfxf2): Likewise.
6309 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6311 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6312 constants into memory.
6313 (c4x_shiftable_constant): New function.
6314 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6315 (c4x_shiftable_constant): Declare.
6316 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6317 ashlqi3_noclobber): Add new patterns and associated splitters.
6319 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6321 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6322 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6323 * final.c (shorten_branches): Likewise.
6324 * global.c (global_alloc): Likewise.
6325 * haifa-sched.c (build_control_flow): Likewise.
6326 * stmt.c (check_for_full_enumeration_handling): Likewise.
6327 (estimate_case_costs): Likewise.
6329 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6331 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6333 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6335 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6336 (recompute_reg_usage): Likewise.
6337 * rtlanal.c (find_regno_fusage): Likewise.
6339 * rtl.c (rtl_check_failed_code1): New function.
6340 (rtl_check_failed_code2): New.
6341 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6342 (RTL_CHECKC1, RTL_CHECKC2): New.
6343 (XC*): New accessor macros.
6344 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6345 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6346 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6347 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6348 (TRAP_*, RANGE_INFO_*): Likewise.
6350 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6352 * Makefile.in (tlink.o): Don't depend on toplev.h.
6354 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6355 output_file, nm_file_name, ldd_file_name, strip_file_name,
6356 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6357 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6358 fork_execute, maybe_unlink, add_to_list,
6359 extract_init_priority, write_list, dump_list,
6360 dump_prefix_list, write_list_with_asm, write_c_file,
6361 write_c_file_stat, write_c_file_glob, scan_prog_file,
6362 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6363 ignore_library, extract_string, notice, dump_file, target_machine,
6364 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6365 read_file, print_load_command): Constify a char*.
6366 (fdopen, error, fatal, fatal_perror): Don't prototype.
6367 (my_strerror): Remove. All callers use xstrerror instead.
6368 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6369 (main): Add prototype. Constify lots of char* ptrs. Change calls
6370 to xcalloc/strcpy/strcat/... to one call to concat.
6371 (main, scan_prog_file, scan_libraries): Use an intermediate
6372 `const char **' to build an argv array.
6373 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6375 * collect2.h (collect_execute, collect_wait, dump_file,
6376 file_exists): Constify a char*.
6377 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6378 temporary_firstobj, vflag, debug): Add extern declarations.
6379 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6381 * tlink.c: Don't include toplev.h.
6382 (vflag, debug, ldout, c_file_name, temporary_obstack,
6383 permanent_obstack, temporary_firstobj): Don't declare.
6384 (tlink_execute, frob_extension, symbol_hash_lookup,
6385 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6386 recompile_files, read_repo_files, demangle_new_symbols,
6387 scan_linker_output): Constify a char*.
6388 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6389 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6391 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6393 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6394 (relative) rather than jsr (absolute) subroutine call insns.
6395 * config/m68k/m68k-coff.h: Ditto.
6397 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6399 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6400 now rework these too.
6401 (arm_reorg): If an insn can't reach the end of the current pool,
6402 ensure that we emit that pool before the insn.
6404 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6406 * tlink.c (scan_linker_output): Skip the initial underscore in
6407 a mangled name if appropriate.
6409 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6411 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6412 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6413 error_with_ivar, gen_declarator, create_builtin_decl,
6414 my_build_string, generate_descriptor_table, generate_ivars_list,
6415 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6416 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6417 dump_base_name, lang_decode_option, build_encode_expr,
6418 start_class, finish_class, encode_pointer, really_start_method,
6419 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6421 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6422 Add static prototypes.
6423 (build_objc_string_decl, build_selector_reference_decl,
6424 encode_bitfield, build_class_reference_decl): Remove unused
6425 parameter, all callers changed.
6426 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6427 (objc_printable_name): Likewise. Change second parameter to type int.
6428 (init_objc): Use memcpy, not bcopy, to avoid casts.
6430 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6432 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6433 reg notes on a deleted insn.
6434 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6436 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6438 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6440 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6442 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6445 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6447 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6448 * tm.texi (MD_ASM_CLOBBERS): Document it.
6450 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6452 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6453 * except.c (expand_rethrow): Remove unused variable.
6454 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6455 * flow.c (replace_insns): Likewise.
6456 (create_edge_list, verify_edge_list): Likewise.
6457 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6459 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6460 is special code to run.
6461 (main): Don't define operands to emit_operand.
6462 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6464 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6466 * alpha/alpha.h (normal_memory_operand): Declare.
6467 (reg_no_subreg_operand): Declare.
6468 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6470 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6472 * c-parse.in (compstmt_primary_start): New, broken out of first
6473 part of compstmt handling in primary.
6474 (primary): Use it. Add an error clause.
6475 (compstmt_nostart): Renamed from compstmt; remove all
6476 initial invocations of compstmt_start.
6479 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6481 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6484 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6486 * combine.c (simplify_shift_const): Remove extra semicolon.
6487 * dwarf2out.c (remove_AT): Likewise.
6488 * expmed.c (expand_mult): Likewise.
6489 * gcov.c (create_program_flow_graph): Likewise.
6490 * reorg.c (mostly_true_jump): Likewise.
6492 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6494 * fold-const.c (fold_range_test): Do not try to fold the range
6495 test if the rhs or lhs has side effects.
6497 * combine.c (simplify_rtx): Recognize another case of a synthesized
6500 * varasm.c (mark_constant_pool): When marking indirect references,
6501 only look at SYMBOL_REFs.
6503 * except.c (expand_fixup_region_end): Do not peek at
6504 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6506 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6508 * flags.h: New variables align_loops, align_loops_log,
6509 align_jumps, align_jumps_log, align_labels, align_labels_log,
6510 align_functions, align_functions_log.
6511 * toplev.c: Define them.
6512 (f_options): Handle -falign-* when they have no argument.
6513 (main): Add logic to set variables for -falign-functions,
6514 -falign-jumps, -falign-labels, -falign-loops.
6515 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6516 (display_help): Change help to match options.
6517 * final.c (LABEL_ALIGN): Default to align_labels_log.
6518 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6519 (LOOP_ALIGN): Default to align_loops_log.
6520 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6521 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6522 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6523 * varasm.c (assemble_start_function): Handle align_functions.
6525 * config/sparc/sparc.h: Don't declare sparc_align_*.
6526 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6527 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6529 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6531 * config/sparc/sparc.c: Delete sparc_align_loops,
6532 sparc_align_jumps, sparc_align_funcs and the corresponding string
6534 (sparc_override_options): Default align_functions on ultrasparc.
6535 Delete -malign-* handling.
6537 * config/mips/mips.c (override_options): On 64-bit targets,
6538 try to align code to 64-bit boundaries.
6539 (print_operand): New substitution, %~,
6540 which aligns labels to align_labels_log.
6541 * config/mips/mips.md (div_trap_normal): Use %~.
6542 (div_trap_mips16): Likewise.
6547 (ashldi3_internal): Likewise.
6548 (ashrdi3_internal): Likewise.
6549 (lshrdi3_internal): Likewise.
6550 (casesi_internal): Likewise.
6552 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6554 Merge new ia32 backend from the branch!
6556 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6557 See ChangeLog.P2 on new_ia32_branch for details.
6559 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6560 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6561 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6562 * i386/gas.h (ASM_FILE_START): Define.
6563 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6564 for name change of ix86_valid_decl_attribute_p.
6565 (i386_pe_valid_type_attribute_p): Similarly.
6567 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6569 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6570 to step through CC modes.
6572 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6574 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6575 it would end up in the shadow of a live flags regsiter.
6577 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6579 * reload1.c: Fix many indentation problems.
6580 * reload.c: Likewise.
6582 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6584 * alias.c (non_local_reference_p): Constify fmt.
6586 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6588 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6590 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6592 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6593 the internal_arg_pointer.
6595 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6597 Merge peephole2 from new_ia32_branch:
6598 * Makefile.in (STAGESTUFF): Add *.peephole2.
6599 (mostlyclean): Likewise.
6600 (recog.o): Depend on resource.h.
6602 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6603 (final_scan_insn): Likewise for the invocation of peephole.
6604 * genconfig.c (main): Look for peephole and peephole2 patterns.
6605 Emit HAVE_peephole* accordingly.
6606 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6607 * flags.h (flag_peephole2): Declare.
6608 * toplev.c: New pass peephole2. New flag -fpeephole2.
6610 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6611 * gencodes.c (main): Likewise.
6612 * genextract.c (main): Likewise.
6613 * genoutput.c (main): Likewise.
6614 * genemit.c (max_operand_1): Look for the max scratch operand.
6615 (gen_rtx_scratch): New.
6616 (gen_exp): Use it, and pass on new arg subroutine_type.
6617 (gen_expand): Take max scratch into account.
6618 (gen_split): Emit peephole2 functions.
6619 (output_peephole2_scratch): New.
6620 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6621 * genrecog.c (routine_type): Add PEEPHOLE2.
6623 (make_insn_sequence): Match outer parallel for peep2. Discard
6624 top level scratches and dups.
6625 (add_to_sequence): New args insn_type and top. Update all callers.
6626 Handle toplevel peep2 matching insns.
6627 (write_subroutine): Handle peep2.
6628 (write_tree_1): Likewise.
6629 (write_tree): Likewise.
6631 (change_state): New arg afterward. Update all callers.
6632 Handle matching separate insns.
6633 * recog.c (recog_next_insn): New.
6634 (peephole2_optimize): New.
6635 * rtl.def (DEFINE_PEEPHOLE2): New.
6636 * resource.c (find_free_register): New argument last_insn. Use it
6637 to find a register available through the entire span.
6638 * resource.h (find_free_register): Update prototype.
6640 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6642 * i386.c (output_strlen_unroll): Don't write xops[7]
6643 label if it wasn't set.
6645 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6647 * cpplib.c (struct directive): Const-ify name pointer and
6648 function pointer prototype.
6649 (validate_else, do_define, do_line, do_include, do_undef,
6650 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6651 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6652 do_warning): Const-ify second arg.
6653 (directive_table): Mark const. Reorder entries by frequency
6654 of usage, record statistics.
6656 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6658 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6659 bounds- check RTL accesses if --enable-checking.
6660 (RTVEC_ELT): Bounds check if --enable-checking.
6661 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6662 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6663 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6665 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6666 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6668 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6669 (NOTE_SOURCE_FILE): Use X0STR.
6670 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6671 MEM_ALIAS_SET): Use X0INT.
6672 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6673 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6675 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6676 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6677 (rtl_check_failed_bounds, rtl_check_failed_type1,
6678 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6680 (fancy_abort): Fix comment.
6682 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6683 (cse_insn): Decrement LABEL_NUSES for jump target before
6685 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6686 * final.c (alter_subreg): Compute regno before changing x to
6687 REG; set REGNO(x) after changing it.
6688 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6689 notes containing CONST_INTs.
6690 (delete_eh_regions): Use NOTE_EH_HANDLER.
6691 * function.c (put_reg_into_stack): Make reg a MEM before
6693 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6695 (gen_mem_addressof): Make reg a MEM before initializing it.
6696 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6698 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6699 deleting an insn, not after.
6700 (block_alloc): Only look at PATTERN(insn) if we have to, and
6701 only if it's format class 'i'.
6702 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6703 CONST_INT before using its INTVAL.
6704 * print-rtl.c (print_rtx): Use X0STR.
6705 * regmove.c (fixup_match_1): Don't look at PATTERN of
6706 non-class-'i' insn chain elements.
6707 * reload.c (loc_mentioned_in_p): Take address of
6708 in->fld[1].rtx directly.
6709 * reload1.c (reload): Change reg to a MEM before initializing
6711 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6713 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6715 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6717 * config/mips/mips.c (machine_dependent_reorg): Force a
6718 barrier to output the local constant pool if a barrier hasn't
6719 been found at a natural point in the instruction stream.
6721 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6723 * c-parse.in (language_string): Constify.
6725 * dwarf2out.c (language_string): Remove declaration.
6727 * dwarfout.c (language_string): Likewise.
6729 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6731 * tree.h (language_string, init_parse, finish_parse): Declare.
6733 * i386/sun386.h (language_string): Remove declaration.
6735 * mips.h (language_string): Likewise.
6737 * nextstep.h (language_string): Likewise.
6739 * nextstep21.h (language_string): Likewise.
6741 * rs6000.c (language_string): Likewise.
6743 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6745 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6746 (getpwd.o): Remove target.
6748 * getpwd.c: Delete file. Its in libiberty now.
6750 * dbxout.c (getpwd): Don't prototype.
6751 * dwarf2out.c (getpwd): Likewise
6752 * dwarfout.c (getpwd): Likewise
6753 * final.c (getpwd): Likewise.
6754 * protoize.c (getpwd): Likewise.
6756 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6758 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6760 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6762 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6765 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6767 * fixinc/Makefile.in (subdir): New.
6768 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6771 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6773 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6774 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6777 * invoke.texi: Fix typo.
6779 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6780 changed. Handle autoincrement addressing modes.
6782 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6783 just like we would the virtual incoming args register when
6786 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6788 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6789 path, in .file directive.
6791 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6793 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6796 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6798 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6801 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6803 * tree.c (tree_code_name): Constify a char*.
6805 * tree.h (tree_code_name, decl_printable_name): Likewise.
6807 * function.h (struct function): Likewise.
6809 * toplev.c (decl_name, decl_printable_name): Likewise.
6811 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6813 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6814 (init_objc): Remove function pointer cast.
6816 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6818 * pa.md (interspace_jump): New pattern.
6819 (builtin_longjmp): New expander.
6821 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6823 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6824 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6825 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6827 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6829 * jump.c (delete_prior_computation): Also check calls
6830 to constant functions. Don't bother checking for a
6831 REG_UNUSED note before adding it.
6832 (delete_computation): Handle multi-word hard registers
6833 when synthesizing missing REG_DEAD notes for a register
6834 which is both set and used by an insn.
6836 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6838 * loop.c (this_loop_info): New variable.
6839 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6840 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6842 (prescan_loop, strength_reduce): New argument loop_info. All callers
6844 (scan_loop): New variable loop_info, initialise to address of
6846 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6847 Delete variable loop_has_multiple_exit targets and replace with
6848 field in this_loop_info.
6849 (find_and_verify_loops): Rename this_loop to this_loop_num.
6850 (strength_reduce): Delete loop_iteration_info. Replace variable
6851 loop_info with function argument of same name.
6852 (insert_bct): Rework test for loop being completely unrolled.
6854 * loop.h (struct loop_info): New fields num, loops_enclosed,
6855 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6856 has_indirect_jump, and cont. Redefine use of unroll_number.
6857 (loop_unroll_number): Delete.
6859 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6861 (loop_iterations): Delete variable vtop and instead use
6862 loop_info->vtop computed in prescan_loop.
6864 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6866 * fix-header.c (main): Do not pass a null pointer to strcmp.
6868 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6870 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6872 * configure: Rebuilt.
6874 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6876 * jump.c (jump_optimize_1): Do not delete assignments to
6877 internal_arg_pointer.
6878 * cse.c (delete_trivially_dead_insns): Always consider a set of
6879 the internal_arg_pointer live.
6881 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6883 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6884 (update_life_info) [REG_WAS_0]: Search the original insns rather
6885 than the new insns for the note. Fix typos finding note_dest.
6886 If no dest found, discard the note rather than abort.
6887 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6888 (replace_insns): Remove the old insn list after update_life_info
6891 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6893 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6895 (sched_analyze_1): Let add_dependence care for not adding dups.
6896 (sched_analyze_2): Likewise.
6897 (add_branch_dependences): Likewise.
6899 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6901 * i386/winnt.c (export_list): New type.
6902 (exports_head): Rename to
6903 (export_head): this.
6904 (i386_pe_record_exported_symbol): Add is_data flag.
6905 (i386_pe_asm_file_end): Emit directive for exported variables.
6906 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6908 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6909 (ASM_DECLARE_OBJECT_NAME): Likewise.
6910 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6911 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6913 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6915 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6917 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6920 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6922 * config/openbsd.h: Define SET_ASM_OP.
6923 * tm.texi: cross-reference SET_ASM_OP in the index.
6925 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6927 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6928 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6929 and class_narrowest_mode at compile time. Kill init_rtl.
6930 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6931 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6932 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6934 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6936 * rtl.h: Declare rtx_length and rtx_format as const.
6937 * machmode.def: Define CC(). Use CC() to define CCmode. If
6938 EXTRA_CC_MODES is defined, expand it here.
6939 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6940 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6941 const. Kill all references to EXTRA_CC_MODES.
