1 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
3 * bitmap.h (BITMAP_XFREE): New.
4 * flow.c (life_analysis): Use it.
5 (life_analysis_1): Free blocks.
7 * combine.c (undo_commit): New.
8 (try_combine): Use it. Don't zap undobuf.undos.
9 (combine_instructions): Don't zap undobuf.undos; free the
12 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
14 * stmt.c (cost_table_): New.
15 (estimate_case_costs): Use it instead of xmalloc.
17 * toplev.c (compile_file): Reuse dumpname memory instead
20 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
22 * reg-stack.c (convert_regs_1): Initialize target_stack->top
23 after verifying an EH edge.
25 * haifa-sched.c (init_rgn_data_dependences): Correctly
26 size bb_pending_lists_length when zeroing.
28 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
30 * function.c (diddle_return_value): New.
31 (expand_function_end): Use it.
32 * stmt.c (expand_null_return): Likewise.
33 (expand_value_return): Likewise.
35 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
37 * reload1.c (reload): Don't remove return value clobbers.
39 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
41 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
43 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
45 * cse.c (cse_main): Use xmalloc, not alloca.
46 (cse_basic_block): Likewise.
47 * local-alloc.c (local_alloc): Likewise.
49 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
50 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
52 * rtl.c: Include toplev.h.
53 (fatal): Remove declaration.
55 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
57 * haifa-sched.c (schedule_block): Fix thinko.
59 1999-11-03 James McKelvey <mckelvey@fafnir.com>
61 * fixinc/fixincl.c(create_file): Allow for systems that do not have
64 1999-11-03 Philippe De Muyter <phdm@macqel.be>
66 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
67 call `malloc' instead.
69 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
71 * flags.h (flag_renumber_insns): Declare.
72 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
74 * rtl.h (renumber_insns): Change prototype.
75 * toplev.c (flag_renumber_insns): Define.
76 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
78 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
80 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
81 and fpsqrtd. Use them and create fdiv function unit to more
82 accurately represent fpu sqrt pipeline semantics on UltraSparc.
83 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
85 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
87 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
89 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
90 insn into ready list, do not use just a raw swap.
92 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
94 * rtl.h (renumber_insns): New function.
95 (remove_unnecessary_notes): Likewise.
96 * emit-rtl.c (renumber_insns): Define.
97 (remove_unncessary_notes): Likewise.
98 * toplev.c (rest_of_compilation): Remove dead code.
99 Use renumber_insns and remove_unncessary_notes.
101 * gcse.c (struct null_pointer_info): New type.
102 (get_bitmap_width): New function.
103 (current_block): Remove.
104 (nonnull_local): Likewise.
105 (nonnull_killed): Likewise.
106 (invalidate_nonnull_info): Take a null_pointer_info as input.
107 (delete_null_pointer_checks_1): New function.
108 (delete_null_pointer_checks): Use it.
110 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
111 (split_edges): Likewise.
112 (schedule_block): Likewise.
113 (compute_block_backward_dependencies): Likewise.
114 (schedule_region): Likewise.
115 (schedule_insns): Likewise.
117 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
119 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
120 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
121 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
122 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
123 * jump.c (delete_unreferenced_labels): Don't delete if
124 LABEL_ALTERNATE_NAME is set.
125 * print-rtl.c (print_rtx): Dump alternate name.
126 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
127 * rtl.h (LABEL_ALTERNATE_NAME): Define.
128 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
129 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
131 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
133 * fix-header.c (recognized_extern, recognized_function): Constify
136 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
137 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
138 (compute_available): Remove unused variable `last'.
139 (compute_nearerout): Remove unused variable `temp_bitmap'.
140 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
141 Remove unused variable `x'.
143 * scan.h (recognized_function, recognized_extern): Constify a
146 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
148 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
150 * varasm.c (decode_rtx_const): Use XSTR to access the string
153 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
155 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
157 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
159 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
161 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
163 * pa.c (ireg_operand): New function.
164 * pa.h (PREDICATE_CODES): Handle ireg_operand.
165 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
166 Fix out of date comment.
168 * pa.md (negdi2): Turn into expander + anonymous pattern.
170 * reload.c (find_reloads): Fix typos in recent change.
172 * dwarf2out.c: Do not include ctype.h.
174 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
176 * regclass.c (record_reg_classes): Always use may_move_cost when
177 seeing how operand fits with various register classes.
179 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
181 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
182 * toplev.c: Revert Nov 1 13:22 change.
184 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
186 * config/pa/pa.md (height reduction patterns): Add checks for
187 overlapping operands to avoid semantic-destroying splits for
188 height reduction patterns.
190 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
192 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
193 have been an hyphen, fixed.
194 * configure: Rebuilt.
196 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
198 * config/arm/tpe.h: Add prototypes for exported functions.
199 * config/arm/pe.c: Fix compile time warnings.
200 * config/arm/semi.h: Fix compile time warnings.
201 * config/arm/arm.c: Fix compile time warnings.
202 * config/arm/arm.h: Fix compile time warnings.
203 * config/arm/arm.md: Fix compile time warnings.
204 * config/arm/thumb.c: Fix compile time warnings.
205 * config/arm/thumb.h: Fix compile time warnings.
206 * config/arm/thumb.md: Fix compile time warnings.
208 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
210 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
213 * unroll.c (unroll_loop): Remove LOOP notes when loop is
216 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
218 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
220 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
222 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
223 * rtl.h (rtx_equal_p): Move prototype.
224 * rtl.c (rtx_equal_function_value_matters): Move from
226 (rtx_equal_p): Likewise.
227 * rtlanal.c (rtx_equal_function_value_matters): Delete.
228 (rtx_equal_p): Likewise.
230 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
232 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
235 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
237 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
239 * pa.h (ADDR_VEC_ALIGN): Define.
241 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
242 notes when presented with "if (foo) break; end_of_loop" and
243 the break sequence gets moved out of the loop.
245 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
246 Remove explicit zero initializations of entries within MAP.
248 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
250 * reg-stack.c (convert_regs_1): Handle EH edges specially.
252 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
254 * bitmap.h (BITMAP_XMALLOC): New macro.
255 * flow.c (CLEAN_ALLOCA): Remove.
256 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
257 (life_analysis): Likewise.
258 (update_life_info): Don't use CLEAN_ALLOCA.
259 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
260 (calculate_global_regs_live): Likewise.
261 (print_rtl_with_bb): Likewise.
262 (verify_flow_info): Likewise.
263 * global.c (global_alloc): Likewise.
264 (global_conflicts): Likewise.
265 * integrate.c (save_for_inline_nocopy): Likewise.
266 (expand_inline_function): Likewise.
267 * jump.c (jump_optimize_1): Likewise.
268 (duplicate_loop_exit_test): Likewise.
269 (thread_jumps): Likewise.
270 * loop.c (loop_optimize): Likewise.
271 (combine_givs): Likewise.
272 (recombine_givs): Likewise.
273 * reorg.c (dbr_schedule): Likewise.
274 * unroll.c (unroll_loop): Likewise.
276 * combine.c (combine_instructions): Use xmalloc instead of alloca.
278 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
280 * toplev.c (rest_of_compilation): Don't optimize the CFG
281 when rebuilding, just before dbr.
283 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
285 * output.h (assemble_end_function, assemble_destructor,
286 assemble_constructor, assemble_gc_entry, assemble_global,
287 assemble_label, output_constant_pool) Constify a char*.
289 * varasm.c (assemble_destructor, assemble_constructor,
290 assemble_gc_entry, assemble_end_function, assemble_global,
291 assemble_label, output_constant_pool): Likewise.
293 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
295 * config/arm/thumb.c (thumb_expand_prologue): Add comments
296 explaining what is goin on in this function.
298 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
300 * regclass.c (record_reg_classes): In matching case, recompute
301 costs since the direction of movement is different.
303 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
305 * resource.c (mark_target_live_regs): For unconditional branches,
306 the resources found at the branch target should be added to the
307 resources found so far, not intersected.
309 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
311 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
313 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
314 (sys/mman.h): Include this file only if #HAVE_MMAP.
315 (run_compiles): Initialize `esac_fmt' with one old KR string, not
316 with automatically concatenated ANSI strings.
318 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
320 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
321 (DIV_ROUND_UP): Robustify.
322 (ggc_recalculate_in_use_p): New function.
323 (release_pages): Don't inline it.
324 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
326 (ggc_pop_context): Use ggc_recalculate_in_use_p.
327 (clear_marks): Always save in_use_p.
328 (sweep_pages): Use ggc_recalculate_in_use_p.
329 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
330 Release pages before counting statistics.
332 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
334 * toplev.c (rest_of_compilation): Fix thinko in this change:
336 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
338 (rest_of_compilation): If inside an inlined external function,
339 pretend we are just being declared.
341 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
343 * flow.c (calculate_global_regs_live): Fix thinko.
345 * integrate.c (expand_inline_function): Fix bugs in previous
346 change from Oct 28, 1999.
348 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
350 * stmt.c (expand_value_return): Fix typo in this change:
352 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
353 (expand_value_return): Correctly convert VAL when promoting function
354 return; support RETURN_REG being a PARALLEL.
356 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
358 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
360 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
362 * hard-reg-set.h (reg_names): Constify a char*.
364 * regclass.c (reg_names): Likewise.
366 * regs.h (reg_names): Likewise
368 * a29k/a29k.c (reg_names): Delete declaration.
370 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
372 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
373 arc_output_function_epilogue): Likewise.
375 * elxsi/elxsi.c (reg_names): Likewise.
377 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
379 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
382 * m88k/m88k.c (output_function_profiler): Likewise.
384 * sparc/sparc.c (sparc_flat_output_function_prologue,
385 sparc_flat_output_function_epilogue): Likewise.
387 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
389 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
390 warning from -Wuninitialized and put it under -W.
391 * function.c (uninitialized_vars_warning): Warn only when the
392 corresponding flag is set.
394 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
396 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
397 is nonzero and the single set does not have an elt, then assign
400 * simplify-rtx.c: New file.
401 * Makefile.in (OBJS): Add simplify-rtx.o
402 (simplify-rtx.o): Add dependencies.
403 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
404 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
405 (cse_gen_binary, simplify_unary_operation): Delete.
406 (simplify_binary_operation, simplify_plus_minus): Likewise.
407 (check_fold_consts, simplify_relation_operation): Likewise.
408 (simplify_ternary_operation): Likewise.
409 (delete_trivially_dead_insns): Simplify the contents of the
410 REG_EQUAL note before trying to substitute it into the source
411 of the reg-reg copy at the end of a libcall sequence.
413 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
414 references/callers changed.
416 * mn10200.c (mn10200_va_arg): Force the return value into a
419 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
421 * cccp.c (macroexpand): Avoid out of range accesses for omitted
424 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
426 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
428 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
430 * fold-const.c (fold): Fix thinko when optimizing comparisons
433 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
435 * gcc.texi (Passes): Update front-end files to their current
438 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
440 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
441 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
442 (PREDICATE_CODES): Add addition_operation.
443 * alpha-protos.h (addition_operation): Declare.
444 (secondary_reload_class): Likewise.
445 * alpha.c (addition_operation): New.
446 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
447 * alpha.md (adddi3): Turn into expander.
448 (*lda, *adddi_2): New.
449 (movsf, movdf patterns): Don't preference integer regs.
450 (movsi, movdi patterns): Don't preference fp regs.
452 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
454 * genrecog.c (write_switch): Check for duplicate CODE cases.
456 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
458 * ggc-common.c: Update pre-function commentary.
459 * ggc-page.c: Likewise.
461 (poison_pages): Use memset directly.
462 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
463 (ggc_collect): Poison before sweeping.
464 * ggc-simple.c: Update pre-function commentary.
465 (ggc_alloc_obj): Poison non-zeroed memory.
467 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
469 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
470 match format string, even on 64-bit hosts.
471 * gcc-page.c (ggc_page_print_statistics): Likewise.
473 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
475 * config/i386/i386.c (ix86_cpu): Revert last patch.
476 * config/i386/i386.h (ix86_cpu): Ditto.
478 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
480 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
481 TYPE_SIZE, convert type of result to sizetype.
483 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
485 * flow.c (count_or_remove_death_notes): Equate NULL with the
488 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
489 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
492 * i386.c (pic_label_no): Delete.
493 (ix86_attr_length_default): Don't use single_set to peek
496 * recog.c (peephole2_optimize): Allow recog_next_insn to index
497 the first insn after bb->end.
498 * i386.md (push mem peeps): Scratch is live after evaluation
500 (cmp mem peep): Similarly.
502 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
504 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
505 * function.c (pad_to_arg_alignment): Add missing braces.
507 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
509 * alpha/alpha-protos.h (literal_section): Add prototype.
510 (alpha_need_linkage, alpha_start_function,alpha_end_function):
513 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
515 (alpha_start_function, alpha_end_function, float_strings,
516 alpha_need_linkage): Constify a char*
518 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
520 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
522 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
524 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
526 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
528 * flow.c (debug_flow_info): Add prototype.
530 * gcc.c (main): Likewise.
532 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
535 * reload1.c (failed_reload, set_reload_reg): Likewise.
537 * mips-tfile.c (main): Likewise.
538 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
539 with ATTRIBUTE_NORETURN.
541 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
543 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
544 DECL is not a memory ref.
546 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
548 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
549 * config/i386/i386.c (ix86_cpu): Add extern attribute.
551 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
553 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
554 * config/mips/elf64.h: ditto.
556 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
558 * expr.c (emit_push_insn): New argument alignment_pad.
559 Update all callers. Adjust stack pointer based on alignment pad.
560 * function.c (pad_to_arg_alignment): New argument alignment_pad.
561 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
562 (locate_and_pad_parm): New argument alignment_pad. Update all
564 * expr.h (emit_push_insn): Update prototype.
565 (locate_and_pad_parm): Update prototype.
566 * calls.c (arg_data): Add new field alignment_pad.
567 (initialize_argument_information): Initialize alignment_pad.
569 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
571 * except.c (free_eh_nesting_info): Free the info itself.
572 * function.c (free_after_compilation): Don't free NULL.
573 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
574 (pre_edge_insert): Free inserted.
575 * stmt.c (free_stmt_status): Don't free NULL.
577 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
579 * gcov.c (DIR_SEPARATOR): Provide default.
580 (output_data): Add test for MS-DOS format absolute filename.
581 (fancy_abort): Correct program name.
582 (open_files): Open all files in binary mode.
583 * libgcc2.c (__bb_exit_func): Likewise.
585 * profile.c (init_branch_prob): Specify binary when opening files.
587 * flags.h (flag_unwind_tables): New decl.
588 * toplev.c (flag_unwind_table): New definition.
589 (f_options): Add -funwind-tables.
590 (decode_g_option): Clarify warning when unknown -g option is given.
591 (rest_of_compilation): If inside an inlined external function,
592 pretend we are just being declared.
594 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
595 (dwarf2out_frame_finish): Likewise.
597 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
599 * fold-const.c (merge_ranges): In not in0, but in1, handle
600 upper bounds equal like subset case.
602 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
604 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
605 passed in a register but moved to the stack.
607 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
609 * gcc.c (pass_exit_codes, greatest_status): New variables.
610 (struct option_map): Add entry for "--pass-exit-codes".
611 (execute): Update greatest_status if error.
612 (display_help): Add documentation for -pass-exit-codes.
613 (process_command): Handle -pass-exit-codes.
614 (main): Look at pass_exit_codes and greatest_status on call to exit.
616 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
618 * reload.c (find_reloads): Refine test for no input reload
619 case to not includes reloads emitted after insn.
621 * function.c (find_temp_slots_from_address): Handle sum involving
622 a register that points to a temp slot.
