1 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
3 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
5 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
7 * cse.c (cse_main): Use xmalloc, not alloca.
8 (cse_basic_block): Likewise.
9 * local-alloc.c (local_alloc): Likewise.
11 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
12 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
14 * rtl.c: Include toplev.h.
15 (fatal): Remove declaration.
17 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
19 * haifa-sched.c (schedule_block): Fix thinko.
21 1999-11-03 James McKelvey <mckelvey@fafnir.com>
23 * fixinc/fixincl.c(create_file): Allow for systems that do not have
26 1999-11-03 Philippe De Muyter <phdm@macqel.be>
28 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
29 call `malloc' instead.
31 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
33 * flags.h (flag_renumber_insns): Declare.
34 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
36 * rtl.h (renumber_insns): Change prototype.
37 * toplev.c (flag_renumber_insns): Define.
38 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
40 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
42 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
43 and fpsqrtd. Use them and create fdiv function unit to more
44 accurately represent fpu sqrt pipeline semantics on UltraSparc.
45 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
47 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
49 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
51 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
52 insn into ready list, do not use just a raw swap.
54 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
56 * rtl.h (renumber_insns): New function.
57 (remove_unnecessary_notes): Likewise.
58 * emit-rtl.c (renumber_insns): Define.
59 (remove_unncessary_notes): Likewise.
60 * toplev.c (rest_of_compilation): Remove dead code.
61 Use renumber_insns and remove_unncessary_notes.
63 * gcse.c (struct null_pointer_info): New type.
64 (get_bitmap_width): New function.
65 (current_block): Remove.
66 (nonnull_local): Likewise.
67 (nonnull_killed): Likewise.
68 (invalidate_nonnull_info): Take a null_pointer_info as input.
69 (delete_null_pointer_checks_1): New function.
70 (delete_null_pointer_checks): Use it.
72 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
73 (split_edges): Likewise.
74 (schedule_block): Likewise.
75 (compute_block_backward_dependencies): Likewise.
76 (schedule_region): Likewise.
77 (schedule_insns): Likewise.
79 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
81 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
82 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
83 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
84 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
85 * jump.c (delete_unreferenced_labels): Don't delete if
86 LABEL_ALTERNATE_NAME is set.
87 * print-rtl.c (print_rtx): Dump alternate name.
88 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
89 * rtl.h (LABEL_ALTERNATE_NAME): Define.
90 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
91 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
93 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
95 * fix-header.c (recognized_extern, recognized_function): Constify
98 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
99 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
100 (compute_available): Remove unused variable `last'.
101 (compute_nearerout): Remove unused variable `temp_bitmap'.
102 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
103 Remove unused variable `x'.
105 * scan.h (recognized_function, recognized_extern): Constify a
108 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
110 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
112 * varasm.c (decode_rtx_const): Use XSTR to access the string
115 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
117 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
119 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
121 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
123 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
125 * pa.c (ireg_operand): New function.
126 * pa.h (PREDICATE_CODES): Handle ireg_operand.
127 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
128 Fix out of date comment.
130 * pa.md (negdi2): Turn into expander + anonymous pattern.
132 * reload.c (find_reloads): Fix typos in recent change.
134 * dwarf2out.c: Do not include ctype.h.
136 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
138 * regclass.c (record_reg_classes): Always use may_move_cost when
139 seeing how operand fits with various register classes.
141 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
143 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
144 * toplev.c: Revert Nov 1 13:22 change.
146 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
148 * config/pa/pa.md (height reduction patterns): Add checks for
149 overlapping operands to avoid semantic-destroying splits for
150 height reduction patterns.
152 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
154 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
155 have been an hyphen, fixed.
156 * configure: Rebuilt.
158 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
160 * config/arm/tpe.h: Add prototypes for exported functions.
161 * config/arm/pe.c: Fix compile time warnings.
162 * config/arm/semi.h: Fix compile time warnings.
163 * config/arm/arm.c: Fix compile time warnings.
164 * config/arm/arm.h: Fix compile time warnings.
165 * config/arm/arm.md: Fix compile time warnings.
166 * config/arm/thumb.c: Fix compile time warnings.
167 * config/arm/thumb.h: Fix compile time warnings.
168 * config/arm/thumb.md: Fix compile time warnings.
170 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
172 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
175 * unroll.c (unroll_loop): Remove LOOP notes when loop is
178 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
180 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
182 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
184 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
185 * rtl.h (rtx_equal_p): Move prototype.
186 * rtl.c (rtx_equal_function_value_matters): Move from
188 (rtx_equal_p): Likewise.
189 * rtlanal.c (rtx_equal_function_value_matters): Delete.
190 (rtx_equal_p): Likewise.
192 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
194 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
197 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
199 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
201 * pa.h (ADDR_VEC_ALIGN): Define.
203 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
204 notes when presented with "if (foo) break; end_of_loop" and
205 the break sequence gets moved out of the loop.
207 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
208 Remove explicit zero initializations of entries within MAP.
210 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
212 * reg-stack.c (convert_regs_1): Handle EH edges specially.
214 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
216 * bitmap.h (BITMAP_XMALLOC): New macro.
217 * flow.c (CLEAN_ALLOCA): Remove.
218 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
219 (life_analysis): Likewise.
220 (update_life_info): Don't use CLEAN_ALLOCA.
221 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
222 (calculate_global_regs_live): Likewise.
223 (print_rtl_with_bb): Likewise.
224 (verify_flow_info): Likewise.
225 * global.c (global_alloc): Likewise.
226 (global_conflicts): Likewise.
227 * integrate.c (save_for_inline_nocopy): Likewise.
228 (expand_inline_function): Likewise.
229 * jump.c (jump_optimize_1): Likewise.
230 (duplicate_loop_exit_test): Likewise.
231 (thread_jumps): Likewise.
232 * loop.c (loop_optimize): Likewise.
233 (combine_givs): Likewise.
234 (recombine_givs): Likewise.
235 * reorg.c (dbr_schedule): Likewise.
236 * unroll.c (unroll_loop): Likewise.
238 * combine.c (combine_instructions): Use xmalloc instead of alloca.
240 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
242 * toplev.c (rest_of_compilation): Don't optimize the CFG
243 when rebuilding, just before dbr.
245 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
247 * output.h (assemble_end_function, assemble_destructor,
248 assemble_constructor, assemble_gc_entry, assemble_global,
249 assemble_label, output_constant_pool) Constify a char*.
251 * varasm.c (assemble_destructor, assemble_constructor,
252 assemble_gc_entry, assemble_end_function, assemble_global,
253 assemble_label, output_constant_pool): Likewise.
255 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
257 * config/arm/thumb.c (thumb_expand_prologue): Add comments
258 explaining what is goin on in this function.
260 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
262 * regclass.c (record_reg_classes): In matching case, recompute
263 costs since the direction of movement is different.
265 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
267 * resource.c (mark_target_live_regs): For unconditional branches,
268 the resources found at the branch target should be added to the
269 resources found so far, not intersected.
271 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
273 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
275 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
276 (sys/mman.h): Include this file only if #HAVE_MMAP.
277 (run_compiles): Initialize `esac_fmt' with one old KR string, not
278 with automatically concatenated ANSI strings.
280 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
282 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
283 (DIV_ROUND_UP): Robustify.
284 (ggc_recalculate_in_use_p): New function.
285 (release_pages): Don't inline it.
286 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
288 (ggc_pop_context): Use ggc_recalculate_in_use_p.
289 (clear_marks): Always save in_use_p.
290 (sweep_pages): Use ggc_recalculate_in_use_p.
291 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
292 Release pages before counting statistics.
294 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
296 * toplev.c (rest_of_compilation): Fix thinko in this change:
298 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
300 (rest_of_compilation): If inside an inlined external function,
301 pretend we are just being declared.
303 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
305 * flow.c (calculate_global_regs_live): Fix thinko.
307 * integrate.c (expand_inline_function): Fix bugs in previous
308 change from Oct 28, 1999.
310 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
312 * stmt.c (expand_value_return): Fix typo in this change:
314 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
315 (expand_value_return): Correctly convert VAL when promoting function
316 return; support RETURN_REG being a PARALLEL.
318 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
320 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
322 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
324 * hard-reg-set.h (reg_names): Constify a char*.
326 * regclass.c (reg_names): Likewise.
328 * regs.h (reg_names): Likewise
330 * a29k/a29k.c (reg_names): Delete declaration.
332 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
334 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
335 arc_output_function_epilogue): Likewise.
337 * elxsi/elxsi.c (reg_names): Likewise.
339 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
341 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
344 * m88k/m88k.c (output_function_profiler): Likewise.
346 * sparc/sparc.c (sparc_flat_output_function_prologue,
347 sparc_flat_output_function_epilogue): Likewise.
349 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
351 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
352 warning from -Wuninitialized and put it under -W.
353 * function.c (uninitialized_vars_warning): Warn only when the
354 corresponding flag is set.
356 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
358 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
359 is nonzero and the single set does not have an elt, then assign
362 * simplify-rtx.c: New file.
363 * Makefile.in (OBJS): Add simplify-rtx.o
364 (simplify-rtx.o): Add dependencies.
365 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
366 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
367 (cse_gen_binary, simplify_unary_operation): Delete.
368 (simplify_binary_operation, simplify_plus_minus): Likewise.
369 (check_fold_consts, simplify_relation_operation): Likewise.
370 (simplify_ternary_operation): Likewise.
371 (delete_trivially_dead_insns): Simplify the contents of the
372 REG_EQUAL note before trying to substitute it into the source
373 of the reg-reg copy at the end of a libcall sequence.
375 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
376 references/callers changed.
378 * mn10200.c (mn10200_va_arg): Force the return value into a
381 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
383 * cccp.c (macroexpand): Avoid out of range accesses for omitted
386 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
388 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
390 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
392 * fold-const.c (fold): Fix thinko when optimizing comparisons
395 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
397 * gcc.texi (Passes): Update front-end files to their current
400 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
402 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
403 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
404 (PREDICATE_CODES): Add addition_operation.
405 * alpha-protos.h (addition_operation): Declare.
406 (secondary_reload_class): Likewise.
407 * alpha.c (addition_operation): New.
408 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
409 * alpha.md (adddi3): Turn into expander.
410 (*lda, *adddi_2): New.
411 (movsf, movdf patterns): Don't preference integer regs.
412 (movsi, movdi patterns): Don't preference fp regs.
414 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
416 * genrecog.c (write_switch): Check for duplicate CODE cases.
418 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
420 * ggc-common.c: Update pre-function commentary.
421 * ggc-page.c: Likewise.
423 (poison_pages): Use memset directly.
424 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
425 (ggc_collect): Poison before sweeping.
426 * ggc-simple.c: Update pre-function commentary.
427 (ggc_alloc_obj): Poison non-zeroed memory.
429 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
431 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
432 match format string, even on 64-bit hosts.
433 * gcc-page.c (ggc_page_print_statistics): Likewise.
435 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
437 * config/i386/i386.c (ix86_cpu): Revert last patch.
438 * config/i386/i386.h (ix86_cpu): Ditto.
440 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
442 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
443 TYPE_SIZE, convert type of result to sizetype.
445 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
447 * flow.c (count_or_remove_death_notes): Equate NULL with the
450 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
451 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
454 * i386.c (pic_label_no): Delete.
455 (ix86_attr_length_default): Don't use single_set to peek
458 * recog.c (peephole2_optimize): Allow recog_next_insn to index
459 the first insn after bb->end.
460 * i386.md (push mem peeps): Scratch is live after evaluation
462 (cmp mem peep): Similarly.
464 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
466 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
467 * function.c (pad_to_arg_alignment): Add missing braces.
469 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
471 * alpha/alpha-protos.h (literal_section): Add prototype.
472 (alpha_need_linkage, alpha_start_function,alpha_end_function):
475 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
477 (alpha_start_function, alpha_end_function, float_strings,
478 alpha_need_linkage): Constify a char*
480 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
482 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
484 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
486 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
488 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
490 * flow.c (debug_flow_info): Add prototype.
492 * gcc.c (main): Likewise.
494 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
497 * reload1.c (failed_reload, set_reload_reg): Likewise.
499 * mips-tfile.c (main): Likewise.
500 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
501 with ATTRIBUTE_NORETURN.
503 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
505 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
506 DECL is not a memory ref.
508 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
510 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
511 * config/i386/i386.c (ix86_cpu): Add extern attribute.
513 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
515 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
516 * config/mips/elf64.h: ditto.
518 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
520 * expr.c (emit_push_insn): New argument alignment_pad.
521 Update all callers. Adjust stack pointer based on alignment pad.
522 * function.c (pad_to_arg_alignment): New argument alignment_pad.
523 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
524 (locate_and_pad_parm): New argument alignment_pad. Update all
526 * expr.h (emit_push_insn): Update prototype.
527 (locate_and_pad_parm): Update prototype.
528 * calls.c (arg_data): Add new field alignment_pad.
529 (initialize_argument_information): Initialize alignment_pad.
531 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
533 * except.c (free_eh_nesting_info): Free the info itself.
534 * function.c (free_after_compilation): Don't free NULL.
535 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
536 (pre_edge_insert): Free inserted.
537 * stmt.c (free_stmt_status): Don't free NULL.
539 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
541 * gcov.c (DIR_SEPARATOR): Provide default.
542 (output_data): Add test for MS-DOS format absolute filename.
543 (fancy_abort): Correct program name.
544 (open_files): Open all files in binary mode.
545 * libgcc2.c (__bb_exit_func): Likewise.
547 * profile.c (init_branch_prob): Specify binary when opening files.
549 * flags.h (flag_unwind_tables): New decl.
550 * toplev.c (flag_unwind_table): New definition.
551 (f_options): Add -funwind-tables.
552 (decode_g_option): Clarify warning when unknown -g option is given.
553 (rest_of_compilation): If inside an inlined external function,
554 pretend we are just being declared.
556 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
557 (dwarf2out_frame_finish): Likewise.
559 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
561 * fold-const.c (merge_ranges): In not in0, but in1, handle
562 upper bounds equal like subset case.
564 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
566 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
567 passed in a register but moved to the stack.
569 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
571 * gcc.c (pass_exit_codes, greatest_status): New variables.
572 (struct option_map): Add entry for "--pass-exit-codes".
573 (execute): Update greatest_status if error.
574 (display_help): Add documentation for -pass-exit-codes.
575 (process_command): Handle -pass-exit-codes.
576 (main): Look at pass_exit_codes and greatest_status on call to exit.
578 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
580 * reload.c (find_reloads): Refine test for no input reload
581 case to not includes reloads emitted after insn.
583 * function.c (find_temp_slots_from_address): Handle sum involving
584 a register that points to a temp slot.
585 (update_temp_slot_address): Make recursive call if both old and
586 new are PLUS with a common operand.
587 * calls.c (expand_call): Mark temp slot for result as having
590 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
592 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
593 component as well as "BINUTILS".
595 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
596 * integrate.c (copy_rtx_and_substitute): Likewise.
597 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
599 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
601 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
602 gdb extensions, write size of type; also be more consistent
603 in using references when this is a subtype.
605 * pa.md (extv, extzv, insv): Use define_expand to reject constant
606 that is out of range.
608 * loop.c (unknown_constant_address_altered): New variable.
609 (prescan_loop): Initialize it.
610 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
611 (invariant_p, case MEM): Remove handling for volatile and readony;
612 check new variable if readonly.
613 (check_dbra_loop): Chdeck unknown_constant_address_altered.
615 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
616 (addr_affects_sp_p): Removed from note_mem_written and only
617 define #ifdef AUTO_INC_DEC.
619 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
621 * regclass.c (record_reg_classes): Properly handle register move
624 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
625 Don't think valid if both operands are invalid.
626 (struct constant_descriptor): New field RTL.
627 (mark_const_hash_entry): Mark it.
628 (record_constant{,_rtx}): Initialize it.
629 (output_constant_def): Allocate RTL in permanent obstack and
631 ({record,compare}_constant_1): Modes must match for
632 CONSTRUCTOR of ARRAY_TYPE.
634 * c-common.h (initializer_constant_valid_p): Delete decl from here.
635 * output.h (initializer_constant_valid_p): Move decl to here.
636 * c-common.c (initializer_constant_valid_p): Delete function from here.
637 * varasm.c (initializer_constant_valid_p): Move function to here.
639 * tree.h (STRIP_SIGN_NOPS): New macro.
640 * fold-const.c (optimize_minmax_comparison): New function.
641 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
642 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
643 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
644 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
645 widening conversions.
646 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
647 to look at size of mode, not precision of type; also add missing cases.
648 (optimize_bit_field_compare, decode_field_reference): Don't try to
649 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
651 * dwarf2out.c (ctype.h): Include.
652 (dwarf2out_set_demangle_name_func): New function.
653 (size_of_line_info): Deleted.
654 (output_line_info): Compute size of line info table from difference
656 (base_type_die, add_name_attribute): Call demangle function, if any.
657 (field_byte_offset): Use bits per word for variable length fields.
658 (gen_array_type_die): Add array name.
659 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
660 (dwarf2out_add_library_unit_info): New function.
662 * explow.c (set_stack_check_libfunc): New function.
663 (stack_check_libfunc): New static variable.
664 (probe_stack_range): Allow front-end to set up a libfunc to call.
666 * combine.c (simplify_comparison): When making comparison in wider
667 mode, check for having commuted an AND and a SUBREG.
668 (contains_muldiv): New function.
669 (try_combine): Call it when dividing a PARALLEL.
670 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
671 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
673 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
674 use one of the CLOBBERs instead.
675 (if_then_else_cond): If comparing against zero, just return thing
678 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
679 Don't generate shifts and subtract if have conditional arithmetic.
681 * rtl.h (delete_barrier): New declaration.
682 * jump.c (jump_optimize): Set up to handle conditional call.
683 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
684 (delete_barrier): New function.
686 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
688 * recog.c (nonmemory_operand): Accept ADDRESSOF.
690 * tree.c (build_type_attribute_variant): Push to obstack of
691 ttype around type_hash_canon call.
693 * expr.c (placeholder_list): Move decl to file scope.
694 (expand_expr): Don't force access to volatile just because its
696 If ignoring reference operations, just expand the operands.
697 (expand_expr, case COMPONENT_REF): Propagate
698 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
699 Refine test for using bitfield operations vs pointer punning.
700 (expand_expr, case CONVERT_EXPR): If converting to
701 BLKmode UNION_TYPE from BLKmode, just return inner object.
702 Use proper mode in store_field call.
703 Properly set sizes of object to store and total size in store_field
704 call for convert to union.
705 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
706 memory (like for ADDR_EXPR). Also, don't put constant in register if
707 we'll want it in memory.
708 (readonly_fields_p): New function.
709 (expand_expr, case INDIRECT_REF): Call it if LHS.
710 (expand_assignment): Handle a RESULT_DECL where
711 DECL_RTL is a PARALLEL.
712 (do_jump, case WITH_RECORD_EXPR): New case.
713 (get_inner_reference): Always go inside a CONVERT_EXPR
714 and NOP_EXPR if both modes are the same.
715 (store_field): Use bitfield operations if size of bitsize is not same
716 as size of RHS's type.
717 Check for bitpos not a multiple of alignment in BLKmode case.
718 Do block move in largest possible alignment.
719 (store_constructor): Set BITSIZE to -1 for variable size and properly
720 in case of array of BLKmode.
721 (expand_expr_unaligned): New function.
722 (do_compare_and_jump): Call it.
724 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
725 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
726 does not include 'o'.
728 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
729 both SET_DEST and SET_SRC reference a virtual register.
730 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
732 * integrate.c (expand_inline_function): Handle case of setting
733 virtual stack vars register (from built in setjmp); when parameter
734 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
735 (subst_constant): Add new parm, MEMONLY.
736 (expand_inline_function, integrate_parm_decls): Pass new parm.
737 (integrate_decl_tree): Likewise.
738 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
739 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
740 (copy_rtx_and_substitute, case SET): Add explicit calls to
741 copy_rtx_and_substitute for both sides.
743 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
745 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
746 within INDEX_TYPE, instead of before.
747 (fixup_gotos): Use f->target_rtl, not the next insn,
748 since latter may be from a later fixup.
749 (expand_value_return): Correctly convert VAL when promoting function
750 return; support RETURN_REG being a PARALLEL.
751 (expand_return): When checking for result in regs and having
752 cleanup, consider PARALLEL in DECL_RTL as being in regs.
754 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
756 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
757 last_nominal_fname): Mark const.
758 (struct include_hash: name, nshort, control_macro): Mark
760 (struct macrodef: symnam): Mark const.
761 (struct if_stack: fname): Mark const.
762 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
763 (IStable): New character-syntax array which encompasses all
764 the old is_foo arrays.
765 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
766 is_space): New macros for interrogating IStable.
767 (check_macro_name): Kill last argument. All callers changed.
769 * cppinit.c (initialize_char_syntax): Delete.
770 (is_idchar, is_idstart, is_hor_space, is_space,
771 trigraph_table): Delete.
772 (IStable): New. Initialize with clever macros to avoid
773 information duplication.
774 (builtin_array): Table of builtins to get rid of explicit list
775 in initialize_builtins.
776 (initialize_builtins): Use builtins_array.
777 (cpp_start_read): Call init_IStable, and set IStable['$'] if
778 opts->dollars_in_ident.
780 * cppexp.c: Change all refs to is_xyz[] arrays to use new
782 (cpp_parse_expr): Avoid 'format string is not constant'
783 warning. Use ISGRAPH to identify printable chars.
784 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
786 (read_and_prescan): Map trigraphs to chars with open-coded
787 if-else-if-... sequence, not a lookup table.
788 * cpphash.c: Change all refs to is_xyz[] arrays to use new
790 * cpplib.c: Change all refs to is_xyz[] arrays to use new
791 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
792 (check_macro_name): Remove ability to report an invalid
793 assertion name, which is never used.
794 (do_line): Constify a couple of char *'s.
795 * cppmain.c (main): Call cpp_cleanup before returning.
797 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
799 * ggc.h (struct ggc_statistics): New type.
800 (ggc_get_size): New function.
801 (ggc_print_statistics): Likewise.
802 * ggc-common.c (ggc_stats): New variable.
803 (ggc_mark_rtx_children): Keep statistics.
804 (ggc_mark_tree_children): Likewise.
805 (ggc_print_statistics): New function.
806 * ggc-page.c (struct globals): Add bytes_mapped field.
807 (alloc_anon): Update it.
808 (release_pages): Likewise.
809 (ggc_get_size): New function.
810 (ggc_page_print_statistics): New function.
811 * ggc-simple.c (ggc_get_size): New function.
813 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
815 * flow.c (propagate_block): When the last reference to a label
816 before an ADDR_VEC is deleted because the reference is a dead
817 store, delete the ADDR_VEC.
819 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
821 * resource.c (find_free_register): Don't use the frame pointer
822 if frame_pointer_needed.
824 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
826 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
827 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
829 * config/i960/i960.c (i960_va_start): New locals base, num.
830 Use INDIRECT_REF instead of ARRAY_REF on valist.
831 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
833 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
835 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
837 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
839 * tree.def (PLACEHOLDER_EXPR): Update comments.
841 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
843 * c-common.c (check_format_info): Avoid non-literal format string
844 warnings when `first_arg_num' is zero.
846 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
848 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
850 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
852 * arm.md (casesi_insn): Add a clobber of the condition code
855 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
857 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
858 used by both cc1 and cc1plus.
860 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
862 * config/arm/arm.c: Initialise arm_structure_size_boundary to
863 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
864 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
865 to the value 32 if it has not already been defined.
866 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
867 Override definition in arm.h with a value of 8.
869 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
871 * c-pragma.c (push_alignment): Don't check the return value
874 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
876 * sparc.h (ADJUST_COST): Fix thinko.
878 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
880 * cccp.c (rescan): Fixed obp pointer handling around call to
881 check_expand subroutine.
883 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
885 * gcse.c (delete_null_pointer_checks): Only record non-null info
886 for pseudos when examining stores.
888 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
889 splitters for these patterns. Use "#" for output templates.
890 (addsi3_carryin_shift): New pattern.
892 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
894 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
895 of the function return register into a plain REG until
896 after function inlining is done.
898 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
900 * jump.c (jump_optimize_1): If we did cross-jumping, and
901 the data will matter, rebuild the CFG.
902 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
903 not optimizing. Don't run shorten_branches.
904 * toplev.c (rest_of_compilation): Run shorten_branches after
907 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
909 * rtl.h (note_stores): Add additional paramter.
910 * rtlanal.c (reg_set_p_1): Take additional paramter.
911 (reg_set_last_1): Likewise.
912 (reg_set_p): Adjust call to note_stores.
913 (reg_set_last): Likewise.
914 (note_stores): Pass data parameter to worker function.
915 * alias.c (record_set): Take additional parameter.
916 (init_alias_analysis): Pass it.
917 * caller-save.c (mark_set_regs): Take additional parameter.
918 (save_call_clobbered_regs): Pass NULL to note_stores.
919 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
921 (record_dead_and_set_regs_1): Likewise.
922 (reg_dead_at_p_1): Likewise.
923 (combine_instructions): Adjust calls to note_stores.
924 (try_combine): Likewise.
925 (record_dead_insn): Remove.
926 (record_dead_and_set_regs): Adjust calls to note_stores.
927 (reg_dead_at_p): Likewise.
928 * cse.c (invalidate_skipped_set): Take additional parameter.
929 (cse_check_loop_start): Likewise.
930 (cse_check_loop_start_value): Remove.
931 (cse_set_around_loop): Adjust calls to note_stores.
932 * flow.c (notice_stack_pointer_modification): Take additional
933 parameter. Remove duplicate declaration.
934 (record_volatile_insns): Adjust calls to note_stores.
935 * gcse.c (record_set_info): Take additional parameter.
936 (record_last_set_info): Likewise.
937 (invalidate_nonnull_info): Likewise.
938 (record_set_insn): Remove.
939 (compute_sets): Adjust calls to note_stores.
940 (last_set_insn): Remove.
941 (compute_hash_table): Adjust calls to note_stores.
942 (insert_insn_end_bb): Likewise.
943 (delete_null_pointer_checks): Likewise.
944 * global.c (mark_reg_store): Take additional parameter.
945 (mark_reg_clobber): Likewise.
946 (reg_becomes_live): Likewise.
947 (global_conflicts): Adjust calls to note_stores.
948 (build_insn_chain): Likewise.
949 * integrate.c (note_modified_parmregs): Take additional parameter.
950 (mark_stores): Likewise. Make it static.
951 (save_for_inline_nocopy): Adjust calls to note_stores.
952 (try_constants): Likewise.
953 * integrate.h (mark_stores): Remove declaration.
954 * jump.c (mark_modified_reg): Take additional parameter.
955 (thread_jumps): Adjust calls to note_stores.
956 * local-alloc.c (validate_equiv_mem_from_store): Take additional
958 (no_equiv): Likewise.
959 (reg_is_set): Likewise.
960 (validate_equiv_mem): Adjust calls to note_stores.
961 (update_equiv_regs): Likewise.
962 (block_alloc): Likewise.
963 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
964 (note_addr_stored): Take additional parameter.
965 (note_set_pseudo_multiple_uses): Likewise.
966 (record_initial): Likewise.
967 (prescan_loop): Adjust calls to note_stores.
968 (strength_reduce): Likewise.
969 (check_dbra_loop): Likewise.
970 * regmove.c (flags_set_1): Take additional paramter.
971 (mark_flags_life_zones): Adjust calls to note_stores.
972 * reload1.c (mark_not_eliminable): Take additional parameter.
973 (forget_old_reloads_1): Likewise.
974 (reload_cse_invalidate_rtx): Likewise.
975 (reload_cse_check_clobber): Likewise.
976 (reload_combine_note_store): Likewise.
977 (move2add_note_store): Likewise.
978 (reload): Adjust calls to note_stores.
979 (reload_as_needed): Likewise.
980 (emit_reload_insns): Likewise.
981 (reload_cse_regs_1): Likewise.
982 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
983 (reload_combine): Adjust calls to note_stores.
984 * resource.c (update_live_status): Take additional paramter.
985 (mark_target_live_regs): Adjust calls to note_stores.
986 * stupid.c (find_clobbered_regs): Take additional parameter.
987 (stupid_life_analysis): Adjust calls to note_stores.
989 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
991 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
994 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
997 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
998 of the variable arm_structure_size_boundary.
1000 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1002 * alias.c (init_alias_analysis): Allocate reg_known_value and
1003 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1005 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1006 * cse.c (cse_main): Call end_alias_analysis.
1007 * haifa-sched.c (schedule_insns): Likewise.
1008 * local-alloc. (update_equiv_regs): Likewise.
1009 * reload1.c (reload_cse_regs): Likewise.
1011 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1013 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1014 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1015 mapping from MASK_FPU.
1017 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1019 * sparc.md (call): Don't bound structure return size to 0xfff.
1021 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1023 * resource.c (mark_target_live_regs): Check that the target
1024 insn wasn't created after compute_bb_for_insn.
1026 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1028 * ggc-page.c (poison_pages): Don't be overzealous.
1030 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1032 * alias.c: Update comments for ADDRESS.
1033 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1034 it is a local memory reference.
1036 * c-typeck.c (build_function_call): Check that the built-in
1037 function is of class BUILT_IN_NORMAL before trying to recongize
1039 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1040 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1042 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1044 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1046 (pre_gcse): Likewise.
1047 (hoist_expr_reaches_here_p): Likewise.
1048 (hoist_code): Likewise.
1049 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1051 (pre_expr_reaches_here_p_work): ... here.
1052 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1054 (expr_reaches_here_p_work): ... here.
1056 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1058 * resource.c (find_basic_block): Delete.
1059 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1060 (init_resource_info): Call compute_bb_for_insn.
1062 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1064 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1065 with already adjacent blocks, but no fallthru.
1066 (merge_blocks_move_successor_nojumps): Simplify.
1067 (debug_flow_info): New.
1069 * toplev.c (rest_of_compilation): Open jump1 dump file before
1070 jump and close after, as opposed to just using dump_rtl.
1072 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1074 * reload.h (earlyclobber_operand_p): Declare.
1075 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1076 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1077 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1078 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1080 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1081 Richard Henderson <rth@cygnus.com>
1083 * emit-rtl.c (emit_block_insn_before): New.
1084 (emit_block_insn_after): New.
1085 * basic-block.h: Declare them.
1087 * bitmap.h: Protect from multiple inclusion.
1089 * recog.c (scratch_operand): Handle VOIDmode correctly.
1091 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1093 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1094 * function.c (assign_parms): Likewise.
1095 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1097 * reg-stack.c (max_uid): Remove.
1098 (blocks, block_begin, block_end, block_drops_in): Remove.
1099 (block_stack_in, block_out_reg_set, block_number): Remove.
1100 (struct block_info_def, BLOCK_INFO): New.
1101 (enum emit_where): New.
1102 (current_block): New.
1103 (BLOCK_NUM): Remove.
1104 (mark_regs_pat, record_label_references): Remove.
1105 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1107 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1108 (reg_to_stack): Simplified test for existance of fp code. Use
1109 flow.c code. Call shorten_branches after cross-jump opt.
1110 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1111 Return false if the asm doesn't use stack regs. Don't do life
1112 analysis on the asm.
1113 (emit_pop_insn): Replace function pointer arg `when' with
1114 enum `where'. Update all callers.
1115 (change_stack): Likewise. Update basic block end.
1116 (emit_swap_insn): Use current_block->head to limit reverse search
1117 for start of block. Use emit_block_insn_after.
1118 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1119 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1120 structure assignment instead of bcopy.
1122 (convert_regs_entry, convert_regs_exit): New.
1123 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1124 Work on basic blocks and the CFG.
1125 (convert_regs): Use them.
1127 * i386.c (output_fix_trunc): Remove code for DImode input operand
1128 not at top-of-stack.
1129 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1131 (fix_truncdi_1): Allow any mode scratch.
1133 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1135 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1136 * linux.h, netbsd.h, vms.h: Not here.
1138 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1140 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1141 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1142 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1143 CONDITIONAL_REGISTER_USEAGE): Use them.
1144 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1145 gen_conditional_branch,override_options) : Use them.
1146 * config/mips/mips.md : Use them.
1148 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1150 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1152 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1154 * integrate.c (function_cannot_inline_p): Don't allow inlining
1157 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1159 * c-parse.in (cast_expr): Constify.
1161 * cccp.c (special_symbol): Likewise.
1163 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1165 * dwarf2out.c (base_type_die): Likewise.
1167 * global.c (allocno_compare): Likewise.
1169 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1171 * regclass.c (fix_register): Likewise.
1173 * rtl.h (fix_register): Likewise.
1175 * stupid.c (stupid_reg_compare): Likewise.
1177 * toplev.c (decode_f_option): Likewise.
1179 * tree.c (build_complex_type): Likewise.
1181 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1183 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1185 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1187 * reload.c (find_reloads): Compute mode and nregs fields of all
1189 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1190 (calculate_needs): Use precomputed mode/nregs values.
1191 (allocate_reload_reg): Likewise.
1193 (failed_reload, set_reload_reg): ... new functions.
1194 (choose_reload_regs_init): New function, mostly broken out from...
1195 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1196 Also lose one #if 0 block.
1198 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1200 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1203 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1205 * tree.h (BLOCK_TYPE_TAGS): Remove.
1206 (BLOCK_END_NOTE): Likewise.
1207 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1208 (BLOCK_LIVE_RANGE_START): Likewise.
1209 (BLOCK_LIVE_RANGE_END): Likewise.
1210 (tree_block): Remove live_range_flag, live_range_var_flag, and
1211 type_tags. Remove end_note, live_range_start, and live_range_end.
1212 (remember_end_note): Remove prototype.
1213 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1214 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1216 * ggc-common.c (ggc_mark_tree_children): Don't mark
1217 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1218 * integrate.c (adjust_copied_decl_tree): Remove.
1219 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1220 * stmt.c (last_block_end_note): Remove.
1221 (init_stmt): Don't add a GC root for it.
1222 (expand_fixup): Don't set it.
1223 (remember_end_note): Remove.
1224 (expand_end_bindings): Don't set last_block_end_note.
1226 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1228 * reload1.c (reload_reg_free_for_value_p): Show
1229 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1232 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1234 * expmed.c (extract_bit_field): Allow for the case of non-integer
1235 objects that are smaller than a word (like SFmode on a 64-bit
1238 * loop.c (basic_induction_var): A non-integer variable which is
1239 being set by a paradoxical subreg is probably not a biv.
1241 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1243 * prefix.c (translate_name) Check for empty prefix string.
1245 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1247 * Makefile.in (CPP_CROSS_NAME): New variable.
1248 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1250 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1251 names of the files to be uninstalled.
1253 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1255 * collect2.c (IS_DIR_SEPARATOR): Define.
1256 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1258 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1261 * haifa-sched.c (add_dependence): Update the true dependency
1262 cache the first time we add a true dependence to the LOG_LINKS chain.
1264 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1266 * fold-const.c (fold): Fix comment.
1268 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1270 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1271 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1272 dbxout_start_new_source_file, dbxout_source_file,
1273 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1274 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1276 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1277 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1278 (dbxout_block): Initialize variable `blocknum'.
1280 * dbxout.h (dbxout_init, dbxout_finish,
1281 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1282 dbxout_args, dbxout_source_line): Constify a char*.
1284 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1285 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1286 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1287 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1288 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1289 src_info_attribute, mac_info_attribute, producer_attribute,
1290 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1291 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1292 dwarfout_undef): Constify a char*.
1293 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1295 * dwarfout.h (dwarfout_define, dwarfout_undef,
1296 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1298 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1300 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1301 (MULTILIB_ISA_DEFAULT): New.
1302 (MULTILIB_DEFAULTS): Use it.
1303 * config/mips/mips.c (): Remove the now unnecessary definition
1304 of MIPS_ISA_DEFAULT.
1305 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1306 unnecessary definition.
1308 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1310 * arm.md (pic_load_addr): Add constraints to operand 1.
1312 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1314 * fixinc/genfixes: Provide a means for specifying -D options to
1317 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1319 * arm.c (arm_override_options): Correct initialization of
1320 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1321 arm_is_strong, and arm_is_6_or_7.
1323 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1324 (note_set_pseudo_multiple_uses): New function.
1325 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1326 if a pseudo set in the loop exit is used elsewhere.
1328 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1330 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1332 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1334 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1335 a single load-address pattern.
1337 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1339 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1340 depending on whether or not line-number notes are present.