6943 * toplev.c: Don't prototype or call init_rtl.
6944 * optabs.c: Don't call init_mov_optab.
6945 * genemit.c: Don't generate init_mov_optab. Don't call
6947 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6949 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6950 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6951 genrecog.c: Don't call init_rtl.
6953 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6954 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6955 definition of EXTRA_CC_MODES.
6957 * md.texi: Kill ref to EXTRA_CC_NAMES.
6958 * tm.texi: Document new way to define EXTRA_CC_MODES.
6960 * genrecog.c: Do not look up the name of a define_split.
6963 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6965 * config/v850/v850.md: Fix typo introduced by previous delta.
6967 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6969 * gcc.c (fatal): Make definition static to match prototype.
6971 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6973 * combine.c (get_last_value): Don't look for earlier sets if the last
6974 known set is somewhere in between the insns being combined.
6976 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6978 * configure.in: Don't use shell ! to negate exit codes
6979 * configure: Regenerate
6981 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6983 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6984 the fact that ALIGN is measured in bits, not bytes.
6986 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6988 * errors.c: New file; defines functions error, warning, and
6989 fatal, variables have_error and progname.
6990 * errors.h: New file; prototypes and decls for stuff in errors.c.
6992 * Makefile: Add rules to build errors.o and
6993 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6994 genopinit, genrecog, genextract, genpeep, genattr, and
6995 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6996 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6997 genpeep.o, genattr.o, and genoutput.o.
6999 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7000 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7001 define or prototype fatal. Set progname at beginning of main.
7002 * genoutput.c: Likewise, and don't define or prototype error
7005 * c-typeck.c (c_expand_start_case): Return immediately if exp
7007 * fold-const.c (operand_equal_p): Return immediately if arg1
7008 or arg0 are ERROR_MARKs.
7009 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7010 fields of type ERROR_MARK when calculating if the record can
7013 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7014 with much help from Jeffrey A Law and Richard Henderson
7016 * i386.md: In the 6 insns which call output_fix_trunc,
7017 earlyclobber operands[0].
7019 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7021 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7022 creating new registers.
7024 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7026 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7027 i386_reg_alloc_order, i386_regparm_string,
7028 i386_align_loops_string, i386_align_jumps_string,
7029 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7030 and i386_branch_cost_string as type "const char *".
7031 * i386.c: Define all above strings as type "const char *".
7033 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7035 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7036 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7038 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7040 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7041 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7043 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7045 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7046 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7047 (dwarf2out_line, dwarf2out_finish): Likewise.
7048 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7050 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7052 * tree.c (lang_unsave_expr_now) : Correct return type.
7053 * tree.h (lang_unsave_expr_now) : Same.
7055 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7057 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7058 instead of duplicating code.
7060 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7062 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7064 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7066 * tree.h: fancy_abort always takes three args.
7067 * resource.c: Move include of system.h before toplev.h.
7069 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7071 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7074 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7076 * system.h: Don't redefine abort or trim_filename.
7077 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7078 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7079 whether or not __FUNCTION__ is available.
7080 * tree.h: Duplicate rtl.h's definition of abort, for files
7081 that don't include rtl.h. Delete all code to perform type
7082 checking with a compiler other than GCC.
7083 * varray.h: Delete all code to perform type checking with a
7084 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7085 its arguments exactly once, using a statement expression.
7086 Adjust the VARRAY_<type> accessor macros to match.
7087 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7088 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7089 caller's location. Define fatal_insn and fatal_insn_not_found
7090 as macros that use _fatal_insn and _fatal_insn_not_found.
7091 (fancy_abort, trim_filename): Kill prototypes.
7093 * rtl.c (trim_filename): Move here from toplev.c.
7094 (fancy_abort): New function.
7095 (DIR_SEPARATOR): Provide default definition.
7096 * tree.c (tree_check_failed, tree_class_check_failed): Go
7097 through fancy_abort.
7098 (tree_check, tree_class_check, cst_or_constructor_check,
7099 expr_check): Delete.
7100 * varray.c (varray_check_failed): New function.
7101 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7102 _fatal_insn and _fatal_insn_not_found. Go through
7104 (trim_filename, fancy_abort): Delete.
7106 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7107 * except.c (start_catch_handler): Report ICE with error/abort
7109 * final.c (output_operand_lossage): Likewise.
7110 * flow.c (verify_flow_info): Likewise.
7112 * gcc.c: Prototype fatal.
7113 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7114 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7115 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7116 Don't define fancy_abort.
7118 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7120 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7123 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7125 * m88k.h (VERSION_INFO2): Kill.
7126 (VERSION_STRING): Kill.
7128 (VERSION_INFO1): Tidy.
7129 (TARGET_VERSION): Update.
7130 * m88k/dgux.h (VERSION_INFO2): Kill.
7131 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7132 * m88k/luna.h (VERSION_INFO1): Tidy.
7133 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7134 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7135 (output_file_start): Adjust for death of VERSION_STRING.
7137 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7139 * cpplib.c (detect_if_not_defined): New function.
7140 (do_if): Use it to detect potential once-only headers.
7142 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7144 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7146 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7148 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7149 anywere in the function only if they are pseudos and set before
7150 being used (not live at the start of the function).
7151 (num_sign_bit_copies) : Same.
7152 (get_last_value_validate) : Same.
7153 (get_last_value) : Same.
7155 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7157 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7158 where N and M are constant and N is an integer multiple of M.
7160 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7162 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7163 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7164 sbitmap_union_of_preds): Add prototypes.
7165 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7166 the intersection of successors with the new flow graph structures.
7167 (sbitmap_intersection_of_preds): New function to compute the
7168 intersection of predecessors with the new flow graph structures.
7169 (sbitmap_union_of_succs): New function to compute the union of
7170 successors with the new flow graph structures.
7171 (sbitmap_union_of_preds): New function to compute the union of
7172 predecessors with the new flow graph structures.
7173 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7174 (expr_reaches_here_p): Use edge and basic_block structures instead
7175 of s_preds and s_succs.
7176 (compute_cprop_avinout): Use new sbitmap routines.
7177 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7178 of s_preds and s_succs.
7179 * flow.c (compute_flow_dominators): Compute dominators using
7180 edges and basic blocks instead of s_preds and s_succs.
7182 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7184 * lists.c (unused_insn_list, unused_expr_list): New file for
7185 maintaining various types of lists. New statics for maintaining a
7186 cache of available INSN_LIST and EXPR_LIST nodes.
7187 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7188 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7189 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7190 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7191 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7192 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7193 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7194 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7195 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7196 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7197 (remove_dependence, free_pending_lists): Use new global routines.
7198 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7199 (sched_analyze, compute_block_backward_dependences): Use new routines.
7200 (sched_analyze_1, sched_analyze_2): Use new routines.
7201 (schedule_insns): Use new global routines.
7202 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7204 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7205 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7207 * toplev.c (rest_of_compilation): Initialize node cache.
7208 * Makefile.in (OBJS): Add lists.o to list of object files.
7209 (lists.o): Add dependancies.
7211 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7213 * config/v850/v850.md: Fix compile time warning messages.
7214 * config/v850/v850.c: Fix compile time warning messages.
7215 * config/v850/v850.h: Fix compile time warning messages.
7217 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7219 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7220 Remove unused prototype for `init_lengths'.
7222 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7224 * calls.c (emit_call_1): Mark parameter `stack_size' with
7226 (expand_call): Initialize variable `insn'.
7227 (emit_library_call): Likewise for variable `high_to_save'.
7228 (emit_library_call_value): Likewise.
7229 (store_one_arg): Likewise for variables `lower_bound' and
7232 * combine.c (try_combine): Likewise for variables `i2_code_number'
7233 and `other_code_number'.
7234 (find_split_point): Likewise for variables `pos', `unsignedp' and
7236 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7237 (simplify_and_const_int): Remove unused variable `width'.
7238 (merge_outer_ops): Likewise.
7240 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7241 HOST_WIDE_INT' when comparing against one.
7242 (simplify_relational_operation): Likewise.
7243 (cse_insn): Initialize variables `src_eqv_volatile',
7244 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7246 * final.c (init_final): Constify parameter `filename'.
7247 (final_start_function): Mark parameter `optimize' with
7249 (profile_function): Likewise for parameters `first' and `optimize'.
7250 (output_source_line): Likewise for parameter `file'.
7252 * integrate.c (subst_constants): Cast a value to `size_t' when
7253 comparing against one.
7254 (mark_stores): Initialize variable `mode'. Cast a value to
7255 `size_t' when comparing against one.
7257 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7259 * loop.c (move_movables): Initialize variable `first'.
7260 (strength_reduce): Likewise for variable `increment'.
7261 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7262 value to `size_t' when comparing against one.
7263 (load_mems): Initialize variable `end_label'.
7265 * output.h (init_final): Constify parameter.
7267 * reload.c (decompose): Initialize variable `base'.
7269 * reload1.c (reload): Likewise for variable `is_scalar'.
7270 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7271 (choose_reload_regs): Initialize variable `mode'.
7272 (emit_reload_insns): Likewise for variable `store_insn'.
7273 (reload_cse_noop_set_p): Mark parameter `insn' with
7275 (reload_combine): Initialize variable `set'.
7277 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7278 (copy_loop_body): Cast a value to `size_t' when comparing against
7281 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7282 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7283 (remove_from_pending_weak_list): Mark parameter `name' with
7286 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7288 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7291 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7293 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7294 (ASM_DECLARE_FUNCTION_NAME): Define.
7295 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7296 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7297 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7298 not already defined.
7300 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7302 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7303 of n_popped when call/call_value are not defined.
7305 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7307 * tm.texi: GNU CC -> GCC conversion.
7308 (CC1_SPEC): Indicate it is used for all language front ends.
7310 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7312 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7313 NOTE_INSN_EH_REGION_END correctly.
7315 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7316 Jeff Law <law@cygnus.com>
7318 * loop.c (strength_reduce): Automatically unroll loops if the
7319 unrolled loop size is smaller than the rolled loop size.
7321 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7322 and delete comment that code should be rewritten.
7324 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7326 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7329 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7331 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7333 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7334 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7335 (LINK_SPEC): Add -u _main when building executables.
7336 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7337 (ASM_FILE_END): Use the default for ix86-pe.
7338 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7340 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7342 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7343 and ASM_CLOSE_PAREN are empty strings.
7345 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7346 Geoffrey Keating <geoffk@cygnus.com>
7348 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7349 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7350 (unprotoize.o): Ditto.
7351 (test-protoize-simple): Don't define STD_PROTO_DIR.
7352 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7353 changes to make 'test-protoize-simple' pass.
7354 (STD_PROTO_DIR): Remove define.
7355 (STANDARD_EXEC_PREFIX): Supply default define.
7356 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7357 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7358 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7359 (GET_ENV_PATH_LIST): New macro.
7360 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7361 (do_processing): Initialize default_syscalls_dir using new
7362 macros. Use it to initialize syscalls_absolute_filename.
7364 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7366 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7367 B into a register before emit_conditional_move.
7369 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7371 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7372 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7373 multiplicand out of (+ (* a b) (* c d)).
7375 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7376 Richard Henderson <rth@cygnus.com>
7378 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7379 (new_insn_dead_notes): Likewise.
7380 (update_n_sets): Likewise.
7381 (update_flow_info): Move to flow.c, renamed to update_life_info;
7382 extend to handle multiple source insns.
7383 * flow.c: Include resource.h
7384 (unlink_insn_chain): New.
7385 (split_hard_reg_notes): New.
7386 (maybe_add_dead_note): New.
7387 (maybe_add_dead_note_use): New.
7388 (find_insn_with_note): New.
7389 (new_insn_dead_notes): New.
7390 (update_n_sets): New.
7391 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7392 (maybe_remove_dead_notes): New.
7393 (update_life_info): New.
7394 (prepend_reg_notes): New.
7395 (replace_insns): New.
7396 * output.h (update_life_info): Declare.
7397 * recog.c (split_block_insns): Use update_life_info.
7398 * resource.c (find_free_register): Use reg_alloc_order, don't use
7399 fixed regs, make sure the mode is supported, don't use new regs.
7401 * rtl.h (replace_insns): Declare.
7403 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7405 * expr.c (expand_expr): Cope with COND_EXPRs with one
7406 non-returning branch.
7408 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7410 * expr.c (store_expr): Always pass down the target, even when not
7413 1999-08-24 Nick Clifton <nickc@cygnus.com>
7415 * configure.in: Define target_cpu_default for v850 targets.
7416 * configure: Regenerate
7418 * config/v850/v850.h (TARGET_CPU_generic): Define.
7419 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7420 addresses are 4 byte aligned.
7422 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7425 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7427 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7428 (main): Add prototypes.
7430 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7431 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7432 (write_attr_get): Emit prototypes along with function definition.
7433 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7434 (write_complex_function): Emit static prototype along with
7435 function definition.
7437 * genemit.c (gen_split): Emit prototypes along with function
7440 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7441 Likewise for predicates and `insn_operand_predicate'.
7442 (process_template): Emit static prototype along with function
7445 * genrecog.c (make_insn_sequence): Constify a char*. Add
7446 prototypes for get_split_*().
7447 (write_subroutine): Emit prototypes along with function
7450 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7452 * gcse.c (find_avail_set): Follow chains of register-register copies.
7453 Use oprs_not_set_p to guarantee that the returned value can be
7455 (cprop_insn): Don't verify the return value of find_avail_set with
7458 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7459 (cprop_cc0_jump): New function.
7460 (cprop_insn): Break out new function cprop_jump and use it.
7461 Also use cprop_cc0_jump for machines with CC0.
7462 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7464 * tree.h (current_function_calls_setjmp,
7465 current_function_calls_longjmp): Delete declarations.
7466 * dsp16xx.c: Include "function.h".
7467 * elxsi.c: Likewise.
7468 * gmicro.c: Likewise.
7469 * h8300.c: Likewise.
7472 * mn10200.c: Likewise.
7473 * mn10300.c: Likewise.
7474 * ns32k.c: Likewise.
7478 * rtl.h (rtx_equal_function_value_matters): Declare.
7479 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7481 * function.c: Likewise.
7482 * emit-rtl.c: Likewise.
7484 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7486 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7489 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7491 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7494 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7496 * cpp.texi: Add a node documenting macro varargs (copied
7499 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7501 * cppspec.c: Put a null pointer at the end of the new argv.
7503 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7505 * configure.in: Remove code to select/de-select the haifa
7506 scheduler. Every scheduled port gets haifa now.
7507 * configure: Rebuilt.
7508 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7510 * Makefile.in: Corresponding changes.
7512 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7514 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7515 All callers changed.
7516 (prepare_float_lib_cmp): Likewise.
7517 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7518 * expr.h (emit_float_lib_cmp): Delete declaration.
7519 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7520 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7521 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7523 (cmptf): Now conditional on TARGET_HARD_QUAD.
7525 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7527 * resource.c (mark_target_live_regs): Use
7528 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7530 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7532 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7534 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7536 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7538 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7540 * rtl.h (rtx_format): Constify a char*.
7542 * rtl.c (rtx_format): Likewise.
7543 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7544 (init_rtl): Use accessor macro, not `rtx_format'.
7546 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7549 * caller-save.c (mark_referenced_regs): Likewise.
7551 * combine.c (subst, make_compound_operation, known_cond,
7552 gen_rtx_combine, update_table_tick, get_last_value_validate,
7553 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7555 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7556 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7557 count_reg_usage): Likewise.
7559 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7562 * final.c (leaf_renumber_regs_insn): Likewise.
7564 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7565 dump_edge_info, count_reg_references): Likewise.
7567 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7568 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7571 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7572 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7573 add_label_notes): Likewise.
7575 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7576 clear_struct_flag, count_sub_rtxs, count_alternatives,
7577 compares_alternatives_p, contained_in_p, walk_attr_value,
7578 write_expr_attr_cache): Likewise.
7580 * genconfig.c (walk_insn_part): Likewise.
7582 * genemit.c (max_operand_1, gen_exp): Likewise.
7584 * genextract.c (walk_rtx): Likewise.
7586 * genflags.c (num_operands): Likewise.
7588 * genoutput.c (scan_operands): Likewise.
7590 * genpeep.c (match_rtx): Likewise.
7592 * genrecog.c (add_to_sequence): Likewise.
7594 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7597 * integrate.c (save_constants, copy_for_inline,
7598 copy_rtx_and_substitute, subst_constants, restore_constants):
7601 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7602 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7604 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7607 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7608 add_label_notes, replace_call_address, count_nonfixed_reads,
7609 invariant_p, find_single_use_in_loop, find_mem_givs,
7610 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7613 * print-rtl.c (reg_names, print_rtx): Likewise.