623 (update_temp_slot_address): Make recursive call if both old and
624 new are PLUS with a common operand.
625 * calls.c (expand_call): Mark temp slot for result as having
628 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
630 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
631 component as well as "BINUTILS".
633 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
634 * integrate.c (copy_rtx_and_substitute): Likewise.
635 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
637 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
639 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
640 gdb extensions, write size of type; also be more consistent
641 in using references when this is a subtype.
643 * pa.md (extv, extzv, insv): Use define_expand to reject constant
644 that is out of range.
646 * loop.c (unknown_constant_address_altered): New variable.
647 (prescan_loop): Initialize it.
648 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
649 (invariant_p, case MEM): Remove handling for volatile and readony;
650 check new variable if readonly.
651 (check_dbra_loop): Chdeck unknown_constant_address_altered.
653 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
654 (addr_affects_sp_p): Removed from note_mem_written and only
655 define #ifdef AUTO_INC_DEC.
657 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
659 * regclass.c (record_reg_classes): Properly handle register move
662 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
663 Don't think valid if both operands are invalid.
664 (struct constant_descriptor): New field RTL.
665 (mark_const_hash_entry): Mark it.
666 (record_constant{,_rtx}): Initialize it.
667 (output_constant_def): Allocate RTL in permanent obstack and
669 ({record,compare}_constant_1): Modes must match for
670 CONSTRUCTOR of ARRAY_TYPE.
672 * c-common.h (initializer_constant_valid_p): Delete decl from here.
673 * output.h (initializer_constant_valid_p): Move decl to here.
674 * c-common.c (initializer_constant_valid_p): Delete function from here.
675 * varasm.c (initializer_constant_valid_p): Move function to here.
677 * tree.h (STRIP_SIGN_NOPS): New macro.
678 * fold-const.c (optimize_minmax_comparison): New function.
679 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
680 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
681 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
682 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
683 widening conversions.
684 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
685 to look at size of mode, not precision of type; also add missing cases.
686 (optimize_bit_field_compare, decode_field_reference): Don't try to
687 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
689 * dwarf2out.c (ctype.h): Include.
690 (dwarf2out_set_demangle_name_func): New function.
691 (size_of_line_info): Deleted.
692 (output_line_info): Compute size of line info table from difference
694 (base_type_die, add_name_attribute): Call demangle function, if any.
695 (field_byte_offset): Use bits per word for variable length fields.
696 (gen_array_type_die): Add array name.
697 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
698 (dwarf2out_add_library_unit_info): New function.
700 * explow.c (set_stack_check_libfunc): New function.
701 (stack_check_libfunc): New static variable.
702 (probe_stack_range): Allow front-end to set up a libfunc to call.
704 * combine.c (simplify_comparison): When making comparison in wider
705 mode, check for having commuted an AND and a SUBREG.
706 (contains_muldiv): New function.
707 (try_combine): Call it when dividing a PARALLEL.
708 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
709 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
711 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
712 use one of the CLOBBERs instead.
713 (if_then_else_cond): If comparing against zero, just return thing
716 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
717 Don't generate shifts and subtract if have conditional arithmetic.
719 * rtl.h (delete_barrier): New declaration.
720 * jump.c (jump_optimize): Set up to handle conditional call.
721 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
722 (delete_barrier): New function.
724 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
726 * recog.c (nonmemory_operand): Accept ADDRESSOF.
728 * tree.c (build_type_attribute_variant): Push to obstack of
729 ttype around type_hash_canon call.
731 * expr.c (placeholder_list): Move decl to file scope.
732 (expand_expr): Don't force access to volatile just because its
734 If ignoring reference operations, just expand the operands.
735 (expand_expr, case COMPONENT_REF): Propagate
736 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
737 Refine test for using bitfield operations vs pointer punning.
738 (expand_expr, case CONVERT_EXPR): If converting to
739 BLKmode UNION_TYPE from BLKmode, just return inner object.
740 Use proper mode in store_field call.
741 Properly set sizes of object to store and total size in store_field
742 call for convert to union.
743 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
744 memory (like for ADDR_EXPR). Also, don't put constant in register if
745 we'll want it in memory.
746 (readonly_fields_p): New function.
747 (expand_expr, case INDIRECT_REF): Call it if LHS.
748 (expand_assignment): Handle a RESULT_DECL where
749 DECL_RTL is a PARALLEL.
750 (do_jump, case WITH_RECORD_EXPR): New case.
751 (get_inner_reference): Always go inside a CONVERT_EXPR
752 and NOP_EXPR if both modes are the same.
753 (store_field): Use bitfield operations if size of bitsize is not same
754 as size of RHS's type.
755 Check for bitpos not a multiple of alignment in BLKmode case.
756 Do block move in largest possible alignment.
757 (store_constructor): Set BITSIZE to -1 for variable size and properly
758 in case of array of BLKmode.
759 (expand_expr_unaligned): New function.
760 (do_compare_and_jump): Call it.
762 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
763 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
764 does not include 'o'.
766 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
767 both SET_DEST and SET_SRC reference a virtual register.
768 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
770 * integrate.c (expand_inline_function): Handle case of setting
771 virtual stack vars register (from built in setjmp); when parameter
772 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
773 (subst_constant): Add new parm, MEMONLY.
774 (expand_inline_function, integrate_parm_decls): Pass new parm.
775 (integrate_decl_tree): Likewise.
776 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
777 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
778 (copy_rtx_and_substitute, case SET): Add explicit calls to
779 copy_rtx_and_substitute for both sides.
781 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
783 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
784 within INDEX_TYPE, instead of before.
785 (fixup_gotos): Use f->target_rtl, not the next insn,
786 since latter may be from a later fixup.
787 (expand_value_return): Correctly convert VAL when promoting function
788 return; support RETURN_REG being a PARALLEL.
789 (expand_return): When checking for result in regs and having
790 cleanup, consider PARALLEL in DECL_RTL as being in regs.
792 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
794 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
795 last_nominal_fname): Mark const.
796 (struct include_hash: name, nshort, control_macro): Mark
798 (struct macrodef: symnam): Mark const.
799 (struct if_stack: fname): Mark const.
800 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
801 (IStable): New character-syntax array which encompasses all
802 the old is_foo arrays.
803 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
804 is_space): New macros for interrogating IStable.
805 (check_macro_name): Kill last argument. All callers changed.
807 * cppinit.c (initialize_char_syntax): Delete.
808 (is_idchar, is_idstart, is_hor_space, is_space,
809 trigraph_table): Delete.
810 (IStable): New. Initialize with clever macros to avoid
811 information duplication.
812 (builtin_array): Table of builtins to get rid of explicit list
813 in initialize_builtins.
814 (initialize_builtins): Use builtins_array.
815 (cpp_start_read): Call init_IStable, and set IStable['$'] if
816 opts->dollars_in_ident.
818 * cppexp.c: Change all refs to is_xyz[] arrays to use new
820 (cpp_parse_expr): Avoid 'format string is not constant'
821 warning. Use ISGRAPH to identify printable chars.
822 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
824 (read_and_prescan): Map trigraphs to chars with open-coded
825 if-else-if-... sequence, not a lookup table.
826 * cpphash.c: Change all refs to is_xyz[] arrays to use new
828 * cpplib.c: Change all refs to is_xyz[] arrays to use new
829 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
830 (check_macro_name): Remove ability to report an invalid
831 assertion name, which is never used.
832 (do_line): Constify a couple of char *'s.
833 * cppmain.c (main): Call cpp_cleanup before returning.
835 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
837 * ggc.h (struct ggc_statistics): New type.
838 (ggc_get_size): New function.
839 (ggc_print_statistics): Likewise.
840 * ggc-common.c (ggc_stats): New variable.
841 (ggc_mark_rtx_children): Keep statistics.
842 (ggc_mark_tree_children): Likewise.
843 (ggc_print_statistics): New function.
844 * ggc-page.c (struct globals): Add bytes_mapped field.
845 (alloc_anon): Update it.
846 (release_pages): Likewise.
847 (ggc_get_size): New function.
848 (ggc_page_print_statistics): New function.
849 * ggc-simple.c (ggc_get_size): New function.
851 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
853 * flow.c (propagate_block): When the last reference to a label
854 before an ADDR_VEC is deleted because the reference is a dead
855 store, delete the ADDR_VEC.
857 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
859 * resource.c (find_free_register): Don't use the frame pointer
860 if frame_pointer_needed.
862 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
864 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
865 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
867 * config/i960/i960.c (i960_va_start): New locals base, num.
868 Use INDIRECT_REF instead of ARRAY_REF on valist.
869 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
871 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
873 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
875 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
877 * tree.def (PLACEHOLDER_EXPR): Update comments.
879 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
881 * c-common.c (check_format_info): Avoid non-literal format string
882 warnings when `first_arg_num' is zero.
884 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
886 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
888 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
890 * arm.md (casesi_insn): Add a clobber of the condition code
893 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
895 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
896 used by both cc1 and cc1plus.
898 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
900 * config/arm/arm.c: Initialise arm_structure_size_boundary to
901 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
902 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
903 to the value 32 if it has not already been defined.
904 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
905 Override definition in arm.h with a value of 8.
907 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
909 * c-pragma.c (push_alignment): Don't check the return value
912 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
914 * sparc.h (ADJUST_COST): Fix thinko.
916 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
918 * cccp.c (rescan): Fixed obp pointer handling around call to
919 check_expand subroutine.
921 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
923 * gcse.c (delete_null_pointer_checks): Only record non-null info
924 for pseudos when examining stores.
926 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
927 splitters for these patterns. Use "#" for output templates.
928 (addsi3_carryin_shift): New pattern.
930 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
932 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
933 of the function return register into a plain REG until
934 after function inlining is done.
936 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
938 * jump.c (jump_optimize_1): If we did cross-jumping, and
939 the data will matter, rebuild the CFG.
940 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
941 not optimizing. Don't run shorten_branches.
942 * toplev.c (rest_of_compilation): Run shorten_branches after
945 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
947 * rtl.h (note_stores): Add additional paramter.
948 * rtlanal.c (reg_set_p_1): Take additional paramter.
949 (reg_set_last_1): Likewise.
950 (reg_set_p): Adjust call to note_stores.
951 (reg_set_last): Likewise.
952 (note_stores): Pass data parameter to worker function.
953 * alias.c (record_set): Take additional parameter.
954 (init_alias_analysis): Pass it.
955 * caller-save.c (mark_set_regs): Take additional parameter.
956 (save_call_clobbered_regs): Pass NULL to note_stores.
957 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
959 (record_dead_and_set_regs_1): Likewise.
960 (reg_dead_at_p_1): Likewise.
961 (combine_instructions): Adjust calls to note_stores.
962 (try_combine): Likewise.
963 (record_dead_insn): Remove.
964 (record_dead_and_set_regs): Adjust calls to note_stores.
965 (reg_dead_at_p): Likewise.
966 * cse.c (invalidate_skipped_set): Take additional parameter.
967 (cse_check_loop_start): Likewise.
968 (cse_check_loop_start_value): Remove.
969 (cse_set_around_loop): Adjust calls to note_stores.
970 * flow.c (notice_stack_pointer_modification): Take additional
971 parameter. Remove duplicate declaration.
972 (record_volatile_insns): Adjust calls to note_stores.
973 * gcse.c (record_set_info): Take additional parameter.
974 (record_last_set_info): Likewise.
975 (invalidate_nonnull_info): Likewise.
976 (record_set_insn): Remove.
977 (compute_sets): Adjust calls to note_stores.
978 (last_set_insn): Remove.
979 (compute_hash_table): Adjust calls to note_stores.
980 (insert_insn_end_bb): Likewise.
981 (delete_null_pointer_checks): Likewise.
982 * global.c (mark_reg_store): Take additional parameter.
983 (mark_reg_clobber): Likewise.
984 (reg_becomes_live): Likewise.
985 (global_conflicts): Adjust calls to note_stores.
986 (build_insn_chain): Likewise.
987 * integrate.c (note_modified_parmregs): Take additional parameter.
988 (mark_stores): Likewise. Make it static.
989 (save_for_inline_nocopy): Adjust calls to note_stores.
990 (try_constants): Likewise.
991 * integrate.h (mark_stores): Remove declaration.
992 * jump.c (mark_modified_reg): Take additional parameter.
993 (thread_jumps): Adjust calls to note_stores.
994 * local-alloc.c (validate_equiv_mem_from_store): Take additional
996 (no_equiv): Likewise.
997 (reg_is_set): Likewise.
998 (validate_equiv_mem): Adjust calls to note_stores.
999 (update_equiv_regs): Likewise.
1000 (block_alloc): Likewise.
1001 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1002 (note_addr_stored): Take additional parameter.
1003 (note_set_pseudo_multiple_uses): Likewise.
1004 (record_initial): Likewise.
1005 (prescan_loop): Adjust calls to note_stores.
1006 (strength_reduce): Likewise.
1007 (check_dbra_loop): Likewise.
1008 * regmove.c (flags_set_1): Take additional paramter.
1009 (mark_flags_life_zones): Adjust calls to note_stores.
1010 * reload1.c (mark_not_eliminable): Take additional parameter.
1011 (forget_old_reloads_1): Likewise.
1012 (reload_cse_invalidate_rtx): Likewise.
1013 (reload_cse_check_clobber): Likewise.
1014 (reload_combine_note_store): Likewise.
1015 (move2add_note_store): Likewise.
1016 (reload): Adjust calls to note_stores.
1017 (reload_as_needed): Likewise.
1018 (emit_reload_insns): Likewise.
1019 (reload_cse_regs_1): Likewise.
1020 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1021 (reload_combine): Adjust calls to note_stores.
1022 * resource.c (update_live_status): Take additional paramter.
1023 (mark_target_live_regs): Adjust calls to note_stores.
1024 * stupid.c (find_clobbered_regs): Take additional parameter.
1025 (stupid_life_analysis): Adjust calls to note_stores.
1027 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1029 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1032 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1035 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1036 of the variable arm_structure_size_boundary.
1038 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1040 * alias.c (init_alias_analysis): Allocate reg_known_value and
1041 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1043 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1044 * cse.c (cse_main): Call end_alias_analysis.
1045 * haifa-sched.c (schedule_insns): Likewise.
1046 * local-alloc. (update_equiv_regs): Likewise.
1047 * reload1.c (reload_cse_regs): Likewise.
1049 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1051 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1052 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1053 mapping from MASK_FPU.
1055 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1057 * sparc.md (call): Don't bound structure return size to 0xfff.
1059 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1061 * resource.c (mark_target_live_regs): Check that the target
1062 insn wasn't created after compute_bb_for_insn.
1064 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1066 * ggc-page.c (poison_pages): Don't be overzealous.
1068 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1070 * alias.c: Update comments for ADDRESS.
1071 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1072 it is a local memory reference.
1074 * c-typeck.c (build_function_call): Check that the built-in
1075 function is of class BUILT_IN_NORMAL before trying to recongize
1077 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1078 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1080 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1082 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1084 (pre_gcse): Likewise.
1085 (hoist_expr_reaches_here_p): Likewise.
1086 (hoist_code): Likewise.
1087 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1089 (pre_expr_reaches_here_p_work): ... here.
1090 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1092 (expr_reaches_here_p_work): ... here.
1094 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1096 * resource.c (find_basic_block): Delete.
1097 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1098 (init_resource_info): Call compute_bb_for_insn.
1100 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1102 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1103 with already adjacent blocks, but no fallthru.
1104 (merge_blocks_move_successor_nojumps): Simplify.
1105 (debug_flow_info): New.