1342 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1344 * cccp.c (progname, file_buf, default_include, include_file,
1345 macrodef, definition, hashval, wchar_type, user_label_prefix,
1346 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1347 expand_to_temp_buffer, is_system_include, base_name,
1348 absolute_filename, read_name_map, open_include_file,
1349 record_control_macro, check_precompiled, check_preconditions,
1350 pcfinclude, pass_thru_directive, create_definition,
1351 check_macro_name, comp_def_part, collect_expansion,
1352 check_assertion, read_token_list, assertion_install,
1353 assertion_lookup, eval_if_expression, conditional_skip,
1354 validate_else, skip_quoted_string, quote_string, macarg1,
1355 error_from_errno, install, lookup, hashf, dump_defn_1,
1356 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1357 check_white_space, rescan, handle_directive, monthnames,
1358 special_symbol, do_include, remap_include_file, write_output,
1359 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1360 do_ident, do_sccs, do_xifdef, skip_if_group,
1361 output_line_directive, macroexpand, macarg, change_newlines,
1362 initialize_builtins, make_definition): Constify a char*.
1364 * pcp.h (stringdef): Likewise.
1366 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1368 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1371 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1372 Richard Henderson <rth@cygnus.com>
1374 * alias.c: Include ggc.h.
1375 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1376 (record_set): Verify enough room in reg_base_value.
1377 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1378 Register it as a GC root.
1379 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1380 * Makefile.in (alias.o): Depend on ggc.h.
1382 * unroll.c (unroll_loop): Verify the insn before a barrier
1383 is a JUMP_INSN before checking JUMP_LABEL.
1385 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1387 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1388 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1389 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1390 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1391 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1392 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1394 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1396 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1398 * alpha/alpha-interix.h (text_section): Delete prototype.
1399 * alpha/elf.h (text_section): Likewise.
1400 * arm/linux-elf.h (text_section): Likewise.
1401 * arm/linux-telf.h (text_section): Likewise.
1402 * c4x/c4x.h (text_section): Likewise.
1403 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1404 * elfos.h (text_section): Likewise.
1405 * i386/aix386ng.h (text_section): Likewise.
1406 * i386/i386-interix.h (text_section): Likewise.
1407 * i386/sco5.h (text_section): Likewise.
1408 * i386/svr3gas.h (text_section): Likewise.
1409 * nextstep.h (text_section): Likewise.
1410 * psos.h (text_section): Likewise.
1411 * ptx4.h (text_section): Likewise.
1412 * svr3.h (text_section): Likewise.
1413 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1415 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1417 * final.c (peephole): Delete prototype.
1419 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1420 (pre_insert_copies): Remove unused variable `bb'.
1422 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1425 * output.h (peephole): Add prototype.
1427 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1429 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1432 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1434 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1435 for inlined declarations.
1437 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1439 * arm.c (logical_binary_operator): New fucntion.
1440 * arm.h (logical_binary_operator): Declare it.
1441 (PREDICATE_CODES): Handle logical_binary_operator.
1442 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1443 output constraints. Add appropriate splitters.
1444 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1445 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1446 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1448 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1450 * genoutput.c (struct operand_data): New elt eliminable.
1451 (output_operand_data): Write it.
1452 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1453 (compare_operands): Take it into account.
1454 * recog.h (struct insn_operand_data): New elt eliminable.
1455 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1457 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1458 (eliminate_regs): Move code that detects changes to elimination
1459 target regs into new function elimination_effects.
1460 Delete one #if 0 block.
1461 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1462 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1463 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1464 Only call eliminate_regs for real operands of the insn, not for parts
1465 of its structure or parts matched by things like match_operator.
1466 Use elimination_effects and check_eliminable_occurrences. Use
1467 copy_insn to duplicate the pattern when not in the final pass.
1469 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1471 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1474 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1476 * fixinc/README: document the "mach" machine matching test
1477 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1478 * fixinc/fixtests.c: Implement the #else/#endif label test
1479 * fixinc/inclhack.def: utilize these tests and fixes
1480 * fixinc/inclhack.sh: regen
1481 * fixinc/fixincl.x: regen
1482 * fixinc/fixincl.sh: regen
1484 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1486 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1489 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1491 * gcc.1: Document exit codes.
1493 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1495 * calls.c: Include tm_p.h later, so everything we need is defined.
1497 * function.c: Likewise.
1499 * except.c: Include tm_p.h.
1501 * sparc.c: Likewise.
1502 (dwarf2out_cfi_label): Don't prototype.
1503 (check_return_regs, epilogue_renumber,
1504 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1505 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1506 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1507 ultra_schedule_insn): Add static prototype.
1508 (data_segment_operand, text_segment_operand): Call itself with the
1509 proper number of arguments.
1510 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1512 * sparc.h: Move all declarations to sparc-protos.h.
1513 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1516 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1518 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1520 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1521 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1522 ASM_OUTPUT_ASCII): Constify a char*.
1524 * sparc-protos.h: New file for sparc prototypes.
1526 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1528 * function.c (record_insns, contains): Always declare and define.
1529 (record_insns): Mark with ATTRIBUTE_UNUSED.
1531 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1533 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1534 to .section when outputting a .bss section to deal with multiple
1535 .bss input sections (as happens with -fdata-sections)
1536 Also output %progbits, not @progbits so the assembler doesn't treat as
1538 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1540 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1541 thumb parts even when building with non-thumb CPUs, by forcing
1544 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1546 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1547 (movdf_const_intreg_sp64): Similarly.
1549 * local-alloc.c (update_equiv_regs): Check the correct insn
1550 for pre-existing REG_EQUIV notes.
1552 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1554 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1555 block reached by a branch if we're not going to actually process
1558 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1560 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1561 a local extern function declaration.
1563 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1565 * i386.c (ix86_expand_prologue): Properly wrap USE around
1566 reg for CALL_INSN_FUNCTION_USAGE.
1568 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1570 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1571 move between GP_REGs.
1573 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1575 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1576 the mode size when finding out if an offset is legal.
1578 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1580 * basic-block.h (PROP_*): Move constants from ...
1582 (compute_bb_for_insn): Free the array before reallocating.
1583 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1584 (allocate_reg_life_data): Reset all reg variables collected by
1586 (get_block_head_tail): Don't convert from bb to block.
1587 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1588 (find_insn_reg_weight): Take block not bb.
1589 (schedule_block): Don't set block num for moved insns.
1590 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1591 (schedule_insns): Do it here instead.
1592 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1593 before update_life_info.
1594 * recog.c (split_all_insns, peephole2_optimize): Update for
1595 new arg to update_life_info.
1596 * rtlanal.c (remove_note): Cope with NULL note.
1597 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1600 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1602 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1604 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1605 block records so that merge_blocks_nomove will clean up correctly.
1606 (split_edge): Handle casesi insns.
1608 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1610 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1612 * pa.md (call, call_value): Do not emit a blockage after restoring
1615 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1617 * c-typeck.c (c_expand_asm_operands): Fix typo.
1619 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1621 * arm.c (fpu_rhs_operand): Verify modes.
1622 (fpu_add_operand): Likewise.
1623 (di_operand): Likewise.
1624 (soft_df_operand): Likewise.
1626 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1628 * arm.c (arm_return_in_memory): APCS rules state that the elements
1629 of a structure returned in a register must be 'integer-like'.
1631 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1633 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1634 in the source tree when the generated targets are out of date
1635 * fixinc/genfixes: Alter it to run individual fixes for make.
1636 * fixinc/README: rewrite
1637 * fixinc/inclhack.def: moved initial comments to README
1639 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1641 * toplev.c (main): Do not generate an error message if an
1642 unrecognised command line switch is recognisable by another
1643 language. If extra_warnings are enabled, then generate a
1644 warning message instead.
1646 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1648 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1649 (insert_pack_attributes): Delete prototype.
1651 * c-pragma.c (default_alignment): New static variable.
1652 (push_alignment): Initialize to current effective alignment.
1653 (pop_alignment): Use to set new alignment.
1654 (insert_pack_attributes): Delete function.
1655 (handle_pragma_token): Set default_alignment as well each time
1656 a #pragma pack(<n>) is encountered.
1658 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1660 * reg-stack.c (stack_result): Aggregates are not returned in
1663 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1665 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1667 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1669 * basic-block.h (set_block_num): Declare.
1670 * flow.c (update_life_info): Don't call compute_bb_for_insn
1671 or free_basic_block_vars.
1672 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1673 (insn_orig_block): Remove.
1674 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1675 (schedule_block): Keep BLOCK_NUM up-to-date.
1676 (schedule_insns): Use compute_bb_for_insn.
1677 * recog.c (split_all_insns): Likewise.
1678 (peephole2_optimize): Likewise.
1680 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1682 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1683 if the pic register is used.
1685 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1687 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1688 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1689 if that tests TREE_PERMANENT.
1691 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1693 * cse.c (invalidate_for_call): Do not remove memory references from
1694 the table here. It's handled elsewhere.
1696 * haifa-sched.c (add_dependence): Protect references to the
1697 true dependency cache with #ifdef INSN_SCHEDULING.
1698 (remove_dependence): Similarly.
1700 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1701 to the cfg code that this is a return instruction.
1702 * mn10300.md (return_internal): Similarly.
1704 * combine.c (get_last_value): If the last set of a register
1705 is after subst_low_cuid, then we can not use it to determine
1706 the register's last value.
1708 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1710 * Makefile.in: Back out previous change.
1712 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1714 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1716 * haifa-sched.c (add_dependence): Only check/update the cache
1718 (remove_dependence): Likewise.
1719 (schedule_insns): Only create the true_dependency_cache if the
1720 average number of instructions in a basic block is very large.
1722 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1724 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1725 (ggc-simple.o): Likewise.
1726 (ggc-page.o): Likewise.
1728 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1730 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1731 Prototype for exported functions.
1732 (pre_lcm, pre_rev_lcm): Remove prototypes.
1733 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1734 (compute_available): Move to lcm.c, and change parameter order.
1735 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1736 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1737 (gcse_main): No longer call compute_preds_succs. Rebuild the
1738 set table after reach pre pass.
1739 (pre_insert_map, pre_delete_map, edge_list): New.
1740 (alloc_pre_mem): Allocate edge vectors.
1741 (free_pre_mem): Delete edge vectors.
1742 (compute_pre_data): Call new edge based lcm routines.
1743 (process_insert_insn): New function.
1744 (insert_insn_end_bb): Use it.
1745 (pre_edge_insert): New function.
1746 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1748 (pre_insert_copies): Revamp using new edge based lcm outputs.
1749 (pre_delete): Likewise.
1750 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1752 (compute_code_hoist_vbeinout): New new edge based routines.
1753 * lcm.c: Remove all the old LCM functions. Replace with new ones
1754 that work with the new cfg datastructures and work with edges
1757 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1759 * reload.h (struct reload): Add new fields "mode" and "nregs".
1760 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1761 to reference the "mode" and "nregs" field within struct reload.
1763 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1765 * haifa-sched.c (true_dependency_cache): New.
1766 (add_dependence): Use the true dependency cache to avoid expensive
1767 walks down the LOG_LINKS dependency list. Add entries to the
1769 (remove_dependence): Remove entries from the true dependency cache
1771 (schedule_insns): Allocate and initialize and free the true
1774 * haifa-sched.c (schedule_insns): Do not remove inter-block
1775 dependencies anymore.
1777 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1779 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1780 * i386/t-winnt: Likewise.
1782 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1784 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1786 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1788 * Makefile.in (LANGUAGES): Omit "proto".
1789 (clean): Remove stale comment about removing unprotoize.c.
1791 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1793 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1794 using arithmetic on void pointers.
1796 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1798 * haifa-sched.c (compute_block_forward_dependencies): Only check
1799 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1801 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1803 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1804 (expr_equiv_p): Reject memories with different alias sets.
1806 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1808 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1809 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1810 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1811 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1812 (lang_init): Set default for flag_bounds_check if still "unspecified".
1814 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1816 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1818 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1820 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1823 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1825 * config/c4x/c4x.md (*db_noclobber,
1826 *decrement_and_branch_until_zero_noclobber): New patterns and
1827 associated splitters.
1829 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1831 * config/c4x/c4x.md (parallel instruction patterns): Rework
1832 constraints to keep reload happy.
1834 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1836 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1837 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1838 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1839 Add new patterns and associated post-reload splitters.
1841 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1843 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1845 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1847 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1849 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1851 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1853 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1856 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1858 * pa.c (move_operand): Rely on memory_address_p to determine the
1859 validity of non-indexed memory addresses.
1860 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1861 operand in DFmode and SFmode when generating PA2.0 code.
1863 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1865 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1867 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1869 * mips.c (function_prologue): Fix argument types.
1870 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1871 (casesi_internal): Write to the scratch register.
1873 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1875 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1877 (parse_charconst): Delete unnecessary cast when calling
1879 (cpplib.h): Kill prototype of cpp_parse_escape.
1881 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1883 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1884 * unroll.c (unroll_loop): Cast return value of alloca.
1885 * i370/i370.c: Include function.h and toplev.h.
1886 (i370_label_scan): Remove c++ commented abort.
1887 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1888 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1889 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1890 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1892 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1894 * config/t-freebsd: Do not override USER_H.
1895 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1897 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1898 Mumit Khan <khan@xraylith.wisc.edu>
1900 * c-parse.in (component_decl): Support anonymous struct/union.
1902 * c-parse.y: Regenerate.
1903 * c-parse.c: Likewise.
1904 * objc/objc-parse.y: Likewise.
1905 * objc/objc-parse.c: Likewise.
1906 * c-decl.c (finish_struct): Don't sort the fields.
1907 (field_decl_cmp): Delete unused function.
1909 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1911 * sparc.md (movsf_const_intreg): Revert last constraint change.
1912 (movdf_const_intreg_sp32): Likewise.
1914 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1916 * cse.c: Include hashtab.h instead of splay-tree.h
1917 (struct cse_reg_info): No longer use variant union. Add new
1918 field "regno". All references changed to avoid union.
1919 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1920 (free_cse_reg_info): Remove.
1921 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1922 (get_cse_reg_info): Revamp to use expandable hash tables instead
1923 of splay trees. Initialize new fields in cse_reg_info structure.
1924 (new_basic_block): Similarly.
1926 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1928 * genrecog.c (message_with_line): Prototype.
1929 (validate_pattern): Pass along the set for the dest, not a flag.
1930 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1931 Check for PC/CC0 as sources.
1932 (nodes_identical): Check for children position match before
1933 allowing the combination.
1935 * rtl.c (read_rtx): Track line number across \\\n.
1937 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1939 * mips.h (SPECIAL_MODE_PREDICATES): New.
1940 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1941 (movdi+1, movsi+1): Add output reload constraint.
1942 (casesi_internal): Likewise. Fix commentary.
1943 (return_internal): Use pmode_register_operand.
1945 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1947 * 1750a.md (movstrqi): Add missing output reload constraint.
1948 (call_value): Likewise.
1949 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1950 (jmpfdec): Add missing inout reload constraint.
1951 * elxsi.md (addsi patterns): Add missing output reload constraint.
1952 (move from sp): Use @ alternates.
1953 (call_value): No constraint on output.
1954 * fr30.md (movsi_pop): Add missing output reload constraint.
1955 (movsf_constant_store): Likewise.
1956 (splits): Remove constraints.
1957 (subsi3): Add missing mode.
1958 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1959 (call_value): Likewise.
1960 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1961 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1962 * m32r.md (movsicc_internal): Add output reload constraint.
1963 (movstrsi_internal): Add inout reload constraints.
1964 * m88k.h (reg_names): Don't declare.
1965 (SPECIAL_MODE_PREDICATES): New.
1966 * m88k.md (*): Use register_operand not reg_or_0_operand
1968 * mn10200.h (PREDICATE_CODES): New.
1969 * ns32k.md (ffs pattern): Add output reload constraint.
1970 * pdp11.md (sob pattern): Add inout reload constraint.
1971 * sh.md (splits): Remove constraints.
1972 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1973 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1974 * vax.md (jgequ pattern): Add inout reload constraint.
1976 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1978 * configure.in (djgpp): Revert previous patch.
1979 * configure: Rebuit.
1980 * config/i386/djgpp.h: Revert previous patch.
1982 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1984 * fixinc/inclhack.def: Restore patch lost during last merge of
1985 "no_bogosity" branch.
1986 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1988 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1990 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1991 * fixinc/inclhack.def: Same.
1992 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1994 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1996 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1997 as the base of a PLUS.
1999 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2001 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2002 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2004 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2006 * pa.md (post_stw+1): Use pmode_register_operand.
2007 (dcacheflush, icacheflush): Likewise.
2009 * i386.md (movstricthi_1): Allow r/r.
2011 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2013 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2014 to (not (and (arg0) (arg1))). Similary for and.
2016 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2017 falltrought to assocate code.
2018 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2021 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2022 no bits in common; remove XOR to ROTATE conversion.
2024 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2026 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2028 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2030 * config/c4x/c4x.c (dst_operand): New.
2031 (PREDICATE_CODES): Update.
2032 * config/c4x/c4x.h (dst_operand): Declare it.
2033 * config/c4x/c4x.md: Define mode for each unspec usage.
2034 (move patterns): Use dst_operand predicate instead of src_operand.
2035 (movqi_update, movqf_update): Delete.
2037 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2039 * recog.c (pmode_register_operand): New.
2040 * recog.h: Declare it.
2041 * genrecog.c (pred_codes): Likewise.
2042 (special_mode_pred_table): Likewise.
2043 (validate_pattern): Don't warn no mode for address_operand.
2045 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2046 if the operand is not insn-like.
2048 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2049 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2051 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2053 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2055 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2056 instead of general_operand in a SET_DEST. Use const_double_operand
2057 instead of an explicit test against CONST_DOUBLE.
2058 (movsf_const_lo): Add missing register mode.
2059 (goto_handler_and_restore): Add auxiliary test for Pmode.
2060 (flush): Adjust to use address_operand.
2061 (return_sf_no_fpu): Add missing output constraint.
2063 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2065 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2066 for call return value.
2067 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2069 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2071 * toplev.c (main): Only warn about options for other languages.
2072 * collect2.c (main): Pass -w to sub-gcc.
2074 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2076 * flow.c (propagate_block): Add call-clobbered registers to
2079 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2080 zapping mem_set_list.
2081 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2082 (mark_set_1, mark_used_regs): Likewise.
2084 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2086 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2088 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2090 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2091 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2092 options. Also add a new item "C-only Warning Options" to the
2095 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2097 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2098 from multiple calls.
2100 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2102 * i386.md (call value patterns): Move to the end of the file.
2103 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2105 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2107 * configure.in (djgpp configuration): Define extra_objects..
2108 * configure: Rebuilt.
2109 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2110 (DTORS_SECTION_ASM_OP): Define.
2111 (INIT_SECTION_ASM_OP): Define.
2112 (FINI_SECTION_ASM_OP): Define.
2113 (DATA_SECTION_ASM_OP): Define.
2114 (TEXT_SECTION_ASM_OP): Define.
2115 (EH_FRAME_SECTION_ASM_OP): Define.
2116 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2117 (STARTFILE_SPEC): Add crtbegin.o.
2118 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2119 to here from LINK_COMMAND_SPEC.
2120 (DO_GLOBAL_CTORS_BODY): Define.
2121 (CRTSTUFF_USE_FINI_SECTION): Define
2122 (HAS_INIT_SECTION): Delete.
2124 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2126 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2128 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2130 * pa.h (PREDICATE_CODES): New.
2132 * genrecog.c (validate_pattern): Condense the destination
2135 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2137 * alpha.md (call-1): Supply missing mode for operator.
2138 (*): Add missing output reload constraints. Remove constraints
2141 * i386.h (SPECIAL_MODE_PREDICATES): New.
2142 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2143 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2144 (addsi_lea_3): Add missing mode for op 3.
2145 (prologue_set_got, prologue_get_pc): Add missing modes.
2146 (*) Add missing output reload constraints.
2148 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2150 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2151 check for member bit-size overflow and use var_size if it occurs.
2152 (layout_record): Use bitsize_int() to define the type size in bits.
2153 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2154 (layout_decl): Likewise when assigning to DECL_SIZE.
2156 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2158 * genrecog.c (validate_pattern): Typo last change. Verify
2159 that output operands have output reloads.
2161 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2163 * genrecog.c (special_mode_pred_table): New.
2164 (NUM_SPECIAL_MODE_PREDS): New.
2165 (find_operand): New.
2166 (validate_pattern): New argument `insn'. Warn for assignment to
2167 any predicate accepting non-lvalues. Conditionaly warn for
2168 match_operand without a mode. Try much harder to match source
2169 and destination modes on a set.
2170 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2172 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2174 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2176 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2178 * combine.c (simplify_logical): Recognize xor pattern that encodes
2181 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2183 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2186 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2188 * ggc-page.c (MAP_FAILED): Provide default.
2190 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2192 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2193 * sparc.h (PREDICATE_CODES): Update.
2195 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2197 * alpha.c (some_ni_operand): New.
2198 * alpha-protos.h: Declare it.
2199 * alpha.h (PREDICATE_CODES): Update.
2200 * alpha.md (sXaddq reload insns): Use some_ni_operand
2201 for SET_DEST instead of some_operand.
2203 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2204 Jim Wilson <wilson@cygnus.com>
2206 * genrecog.c (maybe_both_true_2): Don't compare modes of
2208 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2209 after find_afterward.
2210 (debug_decision_1): Dump next and afterward codes.
2212 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2214 * rtl.c (dump_and_abort): Remove.
2215 (fatal_with_file_and_line): New.
2216 (fatal_expected_char): New.
2217 (read_rtx_lineno, read_rtx_filename): New.
2218 (read_skip_spaces): Track line number.
2219 (read_name): Use fatal_with_file_and_line.
2220 (read_rtx): Use fatal_expected_char. Track line number.
2221 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2223 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2224 if it isn't a CODE_LABEL.
2226 * genattr.c (main): Set read_rtx_filename.
2227 * genattrtab.c (main): Likewise.
2228 * gencodes.c (main): Likewise.
2229 * genconfig.c (main): Likewise.
2230 * genemit.c (main): Likewise.
2231 * genextract.c (main): Likewise.
2232 * genflags.c (main): Likewise.
2233 * genopinit.c (main): Likewise.
2234 * genoutput.c (main): Likewise.
2235 * genpeep.c (main): Likewise.
2237 * genrecog.c (decision_test.u.insn): Add `lineno'.
2238 (pattern_lineno, error_count): New variables.
2239 (message_with_line): New.
2240 (add_to_sequence): Break out checking code to ...
2241 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2242 (merge_insn): Use message_with_line.
2243 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2244 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2246 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2248 * expr.c (store_constructor): Clear union if constructor is empty.
2250 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2252 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2253 Add !endian checks. Change %{...} to %(...).
2255 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2257 * i386.md (*addsi3_cc): Renamed from addcsi3.
2258 (*addsi3_carry): Renamed from addxsi3.
2259 (*subsi3_cc): Renamed from subcsi3.
2260 (*subsi3_carry): Renamed from subxsi3.
2261 (*xorqi_cc_1): Renamed from xorcqi_1.
2262 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2263 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2265 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2267 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2268 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2270 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2272 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2273 climb up the chain of insns.
2275 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2277 * genrecog.c (write_subroutine): Careful for null trees.
2278 (process_tree): Don't elide empty functions.
2280 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2282 * Makefile.in (genrtl.o): Depend on ggc.h.
2283 * configure.in (valloc): Probe for it.
2284 (with-gc): Use ggc-page if valloc present.
2285 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2286 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2287 (ggc_alloc_string): Moved from ggc-page.c.
2288 * ggc-none.c (ggc_alloc_obj): New.
2289 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2290 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2291 (struct globals): Likewise for dev_zero_fd.
2292 (init_ggc): Likewise for it's initialization.
2293 (ggc_allocated_p): Move careful dereference from ...
2294 (ggc_lookup_page_table): ... here. Delete.
2295 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2296 (alloc_anon): Use valloc if no mmap.
2297 (release_pages): Use free if using valloc.
2298 (ggc_alloc_obj): Renamed from alloc_obj.
2299 (ggc_set_mark): Renamed from mark_obj.
2300 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2301 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2302 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2303 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2304 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2305 (ggc_collect): Use fp printing instead of our own rounding.
2306 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2307 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2308 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2309 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2310 (struct ggc_string, struct ggc_any): Delete.
2311 (offsetof): Provide default definition.
2312 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2314 (struct ggc_mem): New, from corpse of ggc_any.
2315 (struct ggc_status): Delete.
2316 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2317 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2318 (n_strings_collected, n_anys_collected): Delete.
2319 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2320 (ggc_alloc_string, ggc_alloc): Delete.
2321 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2322 (ggc_free_string, ggc_free_any): Delete.
2323 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2324 (ggc_compare_addresses, ggc_mark_string): Delete.
2325 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2326 (search_data): Delete.
2327 (struct globals): New.
2328 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2329 (tree_insert, tree_lookup): New.
2330 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2331 (clear_marks, sweep_objs): New.
2332 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2333 (init_ggc): Set allocated_last_gc.
2334 (ggc_push_context): Gut. Use G.context.
2335 (ggc_pop_context): Likewise.
2336 (ggc_pop_context_1): New.
2337 (debug_ggc_tree): New.
2338 (debug_ggc_balance, tally_leaves): New.
2339 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2340 (ggc_mark_string_if_gcable): Remove decl.
2341 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2342 (ggc_mark_rtvec_children): New.
2343 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2344 (ggc_mark_if_gcable): New decl.
2345 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2346 (ggc_alloc_tree, ggc_alloc): Likewise.
2347 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2348 (ggc_alloc_obj): New decl.
2349 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2350 (ggc_alloc_tree, ggc_alloc): Likewise.
2351 (ggc_set_mark): New decl.
2352 * rtl.h (struct rtx_def): Remove gc_mark.
2353 (struct rtvec_def): Likewise.
2354 * tree.h (struct tree_common): Likewise.
2356 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2358 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2359 float_format and thread_file definitions.
2360 * configure: Rebuilt.
2362 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2364 * extend.texi (Function Names): Document types of function names.
2366 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2368 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2369 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2371 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2373 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2375 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2377 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2379 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2381 * collect2.c (main): Do prelimnary link on AIX if rflag.
2383 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2385 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2386 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2388 (__do_global_dtors): similarly for __DTOR_LIST__.
2390 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2391 Diego Novillo <dnovillo@cygnus.com>
2393 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2396 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2398 * fixincl/*: Merged "no_bogosity" branch
2399 * fixincl/fixlib.h: protect against doubly defining t_bool
2400 * fixincl/server.h: protect against doubly defining t_bool
2402 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2404 * genoutput.c: Include toplev.h.
2406 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2408 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2410 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2411 * configure: Regenerate.
2413 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2415 * gcse.c (delete_null_pointer_checks): Returns void.
2417 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2419 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2420 * emit-rtl.c (copy_insn_1): Likewise.
2422 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2424 * config/mips/mips.c (mips_build_va_list): Correct
2425 TREE_CHAIN setting when hard-float.
2426 (mips_va_start): Use corrected setting.
2427 (mips_va_arg): Likewise. Also pass a tree to build of
2428 POSTINCREMENT_EXPR rather than a naked 'int'.
2430 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2432 * ggc.h (ggc_push_context): Fix comment.
2433 (ggc_pop_context): Likewise.
2434 (mark_string_if_gcable): Likewise.
2435 * ggc-common.c (ggc_mark_rtx_children): Use
2436 ggc_mark_string_if_gcable.
2437 * ggc-page.c (ggc_lookup_page_table): New function.
2438 (ggc_allocated_p): Likewise.
2439 (mark_obj): Fix formatting.
2440 (ggc_mark_string_if_gcable): New function.
2441 * ggc-simple.c (ggc_allocated_strings): New variable.
2442 (ggc_strings_used): Likewise.
2443 (ggc_compare_addresses): New function.
2444 (ggc_pop_context): Pop the `any' memory too.
2445 (ggc_mark_string_if_gcable): New function.
2446 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2448 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2450 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2451 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2452 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2455 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2457 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2458 (sched_reg_live_length, sched_reg_basic_block): Delete.
2459 (current_block_num, bb_live_regs, old_live_regs): Delete.
2460 (dead_notes, struct sometimes): Delete.
2461 (sched_note_set, birthing_insn_p): Delete.
2462 (adjust_priority): Gut useless reg lifetime code.
2463 (create_reg_dead_note, attach_deaths): Delete.
2464 (attach_deaths_insn, new_sometimes_live): Delete.
2465 (finish_sometimes_live): Delete.
2466 (find_pre_sched_live, find_post_sched_live): Delete.
2467 (update_reg_usage): Delete.
2468 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2469 (schedule_insns): Delete reg lifetime code.
2470 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2471 (unlink_other_notes): Adjust REG_NOTE commentary.
2472 (reemit_notes): Use REG_SAVE_NOTE.
2473 (schedule_block): Likewise.
2474 (schedule_region): Allocate bitmap of blocks in region. Use
2475 count_or_remove_death_notes. Use update_life_info.
2477 * rtl.h (REG_SAVE_NOTE): New.
2478 * rtl.c (reg_note_name): Update.
2480 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2482 * combine.c (refresh_blocks, need_refresh): New.
2483 (combine_instructions): Allocate refresh_blocks. Invoke
2484 update_life_info if needed.
2485 (distribute_notes): Mark refresh_blocks instead of installing
2487 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2488 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2490 * Makefile.in (recog.o): Depend on basic-block.h.
2492 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2494 * genrecog.c (add_to_sequence): Thinko last change: delete
2495 shadowing allow_const_int variable.
2497 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2499 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2500 __GNUC__ and __GNUC_MINOR__.
2502 * gansidecl.h: Likewise.
2508 * toplev.h: Likewise.
2514 * varray.c: Likewise.
2516 * varray.h: Likewise.
2518 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2520 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2521 use one before a jump table.
2523 * rtl.def (ADDRESS): Change documentation to match reality.
2524 * md.texi: Don't document it.
2525 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2528 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2530 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2532 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2533 known predicate block; default allow_const_int true.
2534 (debug_decision_list): New.
2536 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2538 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2540 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2542 * gcse.c (gcse_main): Avoid global optimizations if we have a
2543 large number of basic blocks and the ratio of edges to blocks
2545 (delete_null_pointer_checks): Likewise.
2547 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2549 * c-common.c (check_format_info): Warn if format string isn't a
2552 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2554 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2555 * configure: regenerate
2557 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2559 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2560 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2561 (peepholes): Re-enable.
2563 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2565 * Makefile.in (flow.o): Depend on TREE_H.
2566 * basic-block.h (REG_SET_EQUAL_P): New.
2569 (free_regset_vector): Remove declaration.
2570 (flow_delete_insn_chain): Declare.
2571 (enum update_life_extent): New.
2572 (update_life_info, count_or_remove_death_notes): Declare.
2573 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2574 Verify register live at bb->global_live_at_start before adding USE.
2575 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2576 (CLEAN_ALLOCA): New.
2578 (PROP_*): New flags.
2579 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2580 (clear_edges): Zero n_edges.
2581 (make_edge): Increment n_edges.
2582 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2583 (flow_delete_insn_chain): Export.
2584 (delete_block): Decrement n_edges.
2585 (merge_blocks_nomove): Likewise.
2586 (life_analysis): Give life_analysis_1 PROP flags.
2587 (verify_wide_reg_1, verify_wide_reg): New.
2588 (verify_local_live_at_start): New.
2589 (update_life_info): Rewrite to call into propogate_block.
2591 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2592 always mark stack pointer. Conditionally mark PIC register.
2593 After reload, mark call-saved registers, return regsiters.
2594 (life_analysis_1): Accept PROP flags not remove_dead_code.
2595 Call mark_regs_live_at_end before zeroing regs_ever_live.
2596 Use calculate_global_regs_live. Copy global_live_at_end before
2597 calling final propagate_block. Zero reg_next_use on exit.
2598 (calculate_global_regs_live): New.
2599 (allocate_bb_life_data): Don't allocate bb->local_set.
2600 (init_regset_vector, free_regset_vector): Remove.
2601 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2602 Test flags before every operation. Warn if prologue/epilogue insn
2603 would have been deleted.
2604 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2605 Use alloc_EXPR_LIST.
2606 (mark_used_regs): Accept and use FLAGS, not FINAL.
2607 Remove special handling for RETURN.
2608 (try_pre_increment): Use alloc_EXPR_LIST.
2609 (dump_flow_info): Dump n_edges.
2610 (unlink_insn_chain, split_hard_reg_notes): Remove.
2611 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2612 (find_insn_with_note, new_insn_dead_notes): Remove.
2613 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2614 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2615 (replace_insns): Remove.
2616 (count_or_remove_death_notes): New.
2617 (verify_flow_info): Abort on error after all checks.
2618 (remove_edge): Decrement n_edges.
2619 (remove_fake_edges): Tweek format.
2620 * haifa-sched.c (schedule_insns): Use split_all_insns.
2621 * output.h (update_life_info): Remove declaration.
2622 * recog.c (split_all_insns): From the corpse of split_block_insns,
2623 do the whole function block by block. Use update_life_info.
2624 (recog_last_allowed_insn): New.
2625 (recog_next_insn): Mind it.
2626 (peephole2_optimize): Set it. Walk backwards through blocks.
2627 Use update_life_info.
2628 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2629 (split_all_insns): Declare.
2630 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2631 Use split_all_insns.
2633 * i386.md (or -1 peep2s): Disable.
2635 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2637 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2638 a single pattern. Scrap the 'd' versions as unnecessary.
2640 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2641 tablejump_mips162,tablejump_internal4): The operands to a
2642 label_ref must be VOIDmode.
2644 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2646 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2648 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2650 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2652 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2654 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2655 cache every function if ggc_p.
2657 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2659 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2660 instead of copy_rtx. Accept sequences that contain asm statements.
2661 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2662 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2663 orig_asm_operands_vector, copy_asm_operands_vector,
2664 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2666 * rtl.h (copy_insn, copy_insn_1): Declare.
2668 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2670 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2672 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2673 arguments to `current_file_function_operand'.
2675 * genrecog.c: Include hard-reg-set.h and resource.h in the
2676 generated output file.
2678 * real.c: Include tm_p.h.
2680 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2682 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2685 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2687 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2688 before the fctiwz insn.
2690 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2691 Mark Mitchell <mark@codesourcery.com>
2693 * tree.c (make_lang_type_fn): New funtion pointer.
2694 (make_lang_type): Call it.
2695 * tree.h (make_lang_type): Declare.
2696 (make_lang_type_fn): Likewise.
2697 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2699 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2701 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2702 make sure that HIGH instructions are copied into BASE_REGS.
2704 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2706 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2708 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2710 * c-decl.c (finish_struct): Use simpler method of
2711 removing elements of a singly-linked list.
2713 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2715 * alpha.md (peephole2's): Comment out peephole2's that generate
2718 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2720 * genrecog.c (add_to_sequence): Disable mode check for
2723 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2725 * ggc-simple.c (init_ggc): Set empty_string.
2727 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2729 * configure.in: Detect mmap. Add --with-gc=foo to select
2730 garbage collector; default to page if mmap available.
2731 * Makefile.in (GGC): Substitute.
2733 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2735 * c-decl.c (ggc_p): Enable.
2737 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2739 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2741 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2743 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2744 string for little-endian-data.
2746 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2748 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2749 case somebody tries to compile --enable-checking code with gcc
2752 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2754 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2757 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2759 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2760 * jump.c (jump_optimize_1): Document why.
2762 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2764 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2765 pointers and casts for `int_handler' and `quit_handler'.
2767 * flow.c (verify_flow_info, split_hard_reg_notes,
2768 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2769 remove_edge, remove_fake_successors): Add static prototypes.
2770 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2771 (mark_set_1): Initialize variable `regno'.
2772 (unlink_insn_chain): Likewise for variable `curr'.
2773 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2775 * loop.c (strength_reduce): Initialize variable
2776 `unrolled_insn_copies'.
2777 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2778 prototypes. Change these functions to take const PTR parameters
2779 to avoid prototype conflict when used as the comparson argument
2781 (check_dbra_loop): Initialize variable `comparison_val'.
2783 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2784 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2785 (find_valid_class): Initialize variable `best_class'.
2786 (find_reloads): Call memcpy, not bcopy.
2788 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2789 (hard_reg_use_compare): Don't needlessly cast away const.
2790 (reload_reg_class_lower): Likewise.
2791 (choose_reload_regs): Initialize variable `regno'.
2793 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2795 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2797 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2799 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2800 ({,d}discard): Add forward declarations. Declare parameter as
2802 (main_without_main): Explicitly declare return type to be int.
2803 (memcpy): Properly declare.
2805 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2806 building the trampoline support, declare malloc, free, and
2808 (__clear_cache): Mark arguments as potentially unused.
2810 * frame.c (toplevel): If inhibit_libc is defined, declare
2813 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2815 * flow.c (make_edge): Accept an optional 2D bitmap in which
2816 to cache edge existence. Update all callers.