7615 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7617 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7618 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7619 print_blocks): Likewise.
7621 * regclass.c (fix_register, record_address_regs,
7622 reg_scan_mark_refs): Likewise.
7624 * regmove.c (stable_but_for_p): Likewise.
7626 * reload.c (loc_mentioned_in_p, operands_match_p,
7627 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7628 copy_replacements, refers_to_regno_for_reload_p,
7629 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7630 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7633 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7634 delete_address_reloads_1, count_occurrences,
7635 reload_cse_mem_conflict_p, reload_combine_note_use,
7636 add_auto_inc_notes): Likewise.
7638 * resource.c (mark_referenced_resources, mark_set_resources):
7641 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7642 reg_mentioned_p, regs_set_between_p, modified_between_p,
7643 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7644 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7645 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7646 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7648 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7650 * stupid.c (stupid_mark_refs): Likewise.
7652 * unroll.c (remap_split_bivs): Likewise.
7654 * varasm.c (mark_constants): Likewise.
7656 * a29k/a29k.c (uses_local_reg_p): Likewise.
7658 * alpha/alpha.c (summarize_insn): Likewise.
7660 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7661 eliminate_lr2ip): Likewise.
7663 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7665 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7666 reg_mentioned_in_mem): Likewise.
7668 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7669 symbolic_reference_mentioned_p): Likewise.
7671 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7673 * sh/sh.c (regs_used, mark_use): Likewise.
7675 * vax/vax.c (vax_rtx_cost): Likewise.
7677 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7679 * machmode.h (mode_name): Constify a char*.
7681 * rtl.c (mode_name): Likewise.
7683 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7685 * optabs.c (init_libfuncs): Constify a char*.
7687 * print-tree.c (mode_name): Remove redundant declaration.
7688 (print_node): Use accessor macro, not `mode_name'.
7690 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7692 (new_spill_reg): Constify a char*.
7694 * tree.c (mode_name): Remove redundant declaration.
7696 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7698 * rtl.c (rtx_name): Constify a char*.
7700 * rtl.h (rtx_name, fix_sched_param): Likewise.
7702 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7703 (mypr): Use accessor macro, not `rtx_name'.
7705 * genemit.c (print_code): Constify a char*.
7707 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7709 * genpeep.c (print_code): Constify a char*.
7711 * genrecog.c (print_code): Likewise.
7713 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7714 end_bb): Add static prototype.
7715 (draw_edge): Constify a char*.
7716 (end_bb): Remove unused parameter.
7718 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7719 print_block_visualization): Constify a char*.
7721 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7723 * c-common.c (c_get_alias_set): Update comment.
7725 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7727 * linux.h (LIB_SPEC): Added.
7729 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7731 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7733 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7735 * tree.c (expr_check): Fix typo in last change.
7737 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7739 * rtl.def (NOTE): Change format to "iuu0n".
7740 (ADDR_DIFF_VEC): Change format to "eEee0".
7741 (ADDRESSOF): Change format to "eit".
7743 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7744 (RTVEC_ELT): Change to match.
7745 (XVECEXP): Use XVEC and RTVEC_ELT.
7746 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7747 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7748 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7749 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7750 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7751 (INTVAL): Use XWINT.
7752 (ADDRESSOF_DECL): Use XTREE.
7753 (SET_ADDRESSOF_DECL): Delete.
7754 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7755 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7756 ifdefed out since 2.6 at least.
7757 (gen_rtvec_vv): Delete prototype.
7759 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7761 (copy_most_rtx): Handle 't' format letter.
7762 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7763 (gen_rtvec_vv): Delete function. All callers changed to use
7764 gen_rtvec_v instead.
7765 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7766 the '0' format letter.
7768 * function.c (gen_mem_addressof): Don't use
7769 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7771 * integrate.c (copy_rtx_and_substitute): Likewise.
7772 Copy 't' slots with XTREE.
7773 (subst_constants): Treat 't' slots like '[swi]' slots.
7774 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7775 * jump.c (rtx_equal_for_thread_p): Likewise.
7776 * rtlanal.c (rtx_equal_p): Likewise.
7777 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7778 only four arguments.
7779 * gengenrtl.c (type_from_format): Provide correct types for
7783 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7784 If a recent gcc is in use (always in stage2 and beyond), use
7785 statement expressions, so we don't make a function call unless
7786 the check fails. Evaluate arguments exactly once.
7787 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7788 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7790 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7791 they evaluate their arguments exactly once, irrespective of
7792 the compiler in use.
7794 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7795 is used by the currently-enabled check macros. This is:
7796 (tree_check_failed, tree_class_check_failed): For gcc.
7797 (tree_check, tree_class_check, cst_or_constructor_check,
7798 expr_check): For other compilers.
7800 * gencheck.c: Do not define any *_CHECK1 macros.
7802 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7803 Mark Mitchell <mark@codesourcery.com>
7805 * c-common.c (c_get_alias_set): Fix support for poitners and
7808 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7810 * alias.c: Include tree.h.
7811 (nonlocal_reference_p, mark_constant_function): New functions.
7812 * flow.c (life_analysis): Call mark_constant_function.
7813 * rtl.h (mark_constant_function): Declare it.
7815 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7817 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7818 unrecognisable switches.
7820 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7822 * loop.c (recombine_givs): Set ix field after sorting.
7823 (recombine_givs): Remove bogus index / giv lockstep looping.
7825 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7827 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7829 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7830 (do_cmp_and_jump): Formatting fixes.
7831 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7832 do_compare_rtx_and_jump instead of compare_from_rtx.
7833 (do_compare_rtx_and_jump): New function; mostly copied from
7835 (do_jump_for_compare): Delete.
7836 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7838 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7839 of compare/do_jump_for_compare pairs.
7840 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7841 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7842 compare_from_rtx/do_jump_for_compare pairs.
7843 (do_jump_by_parts_equality): Likewise.
7844 (do_jump_by_parts_equality_rtx): Likewise.
7845 * expr.h (do_compare_rtx_and_jump): Declare.
7846 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7847 that used to be in emit_cmp_insn.
7848 (cmp_available_p): New function.
7849 (prepare_operand): New function.
7850 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7851 to be in emit_cmp_insn.
7852 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7853 parameters to be pointers; don't emit final compare but modify some of
7854 the values pointed to by the args so the caller can perform the
7856 (expand_binop): Call emit_store_flag_force with signed forms of
7858 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7859 emit_jump_insn pair.
7860 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7861 emit_cmp_and_jump_insn_1. Call emit_queue.
7862 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7864 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7865 jump sets cc0 before deleting it.
7866 * integrate.c (expand_inline_function): Likewise.
7867 * unroll.c (unroll_loop): Similar changes in several places.
7868 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7871 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7873 * Makefile.in (insn-recog.o): Update dependencies.
7874 * genrecog.c (main): Make generated file include "function.h".
7876 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7878 * cse.c (cse_insn): Call never_reached_warning when a jump is
7879 changed to be unconditional.
7880 * flags.h: Declare warn_notreached.
7881 * flow.c (delete_block): Call never_reached_warning when
7883 * jump.c (delete_barrier_successors): Call never_reached_warning
7884 when we delete everything after a BARRIER.
7885 (never_reached_warning): New function.
7886 * rtl.h: Declare never_reached_warning.
7887 * toplev.c (warn_notreached): New variable.
7888 (lang_independent_options): Set warn_notreached
7889 when -Wunreachable-code.
7890 (compile_file): We need line numbers for -Wunreachable-code.
7892 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7894 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7895 * sched.c (insn_unit): Likewise.
7897 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7899 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7901 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7903 * flow.c (create_edge_list): Use xmalloc, not malloc.
7905 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7907 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7908 C-style comments. Do not lose the character before double slash.
7910 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7912 * basic-block.h (struct edge_list): Stucture to maintain a vector
7914 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7915 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7916 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7917 New function prototypes.
7918 * flow.c (create_edge_list): Function to create an edge list.
7919 (free_edge_list): Discards memory used by an edge list.
7920 (print_edge_list): Debug output showing an edge list.
7921 (verify_edge_list): Internal consistency check for an edge list.
7922 (find_edge_index): Function to find an edge index for a pred and succ.
7924 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7926 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7929 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7931 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7933 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7935 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7937 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7939 * toplev.c (rest_of_compilation): Allow machine dependent
7940 reorganisation pass to place information into the RTL dump
7941 file if it so wishes.
7943 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7945 * explow.c (hard_function_value): Use VOIDmode instead of
7947 * stmt.c (expand_return): Likewise.
7948 * stor-layout.c (get_best_mode): Likewise.
7950 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7951 emit call instead of emit_insn call.
7953 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7955 * configure.in: Handle --disable/enable-win32-registry.
7956 * install.texi: Document --disable/enable-win32-registry.
7957 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7958 (WIN32_REGISTRY_KEY): New macro.
7959 * prefix.c: Use to enable/disable win32-specific code.
7960 (lookup_key): Use versioned key.
7961 * configure: Regenerate.
7962 * config.in: Likewise.
7964 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7966 * cpplib.c (read_line_number): New fn, split out of...
7969 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7971 tree.c (lang_unsave_expr_now) : New.
7972 (unsave_expr_now): Call lang_unsave_expr_now.
7973 tree.h (lang_unsave_expr_now) : New.
7975 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7977 * toplev.c (flag_new_exceptions): On by default.
7979 1999-08-13 Michael Meissner <meissner@cygnus.com>
7981 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7983 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7985 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7986 INTEGER_TYPE with precision==1, it's __java_boolean.
7988 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7990 * global.c (prune_preferences): Move some invariants out of the
7993 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7995 * configure.in (alpha*-dec-osf*): Add osf5.
7997 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7999 * configure.in: Rework handling of ARM GNU/Linux slightly.
8000 (arm*-*-linux-gnuoldld): New target.
8001 * configure: Regenerate.
8002 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8003 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8004 * config/arm/linux-oldld.h: New file.
8005 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8006 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8008 * config/arm/linux-elf.h (ASM_SPEC): Define.
8009 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8010 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8011 for 26-bit APCS and old linker.
8012 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8014 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8015 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8016 don't define `arm' or `arm_elf'.
8017 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8018 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8020 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8022 * rtl.texi: Fix typo.
8024 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8026 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8028 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8030 * extend.texi (C++ Signatures): Remove node.
8031 * invoke.texi: Remove discussion of -fhandle-signatures,
8032 signature, sigof, __signature__, and __sigof__.
8034 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8036 * Makefile.in (JAVAGC): Removed.
8038 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8040 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8042 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8044 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8046 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8048 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8049 a register that is already known to be a pointer.
8051 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8053 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8054 * fixinc/inclhack.sh: Regenerated.
8055 * fixinc/fixincl.sh: Regenerated.
8057 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8059 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8060 Fix documentation of -ansi flag to describe its C++ behavior.
8061 Remove bogus reference to GCC 2.9.
8063 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8065 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8066 note if it is non-NULL.
8068 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8070 * except.h (eh_nesting_info): Add new structure defintion.
8071 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8072 (reachable_handlers, update_rethrow_references): Add function
8074 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8075 a rethrow symbol instead of an integer exception region number.
8076 * flow.c (Make_edges): Use new exception nesting routines to determine
8077 which handlers are reachable from a CALL or asynchronous insn.
8078 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8080 (delete_eh_regions): Update rethrow labels, and don't delete
8081 regions which are the target of a rethrow.
8082 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8083 avoid overloading the SYMBOL_REF_USED flag.
8084 (rethrow_symbol_map): Use new rethrow_ref field.
8085 (rethrow_used): Use new rethrow_ref field.
8086 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8087 of an integer. Fix formatting.
8088 (output_exception_table_entry): Use new rethrow_ref field.
8089 (can_throw): Check for EH_REGION_NOTE before deciding
8090 whether a CALL can throw or not.
8091 (scan_region): Call rethrow_used() instead of accessing data structure.
8092 (update_rethrow_references): New function to make sure only regions
8093 which are still targets of a rethrow are flagged as such.
8094 (process_nestinfo): New static function to initialize a handler
8095 list for a specific region.
8096 (init_eh_nesting_info): New function to allocate and initialize
8097 the list of all EH handlers reachable from all regions.
8098 (reachable_handlers): New function to retrieve the list of handlers
8099 reachable from a specific region and insn.
8100 (free_eh_nesting_info): New function to dispose of a list of
8103 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8105 * flow.c (split_edge): Set JUMP_LABEL field.
8106 (commit_one_edge_insertion): Set head correctly for insert_before.
8107 When inserting insns, update insn block numbers if allocated.
8109 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8111 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8112 retry_incomplete_types): Add static prototype.
8113 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8114 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8115 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8116 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8117 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8120 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8121 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8123 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8125 * output.h (assemble_name): Constify a char*.
8127 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8128 assemble_variable, assemble_name): Likewise.
8130 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8132 * arm/pe.c (arm_pe_unique_section): Likewise.
8134 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8136 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8138 * i386/interix.c (i386_pe_unique_section): Likewise.
8140 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8142 * i386/winnt.c (i386_pe_unique_section): Likewise.
8144 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8146 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8148 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8150 * pa/pa.c (output_call): Likewise.
8152 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8154 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8156 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8159 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8162 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8164 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8165 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8167 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8169 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8171 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8173 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8175 * tree.h (lang_identify): Constify a char*.
8176 (print_error_function): Add extern prototype. Constify a char*.
8178 * c-lang.c (lang_identify): Constify a char*.
8180 * objc/objc-act.c (lang_identify): Constify a char*.
8182 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8184 * genpeep.c (main): Make generated file include "function.h".
8185 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8187 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8189 * Makefile.in: Update dependencies.
8190 * alias.c: Include "function.h"
8191 * c-decl.c: Likewise.
8192 * caller-save.c: Likewise.
8193 * calls.c: Likewise.
8194 * combine.c: Likewise.
8196 * explow.c: Likewise.
8197 * final.c: Likewise.
8198 * global.c: Likewise.
8199 * graph.c: Likewise.
8200 * local-alloc.c: Likewise.
8202 * optabs.c: Likewise.
8203 * profile.c: Likewise.
8204 * recog.c: Likewise.
8205 * regclass.c: Likewise.
8206 * regmove.c: Likewise.
8207 * reload.c: Likewise.
8208 * reorg.c: Likewise.
8209 * resource.c: Likewise.
8210 * sched.c: Likewise.
8211 * stupid.c: Likewise.
8212 * config/1750a/1750a.c: Likewise.
8213 * config/a29k/a29k.c: Likewise.
8214 * config/arc/arc.c: Likewise.
8215 * config/arm/arm.c: Likewise.
8216 * config/arm/thumb.c: Likewise.
8217 * config/c4x/c4x.c: Likewise.
8218 * config/clipper/clipper.c: Likewise.
8219 * config/convex/convex.c: Likewise.
8220 * config/fx80/fx80.c: Likewise.
8221 * config/i860/i860.c: Likewise.
8222 * config/m68k/m68k.c: Likewise.
8223 * config/m88k/m88k.c: Likewise.
8224 * config/mips/mips.c: Likewise.
8225 * config/pdp11/pdp11.c: Likewise.
8226 * config/pyr/pyr.c: Likewise.
8227 * config/romp/romp.c: Likewise.
8228 * config/sh/sh.c: Likewise.
8229 * config/tahoe/tahoe.c: Likewise.
8230 * config/vax/vax.c: Likewise.
8231 * config/we32k/we32k.c: Likewise.
8232 * config/sparc/sparc.c: Include "function.h".
8233 (mem_min_alignment): Test current_function rather than
8234 regno_pointer_align.
8235 * config/pa/pa.c: Likewise.
8236 (compute_frame_size): Delete declaration of
8237 current_function_outgoing_args_size.
8238 * config/arc/arc.h (current_function_varargs): Delete declaration.
8239 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8241 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8243 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8244 current_function_uses_pic_offset_table.
8245 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8246 of current_function_returns_pointer.
8247 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8248 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8249 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8250 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8251 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8252 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8253 * config/m88k/m88k.c: Include "function.h"
8254 (call_used_regs, current_function_pretend_args_size,
8255 current_function_outgoing_args_size, frame_pointer_needed): Delete
8257 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8259 * config/mips/mips.h (current_function_calls_alloca): Delete
8261 * config/mn10200/mn10200.h (current_function_needs_context,
8262 rtx_equal_function_value_matters): Delete declarations.
8263 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8264 flag_pic): Delete declarations.