1107 * toplev.c (rest_of_compilation): Open jump1 dump file before
1108 jump and close after, as opposed to just using dump_rtl.
1110 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1112 * reload.h (earlyclobber_operand_p): Declare.
1113 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1114 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1115 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1116 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1118 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1119 Richard Henderson <rth@cygnus.com>
1121 * emit-rtl.c (emit_block_insn_before): New.
1122 (emit_block_insn_after): New.
1123 * basic-block.h: Declare them.
1125 * bitmap.h: Protect from multiple inclusion.
1127 * recog.c (scratch_operand): Handle VOIDmode correctly.
1129 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1131 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1132 * function.c (assign_parms): Likewise.
1133 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1135 * reg-stack.c (max_uid): Remove.
1136 (blocks, block_begin, block_end, block_drops_in): Remove.
1137 (block_stack_in, block_out_reg_set, block_number): Remove.
1138 (struct block_info_def, BLOCK_INFO): New.
1139 (enum emit_where): New.
1140 (current_block): New.
1141 (BLOCK_NUM): Remove.
1142 (mark_regs_pat, record_label_references): Remove.
1143 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1145 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1146 (reg_to_stack): Simplified test for existance of fp code. Use
1147 flow.c code. Call shorten_branches after cross-jump opt.
1148 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1149 Return false if the asm doesn't use stack regs. Don't do life
1150 analysis on the asm.
1151 (emit_pop_insn): Replace function pointer arg `when' with
1152 enum `where'. Update all callers.
1153 (change_stack): Likewise. Update basic block end.
1154 (emit_swap_insn): Use current_block->head to limit reverse search
1155 for start of block. Use emit_block_insn_after.
1156 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1157 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1158 structure assignment instead of bcopy.
1160 (convert_regs_entry, convert_regs_exit): New.
1161 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1162 Work on basic blocks and the CFG.
1163 (convert_regs): Use them.
1165 * i386.c (output_fix_trunc): Remove code for DImode input operand
1166 not at top-of-stack.
1167 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1169 (fix_truncdi_1): Allow any mode scratch.
1171 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1173 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1174 * linux.h, netbsd.h, vms.h: Not here.
1176 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1178 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1179 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1180 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1181 CONDITIONAL_REGISTER_USEAGE): Use them.
1182 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1183 gen_conditional_branch,override_options) : Use them.
1184 * config/mips/mips.md : Use them.
1186 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1188 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1190 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1192 * integrate.c (function_cannot_inline_p): Don't allow inlining
1195 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1197 * c-parse.in (cast_expr): Constify.
1199 * cccp.c (special_symbol): Likewise.
1201 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1203 * dwarf2out.c (base_type_die): Likewise.
1205 * global.c (allocno_compare): Likewise.
1207 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1209 * regclass.c (fix_register): Likewise.
1211 * rtl.h (fix_register): Likewise.
1213 * stupid.c (stupid_reg_compare): Likewise.
1215 * toplev.c (decode_f_option): Likewise.
1217 * tree.c (build_complex_type): Likewise.
1219 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1221 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1223 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1225 * reload.c (find_reloads): Compute mode and nregs fields of all
1227 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1228 (calculate_needs): Use precomputed mode/nregs values.
1229 (allocate_reload_reg): Likewise.
1231 (failed_reload, set_reload_reg): ... new functions.
1232 (choose_reload_regs_init): New function, mostly broken out from...
1233 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1234 Also lose one #if 0 block.
1236 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1238 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1241 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1243 * tree.h (BLOCK_TYPE_TAGS): Remove.
1244 (BLOCK_END_NOTE): Likewise.
1245 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1246 (BLOCK_LIVE_RANGE_START): Likewise.
1247 (BLOCK_LIVE_RANGE_END): Likewise.
1248 (tree_block): Remove live_range_flag, live_range_var_flag, and
1249 type_tags. Remove end_note, live_range_start, and live_range_end.
1250 (remember_end_note): Remove prototype.
1251 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1252 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1254 * ggc-common.c (ggc_mark_tree_children): Don't mark
1255 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1256 * integrate.c (adjust_copied_decl_tree): Remove.
1257 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1258 * stmt.c (last_block_end_note): Remove.
1259 (init_stmt): Don't add a GC root for it.
1260 (expand_fixup): Don't set it.
1261 (remember_end_note): Remove.
1262 (expand_end_bindings): Don't set last_block_end_note.
1264 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1266 * reload1.c (reload_reg_free_for_value_p): Show
1267 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1270 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1272 * expmed.c (extract_bit_field): Allow for the case of non-integer
1273 objects that are smaller than a word (like SFmode on a 64-bit
1276 * loop.c (basic_induction_var): A non-integer variable which is
1277 being set by a paradoxical subreg is probably not a biv.
1279 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1281 * prefix.c (translate_name) Check for empty prefix string.
1283 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1285 * Makefile.in (CPP_CROSS_NAME): New variable.
1286 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1288 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1289 names of the files to be uninstalled.
1291 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1293 * collect2.c (IS_DIR_SEPARATOR): Define.
1294 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1296 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1299 * haifa-sched.c (add_dependence): Update the true dependency
1300 cache the first time we add a true dependence to the LOG_LINKS chain.
1302 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1304 * fold-const.c (fold): Fix comment.
1306 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1308 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1309 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1310 dbxout_start_new_source_file, dbxout_source_file,
1311 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1312 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1314 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1315 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1316 (dbxout_block): Initialize variable `blocknum'.
1318 * dbxout.h (dbxout_init, dbxout_finish,
1319 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1320 dbxout_args, dbxout_source_line): Constify a char*.
1322 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1323 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1324 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1325 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1326 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1327 src_info_attribute, mac_info_attribute, producer_attribute,
1328 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1329 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1330 dwarfout_undef): Constify a char*.
1331 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1333 * dwarfout.h (dwarfout_define, dwarfout_undef,
1334 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1336 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1338 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1339 (MULTILIB_ISA_DEFAULT): New.
1340 (MULTILIB_DEFAULTS): Use it.
1341 * config/mips/mips.c (): Remove the now unnecessary definition
1342 of MIPS_ISA_DEFAULT.
1343 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1344 unnecessary definition.
1346 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1348 * arm.md (pic_load_addr): Add constraints to operand 1.
1350 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1352 * fixinc/genfixes: Provide a means for specifying -D options to
1355 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1357 * arm.c (arm_override_options): Correct initialization of
1358 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1359 arm_is_strong, and arm_is_6_or_7.
1361 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1362 (note_set_pseudo_multiple_uses): New function.
1363 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1364 if a pseudo set in the loop exit is used elsewhere.
1366 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1368 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1370 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1372 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1373 a single load-address pattern.
1375 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1377 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1378 depending on whether or not line-number notes are present.
1380 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1382 * cccp.c (progname, file_buf, default_include, include_file,
1383 macrodef, definition, hashval, wchar_type, user_label_prefix,
1384 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1385 expand_to_temp_buffer, is_system_include, base_name,
1386 absolute_filename, read_name_map, open_include_file,
1387 record_control_macro, check_precompiled, check_preconditions,
1388 pcfinclude, pass_thru_directive, create_definition,
1389 check_macro_name, comp_def_part, collect_expansion,
1390 check_assertion, read_token_list, assertion_install,
1391 assertion_lookup, eval_if_expression, conditional_skip,
1392 validate_else, skip_quoted_string, quote_string, macarg1,
1393 error_from_errno, install, lookup, hashf, dump_defn_1,
1394 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1395 check_white_space, rescan, handle_directive, monthnames,
1396 special_symbol, do_include, remap_include_file, write_output,
1397 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1398 do_ident, do_sccs, do_xifdef, skip_if_group,
1399 output_line_directive, macroexpand, macarg, change_newlines,
1400 initialize_builtins, make_definition): Constify a char*.
1402 * pcp.h (stringdef): Likewise.
1404 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1406 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1409 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1410 Richard Henderson <rth@cygnus.com>
1412 * alias.c: Include ggc.h.
1413 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1414 (record_set): Verify enough room in reg_base_value.
1415 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1416 Register it as a GC root.
1417 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1418 * Makefile.in (alias.o): Depend on ggc.h.
1420 * unroll.c (unroll_loop): Verify the insn before a barrier
1421 is a JUMP_INSN before checking JUMP_LABEL.
1423 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1425 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1426 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1427 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1428 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1429 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1430 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1432 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1434 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1436 * alpha/alpha-interix.h (text_section): Delete prototype.
1437 * alpha/elf.h (text_section): Likewise.
1438 * arm/linux-elf.h (text_section): Likewise.
1439 * arm/linux-telf.h (text_section): Likewise.
1440 * c4x/c4x.h (text_section): Likewise.
1441 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1442 * elfos.h (text_section): Likewise.
1443 * i386/aix386ng.h (text_section): Likewise.
1444 * i386/i386-interix.h (text_section): Likewise.
1445 * i386/sco5.h (text_section): Likewise.
1446 * i386/svr3gas.h (text_section): Likewise.
1447 * nextstep.h (text_section): Likewise.
1448 * psos.h (text_section): Likewise.
1449 * ptx4.h (text_section): Likewise.
1450 * svr3.h (text_section): Likewise.
1451 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1453 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1455 * final.c (peephole): Delete prototype.
1457 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1458 (pre_insert_copies): Remove unused variable `bb'.
1460 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1463 * output.h (peephole): Add prototype.
1465 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1467 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1470 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1472 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1473 for inlined declarations.
1475 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1477 * arm.c (logical_binary_operator): New fucntion.
1478 * arm.h (logical_binary_operator): Declare it.
1479 (PREDICATE_CODES): Handle logical_binary_operator.
1480 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1481 output constraints. Add appropriate splitters.
1482 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1483 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1484 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1486 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1488 * genoutput.c (struct operand_data): New elt eliminable.
1489 (output_operand_data): Write it.
1490 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1491 (compare_operands): Take it into account.
1492 * recog.h (struct insn_operand_data): New elt eliminable.
1493 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1495 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1496 (eliminate_regs): Move code that detects changes to elimination
1497 target regs into new function elimination_effects.
1498 Delete one #if 0 block.
1499 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1500 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1501 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1502 Only call eliminate_regs for real operands of the insn, not for parts
1503 of its structure or parts matched by things like match_operator.
1504 Use elimination_effects and check_eliminable_occurrences. Use
1505 copy_insn to duplicate the pattern when not in the final pass.
1507 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1509 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1512 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1514 * fixinc/README: document the "mach" machine matching test
1515 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1516 * fixinc/fixtests.c: Implement the #else/#endif label test
1517 * fixinc/inclhack.def: utilize these tests and fixes
1518 * fixinc/inclhack.sh: regen
1519 * fixinc/fixincl.x: regen
1520 * fixinc/fixincl.sh: regen
1522 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1524 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1527 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1529 * gcc.1: Document exit codes.
1531 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1533 * calls.c: Include tm_p.h later, so everything we need is defined.
1535 * function.c: Likewise.
1537 * except.c: Include tm_p.h.
1539 * sparc.c: Likewise.
1540 (dwarf2out_cfi_label): Don't prototype.
1541 (check_return_regs, epilogue_renumber,
1542 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1543 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1544 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1545 ultra_schedule_insn): Add static prototype.
1546 (data_segment_operand, text_segment_operand): Call itself with the
1547 proper number of arguments.
1548 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1550 * sparc.h: Move all declarations to sparc-protos.h.
1551 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1554 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1556 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1558 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1559 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1560 ASM_OUTPUT_ASCII): Constify a char*.
1562 * sparc-protos.h: New file for sparc prototypes.
1564 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1566 * function.c (record_insns, contains): Always declare and define.
1567 (record_insns): Mark with ATTRIBUTE_UNUSED.
1569 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1571 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1572 to .section when outputting a .bss section to deal with multiple
1573 .bss input sections (as happens with -fdata-sections)
1574 Also output %progbits, not @progbits so the assembler doesn't treat as
1576 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1578 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1579 thumb parts even when building with non-thumb CPUs, by forcing
1582 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1584 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1585 (movdf_const_intreg_sp64): Similarly.
1587 * local-alloc.c (update_equiv_regs): Check the correct insn
1588 for pre-existing REG_EQUIV notes.
1590 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1592 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1593 block reached by a branch if we're not going to actually process
1596 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1598 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1599 a local extern function declaration.
1601 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1603 * i386.c (ix86_expand_prologue): Properly wrap USE around
1604 reg for CALL_INSN_FUNCTION_USAGE.
1606 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1608 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1609 move between GP_REGs.
1611 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1613 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1614 the mode size when finding out if an offset is legal.
1616 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1618 * basic-block.h (PROP_*): Move constants from ...
1620 (compute_bb_for_insn): Free the array before reallocating.
1621 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1622 (allocate_reg_life_data): Reset all reg variables collected by
1624 (get_block_head_tail): Don't convert from bb to block.
1625 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1626 (find_insn_reg_weight): Take block not bb.
1627 (schedule_block): Don't set block num for moved insns.
1628 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1629 (schedule_insns): Do it here instead.
1630 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1631 before update_life_info.
1632 * recog.c (split_all_insns, peephole2_optimize): Update for
1633 new arg to update_life_info.
1634 * rtlanal.c (remove_note): Cope with NULL note.
1635 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1638 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1640 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1642 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1643 block records so that merge_blocks_nomove will clean up correctly.
1644 (split_edge): Handle casesi insns.
1646 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1648 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1650 * pa.md (call, call_value): Do not emit a blockage after restoring
1653 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1655 * c-typeck.c (c_expand_asm_operands): Fix typo.
1657 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1659 * arm.c (fpu_rhs_operand): Verify modes.
1660 (fpu_add_operand): Likewise.
1661 (di_operand): Likewise.
1662 (soft_df_operand): Likewise.
1664 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1666 * arm.c (arm_return_in_memory): APCS rules state that the elements
1667 of a structure returned in a register must be 'integer-like'.
1669 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1671 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1672 in the source tree when the generated targets are out of date
1673 * fixinc/genfixes: Alter it to run individual fixes for make.
1674 * fixinc/README: rewrite
1675 * fixinc/inclhack.def: moved initial comments to README
1677 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1679 * toplev.c (main): Do not generate an error message if an
1680 unrecognised command line switch is recognisable by another
1681 language. If extra_warnings are enabled, then generate a
1682 warning message instead.
1684 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1686 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1687 (insert_pack_attributes): Delete prototype.
1689 * c-pragma.c (default_alignment): New static variable.
1690 (push_alignment): Initialize to current effective alignment.
1691 (pop_alignment): Use to set new alignment.
1692 (insert_pack_attributes): Delete function.
1693 (handle_pragma_token): Set default_alignment as well each time
1694 a #pragma pack(<n>) is encountered.
1696 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1698 * reg-stack.c (stack_result): Aggregates are not returned in
1701 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1703 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1705 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1707 * basic-block.h (set_block_num): Declare.
1708 * flow.c (update_life_info): Don't call compute_bb_for_insn
1709 or free_basic_block_vars.
1710 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1711 (insn_orig_block): Remove.
1712 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1713 (schedule_block): Keep BLOCK_NUM up-to-date.
1714 (schedule_insns): Use compute_bb_for_insn.
1715 * recog.c (split_all_insns): Likewise.
1716 (peephole2_optimize): Likewise.
1718 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1720 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1721 if the pic register is used.
1723 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1725 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1726 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1727 if that tests TREE_PERMANENT.
1729 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1731 * cse.c (invalidate_for_call): Do not remove memory references from
1732 the table here. It's handled elsewhere.
1734 * haifa-sched.c (add_dependence): Protect references to the
1735 true dependency cache with #ifdef INSN_SCHEDULING.
1736 (remove_dependence): Similarly.