2817 (make_label_edge, make_eh_edge): Pass through the edge cache.
2818 (make_edges): Provide the cache.
2820 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2822 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2824 (local_mbtowc): Change the type of variable `i' from int to size_t.
2826 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2827 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2829 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2831 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2832 after other includes that define the appropriate types. Include
2833 tm_p.h for getting user prototypes.
2834 * ggc-callbacks.c (toplevel): Ditto.
2835 * ggc-none.c (toplevel): Ditto.
2836 * gcc-page.c (toplevel): Ditto.
2837 * ggc-simple.c (toplevel): Ditto.
2839 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2840 Jonathan Larmour <jlarmour@cygnus.co.uk>
2842 * config/mips/mips.c (mips_move_2words): Split doubles if
2843 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2845 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2847 * genrecog.c (struct decision_test): New.
2848 (struct decision): Remove test-related members, sort the rest by size.
2849 (IS_SPLIT): Simplify.
2850 (new_decision, new_decision_test): New.
2851 (add_to_sequence): Use them. No special handling for args of
2853 (maybe_both_true): Renamed from not_both_true; return sense changed.
2854 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2855 of maybe_both_true and adjusted for decision_test.
2856 (position_merit): Remove.
2857 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2858 (merge_accept_insn): New, broken out of merge_trees.
2859 (merge_trees): Use them. No special case for c_test; no node
2860 splitting; use test type instead of position_merit.
2861 (factor_tests): New.
2862 (simplify_tests): New.
2863 (break_out_subroutines): Don't write code now.
2864 (find_afterward): New.
2865 (write_afterward, write_switch, write_cond): New.
2866 (write_action, is_unconditional): New.
2867 (write_node): New. Use them.
2868 (write_tree_1): Rewrite. Use the new functions above.
2869 (write_tree): Remove afterward processing.
2870 (write_subroutine): Simplify function variant emission.
2871 (write_subroutines): New.
2872 (same_codes, clear_codes): Remove.
2873 (same_modes, clear_modes): Remove.
2874 (write_header): New, broken out of main.
2875 (make_insn_sequence): Use new_decision and new_decision_test.
2876 (process_tree): New, broken out of main.
2877 (main): Adjust for merge_trees interface change.
2878 Don't #define operands in the output file.
2879 (record_insn_name): New, broken out of make_insn_sequence.
2880 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2881 (debug_decision): New.
2883 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2885 * resource.c (find_free_register): Mark class_str argument const.
2886 * resource.h: Update prototype to match.
2888 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2889 * i386.md: Give all anonymous insns names.
2891 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2893 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2896 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2898 * toplev.c (dbr_sched_time): Unconditional.
2899 (peephole2_time): New.
2900 (compile_file): Add pass numbers to all of the dump file suffixes.
2901 Dump peephole2_time. Don't dump times for non-applicable passes.
2902 (rest_of_compilation): Add pass numbers to dump file suffixes.
2903 Conditionalize calls to the scheduler.
2904 * invoke.texi: Update.
2906 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2908 * flow.c (make_edges): Fix insn iteration.
2909 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2910 (find_basic_blocks_1): Fix spelling mistake.
2912 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2914 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2915 always have side-effects. Use memset not bzero.
2916 (make_node): Likewise.
2918 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2920 * stmt.c (expand_anon_union_decl): When any of the elements of the
2921 union is addressable, so is the entire union.
2923 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2925 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2927 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2928 * bitmap.c (bitmap_operation): Return true iff TO changed.
2929 (bitmap_equal_p): New.
2930 (bitmap_bit_p): Tidy arithmetic.
2931 (debug_bitmap_file): Likewise.
2933 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2935 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2936 before cse2 instead of after.
2938 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2940 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2943 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2945 * cppinit.c (is_idchar initializer): Loosen tests to accept
2948 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2950 * mips.md: Define conditional move patterns for floating point
2951 operands and DI mode conditions.
2953 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2955 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2956 always have side-effects.
2958 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2960 * mn10200.c (asm_file_start): Fix typo.
2962 * cppinit.c (is_idchar initializer): Tighten tests for when
2963 to put the table into initialized memory.
2965 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2966 not an array of rtunion.
2967 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2968 * gcc-simple (ggc_free_rtvec): Similarly.
2970 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2973 * mbchar.h: Add missing #endif.
2975 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2976 (FPBIT, DPBIT): Define.
2978 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2980 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2982 * profile.c (instrument_arcs, output_gcov_string,
2983 tablejump_entry_p): Add static prototypes.
2984 (output_gcov_string): Constify a char*.
2986 * regmove.c (replacement_quality, fixup_match_2): Add static
2989 * resource.h (reg_dead_p): Add extern prototype.
2991 * rtl.c (trim_filename): Add static prototype.
2993 * scan-decls.c (skip_to_closing_brace): Likewise.
2995 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2996 (expand_end_case): Initialize variable `range'.
2997 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2999 * varasm.c (asm_emit_uninitialised): Add static prototype.
3000 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3003 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3005 * cpplib.c (if_directive_nameo): Add static prototype.
3007 * cse.c (cse_insn): Remove unused variable `p'.
3009 * except.c (create_rethrow_ref, push_entry,
3010 receive_exception_label, new_eh_region_entry, find_func_region,
3011 clear_function_eh_region, process_nestinfo): Add static prototypes.
3012 (get_reg_for_handler): Hide definition.
3013 (process_nestinfo): Initialize variable `extra_handlers'.
3015 * expr.h (expand_builtin_longjmp): Add extern prototype.
3017 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3019 * function.c (prepare_function_start): Likewise.
3020 (pop_function_context_from): Mark parameter `context' with
3022 (push_temp_slots_for_block, flush_addressof): Hide definition.
3024 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3025 solve_program_flow_graph, calculate_branch_probs,
3026 function_summary, main, fancy_abort): Add prototypes.
3028 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3029 (add_hash): Constify a char*.
3031 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3032 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3033 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3035 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3037 * lists.c (free_list, zap_lists): Likewise.
3039 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3041 * alias.c (nonlocal_reference_p): Add static prototype.
3043 * bitmap.c (bitmap_element_allocate): Prototype args in function
3046 * builtins.c (stabilize_va_list): Add static prototype.
3047 (expand_builtin_va_arg): Constify a char*.
3049 * c-lex.c (getch, put_back, extend_token_buffer_to,
3050 read_line_number, token_getch, token_put_back): Add static
3053 * c-parse.gperf (hash, is_reserved_word): Likewise.
3055 * cccp.c (is_dir_separator): Likewise.
3057 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3059 * graph.h: New file to prototype functions exported by graph.c.
3061 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3063 * graph.c: Include graph.h.
3065 * toplev.c: Likewise. Remove redundant prototypes.
3067 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3069 * invoke.texi: Removed duplicated description for -Q.
3071 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3073 * extend.texi: Grammar fix in __extension__ text.
3075 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3077 * md.texi (define_peephole2): New section.
3079 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3081 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3082 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3085 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3087 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3089 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3091 * i386.md (ffs expander): Emit Pentium friendly code for
3094 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3096 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3100 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3102 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3104 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3106 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3109 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3111 * md.texi (No Constraints): Delete section.
3112 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3113 * final.c (final_scan_insn): We always have register constraints.
3114 * genattrtab.c: Don't include "insn-config.h".
3115 (write_attr_case): We always have register constraints.
3116 * genconfig.c (register_constraint_flag): Delete.
3117 (walk_insn_part): Don't check whether we have register constraints.
3118 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3119 * genoutput.c (have_constraints): Delete.
3120 (main): Don't set it.
3121 (output_operand_data): We always have constraints.
3122 (scan_operands): Likewise.
3123 (compare_operands): Likewise.
3124 * local-alloc.c (block_alloc): We always have constraints.
3125 (requires_inout): Always compile this function.
3126 * recog.c (extract_insn): We always have constraints.
3127 (constrain_operands, reg_fits_class_p): Always compile these
3129 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3131 (struct insn_operand_data): Likewise.
3132 * regclass.c (regclass): We always have constraints.
3133 (record_reg_classes, copy_cost, record_address_regs,
3134 auto_inc_dec_reg_p): Always compile these functions.
3135 * regmove.c (regmove_optimize): We always have constraints.
3136 * reload.c (find_reloads): Likewise.
3137 * reload1.c (reload): Likewise.
3138 (reload_cse_simplify_operands): Likewise.
3139 * i860.c (output_delay_insn): Likewise.
3141 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3143 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3145 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3147 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3148 for the va_list record.
3150 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3152 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3155 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3157 * alias.c: Include insn-flags.h.
3158 * Makefile.in (alias.o): Update.
3160 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3162 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3163 to LTU and GEU. Handle more cases using sbb.
3165 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3167 * i386.md (truncatexfdf splitters): Do not use subreg.
3168 (fop XFmode patterns): Fix mode in operand testing.
3170 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3172 * jump.c (jump_optimize_1): Amend last change to test only the
3173 form of the operand, not the insn.
3175 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3176 not register_operand to determine when B may need preloading.
3178 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3180 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3181 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3182 (call-value patterns): Move to end of file.
3183 (*): Remove mode from label_ref in (pc) context.
3184 (movstrqi): Use memory not general_operand for BLKmode operands.
3185 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3186 to register_operand operands.
3187 (peep2 patterns): Convert from commented-out peephole patterns.
3189 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3191 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3192 to BUILT_IN_INIT_DWARF_REG_SIZES.
3193 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3194 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3195 expand_builtin_init_dwarf_reg_sizes.
3196 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3197 with __builtin_init_dwarf_reg_size_table.
3198 * dwarf2out.c (struct reg_size_range): Delete.
3199 (expand_builtin_init_dwarf_reg_sizes): New function.
3200 (expand_builtin_dwarf_reg_size): Delete.
3201 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3202 (expand_builtin_dwarf_reg_size): Don't declare.
3203 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3204 (dwarf_reg_size_table): New.
3205 (init_reg_size_table): New function.
3206 (copy_reg): Use dwarf_reg_size_table.
3207 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3210 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3212 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3213 Correctly build argument list to constructor and destructor functions.
3215 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3217 * c-tree.h (warn_float_equal): Declare.
3218 * c-decl.c (warn_float_equal): Define.
3219 (c_decode_option): Recognize -W[no-]float-equal.
3220 * c-typeck.c (build_binary_op): Conditionally warn
3221 about equality tests of floating point types.
3222 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3223 * invoke.texi: Add docs for -Wfloat-equal warning.
3225 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3227 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3228 generating RTL directly.
3229 * mips.h (INIT_TARGET_OPTABS): Likewise.
3230 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3232 * expr.h (init_mov_optab): Delete declaration
3234 * h8300.c (WORD_REG_USED): Update to avoid useless register
3235 saves in interrupt functions and functions which never return.
3237 * cse.c (struct set): Delete inner_dest_loc field.
3238 (cse_insn): Remove assignments to inner_dest_loc field.
3240 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3242 * ggc-page.c: Don't include <unistd.h> etc taken care of
3243 by "system.h". Include <sys/mman.h> afterward.
3245 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3247 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3250 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3252 * xcoffout.c (xcoffout_declare_function): Add documentation.
3253 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3254 TARGET_64BIT. Compare constant to -1, not bit pattern.
3255 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3256 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3259 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3261 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3263 (gen_inlined_enumeration_type_die): Do not abort if the type has
3264 not been writeen out.
3265 (gen_inlined_structure_type_die): Do not abort if the type has
3266 not been writeen out.
3267 (gen_inlined_union_type_die): Do not abort if the type has
3268 not been writeen out.
3269 (gen_tagged_type_instantiation_die): Do not abort if the type
3270 has not been written out.
3272 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3274 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3276 * reg-stack.c (straighten_stack): Copy hard reg set with
3279 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3281 * builtins.c (stabilize_va_list): Stabilize array type va_list
3282 to a pointer type, not the base record type.
3283 (expand_builtin_va_copy): Dereference the pointers explicitly;
3284 use the correct size for the copy.
3286 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3287 (rs6000_va_arg): Likewise.
3289 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3291 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3293 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3295 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3297 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3299 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3301 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3302 (init_ggc): Use it instead of a constant.
3303 (ggc_collect): Bound allocated_last_gc by it.
3305 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3307 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3310 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3312 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3313 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3315 * config/mips/openbsd.h: New, OpenBSD little endian target.
3316 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3317 * config/mips/xm-openbsd.h: New, OpenBSD host.
3319 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3321 * config/m68k/m68k.c (output_function_prologue,
3322 output_function_epilogue): Use
3323 current_function_uses_pic_offset_table instead of regs_ever_live
3324 to decide whether to save/restore pic register.
3325 (legitimize_pic_address): Don't modify regs_ever_live any more.
3327 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3329 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3330 * stor-layout.c (variable_size): Don't add sizes to the pending
3331 sizes list if x_dont_save_pending_sizes_p is set.
3333 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3335 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3336 for symbolic_operand().
3337 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3339 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3341 * combine.c (gen_rtx_combine): Add missing call to va_end().
3343 * final.c (asm_fprintf): Likewise.
3345 * genattrtab.c (attr_rtx): Likewise.
3347 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3349 * cse.c: Update comments.
3350 (cse_insn): When converting a conditional/computed jump into
3351 an unconditional jump, always make sure a BARRIER immediately
3352 follows the converted jump. Do not delete unreachable code.
3353 (cse_basic_block): Do not delete unreachable code.
3354 * toplev.c (rest_of_compilation): Move call to
3355 delete_trivially_dead_insns after the conditional call to
3358 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3360 * collect2.c (make_temp_file): Don't prototype.
3362 * gcc.c (make_temp_file): Likewise.
3364 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3366 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3368 * varasm.c (asm_emit_uninitialised): New function: Generate
3369 the assembler statements necessary to declare an uninitialised
3371 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3373 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3374 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3376 (assemble_variable): Use asm_emit_uninitialised to emit an
3377 uninitialised variable.
3379 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3381 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3382 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3383 <geoffk@cygnus.com>.
3385 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3387 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3388 * c-common.h (builtin_function): Don't declare.
3390 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3392 (pushdecl): Likewise.
3393 (finish_decl): Likewise.
3394 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3395 int. All callers changed.
3396 Set the builtin's DECL_BUILT_IN_CLASS.
3397 * tree.h (enum built_in_class): New.
3398 (enum built_in_function): Delete NOT_BUILT_IN.
3399 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3401 (DECL_SET_FUNCTION_CODE): Likewise.
3402 (DECL_BUILT_IN_CLASS): New macro.
3403 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3404 (struct tree_decl): Split builtin function code field into a
3406 (builtin_function): Declare.
3408 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3410 * optabs.c (init_traps): Fix typo in last change.
3412 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3414 * toplev.c (rest_of_decl_compilation): Update comment.
3416 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3418 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3419 in .sbss if appropriate.
3420 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3421 (SBSS_SECTION_ASM_OP): New macro.
3422 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3423 (EXTRA_SECTIONS): Add in_sbss.
3424 * config/mips/mips.h: Prototype sbss_section.
3426 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3428 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3431 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3433 * optabs.c (init_traps): Register trap_rtx as a GC root.
3435 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3437 * config/mips/mips.c (function_arg_pass_by_reference): Define
3438 unconditionally, since it's called unconditionally.
3440 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3442 * toplev.c (documented_lang_options): Add -fshort-wchar.
3443 * c-decl.c (c_decode_option): Likewise.
3444 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3446 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3447 * gcc.c (default_compilers): If -fshort-wchar,
3448 override __WCHAR_TYPE__.
3449 * tm.texi (C Dialect Options): Add -fshort-wchar.
3451 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3452 symbol for a variable.
3454 * cpplib.h (CPP_PREPROCESSED): New macro.
3455 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3456 we're seeing this input for a second time.
3458 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3460 * emit-rtl.c (init_emit_once): Initialize modes first.
3462 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3464 * config/i386/i386.c (pic_label_name): Change to char pointer.
3465 (global_offset_table): New variable.
3466 (load_pic_register): Fill global_offset_table if it hasn't
3467 already been done. Allocate pic_label_name dynamically.
3468 * ggc.h (empty_string): New variable.
3469 * ggc-simple.c (empty_string): Likewise.
3470 (init_ggc): Allocate empty_string and add as root.
3471 * stmt.c (digit_strings): New variable.
3472 (init_stmt): Add last_block_end_note as root. Allocate and
3473 initialize digit_strings.
3474 (expand_asm_operands): Use empty_string instead of string
3475 constant. Use digit_strings instead of string constants.
3476 * profile.c (init_arc_profiler): Allocate string with
3477 ggc_alloc_string instead of xmalloc.
3478 (output_func_start_profiler): Likewise.
3479 * c-typeck.c (digest_init): Check if init is error_mark_node.
3481 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3482 Richard Henderson <rth@cygnus.com>
3484 * ggc-page.c: New file.
3485 * Makefile.in (ggc-page.o): New.
3487 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3489 * invoke.texi: Document -fdelete-null-pointer-checks
3490 * toplev.c (flag_delete_null_pointer_checks): New.
3491 (f_options): Add entry for -fdelete-null-pointer-checks.
3492 (rest_of_compilation): Conditionalize null pointer check
3493 elimination on flag_delete_null_pointer_checks.
3494 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3496 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3498 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3499 copyright notice and special exception to GPL.
3501 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3503 * abi64.h (mips_function_value): Add prototype arguments.
3505 * mips-protos.h: New file with mips prototypes.
3507 * mips.c: Include "tm_p.h".
3508 (mktemp, lookup_name): Add prototype arguments.
3509 (extern_list, string_constant, mips_fill_delay_slot,
3510 mips_output_external, mips_output_external_libcall,
3511 mips_output_filename, mips_declare_object, function_prologue,
3512 mips_expand_prologue, function_epilogue, mips16_constant,
3513 build_mips16_function_stub, mips_output_conditional_branch):
3515 (mips_va_start): Remove unused variable `u'.
3516 (mips_va_arg): Cast value to unsigned when comparing against one.
3518 (save_restore_insns, mips_expand_prologue): Add missing arg in
3519 call to `large_int'.
3521 * mips.h: Move prototypes to mips-protos.h.
3522 (data_section, memory_address_p, rdata_section,
3523 readonly_data_section, simple_epilogue_p, text_section): Delete
3524 prototypes delcared elsewhere.
3525 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3527 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3529 * mips.md: Delete extra args in call to `mips_move_2words'.
3531 * xm-iris6.h (alloca): Add prototype argument.
3533 * genpeep.c: Include "tm_p.h" in generated output file.
3535 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3537 * basic-block.h (find_edge_index): Change parameters.
3538 * flow.c (verify_edge_list): Pass basic_block parameters to
3539 find_edge_index instead of integers.
3541 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3543 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3546 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3548 * gcc.1: Fix a formatting error.
3550 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3552 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3553 i786, mn10200, mn10300, pdp11, v850.
3555 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3557 * libgcc2.c (num_digits): Add prototype with
3558 __attribute__((const)).
3559 (__terminate): Add prototype.
3561 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3563 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3565 * alpha/alpha.c (print_operand): Fix type of `code'.
3566 (alpha_output_filename): Constify.
3567 * alpha/alpha.h: Move all function declarations ...
3568 * alpha/alpha-protos.h: ... here. New file.
3569 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3570 (SECTION_FUNCTION_TEMPLATE): Likewise.
3572 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3574 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3575 * expr.c (expand_expr): Likewise.
3576 (do_jump): Likewise.
3577 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3578 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3580 (enum can_compare_purpose): New.
3581 (can_compare_p): Adjust prototype.
3582 (prepare_cmp_insn, prepare_operand): Declare.
3583 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3584 * optabs.c (cmp_available_p): Deleted.
3585 (expand_abs): Pass ccp_jump to can_compare_p.
3586 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3587 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3588 Call can_compare_p rather than cmp_available_p.
3589 (prepare_operand): No longer static.
3590 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3591 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3592 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3593 sequence to use emit_cmp_and_jump_insns.
3594 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3596 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3598 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3599 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3600 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3601 (plus (reg) (const_int 0))
3602 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3604 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3606 * rs6000.c (expand_block_move): DImode loads and stores require
3607 word-aligned displacements. Increment address registers with
3608 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3610 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3612 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3613 is no name for the base type, rather than segfault. If we are
3614 writing out a complex integer type, use DW_ATE_lo_user.
3616 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3617 in one word or less (complex char, complex short, or on 64 bit
3618 systems complex float) to/from a hard register, copy it through
3619 memory instead of dying in gen_{real,imag}part. If we have a
3620 short complex type, prevent inlining since it allocates stack
3623 * tree.c (build_complex_type): If we are writing dwarf2 output,
3624 generate a name for complex integer types.
3626 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3628 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3629 * flow.c (remove_edge): Remove extra whitespace.
3630 (remove_fake_edges): Fix comment.
3631 (add_noreturn_fake_exit_edges): Use the correct name.
3633 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3635 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3636 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3637 (clean): Depend on INTL_CLEAN.
3638 (maintainer-clean): Adjust.
3640 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3642 * configure.in (AC_PREREQ): Bump to 2.13.
3643 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3645 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3647 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3649 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3651 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3652 (HAVE_STRINGIZE): Define.
3654 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3656 * c-parse.in: save and restore warn_pointer_arith on __extension__
3657 along with pedantic.
3658 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3659 Set the type of extension to itype rather than $<itype>1 kludge.
3660 * extend.texi (Alternate Keywords): Adjust documentation.
3661 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3663 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3665 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3666 most assembler templates.
3668 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3669 FP loads and stores.
3670 (following_call): Always return zero for the PA8000.
3671 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3672 FP loads and stores.
3673 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3675 * pa.h (BRANCH_COST): Define.
3677 * pa.md (return, return_internal): Use bve for PA2.0.
3679 * pa.md (fused multiply): Add variants which reduce height for the
3680 fused multiply, but which still generate 2 insns.
3681 (fnegabs): Similarly.
3683 * pa.md (subsi3): Turn into an expander. Create two anonymous
3684 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3685 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3687 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3689 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3691 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3692 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3694 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3697 * flow.c (record_active_eh_regions): Terminate loop after finding
3698 the last insn in the last basic block.
3700 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3702 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3704 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3706 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3708 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3710 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3711 splitting to not use output template.
3713 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3715 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3716 * config/c4x/c4x.c (c4x_va_start): New function.
3718 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3720 * genrecog.c (not_both_true): Handle correctly cases when called for
3721 tests with different positions in the insn.
3723 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3725 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3727 * system.h (HOST_PTR_PRINTF): ... to here.
3729 * mips-tfile.c: Don't include machmode.h.
3731 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3732 (mips-tfile.o): Don't depend on machmode.h.
3734 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3736 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3737 avoid conflicts with typedef struct `region' at the top level scope.
3739 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3741 * basic-block.h (basic_block): Add eh_beg, eh_end.
3742 * flow.c (entry_exit_blocks): Update.
3743 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3745 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3746 lists.c functions to allocate insn lists.
3747 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3749 (make_eh_edge): ... here. New.
3750 (move_stray_eh_region_notes): New.
3751 (record_active_eh_regions): New.
3752 (delete_unreachable_blocks): Split out block merging ...
3753 (try_merge_blocks): ... here. New.
3754 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3755 Dump debugging data.
3756 (merge_blocks_move_successor_nojumps): Likewise.
3757 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3759 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3761 * extend.texi (Bound member functions): Document unbound pmf
3764 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3766 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3767 has the EXIT_BLOCK as a dest.
3769 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3771 * flow.c (remove_edge): New function to remove an edge from the
3773 (remove_fake_successors): New function to remove fake successor edges.
3774 (remove_fake_edges): New function to remove all fake edges from the
3776 (add_fake_exit_edges): New function to add fake edges from all blocks
3777 with no successors to the exit block.
3778 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3779 prototypes for new functions.
3781 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3783 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3784 Use Pmode to determine whether to output .dword or .word.
3786 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3788 * tree.c (built_in_filename): New variable.
3789 (BUILT_IN_FILENAME): New macro.
3790 (init_tree_codes): Allocate built_in_filename.
3791 (make_node): Use built_in_filename instead of string constant.
3793 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3795 * configure.in: Add fr30 target.
3796 * configure: Regenerate.
3797 * config/fr30: New directory.
3798 * config/fr30/crti.asm: New file.
3799 * config/fr30/fr30.c: New file.
3800 * config/fr30/crtn.asm: New file.
3801 * config/fr30/fr30.h: New file.
3802 * config/fr30/fr30.md: New file.
3803 * config/fr30/lib1funcs.asm: New file.
3804 * config/fr30/t-fr30: New file.
3805 * config/fr30/xm-fr30.h: New file.
3807 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3809 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3810 BARRIER at the end of the successor, not the BARRIER before
3813 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3815 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3817 * stmt.c (any_pending_cleanups): Don't crash when
3818 current_function->stmt is unset.
3820 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3822 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3823 other initializations that may use it for relative offsets.
3825 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3827 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3828 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3829 * config/i386/sol2dbg.h: Removed.
3830 * config/i386/sol2gas.h: New file, to enable gas work-around.
3831 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3832 Don't use sol2dbg.h.
3833 * configure: Rebuilt.
3835 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3837 * invoke.texi (-fthis-is-variable): Remove documentation.
3839 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3841 * basic-block.h (compute_bb_for_insn): Declare.
3842 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3843 to use; set size of basic_block_for_insn directly.
3844 (find_basic_blocks): Update.
3846 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3848 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3850 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3852 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3853 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3855 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3857 * c-decl.c (c_decode_option): Extend comment.
3859 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3861 * toplev.c (progname): Make 'const char *'
3862 (flag_print_mem): Move out of main.
3863 (version_flag): Move out of main.
3864 (filename): Move out of main.
3865 (debug_args): Remove g prefix from options.
3866 (documented_lang_options): Remove cpplib specific options.
3867 (display_help): Add g prefix to debug options.
3868 (check_lang_option): Delete this function.
3869 (decode_d_option): New function: Decode -d... option.
3870 (decode_f_option): New function: Decode -f... option.
3871 (decode_W_option): New function: Decode -W... option.
3872 (decode_g_option): New function: Decode -g... option.
3873 (independent_decode_option): New function: Decode a language
3874 independent command line option.
3875 (main): Invoke lang_decode_option and then
3876 independent_decode_option on each command line option in
3879 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3881 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3882 * fold-const.c (fold_range_test): Do not try to fold the range
3883 test if the rhs or lhs has side effects.
3885 * basic-block.h (compute_flow_dominators): Declare.
3887 * gcse.c (alloc_code_hoist_mem): New function.
3888 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3889 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3890 (hoist_code, one_code_hoisting_pass): Likewise.
3891 (gcse_main): If optimizing for size, then hoist expressions
3892 computed in multiple dominated basic blocks.
3894 * gcse.c (invalid_nonnull_info): New function.
3895 (delete_null_pointer_checks): Likewise.
3896 * rtl.h (delete_null_pointer_checks): Declare.
3897 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3899 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3900 (merge-blocks_move_successor_nojumps): Likewise.
3901 (merge_blocks): Allow merging of some blocks, even if it requires
3902 physical movement of the blocks, but not if it requires new jumps.
3904 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3905 Callers and prototype changed.
3906 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3908 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3910 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3911 -YP when both -p and -pg are present. From i386/sol2.h.
3913 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3915 * Makefile.in (distclean): Delete tm_p.h.
3916 * configure.in: Create a new file, "tm_p.h", from a list in
3917 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3918 "i386/i386-protos.h".
3920 * alias.c: Include "tm_p.h".
3921 * c-typeck.c: Likewise.
3922 * calls.c: Likewise.
3924 * emit-rtl.c: Likewise.
3925 * explow.c: Likewise.
3926 * expmed.c: Likewise.
3928 * final.c: Likewise.
3930 * fold-const.c: Likewise.
3931 * function.c: Likewise.
3933 * global.c: Likewise.
3934 * haifa-sched.c: Likewise.
3935 * integrate.c: Likewise.
3937 * local-alloc.c: Likewise.
3939 * optabs.c: Likewise.
3940 * recog.c: Likewise.
3941 * reg-stack.c: Likewise.
3942 * regclass.c: Likewise.
3943 * regmove.c: Likewise.
3944 * reload.c: Likewise.
3945 * reload1.c: Likewise.
3946 * reorg.c: Likewise.
3947 * resource.c: Likewise.
3949 * stor-layout.c: Likewise.
3950 * toplev.c: Likewise.
3952 * unroll.c: Likewise.
3953 * genattrtab.c (main): Make generated file include "tm_p.h".
3954 * genemit.c (main): Likewise.
3955 * genoutput.c (main): Likewise.
3956 * genrecog.c (main): Likewise.
3958 * i386.h: Delete all prototypes.
3959 * i386.c: Include "tm_p.h".
3960 (ix86_attr_length_default): Call constant_call_address_operand
3961 with correct number of arguments.
3962 * i386-protos.h: New file.
3963 * i386.md (unnamed patterns): Call constant_call_address_operand
3964 with correct number of arguments.
3965 (exception_receiver): Call load_pic_register with correct number
3968 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3970 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3972 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3974 * rtl.h (insns_safe_to_move_p): New function.
3975 * loop.c (find_and_verify_loops): Use it.
3976 * rtlanal.c (insns_safe_to_move_p): Define it.
3978 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3980 * c-pragma.c: Include ggc.h.
3981 * Makefile.in (c-pragma.o): Update.
3983 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3985 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3986 (LIB_SPEC): Likewise.
3987 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3988 Reindent -YP/-p/-pg.
3989 Copied from config/sparc/sol2.h.
3991 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3993 * c-pragma.c (mark_align_stack): New.
3995 * c-pragma.h (init_pragma): Declare it.
3996 * c-lex.c (init_parse): Call it.
3998 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4000 * configure.in: Pick up thread library on Solaris/x86 just
4001 like on Solaris/sparc.
4002 * configure: Rebuilt.
4004 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4006 * rtl.h (global_rtx_index): New enum.
4007 (global_rtl): Change to array of rtx.
4008 (pc_rtx, cc0_rtx): Redefine accordingly.
4009 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4010 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4011 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4012 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4013 (const_int_rtx): Change to array of rtx.
4014 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4016 * emit-rtl.c (global_rtl): Change to array of rtx.
4017 (const_int_rtx): Change to aray of rtx.
4018 (gen_rtx_CONST_INT): Redefine accordingly.
4019 (init_emit_once): Allocate and initialize global_rtl. Likewise
4020 for const_int_rtx. Add both as GC roots.
4021 * genattrtab.c (global_rtl): Update declaration.
4023 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4025 * Makefile (USER_H): Add iso646.h back.
4027 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4029 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4030 zapping the LOG_LINKS of sched_before_next_call.
4032 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4033 * pa.c (insn_refs_are_delayed): Renamed from
4034 insn_sets_and_refs_are_delayed.
4036 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4038 * functiion.h (struct function): Add x_whole_function_mode_p.
4039 (retrofit_block): Declare.
4040 * function.c (retrofit_block): New function.
4041 (identify_blocks): Add assertions. Allow an incomplete set of
4042 block notes if we're still generating code for the function.
4043 * integrate.c: Include loop.h.
4044 (expand_inline_function): Call find_loop_tree_blocks to map block
4045 notes to blocks when in whole-function mode. Use retrofit_block
4046 to insert new BLOCKs for the inlined function, rather than
4048 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4049 * Makefile.in (integrate.o): Depend on loop.h.
4051 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4053 * tree.h (warn_about_unused_variables): Declare.
4054 * stmt.c (warn_about_unused_variables): New function, split out
4056 (expand_end_bindings): Here.
4058 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4060 * stmt.c (preserve_subexpressions_p): Don't crash when
4061 current_function->stmt is unset.
4063 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4065 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4066 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4067 (expand_start_target_temps): Use it.
4068 * except.c (expand_eh_region_start_for_decl): Likewise.
4069 * expr.c (expand_expr): Likewise.
4071 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4073 * fold-const.c (operand_equal_p): Pay attention to side effects.
4075 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4077 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4078 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4080 * tlink.c (scan_linker_output): Look for keywords before accepting
4081 a mangled name in quotes.
4083 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4085 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4086 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4088 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4090 * alpha.md: Revert Thu Nov 26 change that came in through the
4091 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4092 Avoid earlyclobber when possible.
4094 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4096 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4098 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4099 Define HAVE_ON_EXIT.
4101 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4103 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4104 CTYPE_CONV in all ctype macros.
4106 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4109 * cexp.y (initialize_random_junk): Likewise.
4111 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4113 * i370.c (handle_pragma): Likewise.
4115 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4117 * v850.c (override_options): Likewise.
4119 * doprint.c (_doprnt): Likewise.
4121 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4124 * fixinc/server.c (load_data): Likewise.
4126 * fold-const.c (real_hex_to_f): Likewise.
4128 * genattr.c (write_upcase, gen_attr): Likewise.
4130 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4131 write_upcase): Likewise.
4133 * genemit.c (print_code): Likewise.
4135 * genopinit.c (gen_insn): Likewise.
4137 * genpeep.c (print_code): Likewise.
4139 * genrecog.c (print_code): Likewise.
4141 * optabs.c (init_libfuncs): Likewise.
4143 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4145 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4147 (reemit_notes): Likewise.
4149 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4151 * ggc.h (ggc_root): Move to ggc-common.c.
4153 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4154 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4155 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4156 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4157 * ggc-common.c (ggc_root): Move from ggc.h.
4158 (roots): Declare, static.
4159 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4160 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4161 null or check/set mark bit.
4162 (ggc_mark_roots): New.
4163 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4165 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4167 * m32r.c: Include toplev.h.
4168 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4169 (gen_compare): Rename swap_p to must_swap to match uses.
4170 Add default abort case.
4171 (m32r_output_function_epilogue): Remove unused variables.
4172 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4173 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4174 define to empty parameter list. Update all uses.
4175 (predicate decls): Use enum machine_mode not int.
4176 * m32r.md (movsi): Call abort, not fatal_insn.
4177 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4179 1999-09-14 Andrew Haley <aph@cygnus.com>
4181 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4182 use $0 instead of 0.
4184 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4186 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4187 computation out of loop over hard regs.
4189 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4191 * function.c (identify_blocks): Don't shadow a variable in an
4193 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4194 pushdecl, or poplevel to build up the new BLOCK tree.
4195 (expand_inline_function): Likewise.
4196 (integrate_parm_decls): Likewise.
4198 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4200 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4202 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4204 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4205 * invoke.texi: Document this change.
4207 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4209 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4211 (mark_emit_status): Renamed from mark_emit_state.
4212 * except.c (mark_eh_status): Renamed from mark_eh_state.
4213 Check not null before marking.
4214 (free_eh_status): New.
4215 * expr.c (mark_expr_status, free_expr_status): New.
4216 * function.c (free_machine_status): New.
4217 (free_after_parsing): New.
4218 (free_after_compilation): Move bits to free_after_parsing; call
4219 free_eh_status, free_expr_status; zero the marked members of the
4221 (prepare_function_start): No can_garbage_collect.
4222 Call init_eh_for_function.
4223 (expand_dummy_function_end): Free up current_function state.
4224 (mark_function_status): Renamed from mark_function_state.
4225 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4226 * function.h (struct function): No can_garbage_collect.
4227 (free_machine_status, free_after_parsing): Declare.
4228 (free_eh_status, free_expr_status): Declare.
4229 * ggc.h (mark_expr_status): Declare.
4230 * stmt.c (free_stmt_status): Free the struct.
4231 (mark_stmt_status): Renamed from mark_stmt_state.
4232 (init_stmt): Don't call init_eh.
4233 (init_stmt_for_function): Don't call init_eh_for_function.
4234 * toplev.c (compile_file): Call init_eh.
4235 (rest_of_compilation): Free basic block info before ggc_collect.
4236 Call free_after_parsing; conditionally call free_after_compilation.
4237 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4238 Check not null before marking.
4239 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4241 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4243 * c-lex.c (yylex): Initialize warn.
4245 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4247 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4248 register when performing secondary reloads for the SAR register.
4250 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4252 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4253 (NOTE_BLOCK): New macro.
4254 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4255 * function.h (identify_blocks): Change prototype.
4256 * function.c (identify_blocks): Simplify.
4257 (reorder_blocks): Likewise.
4258 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4259 NOTE_INSN_BLOCK_{BEG,END}.
4260 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4261 the list of saved notes if the note isn't a
4262 NOTE_INSN_BLOCK_{BEG,END}.
4263 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4265 (reemit_notes): Adjust recreation of notes to reflect new saved
4267 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4268 printing a block note.
4269 * stmt.c (block_vector): Remove.
4270 (find_loop_tree_blocks): Simplify.
4271 (unroll_block_trees): Likewise.
4272 * tree.h (reorder_block): Change prototype.
4274 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4276 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4277 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4278 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4279 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4280 (atexit, exit): Simplify.