8265 * config/pa/pa.h (current_function_pretend_args_size,
8266 current_function_decl): Delete declarations.
8267 * config/pa/som.h (current_function_varargs): Delete declaration.
8268 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8270 * config/pyr/pyr.h (current_function_pretend_args_size,
8271 current_function_args_size, current_function_calls_alloca): Delete
8273 * config/sh/sh.h (current_function_varargs): Delete declaration.
8274 * config/sparc/sparc.h (current_function_outgoing_args_size,
8275 current_function_calls_alloca, current_function_decl): Delete
8277 * config/spur/spur.h (current_function_pretend_args_size,
8278 current_function_calls_alloca): Delete declarations.
8279 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8281 * config/vax/vms.h (current_function_name): Delete declaration.
8282 * gcse.c: Include "function.h".
8283 (current_function_name, current_function_calls_setjmp): Delete
8285 * haifa-sched.c: Include "function.h".
8286 (forced_labels): Delete declaration.
8288 * reg-stack.c: Likewise.
8289 * reload1.c: Likewise.
8290 * genemit.c (main): Make generated file include function.h.
8291 * genoutput.c (output_prologue): Likewise.
8293 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8294 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8295 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8296 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8297 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8298 macros for some of them.
8299 (emit_filename, emit_lineno): Delete declarations.
8300 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8301 regno_pointer_* variables through current_function.
8302 (gen_inline_header_rtx): Delete function.
8303 (save_emit_status): Delete function.
8304 (set_new_last_label_num): New function.
8305 (clear_emit_caches): New function.
8306 (restore_emit_status): Just clear last_labelnum and call
8308 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8309 through macro seq_stack.
8310 (add_insn_after): Likewise.
8311 (add_insn_before): Likewise.
8312 (remove_insn): Likewise.
8313 (pop_topmost_sequence): Likewise.
8314 (in_sequence_p): Likewise.
8315 (start_sequence_for_rtl_expr): Likewise.
8316 (start_sequence): Likewise, and likewise for
8317 sequence_rtl_expr/seq_rtl_expr.
8318 (push_topmost_sequence): Likewise.
8319 (end_sequence): Likewise.
8320 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8321 All callers changed. Store into that pointer instead of globals.
8322 (init_emit): Allocate emit elt of current_function.
8323 Changes for sequence_rtl_expr/sequence_stack renaming.
8324 Call clear_emit_caches instead of doing it in-line.
8325 Access regno_pointer_* variables through current_function.
8326 (init_emit_once) Don't clear sequence_stack.
8328 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8330 (arg_pointer_save_area): Delete declaration.
8331 (finish_expr_for_function): Renamed from init_queue; no longer static.
8332 (init_expr): Don't call init_queue.
8333 (save_expr_status, restore_expr_status): Delete functions.
8334 (expand_expr): Changes to reflect new layout of struct function.
8335 Don't access current_function_check_memory_usage when current_function
8337 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8338 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8339 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8340 current_function_uses_const_pool, function_call_count,
8341 current_function_uses_pic_offset_table, nonlocal_labels,
8342 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8343 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8344 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8346 (finish_expr_for_function): Declare.
8347 * flags.h (current_function_has_nonlocal_label,
8348 current_function_has_nonlocal_goto, current_function_is_thunk,
8349 current_function_has_computed_jump): Delete declarations.
8350 * flow.c (forced_labels): Delete declaration.
8351 * function.c (current_function_pops_args,
8352 current_function_returns_struct, current_function_returns_pcc_struct,
8353 current_function_needs_context, current_function_calls_setjmp,
8354 current_function_calls_longjmp, current_function_has_nonlocal_label,
8355 current_function_has_nonlocal_goto, current_function_is_thunk,
8356 current_function_has_computed_jump, current_function_calls_alloca,
8357 current_function_contains_functions, current_function_returns_pointer,
8358 current_function_epilogue_delay_list, current_function_args_size,
8359 current_function_pretend_args_size, current_function_arg_offset_rtx,
8360 current_function_outgoing_args_size, current_function_varargs,
8361 current_function_stdarg, current_function_args_info, cleanup_label,
8362 current_function_name, current_function_uses_const_pool,
8363 current_function_instrument_entry_exit, current_function_return_rtx,
8364 current_function_uses_pic_offset_table, nonlocal_labels,
8365 current_function_internal_arg_pointer, current_function_cannot_inline,
8366 current_function_check_memory_usage, function_call_count,
8367 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8368 nonlocal_goto_stack_level, return_label, save_expr_regs,
8369 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8370 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8371 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8372 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8373 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8375 (push_function_context_to): Don't save them. Don't call
8376 save_storage_status, save_emit_status or save_expr_status.
8377 (pop_function_context_from): Don't restore them. Don't call
8378 restore_storage_status or restore_expr_status.
8379 (get_func_frame_size): New function.
8380 (get_frame_size): Use it.
8381 (assign_outer_stack_local): Reflect some member name changes in struct
8383 (put_reg_into_stack): Likewise.
8384 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8386 (fixup_var_refs): Likewise.
8387 (fix_lexical_addr): Likewise.
8388 (trampoline_address): Likewise.
8389 (prepare_function_start): Clear field inlinable of current_function.
8390 (init_function_for_compilation): New function.
8391 (expand_dummy_function_end): New function.
8392 (expand_function_end): Call finish_expr_for_function.
8393 * function.h (struct emit_status): New; fields moved here from struct
8394 function and from global variables. Add accessor macros for some of
8396 (struct expr_status): Likewise.
8397 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8398 (struct function): Add fields expr and emit, inlinable, inl_emit,
8399 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8400 inl_max_label_num. Add many comments.
8401 Add accessor macros for all elts of struct function that no longer
8402 have a global variable.
8403 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8404 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8405 stack_slot_list): Delete declarations.
8406 (get_func_frame_size): Declare.
8407 (save_expr_status, restore_expr_status, save_emit_status,
8408 save_storage_status, restore_storage_status): Delete declarations.
8409 (init_virtual_regs): Declare.
8410 * output.h (current_function_pops_args,
8411 current_function_returns_struct, current_function_returns_pcc_struct,
8412 current_function_needs_context, current_function_calls_setjmp,
8413 current_function_calls_longjmp, current_function_calls_alloca,
8414 current_function_has_nonlocal_label, current_function_varargs,
8415 current_function_has_computed_jump, current_function_returns_pointer,
8416 current_function_contains_functions, current_function_args_size,
8417 current_function_pretend_args_size, current_function_stdarg,
8418 current_function_outgoing_args_size, current_function_args_info,
8419 current_function_name, current_function_return_rtx,
8420 current_function_epilogue_delay_list,
8421 current_function_uses_const_pool, current_function_cannot_inline):
8422 Delete declarations.
8423 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8424 regno_reg_rtx): Delete declaration.
8425 (REGNO_POINTER_FLAG): Delete macro.
8426 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8427 function were renamed.
8428 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8430 * toplev.c: Include "function.h".
8431 (current_function_decl): Delete declaration.
8432 (compile_file): Call init_dummy_function_start and
8433 expand_dummy_function_end around some initializations that need to
8435 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8436 Call init_function_for_compilation.
8437 * unroll.c: Include "function.h"
8438 (unroll_loop): Access regno_pointer_* variables through
8441 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8442 (DECL_SAVED_INSNS): use it.
8443 (expand_dummy_function_end): Declare.
8444 (init_function_for_compilation): Declare.
8445 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8446 that it's no longer an INLINE_HEADER.
8447 (expand_call): Likewise.
8448 * integrate.c (finish_inline): Delete function.
8449 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8450 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8451 args. Don't generate an INLINE_HEADER rtx, just return the arg
8452 vector. All callers changed.
8453 (save_for_inline_copying): Create a duplicate struct emit_status to
8454 hold the emit state for compiling the current function. Use this and
8455 the other new fields in struct function that are for integration
8456 instead of an INLINE_HEADER.
8457 Use memcpy instead of bcopy.
8458 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8459 (save_for_inline_nocopy): Similar changes, except no new emit_status
8461 (expand_inline_function): Get information from function structure,
8462 not from an inline header rtx.
8463 (output_inline_function): Lose code to extract the necessary
8464 information from an inline header; simply put back the function
8465 structure into current_function. Clear its inlinable elt.
8466 * rtl.def (INLINE_HEADER): Delete.
8467 * rtl.h: Delete all accessors for an INLINE_HEADER.
8468 (gen_inline_header_rtx): Delete declaration.
8469 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8470 Delete declarations.
8471 (REGNO_POINTER_ALIGN): Delete.
8472 (clear_emit_caches): Declare.
8473 (set_new_last_label_num): Declare.
8475 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8477 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8479 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8480 * stmt.c (is_eh_region): Make sure current_function is present, too.
8482 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8484 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8485 for 64bit PA targets.
8487 * pa.h (SELECT_SECTION): Define.
8488 * som.h (SELECT_SECTION): Delete.
8490 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8492 * alias.c (init_alias_analysis): Wrap call to
8493 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8495 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8497 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8498 <sys/asm.h> contains an asm comment with an apostrophe
8499 * fixinc/inclhack.sh: regen
8500 * fixinc/fixincl.x: regen
8502 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8504 * function.c (init_function_start): Clear prologue & epilogue.
8505 (prologue_epilogue_contains): New function.
8506 * alias.c (init_alias_analysis): Use it.
8507 * rtl.h (prologue_epilogue_contains): Declare it.
8509 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8511 * jump.c (onlyjump_p): New function.
8512 * rtl.h: Declare it.
8513 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8514 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8516 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8518 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8519 to invert loops. Simplify block scanning.
8521 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8523 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8524 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8526 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8528 * config/sparc/liteelf.h: New file to support sparclite-elf target
8529 * config/sparc/t-sp86x: New file to support sparc86x targets
8530 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8531 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8532 * configure.in: Support above target triplets
8533 * configure: Regenerated
8535 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8537 * fixinc/server.c (server_setup): Do not prefix function used as
8540 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8542 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8543 Remove fp reg alternatives.
8545 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8547 * Makefile.in (TAROUTOPTS): Kill.
8548 (install-headers-tar): Use "xpf" for tar headerfile extraction
8549 * i370/x-oe (TAROUTOPTS): Delete.
8550 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8551 * m68k/x-hp320 (TAROUTOPTS): Delete.
8552 * m68k/x-hp320g (TAROUTOPTS): Delete.
8553 * gcc.texi: Update bug reporting text.
8555 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8557 * reg-stack.c (change_stack) Fixed problem with negative array index.
8559 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8561 * extend.texi, install.texi: Fix spelling mistakes.
8563 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8564 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8565 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8567 * mips/t-ecoff: Likewise.
8568 * mips/t-elf: Likewise.
8569 * mips/t-mips: Likewise.
8570 * mips/t-osfrose: Likewise.
8571 * mips/t-r3900: Likewise.
8572 * mips/t-svr3: Likewise.
8573 * mips/t-svr4: Likewise.
8574 * mips/t-ultrix: Likewise.
8576 * gcc.texi: Document recommend means to provide software floating
8577 point libraries in libgcc.a
8579 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8581 * c-lex.c (yylex): We can have a number with no digits.
8583 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8585 * jump.c (delete_prior_computation): New function, broken
8586 out of delete_computation. Check for side effects with
8587 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8588 multi-word hard registers.
8589 (delete_computation): Use it. Check for side effects with
8590 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8591 missing REG_DEAD note for a register which is both set and
8594 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8596 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8597 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8598 (ASM_FILE_START): Import _mcount with the right type.
8599 (ASM_DECLARE_FUNCTION_NAME): Define.
8600 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8601 * pa.c (output_function_prologue): Always emit the function's label
8603 * pa.h (TEXT_SPACE_P): Define.
8604 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8605 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8606 * som.h (TEXT_SPACE_P): Delete.
8607 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8608 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8610 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8612 * expr.c (emit_group_load): Allow src to be a CONCAT.
8614 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8616 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8617 (___mulsi3): Use '!' comment character.
8619 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8621 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8623 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8625 * gcc.c: Update URLs and mail addresses.
8626 * gcc.texi: Likewise.
8628 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8630 * rs6000.c (current_file_function_operand): Return zero for
8632 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8634 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8637 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8639 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8640 allocate space in the stack frame for the PIC register.
8642 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8644 * m68k.md (xordi3, anddi3): These patterns are not available on
8647 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8649 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8650 (PUT_REAL): Likewise.
8652 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8654 * final.c (shorten_branches): Don't add an alignment for loops
8655 that have no label inside.
8657 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8659 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8660 prototypes in macro HAVE_cmpstrsi.
8662 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8664 * emit-rtl.c (operand_subword): Remove unused variable
8667 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8669 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8671 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8673 * cpphash.c (macroexpand): Delete leading whitespace when arg
8674 is concatenated before.
8675 (unsafe_chars): Correct test for whether + and - can extend a
8678 * cppinit.c (cpp_start_read): Do dependencies for
8679 -include/-imacros files also.
8681 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8682 tokenizing non-directive lines.
8683 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8684 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8687 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8689 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8691 * c-lex.c: Sync with C++ frontend.
8692 (linemode): New variable.
8693 (parse_float): imag, conversion_errno, and type are output only.
8694 (yylex): Adjust. Move initial '.' case into main switch.
8696 (handle_generic_pragma): Just deal with tokens.
8697 (readescape): Use ISXDIGIT and ISGRAPH.
8698 * c-parse.in: Add END_OF_LINE token.
8700 * c-lex.c (lang_init): Generalize.
8701 (nextchar): Remove. Replace uses with UNGETC.
8702 (skip_white_space): Handle linemode here. Optimize for cpplib.
8703 (skip_white_space_on_line): Remove.
8704 (extend_token_buffer_to): New fn.
8705 (extend_token_buffer): Use it.
8706 (read_line_number, check_newline): Just deal with tokens.
8707 (token_getch, token_put_back): New fns.
8708 (yylex): Use them. More cpplib optimizations. Simplify.
8710 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8711 Jason Merrill <jason@yorick.cygnus.com>
8713 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8714 (consume_string): Make this smart about USE_CPPLIB.
8715 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8716 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8717 Also, clean up cases where we redundantly set token_buffer[0].
8718 (read_line_number): New fn.
8719 (ignore_escape_flag): New variable.
8721 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8723 * a29k/t-a29kbare: Fix some comments.
8724 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8725 (FPBIT, DPBIT): Define.
8726 * a29k/t-vx29k: Likewise.
8727 * arc/t-arc: Likewise.
8728 * arm/t-arm-elf: Likewise.
8729 * arm/t-bare: Likewise.
8730 * arm/t-pe: Likewise.
8731 * arm/t-pe-thumb: Likewise.
8732 * arm/t-semi: Likewise.
8733 * arm/t-thumb: Likewise.
8734 * arm/t-thumb-elf: Likewise.
8735 * arm/t-thumb-linux: Likewise.
8736 * h8300/t-h8300: Likewise.
8737 * i960/t-i960: Likewise.
8738 * i960/t-vxworks960: Likewise.
8739 * m32r/t-m32r: Likewise.
8740 * mips/t-ecoff: Likewise.
8741 * mips/t-elf: Likewise.
8742 * mips/t-r3900: Likewise.
8743 * pa/t-pro: Likewise.
8744 * rs6000/t-aix43: Likewise.
8745 * rs6000/t-beos: Likewise.
8746 * rs6000/t-newas: Likewise.
8747 * rs6000/t-ppccomm: Likewise.
8748 * rs6000/t-rs6000: Likewise.
8749 * rs6000/t-winnt: Likewise.
8750 * rs6000/t-xnewas: Likewise.
8751 * rs6000/t-xrs6000: Likewise.
8752 * sh/t-sh: Likewise.
8753 * sparc/t-elf: Likewise.
8754 * sparc/t-sparcbare: Likewise.
8755 * sparc/t-sparclite: Likewise.
8756 * sparc/t-splet: Likewise.
8757 * v850/t-v850: Likewise.
8758 * mn10200/t-mn10200: Fix comments.
8759 * mn10300/t-mn10300: Likewise.
8761 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8762 dummy operand. Allocate a new pseudo for the dummy operand.
8763 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8765 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8767 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8769 * configure: Rebuilt.
8770 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8772 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8774 * recog.c (preproces_constraints): Zero recog_op_alt before
8775 processing the constraints.
8777 * arm.c (typedef minipool_node): Renamed from pool_node.
8778 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8779 (add_minipool_constant): New function.
8780 (dump_minipool): New function.
8781 (find_barrier): Remove special case for getting the insn size of
8782 an insn that references the constant pool.