1738 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1739 to the cfg code that this is a return instruction.
1740 * mn10300.md (return_internal): Similarly.
1742 * combine.c (get_last_value): If the last set of a register
1743 is after subst_low_cuid, then we can not use it to determine
1744 the register's last value.
1746 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1748 * Makefile.in: Back out previous change.
1750 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1752 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1754 * haifa-sched.c (add_dependence): Only check/update the cache
1756 (remove_dependence): Likewise.
1757 (schedule_insns): Only create the true_dependency_cache if the
1758 average number of instructions in a basic block is very large.
1760 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1762 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1763 (ggc-simple.o): Likewise.
1764 (ggc-page.o): Likewise.
1766 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1768 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1769 Prototype for exported functions.
1770 (pre_lcm, pre_rev_lcm): Remove prototypes.
1771 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1772 (compute_available): Move to lcm.c, and change parameter order.
1773 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1774 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1775 (gcse_main): No longer call compute_preds_succs. Rebuild the
1776 set table after reach pre pass.
1777 (pre_insert_map, pre_delete_map, edge_list): New.
1778 (alloc_pre_mem): Allocate edge vectors.
1779 (free_pre_mem): Delete edge vectors.
1780 (compute_pre_data): Call new edge based lcm routines.
1781 (process_insert_insn): New function.
1782 (insert_insn_end_bb): Use it.
1783 (pre_edge_insert): New function.
1784 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1786 (pre_insert_copies): Revamp using new edge based lcm outputs.
1787 (pre_delete): Likewise.
1788 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1790 (compute_code_hoist_vbeinout): New new edge based routines.
1791 * lcm.c: Remove all the old LCM functions. Replace with new ones
1792 that work with the new cfg datastructures and work with edges
1795 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1797 * reload.h (struct reload): Add new fields "mode" and "nregs".
1798 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1799 to reference the "mode" and "nregs" field within struct reload.
1801 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1803 * haifa-sched.c (true_dependency_cache): New.
1804 (add_dependence): Use the true dependency cache to avoid expensive
1805 walks down the LOG_LINKS dependency list. Add entries to the
1807 (remove_dependence): Remove entries from the true dependency cache
1809 (schedule_insns): Allocate and initialize and free the true
1812 * haifa-sched.c (schedule_insns): Do not remove inter-block
1813 dependencies anymore.
1815 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1817 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1818 * i386/t-winnt: Likewise.
1820 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1822 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1824 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1826 * Makefile.in (LANGUAGES): Omit "proto".
1827 (clean): Remove stale comment about removing unprotoize.c.
1829 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1831 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1832 using arithmetic on void pointers.
1834 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1836 * haifa-sched.c (compute_block_forward_dependencies): Only check
1837 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1839 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1841 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1842 (expr_equiv_p): Reject memories with different alias sets.
1844 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1846 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1847 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1848 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1849 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1850 (lang_init): Set default for flag_bounds_check if still "unspecified".
1852 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1854 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1856 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1858 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1861 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1863 * config/c4x/c4x.md (*db_noclobber,
1864 *decrement_and_branch_until_zero_noclobber): New patterns and
1865 associated splitters.
1867 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1869 * config/c4x/c4x.md (parallel instruction patterns): Rework
1870 constraints to keep reload happy.
1872 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1874 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1875 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1876 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1877 Add new patterns and associated post-reload splitters.
1879 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1881 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1883 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1885 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1887 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1889 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1891 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1894 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1896 * pa.c (move_operand): Rely on memory_address_p to determine the
1897 validity of non-indexed memory addresses.
1898 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1899 operand in DFmode and SFmode when generating PA2.0 code.
1901 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1903 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1905 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1907 * mips.c (function_prologue): Fix argument types.
1908 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1909 (casesi_internal): Write to the scratch register.
1911 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1913 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1915 (parse_charconst): Delete unnecessary cast when calling
1917 (cpplib.h): Kill prototype of cpp_parse_escape.
1919 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1921 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1922 * unroll.c (unroll_loop): Cast return value of alloca.
1923 * i370/i370.c: Include function.h and toplev.h.
1924 (i370_label_scan): Remove c++ commented abort.
1925 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1926 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1927 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1928 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1930 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1932 * config/t-freebsd: Do not override USER_H.
1933 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1935 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1936 Mumit Khan <khan@xraylith.wisc.edu>
1938 * c-parse.in (component_decl): Support anonymous struct/union.
1940 * c-parse.y: Regenerate.
1941 * c-parse.c: Likewise.
1942 * objc/objc-parse.y: Likewise.
1943 * objc/objc-parse.c: Likewise.
1944 * c-decl.c (finish_struct): Don't sort the fields.
1945 (field_decl_cmp): Delete unused function.
1947 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1949 * sparc.md (movsf_const_intreg): Revert last constraint change.
1950 (movdf_const_intreg_sp32): Likewise.
1952 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1954 * cse.c: Include hashtab.h instead of splay-tree.h
1955 (struct cse_reg_info): No longer use variant union. Add new
1956 field "regno". All references changed to avoid union.
1957 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1958 (free_cse_reg_info): Remove.
1959 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1960 (get_cse_reg_info): Revamp to use expandable hash tables instead
1961 of splay trees. Initialize new fields in cse_reg_info structure.
1962 (new_basic_block): Similarly.
1964 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1966 * genrecog.c (message_with_line): Prototype.
1967 (validate_pattern): Pass along the set for the dest, not a flag.
1968 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1969 Check for PC/CC0 as sources.
1970 (nodes_identical): Check for children position match before
1971 allowing the combination.
1973 * rtl.c (read_rtx): Track line number across \\\n.
1975 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1977 * mips.h (SPECIAL_MODE_PREDICATES): New.
1978 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1979 (movdi+1, movsi+1): Add output reload constraint.
1980 (casesi_internal): Likewise. Fix commentary.
1981 (return_internal): Use pmode_register_operand.
1983 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1985 * 1750a.md (movstrqi): Add missing output reload constraint.
1986 (call_value): Likewise.
1987 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1988 (jmpfdec): Add missing inout reload constraint.
1989 * elxsi.md (addsi patterns): Add missing output reload constraint.
1990 (move from sp): Use @ alternates.
1991 (call_value): No constraint on output.
1992 * fr30.md (movsi_pop): Add missing output reload constraint.
1993 (movsf_constant_store): Likewise.
1994 (splits): Remove constraints.
1995 (subsi3): Add missing mode.
1996 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1997 (call_value): Likewise.
1998 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1999 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2000 * m32r.md (movsicc_internal): Add output reload constraint.
2001 (movstrsi_internal): Add inout reload constraints.
2002 * m88k.h (reg_names): Don't declare.
2003 (SPECIAL_MODE_PREDICATES): New.
2004 * m88k.md (*): Use register_operand not reg_or_0_operand
2006 * mn10200.h (PREDICATE_CODES): New.
2007 * ns32k.md (ffs pattern): Add output reload constraint.
2008 * pdp11.md (sob pattern): Add inout reload constraint.
2009 * sh.md (splits): Remove constraints.
2010 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2011 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2012 * vax.md (jgequ pattern): Add inout reload constraint.
2014 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2016 * configure.in (djgpp): Revert previous patch.
2017 * configure: Rebuit.
2018 * config/i386/djgpp.h: Revert previous patch.
2020 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2022 * fixinc/inclhack.def: Restore patch lost during last merge of
2023 "no_bogosity" branch.
2024 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2026 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2028 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2029 * fixinc/inclhack.def: Same.
2030 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2032 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2034 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2035 as the base of a PLUS.
2037 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2039 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2040 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2042 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2044 * pa.md (post_stw+1): Use pmode_register_operand.
2045 (dcacheflush, icacheflush): Likewise.
2047 * i386.md (movstricthi_1): Allow r/r.
2049 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2051 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2052 to (not (and (arg0) (arg1))). Similary for and.
2054 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2055 falltrought to assocate code.
2056 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2059 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2060 no bits in common; remove XOR to ROTATE conversion.
2062 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2064 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2066 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2068 * config/c4x/c4x.c (dst_operand): New.
2069 (PREDICATE_CODES): Update.
2070 * config/c4x/c4x.h (dst_operand): Declare it.
2071 * config/c4x/c4x.md: Define mode for each unspec usage.
2072 (move patterns): Use dst_operand predicate instead of src_operand.
2073 (movqi_update, movqf_update): Delete.
2075 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2077 * recog.c (pmode_register_operand): New.
2078 * recog.h: Declare it.
2079 * genrecog.c (pred_codes): Likewise.
2080 (special_mode_pred_table): Likewise.
2081 (validate_pattern): Don't warn no mode for address_operand.
2083 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2084 if the operand is not insn-like.
2086 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2087 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2089 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2091 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2093 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2094 instead of general_operand in a SET_DEST. Use const_double_operand
2095 instead of an explicit test against CONST_DOUBLE.
2096 (movsf_const_lo): Add missing register mode.
2097 (goto_handler_and_restore): Add auxiliary test for Pmode.
2098 (flush): Adjust to use address_operand.
2099 (return_sf_no_fpu): Add missing output constraint.
2101 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2103 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2104 for call return value.
2105 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2107 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2109 * toplev.c (main): Only warn about options for other languages.
2110 * collect2.c (main): Pass -w to sub-gcc.
2112 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2114 * flow.c (propagate_block): Add call-clobbered registers to
2117 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2118 zapping mem_set_list.
2119 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2120 (mark_set_1, mark_used_regs): Likewise.
2122 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2124 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2126 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2128 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2129 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2130 options. Also add a new item "C-only Warning Options" to the
2133 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2135 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2136 from multiple calls.
2138 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2140 * i386.md (call value patterns): Move to the end of the file.
2141 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2143 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2145 * configure.in (djgpp configuration): Define extra_objects..
2146 * configure: Rebuilt.
2147 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2148 (DTORS_SECTION_ASM_OP): Define.
2149 (INIT_SECTION_ASM_OP): Define.
2150 (FINI_SECTION_ASM_OP): Define.
2151 (DATA_SECTION_ASM_OP): Define.
2152 (TEXT_SECTION_ASM_OP): Define.
2153 (EH_FRAME_SECTION_ASM_OP): Define.
2154 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2155 (STARTFILE_SPEC): Add crtbegin.o.
2156 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2157 to here from LINK_COMMAND_SPEC.
2158 (DO_GLOBAL_CTORS_BODY): Define.
2159 (CRTSTUFF_USE_FINI_SECTION): Define
2160 (HAS_INIT_SECTION): Delete.
2162 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2164 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2166 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2168 * pa.h (PREDICATE_CODES): New.
2170 * genrecog.c (validate_pattern): Condense the destination
2173 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2175 * alpha.md (call-1): Supply missing mode for operator.
2176 (*): Add missing output reload constraints. Remove constraints
2179 * i386.h (SPECIAL_MODE_PREDICATES): New.
2180 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2181 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2182 (addsi_lea_3): Add missing mode for op 3.
2183 (prologue_set_got, prologue_get_pc): Add missing modes.
2184 (*) Add missing output reload constraints.
2186 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2188 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2189 check for member bit-size overflow and use var_size if it occurs.
2190 (layout_record): Use bitsize_int() to define the type size in bits.
2191 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2192 (layout_decl): Likewise when assigning to DECL_SIZE.
2194 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2196 * genrecog.c (validate_pattern): Typo last change. Verify
2197 that output operands have output reloads.
2199 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2201 * genrecog.c (special_mode_pred_table): New.
2202 (NUM_SPECIAL_MODE_PREDS): New.
2203 (find_operand): New.
2204 (validate_pattern): New argument `insn'. Warn for assignment to
2205 any predicate accepting non-lvalues. Conditionaly warn for
2206 match_operand without a mode. Try much harder to match source
2207 and destination modes on a set.
2208 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2210 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2212 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2214 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2216 * combine.c (simplify_logical): Recognize xor pattern that encodes
2219 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2221 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2224 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2226 * ggc-page.c (MAP_FAILED): Provide default.
2228 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2230 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2231 * sparc.h (PREDICATE_CODES): Update.
2233 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2235 * alpha.c (some_ni_operand): New.
2236 * alpha-protos.h: Declare it.
2237 * alpha.h (PREDICATE_CODES): Update.
2238 * alpha.md (sXaddq reload insns): Use some_ni_operand
2239 for SET_DEST instead of some_operand.
2241 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2242 Jim Wilson <wilson@cygnus.com>
2244 * genrecog.c (maybe_both_true_2): Don't compare modes of
2246 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2247 after find_afterward.
2248 (debug_decision_1): Dump next and afterward codes.
2250 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2252 * rtl.c (dump_and_abort): Remove.
2253 (fatal_with_file_and_line): New.
2254 (fatal_expected_char): New.
2255 (read_rtx_lineno, read_rtx_filename): New.
2256 (read_skip_spaces): Track line number.
2257 (read_name): Use fatal_with_file_and_line.
2258 (read_rtx): Use fatal_expected_char. Track line number.
2259 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2261 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2262 if it isn't a CODE_LABEL.
2264 * genattr.c (main): Set read_rtx_filename.
2265 * genattrtab.c (main): Likewise.
2266 * gencodes.c (main): Likewise.
2267 * genconfig.c (main): Likewise.
2268 * genemit.c (main): Likewise.
2269 * genextract.c (main): Likewise.
2270 * genflags.c (main): Likewise.
2271 * genopinit.c (main): Likewise.
2272 * genoutput.c (main): Likewise.
2273 * genpeep.c (main): Likewise.
2275 * genrecog.c (decision_test.u.insn): Add `lineno'.
2276 (pattern_lineno, error_count): New variables.
2277 (message_with_line): New.
2278 (add_to_sequence): Break out checking code to ...
2279 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2280 (merge_insn): Use message_with_line.
2281 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2282 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2284 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2286 * expr.c (store_constructor): Clear union if constructor is empty.
2288 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2290 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2291 Add !endian checks. Change %{...} to %(...).
2293 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2295 * i386.md (*addsi3_cc): Renamed from addcsi3.
2296 (*addsi3_carry): Renamed from addxsi3.
2297 (*subsi3_cc): Renamed from subcsi3.
2298 (*subsi3_carry): Renamed from subxsi3.
2299 (*xorqi_cc_1): Renamed from xorcqi_1.
2300 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2301 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2303 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2305 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2306 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2308 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2310 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2311 climb up the chain of insns.
2313 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2315 * genrecog.c (write_subroutine): Careful for null trees.
2316 (process_tree): Don't elide empty functions.
2318 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2320 * Makefile.in (genrtl.o): Depend on ggc.h.
2321 * configure.in (valloc): Probe for it.
2322 (with-gc): Use ggc-page if valloc present.
2323 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2324 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2325 (ggc_alloc_string): Moved from ggc-page.c.
2326 * ggc-none.c (ggc_alloc_obj): New.
2327 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2328 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2329 (struct globals): Likewise for dev_zero_fd.
2330 (init_ggc): Likewise for it's initialization.
2331 (ggc_allocated_p): Move careful dereference from ...
2332 (ggc_lookup_page_table): ... here. Delete.
2333 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2334 (alloc_anon): Use valloc if no mmap.
2335 (release_pages): Use free if using valloc.
2336 (ggc_alloc_obj): Renamed from alloc_obj.
2337 (ggc_set_mark): Renamed from mark_obj.
2338 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2339 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2340 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2341 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2342 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2343 (ggc_collect): Use fp printing instead of our own rounding.
2344 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2345 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2346 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2347 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2348 (struct ggc_string, struct ggc_any): Delete.
2349 (offsetof): Provide default definition.
2350 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2352 (struct ggc_mem): New, from corpse of ggc_any.