4281 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4282 * config/lots: Remove defns of HAVE_ATEXIT.
4284 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4286 * calls.c (precompute_arguments): Fix typo in comment.
4287 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4290 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4292 * dsp16xx.c (override_options): Fix typos in GC root registration.
4294 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4296 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4298 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4299 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4300 (CC1_SPEC): Likewise.
4302 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4304 * genattr.c (main): Add extern prototype. Call return, not exit.
4305 * genattrtab.c (main): Likewise.
4306 * gencheck.c (main): Likewise.
4307 * gencodes.c (main): Likewise.
4308 * genconfig.c (main): Likewise.
4309 * genemit.c (main): Likewise.
4310 * genextract.c (main): Likewise.
4311 * genflags.c (main): Likewise.
4312 * gengenrtl.c (main): Likewise.
4313 * genopinit.c (main): Likewise.
4314 * genoutput.c (main): Likewise.
4315 * genpeep.c (main): Likewise.
4316 * genrecog.c (main): Likewise.
4318 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4319 * genattrtab.c (get_insn_name): Likewise.
4320 * gencodes.c (get_insn_name): Likewise.
4321 * genconfig.c (get_insn_name): Likewise.
4322 * genemit.c (get_insn_name): Likewise.
4323 * genextract.c (get_insn_name): Likewise.
4324 * genflags.c (get_insn_name): Likewise.
4325 * genopinit.c (get_insn_name): Likewise.
4326 * genpeep.c (get_insn_name): Likewise.
4328 * gencheck.c (usage): Add static prototype.
4329 * genextract.c (print_path): Constify a char*.
4330 * genopinit.c (optabs): Likewise.
4331 * genoutput.c (operand_data, data, output_predicate_decls,
4332 compare_operands): Likewise.
4333 * genrecog.c (write_tree): Add default case in switch.
4335 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4337 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4339 * print-rtl.c (get_insn_name): Remove prototype.
4341 * toplev.h (progname): Declare const.
4343 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4344 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4345 dump_sched_info, dump_local_alloc, regset_release_memory,
4346 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4347 error_with_file_and_line, error_with_decl, error_for_asm, error,
4348 fatal, warning_with_file_and_line, warning_with_decl, warning,
4349 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4350 Remove redundant prototypes.
4352 (notice, check_lang_option, report_file_and_line, vnotice,
4353 mark_file_stack): Add static prototype.
4354 (set_fatal_function): Add prototype.
4355 (vnotice, report_file_and_line, set_fatal_function,
4356 check_lang_option): Constify a char*.
4357 (main): Prototype. Call return, not exit.
4359 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4361 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4363 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4365 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4367 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4369 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4371 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4372 behave as if it's zero in all cases.
4373 (expand_function_start): Adjust call to assign_parms.
4374 * tree.h (assign_parms): Adjust prototype.
4375 * objc/objc-act.c (hack_method_prototype): Adjust call to
4378 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4380 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4381 arg_pointer_rtx fixed if the argument pointer register is
4383 (NONZERO_BASE_PLUS_P): Likewise.
4385 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4387 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4388 match_insn2 to match_insn.
4389 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4391 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4393 * Makefile.in (USER_H): Remove va-foo.h.
4395 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4396 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4397 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4398 va-spur.h,va-v850.h}: Remove.
4400 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4402 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4403 (in_return_delay): Use it instead of match_insn.
4405 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4407 * config/alpha/va_list.h (va-alpha.h): Do not include.
4408 (__gnuc_va_list): Typedef as in varargs.h.
4410 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4412 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4413 DECL_LIVE_RANGE_RTL.
4415 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4417 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4418 not NOTE_BLOCK_NUMBER.
4419 (expand_eh_region_end): Likewise.
4420 (find_exception_handler_labels): Likewise.
4421 (scan_region): Likewise.
4422 (exception_optimize): Likewise.
4423 (update_rethrow_references): Likewise.
4424 (set_insn_eh_region): Likewise.
4425 * final.c (final_scan_insn): Likewise.
4426 * flow.c (make_edges): Likewise.
4427 * integrate.c (expand_inline_function): Likewise.
4428 * print-rtl.c (print_rtx): Likewise.
4430 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4432 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4433 terms of builtin functions and types.
4435 * mips.c (mips_build_va_list): New.
4436 (mips_va_start, mips_va_arg): New.
4437 * mips.h (BUILD_VA_LIST_TYPE): New.
4438 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4440 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4441 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4442 * sh.h (BUILD_VA_LIST_TYPE): New.
4443 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4445 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4447 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4448 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4449 (struct insn_data): Likewise with n_operands, n_dups,
4450 n_alternatives, output_format.
4451 * regclass.c (scan_one_insn): Cast n_operands to int before
4452 arithmetic inside comparison.
4454 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4456 * toplev.c (compile_function): Unconditionally emit nop.
4458 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4460 * haifa-sched.c (actual_hazard): Move declaration of variable
4461 `this_cost' into the scope where it is used.
4463 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4465 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4466 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4467 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4469 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4471 * jump.c (find_insert_position): Don't declare or define unless
4472 !HAVE_conditional_arithmetic.
4473 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4475 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4477 * recog.c (offsettable_address_p): Prototype function pointer.
4478 (preprocess_constraints): Call memset, not bzero.
4480 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4481 (gcc_obstack_init): Don't declare.
4482 (fix_sizetype): Add static prototype.
4483 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4484 (tree_cons): Call memset, not bzero.
4486 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4487 definition in macro ASM_WEAKEN_LABEL.
4488 (mark_const_hash_entry): Add static prototype.
4490 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4492 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4494 * unroll.c (find_common_reg_term, subtract_reg_term,
4495 loop_find_equiv_value): Add static prototypes.
4496 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4497 (copy_loop_body): Remove unreachable break statement.
4499 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4501 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4503 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4505 Undo some changes from the gcc2 merge:
4506 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4507 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4511 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4512 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4513 initialized float-int union if the value is a NaN.
4515 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4517 * gthr-win32.h: New file.
4519 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4520 shared as a valid attribute.
4521 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4522 * extend.texi: Document `shared' variable attribute.
4524 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4526 * configure.in: Handle --enable-threads on FreeBSD.
4527 * configure: Rebuit.
4529 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4531 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4533 * configure: Rebuilt.
4535 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4536 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4537 Rosimildo DaSilva <rdasilva@connecttel.com>
4539 * configure.in (m68k-*-rtemscoff*): Added.
4540 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4541 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4542 sparc-rtems configuration.
4543 * configure.in (sparc-*-rtemself*): Added.
4544 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4545 * config/i386/rtems.h: Added comment.
4546 * config/sparc/rtemself.h: New file.
4548 * configure.in (m68k-rtemself): Added.
4549 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4550 and DWARF_DEBUGGING_INFO.
4551 * config/m68k/crti.s: New file.
4552 * config/m68k/crtn.s: New file.
4553 * config/m68k/t-crtstuff: New file.
4554 * config/m68k/rtemself.h: New file.
4556 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4557 global ctor/dtor and C++ exception handling.
4558 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4559 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4561 * config/i386/t-rtems-i386: New File.
4563 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4565 * stmt.c (expand_end_case): Return right away if the case stack is
4568 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4570 * Makefile.in (version.c): Remove rule incorrectly brought in from
4573 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4575 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4576 * msdos/top.sed: Take into account a prepended $(SHELL) to
4578 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4580 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4582 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4584 * regmove.c (fixup_match_1): Don't change an unchanging register.
4585 (stable_but_for_p): Renamed to:
4586 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4587 Changed all callers.
4589 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4591 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4592 insn from BL2 is after the insn from BL.
4594 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4596 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4597 (struct insn_data): Merge `template' and `outfun' into `output'.
4598 Add `output_format'.
4599 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4600 (struct data): Remove `outfun'; add `output_format'.
4601 (name_for_index): Remove declaration.
4602 (output_insn_data): Handle output formats.
4603 (process_template): Emit the bare array for @.
4604 (gen_expand, gen_split): Set output_format to NONE.
4605 * output.h (get_insn_template): Declare.
4606 * final.c (get_insn_template): New.
4607 (final_scan_insn): Use it.
4608 * toplev.c (compile_file): Likewise.
4610 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4611 * i860/i860.c (output_delayed_branch): Likewise.
4612 (output_delay_insn): Likewise.
4614 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4616 * rtl.c (obstack_alloc_rtx): Removed.
4618 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4620 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4622 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4624 * i386.c (call_insn_operand): Reject const_int.
4625 (expander_call_insn_operand): Use call_insn_operand.
4627 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4629 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4631 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4633 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4634 Use DImode operation.
4636 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4638 * gcc.c: Include sys/resource.h.
4639 (report_times): New flag.
4640 (execute): If report_times is set, calculate and report the
4641 CPU time consumed by each subprocess.
4643 (rus, prus): New globals.
4644 (option_map): Add --time.
4645 (display_help): Document -time.
4646 (process_command): Set report_times if -time is given.
4647 Turn off -pipe if -time is given.
4649 * invoke.texi: Document new option -time.
4651 * configure.in: Check for getrusage. Check if we have to
4652 prototype getrusage.
4653 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4654 * configure: Regenerate.
4655 * config.in: Regenerate.
4657 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4659 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4662 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4664 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4665 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4666 (nan): Return _thenan_sf or _thenan_df as appropriate.
4667 (L_thenan_sf): Define _thenan_sf.
4668 (L_thenan_df): Define _thenan_df.
4670 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4671 (DPBIT_FUNCS): Add _thenan_df.
4673 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4675 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4678 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4680 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4683 (lang_specific_driver): Don't take a function pointer parameter.
4684 All callers changed.
4686 * gcc.c: Include gcc.h.
4687 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4688 lang_specific_extra_outfiles, fatal): Don't declare.
4689 (multilib_defaults_raw): Constify.
4690 (read_specs): Call memset, rather than bzero.
4691 (main): Call return, not exit.
4692 (lookup_compiler): Call memcpy, not bcopy.
4693 (fatal): Make extern.
4695 * cppspec.c: Include gcc.h.
4696 (lang_specific_driver): Initialize variable `quote'. Constify a
4697 char*. All calls to the function pointer parameter now
4698 explicitly call `fatal'.
4700 * gccspec.c (lang_specific_driver): Include gcc.h.
4702 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4704 * arm.c (note_invalid_constants): Use recog_data.operand_type
4707 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4709 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4712 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4713 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4714 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4715 reload_secondary_in_reload, reload_secondary_out_reload,
4716 reload_secondary_in_icode, reload_secondary_out_icode,
4717 reload_reg_rtx, reload_when_needed): Delete declarations.
4718 (struct reload): New structure.
4719 (rld): Declare new array.
4720 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4721 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4722 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4723 reload_secondary_in_reload, reload_secondary_out_reload,
4724 reload_secondary_in_icode, reload_secondary_out_icode,
4725 reload_reg_rtx, reload_when_needed): Delete definitions.
4727 (whole file): Replace uses of the deleted arrays with uses of rld.
4728 * reload1.c (whole file): Replace uses of the deleted arrays with
4730 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4731 explicit loops, not with bcopy.
4733 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4735 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4736 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4737 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4738 insn_name): Delete and consolidate into new structures.
4739 (insn_operand_predicate_fn): New.
4740 (insn_output_fn): New.
4742 (struct insn_operand_data): New.
4743 (struct insn_data): New.
4745 (OUT_FCN): Update for insn_data change.
4746 * builtins.c (expand_builtin_strlen): Likewise.
4747 (expand_builtin_memcmp): Likewise.
4748 * combine.c (make_extraction, simplify_comparison): Likewise.
4749 * cse.c (canon_reg, cse_insn): Likewise.
4750 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4751 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4752 (emit_store_flag): Likewise.
4753 * expr.c (convert_move, emit_block_move): Likewise.
4754 (clear_storage, emit_push_insn, expand_increment): Likewise.
4755 (do_store_flag): Likewise.
4756 * expr.h (GEN_FCN): Likewise.
4757 (insn_gen_function): Die.
4758 * final.c (final_scan_insn): Update for insn_data change.
4759 (output_asm_name): Likewise.
4760 * function.c (fixup_var_refs_1): Likewise.
4761 * loop.c (check_dbra_loop): Likewise.
4762 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4763 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4764 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4765 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4766 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4767 * regmove.c (gen_add3_insn): Likewise.
4768 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4769 (find_reloads, find_reloads_address_1): Likewise.
4770 (debug_reload_to_stream): Likewise.
4771 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4772 * stmt.c (expand_end_case): Likewise.
4773 * toplev.c (compile_file): Likewise.
4775 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4776 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4778 * print-rtl.c (insn_name_ptr): Remove declaration.
4779 (get_insn_name): Declare.
4780 (print_rtx): Use it.
4781 * genoutput.c (insn_name_ptr): Remove.
4782 (next_operand_number): New.
4783 (struct operand_data): New.
4784 (null_operand, odata, odata_end): New.
4785 (struct data): Use struct operand_data.
4786 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4787 (get_insn_name): Renamed from name_for_index.
4788 (output_prologue): Define NO_MD_PROTOTYPES.
4789 (output_predicate_decls): Break out from output_epilogue.
4790 Iterate over the operands list.
4791 (output_operand_data): Break out from output_epilogue. Emit
4792 just the operands list.
4793 (output_insn_data): Break out from output_epilogue. Emit just
4795 (output_epilogue): Remove.
4796 (output_get_insn_name): New.
4797 (constraints, op_n_alternatives, predicates, address_p): Die.
4798 (modes, strict_low, seen): Die.
4799 (scan_operands): Take new param `d' instead of writing to
4800 seven global variables.
4801 (compare_operands): New.
4802 (place_operands): New.
4803 (validate_insn_alternatives): Update for struct data change.
4804 (gen_insn): Don't zero or copy 7 global arrays. Update for
4805 scan_operands; call place_operands.
4806 (gen_peephole, gen_expand, gen_split): Likewise.
4807 (main): Update for new output routines.
4809 * genattr.c (insn_name_ptr): Remove.
4810 (get_insn_name): New function.
4811 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4812 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4813 * genrecog.c: Likewise.
4815 * alpha.md (adddi3): Make `pattern' array static.
4817 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4819 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4820 c4x_cpu_version_string): Constify char *.
4821 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4822 c4x_cpu_version_string): Likewise.
4824 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4826 * tree.c (save_tree_status): Revert 10 Sep change.
4827 (restore_tree_status): Likewise. Call obstack_free with NULL
4828 before freeing the obstack proper.
4830 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4832 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4834 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4835 surrounding context.
4837 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4839 * tree.c (type_hash_canon): Put all types in the hash-table, when
4842 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4844 * recog.h (struct recog_data, recog_data): New.
4845 (recog_foo variables): Kill.
4846 * recog.c (recog_operand, recog_operand_loc): Kill.
4847 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4848 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4849 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4850 (recog_data): Define.
4851 (extract_insn): Update all recog_foo references to use recog_data.
4852 (preprocess_constraints, constrain_operands): Likewise.
4853 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4854 * genattrtab.c (main): Likewise.
4855 * genextract.c (main): Likewise.
4856 * genoutput.c: Likewise.
4857 * genrecog.c (write_subroutine, main): Likewise.
4858 * local-alloc.c (block_alloc): Likewise.
4859 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4860 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4861 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4862 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4863 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4864 (reload_cse_simplify_operands): Likewise.
4866 * arc/arc.c (arc_final_prescan_insn): Likewise.
4867 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4868 * h8300/h8300.c (notice_update_cc): Likewise.
4869 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4870 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4871 * mn10200/mn10200.c (notice_update_cc): Likewise.
4872 * mn10300/mn10300.c (notice_update_cc): Likewise.
4873 * romp/romp.c (update_cc): Likewise.
4874 * sparc/sparc.c (check_pic): Likewise.
4875 * v850/v850.c (notice_update_cc): Likewise.
4877 * genemit.c (main): Don't declare recog_operand.
4879 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4881 * ggc.h (rtvec_def): Forward declare.
4882 (tree_node): Likewise.
4885 (ggc_set_mark_rtx): Add prototype.
4886 (ggc_set_mark_rtvec): Likewise.
4887 (ggc_set_mark_tree): Likewise.
4888 * ggc-simple.c (ggc_root): Don't define.
4889 (roots): Don't declare.
4890 (ggc_mark_rtx): Remove.
4891 (ggc_mark_rtvec): Likewise.
4892 (ggc_mark_tree): Likewise.
4893 (ggc_mark_varray): Likewise.
4894 (ggc_mark_tree_hash_table_entry): Likewise.
4895 (ggc_mark_tree_hash_table): Likewise.
4896 (ggc_set_mart_rtx): New function.
4897 (ggc_set_mark_rtvec): Likewise.
4898 (ggc_set_mark_tree): Likewise.
4899 (ggc_add_root): Remove.
4900 (ggc_add_rtx_root): Likewise.
4901 (ggc_remove_tree_root): Likewise.
4902 (ggc_add_string_root): Likewise.
4903 (ggc_add_tree_varray_root): Likewise.
4904 (ggc_add_tree_hash_table_root): Likewise.
4905 (ggc_del_root): Likewise.
4906 (ggc_mark_rtx_ptr): Likewise.
4907 (ggc_mark_tree_ptr): Likewise.
4908 (ggc_mark_string_ptr): Likewise.
4909 (ggc_mark_tree_varray_ptr): Likewise.
4910 (ggc_mark_tree_hash_table_ptr): Likewise.
4911 * ggc-common.c: New file.
4912 * Makefile.in (OBJS): Add ggc-common.o.
4913 (ggc-common.o): List dependencies.
4915 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4917 * cppalloc.c (xstrdup): Use memcpy.
4918 * cpperror.c (cpp_print_containing_files): Don't use
4920 * cpplib.c (conditional_skip): Set temp->lineno.
4921 (do_endif): Make error message less obscure.
4922 (if_directive_name): New function.
4923 (cpp_get_token [case EOF]): Unwind the if stack and generate
4924 error messages for each unterminated conditional in this file.
4925 (parse_string): Do not behave differently if -traditional.
4927 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4929 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4930 va_list decomposing to pointer-type.
4931 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4932 (rs6000_va_arg): Likewise.
4934 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4936 * except.c (start_dynamic_handler): Compute size using
4937 STACK_SAVEAREA_MODE.
4939 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4941 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4942 include directory headers. Don't define strrchr. Don't provide
4943 my_* replacement functions. Prefer PTR over `pointer_type'.
4944 Don't prototype system functions. Don't redefine getopt.
4946 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4947 safe_read, safe_write, save_pointers, restore_pointers,
4948 is_id_char, in_system_include_dir, directory_specified_p,
4949 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4950 find_corresponding_lparen, referenced_file_is_newer,
4951 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4952 process_aux_info_file, identify_lineno, check_source,
4953 seek_to_line, forward_to_next_token_char, output_bytes,
4954 output_string, output_up_to, other_variable_style_function,
4955 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4956 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4957 find_static_definition, connect_defs_and_decs, add_local_decl,
4958 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4959 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4960 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4961 scan_for_missed_items, edit_file, string_list_cons): Add static
4963 (standard_exec_prefix, target_machine, target_version,
4964 default_syscalls_dir, string_list, string_list_cons, find_file,
4965 do_cleaning): Constify a char*.
4966 (safe_read, safe_write): Use PTR, not a char*.
4967 (is_id_char): Take an int, not a char.
4968 (main): Add prototype. Call return, not exit.
4970 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4972 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4973 when comparing types.
4975 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4977 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4978 (strength_reduce): Release the varrays from the no-bivs early exit.
4980 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4981 the loop over the registers.
4983 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4985 (restore_tree_status): Check that instead when freeing the obstack.
4987 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4989 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4992 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4994 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4995 operand size modifiers.
4997 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4999 * c-common.c (c_common_nodes_and_builtins): Don't build
5001 * c-common.h (enum c_tree_index and related accesor macros): Remove
5002 everything now declared in tree.h.
5003 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5004 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5005 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5006 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5007 unsigned_type_node, ptr_type_node, va_list_type_node,
5008 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5009 (init_decl_processing): Call build_common_tree_nodes and
5010 build_common_tree_nodes_2 instead of building their nodes here.
5011 Don't add roots for these nodes.
5012 * stor-layout.c (size_zero_node, size_one_node): Delete.
5013 (set_sizetype): Make a new node for bitsizetype each time.
5014 * tree.c (global_trees): New variable.
5015 (init_obstacks): Add a gc root for it.
5016 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5017 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5018 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5019 (build_common_tree_nodes): New function.
5020 (fix_sizetype): New function.
5021 (build_common_tree_nodes_2): New function.
5022 * tree.h (enum tree_index): New.
5023 (global_trees): Declare.
5024 Add accessor macros for all nodes now moved to global_trees.
5025 Delete their declarations.
5027 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5029 * c-decl.c (finish_function): When processing a nested function,
5030 push and pop GC context around rest_of_compilation.
5032 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5034 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5035 Default ix86_arch to PROCESSOR_I386.
5036 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5037 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5038 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5039 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5040 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5041 (EXTRA_SPECS): Remove deleted specs.
5043 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5045 * function.c (assign_stack_local_1): Allocate from
5046 function->x_frame_offset, not frame_offset.
5048 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5050 * ggc.h (lang_cleanup_tree): Remove.
5051 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5052 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5054 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5055 TYPE_LANG_SPECIFIC when garbage collecting.
5056 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5057 (lang_cleanup_tree): Remove.
5059 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5061 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5062 * crtstuff.c: Not here.
5063 * dwarf2out.c: Or here.
5064 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5067 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5069 * function.h (free_after_compilation): Remove decl parameter.
5070 (free_varasm_status0: Likewise.
5071 (free_emit_status): Likewise.
5072 (free_stmt_status): Likewise.
5073 (free_after_compilation): Likewise.
5074 (init_lang_status): New variable.
5075 (free_lang_status): Likewise.
5076 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5077 * function.c (init_lang_status): New variable.
5078 (free_lang_status): Likewise.
5079 (push_function_context_to): Don't set function::decl here.
5080 (free_after_copmilation): Make decl parameter implicit. Call
5081 free_lang_status if defined.
5082 (prepare_function_start): Call init_lang_status if defined.
5083 (init_function_start): Set function::decl here.
5084 * profile.c (output_func_start_profiler): Don't call pushdecl
5085 until we've actually started the function.
5086 * stmt.c (free_stmt_status): Make decl parameter implicit.
5087 * toplev.c (rest_of_compilation): Don't pass decl to
5088 free_after_compilation.
5089 * varasm.c (free_varasm_status): Likewise.
5091 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5093 * except.c (call_get_eh_context): Add root when allocating static
5096 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5098 * arm.c: Include "ggc.h".
5099 (arm_add_gc_roots): New function.
5100 (arm_override_options): Call it.
5101 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5103 * arm.md (define_asm_attributes): Add a pool_range attribute.
5105 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5107 * extend.texi (Volatiles): New node.
5109 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5111 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5112 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5113 (struct ggc_any): Replace `mark' with `magic_mark'.
5114 (ggc_alloc_string): Use memcpy, not bcopy.
5115 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5116 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5117 (ggc_free_any): New.
5118 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5119 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5120 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5121 Use IS_MARKED. Use ggc_free_any.
5123 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5125 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5127 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5129 * toplev.c (main): Always init_ggc.
5131 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5133 * except.c (find_all_handler_type_matches): Free the list if
5134 we found no matches.
5136 * combine.c (SUBST): Break out to a real function do_SUBST.
5137 (SUBST_INT): Likewise.
5138 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5139 (pre_insert): Free `inserted'.
5140 * loop.c (basic_induction_var): Always set `location'.
5142 * function.c (expand_function_end): Add initial_trampoline as a root.
5143 * rtl.h (init_varasm_once): Declare.
5144 * toplev.c (compile_file): Call it.
5145 * ggc-simple.c (ggc_mark_string_ptr): New.
5146 (ggc_add_string_root): New.
5147 (ggc_collect): Disable collection avoidance temporarily.
5148 * ggc.h (ggc_add_string_root): Declare.
5149 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5150 * optabs.c (init_libfuncs): Likewise.
5151 * varasm.c (named_section): Use ggc_alloc_string.
5152 (make_function_rtl): Likewise.
5153 (make_decl_rtl): Likewise.
5154 (assemble_static_space): Likewise.
5155 (assemble_trampoline_template): Likewise.
5156 (output_constant_def): Likewise.
5157 (force_const_mem): Likewise.
5158 (mark_const_hash_entry): New.
5159 (mark_pool_sym_hash_table): New.
5160 (mark_varasm_state): Use it.
5161 (init_varasm_once): New.
5163 * expr.h (init_one_libfunc): Declare.
5164 * optabs.c (init_one_libfunc): New.
5165 (init_optabs): Use it.
5166 * config/gofast.h: Likewise.
5167 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5168 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5170 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5172 * Makefile.in (cppexp.o): Depend on cpphash.h.
5173 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5175 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5176 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5177 redefining poisoned identifiers, etc.
5178 (do_undef): Don't allow poisoned identifiers to be undefined.
5179 (do_pragma): Add #pragma poison.
5180 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5182 * cccp.c: Add T_POISON node type.
5183 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5185 (do_define): Generalise to handle poisoned definitions,
5186 redefining poisoned identifiers, etc.
5187 (do_undef): Don't allow poisoned identifiers to be undefined.
5188 (do_pragma): Add #pragma poison.
5189 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5191 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5192 * c-pragma.h: Add ps_poison state. We now always have generic
5195 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5197 * ggc.h (ggc_alloc): New function.
5198 (ggc_mark): Likewise.
5199 * ggc-simple.c (ggc_any): New structure.
5200 (ggc_status): Add anys.
5201 (n_anys_collected): New variable.
5202 (ggc_alloc): Define.
5203 (ggc_mark): Likewise.
5204 (ggc_collect): Collect the anys.
5206 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5208 * c-decl.c (mark_binding_level): Make static to match prototype.
5210 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5212 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5214 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5216 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5217 will use into account. Expand the max width to 5.
5220 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5222 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5225 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5227 * alpha.md (call value patterns): Remove the result predicates.
5229 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5231 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5234 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5236 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5237 changed from extern char *, to extern PTR. Also fix typo in
5238 NEED_DECLARATION_REALLOC test.
5240 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5242 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5244 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5245 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5246 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5247 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5249 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5251 * cccp.c (pcfinclude): Likewise.
5253 * global.c (allocno_compare): Likewise.
5255 * haifa-sched.c (rank_for_schedule): Likewise.
5257 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5259 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5261 * stupid.c (stupid_reg_compare): Likewise.
5263 * tree.c (_obstack_allocated_p): Likewise.
5265 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5267 1999-09-08 Bruce Korb autogen@linuxbox.com
5269 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5270 why "gperf -F" fails.
5271 * gcc/cp/Makefile.in: ditto
5272 * gcc/Makefile.in: ditto
5273 * gcc/java/Makefile.in: ditto
5275 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5277 * lists.c: Include ggc.h.
5279 (init_EXPR_INSN_LIST_cache): Install it.
5281 * ggc-simple.c (init_ggc): Absorb the old init.
5282 (ggc_push_context): Use xcalloc.
5283 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5284 (ggc_collect): Add [rvts] tags to the collection stats.
5286 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5288 * cccp.c (main): Fix handling of -include and -imacros options.
5290 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5292 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5294 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5296 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5299 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5301 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5302 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5303 and SET_DEST. Update comment.
5305 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5307 * config/c4x/c4x.c: Include ggc.h.
5308 (c4x_add_gc_roots): New function.
5309 (c4x_override_options): Call c4x_add_gc_roots.
5311 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5313 * defaults.h (TARGET_ESC): Move ...
5314 * system.h: ... here, where Linas had it in the first place. Silly me.
5316 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5318 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5319 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5320 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5321 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5322 * defaults.h (TARGET_ESC): Add default.
5324 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5326 * configure.in: add i370-*-openedition, i370-*-mvs and
5327 i370-*-linux targets
5329 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5331 * dsp16xxx.c: Include ggc.h
5332 (override_options): Mark GC roots.
5333 * mn10200.c: Include ggc.h.
5334 (asm_file_start): Mark GC roots.
5335 * tahoe.c: Include ggc.h.
5336 (extensible_operand): Mark GC roots.
5338 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5340 * README: Add section discussing status of ELF ABI.
5341 * i370.c: Fix misc spelling mistakes.
5342 (i370_label_scan): Updated notes, exception handling.
5343 (i370_function_prolog): Simplify ELF stack handling.
5344 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5345 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5346 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5347 * i370.md: (movdi): Add notes.
5348 (floatsidf2): Use stack not rtca for scratch float area.
5349 (iorsi3): Correct operand constraints.
5350 * x-oe: Restore TAROUTOPTS which are used by pax.
5352 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5354 * rs6000.c: Include ggc.h.
5355 (rs6000_add_gc_roots): New function.
5356 (override_options): Call it.
5358 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5360 * alpha.h (alpha_compare): New.
5361 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5362 * alpha.c: Likewise for the definitions.
5363 (alpha_emit_conditional_branch): Update for alpha_compare.
5364 (alpha_emit_conditional_move): Likewise.
5365 * alpha.md (cmpdf, cmpdi): Likewise.
5366 (setcc patterns): Likewise. Zero alpha_compare after use.
5367 (sne): Optimize (x != 0) into (0U < x).
5369 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5371 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5372 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5373 (INIT_EXPANDERS): Remove.
5374 * alpha.c: Include ggc.h.
5375 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5376 (alpha_init_machine_status, alpha_mark_machine_status): New.
5377 (override_options): Install them.
5378 (struct machine_function): Moved to alpha.h.
5379 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5380 (alpha_init_expanders): Remove.
5381 (alpha_return_addr): Adjust to use current_function->machine.
5382 (alpha_ra_ever_killed): Likewise.
5383 (alpha_expand_epilogue): Likewise.
5384 * alpha.md (eh_epilogue): Likewise.
5386 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5387 Melissa O'Neill <oneill@cs.sfu.ca>
5388 Geoffrey Keating <geoffk@cygnus.com>
5390 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5391 call-used registers (call-saved registers must still be contiguous
5392 and end with r31, of course).
5394 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5396 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5397 (self_promoting_type_p): Delete.
5398 (self_promoting_args_p): Move ...
5399 * c-common.c: ... here.
5400 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5401 (simple_type_promotes_to): New.
5402 * builtins.c (lang_type_promotes_to): New.
5403 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5404 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5405 * c-common.h: ... here.
5406 (self_promoting_args_p, simple_type_promotes_to): Declare.
5407 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5408 (grokdeclarator): Likewise.
5409 * tree.h (lang_type_promotes_to): Declare.
5411 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5413 Add some machine-dependent GC roots.
5414 * sparc.c: Include ggc.h.
5415 (sparc_add_gc_roots): New function.
5416 (mark_ultrasparc_pipeline_state): Likewise.
5417 (override_options): Call sparc_add_gc_roots.
5418 * pa.c: Include ggc.h.
5419 (pa_add_gc_roots): New function.
5420 (mark_deferred_plabels): Likewise.
5421 (override_options): Call pa_add_gc_roots.
5422 * mips.c: Include ggc.h.
5423 (mips_add_gc_roots): New function.
5424 (override_options): Use it.
5426 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5428 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5430 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5431 cpp_parse_expr): Add static prototypes.
5432 (parse_charconst): Don't cast away const-ness.
5433 (token): Constify a char*.
5435 * cppfiles.c (file_name_list, include_hash, find_include_file,
5436 finclude, initialize_input_buffer): Constify a char*.
5437 (file_cleanup, find_position): Add static prototypes.
5439 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5440 collect_expansion): Add static prototypes.
5441 (cpp_install, create_definition, monthnames): Constify a char*.
5443 * cpphash.h (cpp_install): Likewise.
5445 * cppinit.c (known_suffixes, default_include,
5446 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5447 (base_name, dump_special_to_buffer, initialize_dependency_output):
5448 Add static prototypes.
5450 * cpplib.c (my_strerror): Constify a char*.
5451 (null_underflow, null_cleanup, skip_comment, copy_comment,
5452 copy_rest_of_line, handle_directive, pass_thru_directive,
5453 get_directive_token, read_line_number, cpp_print_file_and_line,
5454 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5455 v_cpp_warning_with_line, detect_if_not_defined,
5456 consider_directive_while_skipping): Add static prototypes.
5457 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5458 cpp_pedwarn_with_file_and_line): Constify a char*.
5460 * cpplib.h (cpp_options, include_hash, progname, definition,
5461 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5462 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5463 find_include_file, deps_output, include_hash): Constify a char*.
5465 * cppmain.c (progname): Constify.
5466 (main): Add prototype. Use return, not exit.
5468 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5469 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5470 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5471 check_protection): Add static prototype.
5473 (progname, recognized_macrom, recognized_extern): Constify a char*.
5474 (main): Add prototype.
5476 * gen-protos.c (progname): Constify a char*.
5478 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5480 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5481 (init_emit_once): Add more GC roots.
5482 * except.c (mark_func_eh_entry): New function.
5483 (mark_eh_node): Mark false_label and rethrow_label.
5484 (init_eh): Add more GC roots.
5485 * function.c (free_after_compilation): Take decl as a paramter.
5486 Call free_stmt_status.
5487 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5489 * function.h (free_after_compilation): Change prototype.
5490 (free_varasm_status): Likewise.
5491 (free_emit_status): Likewise.
5492 (free_stmt_status): New function.
5493 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5494 Remove, replacing with ...
5495 (ggc_status): New structure.
5496 (ggc_chain): New variable.
5498 (ggc_push_context): New function.
5499 (ggc_pop_context): Likewise.
5500 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5501 (ggc_alloc_rtvec): Likewise.
5502 (ggc_alloc_tree): Likewise.
5503 (ggc_alloc_string): Likewise.
5504 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5505 (ggc_mark_tree): Give language-dependent code a chance to mark
5507 (ggc_mark_tree_varray): Handle empty arrays.
5508 (ggc_collect): Adjust for use of ggc_chain. Clear
5509 bytes_alloced_since_last_gc.
5510 * ggc.h (ggc_pop_context): New function.
5511 (ggc_push_context): Likewise.
5512 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5513 * stmt.c (free_stmt_status): New function.
5514 (init_stmt_for_function): Clear last_expr_value.
5515 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5516 Conditionalize call to ggc_collect.
5517 (main): Call init_ggc.
5518 * tree.c (push_obstacks): Do the push, even when GC'ing.
5519 (push_obstacks_nochange): Likewise.
5520 (pop_obstacks): Liekwise.
5521 * varasm.c (free_varasm_status): Take decl as a parameter.
5523 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5525 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5526 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5527 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5528 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5530 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5532 * pa/x-pa-mpeix: New file for the MPE port.
5534 * pa/quadlib.asm: New file for long double support.
5536 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5537 * configure: Rebuilt.
5539 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5541 * final.c (shorten_branches): Fix last change.
5543 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5545 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5547 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5549 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5552 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5554 * c-aux-info.c (concat): Don't define.
5556 * cccp.c (my_strerror): Likewise. All callers changed to use
5558 (do_include): Call xstrdup, not xmalloc/strcpy.
5559 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5560 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5562 * collect2.c (my_strsignal): Likewise. All callers changed to use
5564 (locatelib): Call xstrdup, not xmalloc/strcpy.
5566 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5568 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5570 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5572 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5574 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5576 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5578 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5580 (find_all_handler_type_matches): Likewise. Don't check return
5582 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5583 xmalloc, not malloc.
5584 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5586 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5587 (init_spec): Call xcalloc, not xmalloc/bzero.
5588 (set_spec): Call xstrdup, not save_string.
5589 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5590 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5591 (process_command): Call xstrdup, not save_string.
5592 (main): Call xcalloc, not xmalloc/bzero.
5594 * gcov.c (xmalloc): Don't define.
5595 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5596 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5597 (output_data): Call xcalloc, not xmalloc/bzero.
5599 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5601 * mips-tdump.c (xmalloc): Don't define.
5602 (print_symbol): Call xmalloc, not malloc.
5603 (read_tfile): Call xcalloc, not calloc.
5605 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5606 Don't define. All callers of xfree/my_strsignal changed to use
5607 free/strsignal instead.
5608 (allocate_cluster): Call xcalloc, not calloc.
5610 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5611 Fix memory leak, free allocated memory.
5613 * prefix.c (translate_name): Call xstrdup, not save_string.
5614 (update_path): Likewise.
5616 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5618 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5619 Don't define. Callers of xfree/savestring2 changed to use
5620 free/concat instead.
5622 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5623 (init_elim_table): Likewise.
5625 * resource.c (init_resource_info): Likewise.
5627 * stupid.c (stupid_life_analysis): Likewise.
5629 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5630 (open_dump_file): Call concat, not xmalloc/strcpy/...
5631 (clean_dump_file): Likewise.