8783 (minipool_fixup): New structure.
8784 (push_minipool_barrier): New function.
8785 (push_minipool_fix): New function.
8786 (note_invalid_constants): New function.
8787 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8788 (arm_reorg): Rewrite code to fix up the constant pool into a
8789 series of mini-pools embedded in the insn stream.
8790 (arm_output_epilogue): New function, made mainly from the body
8791 of output_func_epilogue.
8792 (output_func_epilogue): Move insn generation part of epilogue code
8793 to arm_output_epilogue.
8794 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8795 * arm.md (pool_range): New attribute.
8796 (zero_extendqidi2): Add attribute pool_range.
8797 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8798 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8799 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8800 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8801 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8802 (epilogue): New expand.
8803 (epilogue_insn): New insn. Call arm_output_epilogue.
8805 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8806 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8808 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8810 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8812 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8814 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8816 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8818 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8820 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8822 * global.c: Fix comment.
8824 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8826 * gcc.c (access_check): New static function.
8827 (find_a_file): Use it when searching a directory list.
8828 * collect2.c (find_a_file): Don't accept directories found when
8829 searching a directory list.
8831 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8833 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8834 function parameters with `&'.
8835 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8837 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8839 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8840 or tidy_fallthru_edge if the last insn in the block is not
8841 an unconditional jump or a simple conditional jump.
8843 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8845 * Makefile.in (c-decl.o): Depends on defaults.h.
8847 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8849 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8851 (CLASS_MAX_NREGS): Likewise.
8853 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8855 * cse.c (cse_insn): Fix dumb thinko in last change.
8857 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8859 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8862 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8864 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8865 test for sizes of passed and declared parameter types.
8867 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8869 * fixincludes: Fix the return type of bsearch, char* -> void*.
8871 * fixinc/inclhack.def: Likewise.
8873 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8875 * invoke.texi (-fdump-translation-unit): New option.
8877 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8879 * expr.h (PROMOTE_PROTOTYPES): Move ...
8880 * defaults.h: ... to here.
8881 * c-decl.c: Include defaults.h instead of expr.h.
8882 * c-typeck.c: Include defaults.h.
8884 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8886 * toplev.h (errorcount): Declare.
8887 (warningcount): Likewise.
8888 (sorrycount): Likewise.
8889 * c-lex.c (errorcount): Don't declare.
8890 * dwarf2out.c (errorcount): Don't declare.
8892 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8894 * config/libgloss.h: Add a note discouraging use with ELF.
8895 * configure.in: Don't use libgloss.h for ELF targets.
8896 Always use_collect2 on a.out targets.
8898 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8900 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8901 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8903 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8905 * loop.c (strength_reduce): When doing biv->giv conversion, update
8906 reg note of NEXT->insn.
8908 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8910 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8912 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8914 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8915 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8916 Ensure expr.h is included.
8917 * c-typecheck.c (convert_arguments): Ditto.
8919 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8921 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8922 * config/convex/convex.h: Ditto.
8923 * config/dsp16xx/dsp16xx.h: Ditto.
8924 * config/fx80/fx80.h: Ditto.
8925 * config/gmicro/gmicro.h: Ditto.
8926 * config/i370/i370.h: Ditto.
8927 * config/i386/i386.h: Ditto.
8928 * config/m32r/m32r.h: Ditto.
8929 * config/m68k/m68k.h: Ditto.
8930 * config/m88k/m88k.h: Ditto.
8931 * config/mips/mips.h: Ditto.
8932 * config/pa/pa.h: Ditto.
8933 * config/pyr/pyr.h: Ditto.
8934 * config/tahoe/tahoe.h: Ditto.
8935 * config/we32k/we32k.h: Ditto.
8937 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8940 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8942 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8945 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8947 1999-08-02 Richard Henderson <rth@cygnus.com>
8949 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8950 for the register spill block.
8952 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8953 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8955 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8956 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8957 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8959 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8961 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8962 MAX_WCHAR_TYPE defined in sparc.h.
8963 * config/sparc/linuxaout.h: Likewise.
8964 * config/sparc/linux64.h: Likewise.
8965 Also default to -mvis if CPU is UltraSPARC.
8967 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8969 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8970 (RTX_OK_FOR_OLO10): Likewise.
8971 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8972 %lo(), allow it in addresses...
8973 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8974 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8975 does not make sense.
8976 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8977 (sparc_output_scratch_registers): New function.
8978 (output_function_prologue, sparc_flat_output_function_prologue): Use
8980 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8982 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8983 * configure.in: Add check for .register pseudo-op support in as and
8984 check for offsetable %lo().
8985 * acconfig.h: Add templates for the above checks.
8986 * configure: Regenerate.
8988 1999-08-02 Richard Henderson <rth@cygnus.com>
8990 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8991 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8992 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8994 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8996 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8999 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9001 * config/float-sparc.h: New file.
9002 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9003 sparc-*-linux-gnu and sparc64-*-linux*.
9005 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9007 * rs6000.c (rs6000_va_list): Type is an array.
9008 (rs6000_va_start): Don't doubly adjust for varargs.
9009 (rs6000_va_arg): Evaluate long long GPR adjustment.
9011 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9013 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9014 -maix64 and -maix32.
9015 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9016 LINK_SPEC): Change appropriately.
9017 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9018 (u_short_cint_operand): Likewise.
9019 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9021 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9023 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9025 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9027 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9029 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9030 (non_add_cint_operand): Likewise.
9031 (logical_operand): Likewise.
9032 (non_logical_cint_operand): Likewise.
9033 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9034 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9035 (rs6000_select_rtx_section): Suppress warning.
9036 (small_data_operand): Suppress warning.
9037 (rs6000_got_register): Suppress warning.
9038 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9039 type, so `J' is generally the wrong constraint for a SImode value;
9041 (andsi3_internal2): Likewise.
9042 (andsi3_internal3): Likewise.
9043 (iorsi3_internal1): Likewise.
9044 (xorsi3_internal1): Likewise.
9046 (movsf_softfloat): Likewise.
9047 (scc insns): Likewise.
9048 (movsi+2): Preserve sign bits of SImode constant.
9049 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9050 (movdf+1): Sign-extend properly.
9051 (movdi_32+1): Sign-extend properly.
9052 (scc insns): Sign-extend properly.
9054 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9057 1999-08-02 Richard Henderson <rth@cygnus.com>
9059 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9061 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9062 * alpha.md (all fp insns): Likewise.
9064 1999-08-02 Nick Clifton <nickc@cygnus.com>
9066 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9069 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9071 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9072 pic_load_label generator directly.
9073 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9074 No longer a named pattern.
9076 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9078 * explow.c (force_reg): Call force_operand if X does not
9079 satisfy general_operand.
9081 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9083 * fix-header.c (main): When testing for CONTINUED, use string
9084 equality, not pointer equality.
9086 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9088 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9090 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9092 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9093 that has become an unconditional jump.
9095 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9096 (output_function_epilogue): Similarly.
9098 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9100 * tree.h (init_dummy_function_start): Declare.
9102 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9104 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9105 last_expr_type, last_expr_value, block_start_count, block_stack,
9106 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9107 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9108 dynamically in stmt elt of struct function for each function.
9109 (struct nesting): Rename function_call_count elt to n_function_calls,
9110 target_temp_slot_level to block_target_temp_slot_level. All users
9112 (struct stmt_status): New structure definition.
9113 Add many accessor macros for stmt_status elements which previously
9114 were global variables.
9115 (init_stmt_for_function): Allocate stmt elt for current_function.
9116 Reflect that block_start_count was renamed to
9117 current_block_start_count.
9118 (save_stmt_status, restore_stmt_status): Delete functions.
9119 (preserve_subexpressions_p): Don't access loop_stack when outside
9121 (expand_start_bindings): Reflect that block_start_count was renamed to
9122 current_block_start_count.
9123 (expand_fixup): Likewise.
9124 (expand_decl): Don't access block_stack when outside a function.
9125 (expand_decl_cleanup): Likewise.
9126 (expand_dcc_cleanup): Likewise.
9127 (expand_dhc_cleanup): Likewise.
9128 (expand_anon_union_decl): Likewise.
9129 (set_file_and_line_for_stmt): New function.
9130 (in_control_zone_p): New function.
9132 * function.h (struct function): Add new elt stmt.
9133 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9134 case_stack, nesting_stack, nesting_depth, block_start_count,
9135 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9136 emit_lineno, goto_fixup_chain.
9137 (save_eh_status, restore_eh_status, save_stmt_status,
9138 restore_stmt_status): Delete declarations.
9139 * function.c (push_function_context_to): Don't call save_stmt_status.
9140 (pop_function_context_to): Don't call restore_stmt_status.
9141 * tree.h (in_control_zone_p): Declare.
9142 * rtl.h (set_file_and_line_for_stmt): Declare.
9144 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9145 call set_file_and_line_for_stmt.
9147 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9149 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9150 Also update copyright.
9152 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9154 * c-pragma.c: Don't include "except.h".
9155 * emit-rtl.c: Likewise.
9156 * stor-layout.c: Likewise.
9158 * varasm.c: Likewise.
9160 * flow.c: Include "function.h".
9161 * tree.h (init_dummy_function_start): Declare new function.
9163 * except.h (struct eh_status): New structure.
9164 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9166 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9167 catch_clauses, false_label_stack, caught_return_label_stack,
9168 protect_list, current_function_ehc): Add accessor macros for the
9169 corresponding fields in current_function->eh; delete declarations
9170 for all items that used to be declared here.
9171 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9172 catch_clauses, false_label_stack, caught_return_label_stack,
9173 protect_list, current_function_ehc): Delete variables.
9174 (init_eh_for_function): Allocate current_function->eh.
9175 (save_eh_status, restore_eh_status): Delete functions.
9177 * function.h (struct function): Add fields next_global and eh.
9178 Delete all exception handling related fields.
9179 * function.c (current_function): New variable.
9180 (all_functions): New variable.
9181 (push_function_context_to): Don't allocate a struct function,
9182 use current_function instead. Call init_dummy_function_start when
9183 outside a function. Clear current_function before returning.
9184 (pop_function_context_from): Restore current_function.
9185 Don't free the restored struct function.
9186 (prepare_function_start): New function.
9187 (init_dummy_function_start): New function.
9188 (init_function_start): Break out some code into prepare_function_start
9191 * stmt.c (save_stmt_status): Don't call save_eh_status.
9192 (restore_stmt_status): Don't call restore_eh_status.
9194 * Makefile.in: Update dependencies.
9196 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9198 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9199 of depending on a magic constant value. Update comments.
9200 (hppa_expand_prologue): Similarly.
9202 * pa.md (reload_indi, reload_outdi): Allow any register for the
9203 original reload register.
9205 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9207 * cccp.c (print_help): Change marcos to macros.
9209 1999-07-30 Richard Henderson <rth@cygnus.com>
9211 * c-typeck.c (initializer_constant_valid_p): Move ...
9212 * c-common.c (initializer_constant_valid_p): ... here. Use
9213 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9215 * c-common.h (initializer_constant_valid_p): Declare.
9216 * c-tree.h (initializer_constant_valid_p): Remove.
9218 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9220 * config/i386/sol2-c1.asm: Align the stack.
9221 * config/i386/sol2-gc1.asm: Likewise.
9223 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9225 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9226 -Asparclite for sparc86x.
9227 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9229 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9231 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9233 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9234 the user if using the non-default arch size in BI_ARCH configuration.
9235 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9237 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9238 Fix patterns so that they actually match.
9239 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9240 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9241 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9243 (mulsidi3): Reflect this in the expand.
9244 (smulsi3_highpart): Only on TARGET_ARCH32.
9245 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9246 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9247 (umulsidi3): Reflect this in the expand.
9248 (umulsi3_highpart): Only on TARGET_ARCH32.
9249 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9250 don't require g0 to be zero.
9251 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9252 ({,u}divsi3): New expands.
9253 ({,u}divsi3_sp64): New patterns.
9254 (after lshrdi3_v8plus): Four new patterns to help combiner
9255 optimizing nested mixed mode shifts.
9257 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9258 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9259 speed things up. Don't use them by default on plain v9 in 64bit
9260 mode, according to what SPAMv9 sais.
9262 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9263 top 32 bits of %[og][0-7] in signal handlers.
9264 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9266 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9268 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9269 (ashlsi3): Corresponding changes.
9271 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9273 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9275 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9277 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9279 * arm.h (Hint): Delete macro.
9280 Substitute HOST_WIDE_INT for Hint in some prototypes.
9281 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9283 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9285 * builtins.c (expand_builtin_setjmp): Use force_operand to
9286 make sure that the buffer address is in a suitable form to be
9287 passed to force_reg.
9289 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9291 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9294 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9296 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9297 proper mode in the condition string.
9298 (icacheflush, dcacheflush): Remove modes from match_operands.
9300 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9301 proper mode before using it.
9303 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9306 * pa.c (store_reg): Do not call add_high_const generator directly.
9307 (load_reg, set_reg_plus_d): Likewise.
9308 * pa.md (add_high_const): No longer a named pattern.
9310 * pa.c (legitimize_address): Consistently use Pmode rather than
9311 SImode. Do not call gen_pic2_highpart directly anymore.
9312 * pa.md (pic2_highpart): No longer a named pattern.
9313 (pic2_lo_sum): Similarly. Reformat to make more readable.
9315 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9320 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9322 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9324 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9326 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9327 and tag the spill mems.
9328 (hppa_va_start): New.
9330 * pa.h (EXPAND_BUILTIN_VA_START): New.
9331 (EXPAND_BUILTIN_VA_ARG): New.
9333 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9335 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9336 and tag the spill mems.
9337 (mn10300_va_start): New.
9338 (mn10300_va_arg): New.
9339 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9340 (EXPAND_BUILTIN_VA_ARG): New.
9342 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9344 * mn10200.c (mn10200_va_arg): New.
9345 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9347 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9349 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9350 rather than play with TREE_INT_CST_LOW.
9352 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9354 * config/arm/telf.h: Include dbxelf.h.
9355 (CPP_PREDEFINES): Only define if not already defined.
9356 (ASM_IDENTIFY_GCC): Likewise.
9357 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9358 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9359 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9361 (DBX_DEBUGGING_INFO): Don't define.
9362 * config/arm/linux-telf.h: New file.
9363 * config/arm/linux-tgas.h: New file.
9364 * config/arm/t-thumb-linux: New file.
9365 * config/arm/uclinux-elf.h: New file.
9366 * config/arm/uclinux-telf.h: New file.
9367 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9368 thumb-*-uclinux): New targets.
9369 * configure: Regenerate.
9371 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9373 * pa.md (post_store, pre_load): New expanders.
9374 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9375 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9376 need to directly generate RTL for them.
9377 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9380 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9382 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9383 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9384 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9385 (secndary_reload_class): Make TARGET_ELF conditional compile.
9386 (print_operand_address): Similar.
9387 (output_toc): Print all values as hex.
9388 (get_issue_rate): Rearrange and add RS64A and PPC630.
9389 * rs6000.h (processor_type): Add RS64A and PPC630.
9390 (PROCESSOR_POWERPC64): New.
9391 (PROMOTE_MODE): Use word_mode.
9392 (RTX_COSTS): Add RS64A and PPC630.
9393 * rs6000.md (scheduling information): Add lmul and ldiv
9394 representing 64-bit integer multiply and divide. Add rs64a and
9396 (ashldi3): Add support for "rldic" instruction.
9397 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9399 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9401 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9402 instead of V8 for sparclite86x in cpu_table.
9404 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9406 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9407 output_file_directive.
9409 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9411 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9412 tree for op1, not the rtl.
9414 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9416 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9417 to m88k_va_start, leaving only the register spill.
9418 (m88k_build_va_list): New.
9419 (m88k_va_start): New.
9421 * m88k.h (BUILD_VA_LIST_TYPE): New.
9422 (EXPAND_BUILTIN_VA_START): New.
9423 (EXPAND_BUILTIN_VA_ARG): New.
9425 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9427 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9428 Rename from expand_builtin_saveregs.
9429 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9431 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9433 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9434 for the register spill block.
9435 (i960_build_va_list): New.
9436 (i960_va_start): New.
9438 * i960.h (BUILD_VA_LIST_TYPE): New.
9439 (EXPAND_BUILTIN_VA_START): New.
9440 (EXPAND_BUILTIN_VA_ARG): New.
9441 * i960.md (store_multiple): Use change_address on individul mems.
9443 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9445 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9447 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9448 (expand_builtin_va_end): Evaluate arg for side effects.