2353 (struct ggc_status): Delete.
2354 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2355 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2356 (n_strings_collected, n_anys_collected): Delete.
2357 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2358 (ggc_alloc_string, ggc_alloc): Delete.
2359 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2360 (ggc_free_string, ggc_free_any): Delete.
2361 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2362 (ggc_compare_addresses, ggc_mark_string): Delete.
2363 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2364 (search_data): Delete.
2365 (struct globals): New.
2366 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2367 (tree_insert, tree_lookup): New.
2368 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2369 (clear_marks, sweep_objs): New.
2370 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2371 (init_ggc): Set allocated_last_gc.
2372 (ggc_push_context): Gut. Use G.context.
2373 (ggc_pop_context): Likewise.
2374 (ggc_pop_context_1): New.
2375 (debug_ggc_tree): New.
2376 (debug_ggc_balance, tally_leaves): New.
2377 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2378 (ggc_mark_string_if_gcable): Remove decl.
2379 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2380 (ggc_mark_rtvec_children): New.
2381 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2382 (ggc_mark_if_gcable): New decl.
2383 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2384 (ggc_alloc_tree, ggc_alloc): Likewise.
2385 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2386 (ggc_alloc_obj): New decl.
2387 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2388 (ggc_alloc_tree, ggc_alloc): Likewise.
2389 (ggc_set_mark): New decl.
2390 * rtl.h (struct rtx_def): Remove gc_mark.
2391 (struct rtvec_def): Likewise.
2392 * tree.h (struct tree_common): Likewise.
2394 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2396 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2397 float_format and thread_file definitions.
2398 * configure: Rebuilt.
2400 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2402 * extend.texi (Function Names): Document types of function names.
2404 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2406 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2407 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2409 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2411 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2413 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2415 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2417 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2419 * collect2.c (main): Do prelimnary link on AIX if rflag.
2421 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2423 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2424 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2426 (__do_global_dtors): similarly for __DTOR_LIST__.
2428 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2429 Diego Novillo <dnovillo@cygnus.com>
2431 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2434 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2436 * fixincl/*: Merged "no_bogosity" branch
2437 * fixincl/fixlib.h: protect against doubly defining t_bool
2438 * fixincl/server.h: protect against doubly defining t_bool
2440 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2442 * genoutput.c: Include toplev.h.
2444 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2446 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2448 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2449 * configure: Regenerate.
2451 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2453 * gcse.c (delete_null_pointer_checks): Returns void.
2455 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2457 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2458 * emit-rtl.c (copy_insn_1): Likewise.
2460 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2462 * config/mips/mips.c (mips_build_va_list): Correct
2463 TREE_CHAIN setting when hard-float.
2464 (mips_va_start): Use corrected setting.
2465 (mips_va_arg): Likewise. Also pass a tree to build of
2466 POSTINCREMENT_EXPR rather than a naked 'int'.
2468 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2470 * ggc.h (ggc_push_context): Fix comment.
2471 (ggc_pop_context): Likewise.
2472 (mark_string_if_gcable): Likewise.
2473 * ggc-common.c (ggc_mark_rtx_children): Use
2474 ggc_mark_string_if_gcable.
2475 * ggc-page.c (ggc_lookup_page_table): New function.
2476 (ggc_allocated_p): Likewise.
2477 (mark_obj): Fix formatting.
2478 (ggc_mark_string_if_gcable): New function.
2479 * ggc-simple.c (ggc_allocated_strings): New variable.
2480 (ggc_strings_used): Likewise.
2481 (ggc_compare_addresses): New function.
2482 (ggc_pop_context): Pop the `any' memory too.
2483 (ggc_mark_string_if_gcable): New function.
2484 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2486 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2488 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2489 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2490 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2493 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2495 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2496 (sched_reg_live_length, sched_reg_basic_block): Delete.
2497 (current_block_num, bb_live_regs, old_live_regs): Delete.
2498 (dead_notes, struct sometimes): Delete.
2499 (sched_note_set, birthing_insn_p): Delete.
2500 (adjust_priority): Gut useless reg lifetime code.
2501 (create_reg_dead_note, attach_deaths): Delete.
2502 (attach_deaths_insn, new_sometimes_live): Delete.
2503 (finish_sometimes_live): Delete.
2504 (find_pre_sched_live, find_post_sched_live): Delete.
2505 (update_reg_usage): Delete.
2506 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2507 (schedule_insns): Delete reg lifetime code.
2508 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2509 (unlink_other_notes): Adjust REG_NOTE commentary.
2510 (reemit_notes): Use REG_SAVE_NOTE.
2511 (schedule_block): Likewise.
2512 (schedule_region): Allocate bitmap of blocks in region. Use
2513 count_or_remove_death_notes. Use update_life_info.
2515 * rtl.h (REG_SAVE_NOTE): New.
2516 * rtl.c (reg_note_name): Update.
2518 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2520 * combine.c (refresh_blocks, need_refresh): New.
2521 (combine_instructions): Allocate refresh_blocks. Invoke
2522 update_life_info if needed.
2523 (distribute_notes): Mark refresh_blocks instead of installing
2525 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2526 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2528 * Makefile.in (recog.o): Depend on basic-block.h.
2530 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2532 * genrecog.c (add_to_sequence): Thinko last change: delete
2533 shadowing allow_const_int variable.
2535 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2537 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2538 __GNUC__ and __GNUC_MINOR__.
2540 * gansidecl.h: Likewise.
2546 * toplev.h: Likewise.
2552 * varray.c: Likewise.
2554 * varray.h: Likewise.
2556 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2558 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2559 use one before a jump table.
2561 * rtl.def (ADDRESS): Change documentation to match reality.
2562 * md.texi: Don't document it.
2563 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2566 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2568 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2570 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2571 known predicate block; default allow_const_int true.
2572 (debug_decision_list): New.
2574 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2576 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2578 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2580 * gcse.c (gcse_main): Avoid global optimizations if we have a
2581 large number of basic blocks and the ratio of edges to blocks
2583 (delete_null_pointer_checks): Likewise.
2585 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2587 * c-common.c (check_format_info): Warn if format string isn't a
2590 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2592 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2593 * configure: regenerate
2595 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2597 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2598 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2599 (peepholes): Re-enable.
2601 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2603 * Makefile.in (flow.o): Depend on TREE_H.
2604 * basic-block.h (REG_SET_EQUAL_P): New.
2607 (free_regset_vector): Remove declaration.
2608 (flow_delete_insn_chain): Declare.
2609 (enum update_life_extent): New.
2610 (update_life_info, count_or_remove_death_notes): Declare.
2611 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2612 Verify register live at bb->global_live_at_start before adding USE.
2613 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2614 (CLEAN_ALLOCA): New.
2616 (PROP_*): New flags.
2617 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2618 (clear_edges): Zero n_edges.
2619 (make_edge): Increment n_edges.
2620 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2621 (flow_delete_insn_chain): Export.
2622 (delete_block): Decrement n_edges.
2623 (merge_blocks_nomove): Likewise.
2624 (life_analysis): Give life_analysis_1 PROP flags.
2625 (verify_wide_reg_1, verify_wide_reg): New.
2626 (verify_local_live_at_start): New.
2627 (update_life_info): Rewrite to call into propogate_block.
2629 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2630 always mark stack pointer. Conditionally mark PIC register.
2631 After reload, mark call-saved registers, return regsiters.
2632 (life_analysis_1): Accept PROP flags not remove_dead_code.
2633 Call mark_regs_live_at_end before zeroing regs_ever_live.
2634 Use calculate_global_regs_live. Copy global_live_at_end before
2635 calling final propagate_block. Zero reg_next_use on exit.
2636 (calculate_global_regs_live): New.
2637 (allocate_bb_life_data): Don't allocate bb->local_set.
2638 (init_regset_vector, free_regset_vector): Remove.
2639 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2640 Test flags before every operation. Warn if prologue/epilogue insn
2641 would have been deleted.
2642 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2643 Use alloc_EXPR_LIST.
2644 (mark_used_regs): Accept and use FLAGS, not FINAL.
2645 Remove special handling for RETURN.
2646 (try_pre_increment): Use alloc_EXPR_LIST.
2647 (dump_flow_info): Dump n_edges.
2648 (unlink_insn_chain, split_hard_reg_notes): Remove.
2649 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2650 (find_insn_with_note, new_insn_dead_notes): Remove.
2651 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2652 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2653 (replace_insns): Remove.
2654 (count_or_remove_death_notes): New.
2655 (verify_flow_info): Abort on error after all checks.
2656 (remove_edge): Decrement n_edges.
2657 (remove_fake_edges): Tweek format.
2658 * haifa-sched.c (schedule_insns): Use split_all_insns.
2659 * output.h (update_life_info): Remove declaration.
2660 * recog.c (split_all_insns): From the corpse of split_block_insns,
2661 do the whole function block by block. Use update_life_info.
2662 (recog_last_allowed_insn): New.
2663 (recog_next_insn): Mind it.
2664 (peephole2_optimize): Set it. Walk backwards through blocks.
2665 Use update_life_info.
2666 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2667 (split_all_insns): Declare.
2668 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2669 Use split_all_insns.
2671 * i386.md (or -1 peep2s): Disable.
2673 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2675 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2676 a single pattern. Scrap the 'd' versions as unnecessary.
2678 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2679 tablejump_mips162,tablejump_internal4): The operands to a
2680 label_ref must be VOIDmode.
2682 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2684 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2686 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2688 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2690 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2692 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2693 cache every function if ggc_p.
2695 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2697 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2698 instead of copy_rtx. Accept sequences that contain asm statements.
2699 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2700 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2701 orig_asm_operands_vector, copy_asm_operands_vector,
2702 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2704 * rtl.h (copy_insn, copy_insn_1): Declare.
2706 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2708 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2710 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2711 arguments to `current_file_function_operand'.
2713 * genrecog.c: Include hard-reg-set.h and resource.h in the
2714 generated output file.
2716 * real.c: Include tm_p.h.
2718 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2720 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2723 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2725 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2726 before the fctiwz insn.
2728 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2729 Mark Mitchell <mark@codesourcery.com>
2731 * tree.c (make_lang_type_fn): New funtion pointer.
2732 (make_lang_type): Call it.
2733 * tree.h (make_lang_type): Declare.
2734 (make_lang_type_fn): Likewise.
2735 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2737 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2739 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2740 make sure that HIGH instructions are copied into BASE_REGS.
2742 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2744 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2746 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2748 * c-decl.c (finish_struct): Use simpler method of
2749 removing elements of a singly-linked list.
2751 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2753 * alpha.md (peephole2's): Comment out peephole2's that generate
2756 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2758 * genrecog.c (add_to_sequence): Disable mode check for
2761 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2763 * ggc-simple.c (init_ggc): Set empty_string.
2765 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2767 * configure.in: Detect mmap. Add --with-gc=foo to select
2768 garbage collector; default to page if mmap available.
2769 * Makefile.in (GGC): Substitute.
2771 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2773 * c-decl.c (ggc_p): Enable.
2775 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2777 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2779 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2781 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2782 string for little-endian-data.
2784 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2786 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2787 case somebody tries to compile --enable-checking code with gcc
2790 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2792 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2795 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2797 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2798 * jump.c (jump_optimize_1): Document why.
2800 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2802 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2803 pointers and casts for `int_handler' and `quit_handler'.
2805 * flow.c (verify_flow_info, split_hard_reg_notes,
2806 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2807 remove_edge, remove_fake_successors): Add static prototypes.
2808 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2809 (mark_set_1): Initialize variable `regno'.
2810 (unlink_insn_chain): Likewise for variable `curr'.
2811 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2813 * loop.c (strength_reduce): Initialize variable
2814 `unrolled_insn_copies'.
2815 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2816 prototypes. Change these functions to take const PTR parameters
2817 to avoid prototype conflict when used as the comparson argument
2819 (check_dbra_loop): Initialize variable `comparison_val'.
2821 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2822 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2823 (find_valid_class): Initialize variable `best_class'.
2824 (find_reloads): Call memcpy, not bcopy.
2826 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2827 (hard_reg_use_compare): Don't needlessly cast away const.
2828 (reload_reg_class_lower): Likewise.
2829 (choose_reload_regs): Initialize variable `regno'.
2831 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2833 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2835 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2837 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2838 ({,d}discard): Add forward declarations. Declare parameter as
2840 (main_without_main): Explicitly declare return type to be int.
2841 (memcpy): Properly declare.
2843 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2844 building the trampoline support, declare malloc, free, and
2846 (__clear_cache): Mark arguments as potentially unused.
2848 * frame.c (toplevel): If inhibit_libc is defined, declare
2851 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2853 * flow.c (make_edge): Accept an optional 2D bitmap in which
2854 to cache edge existence. Update all callers.
2855 (make_label_edge, make_eh_edge): Pass through the edge cache.
2856 (make_edges): Provide the cache.
2858 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2860 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2862 (local_mbtowc): Change the type of variable `i' from int to size_t.
2864 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2865 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2867 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2869 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2870 after other includes that define the appropriate types. Include
2871 tm_p.h for getting user prototypes.
2872 * ggc-callbacks.c (toplevel): Ditto.
2873 * ggc-none.c (toplevel): Ditto.
2874 * gcc-page.c (toplevel): Ditto.
2875 * ggc-simple.c (toplevel): Ditto.
2877 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2878 Jonathan Larmour <jlarmour@cygnus.co.uk>
2880 * config/mips/mips.c (mips_move_2words): Split doubles if
2881 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2883 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2885 * genrecog.c (struct decision_test): New.
2886 (struct decision): Remove test-related members, sort the rest by size.
2887 (IS_SPLIT): Simplify.
2888 (new_decision, new_decision_test): New.
2889 (add_to_sequence): Use them. No special handling for args of
2891 (maybe_both_true): Renamed from not_both_true; return sense changed.
2892 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2893 of maybe_both_true and adjusted for decision_test.
2894 (position_merit): Remove.
2895 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2896 (merge_accept_insn): New, broken out of merge_trees.
2897 (merge_trees): Use them. No special case for c_test; no node
2898 splitting; use test type instead of position_merit.
2899 (factor_tests): New.
2900 (simplify_tests): New.
2901 (break_out_subroutines): Don't write code now.
2902 (find_afterward): New.
2903 (write_afterward, write_switch, write_cond): New.
2904 (write_action, is_unconditional): New.
2905 (write_node): New. Use them.
2906 (write_tree_1): Rewrite. Use the new functions above.
2907 (write_tree): Remove afterward processing.
2908 (write_subroutine): Simplify function variant emission.
2909 (write_subroutines): New.
2910 (same_codes, clear_codes): Remove.
2911 (same_modes, clear_modes): Remove.
2912 (write_header): New, broken out of main.
2913 (make_insn_sequence): Use new_decision and new_decision_test.
2914 (process_tree): New, broken out of main.
2915 (main): Adjust for merge_trees interface change.
2916 Don't #define operands in the output file.
2917 (record_insn_name): New, broken out of make_insn_sequence.
2918 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2919 (debug_decision): New.
2921 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2923 * resource.c (find_free_register): Mark class_str argument const.
2924 * resource.h: Update prototype to match.
2926 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2927 * i386.md: Give all anonymous insns names.
2929 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2931 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2934 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2936 * toplev.c (dbr_sched_time): Unconditional.
2937 (peephole2_time): New.
2938 (compile_file): Add pass numbers to all of the dump file suffixes.
2939 Dump peephole2_time. Don't dump times for non-applicable passes.
2940 (rest_of_compilation): Add pass numbers to dump file suffixes.
2941 Conditionalize calls to the scheduler.
2942 * invoke.texi: Update.