5632 (compile_file): Call xstrdup, not xmalloc/strcpy.
5634 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5636 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5637 * v850.c (v850_va_arg): New.
5639 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5641 * haifa-sched.c: Tidy comments.
5643 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5645 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5646 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5647 $(out_object_file)): Depend on ggc.h.
5648 * c-common.c: Include "ggc.h".
5649 (combine_strings): If doing GC, use ggc_alloc_string.
5650 * c-decl.c: Include "ggc.h".
5651 (ggc_p): Define with value 0.
5652 (mark_binding_level): New function.
5653 (init_decl_processing): Add GC roots.
5654 (mark_c_function_context): New function.
5655 (lang_mark_false_label_stack): New function.
5656 (lang_mark_tree): New function.
5657 (lang_cleanup_tree): New function.
5658 * c-lang.c: Include "ggc.h".
5659 (lang_init): Call c_parse_init.
5660 * c-lex.c: Include "ggc.h".
5661 (check_linenum): If doing GC, don't copy filenames to permanent
5663 * c-parse.in: Include "ggc.h".
5664 (c_parse_init): New function.
5665 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5666 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5668 * except.c (mark_eh_state): Mark more state.
5669 * function.c (mark_function_state): Likewise.
5670 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5671 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5672 * toplev.c (mark_file_stack): New function.
5673 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5674 (main): Add root for input_file_stack.
5676 * i386.c: Include "ggc.h".
5677 (ix86_mark_machine_status): New function.
5678 (override_options): Set mark_machine_status.
5680 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5682 * tree.c (copy_node): Copy node contents also if doing GC.
5684 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5686 * collect2.c (scan_libraries): Fix double-thinko :-).
5688 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5690 * collect2.c (scan_libraries): Fix thinko.
5692 * cse.c (delete_trivially_dead_insns): Do not skip the last
5693 insn if it is a real insn.
5695 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5697 * Makefile.in (ggc-simple.o): Depend on hash.h.
5698 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5699 (ggc_mark_tree_varray): Likewise.
5700 (ggc_mark_tree_hash_table): Likewise.
5701 * ggc-simple.c: Include hash.h.
5702 (ggc_mark_tree_hash_table_ptr): New function.
5703 (ggc_mark_tree_hash_table_entry): Likewise.
5704 (ggc_mark_tree_hash_table): Likewise.
5705 (ggc_add_tree_hash_table_root): Likewise.
5706 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5707 rtx, when defining fields.
5709 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5711 * profile.c (output_func_start_profiler): Remove apparently
5712 nonsensical call to start_sequence.
5714 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5716 * clipper/clipper.c (clipper_va_start): Fix typos.
5718 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5719 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5720 (spur_va_arg): New stub.
5722 * configure.in: Comment out pyramid.
5724 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5726 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5727 don't conflict with the bits that win32, cygwin, and dgux
5730 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5731 Bernd Schmidt <bernds@cygnus.co.uk>
5733 * integrate.c (function_cannot_inline_p): Do not inline
5734 functions with forced labels.
5736 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5737 Bernd Schmidt <bernds@cygnus.co.uk>
5738 Mark Mitchell <mark@codesourcery.com>
5740 * Makefile.in (ggc-simple.o): Depend on varray.h.
5741 (rtl.o): Depend on ggc.h.
5742 (genattrtab.o): Depend on ggc.h.
5743 (print-tree.o): Likewise.
5744 (fold-const.o): Likewise.
5745 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5746 (make_insn_raw): Don't cache insns when GC'ing.
5747 (emit_insn_before): Likewise.
5748 (emit_insn_after): Likewise.
5749 (emit_insn): Likewise.
5750 (start_sequence): Use xmalloc to allocate the sequence_stack.
5751 (end_sequence): Add free to free it.
5752 (gen_sequence): Don't cache insns when GC'ing.
5753 (clear_emit_caches): Don't use sequence_element_free_list.
5754 (init_emit): Use xcalloc, not xmalloc+bzero.
5755 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5756 * function.c (pop_function_context_from): Use free to free the
5757 fixup_var_refs_queue.
5758 (put_reg_into_stack): Allocate it with xmalloc.
5759 * genattrtab.c: Include ggc.h.
5760 (operate_exp): Don't use obstack_free when GC'ing.
5761 (simplify_cond): Likewise.
5762 (simplify_text_exp): Likewise.
5763 (optimize_attrs): Likewise.
5764 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5766 (gencode): Generate a #include for ggc.h.
5767 * ggc-callbacks.c (ggc_p): Define it to zero.
5768 * ggc-none.c (ggc_p): Likewise.
5769 * ggc-simple.c: Include varray.h.
5770 (ggc_mark_tree_varray): New function.
5771 (ggc_add_tree_varray_root): Likewise.
5772 (ggc_mark_tree_varray_ptr): Likewise.
5773 * ggc.h (ggc_p): Declare.
5774 (varray_head_tag): Likewise.
5775 (ggc_add_tree_varray_root): Declare.
5776 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5777 inconsistencies when GC'ing.
5778 * rtl.c: Include ggc.h.
5779 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5780 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5781 (rtx_free): Don't call obstack_free when GC'ing.
5782 * toplev.c (rest_of_compilation): Call ggc_collect after every
5784 * tree.c (push_obstacks): Do nothing, if GC'ing.
5785 (pop_obstacks_nochange): Likewise.
5786 (pop_obstacks): Likewise.
5787 (make_node): Use ggc_alloc_tree when GC'ing.
5788 (copy_node): Likewise.
5789 (get_identifier): Use ggc_alloc_string when GC'ing.
5790 (build_string): Likewise.
5791 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5792 (tree_cons): Likewise.
5794 (type_hash_canon): Don't call obstack_free when GC'ing.
5796 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5798 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5799 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5801 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5802 Bernd Schmidt <bernds@cygnus.co.uk>
5803 Mark Mitchell <mark@codesourcery.com>
5805 * Makefile.in (stor-layout.o): Depend on ggc.h.
5806 (expr.o): Depend on ggc.h.
5807 (profile.o): Depend on ggc.h.
5808 (stor-layout.o): Depend on ggc.h.
5809 * emit-rtl.c (init_emit_once): Add gc roots.
5810 * expr.c: Include ggc.h.
5811 (emit_block_move): Add gc roots.
5812 (clear_storage): Likewise.
5813 * expr.h (init_stor_layout_once): New function.
5814 * profile.c: Include ggc.h.
5815 (init_arc_profiler): profiler_label is a root.
5816 * scan.c (make_sstring_space): Trust xrealloc to function
5817 correctly with first parameter NULL.
5818 * stor-layout.c: Include ggc.h.
5819 (set_sizetype): Add gc root.
5820 (init_stor_layout_once): New function.
5821 * toplev.c (compile_file): Call it.
5823 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5824 Bernd Schmidt <bernds@cygnus.co.uk>
5825 Mark Mitchell <mark@codesourcery.com>
5827 * Makefile.in (tree.o): Depend on ggc.h.
5828 (varasm.o): Likewise.
5829 (function.o): Likewise.
5831 (except.o): Likewise.
5832 (optabs.o): Likewise.
5833 (emit-rtl.o): Likewise.
5834 * emit-rtl.c: Include ggc.h.
5835 (sequence_element_free_list): Remove, and all references.
5836 (mark_sequence): New functions.
5837 (mark_emit_state): New function.
5838 * except.c: Include ggc.h.
5839 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5840 (mark_tree_label_node): New functions.
5841 (mark_eh_state): New function.
5842 * function.c: Include ggc.h.
5843 (mark_temp_slot, mark_function_chain): New functions.
5844 (mark_function_state): New function.
5845 (init_function_once): New function.
5846 * function.h (init_function_once): New function.
5847 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5848 * ggc.h (label_node): Declare.
5849 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5850 (lang_mark_false_label_stack): New function.
5851 (mark_temp_slot): Remove declaration.
5852 (mark_function_chain): Likewise.
5853 (mark_eh_state): Adjust prototype.
5854 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5856 * optabs.c: Include ggc.h.
5857 (mark_optab): New function.
5858 (init_optabs): Add gc roots.
5859 * stmt.c: Include ggc.h.
5860 (mark_cond_nesting, mark_loop_nesting): New functions.
5861 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5862 (mark_stmt_state): New function.
5863 * toplev.c (compile_file): Call init_function_once.
5864 * tree.c: Include ggc.h.
5865 (type_hash): Move declaration earlier in file.
5866 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5867 (init_obstacks): Add gc roots.
5868 (mark_type_hash): New function.
5869 * varasm.c: Include ggc.h.
5870 (mark_pool_constant): New function.
5871 (mark_varasm_state): New function.
5873 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5875 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5877 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5879 * c-decl.c (struct language_function): Renamed from struct c_function.
5881 (c_function_chain): Delete.
5882 (push_c_function_context): New arg F. Don't warn about nested
5883 functions here. Fill LANGUAGE elt of F. Delete code to update
5884 c_function_chain. Don't call push_function_context.
5885 (pop_c_function_context): New arg F. Restore from there instead of
5886 from c_function_chain. Don't call pop_function_context. Clear out
5887 LANGUAGE field of F when done.
5888 * c-lang.c: Include "function.h"
5889 (lang_init): Initialize save_lang_status and restore_lang_status.
5890 * c-parse.in (nested_function, nested_function_notype): Warn about
5891 nested functions. Call push_function_context/pop_function_context
5892 instead of the _c_ variants.
5893 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5895 * Makefile.in (c-lang.o): Update dependencies.
5897 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5898 regno_pointer_flag, regno_pointer_align.
5899 (gen_reg_rtx): Use xrealloc to enlarge them.
5900 (free_emit_status): New function.
5901 * function.c (mark_machine_status, mark_lang_status): New variables.
5902 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5903 in some bits from assign_stack_local. All callers changed to use new
5905 (assign_stack_local): Just call assign_stack_local_1.
5906 (free_after_compilation): New function.
5907 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5908 (trampoline_address): Likewise.
5909 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5910 (prepare_function_start): Explicitly clear some more variables.
5911 * function.h (struct function): New elt can_garbage_collect.
5912 (mark_machine_status, mark_lang_status): Declare variables.
5913 (free_after_compilation, free_emit_status, free_varasm_status,
5914 init_varasm_status): Declare functions.
5915 * toplev.c (rest_of_compilation): Call free_after_compilation when
5916 done with the current function.
5917 * varasm.c (free_varasm_status): New function.
5919 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5921 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5922 (EXPAND_BUILTIN_VA_ARG): Define.
5923 * sparc.c (sparc_va_start): New.
5924 (sparc_va_arg): New.
5926 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5928 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5930 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5932 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5934 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5936 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5938 (ggc-callbacks.o): New target.
5939 * ggc-callbacks.c: New file.
5941 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5943 * expr.h: Collapse individual optab and libfunc vars to arrays.
5944 (optab_index, libfunc_index): New enumerations.
5945 (optab_table, libfunc_table): New arrays.
5946 Add accessor macros for both.
5948 * optabs.c (optab_table, libfunc_table): New.
5949 Delete declarations for individual optab and libfunc vars.
5951 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5953 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5955 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5957 * Makefile.in (GGC, GGC_LIB): New.
5958 (HOST_RTL): Include ggc-none.o.
5959 (ggc-simple.o): New target.
5960 (ggc-none.o): Likewise.
5961 * tree.h (tree_common): Add gc_mark.
5962 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5963 (struct rtvec_def): Add gc_mark.
5964 * emit-rtl.c (global_rtl): Update static initializers to contain
5965 enough initializers.
5966 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5967 * toplev.c (gc_time): New variable.
5968 (all_time): New variable.
5969 (compile_file): Print gc time.
5970 (print_time): Calculate percentage of the whole.
5972 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5974 Change obstack memory management and varasm constant pool handling so
5975 that nested functions are treated like any other functions.
5976 * function.c (init_machine_status): New variable.
5977 (push_function_context_to): Set contains_functions for the outer
5978 function. Don't call save_varasm_status.
5979 (pop_function_context_from): Don't call restore_varasm_status. Don't
5980 set current_function_contains_functions.
5981 (prepare_function_start): Call init_varasm_status rather than
5982 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5984 * function.h (struct function) Add field varasm. Delete fields
5985 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5986 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5987 (init_machine_status): Declare.
5988 (save_varasm_status, restore_varasm_status): Delete declarations.
5989 (save_tree_status, restore_tree_status): Delete last argument.
5990 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5991 code. All callers changed.
5992 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5993 save_constants_in_decl_trees, restore_constants, save_constants,
5994 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5996 (inlining): New variable.
5997 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5998 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6000 (save_for_inline_nocopy): Don't save constants.
6001 Don't set inl_emit field in current_function.
6002 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6003 function. Set new variable inlining before
6004 calling copy_rtx_and_substitute.
6005 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6006 constant pool references if inlining is nonzero.
6007 Delete ADDRESS and (most of the) CONST cases.
6008 (output_inline_function): Save and restore current_function/
6009 current_function_decl. Delete restore_constants code. Don't call
6010 init_const_rtx_hash_table.
6011 * output.h (init_const_rtx_hash_table): Don't declare.
6012 * rtl.h (struct function): Declare.
6013 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6014 * toplev.c (rest_of_compilation): Don't treat nested functions or
6015 functions containing them specially. Delete all code to deal with
6016 save_for_inline_copying.
6017 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6018 inline_obstacks): Delete variables.
6019 (save_tree_status): Lose arg CONTEXT. All callers changed.
6020 Simply allocate a new function_maybepermanent_obstack for the new
6021 function, delete all the special cases.
6022 Don't save inline_obstacks.
6023 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6024 Delete special handling for function_maybepermanent_obstack; simply
6026 Don't restore inline_obstacks.
6027 (permanent_allocation): Delete code that frees inline_obstacks.
6028 (print_inline_obstack_statistics): Delete function.
6029 (dump_tree_statistics): Don't call it.
6030 * varasm.c (struct varasm_status): New.
6031 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6032 last_pool, pool_offset, const_double_chain): Delete global
6033 variables, replace with accessor macros.
6034 (immed_double_const): Don't walk const_double_chain outside a
6035 function, but don't treat nested functions specially anymore.
6036 (immed_real_const_1): Likewise.
6037 (clear_const_double_mem): Don't treat nested functions specially.
6038 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6039 (save_varasm_status, restore_varasm_status): Delete functions.
6040 (init_varasm_status): New function.
6041 (force_const_mem): Don't treat nested functions specially.
6042 (find_pool_constant): Accept new arg F, search for constants in
6043 that function's pool rather than the current one. All callers
6045 (get_pool_constant_for_function, get_pool_mode_for_function): New
6048 * i386.c (init_386_machine_status): New function, mostly from
6049 clear_386_stack_locals.
6050 (struct machine_functions): Rename element names to avoid name
6052 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6053 macros, replacing global variables.
6054 (clear_386_stack_locals, save_386_machine_status,
6055 restore_386_machine_status): Delete functions.
6056 (override_options): Initialize init_machine_status.
6057 * i386.h (INIT_EXPANDERS): Delete macro.
6058 (save_386_machine_status, restore_386_machine_status,
6059 clear_386_stack_locals): Delete declarations.
6061 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6063 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6064 (doloop_begin): Simplify pattern and use emit_jump_insn.
6065 (doloop_end): Simplify pattern, switch operand order,
6066 and use emit_jump_insn.
6068 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6070 * function.h (struct function): Add new element LANGUAGE.
6071 (save_lang_status): Declare new variable.
6072 (restore_lang_status): Likewise.
6073 * function.c (save_lang_status): Define.
6074 (restore_lang_status): Likewise.
6075 (push_function_context_to): Call language-specific save function.
6076 (pop_function_context_from): Call language-specific restore function.
6078 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6080 * i386.md (movsf_1): Check REG_P before use of REGNO.
6081 (movdf_1): Likewise.
6082 (movxf_1): Likewise.
6083 (extendsfdf2): Likewise.
6084 (extendsfxf2): Likewise.
6085 (extenddfxf2): Likewise.
6087 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6089 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6090 constants into memory.
6091 (c4x_shiftable_constant): New function.
6092 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6093 (c4x_shiftable_constant): Declare.
6094 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6095 ashlqi3_noclobber): Add new patterns and associated splitters.
6097 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6099 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6100 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6101 * final.c (shorten_branches): Likewise.
6102 * global.c (global_alloc): Likewise.
6103 * haifa-sched.c (build_control_flow): Likewise.
6104 * stmt.c (check_for_full_enumeration_handling): Likewise.
6105 (estimate_case_costs): Likewise.
6107 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6109 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6111 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6113 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6114 (recompute_reg_usage): Likewise.
6115 * rtlanal.c (find_regno_fusage): Likewise.
6117 * rtl.c (rtl_check_failed_code1): New function.
6118 (rtl_check_failed_code2): New.
6119 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6120 (RTL_CHECKC1, RTL_CHECKC2): New.
6121 (XC*): New accessor macros.
6122 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6123 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6124 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6125 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6126 (TRAP_*, RANGE_INFO_*): Likewise.
6128 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6130 * Makefile.in (tlink.o): Don't depend on toplev.h.
6132 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6133 output_file, nm_file_name, ldd_file_name, strip_file_name,
6134 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6135 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6136 fork_execute, maybe_unlink, add_to_list,
6137 extract_init_priority, write_list, dump_list,
6138 dump_prefix_list, write_list_with_asm, write_c_file,
6139 write_c_file_stat, write_c_file_glob, scan_prog_file,
6140 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6141 ignore_library, extract_string, notice, dump_file, target_machine,
6142 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6143 read_file, print_load_command): Constify a char*.
6144 (fdopen, error, fatal, fatal_perror): Don't prototype.
6145 (my_strerror): Remove. All callers use xstrerror instead.
6146 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6147 (main): Add prototype. Constify lots of char* ptrs. Change calls
6148 to xcalloc/strcpy/strcat/... to one call to concat.
6149 (main, scan_prog_file, scan_libraries): Use an intermediate
6150 `const char **' to build an argv array.
6151 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6153 * collect2.h (collect_execute, collect_wait, dump_file,
6154 file_exists): Constify a char*.
6155 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6156 temporary_firstobj, vflag, debug): Add extern declarations.
6157 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6159 * tlink.c: Don't include toplev.h.
6160 (vflag, debug, ldout, c_file_name, temporary_obstack,
6161 permanent_obstack, temporary_firstobj): Don't declare.
6162 (tlink_execute, frob_extension, symbol_hash_lookup,
6163 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6164 recompile_files, read_repo_files, demangle_new_symbols,
6165 scan_linker_output): Constify a char*.
6166 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6167 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6169 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6171 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6172 (relative) rather than jsr (absolute) subroutine call insns.
6173 * config/m68k/m68k-coff.h: Ditto.
6175 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6177 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6178 now rework these too.
6179 (arm_reorg): If an insn can't reach the end of the current pool,
6180 ensure that we emit that pool before the insn.
6182 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6184 * tlink.c (scan_linker_output): Skip the initial underscore in
6185 a mangled name if appropriate.
6187 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6189 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6190 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6191 error_with_ivar, gen_declarator, create_builtin_decl,
6192 my_build_string, generate_descriptor_table, generate_ivars_list,
6193 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6194 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6195 dump_base_name, lang_decode_option, build_encode_expr,
6196 start_class, finish_class, encode_pointer, really_start_method,
6197 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6199 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6200 Add static prototypes.
6201 (build_objc_string_decl, build_selector_reference_decl,
6202 encode_bitfield, build_class_reference_decl): Remove unused
6203 parameter, all callers changed.
6204 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6205 (objc_printable_name): Likewise. Change second parameter to type int.
6206 (init_objc): Use memcpy, not bcopy, to avoid casts.
6208 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6210 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6211 reg notes on a deleted insn.
6212 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6214 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6216 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6218 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6220 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6223 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6225 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6226 * tm.texi (MD_ASM_CLOBBERS): Document it.
6228 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6230 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6231 * except.c (expand_rethrow): Remove unused variable.
6232 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6233 * flow.c (replace_insns): Likewise.
6234 (create_edge_list, verify_edge_list): Likewise.
6235 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6237 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6238 is special code to run.
6239 (main): Don't define operands to emit_operand.
6240 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6242 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6244 * alpha/alpha.h (normal_memory_operand): Declare.
6245 (reg_no_subreg_operand): Declare.
6246 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6248 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6250 * c-parse.in (compstmt_primary_start): New, broken out of first
6251 part of compstmt handling in primary.
6252 (primary): Use it. Add an error clause.
6253 (compstmt_nostart): Renamed from compstmt; remove all
6254 initial invocations of compstmt_start.
6257 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6259 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6262 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6264 * combine.c (simplify_shift_const): Remove extra semicolon.
6265 * dwarf2out.c (remove_AT): Likewise.
6266 * expmed.c (expand_mult): Likewise.
6267 * gcov.c (create_program_flow_graph): Likewise.
6268 * reorg.c (mostly_true_jump): Likewise.
6270 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6272 * fold-const.c (fold_range_test): Do not try to fold the range
6273 test if the rhs or lhs has side effects.
6275 * combine.c (simplify_rtx): Recognize another case of a synthesized
6278 * varasm.c (mark_constant_pool): When marking indirect references,
6279 only look at SYMBOL_REFs.
6281 * except.c (expand_fixup_region_end): Do not peek at
6282 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6284 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6286 * flags.h: New variables align_loops, align_loops_log,
6287 align_jumps, align_jumps_log, align_labels, align_labels_log,
6288 align_functions, align_functions_log.
6289 * toplev.c: Define them.
6290 (f_options): Handle -falign-* when they have no argument.
6291 (main): Add logic to set variables for -falign-functions,
6292 -falign-jumps, -falign-labels, -falign-loops.
6293 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6294 (display_help): Change help to match options.
6295 * final.c (LABEL_ALIGN): Default to align_labels_log.
6296 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6297 (LOOP_ALIGN): Default to align_loops_log.
6298 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6299 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6300 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6301 * varasm.c (assemble_start_function): Handle align_functions.
6303 * config/sparc/sparc.h: Don't declare sparc_align_*.
6304 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6305 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6307 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6309 * config/sparc/sparc.c: Delete sparc_align_loops,
6310 sparc_align_jumps, sparc_align_funcs and the corresponding string
6312 (sparc_override_options): Default align_functions on ultrasparc.
6313 Delete -malign-* handling.
6315 * config/mips/mips.c (override_options): On 64-bit targets,
6316 try to align code to 64-bit boundaries.
6317 (print_operand): New substitution, %~,
6318 which aligns labels to align_labels_log.
6319 * config/mips/mips.md (div_trap_normal): Use %~.
6320 (div_trap_mips16): Likewise.
6325 (ashldi3_internal): Likewise.
6326 (ashrdi3_internal): Likewise.
6327 (lshrdi3_internal): Likewise.
6328 (casesi_internal): Likewise.
6330 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6332 Merge new ia32 backend from the branch!
6334 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6335 See ChangeLog.P2 on new_ia32_branch for details.
6337 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6338 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6339 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6340 * i386/gas.h (ASM_FILE_START): Define.
6341 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6342 for name change of ix86_valid_decl_attribute_p.
6343 (i386_pe_valid_type_attribute_p): Similarly.
6345 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6347 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6348 to step through CC modes.
6350 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6352 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6353 it would end up in the shadow of a live flags regsiter.
6355 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6357 * reload1.c: Fix many indentation problems.
6358 * reload.c: Likewise.
6360 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6362 * alias.c (non_local_reference_p): Constify fmt.
6364 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6366 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6368 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6370 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6371 the internal_arg_pointer.
6373 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6375 Merge peephole2 from new_ia32_branch:
6376 * Makefile.in (STAGESTUFF): Add *.peephole2.
6377 (mostlyclean): Likewise.
6378 (recog.o): Depend on resource.h.
6380 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6381 (final_scan_insn): Likewise for the invocation of peephole.
6382 * genconfig.c (main): Look for peephole and peephole2 patterns.
6383 Emit HAVE_peephole* accordingly.
6384 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6385 * flags.h (flag_peephole2): Declare.
6386 * toplev.c: New pass peephole2. New flag -fpeephole2.
6388 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6389 * gencodes.c (main): Likewise.
6390 * genextract.c (main): Likewise.
6391 * genoutput.c (main): Likewise.
6392 * genemit.c (max_operand_1): Look for the max scratch operand.
6393 (gen_rtx_scratch): New.
6394 (gen_exp): Use it, and pass on new arg subroutine_type.
6395 (gen_expand): Take max scratch into account.
6396 (gen_split): Emit peephole2 functions.
6397 (output_peephole2_scratch): New.
6398 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6399 * genrecog.c (routine_type): Add PEEPHOLE2.
6401 (make_insn_sequence): Match outer parallel for peep2. Discard
6402 top level scratches and dups.
6403 (add_to_sequence): New args insn_type and top. Update all callers.
6404 Handle toplevel peep2 matching insns.
6405 (write_subroutine): Handle peep2.
6406 (write_tree_1): Likewise.
6407 (write_tree): Likewise.
6409 (change_state): New arg afterward. Update all callers.
6410 Handle matching separate insns.
6411 * recog.c (recog_next_insn): New.
6412 (peephole2_optimize): New.
6413 * rtl.def (DEFINE_PEEPHOLE2): New.
6414 * resource.c (find_free_register): New argument last_insn. Use it
6415 to find a register available through the entire span.
6416 * resource.h (find_free_register): Update prototype.
6418 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6420 * i386.c (output_strlen_unroll): Don't write xops[7]
6421 label if it wasn't set.
6423 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6425 * cpplib.c (struct directive): Const-ify name pointer and
6426 function pointer prototype.
6427 (validate_else, do_define, do_line, do_include, do_undef,
6428 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6429 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6430 do_warning): Const-ify second arg.
6431 (directive_table): Mark const. Reorder entries by frequency
6432 of usage, record statistics.
6434 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6436 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6437 bounds- check RTL accesses if --enable-checking.
6438 (RTVEC_ELT): Bounds check if --enable-checking.
6439 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6440 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6441 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6443 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6444 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6446 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6447 (NOTE_SOURCE_FILE): Use X0STR.
6448 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6449 MEM_ALIAS_SET): Use X0INT.
6450 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6451 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6453 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6454 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6455 (rtl_check_failed_bounds, rtl_check_failed_type1,
6456 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6458 (fancy_abort): Fix comment.
6460 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6461 (cse_insn): Decrement LABEL_NUSES for jump target before
6463 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6464 * final.c (alter_subreg): Compute regno before changing x to
6465 REG; set REGNO(x) after changing it.
6466 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6467 notes containing CONST_INTs.
6468 (delete_eh_regions): Use NOTE_EH_HANDLER.
6469 * function.c (put_reg_into_stack): Make reg a MEM before
6471 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6473 (gen_mem_addressof): Make reg a MEM before initializing it.
6474 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6476 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6477 deleting an insn, not after.
6478 (block_alloc): Only look at PATTERN(insn) if we have to, and
6479 only if it's format class 'i'.
6480 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6481 CONST_INT before using its INTVAL.
6482 * print-rtl.c (print_rtx): Use X0STR.
6483 * regmove.c (fixup_match_1): Don't look at PATTERN of
6484 non-class-'i' insn chain elements.
6485 * reload.c (loc_mentioned_in_p): Take address of
6486 in->fld[1].rtx directly.
6487 * reload1.c (reload): Change reg to a MEM before initializing
6489 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6491 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6493 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6495 * config/mips/mips.c (machine_dependent_reorg): Force a
6496 barrier to output the local constant pool if a barrier hasn't
6497 been found at a natural point in the instruction stream.
6499 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6501 * c-parse.in (language_string): Constify.
6503 * dwarf2out.c (language_string): Remove declaration.
6505 * dwarfout.c (language_string): Likewise.
6507 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6509 * tree.h (language_string, init_parse, finish_parse): Declare.
6511 * i386/sun386.h (language_string): Remove declaration.
6513 * mips.h (language_string): Likewise.
6515 * nextstep.h (language_string): Likewise.
6517 * nextstep21.h (language_string): Likewise.
6519 * rs6000.c (language_string): Likewise.
6521 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6523 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6524 (getpwd.o): Remove target.
6526 * getpwd.c: Delete file. Its in libiberty now.
6528 * dbxout.c (getpwd): Don't prototype.
6529 * dwarf2out.c (getpwd): Likewise
6530 * dwarfout.c (getpwd): Likewise
6531 * final.c (getpwd): Likewise.
6532 * protoize.c (getpwd): Likewise.
6534 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6536 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6538 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6540 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6543 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6545 * fixinc/Makefile.in (subdir): New.
6546 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6549 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6551 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6552 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6555 * invoke.texi: Fix typo.
6557 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6558 changed. Handle autoincrement addressing modes.
6560 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6561 just like we would the virtual incoming args register when
6564 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6566 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6567 path, in .file directive.
6569 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6571 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6574 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6576 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6579 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6581 * tree.c (tree_code_name): Constify a char*.
6583 * tree.h (tree_code_name, decl_printable_name): Likewise.
6585 * function.h (struct function): Likewise.
6587 * toplev.c (decl_name, decl_printable_name): Likewise.
6589 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6591 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6592 (init_objc): Remove function pointer cast.
6594 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6596 * pa.md (interspace_jump): New pattern.
6597 (builtin_longjmp): New expander.
6599 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6601 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6602 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6603 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6605 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6607 * jump.c (delete_prior_computation): Also check calls
6608 to constant functions. Don't bother checking for a
6609 REG_UNUSED note before adding it.
6610 (delete_computation): Handle multi-word hard registers
6611 when synthesizing missing REG_DEAD notes for a register
6612 which is both set and used by an insn.
6614 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6616 * loop.c (this_loop_info): New variable.
6617 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6618 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6620 (prescan_loop, strength_reduce): New argument loop_info. All callers
6622 (scan_loop): New variable loop_info, initialise to address of
6624 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6625 Delete variable loop_has_multiple_exit targets and replace with
6626 field in this_loop_info.
6627 (find_and_verify_loops): Rename this_loop to this_loop_num.
6628 (strength_reduce): Delete loop_iteration_info. Replace variable
6629 loop_info with function argument of same name.
6630 (insert_bct): Rework test for loop being completely unrolled.
6632 * loop.h (struct loop_info): New fields num, loops_enclosed,
6633 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6634 has_indirect_jump, and cont. Redefine use of unroll_number.
6635 (loop_unroll_number): Delete.
6637 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6639 (loop_iterations): Delete variable vtop and instead use
6640 loop_info->vtop computed in prescan_loop.
6642 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6644 * fix-header.c (main): Do not pass a null pointer to strcmp.
6646 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6648 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6650 * configure: Rebuilt.
6652 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6654 * jump.c (jump_optimize_1): Do not delete assignments to
6655 internal_arg_pointer.
6656 * cse.c (delete_trivially_dead_insns): Always consider a set of
6657 the internal_arg_pointer live.
6659 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6661 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6662 (update_life_info) [REG_WAS_0]: Search the original insns rather
6663 than the new insns for the note. Fix typos finding note_dest.
6664 If no dest found, discard the note rather than abort.
6665 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6666 (replace_insns): Remove the old insn list after update_life_info
6669 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6671 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6673 (sched_analyze_1): Let add_dependence care for not adding dups.
6674 (sched_analyze_2): Likewise.
6675 (add_branch_dependences): Likewise.
6677 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6679 * i386/winnt.c (export_list): New type.
6680 (exports_head): Rename to
6681 (export_head): this.
6682 (i386_pe_record_exported_symbol): Add is_data flag.
6683 (i386_pe_asm_file_end): Emit directive for exported variables.
6684 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6686 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6687 (ASM_DECLARE_OBJECT_NAME): Likewise.
6688 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6689 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6691 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6693 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6695 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6698 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6700 * config/openbsd.h: Define SET_ASM_OP.
6701 * tm.texi: cross-reference SET_ASM_OP in the index.
6703 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6705 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6706 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6707 and class_narrowest_mode at compile time. Kill init_rtl.
6708 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6709 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6710 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6712 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6714 * rtl.h: Declare rtx_length and rtx_format as const.
6715 * machmode.def: Define CC(). Use CC() to define CCmode. If
6716 EXTRA_CC_MODES is defined, expand it here.
6717 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6718 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6719 const. Kill all references to EXTRA_CC_MODES.
6721 * toplev.c: Don't prototype or call init_rtl.
6722 * optabs.c: Don't call init_mov_optab.
6723 * genemit.c: Don't generate init_mov_optab. Don't call
6725 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6727 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6728 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6729 genrecog.c: Don't call init_rtl.
6731 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6732 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6733 definition of EXTRA_CC_MODES.
6735 * md.texi: Kill ref to EXTRA_CC_NAMES.
6736 * tm.texi: Document new way to define EXTRA_CC_MODES.
6738 * genrecog.c: Do not look up the name of a define_split.
6741 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6743 * config/v850/v850.md: Fix typo introduced by previous delta.
6745 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6747 * gcc.c (fatal): Make definition static to match prototype.
6749 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6751 * combine.c (get_last_value): Don't look for earlier sets if the last
6752 known set is somewhere in between the insns being combined.
6754 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6756 * configure.in: Don't use shell ! to negate exit codes
6757 * configure: Regenerate
6759 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6761 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6762 the fact that ALIGN is measured in bits, not bytes.
6764 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6766 * errors.c: New file; defines functions error, warning, and
6767 fatal, variables have_error and progname.
6768 * errors.h: New file; prototypes and decls for stuff in errors.c.
6770 * Makefile: Add rules to build errors.o and
6771 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6772 genopinit, genrecog, genextract, genpeep, genattr, and
6773 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6774 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6775 genpeep.o, genattr.o, and genoutput.o.
6777 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6778 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6779 define or prototype fatal. Set progname at beginning of main.
6780 * genoutput.c: Likewise, and don't define or prototype error
6783 * c-typeck.c (c_expand_start_case): Return immediately if exp
6785 * fold-const.c (operand_equal_p): Return immediately if arg1
6786 or arg0 are ERROR_MARKs.
6787 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6788 fields of type ERROR_MARK when calculating if the record can
6791 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6792 with much help from Jeffrey A Law and Richard Henderson
6794 * i386.md: In the 6 insns which call output_fix_trunc,
6795 earlyclobber operands[0].
6797 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6799 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6800 creating new registers.
6802 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6804 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6805 i386_reg_alloc_order, i386_regparm_string,
6806 i386_align_loops_string, i386_align_jumps_string,
6807 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6808 and i386_branch_cost_string as type "const char *".
6809 * i386.c: Define all above strings as type "const char *".
6811 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6813 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6814 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6816 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6818 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6819 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6821 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6823 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6824 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6825 (dwarf2out_line, dwarf2out_finish): Likewise.
6826 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6828 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6830 * tree.c (lang_unsave_expr_now) : Correct return type.
6831 * tree.h (lang_unsave_expr_now) : Same.
6833 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6835 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6836 instead of duplicating code.
6838 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6840 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6842 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6844 * tree.h: fancy_abort always takes three args.
6845 * resource.c: Move include of system.h before toplev.h.
6847 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6849 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6852 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6854 * system.h: Don't redefine abort or trim_filename.
6855 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6856 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6857 whether or not __FUNCTION__ is available.
6858 * tree.h: Duplicate rtl.h's definition of abort, for files
6859 that don't include rtl.h. Delete all code to perform type
6860 checking with a compiler other than GCC.
6861 * varray.h: Delete all code to perform type checking with a
6862 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6863 its arguments exactly once, using a statement expression.
6864 Adjust the VARRAY_<type> accessor macros to match.
6865 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6866 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6867 caller's location. Define fatal_insn and fatal_insn_not_found
6868 as macros that use _fatal_insn and _fatal_insn_not_found.
6869 (fancy_abort, trim_filename): Kill prototypes.
6871 * rtl.c (trim_filename): Move here from toplev.c.
6872 (fancy_abort): New function.
6873 (DIR_SEPARATOR): Provide default definition.
6874 * tree.c (tree_check_failed, tree_class_check_failed): Go
6875 through fancy_abort.
6876 (tree_check, tree_class_check, cst_or_constructor_check,
6877 expr_check): Delete.
6878 * varray.c (varray_check_failed): New function.
6879 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6880 _fatal_insn and _fatal_insn_not_found. Go through
6882 (trim_filename, fancy_abort): Delete.
6884 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6885 * except.c (start_catch_handler): Report ICE with error/abort
6887 * final.c (output_operand_lossage): Likewise.
6888 * flow.c (verify_flow_info): Likewise.
6890 * gcc.c: Prototype fatal.
6891 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6892 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6893 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6894 Don't define fancy_abort.
6896 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6898 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6901 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6903 * m88k.h (VERSION_INFO2): Kill.
6904 (VERSION_STRING): Kill.
6906 (VERSION_INFO1): Tidy.
6907 (TARGET_VERSION): Update.