9449 * c-common.c (c_common_nodes_and_builtins): Construct a
9450 va_list_arg_type_node to handle array decomposition to pointer.
9452 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9454 * except.c (start_dynamic_cleanup): Use force_operand on the
9457 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9459 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9460 * c4x.c (c4x_va_arg): New.
9462 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9464 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9467 1999-07-26 Nathan Sidwell <nathan@acm.org>
9469 * eh-common.h (__eh_matcher): Prototype correctly.
9471 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9473 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9474 (TARGET_SINGLE_PIC_BASE): Likewise.
9475 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9477 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9478 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9479 (TARGET_OPTIONS): Add -mpic-register=N.
9480 (OUTPUT_INT_ADDR_CONST): New macro.
9481 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9482 LEGITIMATE_PIC_OPERAND_P): Likewise.
9483 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9484 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9485 output_addr_const directly.
9486 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9488 (thumb_pic_register, thumb_pic_register_string): Declare.
9490 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9492 (label_mentioned_p): New function: Imported from arm.c.
9493 (legitimize_pic_address): New function: Imported from arm.c.
9494 (is_pic):New function: Imported from arm.c.
9495 (thumb_finalize_pic):New function: Imported from arm.c.
9496 (add_constant): Cope with PIC constants.
9497 (fixit): Cope with PIC constants.
9498 (output_return): Do not treat the PIC register as live if
9499 TARGET_SINGLE_PIC_BASE is true.
9500 (thumb_function_prologue): Do not treat the PIC register as live if
9501 TARGET_SINGLE_PIC_BASE is true.
9502 (thumb_expand_prologue): Do not treat the PIC register as live if
9503 TARGET_SINGLE_PIC_BASE is true.
9504 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9505 TARGET_SINGLE_PIC_BASE is true.
9506 (thumb_print_operand): Accept '|'.
9507 (thumb_override_options): Process PIC options.
9509 * config/arm/thumb.md (movsi): Support PIC.
9510 (call_insn): Change "i" constraint to "X".
9511 (call_value_insn): Likewise.
9512 (consttable_4, consttable_8, consttable_end): Set and clear
9513 "making_const_table" as appropriate.
9514 (pic_load_addr, pic_add_dot_plus_four): New insns.
9516 * invoke.texi (Thumb Options): Fix spelling. Document new
9517 options -msingle-pic-base and -mpic-register=.
9519 1999-07-26 Andrew Haley <aph@cygnus.com>
9521 * config/m32r/initfini.c (__init): Use a full word immediate for
9522 __fini: this allows it to be placed in any memory region.
9524 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9525 -mmodel=medium. This is OK for all memory models.
9527 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9529 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9530 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9532 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9534 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9537 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9539 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9541 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9542 (BUILD_VA_LIST_TYPE): New.
9543 (EXPAND_BUILTIN_VA_START): New.
9544 (EXPAND_BUILTIN_VA_ARG): New.
9545 * i860.c (output_delayed_branch): Disable.
9546 (output_delay_insn): Likewise.
9547 (i860_saveregs): New.
9548 (i860_build_va_list): New.
9549 (i860_va_start): New.
9551 * i860.md: Disable all peepholes using output_delayed_branch.
9552 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9554 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9556 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9557 (BUILD_VA_LIST_TYPE): New.
9558 (EXPAND_BUILTIN_VA_START): New.
9559 (EXPAND_BUILTIN_VA_ARG): New.
9560 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9561 Return the address of the save area.
9562 (clipper_build_va_list): New.
9563 (clipper_va_start): New.
9564 (clipper_va_arg): New.
9566 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9568 * arc.h (EXPAND_BUILTIN_VA_START): New.
9569 (EXPAND_BUILTIN_VA_ARG): New.
9570 * arc.c (arc_setup_incoming_varargs): Set alias set of
9572 (arc_va_start): New.
9575 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9577 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9578 (BUILD_VA_LIST_TYPE): New.
9579 (EXPAND_BUILTIN_VA_START): New.
9580 (EXPAND_BUILTIN_VA_ARG): New.
9581 * alpha.c (alpha_builtin_saveregs): Delete.
9582 (alpha_build_va_list): New.
9583 (alpha_va_start): New.
9584 (alpha_va_arg): New.
9586 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9588 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9590 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9591 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9593 * gcc.texi: More changes related to list conversion.
9594 * invoke.texi: Likewise.
9596 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9598 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9599 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9600 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9601 (stabilize_va_list): New function.
9602 (std_expand_builtin_va_start): New function.
9603 (expand_builtin_va_start): New function.
9604 (get_varargs_alias_set): New function.
9605 (std_expand_builtin_va_arg): New function.
9606 (expand_builtin_va_arg): New function.
9607 (expand_builtin_va_end): New function.
9608 (expand_builtin_va_copy): New function.
9609 (expand_builtin): Call them.
9610 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9611 __builtin_{varargs_start,stdarg_start,end,copy}.
9612 (build_va_arg): New function.
9613 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9614 (build_va_arg): Declare.
9615 * c-decl.c (ptr_type_node, va_list_type_node): New.
9616 * c-parse.gperf (__builtin_va_arg): New.
9617 * c-parse.in (VA_ARG): New token.
9618 (unary_expr): Recognize it.
9619 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9620 * expr.h (std_expand_builtin_va_start): Declare.
9621 (std_expand_builtin_va_arg): Declare.
9622 (expand_builtin_va_arg): Declare.
9623 (get_varargs_alias_set): Declare.
9624 * tree.def (VA_ARG_EXPR): New.
9625 * tree.h (BUILT_IN_VARARGS_START): New.
9626 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9627 (ptr_type_node, va_list_type_node): Declare.
9628 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9629 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9630 * m88k.h, m88k.c: Likewise.
9631 * mn10300.h, mn10300.c: Likewise.
9632 * pa.h, pa.c: Likewise.
9633 * rs6000.h, rs6000.c: Likewise.
9634 * sh.h, sh.c: Likewise.
9635 * sparc.h, sparc.c: Likewise.
9637 * emit-rtl.c (operand_subword): Copy alias set.
9638 (change_address): Likewise.
9640 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9642 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9643 not just the first one.
9645 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9647 * config/arm/arm.h (TARGET_SWITCHES): Add
9648 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9649 (TARGET_OPTIONS): Add -mpic-register=.
9650 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9651 (arm_pic_register_string): Declare.
9652 (NEED_PLT_GOT): Delete, replace with ...
9653 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9654 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9655 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9656 * config/arm/arm.c (arm_override_options): Add new option
9658 (arm_pic_register_string): New variable.
9659 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9660 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9661 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9662 (output_return_instruction): Likewise.
9663 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9664 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9665 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9667 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9668 mention of -msched-prolog. Document new options -msingle-pic-base
9669 and -mpic-register=.
9671 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9673 * haifa-sched.c (reemit_notes): Tidy.
9674 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9677 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9679 * explow.c (trunc_int_for_mode): New function.
9680 (plus_constant_wide): Use it.
9681 * combine.c (simplify_and_const_int): Likewise.
9682 (merge_outer_ops): Likewise.
9683 (simplify_shift_const): Likewise.
9684 * cse.c (simplify_unary_operation): Likewise.
9685 (simplify_binary_operation): Likewise.
9686 * emit-rtl.c (operand_subword): Likewise.
9687 * rtl.h: Declare it.
9689 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9691 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9692 (use NUM_REGS instead of NUM_INTS).
9694 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9696 * builtins.c: New file.
9697 * expr.c (saveregs_value, apply_args_value): Delete definition,
9698 moved into builtins.c.
9699 (string_constant): No longer static.
9700 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9701 apply_args_size, apply_result_size, result_vector,
9702 expand_builtin_apply_args, expand_builtin_apply,
9703 expand_builtin_return): Delete functions, moved into builtins.c.
9704 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9705 * expr.h (saveregs_value, apply_args_value): Declare variables.
9706 (expand_builtin, string_constant): Declare functions.
9707 * Makefile.in: Update to build builtin.o.
9709 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9711 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9712 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9713 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9714 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9716 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9719 1999-07-21 Michael Meissner <meissner@cygnus.com>
9721 * print-rtl.c (print_rtx): Print the names of the virtual
9724 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9726 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9727 introduced in previous delta.
9729 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9731 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9732 to avoid name clash.
9734 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9736 * c-lex.c (yylex) : Correct the test for overflow when lexing
9739 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9741 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9742 (adjust_priority): Always call ADJUST_PRIORITY.
9743 (schedule_insn): Only put insns into the ready at cost 0.
9744 (schedule_block): Remove redundant initial sort. Give clock_var
9745 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9747 * tm.texi (MD_SCHED_REORDER): Update docs.
9749 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9750 * sparc.c (ultra_reorder_called_this_block): Delete.
9751 (ultrasparc_sched_init): Don't set it.
9752 (ultrasparc_sched_reorder): Don't check it.
9754 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9756 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9757 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9758 (function_arg_boundary): Align DFmode.
9759 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9760 to get fp reg and stack overflow correct.
9761 (function_arg): Likewise.
9762 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9763 (setup_incoming_varargs): Restructure for ABI_V4; use
9764 function_arg_advance to skip final named argument.
9765 (expand_builtin_saveregs): Properly unskip the last integer arg
9766 when doing varargs. Adjust overflow location calculation.
9768 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9769 explicitly unsigned.
9770 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9771 (__VA_GP_REGSAVE): Similarly.
9772 (__va_longlong_p): Delete.
9773 (__va_arg_type_violation): New declaration.
9774 (va_arg): Restructure. Flag promotion errors. Align double.
9775 TFmode passed by reference.
9777 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9778 in the HOST_BITS_PER_WIDE_INT > 32 case.
9780 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9782 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9784 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9786 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9787 * toplev.c (documented_lang_options): Add -fpreprocessed.
9788 * cpplib.h (struct cpp_buffer): Add preprocessed.
9789 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9790 (cpp_start_read): Don't expand macros or emit an initial #line
9791 directive if -fpreprocessed.
9793 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9795 * cpplib.h (struct cpp_buffer): Added manual_pop for
9796 better C++ tokenization.
9797 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9798 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9799 * c-common.c (cpp_token): Make non-static.
9801 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9803 * c-common.h: New file.
9804 * c-common.c (permanent_obstack): Delete unused declaration.
9805 (c_global_trees): New array.
9806 (c_common_nodes_and_builtins): New function; split off common code
9807 from init_decl_processing in both c-decl.c and cp/decl.c.
9808 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9809 c_global_trees and accessor macros defined in c-common.h.
9811 * c-decl.c: Delete definitions for tree nodes that were replaced by
9813 (init_decl_processing): Build void_list_node.
9814 Call c_common_nodes_and_builtins; delete code to generate the common
9816 * objc/objc-act.c (build_module_descriptor): Rename variable
9817 void_list_node to avoid clash with c-common.h.
9819 * Makefile.in: Update dependencies.
9820 * objc/Make-lang.in: Likewise.
9822 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9824 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9825 (UNIQUE_SECTION_P): Likewise.
9826 (UNIQUE_SECTION): Likewise.
9828 1999-07-19 Linas Vepstas <linas@linas.org>
9830 * config/i370/README: New file.
9831 * config/i370/linux.h: New file.
9832 * config/i370/mvs.h: New file.
9833 * config/i370/oe.h: New file.
9834 * config/i370/t-linux: New file.
9835 * config/i370/t-mvs: New file.
9836 * config/i370/t-oe: New file.
9837 * config/i370/x-oe: New file.
9838 * config/i370/xm-linux.h: New file.
9839 * config/i370/xm-mvs.h: New file.
9840 * config/i370/xm-oe.h: New file.
9842 * i370.c (label_node_t): Add first_ref_page, label_addr,
9843 label_first_ref, label_last_ref members.
9844 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9845 (MAX_MVS_LABEL_SIZE): Define.
9846 (MAX_LONG_LABEL_SIZE): Define.
9847 (alias_node_t, alias_anchor, alias_number): New.
9848 (mvs_function_table): Reorder for EBCDIC.
9849 (ascebc, ebcasc): Unconditionally define.
9850 (i370_branch_dest, i370_branch_length): New functions.
9851 (i370_short_branch, i370_label_scan): New functions.
9852 (mvs_get_label): Renamed from mvs_add_label. Search for
9853 an existing label before creating a new one.
9854 (mvs_add_label): New function.
9855 (mvs_get_label_page): New function.
9856 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9857 over the entire list.
9858 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9859 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9860 (mvs_add_alias, mvs_need_alias): New functions.
9861 (mvs_get_alias, mvs_check_alias): New functions.
9862 (handle_pragma): New function.
9863 (mvs_function_check): New function.
9864 (unsigned_jump_follows_p): Search harder.
9865 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9866 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9867 * i370.h (TARGET_VERSION): Delete.
9868 (CPP_SPEC, CPP_PREDEFINES): Delete.
9869 (mvs_label_emitted): Delete.
9870 (TARGET_EBCDIC): Delete.
9871 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9872 (HANDLE_PRAGMA): Define.
9873 (HARD_REGNO_NREGS): Handle complex modes.
9874 (HARD_REGNO_MODE_OK): Likewise.
9875 (CLASS_MAX_NREGS): Likewise.
9876 (RET_REG): Likewise.
9877 (EXTRA_CONSTRAINT): Define.
9878 (RETURN_IN_MEMORY): True for DImode.
9879 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9880 (FUNCTION_PROFILER): Delete.
9881 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9882 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9883 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9884 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9885 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9886 (ASM_FILE_START): Add "RMODE ANY".
9887 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9888 (ASM_GLOBALIZE_LABEL): Likewise.
9889 (ASM_OUTPUT_LABELREF): Likewise.
9890 (ASM_OUTPUT_COMMON): Likewise.
9891 (PRINT_OPERAND): Handle 'K', 'W', default.
9892 (PRINT_OPERAND_ADDRESS): New.
9893 (Lots of defines): Add support for TARGET_ELF_ABI.
9894 * i370.md (attr length): New. Define for all patterns.
9895 (*): Lots of tweeks to assembly output and constraints.
9897 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9899 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9900 Disable patterns performing SImode comparisons with SImode values
9901 if TARGET_POWERPC64 and instruction does not sign-extend or does
9902 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9903 differ for signed quantities.
9904 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9905 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9906 (decrement_and_branch_on_count): Add 64-bit variant.
9908 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9910 * final.c (output_asm_insn): When searching for the matching string
9911 for a given dialect, don't run past the end of the list of
9912 alternatives if there are fewer alternatives in the template than
9915 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9917 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9918 Removed paragraph about compression of files and size limitation,
9919 duplicated in the FAQ. Use gcc-patches for posting patches.
9920 * gcc.c (main): Updated URL with bug reporting instructions to
9921 gcc.gnu.org. Removed e-mail address.
9922 * system.h (abort): Likewise.
9924 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9926 * Makefile.in (stmp-multilib-sub): Make the files extracted
9927 from $(LIBGCC1) writable.
9929 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9931 * config/arm/aout.h: Reformat for improved readability.
9933 * config/arm/arm.h: Reformat for improved readability.
9934 Replace uses of fprintf with asm_fprintf where appropriate.
9935 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9936 function declaration assembler actions.
9937 (NUM_INTS): New macro: Convert from bytes to words.
9938 (NUM_REGS): New macro: Compute number of registers required to
9939 hold a quanitity of tyep MODE.
9940 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9942 (NUM_ARG_REGS): New macro: The number of argument registers
9944 (ARG_REGISTER): New macro: Compute the register number of the Nth
9946 (LAST_ARG_REGNUM): New macro: The number of the last argument
9948 (SP_REGNUM): New macro: Register number of the stack pointer.
9949 (FP_REGNUM): New macro: Register number of the frame pointer.
9950 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9951 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9952 CUMULATIVE_ARGS so that it counts registers not bytes.
9954 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9956 Replace uses of fprintf with asm_fprintf where appropriate.
9957 (output_ascii_pseudo_op): Replace with version from thumb.c
9959 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9961 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9963 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9964 (ASM_FILE_START): Emit ASM_APP_OFF.
9966 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9968 * pa.c (compute_frame_size): Round frame according to
9969 STACK_BOUNDARY rather than a hardwired value.
9971 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9973 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9975 * configure: Rebuilt.
9977 * configure.in (hppa*-*-linux*): New configuration.
9978 * configure: Rebuilt.
9979 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9980 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9981 * pa/pa-linux.h: New file.
9982 * pa/t-linux: New file.
9983 * pa/xm-linux.h: New file.
9985 * pa.c (hppa_legitimize_address): Change references from SImode to
9986 either Pmode or word_mode as appropriate.