2944 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2946 * flow.c (make_edges): Fix insn iteration.
2947 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2948 (find_basic_blocks_1): Fix spelling mistake.
2950 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2952 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2953 always have side-effects. Use memset not bzero.
2954 (make_node): Likewise.
2956 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2958 * stmt.c (expand_anon_union_decl): When any of the elements of the
2959 union is addressable, so is the entire union.
2961 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2963 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2965 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2966 * bitmap.c (bitmap_operation): Return true iff TO changed.
2967 (bitmap_equal_p): New.
2968 (bitmap_bit_p): Tidy arithmetic.
2969 (debug_bitmap_file): Likewise.
2971 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2973 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2974 before cse2 instead of after.
2976 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2978 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2981 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2983 * cppinit.c (is_idchar initializer): Loosen tests to accept
2986 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2988 * mips.md: Define conditional move patterns for floating point
2989 operands and DI mode conditions.
2991 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2993 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2994 always have side-effects.
2996 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2998 * mn10200.c (asm_file_start): Fix typo.
3000 * cppinit.c (is_idchar initializer): Tighten tests for when
3001 to put the table into initialized memory.
3003 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3004 not an array of rtunion.
3005 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3006 * gcc-simple (ggc_free_rtvec): Similarly.
3008 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3011 * mbchar.h: Add missing #endif.
3013 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3014 (FPBIT, DPBIT): Define.
3016 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3018 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3020 * profile.c (instrument_arcs, output_gcov_string,
3021 tablejump_entry_p): Add static prototypes.
3022 (output_gcov_string): Constify a char*.
3024 * regmove.c (replacement_quality, fixup_match_2): Add static
3027 * resource.h (reg_dead_p): Add extern prototype.
3029 * rtl.c (trim_filename): Add static prototype.
3031 * scan-decls.c (skip_to_closing_brace): Likewise.
3033 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3034 (expand_end_case): Initialize variable `range'.
3035 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3037 * varasm.c (asm_emit_uninitialised): Add static prototype.
3038 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3041 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3043 * cpplib.c (if_directive_nameo): Add static prototype.
3045 * cse.c (cse_insn): Remove unused variable `p'.
3047 * except.c (create_rethrow_ref, push_entry,
3048 receive_exception_label, new_eh_region_entry, find_func_region,
3049 clear_function_eh_region, process_nestinfo): Add static prototypes.
3050 (get_reg_for_handler): Hide definition.
3051 (process_nestinfo): Initialize variable `extra_handlers'.
3053 * expr.h (expand_builtin_longjmp): Add extern prototype.
3055 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3057 * function.c (prepare_function_start): Likewise.
3058 (pop_function_context_from): Mark parameter `context' with
3060 (push_temp_slots_for_block, flush_addressof): Hide definition.
3062 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3063 solve_program_flow_graph, calculate_branch_probs,
3064 function_summary, main, fancy_abort): Add prototypes.
3066 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3067 (add_hash): Constify a char*.
3069 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3070 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3071 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3073 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3075 * lists.c (free_list, zap_lists): Likewise.
3077 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3079 * alias.c (nonlocal_reference_p): Add static prototype.
3081 * bitmap.c (bitmap_element_allocate): Prototype args in function
3084 * builtins.c (stabilize_va_list): Add static prototype.
3085 (expand_builtin_va_arg): Constify a char*.
3087 * c-lex.c (getch, put_back, extend_token_buffer_to,
3088 read_line_number, token_getch, token_put_back): Add static
3091 * c-parse.gperf (hash, is_reserved_word): Likewise.
3093 * cccp.c (is_dir_separator): Likewise.
3095 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3097 * graph.h: New file to prototype functions exported by graph.c.
3099 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3101 * graph.c: Include graph.h.
3103 * toplev.c: Likewise. Remove redundant prototypes.
3105 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3107 * invoke.texi: Removed duplicated description for -Q.
3109 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3111 * extend.texi: Grammar fix in __extension__ text.
3113 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3115 * md.texi (define_peephole2): New section.
3117 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3119 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3120 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3123 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3125 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3127 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3129 * i386.md (ffs expander): Emit Pentium friendly code for
3132 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3134 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3138 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3140 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3142 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3144 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3147 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3149 * md.texi (No Constraints): Delete section.
3150 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3151 * final.c (final_scan_insn): We always have register constraints.
3152 * genattrtab.c: Don't include "insn-config.h".
3153 (write_attr_case): We always have register constraints.
3154 * genconfig.c (register_constraint_flag): Delete.
3155 (walk_insn_part): Don't check whether we have register constraints.
3156 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3157 * genoutput.c (have_constraints): Delete.
3158 (main): Don't set it.
3159 (output_operand_data): We always have constraints.
3160 (scan_operands): Likewise.
3161 (compare_operands): Likewise.
3162 * local-alloc.c (block_alloc): We always have constraints.
3163 (requires_inout): Always compile this function.
3164 * recog.c (extract_insn): We always have constraints.
3165 (constrain_operands, reg_fits_class_p): Always compile these
3167 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3169 (struct insn_operand_data): Likewise.
3170 * regclass.c (regclass): We always have constraints.
3171 (record_reg_classes, copy_cost, record_address_regs,
3172 auto_inc_dec_reg_p): Always compile these functions.
3173 * regmove.c (regmove_optimize): We always have constraints.
3174 * reload.c (find_reloads): Likewise.
3175 * reload1.c (reload): Likewise.
3176 (reload_cse_simplify_operands): Likewise.
3177 * i860.c (output_delay_insn): Likewise.
3179 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3181 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3183 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3185 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3186 for the va_list record.
3188 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3190 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3193 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3195 * alias.c: Include insn-flags.h.
3196 * Makefile.in (alias.o): Update.
3198 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3200 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3201 to LTU and GEU. Handle more cases using sbb.
3203 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3205 * i386.md (truncatexfdf splitters): Do not use subreg.
3206 (fop XFmode patterns): Fix mode in operand testing.
3208 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3210 * jump.c (jump_optimize_1): Amend last change to test only the
3211 form of the operand, not the insn.
3213 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3214 not register_operand to determine when B may need preloading.
3216 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3218 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3219 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3220 (call-value patterns): Move to end of file.
3221 (*): Remove mode from label_ref in (pc) context.
3222 (movstrqi): Use memory not general_operand for BLKmode operands.
3223 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3224 to register_operand operands.
3225 (peep2 patterns): Convert from commented-out peephole patterns.
3227 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3229 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3230 to BUILT_IN_INIT_DWARF_REG_SIZES.
3231 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3232 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3233 expand_builtin_init_dwarf_reg_sizes.
3234 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3235 with __builtin_init_dwarf_reg_size_table.
3236 * dwarf2out.c (struct reg_size_range): Delete.
3237 (expand_builtin_init_dwarf_reg_sizes): New function.
3238 (expand_builtin_dwarf_reg_size): Delete.
3239 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3240 (expand_builtin_dwarf_reg_size): Don't declare.
3241 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3242 (dwarf_reg_size_table): New.
3243 (init_reg_size_table): New function.
3244 (copy_reg): Use dwarf_reg_size_table.
3245 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3248 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3250 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3251 Correctly build argument list to constructor and destructor functions.
3253 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3255 * c-tree.h (warn_float_equal): Declare.
3256 * c-decl.c (warn_float_equal): Define.
3257 (c_decode_option): Recognize -W[no-]float-equal.
3258 * c-typeck.c (build_binary_op): Conditionally warn
3259 about equality tests of floating point types.
3260 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3261 * invoke.texi: Add docs for -Wfloat-equal warning.
3263 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3265 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3266 generating RTL directly.
3267 * mips.h (INIT_TARGET_OPTABS): Likewise.
3268 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3270 * expr.h (init_mov_optab): Delete declaration
3272 * h8300.c (WORD_REG_USED): Update to avoid useless register
3273 saves in interrupt functions and functions which never return.
3275 * cse.c (struct set): Delete inner_dest_loc field.
3276 (cse_insn): Remove assignments to inner_dest_loc field.
3278 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3280 * ggc-page.c: Don't include <unistd.h> etc taken care of
3281 by "system.h". Include <sys/mman.h> afterward.
3283 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3285 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3288 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3290 * xcoffout.c (xcoffout_declare_function): Add documentation.
3291 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3292 TARGET_64BIT. Compare constant to -1, not bit pattern.
3293 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3294 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3297 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3299 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3301 (gen_inlined_enumeration_type_die): Do not abort if the type has
3302 not been writeen out.
3303 (gen_inlined_structure_type_die): Do not abort if the type has
3304 not been writeen out.
3305 (gen_inlined_union_type_die): Do not abort if the type has
3306 not been writeen out.
3307 (gen_tagged_type_instantiation_die): Do not abort if the type
3308 has not been written out.
3310 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3312 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3314 * reg-stack.c (straighten_stack): Copy hard reg set with
3317 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3319 * builtins.c (stabilize_va_list): Stabilize array type va_list
3320 to a pointer type, not the base record type.
3321 (expand_builtin_va_copy): Dereference the pointers explicitly;
3322 use the correct size for the copy.
3324 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3325 (rs6000_va_arg): Likewise.
3327 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3329 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3331 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3333 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3335 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3337 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3339 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3340 (init_ggc): Use it instead of a constant.
3341 (ggc_collect): Bound allocated_last_gc by it.
3343 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3345 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3348 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3350 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3351 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3353 * config/mips/openbsd.h: New, OpenBSD little endian target.
3354 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3355 * config/mips/xm-openbsd.h: New, OpenBSD host.
3357 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3359 * config/m68k/m68k.c (output_function_prologue,
3360 output_function_epilogue): Use
3361 current_function_uses_pic_offset_table instead of regs_ever_live
3362 to decide whether to save/restore pic register.
3363 (legitimize_pic_address): Don't modify regs_ever_live any more.
3365 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3367 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3368 * stor-layout.c (variable_size): Don't add sizes to the pending
3369 sizes list if x_dont_save_pending_sizes_p is set.
3371 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3373 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3374 for symbolic_operand().
3375 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3377 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3379 * combine.c (gen_rtx_combine): Add missing call to va_end().
3381 * final.c (asm_fprintf): Likewise.
3383 * genattrtab.c (attr_rtx): Likewise.
3385 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3387 * cse.c: Update comments.
3388 (cse_insn): When converting a conditional/computed jump into
3389 an unconditional jump, always make sure a BARRIER immediately
3390 follows the converted jump. Do not delete unreachable code.
3391 (cse_basic_block): Do not delete unreachable code.
3392 * toplev.c (rest_of_compilation): Move call to
3393 delete_trivially_dead_insns after the conditional call to
3396 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3398 * collect2.c (make_temp_file): Don't prototype.
3400 * gcc.c (make_temp_file): Likewise.
3402 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3404 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3406 * varasm.c (asm_emit_uninitialised): New function: Generate
3407 the assembler statements necessary to declare an uninitialised
3409 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3411 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3412 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3414 (assemble_variable): Use asm_emit_uninitialised to emit an
3415 uninitialised variable.
3417 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3419 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3420 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3421 <geoffk@cygnus.com>.
3423 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3425 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3426 * c-common.h (builtin_function): Don't declare.
3428 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3430 (pushdecl): Likewise.
3431 (finish_decl): Likewise.
3432 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3433 int. All callers changed.
3434 Set the builtin's DECL_BUILT_IN_CLASS.
3435 * tree.h (enum built_in_class): New.
3436 (enum built_in_function): Delete NOT_BUILT_IN.
3437 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3439 (DECL_SET_FUNCTION_CODE): Likewise.
3440 (DECL_BUILT_IN_CLASS): New macro.
3441 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3442 (struct tree_decl): Split builtin function code field into a
3444 (builtin_function): Declare.
3446 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3448 * optabs.c (init_traps): Fix typo in last change.
3450 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3452 * toplev.c (rest_of_decl_compilation): Update comment.
3454 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3456 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3457 in .sbss if appropriate.
3458 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3459 (SBSS_SECTION_ASM_OP): New macro.
3460 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3461 (EXTRA_SECTIONS): Add in_sbss.
3462 * config/mips/mips.h: Prototype sbss_section.
3464 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3466 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3469 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3471 * optabs.c (init_traps): Register trap_rtx as a GC root.
3473 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3475 * config/mips/mips.c (function_arg_pass_by_reference): Define
3476 unconditionally, since it's called unconditionally.
3478 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3480 * toplev.c (documented_lang_options): Add -fshort-wchar.
3481 * c-decl.c (c_decode_option): Likewise.
3482 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3484 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3485 * gcc.c (default_compilers): If -fshort-wchar,
3486 override __WCHAR_TYPE__.
3487 * tm.texi (C Dialect Options): Add -fshort-wchar.
3489 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3490 symbol for a variable.
3492 * cpplib.h (CPP_PREPROCESSED): New macro.
3493 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3494 we're seeing this input for a second time.
3496 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3498 * emit-rtl.c (init_emit_once): Initialize modes first.
3500 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3502 * config/i386/i386.c (pic_label_name): Change to char pointer.
3503 (global_offset_table): New variable.
3504 (load_pic_register): Fill global_offset_table if it hasn't
3505 already been done. Allocate pic_label_name dynamically.
3506 * ggc.h (empty_string): New variable.
3507 * ggc-simple.c (empty_string): Likewise.
3508 (init_ggc): Allocate empty_string and add as root.
3509 * stmt.c (digit_strings): New variable.
3510 (init_stmt): Add last_block_end_note as root. Allocate and
3511 initialize digit_strings.
3512 (expand_asm_operands): Use empty_string instead of string
3513 constant. Use digit_strings instead of string constants.
3514 * profile.c (init_arc_profiler): Allocate string with
3515 ggc_alloc_string instead of xmalloc.
3516 (output_func_start_profiler): Likewise.
3517 * c-typeck.c (digest_init): Check if init is error_mark_node.
3519 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3520 Richard Henderson <rth@cygnus.com>
3522 * ggc-page.c: New file.
3523 * Makefile.in (ggc-page.o): New.
3525 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3527 * invoke.texi: Document -fdelete-null-pointer-checks
3528 * toplev.c (flag_delete_null_pointer_checks): New.
3529 (f_options): Add entry for -fdelete-null-pointer-checks.
3530 (rest_of_compilation): Conditionalize null pointer check
3531 elimination on flag_delete_null_pointer_checks.
3532 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3534 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3536 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3537 copyright notice and special exception to GPL.
3539 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3541 * abi64.h (mips_function_value): Add prototype arguments.
3543 * mips-protos.h: New file with mips prototypes.
3545 * mips.c: Include "tm_p.h".
3546 (mktemp, lookup_name): Add prototype arguments.
3547 (extern_list, string_constant, mips_fill_delay_slot,
3548 mips_output_external, mips_output_external_libcall,
3549 mips_output_filename, mips_declare_object, function_prologue,
3550 mips_expand_prologue, function_epilogue, mips16_constant,
3551 build_mips16_function_stub, mips_output_conditional_branch):
3553 (mips_va_start): Remove unused variable `u'.
3554 (mips_va_arg): Cast value to unsigned when comparing against one.
3556 (save_restore_insns, mips_expand_prologue): Add missing arg in
3557 call to `large_int'.
3559 * mips.h: Move prototypes to mips-protos.h.
3560 (data_section, memory_address_p, rdata_section,
3561 readonly_data_section, simple_epilogue_p, text_section): Delete
3562 prototypes delcared elsewhere.
3563 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3565 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3567 * mips.md: Delete extra args in call to `mips_move_2words'.
3569 * xm-iris6.h (alloca): Add prototype argument.
3571 * genpeep.c: Include "tm_p.h" in generated output file.