6908 * m88k/dgux.h (VERSION_INFO2): Kill.
6909 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6910 * m88k/luna.h (VERSION_INFO1): Tidy.
6911 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6912 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6913 (output_file_start): Adjust for death of VERSION_STRING.
6915 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6917 * cpplib.c (detect_if_not_defined): New function.
6918 (do_if): Use it to detect potential once-only headers.
6920 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6922 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6924 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6926 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6927 anywere in the function only if they are pseudos and set before
6928 being used (not live at the start of the function).
6929 (num_sign_bit_copies) : Same.
6930 (get_last_value_validate) : Same.
6931 (get_last_value) : Same.
6933 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6935 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6936 where N and M are constant and N is an integer multiple of M.
6938 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6940 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6941 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6942 sbitmap_union_of_preds): Add prototypes.
6943 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6944 the intersection of successors with the new flow graph structures.
6945 (sbitmap_intersection_of_preds): New function to compute the
6946 intersection of predecessors with the new flow graph structures.
6947 (sbitmap_union_of_succs): New function to compute the union of
6948 successors with the new flow graph structures.
6949 (sbitmap_union_of_preds): New function to compute the union of
6950 predecessors with the new flow graph structures.
6951 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6952 (expr_reaches_here_p): Use edge and basic_block structures instead
6953 of s_preds and s_succs.
6954 (compute_cprop_avinout): Use new sbitmap routines.
6955 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6956 of s_preds and s_succs.
6957 * flow.c (compute_flow_dominators): Compute dominators using
6958 edges and basic blocks instead of s_preds and s_succs.
6960 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6962 * lists.c (unused_insn_list, unused_expr_list): New file for
6963 maintaining various types of lists. New statics for maintaining a
6964 cache of available INSN_LIST and EXPR_LIST nodes.
6965 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6966 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6967 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6968 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6969 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6970 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6971 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6972 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6973 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6974 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6975 (remove_dependence, free_pending_lists): Use new global routines.
6976 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6977 (sched_analyze, compute_block_backward_dependences): Use new routines.
6978 (sched_analyze_1, sched_analyze_2): Use new routines.
6979 (schedule_insns): Use new global routines.
6980 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6982 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6983 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6985 * toplev.c (rest_of_compilation): Initialize node cache.
6986 * Makefile.in (OBJS): Add lists.o to list of object files.
6987 (lists.o): Add dependancies.
6989 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6991 * config/v850/v850.md: Fix compile time warning messages.
6992 * config/v850/v850.c: Fix compile time warning messages.
6993 * config/v850/v850.h: Fix compile time warning messages.
6995 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6997 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6998 Remove unused prototype for `init_lengths'.
7000 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7002 * calls.c (emit_call_1): Mark parameter `stack_size' with
7004 (expand_call): Initialize variable `insn'.
7005 (emit_library_call): Likewise for variable `high_to_save'.
7006 (emit_library_call_value): Likewise.
7007 (store_one_arg): Likewise for variables `lower_bound' and
7010 * combine.c (try_combine): Likewise for variables `i2_code_number'
7011 and `other_code_number'.
7012 (find_split_point): Likewise for variables `pos', `unsignedp' and
7014 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7015 (simplify_and_const_int): Remove unused variable `width'.
7016 (merge_outer_ops): Likewise.
7018 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7019 HOST_WIDE_INT' when comparing against one.
7020 (simplify_relational_operation): Likewise.
7021 (cse_insn): Initialize variables `src_eqv_volatile',
7022 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7024 * final.c (init_final): Constify parameter `filename'.
7025 (final_start_function): Mark parameter `optimize' with
7027 (profile_function): Likewise for parameters `first' and `optimize'.
7028 (output_source_line): Likewise for parameter `file'.
7030 * integrate.c (subst_constants): Cast a value to `size_t' when
7031 comparing against one.
7032 (mark_stores): Initialize variable `mode'. Cast a value to
7033 `size_t' when comparing against one.
7035 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7037 * loop.c (move_movables): Initialize variable `first'.
7038 (strength_reduce): Likewise for variable `increment'.
7039 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7040 value to `size_t' when comparing against one.
7041 (load_mems): Initialize variable `end_label'.
7043 * output.h (init_final): Constify parameter.
7045 * reload.c (decompose): Initialize variable `base'.
7047 * reload1.c (reload): Likewise for variable `is_scalar'.
7048 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7049 (choose_reload_regs): Initialize variable `mode'.
7050 (emit_reload_insns): Likewise for variable `store_insn'.
7051 (reload_cse_noop_set_p): Mark parameter `insn' with
7053 (reload_combine): Initialize variable `set'.
7055 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7056 (copy_loop_body): Cast a value to `size_t' when comparing against
7059 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7060 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7061 (remove_from_pending_weak_list): Mark parameter `name' with
7064 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7066 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7069 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7071 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7072 (ASM_DECLARE_FUNCTION_NAME): Define.
7073 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7074 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7075 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7076 not already defined.
7078 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7080 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7081 of n_popped when call/call_value are not defined.
7083 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7085 * tm.texi: GNU CC -> GCC conversion.
7086 (CC1_SPEC): Indicate it is used for all language front ends.
7088 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7090 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7091 NOTE_INSN_EH_REGION_END correctly.
7093 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7094 Jeff Law <law@cygnus.com>
7096 * loop.c (strength_reduce): Automatically unroll loops if the
7097 unrolled loop size is smaller than the rolled loop size.
7099 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7100 and delete comment that code should be rewritten.
7102 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7104 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7107 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7109 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7111 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7112 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7113 (LINK_SPEC): Add -u _main when building executables.
7114 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7115 (ASM_FILE_END): Use the default for ix86-pe.
7116 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7118 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7120 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7121 and ASM_CLOSE_PAREN are empty strings.
7123 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7124 Geoffrey Keating <geoffk@cygnus.com>
7126 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7127 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7128 (unprotoize.o): Ditto.
7129 (test-protoize-simple): Don't define STD_PROTO_DIR.
7130 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7131 changes to make 'test-protoize-simple' pass.
7132 (STD_PROTO_DIR): Remove define.
7133 (STANDARD_EXEC_PREFIX): Supply default define.
7134 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7135 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7136 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7137 (GET_ENV_PATH_LIST): New macro.
7138 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7139 (do_processing): Initialize default_syscalls_dir using new
7140 macros. Use it to initialize syscalls_absolute_filename.
7142 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7144 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7145 B into a register before emit_conditional_move.
7147 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7149 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7150 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7151 multiplicand out of (+ (* a b) (* c d)).
7153 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7154 Richard Henderson <rth@cygnus.com>
7156 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7157 (new_insn_dead_notes): Likewise.
7158 (update_n_sets): Likewise.
7159 (update_flow_info): Move to flow.c, renamed to update_life_info;
7160 extend to handle multiple source insns.
7161 * flow.c: Include resource.h
7162 (unlink_insn_chain): New.
7163 (split_hard_reg_notes): New.
7164 (maybe_add_dead_note): New.
7165 (maybe_add_dead_note_use): New.
7166 (find_insn_with_note): New.
7167 (new_insn_dead_notes): New.
7168 (update_n_sets): New.
7169 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7170 (maybe_remove_dead_notes): New.
7171 (update_life_info): New.
7172 (prepend_reg_notes): New.
7173 (replace_insns): New.
7174 * output.h (update_life_info): Declare.
7175 * recog.c (split_block_insns): Use update_life_info.
7176 * resource.c (find_free_register): Use reg_alloc_order, don't use
7177 fixed regs, make sure the mode is supported, don't use new regs.
7179 * rtl.h (replace_insns): Declare.
7181 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7183 * expr.c (expand_expr): Cope with COND_EXPRs with one
7184 non-returning branch.
7186 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7188 * expr.c (store_expr): Always pass down the target, even when not
7191 1999-08-24 Nick Clifton <nickc@cygnus.com>
7193 * configure.in: Define target_cpu_default for v850 targets.
7194 * configure: Regenerate
7196 * config/v850/v850.h (TARGET_CPU_generic): Define.
7197 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7198 addresses are 4 byte aligned.
7200 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7203 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7205 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7206 (main): Add prototypes.
7208 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7209 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7210 (write_attr_get): Emit prototypes along with function definition.
7211 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7212 (write_complex_function): Emit static prototype along with
7213 function definition.
7215 * genemit.c (gen_split): Emit prototypes along with function
7218 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7219 Likewise for predicates and `insn_operand_predicate'.
7220 (process_template): Emit static prototype along with function
7223 * genrecog.c (make_insn_sequence): Constify a char*. Add
7224 prototypes for get_split_*().
7225 (write_subroutine): Emit prototypes along with function
7228 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7230 * gcse.c (find_avail_set): Follow chains of register-register copies.
7231 Use oprs_not_set_p to guarantee that the returned value can be
7233 (cprop_insn): Don't verify the return value of find_avail_set with
7236 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7237 (cprop_cc0_jump): New function.
7238 (cprop_insn): Break out new function cprop_jump and use it.
7239 Also use cprop_cc0_jump for machines with CC0.
7240 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7242 * tree.h (current_function_calls_setjmp,
7243 current_function_calls_longjmp): Delete declarations.
7244 * dsp16xx.c: Include "function.h".
7245 * elxsi.c: Likewise.
7246 * gmicro.c: Likewise.
7247 * h8300.c: Likewise.
7250 * mn10200.c: Likewise.
7251 * mn10300.c: Likewise.
7252 * ns32k.c: Likewise.
7256 * rtl.h (rtx_equal_function_value_matters): Declare.
7257 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7259 * function.c: Likewise.
7260 * emit-rtl.c: Likewise.
7262 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7264 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7267 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7269 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7272 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7274 * cpp.texi: Add a node documenting macro varargs (copied
7277 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7279 * cppspec.c: Put a null pointer at the end of the new argv.
7281 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7283 * configure.in: Remove code to select/de-select the haifa
7284 scheduler. Every scheduled port gets haifa now.
7285 * configure: Rebuilt.
7286 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7288 * Makefile.in: Corresponding changes.
7290 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7292 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7293 All callers changed.
7294 (prepare_float_lib_cmp): Likewise.
7295 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7296 * expr.h (emit_float_lib_cmp): Delete declaration.
7297 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7298 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7299 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7301 (cmptf): Now conditional on TARGET_HARD_QUAD.
7303 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7305 * resource.c (mark_target_live_regs): Use
7306 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7308 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7310 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7312 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7314 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7316 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7318 * rtl.h (rtx_format): Constify a char*.
7320 * rtl.c (rtx_format): Likewise.
7321 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7322 (init_rtl): Use accessor macro, not `rtx_format'.
7324 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7327 * caller-save.c (mark_referenced_regs): Likewise.
7329 * combine.c (subst, make_compound_operation, known_cond,
7330 gen_rtx_combine, update_table_tick, get_last_value_validate,
7331 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7333 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7334 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7335 count_reg_usage): Likewise.
7337 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7340 * final.c (leaf_renumber_regs_insn): Likewise.
7342 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7343 dump_edge_info, count_reg_references): Likewise.
7345 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7346 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7349 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7350 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7351 add_label_notes): Likewise.
7353 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7354 clear_struct_flag, count_sub_rtxs, count_alternatives,
7355 compares_alternatives_p, contained_in_p, walk_attr_value,
7356 write_expr_attr_cache): Likewise.
7358 * genconfig.c (walk_insn_part): Likewise.
7360 * genemit.c (max_operand_1, gen_exp): Likewise.
7362 * genextract.c (walk_rtx): Likewise.
7364 * genflags.c (num_operands): Likewise.
7366 * genoutput.c (scan_operands): Likewise.
7368 * genpeep.c (match_rtx): Likewise.
7370 * genrecog.c (add_to_sequence): Likewise.
7372 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7375 * integrate.c (save_constants, copy_for_inline,
7376 copy_rtx_and_substitute, subst_constants, restore_constants):
7379 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7380 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7382 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7385 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7386 add_label_notes, replace_call_address, count_nonfixed_reads,
7387 invariant_p, find_single_use_in_loop, find_mem_givs,
7388 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7391 * print-rtl.c (reg_names, print_rtx): Likewise.
7393 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7395 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7396 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7397 print_blocks): Likewise.
7399 * regclass.c (fix_register, record_address_regs,
7400 reg_scan_mark_refs): Likewise.
7402 * regmove.c (stable_but_for_p): Likewise.
7404 * reload.c (loc_mentioned_in_p, operands_match_p,
7405 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7406 copy_replacements, refers_to_regno_for_reload_p,
7407 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7408 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7411 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7412 delete_address_reloads_1, count_occurrences,
7413 reload_cse_mem_conflict_p, reload_combine_note_use,
7414 add_auto_inc_notes): Likewise.
7416 * resource.c (mark_referenced_resources, mark_set_resources):
7419 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7420 reg_mentioned_p, regs_set_between_p, modified_between_p,
7421 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7422 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7423 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7424 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7426 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7428 * stupid.c (stupid_mark_refs): Likewise.
7430 * unroll.c (remap_split_bivs): Likewise.
7432 * varasm.c (mark_constants): Likewise.
7434 * a29k/a29k.c (uses_local_reg_p): Likewise.
7436 * alpha/alpha.c (summarize_insn): Likewise.
7438 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7439 eliminate_lr2ip): Likewise.
7441 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7443 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7444 reg_mentioned_in_mem): Likewise.
7446 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7447 symbolic_reference_mentioned_p): Likewise.
7449 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7451 * sh/sh.c (regs_used, mark_use): Likewise.
7453 * vax/vax.c (vax_rtx_cost): Likewise.
7455 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7457 * machmode.h (mode_name): Constify a char*.
7459 * rtl.c (mode_name): Likewise.
7461 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7463 * optabs.c (init_libfuncs): Constify a char*.
7465 * print-tree.c (mode_name): Remove redundant declaration.
7466 (print_node): Use accessor macro, not `mode_name'.
7468 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7470 (new_spill_reg): Constify a char*.
7472 * tree.c (mode_name): Remove redundant declaration.
7474 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7476 * rtl.c (rtx_name): Constify a char*.
7478 * rtl.h (rtx_name, fix_sched_param): Likewise.
7480 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7481 (mypr): Use accessor macro, not `rtx_name'.
7483 * genemit.c (print_code): Constify a char*.
7485 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7487 * genpeep.c (print_code): Constify a char*.
7489 * genrecog.c (print_code): Likewise.
7491 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7492 end_bb): Add static prototype.
7493 (draw_edge): Constify a char*.
7494 (end_bb): Remove unused parameter.
7496 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7497 print_block_visualization): Constify a char*.
7499 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7501 * c-common.c (c_get_alias_set): Update comment.
7503 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7505 * linux.h (LIB_SPEC): Added.
7507 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7509 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7511 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7513 * tree.c (expr_check): Fix typo in last change.
7515 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7517 * rtl.def (NOTE): Change format to "iuu0n".
7518 (ADDR_DIFF_VEC): Change format to "eEee0".
7519 (ADDRESSOF): Change format to "eit".
7521 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7522 (RTVEC_ELT): Change to match.
7523 (XVECEXP): Use XVEC and RTVEC_ELT.
7524 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7525 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7526 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7527 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7528 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7529 (INTVAL): Use XWINT.
7530 (ADDRESSOF_DECL): Use XTREE.
7531 (SET_ADDRESSOF_DECL): Delete.
7532 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7533 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7534 ifdefed out since 2.6 at least.
7535 (gen_rtvec_vv): Delete prototype.
7537 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7539 (copy_most_rtx): Handle 't' format letter.
7540 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7541 (gen_rtvec_vv): Delete function. All callers changed to use
7542 gen_rtvec_v instead.
7543 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7544 the '0' format letter.
7546 * function.c (gen_mem_addressof): Don't use
7547 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7549 * integrate.c (copy_rtx_and_substitute): Likewise.
7550 Copy 't' slots with XTREE.
7551 (subst_constants): Treat 't' slots like '[swi]' slots.
7552 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7553 * jump.c (rtx_equal_for_thread_p): Likewise.
7554 * rtlanal.c (rtx_equal_p): Likewise.
7555 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7556 only four arguments.
7557 * gengenrtl.c (type_from_format): Provide correct types for
7561 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7562 If a recent gcc is in use (always in stage2 and beyond), use
7563 statement expressions, so we don't make a function call unless
7564 the check fails. Evaluate arguments exactly once.
7565 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7566 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7568 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7569 they evaluate their arguments exactly once, irrespective of
7570 the compiler in use.
7572 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7573 is used by the currently-enabled check macros. This is:
7574 (tree_check_failed, tree_class_check_failed): For gcc.
7575 (tree_check, tree_class_check, cst_or_constructor_check,
7576 expr_check): For other compilers.
7578 * gencheck.c: Do not define any *_CHECK1 macros.
7580 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7581 Mark Mitchell <mark@codesourcery.com>
7583 * c-common.c (c_get_alias_set): Fix support for poitners and
7586 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7588 * alias.c: Include tree.h.
7589 (nonlocal_reference_p, mark_constant_function): New functions.
7590 * flow.c (life_analysis): Call mark_constant_function.
7591 * rtl.h (mark_constant_function): Declare it.
7593 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7595 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7596 unrecognisable switches.
7598 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7600 * loop.c (recombine_givs): Set ix field after sorting.
7601 (recombine_givs): Remove bogus index / giv lockstep looping.
7603 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7605 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7607 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7608 (do_cmp_and_jump): Formatting fixes.
7609 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7610 do_compare_rtx_and_jump instead of compare_from_rtx.
7611 (do_compare_rtx_and_jump): New function; mostly copied from
7613 (do_jump_for_compare): Delete.
7614 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7616 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7617 of compare/do_jump_for_compare pairs.
7618 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7619 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7620 compare_from_rtx/do_jump_for_compare pairs.
7621 (do_jump_by_parts_equality): Likewise.
7622 (do_jump_by_parts_equality_rtx): Likewise.
7623 * expr.h (do_compare_rtx_and_jump): Declare.
7624 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7625 that used to be in emit_cmp_insn.
7626 (cmp_available_p): New function.
7627 (prepare_operand): New function.
7628 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7629 to be in emit_cmp_insn.
7630 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7631 parameters to be pointers; don't emit final compare but modify some of
7632 the values pointed to by the args so the caller can perform the
7634 (expand_binop): Call emit_store_flag_force with signed forms of
7636 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7637 emit_jump_insn pair.
7638 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7639 emit_cmp_and_jump_insn_1. Call emit_queue.
7640 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7642 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7643 jump sets cc0 before deleting it.
7644 * integrate.c (expand_inline_function): Likewise.
7645 * unroll.c (unroll_loop): Similar changes in several places.
7646 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7649 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7651 * Makefile.in (insn-recog.o): Update dependencies.
7652 * genrecog.c (main): Make generated file include "function.h".
7654 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7656 * cse.c (cse_insn): Call never_reached_warning when a jump is
7657 changed to be unconditional.
7658 * flags.h: Declare warn_notreached.
7659 * flow.c (delete_block): Call never_reached_warning when
7661 * jump.c (delete_barrier_successors): Call never_reached_warning
7662 when we delete everything after a BARRIER.
7663 (never_reached_warning): New function.
7664 * rtl.h: Declare never_reached_warning.
7665 * toplev.c (warn_notreached): New variable.
7666 (lang_independent_options): Set warn_notreached
7667 when -Wunreachable-code.
7668 (compile_file): We need line numbers for -Wunreachable-code.
7670 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7672 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7673 * sched.c (insn_unit): Likewise.
7675 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7677 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7679 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7681 * flow.c (create_edge_list): Use xmalloc, not malloc.
7683 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7685 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7686 C-style comments. Do not lose the character before double slash.
7688 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7690 * basic-block.h (struct edge_list): Stucture to maintain a vector
7692 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7693 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7694 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7695 New function prototypes.
7696 * flow.c (create_edge_list): Function to create an edge list.
7697 (free_edge_list): Discards memory used by an edge list.
7698 (print_edge_list): Debug output showing an edge list.
7699 (verify_edge_list): Internal consistency check for an edge list.
7700 (find_edge_index): Function to find an edge index for a pred and succ.
7702 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7704 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7707 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7709 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7711 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7713 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7715 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7717 * toplev.c (rest_of_compilation): Allow machine dependent
7718 reorganisation pass to place information into the RTL dump
7719 file if it so wishes.
7721 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7723 * explow.c (hard_function_value): Use VOIDmode instead of
7725 * stmt.c (expand_return): Likewise.
7726 * stor-layout.c (get_best_mode): Likewise.
7728 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7729 emit call instead of emit_insn call.
7731 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7733 * configure.in: Handle --disable/enable-win32-registry.
7734 * install.texi: Document --disable/enable-win32-registry.
7735 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7736 (WIN32_REGISTRY_KEY): New macro.
7737 * prefix.c: Use to enable/disable win32-specific code.
7738 (lookup_key): Use versioned key.
7739 * configure: Regenerate.
7740 * config.in: Likewise.
7742 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7744 * cpplib.c (read_line_number): New fn, split out of...
7747 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7749 tree.c (lang_unsave_expr_now) : New.
7750 (unsave_expr_now): Call lang_unsave_expr_now.
7751 tree.h (lang_unsave_expr_now) : New.
7753 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7755 * toplev.c (flag_new_exceptions): On by default.
7757 1999-08-13 Michael Meissner <meissner@cygnus.com>
7759 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7761 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7763 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7764 INTEGER_TYPE with precision==1, it's __java_boolean.
7766 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7768 * global.c (prune_preferences): Move some invariants out of the
7771 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7773 * configure.in (alpha*-dec-osf*): Add osf5.
7775 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7777 * configure.in: Rework handling of ARM GNU/Linux slightly.
7778 (arm*-*-linux-gnuoldld): New target.
7779 * configure: Regenerate.
7780 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7781 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7782 * config/arm/linux-oldld.h: New file.
7783 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7784 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7786 * config/arm/linux-elf.h (ASM_SPEC): Define.
7787 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7788 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7789 for 26-bit APCS and old linker.
7790 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7792 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7793 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7794 don't define `arm' or `arm_elf'.
7795 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7796 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7798 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7800 * rtl.texi: Fix typo.
7802 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7804 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7806 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7808 * extend.texi (C++ Signatures): Remove node.
7809 * invoke.texi: Remove discussion of -fhandle-signatures,
7810 signature, sigof, __signature__, and __sigof__.
7812 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7814 * Makefile.in (JAVAGC): Removed.
7816 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7818 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7820 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7822 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7824 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7826 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7827 a register that is already known to be a pointer.
7829 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7831 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7832 * fixinc/inclhack.sh: Regenerated.
7833 * fixinc/fixincl.sh: Regenerated.
7835 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7837 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7838 Fix documentation of -ansi flag to describe its C++ behavior.
7839 Remove bogus reference to GCC 2.9.
7841 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7843 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7844 note if it is non-NULL.
7846 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7848 * except.h (eh_nesting_info): Add new structure defintion.
7849 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7850 (reachable_handlers, update_rethrow_references): Add function
7852 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7853 a rethrow symbol instead of an integer exception region number.
7854 * flow.c (Make_edges): Use new exception nesting routines to determine
7855 which handlers are reachable from a CALL or asynchronous insn.
7856 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7858 (delete_eh_regions): Update rethrow labels, and don't delete
7859 regions which are the target of a rethrow.
7860 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7861 avoid overloading the SYMBOL_REF_USED flag.
7862 (rethrow_symbol_map): Use new rethrow_ref field.
7863 (rethrow_used): Use new rethrow_ref field.
7864 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7865 of an integer. Fix formatting.
7866 (output_exception_table_entry): Use new rethrow_ref field.
7867 (can_throw): Check for EH_REGION_NOTE before deciding
7868 whether a CALL can throw or not.
7869 (scan_region): Call rethrow_used() instead of accessing data structure.
7870 (update_rethrow_references): New function to make sure only regions
7871 which are still targets of a rethrow are flagged as such.
7872 (process_nestinfo): New static function to initialize a handler
7873 list for a specific region.
7874 (init_eh_nesting_info): New function to allocate and initialize
7875 the list of all EH handlers reachable from all regions.
7876 (reachable_handlers): New function to retrieve the list of handlers
7877 reachable from a specific region and insn.
7878 (free_eh_nesting_info): New function to dispose of a list of
7881 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7883 * flow.c (split_edge): Set JUMP_LABEL field.
7884 (commit_one_edge_insertion): Set head correctly for insert_before.
7885 When inserting insns, update insn block numbers if allocated.
7887 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7889 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7890 retry_incomplete_types): Add static prototype.
7891 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7892 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7893 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7894 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7895 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7898 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7899 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7901 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7903 * output.h (assemble_name): Constify a char*.
7905 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7906 assemble_variable, assemble_name): Likewise.
7908 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7910 * arm/pe.c (arm_pe_unique_section): Likewise.
7912 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7914 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7916 * i386/interix.c (i386_pe_unique_section): Likewise.
7918 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7920 * i386/winnt.c (i386_pe_unique_section): Likewise.
7922 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7924 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7926 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7928 * pa/pa.c (output_call): Likewise.
7930 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7932 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7934 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7937 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7940 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7942 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7943 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7945 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7947 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7949 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7951 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7953 * tree.h (lang_identify): Constify a char*.
7954 (print_error_function): Add extern prototype. Constify a char*.
7956 * c-lang.c (lang_identify): Constify a char*.
7958 * objc/objc-act.c (lang_identify): Constify a char*.
7960 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7962 * genpeep.c (main): Make generated file include "function.h".
7963 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7965 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7967 * Makefile.in: Update dependencies.
7968 * alias.c: Include "function.h"
7969 * c-decl.c: Likewise.
7970 * caller-save.c: Likewise.
7971 * calls.c: Likewise.
7972 * combine.c: Likewise.
7974 * explow.c: Likewise.
7975 * final.c: Likewise.
7976 * global.c: Likewise.
7977 * graph.c: Likewise.
7978 * local-alloc.c: Likewise.
7980 * optabs.c: Likewise.
7981 * profile.c: Likewise.
7982 * recog.c: Likewise.
7983 * regclass.c: Likewise.
7984 * regmove.c: Likewise.
7985 * reload.c: Likewise.
7986 * reorg.c: Likewise.
7987 * resource.c: Likewise.
7988 * sched.c: Likewise.
7989 * stupid.c: Likewise.
7990 * config/1750a/1750a.c: Likewise.
7991 * config/a29k/a29k.c: Likewise.
7992 * config/arc/arc.c: Likewise.
7993 * config/arm/arm.c: Likewise.
7994 * config/arm/thumb.c: Likewise.
7995 * config/c4x/c4x.c: Likewise.
7996 * config/clipper/clipper.c: Likewise.
7997 * config/convex/convex.c: Likewise.
7998 * config/fx80/fx80.c: Likewise.
7999 * config/i860/i860.c: Likewise.
8000 * config/m68k/m68k.c: Likewise.
8001 * config/m88k/m88k.c: Likewise.
8002 * config/mips/mips.c: Likewise.
8003 * config/pdp11/pdp11.c: Likewise.
8004 * config/pyr/pyr.c: Likewise.
8005 * config/romp/romp.c: Likewise.
8006 * config/sh/sh.c: Likewise.
8007 * config/tahoe/tahoe.c: Likewise.
8008 * config/vax/vax.c: Likewise.
8009 * config/we32k/we32k.c: Likewise.
8010 * config/sparc/sparc.c: Include "function.h".
8011 (mem_min_alignment): Test current_function rather than
8012 regno_pointer_align.
8013 * config/pa/pa.c: Likewise.
8014 (compute_frame_size): Delete declaration of
8015 current_function_outgoing_args_size.
8016 * config/arc/arc.h (current_function_varargs): Delete declaration.
8017 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8019 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8021 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8022 current_function_uses_pic_offset_table.
8023 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8024 of current_function_returns_pointer.
8025 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8026 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8027 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8028 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8029 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8030 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8031 * config/m88k/m88k.c: Include "function.h"
8032 (call_used_regs, current_function_pretend_args_size,
8033 current_function_outgoing_args_size, frame_pointer_needed): Delete
8035 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8037 * config/mips/mips.h (current_function_calls_alloca): Delete
8039 * config/mn10200/mn10200.h (current_function_needs_context,
8040 rtx_equal_function_value_matters): Delete declarations.
8041 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8042 flag_pic): Delete declarations.
8043 * config/pa/pa.h (current_function_pretend_args_size,
8044 current_function_decl): Delete declarations.
8045 * config/pa/som.h (current_function_varargs): Delete declaration.
8046 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8048 * config/pyr/pyr.h (current_function_pretend_args_size,
8049 current_function_args_size, current_function_calls_alloca): Delete
8051 * config/sh/sh.h (current_function_varargs): Delete declaration.
8052 * config/sparc/sparc.h (current_function_outgoing_args_size,
8053 current_function_calls_alloca, current_function_decl): Delete
8055 * config/spur/spur.h (current_function_pretend_args_size,
8056 current_function_calls_alloca): Delete declarations.
8057 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8059 * config/vax/vms.h (current_function_name): Delete declaration.
8060 * gcse.c: Include "function.h".
8061 (current_function_name, current_function_calls_setjmp): Delete
8063 * haifa-sched.c: Include "function.h".
8064 (forced_labels): Delete declaration.
8066 * reg-stack.c: Likewise.
8067 * reload1.c: Likewise.
8068 * genemit.c (main): Make generated file include function.h.
8069 * genoutput.c (output_prologue): Likewise.
8071 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8072 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8073 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8074 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8075 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8076 macros for some of them.
8077 (emit_filename, emit_lineno): Delete declarations.
8078 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8079 regno_pointer_* variables through current_function.
8080 (gen_inline_header_rtx): Delete function.
8081 (save_emit_status): Delete function.
8082 (set_new_last_label_num): New function.
8083 (clear_emit_caches): New function.
8084 (restore_emit_status): Just clear last_labelnum and call
8086 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8087 through macro seq_stack.
8088 (add_insn_after): Likewise.
8089 (add_insn_before): Likewise.
8090 (remove_insn): Likewise.
8091 (pop_topmost_sequence): Likewise.
8092 (in_sequence_p): Likewise.
8093 (start_sequence_for_rtl_expr): Likewise.
8094 (start_sequence): Likewise, and likewise for
8095 sequence_rtl_expr/seq_rtl_expr.
8096 (push_topmost_sequence): Likewise.
8097 (end_sequence): Likewise.
8098 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8099 All callers changed. Store into that pointer instead of globals.
8100 (init_emit): Allocate emit elt of current_function.
8101 Changes for sequence_rtl_expr/sequence_stack renaming.
8102 Call clear_emit_caches instead of doing it in-line.
8103 Access regno_pointer_* variables through current_function.
8104 (init_emit_once) Don't clear sequence_stack.
8106 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8108 (arg_pointer_save_area): Delete declaration.
8109 (finish_expr_for_function): Renamed from init_queue; no longer static.
8110 (init_expr): Don't call init_queue.
8111 (save_expr_status, restore_expr_status): Delete functions.
8112 (expand_expr): Changes to reflect new layout of struct function.
8113 Don't access current_function_check_memory_usage when current_function
8115 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8116 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8117 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8118 current_function_uses_const_pool, function_call_count,
8119 current_function_uses_pic_offset_table, nonlocal_labels,
8120 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8121 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8122 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8124 (finish_expr_for_function): Declare.
8125 * flags.h (current_function_has_nonlocal_label,
8126 current_function_has_nonlocal_goto, current_function_is_thunk,
8127 current_function_has_computed_jump): Delete declarations.
8128 * flow.c (forced_labels): Delete declaration.
8129 * function.c (current_function_pops_args,
8130 current_function_returns_struct, current_function_returns_pcc_struct,
8131 current_function_needs_context, current_function_calls_setjmp,
8132 current_function_calls_longjmp, current_function_has_nonlocal_label,
8133 current_function_has_nonlocal_goto, current_function_is_thunk,
8134 current_function_has_computed_jump, current_function_calls_alloca,
8135 current_function_contains_functions, current_function_returns_pointer,
8136 current_function_epilogue_delay_list, current_function_args_size,
8137 current_function_pretend_args_size, current_function_arg_offset_rtx,
8138 current_function_outgoing_args_size, current_function_varargs,
8139 current_function_stdarg, current_function_args_info, cleanup_label,
8140 current_function_name, current_function_uses_const_pool,
8141 current_function_instrument_entry_exit, current_function_return_rtx,
8142 current_function_uses_pic_offset_table, nonlocal_labels,
8143 current_function_internal_arg_pointer, current_function_cannot_inline,
8144 current_function_check_memory_usage, function_call_count,
8145 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8146 nonlocal_goto_stack_level, return_label, save_expr_regs,
8147 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8148 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8149 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8150 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8151 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8153 (push_function_context_to): Don't save them. Don't call
8154 save_storage_status, save_emit_status or save_expr_status.
8155 (pop_function_context_from): Don't restore them. Don't call
8156 restore_storage_status or restore_expr_status.
8157 (get_func_frame_size): New function.
8158 (get_frame_size): Use it.
8159 (assign_outer_stack_local): Reflect some member name changes in struct
8161 (put_reg_into_stack): Likewise.
8162 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8164 (fixup_var_refs): Likewise.
8165 (fix_lexical_addr): Likewise.
8166 (trampoline_address): Likewise.
8167 (prepare_function_start): Clear field inlinable of current_function.
8168 (init_function_for_compilation): New function.
8169 (expand_dummy_function_end): New function.
8170 (expand_function_end): Call finish_expr_for_function.
8171 * function.h (struct emit_status): New; fields moved here from struct
8172 function and from global variables. Add accessor macros for some of
8174 (struct expr_status): Likewise.
8175 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8176 (struct function): Add fields expr and emit, inlinable, inl_emit,
8177 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8178 inl_max_label_num. Add many comments.
8179 Add accessor macros for all elts of struct function that no longer
8180 have a global variable.
8181 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8182 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8183 stack_slot_list): Delete declarations.
8184 (get_func_frame_size): Declare.
8185 (save_expr_status, restore_expr_status, save_emit_status,
8186 save_storage_status, restore_storage_status): Delete declarations.
8187 (init_virtual_regs): Declare.
8188 * output.h (current_function_pops_args,
8189 current_function_returns_struct, current_function_returns_pcc_struct,
8190 current_function_needs_context, current_function_calls_setjmp,
8191 current_function_calls_longjmp, current_function_calls_alloca,
8192 current_function_has_nonlocal_label, current_function_varargs,
8193 current_function_has_computed_jump, current_function_returns_pointer,
8194 current_function_contains_functions, current_function_args_size,
8195 current_function_pretend_args_size, current_function_stdarg,
8196 current_function_outgoing_args_size, current_function_args_info,
8197 current_function_name, current_function_return_rtx,
8198 current_function_epilogue_delay_list,
8199 current_function_uses_const_pool, current_function_cannot_inline):
8200 Delete declarations.
8201 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8202 regno_reg_rtx): Delete declaration.
8203 (REGNO_POINTER_FLAG): Delete macro.
8204 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8205 function were renamed.
8206 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8208 * toplev.c: Include "function.h".
8209 (current_function_decl): Delete declaration.
8210 (compile_file): Call init_dummy_function_start and
8211 expand_dummy_function_end around some initializations that need to
8213 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8214 Call init_function_for_compilation.
8215 * unroll.c: Include "function.h"
8216 (unroll_loop): Access regno_pointer_* variables through
8219 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8220 (DECL_SAVED_INSNS): use it.
8221 (expand_dummy_function_end): Declare.
8222 (init_function_for_compilation): Declare.
8223 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8224 that it's no longer an INLINE_HEADER.
8225 (expand_call): Likewise.
8226 * integrate.c (finish_inline): Delete function.
8227 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8228 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8229 args. Don't generate an INLINE_HEADER rtx, just return the arg
8230 vector. All callers changed.
8231 (save_for_inline_copying): Create a duplicate struct emit_status to
8232 hold the emit state for compiling the current function. Use this and
8233 the other new fields in struct function that are for integration
8234 instead of an INLINE_HEADER.
8235 Use memcpy instead of bcopy.
8236 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8237 (save_for_inline_nocopy): Similar changes, except no new emit_status
8239 (expand_inline_function): Get information from function structure,
8240 not from an inline header rtx.
8241 (output_inline_function): Lose code to extract the necessary
8242 information from an inline header; simply put back the function
8243 structure into current_function. Clear its inlinable elt.
8244 * rtl.def (INLINE_HEADER): Delete.
8245 * rtl.h: Delete all accessors for an INLINE_HEADER.
8246 (gen_inline_header_rtx): Delete declaration.
8247 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8248 Delete declarations.
8249 (REGNO_POINTER_ALIGN): Delete.
8250 (clear_emit_caches): Declare.
8251 (set_new_last_label_num): Declare.