9987 (emit_move_sequence, store_reg, load_reg): Likewise.
9988 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9989 (output_mul_insn): Likewise.
9990 * pa.h (PROMOTE_MODE): Likewise.
9991 (INITIALZE_TRAMPOLINE): Likewise.
9992 (Pmode): Define to word_mode.
9994 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9995 value of 4. Allocate 8 bytes for each FP register save.
9996 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9998 (hppa_expand_prologue): Likewise.
9999 * pa.h (PROMOTE_MODE): Likewise.
10000 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10001 (FUNCTION_ARG_BOUNDARY): Likewise.
10003 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10005 * pa.c (out_of_line_prologue_epilogue): Delete.
10006 (override_options): Remove -mspace related code.
10007 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10008 (compute_frame_size): Only allocate space for register that
10009 actually need to be saved.
10010 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10011 (TARGET_SWITCHES): Remove -mspace, -mno-space
10012 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10013 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10014 * pa/ee.asm, pa/ee_fp.asm: Delete.
10016 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10018 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10019 directive in column zero.
10021 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10023 * m68k.c (output_function_prologue): Fix computation of save mask
10024 when generating PIC code.
10026 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10028 * tree.c (build_type_attribute_variant): Move current_obstack restore
10029 after build_qualified_type call.
10031 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10033 * configure.in: Use t-iris6, even with GNU LD.
10034 * config/mips/iris6gld.h: Fix typo in linker spec.
10035 * config/mips/t-iris6gld: Remove.
10037 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10039 * rs6000.md (insv, extzv): Remove SImode dependence in named
10040 patterns. Explicitly generate DImode RTL if PowerPC64 and
10042 (insvdi): Reverse start and size in instruction template.
10044 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10046 * invoke.texi: Typo fixes.
10048 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10050 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10051 handle at this time instead of silently generating incorrect code.
10052 (gen_imagpart): Likewise.
10054 * reload.c (find_reloads): Emit a USE for a pseudo register without
10055 a hard register if we could not create an optional reload for the
10058 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10060 * c-typeck.c (output_init_element, process_init_element):
10061 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10062 check for nameless bit fields.
10064 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10066 * regclass.c (scan_one_insn): Notice subregs that change the
10067 size of their operand.
10068 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10070 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10072 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10073 * configure: Rebuilt.
10074 * alpha/t-ieee: New file.
10076 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10078 * rs6000.c (find_addr_reg): Do not select r0 as an address
10081 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10083 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10085 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10087 * rs6000.md (movsf): Do not force easy FP constants into memory.
10089 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10090 immed_double_const to ensure they are properly truncated then
10093 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10095 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10096 always unless NO_DEBUG is used. Compile this code
10098 (replace_symbols_in_block): Compile it unconditionally.
10100 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10102 * configure.in (i?86-*-elf*): New target.
10103 * configure: Rebuilt.
10104 * i386/i386elf.h, i386/t-i386elf: New files.
10106 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10108 * toplev.c (main): Don't complain about saying -gdwarf.
10109 (rest_of_compilation): Remove redundant code.
10111 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10113 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10115 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10117 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10118 "Li960R:", to avoid name clash.
10120 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10122 * loop.c (check_dbra_loop): When reversing a loop, delete all
10123 REG_EQUAL notes referencing the reversed biv except those which are
10124 for a giv based on it.
10126 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10128 * version.c: Drop "gcc-" prefix from version #.
10130 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10132 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10133 the label if we're being verbose.
10135 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10137 * m68k.c (output_function_prologue): Add pic register to mask
10138 if live and flag_pic.
10139 (output_function_epilogue): Likewise.
10141 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10143 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10144 directives in column zero.
10146 * pa/elf.h (ASM_FILE_START): Define.
10147 * pa/som.h (ASM_FILE_START): Include .level directives.
10148 * pa/hpux10.h (ASM_FILE_START): Delete.
10149 * pa/hpux11.h (ASM_FILE_START): Delete.
10151 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10153 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10155 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10156 when reload_out equals reload_in.
10158 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10160 * invoke.texi (Spec Files): New node: Describe the contents of
10163 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10165 * invoke.texi (DEC Alpha Options): Put @end table at
10166 beginning of line, to avoid confusing texi2html.
10168 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10170 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10171 introduced in previous delta.
10173 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10175 * reload1.c (gen_reload): When synthesizing a 3 operand add
10176 sequence, improve test for when to reload OP1 into the reload
10177 register instead of OP0.
10179 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10181 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10183 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10185 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10188 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10190 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10191 (va_dcl): Use __builtin_va_alist_t.
10193 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10195 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10196 on the permanent_obstack.
10197 * dwarfout.c (output_type): Likewise.
10199 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10201 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10202 Merged from c-typeck.c and cp/typeck.c.
10203 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10204 Merged into c-common.
10206 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10208 * c-lex.c (errorcount): Declare it.
10209 (finish_parse): Update errorcount when using CPPLIB.
10211 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10213 * fixinc/inclhack.def(end_else_label): Double the backslash so
10214 sed gets a chance to see it.
10215 * fixinc/inclhack.sh: regen
10216 * fixinc/fixincl.x: regen
10218 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10220 Add framework to support armv5 architecture when it becomes
10223 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10224 (arm_arch5): New variable.
10225 (all_architectures): Add armv5 line.
10226 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10227 -march=armv5 is specified on the command line.
10228 (arm_arch5): Export this variable.
10229 * invoke.texi: Document new string accepted by -march= switch for
10232 * config/arm/arm.h: Replace use of constant 12 as a register
10233 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10234 * config/arm/arm.c: Replace use of constant 12 as a register
10235 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10237 * config/arm/elf.h: Tidy up.
10238 * config/arm/coff.h: Tidy up.
10240 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10242 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10243 * gcc/config/mips/t-iris6gld: New file.
10244 * gcc/config/mips/iris6gld.h: Likewise.
10246 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10248 * c-decl.c (widest_integer_literal_type_node,
10249 widest_unsigned_literal_type) : New.
10250 (init_decl_processing): Handle/use the two new types.
10251 * c-common.c (type_for_size,type_for_mode) : Same.
10252 * c-lex.c (yylex) : Same.
10253 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10255 * c-tree.h (widest_integer_literal_type_node,
10256 widest_unsigned_literal_type) : New.
10258 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10260 * dwarfout.c (field_byte_offset): Correctly compute the object's
10261 byte offset for the first bit of a field which crosses an alignment
10262 boundary on a !BYTES_BIG_ENDIAN target.
10264 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10266 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10269 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10270 Jeff Law <law@cygnus.com>
10272 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10275 * except.c: Include intl.h.
10276 (expand_eh_return): Set current_function_cannot_inline.
10277 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10278 * function.h (struct function): Add eh_return_stub_label.
10279 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10280 * Makefile.in (except.o): Depend on intl.h.
10282 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10284 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10285 same as offsettable in cases 1 and 2.
10287 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10289 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10290 (extlh, extwh): Likewise.
10292 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10294 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10296 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10298 * configure.in: Add arm-pe and thumb-pe targets.
10299 * configure: Regenerate.
10301 * thumb.c (arm_naked_function_p): New function: Determines if
10302 a function is naked (has no gcc generated prologue/epilogue).
10303 (is_called_in_ARM_mode): Return true if the func has the
10304 interfacearm attribute.
10305 (output_return): Do not generate a return for naked functions.
10306 (thumb_function_prologue): Do not generate a prologue for
10308 (thumb_expand_prologue): Do not generate a prologue for naked
10310 (thumb_expand_epilogue): Do not generate an epilogue for naked
10312 (arm_valid_machine_decl_attribute): New function, copied from
10313 arm.c: Permit naked and interfacearm attributes.
10315 * config/arm/pe.c: New file: Support code for arm-pe target.
10316 * config/arm/pe.h: New file: Header file for arm-pe target.
10317 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10318 * config/arm/t-thumb-pe: New file: Makefile fragment for
10321 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10323 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10324 -fPIC or -fpic is specified.
10326 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10328 * expr.c (emit_block_move): Use copy_to_mode_reg for
10329 !TARGET_MEM_FUNCTIONS case too.
10331 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10333 * configure: Rebuilt.
10334 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10335 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10336 definitions made redundant by dbxelf.h inclusion. Delete
10337 lots of definitions related to assembly output that are
10338 specific to the SOM object format.
10339 * pa.c (output_function_prologue): Do not emit the function's
10341 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10342 * pa-pro.h: Deleted.
10343 * som.h: New file with SOM specific definitions.
10344 * elf.h: New file with ELF specific definitions.
10346 * elfos.h (const_section): Output a tab before assembler directives.
10347 (ctors_section, dtors_section): Likewise.
10348 (ASM_OUTPUT_SECTION_NAME): Likewise.
10350 * pa/pa1.h: Delete unused file.
10352 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10354 * configure.in (hppa*-hp-hpux11*): New configuration.
10355 * configure: Rebuilt.
10356 * pa/pa-hpux11.h: New file.
10357 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10360 * mips.md (leasi, leadi): New patterns.
10362 * expr.c (emit_block_move): Properly handle case where one of the
10363 block move arguments has a queued increment or decrement.
10364 (clear_storage): Similarly. Fix formatting goof.
10366 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10368 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10369 semicolon from the BSD VA_LIST replacement expression.
10371 * fixinc/inclhack.sh: regen
10372 * fixinc/fixincl.x: regen
10374 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10375 now use the fixincl program.
10377 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10379 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10380 case. Also make the PIC register call_used.
10382 * m68k.h (FINALIZE_PIC): Delete.
10383 * m68k.c (finalize_pic): Delete.
10385 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10387 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10390 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10392 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10394 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10396 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10398 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10400 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10402 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10404 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10406 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10408 * rs6000.c (output_toc): Always use hex values for floating-point
10409 constants. Store single-precision values in upper-half of TOC
10410 entry in 64-bit mode.
10411 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10412 to final constraints.
10413 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10414 (fctiwz): Improve accuracy of RTL for pattern.
10416 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10418 * expr.c (expand_expr): Allow RTL_EXPR's through the
10419 MAX_INTEGER_COMPUTATION_MODE checks.
10421 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10423 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10424 such that MASK_SUPPORT_ARCH is not negative.
10426 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10428 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10429 ADDR_DIFF_VEC insns that appear inside loops.
10431 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10432 Jeff Law <law@cygnus.com>
10434 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10435 Handle LO_SUM the same as offsettable in cases 1 and 2.
10436 * rs6000.c (find_addr_reg): Revert previous patch.
10438 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10440 * system.h (strstr): New external function declaration.
10441 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10442 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10443 * config.in, configure: Rebuilt.
10445 1999-06-24 Tom Tromey <tromey@cygnus.com>
10447 * gcc.c (main): Read user-specified specs files after computing
10448 additional startfile_prefixes.
10450 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10452 Revert these two patches:
10454 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10455 * loop.c (strength_reduce): When doing biv->giv conversion, update
10456 reg note of NEXT->insn.
10458 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10459 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10461 (recombine_givs): Set ix field after sorting.
10463 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10465 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10466 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10468 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10470 *fixinc/inclhack.def: Add fix development commentary
10471 (read_ret_type): reactivate and add selection clause
10472 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10473 *fixinc/{fixincl.x|inclhack.sh}: regen
10475 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10477 * expr.c (expand_expr): STRIP_NOPS before checking against
10478 MAX_INTEGER_COMPUTATION_MODE
10479 (check_max_integer_computation_mode): Likewise.
10481 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10483 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10485 1999-06-22 Jim Wilson <wilson@cygnus.com>
10487 * expr.c (store_expr): When target is a promoted subreg, return a
10488 promoted subreg as a result.
10490 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10492 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10494 (dwarf2out_define): Mark unused parameters appropriately.
10495 (gen_unspecified_parameters_die): Ditto.
10496 (gen_subprogram_die): Fix signed/unsigned warnings.
10497 (gen_variable_die): Ditto.
10499 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10501 * fixinc/inclhack.def(end_else_label): combined else_label
10502 and endif_label and fixed the sed expression.
10503 *fixinc/{fixincl.x|inclhack.sh}: regen
10505 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10507 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10508 'x' when handling non-offsettable addresses
10510 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10512 * final.c (shorten_branches): Don't try to split an insn that has
10515 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10517 * config/mips/mips.c (symbolic_expression_p): New function.
10518 (mips_select_rtx_section): Put symbolic expressions in the
10519 data section, not the read-only data section.
10521 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10523 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10525 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10527 * collect2.c (main): Log frame table count.
10528 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10529 (scan_prog_file) [COFF]: Handle frame tables.
10531 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10532 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10533 * alpha/elf.h: Undef them again.
10534 * alpha/vms.h: Remove their definitions.
10536 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10538 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10539 remove the clobber of r0 and change the REG_UNUSED note to
10542 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10544 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10545 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10546 fits in HOST_WIDE_INT and one uses union to access a long constant
10549 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10551 * sparc.c (sparc_override_options): Don't allow profiling for
10552 code models other than medlow.
10553 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10554 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10555 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10556 (sparc_block_profiler): Likewise.
10557 (sparc_function_block_profiler_exit): Likewise.
10558 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10559 (FUNCTION_BLOCK_PROFILER): Likewise.
10560 (BLOCK_PROFILER): Likewise.
10561 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10562 (MCOUNT_FUNCTION): New.
10563 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10564 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10565 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10566 (MCOUNT_FUNCTION): New.
10567 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10568 (BLOCK_PROFILER): Delete.
10569 (MCOUNT_FUNCTION): New.
10571 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10573 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10575 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10577 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10580 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10583 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10586 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10589 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10591 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10594 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10596 * i386/djgpp.h (LIB_SPEC): New.
10597 (STARTFILE_SPEC): New.
10599 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10601 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10603 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10606 * system.h (WSTOPSIG): New macro.
10608 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10610 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10612 (insert_pack_attributes): Take into account member natural
10615 * i386/winnt.c (exports_head): New static variable.
10616 (i386_pe_record_exported_symbol): New function.
10617 (i386_pe_asm_file_end): Use.
10618 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10619 symbols to be emitted at end of assembly.
10620 (ASM_DECLARE_OBJECT_NAME): Likewise.
10621 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10623 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10626 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10628 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10631 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10633 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10634 zapping reg_last_uses directly.
10635 (sched_analyze_2, sched_analyze_insn): Likewise.
10636 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10638 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10640 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10641 attributes for cases 1 and 2.
10643 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10645 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10648 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10650 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10652 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10654 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10655 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10656 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10657 must be stacked if it is used for PIC accesses.
10658 * arm.c (use_return_insn): Handle PIC register specially.
10659 (output_return_instruction): Likewise.
10660 (output_func_{prologue,epilogue}): Likewise.
10661 (output_expand_prologue): Likewise.
10663 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10664 (*strsi_predec): Renamed from *strqi_predec.
10665 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10666 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10668 * arm.c (arm_override_options): Remove warning about PIC code
10669 not being supported.
10671 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10673 * rs6000.c (find_addr_reg): New function.
10674 * rs6000.h (find_addr_reg): Declare.
10675 (offsettable_addr_operand): Delete.
10676 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10677 from and stores to GPRs.
10679 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10681 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10682 gen_sequence as argument to emit_no_conflict_block.
10684 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10686 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10687 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10688 *fixinc/fixincl.x: regen
10689 *fixinc/inclhack.sh: regen
10691 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10693 * added support for -mpcrel (PC relative addressing for m68k)
10694 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10695 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10696 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10697 (comments for general_src_operand): Add some explanation
10698 about EXTRA_CONSTRAINTS.
10699 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10700 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10701 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10702 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10703 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10704 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10705 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10706 if not already set.
10707 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10708 * m68k.h (TARGET_PCREL): New target flag.
10709 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10710 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10711 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10712 contains a SYMBOL_REF. Relax this constraint during reload, since
10713 we want to use the predicates, not reload's built-in concept of a
10714 valid memory address, to control what insns need reloading.
10715 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10716 operands (essentially 'g', 'm', and 's' under normal circumstances).
10717 * m68k.c (print_operand): Cause printing of pc-relative addresses
10718 to include pc register.
10719 (print_operand_address): Ditto.
10720 (general_src_operand): Accept operands that are not only
10721 general_operands, but are also valid when used as a pc-relative
10723 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10724 (memory_src_operand): Similar, for memory_operands.
10725 (pcrel_address): New predicate to accept the special case of a
10726 pc-relative address.
10727 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10728 QImode insns to accept *_src_operand instead of *_operand where
10729 pc-relative operands can fit. For example, a pc-relative operand
10730 can be used as a memory source operand for addsi3, but not as a
10731 memory destination.