3573 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3575 * basic-block.h (find_edge_index): Change parameters.
3576 * flow.c (verify_edge_list): Pass basic_block parameters to
3577 find_edge_index instead of integers.
3579 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3581 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3584 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3586 * gcc.1: Fix a formatting error.
3588 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3590 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3591 i786, mn10200, mn10300, pdp11, v850.
3593 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3595 * libgcc2.c (num_digits): Add prototype with
3596 __attribute__((const)).
3597 (__terminate): Add prototype.
3599 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3601 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3603 * alpha/alpha.c (print_operand): Fix type of `code'.
3604 (alpha_output_filename): Constify.
3605 * alpha/alpha.h: Move all function declarations ...
3606 * alpha/alpha-protos.h: ... here. New file.
3607 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3608 (SECTION_FUNCTION_TEMPLATE): Likewise.
3610 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3612 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3613 * expr.c (expand_expr): Likewise.
3614 (do_jump): Likewise.
3615 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3616 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3618 (enum can_compare_purpose): New.
3619 (can_compare_p): Adjust prototype.
3620 (prepare_cmp_insn, prepare_operand): Declare.
3621 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3622 * optabs.c (cmp_available_p): Deleted.
3623 (expand_abs): Pass ccp_jump to can_compare_p.
3624 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3625 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3626 Call can_compare_p rather than cmp_available_p.
3627 (prepare_operand): No longer static.
3628 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3629 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3630 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3631 sequence to use emit_cmp_and_jump_insns.
3632 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3634 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3636 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3637 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3638 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3639 (plus (reg) (const_int 0))
3640 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3642 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3644 * rs6000.c (expand_block_move): DImode loads and stores require
3645 word-aligned displacements. Increment address registers with
3646 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3648 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3650 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3651 is no name for the base type, rather than segfault. If we are
3652 writing out a complex integer type, use DW_ATE_lo_user.
3654 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3655 in one word or less (complex char, complex short, or on 64 bit
3656 systems complex float) to/from a hard register, copy it through
3657 memory instead of dying in gen_{real,imag}part. If we have a
3658 short complex type, prevent inlining since it allocates stack
3661 * tree.c (build_complex_type): If we are writing dwarf2 output,
3662 generate a name for complex integer types.
3664 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3666 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3667 * flow.c (remove_edge): Remove extra whitespace.
3668 (remove_fake_edges): Fix comment.
3669 (add_noreturn_fake_exit_edges): Use the correct name.
3671 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3673 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3674 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3675 (clean): Depend on INTL_CLEAN.
3676 (maintainer-clean): Adjust.
3678 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3680 * configure.in (AC_PREREQ): Bump to 2.13.
3681 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3683 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3685 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3687 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3689 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3690 (HAVE_STRINGIZE): Define.
3692 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3694 * c-parse.in: save and restore warn_pointer_arith on __extension__
3695 along with pedantic.
3696 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3697 Set the type of extension to itype rather than $<itype>1 kludge.
3698 * extend.texi (Alternate Keywords): Adjust documentation.
3699 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3701 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3703 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3704 most assembler templates.
3706 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3707 FP loads and stores.
3708 (following_call): Always return zero for the PA8000.
3709 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3710 FP loads and stores.
3711 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3713 * pa.h (BRANCH_COST): Define.
3715 * pa.md (return, return_internal): Use bve for PA2.0.
3717 * pa.md (fused multiply): Add variants which reduce height for the
3718 fused multiply, but which still generate 2 insns.
3719 (fnegabs): Similarly.
3721 * pa.md (subsi3): Turn into an expander. Create two anonymous
3722 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3723 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3725 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3727 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3729 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3730 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3732 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3735 * flow.c (record_active_eh_regions): Terminate loop after finding
3736 the last insn in the last basic block.
3738 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3740 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3742 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3744 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3746 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3748 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3749 splitting to not use output template.
3751 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3753 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3754 * config/c4x/c4x.c (c4x_va_start): New function.
3756 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3758 * genrecog.c (not_both_true): Handle correctly cases when called for
3759 tests with different positions in the insn.
3761 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3763 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3765 * system.h (HOST_PTR_PRINTF): ... to here.
3767 * mips-tfile.c: Don't include machmode.h.
3769 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3770 (mips-tfile.o): Don't depend on machmode.h.
3772 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3774 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3775 avoid conflicts with typedef struct `region' at the top level scope.
3777 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3779 * basic-block.h (basic_block): Add eh_beg, eh_end.
3780 * flow.c (entry_exit_blocks): Update.
3781 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3783 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3784 lists.c functions to allocate insn lists.
3785 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3787 (make_eh_edge): ... here. New.
3788 (move_stray_eh_region_notes): New.
3789 (record_active_eh_regions): New.
3790 (delete_unreachable_blocks): Split out block merging ...
3791 (try_merge_blocks): ... here. New.
3792 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3793 Dump debugging data.
3794 (merge_blocks_move_successor_nojumps): Likewise.
3795 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3797 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3799 * extend.texi (Bound member functions): Document unbound pmf
3802 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3804 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3805 has the EXIT_BLOCK as a dest.
3807 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3809 * flow.c (remove_edge): New function to remove an edge from the
3811 (remove_fake_successors): New function to remove fake successor edges.
3812 (remove_fake_edges): New function to remove all fake edges from the
3814 (add_fake_exit_edges): New function to add fake edges from all blocks
3815 with no successors to the exit block.
3816 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3817 prototypes for new functions.
3819 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3821 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3822 Use Pmode to determine whether to output .dword or .word.
3824 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3826 * tree.c (built_in_filename): New variable.
3827 (BUILT_IN_FILENAME): New macro.
3828 (init_tree_codes): Allocate built_in_filename.
3829 (make_node): Use built_in_filename instead of string constant.
3831 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3833 * configure.in: Add fr30 target.
3834 * configure: Regenerate.
3835 * config/fr30: New directory.
3836 * config/fr30/crti.asm: New file.
3837 * config/fr30/fr30.c: New file.
3838 * config/fr30/crtn.asm: New file.
3839 * config/fr30/fr30.h: New file.
3840 * config/fr30/fr30.md: New file.
3841 * config/fr30/lib1funcs.asm: New file.
3842 * config/fr30/t-fr30: New file.
3843 * config/fr30/xm-fr30.h: New file.
3845 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3847 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3848 BARRIER at the end of the successor, not the BARRIER before
3851 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3853 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3855 * stmt.c (any_pending_cleanups): Don't crash when
3856 current_function->stmt is unset.
3858 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3860 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3861 other initializations that may use it for relative offsets.
3863 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3865 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3866 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3867 * config/i386/sol2dbg.h: Removed.
3868 * config/i386/sol2gas.h: New file, to enable gas work-around.
3869 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3870 Don't use sol2dbg.h.
3871 * configure: Rebuilt.
3873 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3875 * invoke.texi (-fthis-is-variable): Remove documentation.
3877 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3879 * basic-block.h (compute_bb_for_insn): Declare.
3880 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3881 to use; set size of basic_block_for_insn directly.
3882 (find_basic_blocks): Update.
3884 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3886 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3888 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3890 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3891 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3893 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3895 * c-decl.c (c_decode_option): Extend comment.
3897 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3899 * toplev.c (progname): Make 'const char *'
3900 (flag_print_mem): Move out of main.
3901 (version_flag): Move out of main.
3902 (filename): Move out of main.
3903 (debug_args): Remove g prefix from options.
3904 (documented_lang_options): Remove cpplib specific options.
3905 (display_help): Add g prefix to debug options.
3906 (check_lang_option): Delete this function.
3907 (decode_d_option): New function: Decode -d... option.
3908 (decode_f_option): New function: Decode -f... option.
3909 (decode_W_option): New function: Decode -W... option.
3910 (decode_g_option): New function: Decode -g... option.
3911 (independent_decode_option): New function: Decode a language
3912 independent command line option.
3913 (main): Invoke lang_decode_option and then
3914 independent_decode_option on each command line option in
3917 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3919 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3920 * fold-const.c (fold_range_test): Do not try to fold the range
3921 test if the rhs or lhs has side effects.
3923 * basic-block.h (compute_flow_dominators): Declare.
3925 * gcse.c (alloc_code_hoist_mem): New function.
3926 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3927 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3928 (hoist_code, one_code_hoisting_pass): Likewise.
3929 (gcse_main): If optimizing for size, then hoist expressions
3930 computed in multiple dominated basic blocks.
3932 * gcse.c (invalid_nonnull_info): New function.
3933 (delete_null_pointer_checks): Likewise.
3934 * rtl.h (delete_null_pointer_checks): Declare.
3935 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3937 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3938 (merge-blocks_move_successor_nojumps): Likewise.
3939 (merge_blocks): Allow merging of some blocks, even if it requires
3940 physical movement of the blocks, but not if it requires new jumps.
3942 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3943 Callers and prototype changed.
3944 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3946 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3948 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3949 -YP when both -p and -pg are present. From i386/sol2.h.
3951 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3953 * Makefile.in (distclean): Delete tm_p.h.
3954 * configure.in: Create a new file, "tm_p.h", from a list in
3955 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3956 "i386/i386-protos.h".
3958 * alias.c: Include "tm_p.h".
3959 * c-typeck.c: Likewise.
3960 * calls.c: Likewise.
3962 * emit-rtl.c: Likewise.
3963 * explow.c: Likewise.
3964 * expmed.c: Likewise.
3966 * final.c: Likewise.
3968 * fold-const.c: Likewise.
3969 * function.c: Likewise.
3971 * global.c: Likewise.
3972 * haifa-sched.c: Likewise.
3973 * integrate.c: Likewise.
3975 * local-alloc.c: Likewise.
3977 * optabs.c: Likewise.
3978 * recog.c: Likewise.
3979 * reg-stack.c: Likewise.
3980 * regclass.c: Likewise.
3981 * regmove.c: Likewise.
3982 * reload.c: Likewise.
3983 * reload1.c: Likewise.
3984 * reorg.c: Likewise.
3985 * resource.c: Likewise.
3987 * stor-layout.c: Likewise.
3988 * toplev.c: Likewise.
3990 * unroll.c: Likewise.
3991 * genattrtab.c (main): Make generated file include "tm_p.h".
3992 * genemit.c (main): Likewise.
3993 * genoutput.c (main): Likewise.
3994 * genrecog.c (main): Likewise.
3996 * i386.h: Delete all prototypes.
3997 * i386.c: Include "tm_p.h".
3998 (ix86_attr_length_default): Call constant_call_address_operand
3999 with correct number of arguments.
4000 * i386-protos.h: New file.
4001 * i386.md (unnamed patterns): Call constant_call_address_operand
4002 with correct number of arguments.
4003 (exception_receiver): Call load_pic_register with correct number
4006 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4008 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4010 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4012 * rtl.h (insns_safe_to_move_p): New function.
4013 * loop.c (find_and_verify_loops): Use it.
4014 * rtlanal.c (insns_safe_to_move_p): Define it.
4016 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4018 * c-pragma.c: Include ggc.h.
4019 * Makefile.in (c-pragma.o): Update.
4021 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4023 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4024 (LIB_SPEC): Likewise.
4025 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4026 Reindent -YP/-p/-pg.
4027 Copied from config/sparc/sol2.h.
4029 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4031 * c-pragma.c (mark_align_stack): New.
4033 * c-pragma.h (init_pragma): Declare it.
4034 * c-lex.c (init_parse): Call it.
4036 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4038 * configure.in: Pick up thread library on Solaris/x86 just
4039 like on Solaris/sparc.
4040 * configure: Rebuilt.
4042 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4044 * rtl.h (global_rtx_index): New enum.
4045 (global_rtl): Change to array of rtx.
4046 (pc_rtx, cc0_rtx): Redefine accordingly.
4047 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4048 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4049 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4050 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4051 (const_int_rtx): Change to array of rtx.
4052 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4054 * emit-rtl.c (global_rtl): Change to array of rtx.
4055 (const_int_rtx): Change to aray of rtx.
4056 (gen_rtx_CONST_INT): Redefine accordingly.
4057 (init_emit_once): Allocate and initialize global_rtl. Likewise
4058 for const_int_rtx. Add both as GC roots.
4059 * genattrtab.c (global_rtl): Update declaration.
4061 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4063 * Makefile (USER_H): Add iso646.h back.
4065 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4067 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4068 zapping the LOG_LINKS of sched_before_next_call.
4070 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4071 * pa.c (insn_refs_are_delayed): Renamed from
4072 insn_sets_and_refs_are_delayed.
4074 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4076 * functiion.h (struct function): Add x_whole_function_mode_p.
4077 (retrofit_block): Declare.
4078 * function.c (retrofit_block): New function.
4079 (identify_blocks): Add assertions. Allow an incomplete set of
4080 block notes if we're still generating code for the function.
4081 * integrate.c: Include loop.h.
4082 (expand_inline_function): Call find_loop_tree_blocks to map block
4083 notes to blocks when in whole-function mode. Use retrofit_block
4084 to insert new BLOCKs for the inlined function, rather than
4086 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4087 * Makefile.in (integrate.o): Depend on loop.h.
4089 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4091 * tree.h (warn_about_unused_variables): Declare.
4092 * stmt.c (warn_about_unused_variables): New function, split out
4094 (expand_end_bindings): Here.
4096 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4098 * stmt.c (preserve_subexpressions_p): Don't crash when
4099 current_function->stmt is unset.
4101 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4103 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4104 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4105 (expand_start_target_temps): Use it.
4106 * except.c (expand_eh_region_start_for_decl): Likewise.
4107 * expr.c (expand_expr): Likewise.
4109 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4111 * fold-const.c (operand_equal_p): Pay attention to side effects.
4113 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4115 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4116 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4118 * tlink.c (scan_linker_output): Look for keywords before accepting
4119 a mangled name in quotes.
4121 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4123 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4124 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4126 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4128 * alpha.md: Revert Thu Nov 26 change that came in through the
4129 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4130 Avoid earlyclobber when possible.
4132 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4134 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4136 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4137 Define HAVE_ON_EXIT.
4139 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4141 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4142 CTYPE_CONV in all ctype macros.
4144 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4147 * cexp.y (initialize_random_junk): Likewise.
4149 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4151 * i370.c (handle_pragma): Likewise.
4153 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4155 * v850.c (override_options): Likewise.
4157 * doprint.c (_doprnt): Likewise.
4159 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4162 * fixinc/server.c (load_data): Likewise.
4164 * fold-const.c (real_hex_to_f): Likewise.
4166 * genattr.c (write_upcase, gen_attr): Likewise.
4168 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4169 write_upcase): Likewise.
4171 * genemit.c (print_code): Likewise.
4173 * genopinit.c (gen_insn): Likewise.
4175 * genpeep.c (print_code): Likewise.
4177 * genrecog.c (print_code): Likewise.
4179 * optabs.c (init_libfuncs): Likewise.
4181 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4183 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4185 (reemit_notes): Likewise.
4187 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4189 * ggc.h (ggc_root): Move to ggc-common.c.
4191 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4192 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4193 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4194 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4195 * ggc-common.c (ggc_root): Move from ggc.h.
4196 (roots): Declare, static.
4197 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4198 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4199 null or check/set mark bit.
4200 (ggc_mark_roots): New.
4201 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4203 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4205 * m32r.c: Include toplev.h.
4206 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4207 (gen_compare): Rename swap_p to must_swap to match uses.
4208 Add default abort case.
4209 (m32r_output_function_epilogue): Remove unused variables.
4210 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4211 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4212 define to empty parameter list. Update all uses.
4213 (predicate decls): Use enum machine_mode not int.
4214 * m32r.md (movsi): Call abort, not fatal_insn.