8253 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8255 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8257 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8258 * stmt.c (is_eh_region): Make sure current_function is present, too.
8260 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8262 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8263 for 64bit PA targets.
8265 * pa.h (SELECT_SECTION): Define.
8266 * som.h (SELECT_SECTION): Delete.
8268 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8270 * alias.c (init_alias_analysis): Wrap call to
8271 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8273 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8275 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8276 <sys/asm.h> contains an asm comment with an apostrophe
8277 * fixinc/inclhack.sh: regen
8278 * fixinc/fixincl.x: regen
8280 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8282 * function.c (init_function_start): Clear prologue & epilogue.
8283 (prologue_epilogue_contains): New function.
8284 * alias.c (init_alias_analysis): Use it.
8285 * rtl.h (prologue_epilogue_contains): Declare it.
8287 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8289 * jump.c (onlyjump_p): New function.
8290 * rtl.h: Declare it.
8291 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8292 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8294 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8296 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8297 to invert loops. Simplify block scanning.
8299 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8301 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8302 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8304 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8306 * config/sparc/liteelf.h: New file to support sparclite-elf target
8307 * config/sparc/t-sp86x: New file to support sparc86x targets
8308 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8309 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8310 * configure.in: Support above target triplets
8311 * configure: Regenerated
8313 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8315 * fixinc/server.c (server_setup): Do not prefix function used as
8318 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8320 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8321 Remove fp reg alternatives.
8323 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8325 * Makefile.in (TAROUTOPTS): Kill.
8326 (install-headers-tar): Use "xpf" for tar headerfile extraction
8327 * i370/x-oe (TAROUTOPTS): Delete.
8328 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8329 * m68k/x-hp320 (TAROUTOPTS): Delete.
8330 * m68k/x-hp320g (TAROUTOPTS): Delete.
8331 * gcc.texi: Update bug reporting text.
8333 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8335 * reg-stack.c (change_stack) Fixed problem with negative array index.
8337 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8339 * extend.texi, install.texi: Fix spelling mistakes.
8341 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8342 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8343 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8345 * mips/t-ecoff: Likewise.
8346 * mips/t-elf: Likewise.
8347 * mips/t-mips: Likewise.
8348 * mips/t-osfrose: Likewise.
8349 * mips/t-r3900: Likewise.
8350 * mips/t-svr3: Likewise.
8351 * mips/t-svr4: Likewise.
8352 * mips/t-ultrix: Likewise.
8354 * gcc.texi: Document recommend means to provide software floating
8355 point libraries in libgcc.a
8357 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8359 * c-lex.c (yylex): We can have a number with no digits.
8361 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8363 * jump.c (delete_prior_computation): New function, broken
8364 out of delete_computation. Check for side effects with
8365 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8366 multi-word hard registers.
8367 (delete_computation): Use it. Check for side effects with
8368 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8369 missing REG_DEAD note for a register which is both set and
8372 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8374 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8375 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8376 (ASM_FILE_START): Import _mcount with the right type.
8377 (ASM_DECLARE_FUNCTION_NAME): Define.
8378 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8379 * pa.c (output_function_prologue): Always emit the function's label
8381 * pa.h (TEXT_SPACE_P): Define.
8382 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8383 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8384 * som.h (TEXT_SPACE_P): Delete.
8385 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8386 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8388 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8390 * expr.c (emit_group_load): Allow src to be a CONCAT.
8392 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8394 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8395 (___mulsi3): Use '!' comment character.
8397 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8399 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8401 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8403 * gcc.c: Update URLs and mail addresses.
8404 * gcc.texi: Likewise.
8406 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8408 * rs6000.c (current_file_function_operand): Return zero for
8410 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8412 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8415 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8417 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8418 allocate space in the stack frame for the PIC register.
8420 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8422 * m68k.md (xordi3, anddi3): These patterns are not available on
8425 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8427 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8428 (PUT_REAL): Likewise.
8430 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8432 * final.c (shorten_branches): Don't add an alignment for loops
8433 that have no label inside.
8435 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8437 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8438 prototypes in macro HAVE_cmpstrsi.
8440 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8442 * emit-rtl.c (operand_subword): Remove unused variable
8445 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8447 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8449 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8451 * cpphash.c (macroexpand): Delete leading whitespace when arg
8452 is concatenated before.
8453 (unsafe_chars): Correct test for whether + and - can extend a
8456 * cppinit.c (cpp_start_read): Do dependencies for
8457 -include/-imacros files also.
8459 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8460 tokenizing non-directive lines.
8461 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8462 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8465 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8467 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8469 * c-lex.c: Sync with C++ frontend.
8470 (linemode): New variable.
8471 (parse_float): imag, conversion_errno, and type are output only.
8472 (yylex): Adjust. Move initial '.' case into main switch.
8474 (handle_generic_pragma): Just deal with tokens.
8475 (readescape): Use ISXDIGIT and ISGRAPH.
8476 * c-parse.in: Add END_OF_LINE token.
8478 * c-lex.c (lang_init): Generalize.
8479 (nextchar): Remove. Replace uses with UNGETC.
8480 (skip_white_space): Handle linemode here. Optimize for cpplib.
8481 (skip_white_space_on_line): Remove.
8482 (extend_token_buffer_to): New fn.
8483 (extend_token_buffer): Use it.
8484 (read_line_number, check_newline): Just deal with tokens.
8485 (token_getch, token_put_back): New fns.
8486 (yylex): Use them. More cpplib optimizations. Simplify.
8488 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8489 Jason Merrill <jason@yorick.cygnus.com>
8491 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8492 (consume_string): Make this smart about USE_CPPLIB.
8493 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8494 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8495 Also, clean up cases where we redundantly set token_buffer[0].
8496 (read_line_number): New fn.
8497 (ignore_escape_flag): New variable.
8499 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8501 * a29k/t-a29kbare: Fix some comments.
8502 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8503 (FPBIT, DPBIT): Define.
8504 * a29k/t-vx29k: Likewise.
8505 * arc/t-arc: Likewise.
8506 * arm/t-arm-elf: Likewise.
8507 * arm/t-bare: Likewise.
8508 * arm/t-pe: Likewise.
8509 * arm/t-pe-thumb: Likewise.
8510 * arm/t-semi: Likewise.
8511 * arm/t-thumb: Likewise.
8512 * arm/t-thumb-elf: Likewise.
8513 * arm/t-thumb-linux: Likewise.
8514 * h8300/t-h8300: Likewise.
8515 * i960/t-i960: Likewise.
8516 * i960/t-vxworks960: Likewise.
8517 * m32r/t-m32r: Likewise.
8518 * mips/t-ecoff: Likewise.
8519 * mips/t-elf: Likewise.
8520 * mips/t-r3900: Likewise.
8521 * pa/t-pro: Likewise.
8522 * rs6000/t-aix43: Likewise.
8523 * rs6000/t-beos: Likewise.
8524 * rs6000/t-newas: Likewise.
8525 * rs6000/t-ppccomm: Likewise.
8526 * rs6000/t-rs6000: Likewise.
8527 * rs6000/t-winnt: Likewise.
8528 * rs6000/t-xnewas: Likewise.
8529 * rs6000/t-xrs6000: Likewise.
8530 * sh/t-sh: Likewise.
8531 * sparc/t-elf: Likewise.
8532 * sparc/t-sparcbare: Likewise.
8533 * sparc/t-sparclite: Likewise.
8534 * sparc/t-splet: Likewise.
8535 * v850/t-v850: Likewise.
8536 * mn10200/t-mn10200: Fix comments.
8537 * mn10300/t-mn10300: Likewise.
8539 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8540 dummy operand. Allocate a new pseudo for the dummy operand.
8541 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8543 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8545 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8547 * configure: Rebuilt.
8548 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8550 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8552 * recog.c (preproces_constraints): Zero recog_op_alt before
8553 processing the constraints.
8555 * arm.c (typedef minipool_node): Renamed from pool_node.
8556 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8557 (add_minipool_constant): New function.
8558 (dump_minipool): New function.
8559 (find_barrier): Remove special case for getting the insn size of
8560 an insn that references the constant pool.
8561 (minipool_fixup): New structure.
8562 (push_minipool_barrier): New function.
8563 (push_minipool_fix): New function.
8564 (note_invalid_constants): New function.
8565 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8566 (arm_reorg): Rewrite code to fix up the constant pool into a
8567 series of mini-pools embedded in the insn stream.
8568 (arm_output_epilogue): New function, made mainly from the body
8569 of output_func_epilogue.
8570 (output_func_epilogue): Move insn generation part of epilogue code
8571 to arm_output_epilogue.
8572 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8573 * arm.md (pool_range): New attribute.
8574 (zero_extendqidi2): Add attribute pool_range.
8575 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8576 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8577 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8578 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8579 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8580 (epilogue): New expand.
8581 (epilogue_insn): New insn. Call arm_output_epilogue.
8583 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8584 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8586 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8588 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8590 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8592 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8594 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8596 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8598 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8600 * global.c: Fix comment.
8602 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8604 * gcc.c (access_check): New static function.
8605 (find_a_file): Use it when searching a directory list.
8606 * collect2.c (find_a_file): Don't accept directories found when
8607 searching a directory list.
8609 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8611 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8612 function parameters with `&'.
8613 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8615 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8617 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8618 or tidy_fallthru_edge if the last insn in the block is not
8619 an unconditional jump or a simple conditional jump.
8621 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8623 * Makefile.in (c-decl.o): Depends on defaults.h.
8625 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8627 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8629 (CLASS_MAX_NREGS): Likewise.
8631 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8633 * cse.c (cse_insn): Fix dumb thinko in last change.
8635 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8637 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8640 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8642 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8643 test for sizes of passed and declared parameter types.
8645 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8647 * fixincludes: Fix the return type of bsearch, char* -> void*.
8649 * fixinc/inclhack.def: Likewise.
8651 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8653 * invoke.texi (-fdump-translation-unit): New option.
8655 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8657 * expr.h (PROMOTE_PROTOTYPES): Move ...
8658 * defaults.h: ... to here.
8659 * c-decl.c: Include defaults.h instead of expr.h.
8660 * c-typeck.c: Include defaults.h.
8662 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8664 * toplev.h (errorcount): Declare.
8665 (warningcount): Likewise.
8666 (sorrycount): Likewise.
8667 * c-lex.c (errorcount): Don't declare.
8668 * dwarf2out.c (errorcount): Don't declare.
8670 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8672 * config/libgloss.h: Add a note discouraging use with ELF.
8673 * configure.in: Don't use libgloss.h for ELF targets.
8674 Always use_collect2 on a.out targets.
8676 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8678 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8679 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8681 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8683 * loop.c (strength_reduce): When doing biv->giv conversion, update
8684 reg note of NEXT->insn.
8686 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8688 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8690 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8692 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8693 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8694 Ensure expr.h is included.
8695 * c-typecheck.c (convert_arguments): Ditto.
8697 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8699 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8700 * config/convex/convex.h: Ditto.
8701 * config/dsp16xx/dsp16xx.h: Ditto.
8702 * config/fx80/fx80.h: Ditto.
8703 * config/gmicro/gmicro.h: Ditto.
8704 * config/i370/i370.h: Ditto.
8705 * config/i386/i386.h: Ditto.
8706 * config/m32r/m32r.h: Ditto.
8707 * config/m68k/m68k.h: Ditto.
8708 * config/m88k/m88k.h: Ditto.
8709 * config/mips/mips.h: Ditto.
8710 * config/pa/pa.h: Ditto.
8711 * config/pyr/pyr.h: Ditto.
8712 * config/tahoe/tahoe.h: Ditto.
8713 * config/we32k/we32k.h: Ditto.
8715 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8718 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8720 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8723 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8725 1999-08-02 Richard Henderson <rth@cygnus.com>
8727 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8728 for the register spill block.
8730 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8731 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8733 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8734 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8735 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8737 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8739 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8740 MAX_WCHAR_TYPE defined in sparc.h.
8741 * config/sparc/linuxaout.h: Likewise.
8742 * config/sparc/linux64.h: Likewise.
8743 Also default to -mvis if CPU is UltraSPARC.
8745 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8747 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8748 (RTX_OK_FOR_OLO10): Likewise.
8749 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8750 %lo(), allow it in addresses...
8751 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8752 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8753 does not make sense.
8754 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8755 (sparc_output_scratch_registers): New function.
8756 (output_function_prologue, sparc_flat_output_function_prologue): Use
8758 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8760 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8761 * configure.in: Add check for .register pseudo-op support in as and
8762 check for offsetable %lo().
8763 * acconfig.h: Add templates for the above checks.
8764 * configure: Regenerate.
8766 1999-08-02 Richard Henderson <rth@cygnus.com>
8768 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8769 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8770 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8772 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8774 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8777 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8779 * config/float-sparc.h: New file.
8780 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8781 sparc-*-linux-gnu and sparc64-*-linux*.
8783 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8785 * rs6000.c (rs6000_va_list): Type is an array.
8786 (rs6000_va_start): Don't doubly adjust for varargs.
8787 (rs6000_va_arg): Evaluate long long GPR adjustment.
8789 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8791 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8792 -maix64 and -maix32.
8793 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8794 LINK_SPEC): Change appropriately.
8795 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8796 (u_short_cint_operand): Likewise.
8797 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8799 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8801 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8803 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8805 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8807 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8808 (non_add_cint_operand): Likewise.
8809 (logical_operand): Likewise.
8810 (non_logical_cint_operand): Likewise.
8811 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8812 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8813 (rs6000_select_rtx_section): Suppress warning.
8814 (small_data_operand): Suppress warning.
8815 (rs6000_got_register): Suppress warning.
8816 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8817 type, so `J' is generally the wrong constraint for a SImode value;
8819 (andsi3_internal2): Likewise.
8820 (andsi3_internal3): Likewise.
8821 (iorsi3_internal1): Likewise.
8822 (xorsi3_internal1): Likewise.
8824 (movsf_softfloat): Likewise.
8825 (scc insns): Likewise.
8826 (movsi+2): Preserve sign bits of SImode constant.
8827 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8828 (movdf+1): Sign-extend properly.
8829 (movdi_32+1): Sign-extend properly.
8830 (scc insns): Sign-extend properly.
8832 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8835 1999-08-02 Richard Henderson <rth@cygnus.com>
8837 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8839 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8840 * alpha.md (all fp insns): Likewise.
8842 1999-08-02 Nick Clifton <nickc@cygnus.com>
8844 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8847 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8849 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8850 pic_load_label generator directly.
8851 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8852 No longer a named pattern.
8854 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8856 * explow.c (force_reg): Call force_operand if X does not
8857 satisfy general_operand.
8859 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8861 * fix-header.c (main): When testing for CONTINUED, use string
8862 equality, not pointer equality.
8864 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8866 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8868 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8870 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8871 that has become an unconditional jump.
8873 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8874 (output_function_epilogue): Similarly.
8876 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8878 * tree.h (init_dummy_function_start): Declare.
8880 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8882 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8883 last_expr_type, last_expr_value, block_start_count, block_stack,
8884 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8885 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8886 dynamically in stmt elt of struct function for each function.
8887 (struct nesting): Rename function_call_count elt to n_function_calls,
8888 target_temp_slot_level to block_target_temp_slot_level. All users
8890 (struct stmt_status): New structure definition.
8891 Add many accessor macros for stmt_status elements which previously
8892 were global variables.
8893 (init_stmt_for_function): Allocate stmt elt for current_function.
8894 Reflect that block_start_count was renamed to
8895 current_block_start_count.
8896 (save_stmt_status, restore_stmt_status): Delete functions.
8897 (preserve_subexpressions_p): Don't access loop_stack when outside
8899 (expand_start_bindings): Reflect that block_start_count was renamed to
8900 current_block_start_count.
8901 (expand_fixup): Likewise.
8902 (expand_decl): Don't access block_stack when outside a function.
8903 (expand_decl_cleanup): Likewise.
8904 (expand_dcc_cleanup): Likewise.
8905 (expand_dhc_cleanup): Likewise.
8906 (expand_anon_union_decl): Likewise.
8907 (set_file_and_line_for_stmt): New function.
8908 (in_control_zone_p): New function.
8910 * function.h (struct function): Add new elt stmt.
8911 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8912 case_stack, nesting_stack, nesting_depth, block_start_count,
8913 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8914 emit_lineno, goto_fixup_chain.
8915 (save_eh_status, restore_eh_status, save_stmt_status,
8916 restore_stmt_status): Delete declarations.
8917 * function.c (push_function_context_to): Don't call save_stmt_status.
8918 (pop_function_context_to): Don't call restore_stmt_status.
8919 * tree.h (in_control_zone_p): Declare.
8920 * rtl.h (set_file_and_line_for_stmt): Declare.
8922 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8923 call set_file_and_line_for_stmt.
8925 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8927 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8928 Also update copyright.
8930 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8932 * c-pragma.c: Don't include "except.h".
8933 * emit-rtl.c: Likewise.
8934 * stor-layout.c: Likewise.
8936 * varasm.c: Likewise.
8938 * flow.c: Include "function.h".
8939 * tree.h (init_dummy_function_start): Declare new function.
8941 * except.h (struct eh_status): New structure.
8942 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8944 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8945 catch_clauses, false_label_stack, caught_return_label_stack,
8946 protect_list, current_function_ehc): Add accessor macros for the
8947 corresponding fields in current_function->eh; delete declarations
8948 for all items that used to be declared here.
8949 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8950 catch_clauses, false_label_stack, caught_return_label_stack,
8951 protect_list, current_function_ehc): Delete variables.
8952 (init_eh_for_function): Allocate current_function->eh.
8953 (save_eh_status, restore_eh_status): Delete functions.
8955 * function.h (struct function): Add fields next_global and eh.
8956 Delete all exception handling related fields.
8957 * function.c (current_function): New variable.
8958 (all_functions): New variable.
8959 (push_function_context_to): Don't allocate a struct function,
8960 use current_function instead. Call init_dummy_function_start when
8961 outside a function. Clear current_function before returning.
8962 (pop_function_context_from): Restore current_function.
8963 Don't free the restored struct function.
8964 (prepare_function_start): New function.
8965 (init_dummy_function_start): New function.
8966 (init_function_start): Break out some code into prepare_function_start
8969 * stmt.c (save_stmt_status): Don't call save_eh_status.
8970 (restore_stmt_status): Don't call restore_eh_status.
8972 * Makefile.in: Update dependencies.
8974 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8976 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8977 of depending on a magic constant value. Update comments.
8978 (hppa_expand_prologue): Similarly.
8980 * pa.md (reload_indi, reload_outdi): Allow any register for the
8981 original reload register.
8983 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8985 * cccp.c (print_help): Change marcos to macros.
8987 1999-07-30 Richard Henderson <rth@cygnus.com>
8989 * c-typeck.c (initializer_constant_valid_p): Move ...
8990 * c-common.c (initializer_constant_valid_p): ... here. Use
8991 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8993 * c-common.h (initializer_constant_valid_p): Declare.
8994 * c-tree.h (initializer_constant_valid_p): Remove.
8996 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8998 * config/i386/sol2-c1.asm: Align the stack.
8999 * config/i386/sol2-gc1.asm: Likewise.
9001 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9003 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9004 -Asparclite for sparc86x.
9005 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9007 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9009 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9011 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9012 the user if using the non-default arch size in BI_ARCH configuration.
9013 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9015 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9016 Fix patterns so that they actually match.
9017 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9018 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9019 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9021 (mulsidi3): Reflect this in the expand.
9022 (smulsi3_highpart): Only on TARGET_ARCH32.
9023 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9024 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9025 (umulsidi3): Reflect this in the expand.
9026 (umulsi3_highpart): Only on TARGET_ARCH32.
9027 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9028 don't require g0 to be zero.
9029 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9030 ({,u}divsi3): New expands.
9031 ({,u}divsi3_sp64): New patterns.
9032 (after lshrdi3_v8plus): Four new patterns to help combiner
9033 optimizing nested mixed mode shifts.
9035 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9036 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9037 speed things up. Don't use them by default on plain v9 in 64bit
9038 mode, according to what SPAMv9 sais.
9040 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9041 top 32 bits of %[og][0-7] in signal handlers.
9042 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9044 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9046 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9047 (ashlsi3): Corresponding changes.
9049 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9051 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9053 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9055 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9057 * arm.h (Hint): Delete macro.
9058 Substitute HOST_WIDE_INT for Hint in some prototypes.
9059 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9061 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9063 * builtins.c (expand_builtin_setjmp): Use force_operand to
9064 make sure that the buffer address is in a suitable form to be
9065 passed to force_reg.
9067 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9069 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9072 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9074 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9075 proper mode in the condition string.
9076 (icacheflush, dcacheflush): Remove modes from match_operands.
9078 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9079 proper mode before using it.
9081 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9084 * pa.c (store_reg): Do not call add_high_const generator directly.
9085 (load_reg, set_reg_plus_d): Likewise.
9086 * pa.md (add_high_const): No longer a named pattern.
9088 * pa.c (legitimize_address): Consistently use Pmode rather than
9089 SImode. Do not call gen_pic2_highpart directly anymore.
9090 * pa.md (pic2_highpart): No longer a named pattern.
9091 (pic2_lo_sum): Similarly. Reformat to make more readable.
9093 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9098 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9100 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9102 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9104 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9105 and tag the spill mems.
9106 (hppa_va_start): New.
9108 * pa.h (EXPAND_BUILTIN_VA_START): New.
9109 (EXPAND_BUILTIN_VA_ARG): New.
9111 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9113 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9114 and tag the spill mems.
9115 (mn10300_va_start): New.
9116 (mn10300_va_arg): New.
9117 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9118 (EXPAND_BUILTIN_VA_ARG): New.
9120 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9122 * mn10200.c (mn10200_va_arg): New.
9123 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9125 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9127 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9128 rather than play with TREE_INT_CST_LOW.
9130 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9132 * config/arm/telf.h: Include dbxelf.h.
9133 (CPP_PREDEFINES): Only define if not already defined.
9134 (ASM_IDENTIFY_GCC): Likewise.
9135 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9136 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9137 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9139 (DBX_DEBUGGING_INFO): Don't define.
9140 * config/arm/linux-telf.h: New file.
9141 * config/arm/linux-tgas.h: New file.
9142 * config/arm/t-thumb-linux: New file.
9143 * config/arm/uclinux-elf.h: New file.
9144 * config/arm/uclinux-telf.h: New file.
9145 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9146 thumb-*-uclinux): New targets.
9147 * configure: Regenerate.
9149 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9151 * pa.md (post_store, pre_load): New expanders.
9152 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9153 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9154 need to directly generate RTL for them.
9155 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9158 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9160 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9161 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9162 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9163 (secndary_reload_class): Make TARGET_ELF conditional compile.
9164 (print_operand_address): Similar.
9165 (output_toc): Print all values as hex.
9166 (get_issue_rate): Rearrange and add RS64A and PPC630.
9167 * rs6000.h (processor_type): Add RS64A and PPC630.
9168 (PROCESSOR_POWERPC64): New.
9169 (PROMOTE_MODE): Use word_mode.
9170 (RTX_COSTS): Add RS64A and PPC630.
9171 * rs6000.md (scheduling information): Add lmul and ldiv
9172 representing 64-bit integer multiply and divide. Add rs64a and
9174 (ashldi3): Add support for "rldic" instruction.
9175 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9177 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9179 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9180 instead of V8 for sparclite86x in cpu_table.
9182 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9184 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9185 output_file_directive.
9187 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9189 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9190 tree for op1, not the rtl.
9192 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9194 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9195 to m88k_va_start, leaving only the register spill.
9196 (m88k_build_va_list): New.
9197 (m88k_va_start): New.
9199 * m88k.h (BUILD_VA_LIST_TYPE): New.
9200 (EXPAND_BUILTIN_VA_START): New.
9201 (EXPAND_BUILTIN_VA_ARG): New.
9203 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9205 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9206 Rename from expand_builtin_saveregs.
9207 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9209 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9211 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9212 for the register spill block.
9213 (i960_build_va_list): New.
9214 (i960_va_start): New.
9216 * i960.h (BUILD_VA_LIST_TYPE): New.
9217 (EXPAND_BUILTIN_VA_START): New.
9218 (EXPAND_BUILTIN_VA_ARG): New.
9219 * i960.md (store_multiple): Use change_address on individul mems.
9221 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9223 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9225 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9226 (expand_builtin_va_end): Evaluate arg for side effects.
9227 * c-common.c (c_common_nodes_and_builtins): Construct a
9228 va_list_arg_type_node to handle array decomposition to pointer.
9230 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9232 * except.c (start_dynamic_cleanup): Use force_operand on the
9235 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9237 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9238 * c4x.c (c4x_va_arg): New.
9240 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9242 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9245 1999-07-26 Nathan Sidwell <nathan@acm.org>
9247 * eh-common.h (__eh_matcher): Prototype correctly.
9249 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9251 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9252 (TARGET_SINGLE_PIC_BASE): Likewise.
9253 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9255 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9256 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9257 (TARGET_OPTIONS): Add -mpic-register=N.
9258 (OUTPUT_INT_ADDR_CONST): New macro.
9259 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9260 LEGITIMATE_PIC_OPERAND_P): Likewise.
9261 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9262 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9263 output_addr_const directly.
9264 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9266 (thumb_pic_register, thumb_pic_register_string): Declare.
9268 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9270 (label_mentioned_p): New function: Imported from arm.c.
9271 (legitimize_pic_address): New function: Imported from arm.c.
9272 (is_pic):New function: Imported from arm.c.
9273 (thumb_finalize_pic):New function: Imported from arm.c.
9274 (add_constant): Cope with PIC constants.
9275 (fixit): Cope with PIC constants.
9276 (output_return): Do not treat the PIC register as live if
9277 TARGET_SINGLE_PIC_BASE is true.
9278 (thumb_function_prologue): Do not treat the PIC register as live if
9279 TARGET_SINGLE_PIC_BASE is true.
9280 (thumb_expand_prologue): Do not treat the PIC register as live if
9281 TARGET_SINGLE_PIC_BASE is true.
9282 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9283 TARGET_SINGLE_PIC_BASE is true.
9284 (thumb_print_operand): Accept '|'.
9285 (thumb_override_options): Process PIC options.
9287 * config/arm/thumb.md (movsi): Support PIC.
9288 (call_insn): Change "i" constraint to "X".
9289 (call_value_insn): Likewise.
9290 (consttable_4, consttable_8, consttable_end): Set and clear
9291 "making_const_table" as appropriate.
9292 (pic_load_addr, pic_add_dot_plus_four): New insns.
9294 * invoke.texi (Thumb Options): Fix spelling. Document new
9295 options -msingle-pic-base and -mpic-register=.
9297 1999-07-26 Andrew Haley <aph@cygnus.com>
9299 * config/m32r/initfini.c (__init): Use a full word immediate for
9300 __fini: this allows it to be placed in any memory region.
9302 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9303 -mmodel=medium. This is OK for all memory models.
9305 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9307 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9308 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9310 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9312 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9315 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9317 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9319 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9320 (BUILD_VA_LIST_TYPE): New.
9321 (EXPAND_BUILTIN_VA_START): New.
9322 (EXPAND_BUILTIN_VA_ARG): New.
9323 * i860.c (output_delayed_branch): Disable.
9324 (output_delay_insn): Likewise.
9325 (i860_saveregs): New.
9326 (i860_build_va_list): New.
9327 (i860_va_start): New.
9329 * i860.md: Disable all peepholes using output_delayed_branch.
9330 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9332 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9334 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9335 (BUILD_VA_LIST_TYPE): New.
9336 (EXPAND_BUILTIN_VA_START): New.
9337 (EXPAND_BUILTIN_VA_ARG): New.
9338 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9339 Return the address of the save area.
9340 (clipper_build_va_list): New.
9341 (clipper_va_start): New.
9342 (clipper_va_arg): New.
9344 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9346 * arc.h (EXPAND_BUILTIN_VA_START): New.
9347 (EXPAND_BUILTIN_VA_ARG): New.
9348 * arc.c (arc_setup_incoming_varargs): Set alias set of
9350 (arc_va_start): New.
9353 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9355 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9356 (BUILD_VA_LIST_TYPE): New.
9357 (EXPAND_BUILTIN_VA_START): New.
9358 (EXPAND_BUILTIN_VA_ARG): New.
9359 * alpha.c (alpha_builtin_saveregs): Delete.
9360 (alpha_build_va_list): New.
9361 (alpha_va_start): New.
9362 (alpha_va_arg): New.
9364 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9366 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9368 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9369 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9371 * gcc.texi: More changes related to list conversion.
9372 * invoke.texi: Likewise.
9374 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9376 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9377 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9378 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9379 (stabilize_va_list): New function.
9380 (std_expand_builtin_va_start): New function.
9381 (expand_builtin_va_start): New function.
9382 (get_varargs_alias_set): New function.
9383 (std_expand_builtin_va_arg): New function.
9384 (expand_builtin_va_arg): New function.
9385 (expand_builtin_va_end): New function.
9386 (expand_builtin_va_copy): New function.
9387 (expand_builtin): Call them.
9388 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9389 __builtin_{varargs_start,stdarg_start,end,copy}.
9390 (build_va_arg): New function.
9391 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9392 (build_va_arg): Declare.
9393 * c-decl.c (ptr_type_node, va_list_type_node): New.
9394 * c-parse.gperf (__builtin_va_arg): New.
9395 * c-parse.in (VA_ARG): New token.
9396 (unary_expr): Recognize it.
9397 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9398 * expr.h (std_expand_builtin_va_start): Declare.
9399 (std_expand_builtin_va_arg): Declare.
9400 (expand_builtin_va_arg): Declare.
9401 (get_varargs_alias_set): Declare.
9402 * tree.def (VA_ARG_EXPR): New.
9403 * tree.h (BUILT_IN_VARARGS_START): New.
9404 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9405 (ptr_type_node, va_list_type_node): Declare.
9406 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9407 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9408 * m88k.h, m88k.c: Likewise.
9409 * mn10300.h, mn10300.c: Likewise.
9410 * pa.h, pa.c: Likewise.
9411 * rs6000.h, rs6000.c: Likewise.
9412 * sh.h, sh.c: Likewise.
9413 * sparc.h, sparc.c: Likewise.
9415 * emit-rtl.c (operand_subword): Copy alias set.
9416 (change_address): Likewise.
9418 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9420 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9421 not just the first one.
9423 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9425 * config/arm/arm.h (TARGET_SWITCHES): Add
9426 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9427 (TARGET_OPTIONS): Add -mpic-register=.
9428 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9429 (arm_pic_register_string): Declare.
9430 (NEED_PLT_GOT): Delete, replace with ...
9431 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9432 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9433 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9434 * config/arm/arm.c (arm_override_options): Add new option
9436 (arm_pic_register_string): New variable.
9437 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9438 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9439 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9440 (output_return_instruction): Likewise.
9441 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9442 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9443 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9445 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9446 mention of -msched-prolog. Document new options -msingle-pic-base
9447 and -mpic-register=.
9449 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9451 * haifa-sched.c (reemit_notes): Tidy.
9452 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9455 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9457 * explow.c (trunc_int_for_mode): New function.
9458 (plus_constant_wide): Use it.
9459 * combine.c (simplify_and_const_int): Likewise.
9460 (merge_outer_ops): Likewise.
9461 (simplify_shift_const): Likewise.
9462 * cse.c (simplify_unary_operation): Likewise.
9463 (simplify_binary_operation): Likewise.
9464 * emit-rtl.c (operand_subword): Likewise.
9465 * rtl.h: Declare it.
9467 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9469 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9470 (use NUM_REGS instead of NUM_INTS).
9472 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9474 * builtins.c: New file.
9475 * expr.c (saveregs_value, apply_args_value): Delete definition,
9476 moved into builtins.c.
9477 (string_constant): No longer static.
9478 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9479 apply_args_size, apply_result_size, result_vector,
9480 expand_builtin_apply_args, expand_builtin_apply,
9481 expand_builtin_return): Delete functions, moved into builtins.c.
9482 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9483 * expr.h (saveregs_value, apply_args_value): Declare variables.
9484 (expand_builtin, string_constant): Declare functions.
9485 * Makefile.in: Update to build builtin.o.
9487 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9489 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9490 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9491 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9492 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9494 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9497 1999-07-21 Michael Meissner <meissner@cygnus.com>
9499 * print-rtl.c (print_rtx): Print the names of the virtual
9502 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9504 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9505 introduced in previous delta.
9507 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9509 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9510 to avoid name clash.
9512 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9514 * c-lex.c (yylex) : Correct the test for overflow when lexing
9517 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9519 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9520 (adjust_priority): Always call ADJUST_PRIORITY.
9521 (schedule_insn): Only put insns into the ready at cost 0.
9522 (schedule_block): Remove redundant initial sort. Give clock_var
9523 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9525 * tm.texi (MD_SCHED_REORDER): Update docs.
9527 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9528 * sparc.c (ultra_reorder_called_this_block): Delete.
9529 (ultrasparc_sched_init): Don't set it.
9530 (ultrasparc_sched_reorder): Don't check it.
9532 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9534 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9535 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9536 (function_arg_boundary): Align DFmode.
9537 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9538 to get fp reg and stack overflow correct.
9539 (function_arg): Likewise.
9540 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9541 (setup_incoming_varargs): Restructure for ABI_V4; use
9542 function_arg_advance to skip final named argument.
9543 (expand_builtin_saveregs): Properly unskip the last integer arg
9544 when doing varargs. Adjust overflow location calculation.
9546 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9547 explicitly unsigned.
9548 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9549 (__VA_GP_REGSAVE): Similarly.
9550 (__va_longlong_p): Delete.
9551 (__va_arg_type_violation): New declaration.
9552 (va_arg): Restructure. Flag promotion errors. Align double.
9553 TFmode passed by reference.
9555 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9556 in the HOST_BITS_PER_WIDE_INT > 32 case.
9558 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9560 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9562 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9564 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9565 * toplev.c (documented_lang_options): Add -fpreprocessed.
9566 * cpplib.h (struct cpp_buffer): Add preprocessed.
9567 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9568 (cpp_start_read): Don't expand macros or emit an initial #line
9569 directive if -fpreprocessed.
9571 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9573 * cpplib.h (struct cpp_buffer): Added manual_pop for
9574 better C++ tokenization.
9575 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9576 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9577 * c-common.c (cpp_token): Make non-static.
9579 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9581 * c-common.h: New file.
9582 * c-common.c (permanent_obstack): Delete unused declaration.
9583 (c_global_trees): New array.
9584 (c_common_nodes_and_builtins): New function; split off common code
9585 from init_decl_processing in both c-decl.c and cp/decl.c.
9586 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9587 c_global_trees and accessor macros defined in c-common.h.
9589 * c-decl.c: Delete definitions for tree nodes that were replaced by
9591 (init_decl_processing): Build void_list_node.
9592 Call c_common_nodes_and_builtins; delete code to generate the common
9594 * objc/objc-act.c (build_module_descriptor): Rename variable
9595 void_list_node to avoid clash with c-common.h.
9597 * Makefile.in: Update dependencies.
9598 * objc/Make-lang.in: Likewise.
9600 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9602 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9603 (UNIQUE_SECTION_P): Likewise.
9604 (UNIQUE_SECTION): Likewise.
9606 1999-07-19 Linas Vepstas <linas@linas.org>
9608 * config/i370/README: New file.
9609 * config/i370/linux.h: New file.
9610 * config/i370/mvs.h: New file.
9611 * config/i370/oe.h: New file.
9612 * config/i370/t-linux: New file.
9613 * config/i370/t-mvs: New file.
9614 * config/i370/t-oe: New file.
9615 * config/i370/x-oe: New file.
9616 * config/i370/xm-linux.h: New file.
9617 * config/i370/xm-mvs.h: New file.
9618 * config/i370/xm-oe.h: New file.
9620 * i370.c (label_node_t): Add first_ref_page, label_addr,
9621 label_first_ref, label_last_ref members.
9622 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9623 (MAX_MVS_LABEL_SIZE): Define.
9624 (MAX_LONG_LABEL_SIZE): Define.
9625 (alias_node_t, alias_anchor, alias_number): New.
9626 (mvs_function_table): Reorder for EBCDIC.
9627 (ascebc, ebcasc): Unconditionally define.
9628 (i370_branch_dest, i370_branch_length): New functions.
9629 (i370_short_branch, i370_label_scan): New functions.
9630 (mvs_get_label): Renamed from mvs_add_label. Search for
9631 an existing label before creating a new one.
9632 (mvs_add_label): New function.
9633 (mvs_get_label_page): New function.
9634 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9635 over the entire list.
9636 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9637 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9638 (mvs_add_alias, mvs_need_alias): New functions.
9639 (mvs_get_alias, mvs_check_alias): New functions.
9640 (handle_pragma): New function.
9641 (mvs_function_check): New function.