10732 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10734 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10736 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10737 .thumb_set pseudo op to mark aliases of thumb functions.
10739 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10741 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10742 preference to ASM_OUTPUT_DEF, if it is defined.
10744 * tm.texi: Document new, optional target macro
10745 ASM_OUTPUT_DEF_FROM_DECLS.
10747 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10749 * fixincludes: ISCNTL patch
10750 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10751 (dgux_int_varargs): new for DG/UX
10752 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10754 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10756 * invoke.texi (ia32 options): Fix typo.
10758 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10760 * loop.c (strength_reduce): When doing biv->giv conversion, update
10761 reg note of NEXT->insn.
10763 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10765 * loop.c (move_movables): Note issues with replacing REGs with
10767 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10769 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10771 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10773 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10774 the reference to `mcount' was not correct for the ELF on FreeBSD.
10776 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10778 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10781 (recombine_givs): Set ix field after sorting.
10783 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10785 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10786 to safe to extract a subword out of a REG.
10788 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10790 * sh.md (mulsi3): Don't add a no-op move at the end.
10792 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10794 * cse.c (cse_insn): Don't put hard register source into tables for
10795 the last insn of a libcall.
10797 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10799 * loop.c (strength_reduce): Insert sets of derived givs at every
10800 biv increment, even if it's the only one.
10802 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10804 * dwarfout.c (add_incomplete_type): New fn.
10805 (output_type): Call it.
10806 (retry_incomplete_types): New fn.
10807 (dwarfout_finish): Call it.
10809 From Eric Raskin <ehr@listworks.com>:
10810 (output_type): Output types for bases.
10812 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10814 * mips.c (mips_output_conditional_branch): Add `break'
10815 between `default' label and `close braces'.
10817 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10819 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10820 specifications and make it realistic.
10821 (LIB_SPEC): Likewise.
10823 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10825 * config/mips/mips.c (mips_secondary_reload_class): Check for
10826 (PLUS (SP) (REG)) and return appropriate register class.
10827 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10828 Handle (PLUS (SP) (REG)).
10829 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10830 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10831 of emit_insn for tablejump.
10833 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10835 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10836 asm_fprintf format string by itself.
10837 (output_function_profiler): Likewise.
10839 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10841 * combine.c (simplify_logical, case AND): Only call
10842 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10843 or the constant is positive.
10845 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10847 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10848 * configure: Regenerate.
10850 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10852 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10853 require a sub-version #.
10854 * configure: Rebuilt.
10856 1999-06-14 Robert Lipe (robertlipe@usa.net)
10858 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10860 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10862 * c-typeck.c (process_init_element): Detect excess elements in
10863 char array initializer.
10865 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10867 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10869 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10871 * invoke.texi (Option Summary): Add -fpermissive flag.
10873 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10875 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10876 that require PIC code sequences.
10878 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10880 * configure.in: Add new target: thumb-elf.
10881 * configure: Regenerate.
10882 * config/arm/t-thumb-elf: New file: Makefile fragment for
10884 * config/arm/telf.h: New file: Header file for thumb-elf
10887 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10889 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10890 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10891 initializers is some circumstances.
10893 * fixinc/inclhack.def (endif_label): Add additional selector for
10894 more bogus stuff after #endif statements.
10895 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10897 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10899 * i386/cygwin.h (SET_ASM_OP): Define.
10901 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10903 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10905 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10907 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10910 * sh.md (ic_invalidate_line_i): Remove second alternative.
10912 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10914 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10915 test for the presence of valid prototypes. Delete bypass expr.
10916 (ioctl_fix_ctrl): Correct the selection expression.
10917 (no_double_slash): Correct quoting rules
10918 *fixinc/fixincl.x: regen
10919 *fixinc/inclhack.sh: regen
10921 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10923 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10925 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10927 * rs6000.md (movsi_got_internal_mem): Delete.
10928 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10929 (GOT_TOC_REGNUM): Delete.
10930 (PIC_OFFSET_TABLE_REGNUM): Define.
10931 (FINALIZE_PIC): Disable.
10932 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10933 (rs6000_replace_regno): Delete.
10934 (rs6000_finalize_pic): Likewise.
10935 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10937 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10939 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10940 is a note; use <= for the compare; advance P while it is
10943 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10945 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10946 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10948 * varasm.c (remove_from_pending_weak_list): Verify t->name
10949 is non-NULL before passing it to strcmp.
10951 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10953 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10954 the typed arguments are not part of a comment
10955 (ioctl_fix_ctrl): Added a purpose comment
10956 *fixinc/fixincl.x: regenerate
10957 *fixinc/inclhack.sh: regenerate
10959 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10961 * invoke.texi: Add C4x invocation docs.
10963 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10965 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10967 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10969 (c4x_legitimize_reload_address): New function.
10970 * config/c4x/c4x.md: Update docs.
10972 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10974 * fixincludes: Avoid removing '.'.
10975 * fixinc/fixinc.svr4: Likewise.
10976 * fixinc/fixinc.winnt: Likewise.
10977 * fixinc/inclhack.tpl: Likewise.
10978 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10980 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10982 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10984 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10986 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10988 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10991 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10993 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10994 * configure: Regenerate.
10996 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10998 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11001 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11003 * fixinc/inclhack.def (avoid_bool): Also catch
11004 "typedef [unsigned] int bool".
11005 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11007 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11008 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11009 * configure: Rebuilt.
11011 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11013 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11014 such that we can override its definitions if necessary.
11015 (CPP_SPEC): New define. Support processor specific predefines via
11017 (CC1_SPEC): New define. Support processor specific compiler
11018 options via %(cc1_cpu).
11019 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11022 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11024 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11025 between sed's -e flag, and the open-quote following it.
11026 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11028 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11029 Jeffrey A Law (law@cygnus.com)
11031 * varasm.c (assemble_start_function): Remove the function
11032 from the pending weak decls list when we define a function.
11033 (assemble_variable): Similarly for variables.
11034 (weak_finish): Ignore items on the list with a NULL name.
11035 (remove_from_ending_weak_list); New function to "remove" an item
11036 from the pending weak declarations list.
11038 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11040 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11042 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11044 * c-lex.c (GETC): Redefine to call getch.
11045 (UNGETC): Redefine to call put_back.
11046 (putback_buffer): New structure type.
11047 (putback): New static structure.
11048 (getch): New function.
11049 (put_back): New function.
11050 (yylex): Replace unused bytes from bad multibyte character.
11052 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11054 * cpplib.c (do_define): Cast `alloca' return value.
11055 (do_include, do_undef, do_pragma): Likewise.
11056 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11058 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11059 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11061 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11063 * sparc.md (abstf2): This should be an expand.
11064 (split after abstf2_notv9): Fix mode.
11065 (abstf2_hq_v9): New pattern.
11066 (abstf2_v9): Only use when no hard quad.
11067 (absdf2_v9): Fix if target is not the same as source.
11068 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11069 Add correct output constraints.
11071 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11073 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11074 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11076 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11078 * mips.h (mips_output_conditional_branch): New function.
11079 (mips_adjust_insn_length): Likewise.
11080 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11081 (ADJUST_INSN_LENGTH): Likewise.
11082 * mips.c (print_operand): Add `F' and `W' for floating-point
11083 comparison opcodes.
11084 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11086 (mips_adjust_insn_length): New function.
11087 (mips_output_conditional_branch): New function.
11088 * mips.md (length): Adjust attribute definition to handle
11089 conditional branches. Change lengths to bytes, rather than
11090 instructions throughout. Remove length attribute from
11091 instructions whose length is four bytes, and rely on the default
11093 (dslot): Fix typo in comment.
11094 Reword conditional branch patterns to use
11095 mips_output_conditional_branch.
11097 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11099 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11100 (LIB_SPEC): Likewise.
11101 Link with -lprof1_r for -g/-pg.
11103 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11105 * loop.c (check_dbra_loop): Fix change of Jan 19.
11107 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11109 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11110 (STARTFILE_SPEC): Define, override the svr4.h version.
11111 (ENDFILE_SPEC): Likewise.
11113 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11115 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11116 * fixinc/fixincl.x: Regenerated.
11117 * fixinc/inclhack.sh: Regenerated.
11119 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11121 * sh.c (barrier_align): Don't return early for normal branch/barrier
11122 when optimizing for SH2.
11124 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11126 * i386/udk.h (LINK_SPEC): Correct linker search path for
11129 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11131 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11132 (braf_label_ref_operand): Delete.
11133 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11134 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11135 label_ref, and has no predicate.
11136 The patten has a predicate to guard against invalid substitutions.
11137 (dummy_jump): Delete.
11138 (casesi): Update use of casesi_jump_2.
11140 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11142 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11143 *fixinc/fixincl.x: regenerate
11144 *fixinc/inclhack.sh: regenerate
11146 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11148 * dwarf2out.c (add_incomplete_type): New fn.
11149 (gen_struct_or_union_type_die): Call it.
11150 (retry_incomplete_types): New fn.
11151 (dwarf2out_finish): Call it.
11153 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11155 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11156 current block starts with a CODE_LABEL and ends with a CALL and
11157 we can not find all the argument setup instructions for the CALL.
11159 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11161 Revert this change:
11162 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11163 something is a candidate for optimize_bit_field_compare.
11165 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11167 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11169 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11171 * alpha.c (override_options): Thinko in last patch.
11173 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11174 (LIB_SPEC): Recognize -pthread.
11176 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11178 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11179 definition in config/arm/coff.h
11180 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11182 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11184 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11185 fixes that need "file=xxx\n" prepended before invocation
11186 (start_fixer - new): starting the fixer process is complex enough
11187 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11188 (process): uses the new routine; omit usage of putenv()
11189 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11190 * fixinc/fixincl.x: regenerate
11192 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11194 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11195 and version #s (1.1 -> 2.96) as needed.
11196 * README.g77: Kill way out of date file in the toplevel directory.
11198 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11200 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11201 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11202 * configure: Rebuilt.
11203 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11204 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11205 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11206 (SWITCH_TAKES_ARG): Likewise.
11207 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11208 * config/t-freebsd: Moved from config/i386/ so it can used for all
11211 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11213 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11215 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11217 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11218 * configure: Rebuilt.
11220 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11222 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11223 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11224 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11225 (rs6000_output_load_toc_table): Same.
11226 (output_prolog, output_mi_thunk): Same.
11227 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11228 (ASM_GLOBALIZE_LABEL): Use putc.
11230 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11232 * alpha.md (reload_*_help): New patterns and splitters.
11233 (reload_*): Use them.
11234 (mov[qh]i): Likewise.
11236 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11238 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11241 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11243 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11245 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11247 * flow.c (mark_regs_live_at_end, insn_dead_p,
11248 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11249 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11250 hasn't run or the frame pointer is needed.
11251 * haifa-sched.c (attach_deaths): Likewise.
11252 * sched.c (attach_deaths): Likewise.
11254 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11256 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11257 calculate_can_reach_end returns nonzero.
11259 * configure.in (native gas tests): Search for an assembler in the
11260 same manner that the installed compiler will.
11261 * configure: Rebuilt.
11262 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11264 * alias.c (find_base_term): Improve handling of addresses
11265 constructed from binary operations.
11267 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11269 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11271 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11273 * function.h (cleanup_label, frame_offset): Declare.
11274 (tail_recursion_label, tail_recursion_reentry): Likewise.
11275 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11276 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11277 (tail_recursion_label, tail_recursion_reentry): Likewise.
11278 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11280 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11282 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11284 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11285 (MAX_OFILE_ALIGNMENT): Define.
11287 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11289 * fixincl.c: Replace local include scheme with #includes of
11290 gansidecl.h and system.h.
11291 * procopen.c: Likewise.
11292 * server.c: Likewise.
11294 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11296 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11297 (crti.o): Add build rule and dependencies.
11298 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11300 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11302 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11303 (LIB_LINUX_SPEC): Likewise.
11304 (LIB_LINUX_SPEC): Add support for -pthread
11305 (CPP_OS_LINUX_SPEC): Likewise.
11306 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11309 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11311 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11313 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11314 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11315 for IEEE math and CC_FCOMI.
11316 (put_jump_code): No IEEE if CC_FCOMI is set.
11318 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11320 * fold-const.c (fold_truthop): Make the field reference unsigned
11321 when converting a single bit compare.
11323 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11325 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11327 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11329 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11330 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11333 * reload.c (push_reload): Do not call remove_address_replacements
11334 when presented with identical optional reloads.
11336 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11338 * alpha.h (MASK_FIX, TARGET_FIX): New.
11339 (MASK_*): Reorganize constants.
11340 (CPP_AM_FIX_SPEC): New.
11341 (TARGET_SWITCHES): Add FIX.
11342 (EXTRA_SPECS): Likewise.
11343 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11344 (SECONDARY_MEMORY_NEEDED): Likewise.
11345 (REGISTER_MOVE_COST): Likewise.
11346 * alpha.c (override_options): Add FIX support. Always use
11347 ALPHA_TP_PROG for ev6.
11348 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11349 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11350 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11352 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11354 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11355 something is a candidate for optimize_bit_field_compare.
11357 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11359 * gcc.texi (Passes): Document branch-shortening.
11360 * invoke.texi (Debugging Options): Document the fact that `-dp'
11361 outputs length information for instructions.
11363 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11365 * flow.c: Revert previous delta.
11367 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11369 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11370 FRAME_POINTER_REGNUM.
11371 (mark_set_1): Ditto.
11372 (mark_used_regs): Ditto.
11374 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11376 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11377 (GOT_PCREL): New macro. Define to 1 if not already defined.
11378 * arm/elf.h (GOT_PCREL): Define to 0.
11379 * arm.c (arm_finalize_pic): Take into account the setting of
11382 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11384 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11385 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11387 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11388 store elimination candidates.
11390 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11392 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11395 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11397 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11398 Add use of x-aix41-gld.
11400 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11402 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11403 (ASM_OUTPUT_DESTRUCTOR): Define.
11405 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11407 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11408 last CODE_LABEL in a loop if we have previously passed a jump
11409 to the top of the loop.
11411 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11413 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11414 applying Philip's patch.
11416 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11418 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11421 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11423 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11425 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11427 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11428 Also remove a useless comment.
11430 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11432 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11434 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11436 * collect2.c (main): Only generate import or export file and add
11437 to link arguments if non-empty. Use xmalloc not alloca.
11438 (write_{export,import}_file): Delete.
11439 (write_aix_file): New function.
11440 (locatelib): Use xmalloc not malloc.
11441 (GCC_OK_SYMBOL): Do not check type if aix64.
11443 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11445 Based on patch by Scott Bambrough and Pat Beirne:
11446 * config/arm/arm.c (making_const_table): New variable.
11447 * config/arm/arm.h (making_const_table): Declare.
11448 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11450 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11451 Keep track of when we are building the constant table.
11453 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11455 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11458 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11460 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11463 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11465 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11468 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11470 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11472 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11474 * rs6000.c (output_mi_thunk): Enable full support again.
11476 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11478 * sh.h (BRANCH_COST): Define.
11480 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11482 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11484 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11486 * function.c (assign_stack_local): Align stack slot propertly.
11487 (assign_outer_stack_local): Likewise.
11489 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11491 * expr.h (lang_expand_constant): Declare.
11492 * toplev.c (lang_expand_constant): Define it.
11493 * varasm.c (output_constant): Use it.
11495 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11497 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11498 Change function definitions to K&R style.
11500 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11502 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11504 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11506 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11507 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11508 (several places): omit static initialization
11509 (process): use single fd, since only the read fd is used
11510 * fixinc/gnu-regex.c: define 'const' away, if not supported
11511 * fixinc/procopen.c(several places): omit static initialization
11512 * fixinc/server.c: define 'volitile' away, if not supported
11514 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11516 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11517 asm_fprintf and %L to generate the label name.
11518 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11519 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11521 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11523 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11524 insn for a conditional jump can not be found.
11526 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11528 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11529 on variables in specific sections other than .sbss and .sdata.
11531 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11533 * stmt.c (expand_return): Call start_cleanup_deferral and
11534 end_cleanup_deferral around conditional code.
11536 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11538 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11539 filename lists. Utilizes new "krstr" AutoGen function.
11540 * fixinc/fixincl.x: Rebuilt.
11542 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11544 * i386.c (output_float_compare): Avoid GNU-C extensions.
11546 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11548 * version.c: Bump to distinguish mainline tree from the
11551 See ChangeLog.1 for earlier changes.
11554 add-log-time-format: current-time-string