9642 (unsigned_jump_follows_p): Search harder.
9643 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9644 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9645 * i370.h (TARGET_VERSION): Delete.
9646 (CPP_SPEC, CPP_PREDEFINES): Delete.
9647 (mvs_label_emitted): Delete.
9648 (TARGET_EBCDIC): Delete.
9649 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9650 (HANDLE_PRAGMA): Define.
9651 (HARD_REGNO_NREGS): Handle complex modes.
9652 (HARD_REGNO_MODE_OK): Likewise.
9653 (CLASS_MAX_NREGS): Likewise.
9654 (RET_REG): Likewise.
9655 (EXTRA_CONSTRAINT): Define.
9656 (RETURN_IN_MEMORY): True for DImode.
9657 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9658 (FUNCTION_PROFILER): Delete.
9659 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9660 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9661 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9662 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9663 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9664 (ASM_FILE_START): Add "RMODE ANY".
9665 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9666 (ASM_GLOBALIZE_LABEL): Likewise.
9667 (ASM_OUTPUT_LABELREF): Likewise.
9668 (ASM_OUTPUT_COMMON): Likewise.
9669 (PRINT_OPERAND): Handle 'K', 'W', default.
9670 (PRINT_OPERAND_ADDRESS): New.
9671 (Lots of defines): Add support for TARGET_ELF_ABI.
9672 * i370.md (attr length): New. Define for all patterns.
9673 (*): Lots of tweeks to assembly output and constraints.
9675 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9677 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9678 Disable patterns performing SImode comparisons with SImode values
9679 if TARGET_POWERPC64 and instruction does not sign-extend or does
9680 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9681 differ for signed quantities.
9682 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9683 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9684 (decrement_and_branch_on_count): Add 64-bit variant.
9686 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9688 * final.c (output_asm_insn): When searching for the matching string
9689 for a given dialect, don't run past the end of the list of
9690 alternatives if there are fewer alternatives in the template than
9693 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9695 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9696 Removed paragraph about compression of files and size limitation,
9697 duplicated in the FAQ. Use gcc-patches for posting patches.
9698 * gcc.c (main): Updated URL with bug reporting instructions to
9699 gcc.gnu.org. Removed e-mail address.
9700 * system.h (abort): Likewise.
9702 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9704 * Makefile.in (stmp-multilib-sub): Make the files extracted
9705 from $(LIBGCC1) writable.
9707 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9709 * config/arm/aout.h: Reformat for improved readability.
9711 * config/arm/arm.h: Reformat for improved readability.
9712 Replace uses of fprintf with asm_fprintf where appropriate.
9713 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9714 function declaration assembler actions.
9715 (NUM_INTS): New macro: Convert from bytes to words.
9716 (NUM_REGS): New macro: Compute number of registers required to
9717 hold a quanitity of tyep MODE.
9718 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9720 (NUM_ARG_REGS): New macro: The number of argument registers
9722 (ARG_REGISTER): New macro: Compute the register number of the Nth
9724 (LAST_ARG_REGNUM): New macro: The number of the last argument
9726 (SP_REGNUM): New macro: Register number of the stack pointer.
9727 (FP_REGNUM): New macro: Register number of the frame pointer.
9728 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9729 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9730 CUMULATIVE_ARGS so that it counts registers not bytes.
9732 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9734 Replace uses of fprintf with asm_fprintf where appropriate.
9735 (output_ascii_pseudo_op): Replace with version from thumb.c
9737 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9739 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9741 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9742 (ASM_FILE_START): Emit ASM_APP_OFF.
9744 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9746 * pa.c (compute_frame_size): Round frame according to
9747 STACK_BOUNDARY rather than a hardwired value.
9749 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9751 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9753 * configure: Rebuilt.
9755 * configure.in (hppa*-*-linux*): New configuration.
9756 * configure: Rebuilt.
9757 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9758 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9759 * pa/pa-linux.h: New file.
9760 * pa/t-linux: New file.
9761 * pa/xm-linux.h: New file.
9763 * pa.c (hppa_legitimize_address): Change references from SImode to
9764 either Pmode or word_mode as appropriate.
9765 (emit_move_sequence, store_reg, load_reg): Likewise.
9766 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9767 (output_mul_insn): Likewise.
9768 * pa.h (PROMOTE_MODE): Likewise.
9769 (INITIALZE_TRAMPOLINE): Likewise.
9770 (Pmode): Define to word_mode.
9772 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9773 value of 4. Allocate 8 bytes for each FP register save.
9774 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9776 (hppa_expand_prologue): Likewise.
9777 * pa.h (PROMOTE_MODE): Likewise.
9778 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9779 (FUNCTION_ARG_BOUNDARY): Likewise.
9781 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9783 * pa.c (out_of_line_prologue_epilogue): Delete.
9784 (override_options): Remove -mspace related code.
9785 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9786 (compute_frame_size): Only allocate space for register that
9787 actually need to be saved.
9788 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9789 (TARGET_SWITCHES): Remove -mspace, -mno-space
9790 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9791 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9792 * pa/ee.asm, pa/ee_fp.asm: Delete.
9794 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9796 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9797 directive in column zero.
9799 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9801 * m68k.c (output_function_prologue): Fix computation of save mask
9802 when generating PIC code.
9804 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9806 * tree.c (build_type_attribute_variant): Move current_obstack restore
9807 after build_qualified_type call.
9809 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9811 * configure.in: Use t-iris6, even with GNU LD.
9812 * config/mips/iris6gld.h: Fix typo in linker spec.
9813 * config/mips/t-iris6gld: Remove.
9815 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9817 * rs6000.md (insv, extzv): Remove SImode dependence in named
9818 patterns. Explicitly generate DImode RTL if PowerPC64 and
9820 (insvdi): Reverse start and size in instruction template.
9822 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9824 * invoke.texi: Typo fixes.
9826 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9828 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9829 handle at this time instead of silently generating incorrect code.
9830 (gen_imagpart): Likewise.
9832 * reload.c (find_reloads): Emit a USE for a pseudo register without
9833 a hard register if we could not create an optional reload for the
9836 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9838 * c-typeck.c (output_init_element, process_init_element):
9839 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9840 check for nameless bit fields.
9842 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9844 * regclass.c (scan_one_insn): Notice subregs that change the
9845 size of their operand.
9846 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9848 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9850 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9851 * configure: Rebuilt.
9852 * alpha/t-ieee: New file.
9854 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9856 * rs6000.c (find_addr_reg): Do not select r0 as an address
9859 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9861 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9863 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9865 * rs6000.md (movsf): Do not force easy FP constants into memory.
9867 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9868 immed_double_const to ensure they are properly truncated then
9871 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9873 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9874 always unless NO_DEBUG is used. Compile this code
9876 (replace_symbols_in_block): Compile it unconditionally.
9878 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9880 * configure.in (i?86-*-elf*): New target.
9881 * configure: Rebuilt.
9882 * i386/i386elf.h, i386/t-i386elf: New files.
9884 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9886 * toplev.c (main): Don't complain about saying -gdwarf.
9887 (rest_of_compilation): Remove redundant code.
9889 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9891 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9893 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9895 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9896 "Li960R:", to avoid name clash.
9898 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9900 * loop.c (check_dbra_loop): When reversing a loop, delete all
9901 REG_EQUAL notes referencing the reversed biv except those which are
9902 for a giv based on it.
9904 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9906 * version.c: Drop "gcc-" prefix from version #.
9908 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9910 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9911 the label if we're being verbose.
9913 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9915 * m68k.c (output_function_prologue): Add pic register to mask
9916 if live and flag_pic.
9917 (output_function_epilogue): Likewise.
9919 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9921 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9922 directives in column zero.
9924 * pa/elf.h (ASM_FILE_START): Define.
9925 * pa/som.h (ASM_FILE_START): Include .level directives.
9926 * pa/hpux10.h (ASM_FILE_START): Delete.
9927 * pa/hpux11.h (ASM_FILE_START): Delete.
9929 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9931 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9933 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9934 when reload_out equals reload_in.
9936 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9938 * invoke.texi (Spec Files): New node: Describe the contents of
9941 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9943 * invoke.texi (DEC Alpha Options): Put @end table at
9944 beginning of line, to avoid confusing texi2html.
9946 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9948 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9949 introduced in previous delta.
9951 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9953 * reload1.c (gen_reload): When synthesizing a 3 operand add
9954 sequence, improve test for when to reload OP1 into the reload
9955 register instead of OP0.
9957 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9959 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9961 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9963 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9966 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9968 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9969 (va_dcl): Use __builtin_va_alist_t.
9971 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9973 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9974 on the permanent_obstack.
9975 * dwarfout.c (output_type): Likewise.
9977 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9979 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9980 Merged from c-typeck.c and cp/typeck.c.
9981 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9982 Merged into c-common.
9984 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9986 * c-lex.c (errorcount): Declare it.
9987 (finish_parse): Update errorcount when using CPPLIB.
9989 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9991 * fixinc/inclhack.def(end_else_label): Double the backslash so
9992 sed gets a chance to see it.
9993 * fixinc/inclhack.sh: regen
9994 * fixinc/fixincl.x: regen
9996 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9998 Add framework to support armv5 architecture when it becomes
10001 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10002 (arm_arch5): New variable.
10003 (all_architectures): Add armv5 line.
10004 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10005 -march=armv5 is specified on the command line.
10006 (arm_arch5): Export this variable.
10007 * invoke.texi: Document new string accepted by -march= switch for
10010 * config/arm/arm.h: Replace use of constant 12 as a register
10011 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10012 * config/arm/arm.c: Replace use of constant 12 as a register
10013 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10015 * config/arm/elf.h: Tidy up.
10016 * config/arm/coff.h: Tidy up.
10018 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10020 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10021 * gcc/config/mips/t-iris6gld: New file.
10022 * gcc/config/mips/iris6gld.h: Likewise.
10024 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10026 * c-decl.c (widest_integer_literal_type_node,
10027 widest_unsigned_literal_type) : New.
10028 (init_decl_processing): Handle/use the two new types.
10029 * c-common.c (type_for_size,type_for_mode) : Same.
10030 * c-lex.c (yylex) : Same.
10031 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10033 * c-tree.h (widest_integer_literal_type_node,
10034 widest_unsigned_literal_type) : New.
10036 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10038 * dwarfout.c (field_byte_offset): Correctly compute the object's
10039 byte offset for the first bit of a field which crosses an alignment
10040 boundary on a !BYTES_BIG_ENDIAN target.
10042 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10044 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10047 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10048 Jeff Law <law@cygnus.com>
10050 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10053 * except.c: Include intl.h.
10054 (expand_eh_return): Set current_function_cannot_inline.
10055 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10056 * function.h (struct function): Add eh_return_stub_label.
10057 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10058 * Makefile.in (except.o): Depend on intl.h.
10060 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10062 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10063 same as offsettable in cases 1 and 2.
10065 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10067 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10068 (extlh, extwh): Likewise.
10070 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10072 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10074 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10076 * configure.in: Add arm-pe and thumb-pe targets.
10077 * configure: Regenerate.
10079 * thumb.c (arm_naked_function_p): New function: Determines if
10080 a function is naked (has no gcc generated prologue/epilogue).
10081 (is_called_in_ARM_mode): Return true if the func has the
10082 interfacearm attribute.
10083 (output_return): Do not generate a return for naked functions.
10084 (thumb_function_prologue): Do not generate a prologue for
10086 (thumb_expand_prologue): Do not generate a prologue for naked
10088 (thumb_expand_epilogue): Do not generate an epilogue for naked
10090 (arm_valid_machine_decl_attribute): New function, copied from
10091 arm.c: Permit naked and interfacearm attributes.
10093 * config/arm/pe.c: New file: Support code for arm-pe target.
10094 * config/arm/pe.h: New file: Header file for arm-pe target.
10095 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10096 * config/arm/t-thumb-pe: New file: Makefile fragment for
10099 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10101 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10102 -fPIC or -fpic is specified.
10104 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10106 * expr.c (emit_block_move): Use copy_to_mode_reg for
10107 !TARGET_MEM_FUNCTIONS case too.
10109 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10111 * configure: Rebuilt.
10112 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10113 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10114 definitions made redundant by dbxelf.h inclusion. Delete
10115 lots of definitions related to assembly output that are
10116 specific to the SOM object format.
10117 * pa.c (output_function_prologue): Do not emit the function's
10119 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10120 * pa-pro.h: Deleted.
10121 * som.h: New file with SOM specific definitions.
10122 * elf.h: New file with ELF specific definitions.
10124 * elfos.h (const_section): Output a tab before assembler directives.
10125 (ctors_section, dtors_section): Likewise.
10126 (ASM_OUTPUT_SECTION_NAME): Likewise.
10128 * pa/pa1.h: Delete unused file.
10130 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10132 * configure.in (hppa*-hp-hpux11*): New configuration.
10133 * configure: Rebuilt.
10134 * pa/pa-hpux11.h: New file.
10135 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10138 * mips.md (leasi, leadi): New patterns.
10140 * expr.c (emit_block_move): Properly handle case where one of the
10141 block move arguments has a queued increment or decrement.
10142 (clear_storage): Similarly. Fix formatting goof.
10144 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10146 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10147 semicolon from the BSD VA_LIST replacement expression.
10149 * fixinc/inclhack.sh: regen
10150 * fixinc/fixincl.x: regen
10152 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10153 now use the fixincl program.
10155 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10157 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10158 case. Also make the PIC register call_used.
10160 * m68k.h (FINALIZE_PIC): Delete.
10161 * m68k.c (finalize_pic): Delete.
10163 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10165 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10168 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10170 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10172 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10174 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10176 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10178 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10180 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10182 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10184 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10186 * rs6000.c (output_toc): Always use hex values for floating-point
10187 constants. Store single-precision values in upper-half of TOC
10188 entry in 64-bit mode.
10189 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10190 to final constraints.
10191 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10192 (fctiwz): Improve accuracy of RTL for pattern.
10194 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10196 * expr.c (expand_expr): Allow RTL_EXPR's through the
10197 MAX_INTEGER_COMPUTATION_MODE checks.
10199 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10201 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10202 such that MASK_SUPPORT_ARCH is not negative.
10204 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10206 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10207 ADDR_DIFF_VEC insns that appear inside loops.
10209 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10210 Jeff Law <law@cygnus.com>
10212 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10213 Handle LO_SUM the same as offsettable in cases 1 and 2.
10214 * rs6000.c (find_addr_reg): Revert previous patch.
10216 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10218 * system.h (strstr): New external function declaration.
10219 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10220 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10221 * config.in, configure: Rebuilt.
10223 1999-06-24 Tom Tromey <tromey@cygnus.com>
10225 * gcc.c (main): Read user-specified specs files after computing
10226 additional startfile_prefixes.
10228 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10230 Revert these two patches:
10232 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10233 * loop.c (strength_reduce): When doing biv->giv conversion, update
10234 reg note of NEXT->insn.
10236 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10237 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10239 (recombine_givs): Set ix field after sorting.
10241 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10243 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10244 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10246 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10248 *fixinc/inclhack.def: Add fix development commentary
10249 (read_ret_type): reactivate and add selection clause
10250 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10251 *fixinc/{fixincl.x|inclhack.sh}: regen
10253 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10255 * expr.c (expand_expr): STRIP_NOPS before checking against
10256 MAX_INTEGER_COMPUTATION_MODE
10257 (check_max_integer_computation_mode): Likewise.
10259 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10261 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10263 1999-06-22 Jim Wilson <wilson@cygnus.com>
10265 * expr.c (store_expr): When target is a promoted subreg, return a
10266 promoted subreg as a result.
10268 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10270 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10272 (dwarf2out_define): Mark unused parameters appropriately.
10273 (gen_unspecified_parameters_die): Ditto.
10274 (gen_subprogram_die): Fix signed/unsigned warnings.
10275 (gen_variable_die): Ditto.
10277 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10279 * fixinc/inclhack.def(end_else_label): combined else_label
10280 and endif_label and fixed the sed expression.
10281 *fixinc/{fixincl.x|inclhack.sh}: regen
10283 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10285 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10286 'x' when handling non-offsettable addresses
10288 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10290 * final.c (shorten_branches): Don't try to split an insn that has
10293 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10295 * config/mips/mips.c (symbolic_expression_p): New function.
10296 (mips_select_rtx_section): Put symbolic expressions in the
10297 data section, not the read-only data section.
10299 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10301 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10303 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10305 * collect2.c (main): Log frame table count.
10306 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10307 (scan_prog_file) [COFF]: Handle frame tables.
10309 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10310 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10311 * alpha/elf.h: Undef them again.
10312 * alpha/vms.h: Remove their definitions.
10314 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10316 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10317 remove the clobber of r0 and change the REG_UNUSED note to
10320 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10322 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10323 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10324 fits in HOST_WIDE_INT and one uses union to access a long constant
10327 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10329 * sparc.c (sparc_override_options): Don't allow profiling for
10330 code models other than medlow.
10331 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10332 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10333 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10334 (sparc_block_profiler): Likewise.
10335 (sparc_function_block_profiler_exit): Likewise.
10336 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10337 (FUNCTION_BLOCK_PROFILER): Likewise.
10338 (BLOCK_PROFILER): Likewise.
10339 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10340 (MCOUNT_FUNCTION): New.
10341 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10342 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10343 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10344 (MCOUNT_FUNCTION): New.
10345 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10346 (BLOCK_PROFILER): Delete.
10347 (MCOUNT_FUNCTION): New.
10349 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10351 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10353 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10355 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10358 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10361 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10364 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10367 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10369 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10372 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10374 * i386/djgpp.h (LIB_SPEC): New.
10375 (STARTFILE_SPEC): New.
10377 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10379 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10381 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10384 * system.h (WSTOPSIG): New macro.
10386 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10388 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10390 (insert_pack_attributes): Take into account member natural
10393 * i386/winnt.c (exports_head): New static variable.
10394 (i386_pe_record_exported_symbol): New function.
10395 (i386_pe_asm_file_end): Use.
10396 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10397 symbols to be emitted at end of assembly.
10398 (ASM_DECLARE_OBJECT_NAME): Likewise.
10399 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10401 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10404 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10406 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10409 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10411 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10412 zapping reg_last_uses directly.
10413 (sched_analyze_2, sched_analyze_insn): Likewise.
10414 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10416 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10418 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10419 attributes for cases 1 and 2.
10421 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10423 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10426 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10428 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10430 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10432 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10433 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10434 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10435 must be stacked if it is used for PIC accesses.
10436 * arm.c (use_return_insn): Handle PIC register specially.
10437 (output_return_instruction): Likewise.
10438 (output_func_{prologue,epilogue}): Likewise.
10439 (output_expand_prologue): Likewise.
10441 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10442 (*strsi_predec): Renamed from *strqi_predec.
10443 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10444 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10446 * arm.c (arm_override_options): Remove warning about PIC code
10447 not being supported.
10449 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10451 * rs6000.c (find_addr_reg): New function.
10452 * rs6000.h (find_addr_reg): Declare.
10453 (offsettable_addr_operand): Delete.
10454 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10455 from and stores to GPRs.
10457 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10459 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10460 gen_sequence as argument to emit_no_conflict_block.
10462 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10464 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10465 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10466 *fixinc/fixincl.x: regen
10467 *fixinc/inclhack.sh: regen
10469 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10471 * added support for -mpcrel (PC relative addressing for m68k)
10472 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10473 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10474 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10475 (comments for general_src_operand): Add some explanation
10476 about EXTRA_CONSTRAINTS.
10477 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10478 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10479 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10480 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10481 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10482 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10483 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10484 if not already set.
10485 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10486 * m68k.h (TARGET_PCREL): New target flag.
10487 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10488 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10489 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10490 contains a SYMBOL_REF. Relax this constraint during reload, since
10491 we want to use the predicates, not reload's built-in concept of a
10492 valid memory address, to control what insns need reloading.
10493 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10494 operands (essentially 'g', 'm', and 's' under normal circumstances).
10495 * m68k.c (print_operand): Cause printing of pc-relative addresses
10496 to include pc register.
10497 (print_operand_address): Ditto.
10498 (general_src_operand): Accept operands that are not only
10499 general_operands, but are also valid when used as a pc-relative
10501 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10502 (memory_src_operand): Similar, for memory_operands.
10503 (pcrel_address): New predicate to accept the special case of a
10504 pc-relative address.
10505 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10506 QImode insns to accept *_src_operand instead of *_operand where
10507 pc-relative operands can fit. For example, a pc-relative operand
10508 can be used as a memory source operand for addsi3, but not as a
10509 memory destination.
10510 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10512 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10514 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10515 .thumb_set pseudo op to mark aliases of thumb functions.
10517 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10519 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10520 preference to ASM_OUTPUT_DEF, if it is defined.
10522 * tm.texi: Document new, optional target macro
10523 ASM_OUTPUT_DEF_FROM_DECLS.
10525 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10527 * fixincludes: ISCNTL patch
10528 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10529 (dgux_int_varargs): new for DG/UX
10530 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10532 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10534 * invoke.texi (ia32 options): Fix typo.
10536 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10538 * loop.c (strength_reduce): When doing biv->giv conversion, update
10539 reg note of NEXT->insn.
10541 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10543 * loop.c (move_movables): Note issues with replacing REGs with
10545 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10547 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10549 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10551 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10552 the reference to `mcount' was not correct for the ELF on FreeBSD.
10554 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10556 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10559 (recombine_givs): Set ix field after sorting.
10561 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10563 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10564 to safe to extract a subword out of a REG.
10566 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10568 * sh.md (mulsi3): Don't add a no-op move at the end.
10570 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10572 * cse.c (cse_insn): Don't put hard register source into tables for
10573 the last insn of a libcall.
10575 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10577 * loop.c (strength_reduce): Insert sets of derived givs at every
10578 biv increment, even if it's the only one.
10580 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10582 * dwarfout.c (add_incomplete_type): New fn.
10583 (output_type): Call it.
10584 (retry_incomplete_types): New fn.
10585 (dwarfout_finish): Call it.
10587 From Eric Raskin <ehr@listworks.com>:
10588 (output_type): Output types for bases.
10590 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10592 * mips.c (mips_output_conditional_branch): Add `break'
10593 between `default' label and `close braces'.
10595 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10597 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10598 specifications and make it realistic.
10599 (LIB_SPEC): Likewise.
10601 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10603 * config/mips/mips.c (mips_secondary_reload_class): Check for
10604 (PLUS (SP) (REG)) and return appropriate register class.
10605 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10606 Handle (PLUS (SP) (REG)).
10607 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10608 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10609 of emit_insn for tablejump.
10611 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10613 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10614 asm_fprintf format string by itself.
10615 (output_function_profiler): Likewise.
10617 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10619 * combine.c (simplify_logical, case AND): Only call
10620 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10621 or the constant is positive.
10623 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10625 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10626 * configure: Regenerate.
10628 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10630 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10631 require a sub-version #.
10632 * configure: Rebuilt.
10634 1999-06-14 Robert Lipe (robertlipe@usa.net)
10636 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10638 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10640 * c-typeck.c (process_init_element): Detect excess elements in
10641 char array initializer.
10643 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10645 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10647 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10649 * invoke.texi (Option Summary): Add -fpermissive flag.
10651 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10653 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10654 that require PIC code sequences.
10656 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10658 * configure.in: Add new target: thumb-elf.
10659 * configure: Regenerate.
10660 * config/arm/t-thumb-elf: New file: Makefile fragment for
10662 * config/arm/telf.h: New file: Header file for thumb-elf
10665 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10667 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10668 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10669 initializers is some circumstances.
10671 * fixinc/inclhack.def (endif_label): Add additional selector for
10672 more bogus stuff after #endif statements.
10673 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10675 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10677 * i386/cygwin.h (SET_ASM_OP): Define.
10679 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10681 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10683 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10685 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10688 * sh.md (ic_invalidate_line_i): Remove second alternative.
10690 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10692 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10693 test for the presence of valid prototypes. Delete bypass expr.
10694 (ioctl_fix_ctrl): Correct the selection expression.
10695 (no_double_slash): Correct quoting rules
10696 *fixinc/fixincl.x: regen
10697 *fixinc/inclhack.sh: regen
10699 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10701 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10703 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10705 * rs6000.md (movsi_got_internal_mem): Delete.
10706 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10707 (GOT_TOC_REGNUM): Delete.
10708 (PIC_OFFSET_TABLE_REGNUM): Define.
10709 (FINALIZE_PIC): Disable.
10710 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10711 (rs6000_replace_regno): Delete.
10712 (rs6000_finalize_pic): Likewise.
10713 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10715 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10717 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10718 is a note; use <= for the compare; advance P while it is
10721 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10723 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10724 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10726 * varasm.c (remove_from_pending_weak_list): Verify t->name
10727 is non-NULL before passing it to strcmp.
10729 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10731 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10732 the typed arguments are not part of a comment
10733 (ioctl_fix_ctrl): Added a purpose comment
10734 *fixinc/fixincl.x: regenerate
10735 *fixinc/inclhack.sh: regenerate
10737 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10739 * invoke.texi: Add C4x invocation docs.
10741 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10743 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10745 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10747 (c4x_legitimize_reload_address): New function.
10748 * config/c4x/c4x.md: Update docs.
10750 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10752 * fixincludes: Avoid removing '.'.
10753 * fixinc/fixinc.svr4: Likewise.
10754 * fixinc/fixinc.winnt: Likewise.
10755 * fixinc/inclhack.tpl: Likewise.
10756 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10758 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10760 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10762 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10764 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10766 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10769 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10771 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10772 * configure: Regenerate.
10774 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10776 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10779 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10781 * fixinc/inclhack.def (avoid_bool): Also catch
10782 "typedef [unsigned] int bool".
10783 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10785 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10786 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10787 * configure: Rebuilt.
10789 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10791 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10792 such that we can override its definitions if necessary.
10793 (CPP_SPEC): New define. Support processor specific predefines via
10795 (CC1_SPEC): New define. Support processor specific compiler
10796 options via %(cc1_cpu).
10797 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10800 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10802 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10803 between sed's -e flag, and the open-quote following it.
10804 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10806 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10807 Jeffrey A Law (law@cygnus.com)
10809 * varasm.c (assemble_start_function): Remove the function
10810 from the pending weak decls list when we define a function.
10811 (assemble_variable): Similarly for variables.
10812 (weak_finish): Ignore items on the list with a NULL name.
10813 (remove_from_ending_weak_list); New function to "remove" an item
10814 from the pending weak declarations list.
10816 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10818 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10820 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10822 * c-lex.c (GETC): Redefine to call getch.
10823 (UNGETC): Redefine to call put_back.
10824 (putback_buffer): New structure type.
10825 (putback): New static structure.
10826 (getch): New function.
10827 (put_back): New function.
10828 (yylex): Replace unused bytes from bad multibyte character.
10830 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10832 * cpplib.c (do_define): Cast `alloca' return value.
10833 (do_include, do_undef, do_pragma): Likewise.
10834 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10836 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10837 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10839 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10841 * sparc.md (abstf2): This should be an expand.
10842 (split after abstf2_notv9): Fix mode.
10843 (abstf2_hq_v9): New pattern.
10844 (abstf2_v9): Only use when no hard quad.
10845 (absdf2_v9): Fix if target is not the same as source.
10846 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10847 Add correct output constraints.
10849 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10851 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10852 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10854 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10856 * mips.h (mips_output_conditional_branch): New function.
10857 (mips_adjust_insn_length): Likewise.
10858 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10859 (ADJUST_INSN_LENGTH): Likewise.
10860 * mips.c (print_operand): Add `F' and `W' for floating-point
10861 comparison opcodes.
10862 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10864 (mips_adjust_insn_length): New function.
10865 (mips_output_conditional_branch): New function.
10866 * mips.md (length): Adjust attribute definition to handle
10867 conditional branches. Change lengths to bytes, rather than
10868 instructions throughout. Remove length attribute from
10869 instructions whose length is four bytes, and rely on the default
10871 (dslot): Fix typo in comment.
10872 Reword conditional branch patterns to use
10873 mips_output_conditional_branch.
10875 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10877 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10878 (LIB_SPEC): Likewise.
10879 Link with -lprof1_r for -g/-pg.
10881 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10883 * loop.c (check_dbra_loop): Fix change of Jan 19.
10885 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10887 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10888 (STARTFILE_SPEC): Define, override the svr4.h version.
10889 (ENDFILE_SPEC): Likewise.
10891 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10893 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10894 * fixinc/fixincl.x: Regenerated.
10895 * fixinc/inclhack.sh: Regenerated.
10897 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10899 * sh.c (barrier_align): Don't return early for normal branch/barrier
10900 when optimizing for SH2.
10902 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10904 * i386/udk.h (LINK_SPEC): Correct linker search path for
10907 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10909 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10910 (braf_label_ref_operand): Delete.
10911 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10912 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10913 label_ref, and has no predicate.
10914 The patten has a predicate to guard against invalid substitutions.
10915 (dummy_jump): Delete.
10916 (casesi): Update use of casesi_jump_2.
10918 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10920 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10921 *fixinc/fixincl.x: regenerate
10922 *fixinc/inclhack.sh: regenerate
10924 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10926 * dwarf2out.c (add_incomplete_type): New fn.
10927 (gen_struct_or_union_type_die): Call it.
10928 (retry_incomplete_types): New fn.
10929 (dwarf2out_finish): Call it.
10931 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10933 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10934 current block starts with a CODE_LABEL and ends with a CALL and
10935 we can not find all the argument setup instructions for the CALL.
10937 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10939 Revert this change:
10940 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10941 something is a candidate for optimize_bit_field_compare.
10943 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10945 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10947 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10949 * alpha.c (override_options): Thinko in last patch.
10951 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10952 (LIB_SPEC): Recognize -pthread.
10954 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10956 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10957 definition in config/arm/coff.h
10958 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10960 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10962 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10963 fixes that need "file=xxx\n" prepended before invocation
10964 (start_fixer - new): starting the fixer process is complex enough
10965 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10966 (process): uses the new routine; omit usage of putenv()
10967 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10968 * fixinc/fixincl.x: regenerate
10970 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10972 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10973 and version #s (1.1 -> 2.96) as needed.
10974 * README.g77: Kill way out of date file in the toplevel directory.
10976 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10978 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10979 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10980 * configure: Rebuilt.
10981 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10982 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10983 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10984 (SWITCH_TAKES_ARG): Likewise.
10985 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10986 * config/t-freebsd: Moved from config/i386/ so it can used for all
10989 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10991 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10993 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10995 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10996 * configure: Rebuilt.
10998 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11000 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11001 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11002 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11003 (rs6000_output_load_toc_table): Same.
11004 (output_prolog, output_mi_thunk): Same.
11005 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11006 (ASM_GLOBALIZE_LABEL): Use putc.
11008 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11010 * alpha.md (reload_*_help): New patterns and splitters.
11011 (reload_*): Use them.
11012 (mov[qh]i): Likewise.
11014 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11016 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11019 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11021 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11023 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11025 * flow.c (mark_regs_live_at_end, insn_dead_p,
11026 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11027 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11028 hasn't run or the frame pointer is needed.
11029 * haifa-sched.c (attach_deaths): Likewise.
11030 * sched.c (attach_deaths): Likewise.
11032 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11034 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11035 calculate_can_reach_end returns nonzero.
11037 * configure.in (native gas tests): Search for an assembler in the
11038 same manner that the installed compiler will.
11039 * configure: Rebuilt.
11040 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11042 * alias.c (find_base_term): Improve handling of addresses
11043 constructed from binary operations.
11045 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11047 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11049 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11051 * function.h (cleanup_label, frame_offset): Declare.
11052 (tail_recursion_label, tail_recursion_reentry): Likewise.
11053 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11054 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11055 (tail_recursion_label, tail_recursion_reentry): Likewise.
11056 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11058 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11060 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11062 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11063 (MAX_OFILE_ALIGNMENT): Define.
11065 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11067 * fixincl.c: Replace local include scheme with #includes of
11068 gansidecl.h and system.h.
11069 * procopen.c: Likewise.
11070 * server.c: Likewise.
11072 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11074 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11075 (crti.o): Add build rule and dependencies.
11076 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11078 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11080 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11081 (LIB_LINUX_SPEC): Likewise.
11082 (LIB_LINUX_SPEC): Add support for -pthread
11083 (CPP_OS_LINUX_SPEC): Likewise.
11084 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11087 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11089 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11091 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11092 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11093 for IEEE math and CC_FCOMI.
11094 (put_jump_code): No IEEE if CC_FCOMI is set.
11096 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11098 * fold-const.c (fold_truthop): Make the field reference unsigned
11099 when converting a single bit compare.
11101 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11103 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11105 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11107 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11108 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11111 * reload.c (push_reload): Do not call remove_address_replacements
11112 when presented with identical optional reloads.
11114 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11116 * alpha.h (MASK_FIX, TARGET_FIX): New.
11117 (MASK_*): Reorganize constants.
11118 (CPP_AM_FIX_SPEC): New.
11119 (TARGET_SWITCHES): Add FIX.
11120 (EXTRA_SPECS): Likewise.
11121 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11122 (SECONDARY_MEMORY_NEEDED): Likewise.
11123 (REGISTER_MOVE_COST): Likewise.
11124 * alpha.c (override_options): Add FIX support. Always use
11125 ALPHA_TP_PROG for ev6.
11126 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11127 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11128 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11130 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11132 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11133 something is a candidate for optimize_bit_field_compare.
11135 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11137 * gcc.texi (Passes): Document branch-shortening.
11138 * invoke.texi (Debugging Options): Document the fact that `-dp'
11139 outputs length information for instructions.
11141 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11143 * flow.c: Revert previous delta.
11145 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11147 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11148 FRAME_POINTER_REGNUM.
11149 (mark_set_1): Ditto.
11150 (mark_used_regs): Ditto.
11152 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11154 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11155 (GOT_PCREL): New macro. Define to 1 if not already defined.
11156 * arm/elf.h (GOT_PCREL): Define to 0.
11157 * arm.c (arm_finalize_pic): Take into account the setting of
11160 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11162 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11163 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11165 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11166 store elimination candidates.
11168 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11170 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11173 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11175 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11176 Add use of x-aix41-gld.
11178 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11180 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11181 (ASM_OUTPUT_DESTRUCTOR): Define.
11183 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11185 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11186 last CODE_LABEL in a loop if we have previously passed a jump
11187 to the top of the loop.
11189 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11191 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11192 applying Philip's patch.
11194 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11196 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11199 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11201 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11203 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11205 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11206 Also remove a useless comment.
11208 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11210 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11212 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11214 * collect2.c (main): Only generate import or export file and add
11215 to link arguments if non-empty. Use xmalloc not alloca.
11216 (write_{export,import}_file): Delete.
11217 (write_aix_file): New function.
11218 (locatelib): Use xmalloc not malloc.
11219 (GCC_OK_SYMBOL): Do not check type if aix64.
11221 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11223 Based on patch by Scott Bambrough and Pat Beirne:
11224 * config/arm/arm.c (making_const_table): New variable.
11225 * config/arm/arm.h (making_const_table): Declare.
11226 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11228 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11229 Keep track of when we are building the constant table.
11231 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11233 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11236 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11238 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11241 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11243 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11246 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11248 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11250 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11252 * rs6000.c (output_mi_thunk): Enable full support again.
11254 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11256 * sh.h (BRANCH_COST): Define.
11258 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11260 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11262 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11264 * function.c (assign_stack_local): Align stack slot propertly.
11265 (assign_outer_stack_local): Likewise.
11267 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11269 * expr.h (lang_expand_constant): Declare.
11270 * toplev.c (lang_expand_constant): Define it.
11271 * varasm.c (output_constant): Use it.
11273 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11275 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11276 Change function definitions to K&R style.
11278 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11280 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11282 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11284 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11285 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11286 (several places): omit static initialization
11287 (process): use single fd, since only the read fd is used
11288 * fixinc/gnu-regex.c: define 'const' away, if not supported
11289 * fixinc/procopen.c(several places): omit static initialization
11290 * fixinc/server.c: define 'volitile' away, if not supported
11292 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11294 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11295 asm_fprintf and %L to generate the label name.
11296 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11297 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11299 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11301 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11302 insn for a conditional jump can not be found.
11304 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11306 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11307 on variables in specific sections other than .sbss and .sdata.
11309 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11311 * stmt.c (expand_return): Call start_cleanup_deferral and
11312 end_cleanup_deferral around conditional code.
11314 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11316 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11317 filename lists. Utilizes new "krstr" AutoGen function.
11318 * fixinc/fixincl.x: Rebuilt.
11320 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11322 * i386.c (output_float_compare): Avoid GNU-C extensions.
11324 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11326 * version.c: Bump to distinguish mainline tree from the
11329 See ChangeLog.1 for earlier changes.
11332 add-log-time-format: current-time-string