4215 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4217 1999-09-14 Andrew Haley <aph@cygnus.com>
4219 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4220 use $0 instead of 0.
4222 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4224 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4225 computation out of loop over hard regs.
4227 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4229 * function.c (identify_blocks): Don't shadow a variable in an
4231 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4232 pushdecl, or poplevel to build up the new BLOCK tree.
4233 (expand_inline_function): Likewise.
4234 (integrate_parm_decls): Likewise.
4236 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4238 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4240 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4242 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4243 * invoke.texi: Document this change.
4245 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4247 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4249 (mark_emit_status): Renamed from mark_emit_state.
4250 * except.c (mark_eh_status): Renamed from mark_eh_state.
4251 Check not null before marking.
4252 (free_eh_status): New.
4253 * expr.c (mark_expr_status, free_expr_status): New.
4254 * function.c (free_machine_status): New.
4255 (free_after_parsing): New.
4256 (free_after_compilation): Move bits to free_after_parsing; call
4257 free_eh_status, free_expr_status; zero the marked members of the
4259 (prepare_function_start): No can_garbage_collect.
4260 Call init_eh_for_function.
4261 (expand_dummy_function_end): Free up current_function state.
4262 (mark_function_status): Renamed from mark_function_state.
4263 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4264 * function.h (struct function): No can_garbage_collect.
4265 (free_machine_status, free_after_parsing): Declare.
4266 (free_eh_status, free_expr_status): Declare.
4267 * ggc.h (mark_expr_status): Declare.
4268 * stmt.c (free_stmt_status): Free the struct.
4269 (mark_stmt_status): Renamed from mark_stmt_state.
4270 (init_stmt): Don't call init_eh.
4271 (init_stmt_for_function): Don't call init_eh_for_function.
4272 * toplev.c (compile_file): Call init_eh.
4273 (rest_of_compilation): Free basic block info before ggc_collect.
4274 Call free_after_parsing; conditionally call free_after_compilation.
4275 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4276 Check not null before marking.
4277 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4279 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4281 * c-lex.c (yylex): Initialize warn.
4283 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4285 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4286 register when performing secondary reloads for the SAR register.
4288 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4290 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4291 (NOTE_BLOCK): New macro.
4292 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4293 * function.h (identify_blocks): Change prototype.
4294 * function.c (identify_blocks): Simplify.
4295 (reorder_blocks): Likewise.
4296 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4297 NOTE_INSN_BLOCK_{BEG,END}.
4298 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4299 the list of saved notes if the note isn't a
4300 NOTE_INSN_BLOCK_{BEG,END}.
4301 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4303 (reemit_notes): Adjust recreation of notes to reflect new saved
4305 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4306 printing a block note.
4307 * stmt.c (block_vector): Remove.
4308 (find_loop_tree_blocks): Simplify.
4309 (unroll_block_trees): Likewise.
4310 * tree.h (reorder_block): Change prototype.
4312 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4314 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4315 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4316 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4317 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4318 (atexit, exit): Simplify.
4319 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4320 * config/lots: Remove defns of HAVE_ATEXIT.
4322 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4324 * calls.c (precompute_arguments): Fix typo in comment.
4325 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4328 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4330 * dsp16xx.c (override_options): Fix typos in GC root registration.
4332 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4334 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4336 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4337 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4338 (CC1_SPEC): Likewise.
4340 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4342 * genattr.c (main): Add extern prototype. Call return, not exit.
4343 * genattrtab.c (main): Likewise.
4344 * gencheck.c (main): Likewise.
4345 * gencodes.c (main): Likewise.
4346 * genconfig.c (main): Likewise.
4347 * genemit.c (main): Likewise.
4348 * genextract.c (main): Likewise.
4349 * genflags.c (main): Likewise.
4350 * gengenrtl.c (main): Likewise.
4351 * genopinit.c (main): Likewise.
4352 * genoutput.c (main): Likewise.
4353 * genpeep.c (main): Likewise.
4354 * genrecog.c (main): Likewise.
4356 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4357 * genattrtab.c (get_insn_name): Likewise.
4358 * gencodes.c (get_insn_name): Likewise.
4359 * genconfig.c (get_insn_name): Likewise.
4360 * genemit.c (get_insn_name): Likewise.
4361 * genextract.c (get_insn_name): Likewise.
4362 * genflags.c (get_insn_name): Likewise.
4363 * genopinit.c (get_insn_name): Likewise.
4364 * genpeep.c (get_insn_name): Likewise.
4366 * gencheck.c (usage): Add static prototype.
4367 * genextract.c (print_path): Constify a char*.
4368 * genopinit.c (optabs): Likewise.
4369 * genoutput.c (operand_data, data, output_predicate_decls,
4370 compare_operands): Likewise.
4371 * genrecog.c (write_tree): Add default case in switch.
4373 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4375 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4377 * print-rtl.c (get_insn_name): Remove prototype.
4379 * toplev.h (progname): Declare const.
4381 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4382 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4383 dump_sched_info, dump_local_alloc, regset_release_memory,
4384 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4385 error_with_file_and_line, error_with_decl, error_for_asm, error,
4386 fatal, warning_with_file_and_line, warning_with_decl, warning,
4387 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4388 Remove redundant prototypes.
4390 (notice, check_lang_option, report_file_and_line, vnotice,
4391 mark_file_stack): Add static prototype.
4392 (set_fatal_function): Add prototype.
4393 (vnotice, report_file_and_line, set_fatal_function,
4394 check_lang_option): Constify a char*.
4395 (main): Prototype. Call return, not exit.
4397 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4399 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4401 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4403 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4405 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4407 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4409 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4410 behave as if it's zero in all cases.
4411 (expand_function_start): Adjust call to assign_parms.
4412 * tree.h (assign_parms): Adjust prototype.
4413 * objc/objc-act.c (hack_method_prototype): Adjust call to
4416 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4418 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4419 arg_pointer_rtx fixed if the argument pointer register is
4421 (NONZERO_BASE_PLUS_P): Likewise.
4423 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4425 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4426 match_insn2 to match_insn.
4427 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4429 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4431 * Makefile.in (USER_H): Remove va-foo.h.
4433 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4434 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4435 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4436 va-spur.h,va-v850.h}: Remove.
4438 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4440 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4441 (in_return_delay): Use it instead of match_insn.
4443 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4445 * config/alpha/va_list.h (va-alpha.h): Do not include.
4446 (__gnuc_va_list): Typedef as in varargs.h.
4448 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4450 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4451 DECL_LIVE_RANGE_RTL.
4453 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4455 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4456 not NOTE_BLOCK_NUMBER.
4457 (expand_eh_region_end): Likewise.
4458 (find_exception_handler_labels): Likewise.
4459 (scan_region): Likewise.
4460 (exception_optimize): Likewise.
4461 (update_rethrow_references): Likewise.
4462 (set_insn_eh_region): Likewise.
4463 * final.c (final_scan_insn): Likewise.
4464 * flow.c (make_edges): Likewise.
4465 * integrate.c (expand_inline_function): Likewise.
4466 * print-rtl.c (print_rtx): Likewise.
4468 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4470 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4471 terms of builtin functions and types.
4473 * mips.c (mips_build_va_list): New.
4474 (mips_va_start, mips_va_arg): New.
4475 * mips.h (BUILD_VA_LIST_TYPE): New.
4476 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4478 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4479 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4480 * sh.h (BUILD_VA_LIST_TYPE): New.
4481 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4483 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4485 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4486 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4487 (struct insn_data): Likewise with n_operands, n_dups,
4488 n_alternatives, output_format.
4489 * regclass.c (scan_one_insn): Cast n_operands to int before
4490 arithmetic inside comparison.
4492 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4494 * toplev.c (compile_function): Unconditionally emit nop.
4496 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4498 * haifa-sched.c (actual_hazard): Move declaration of variable
4499 `this_cost' into the scope where it is used.
4501 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4503 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4504 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4505 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4507 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4509 * jump.c (find_insert_position): Don't declare or define unless
4510 !HAVE_conditional_arithmetic.
4511 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4513 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4515 * recog.c (offsettable_address_p): Prototype function pointer.
4516 (preprocess_constraints): Call memset, not bzero.
4518 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4519 (gcc_obstack_init): Don't declare.
4520 (fix_sizetype): Add static prototype.
4521 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4522 (tree_cons): Call memset, not bzero.
4524 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4525 definition in macro ASM_WEAKEN_LABEL.
4526 (mark_const_hash_entry): Add static prototype.
4528 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4530 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4532 * unroll.c (find_common_reg_term, subtract_reg_term,
4533 loop_find_equiv_value): Add static prototypes.
4534 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4535 (copy_loop_body): Remove unreachable break statement.
4537 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4539 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4541 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4543 Undo some changes from the gcc2 merge:
4544 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4545 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4549 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4550 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4551 initialized float-int union if the value is a NaN.
4553 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4555 * gthr-win32.h: New file.
4557 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4558 shared as a valid attribute.
4559 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4560 * extend.texi: Document `shared' variable attribute.
4562 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4564 * configure.in: Handle --enable-threads on FreeBSD.
4565 * configure: Rebuit.
4567 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4569 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4571 * configure: Rebuilt.
4573 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4574 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4575 Rosimildo DaSilva <rdasilva@connecttel.com>
4577 * configure.in (m68k-*-rtemscoff*): Added.
4578 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4579 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4580 sparc-rtems configuration.
4581 * configure.in (sparc-*-rtemself*): Added.
4582 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4583 * config/i386/rtems.h: Added comment.
4584 * config/sparc/rtemself.h: New file.
4586 * configure.in (m68k-rtemself): Added.
4587 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4588 and DWARF_DEBUGGING_INFO.
4589 * config/m68k/crti.s: New file.
4590 * config/m68k/crtn.s: New file.
4591 * config/m68k/t-crtstuff: New file.
4592 * config/m68k/rtemself.h: New file.
4594 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4595 global ctor/dtor and C++ exception handling.
4596 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4597 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4599 * config/i386/t-rtems-i386: New File.
4601 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4603 * stmt.c (expand_end_case): Return right away if the case stack is
4606 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4608 * Makefile.in (version.c): Remove rule incorrectly brought in from
4611 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4613 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4614 * msdos/top.sed: Take into account a prepended $(SHELL) to
4616 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4618 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4620 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4622 * regmove.c (fixup_match_1): Don't change an unchanging register.
4623 (stable_but_for_p): Renamed to:
4624 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4625 Changed all callers.
4627 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4629 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4630 insn from BL2 is after the insn from BL.
4632 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4634 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4635 (struct insn_data): Merge `template' and `outfun' into `output'.
4636 Add `output_format'.
4637 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4638 (struct data): Remove `outfun'; add `output_format'.
4639 (name_for_index): Remove declaration.
4640 (output_insn_data): Handle output formats.
4641 (process_template): Emit the bare array for @.
4642 (gen_expand, gen_split): Set output_format to NONE.
4643 * output.h (get_insn_template): Declare.
4644 * final.c (get_insn_template): New.
4645 (final_scan_insn): Use it.
4646 * toplev.c (compile_file): Likewise.
4648 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4649 * i860/i860.c (output_delayed_branch): Likewise.
4650 (output_delay_insn): Likewise.
4652 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4654 * rtl.c (obstack_alloc_rtx): Removed.
4656 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4658 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4660 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4662 * i386.c (call_insn_operand): Reject const_int.
4663 (expander_call_insn_operand): Use call_insn_operand.
4665 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4667 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4669 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4671 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4672 Use DImode operation.
4674 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4676 * gcc.c: Include sys/resource.h.
4677 (report_times): New flag.
4678 (execute): If report_times is set, calculate and report the
4679 CPU time consumed by each subprocess.
4681 (rus, prus): New globals.
4682 (option_map): Add --time.
4683 (display_help): Document -time.
4684 (process_command): Set report_times if -time is given.
4685 Turn off -pipe if -time is given.
4687 * invoke.texi: Document new option -time.
4689 * configure.in: Check for getrusage. Check if we have to
4690 prototype getrusage.
4691 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4692 * configure: Regenerate.
4693 * config.in: Regenerate.
4695 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4697 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4700 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4702 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4703 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4704 (nan): Return _thenan_sf or _thenan_df as appropriate.
4705 (L_thenan_sf): Define _thenan_sf.
4706 (L_thenan_df): Define _thenan_df.
4708 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4709 (DPBIT_FUNCS): Add _thenan_df.
4711 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4713 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4716 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4718 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4721 (lang_specific_driver): Don't take a function pointer parameter.
4722 All callers changed.
4724 * gcc.c: Include gcc.h.
4725 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4726 lang_specific_extra_outfiles, fatal): Don't declare.
4727 (multilib_defaults_raw): Constify.
4728 (read_specs): Call memset, rather than bzero.
4729 (main): Call return, not exit.
4730 (lookup_compiler): Call memcpy, not bcopy.
4731 (fatal): Make extern.
4733 * cppspec.c: Include gcc.h.
4734 (lang_specific_driver): Initialize variable `quote'. Constify a
4735 char*. All calls to the function pointer parameter now
4736 explicitly call `fatal'.
4738 * gccspec.c (lang_specific_driver): Include gcc.h.
4740 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4742 * arm.c (note_invalid_constants): Use recog_data.operand_type
4745 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4747 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4750 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4751 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4752 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4753 reload_secondary_in_reload, reload_secondary_out_reload,
4754 reload_secondary_in_icode, reload_secondary_out_icode,
4755 reload_reg_rtx, reload_when_needed): Delete declarations.
4756 (struct reload): New structure.
4757 (rld): Declare new array.
4758 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4759 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4760 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4761 reload_secondary_in_reload, reload_secondary_out_reload,
4762 reload_secondary_in_icode, reload_secondary_out_icode,
4763 reload_reg_rtx, reload_when_needed): Delete definitions.
4765 (whole file): Replace uses of the deleted arrays with uses of rld.
4766 * reload1.c (whole file): Replace uses of the deleted arrays with
4768 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4769 explicit loops, not with bcopy.
4771 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4773 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4774 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4775 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4776 insn_name): Delete and consolidate into new structures.
4777 (insn_operand_predicate_fn): New.
4778 (insn_output_fn): New.
4780 (struct insn_operand_data): New.
4781 (struct insn_data): New.
4783 (OUT_FCN): Update for insn_data change.
4784 * builtins.c (expand_builtin_strlen): Likewise.
4785 (expand_builtin_memcmp): Likewise.
4786 * combine.c (make_extraction, simplify_comparison): Likewise.
4787 * cse.c (canon_reg, cse_insn): Likewise.
4788 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4789 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4790 (emit_store_flag): Likewise.
4791 * expr.c (convert_move, emit_block_move): Likewise.
4792 (clear_storage, emit_push_insn, expand_increment): Likewise.
4793 (do_store_flag): Likewise.
4794 * expr.h (GEN_FCN): Likewise.
4795 (insn_gen_function): Die.
4796 * final.c (final_scan_insn): Update for insn_data change.
4797 (output_asm_name): Likewise.
4798 * function.c (fixup_var_refs_1): Likewise.
4799 * loop.c (check_dbra_loop): Likewise.
4800 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4801 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4802 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4803 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4804 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4805 * regmove.c (gen_add3_insn): Likewise.
4806 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4807 (find_reloads, find_reloads_address_1): Likewise.
4808 (debug_reload_to_stream): Likewise.
4809 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4810 * stmt.c (expand_end_case): Likewise.
4811 * toplev.c (compile_file): Likewise.
4813 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4814 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4816 * print-rtl.c (insn_name_ptr): Remove declaration.
4817 (get_insn_name): Declare.
4818 (print_rtx): Use it.
4819 * genoutput.c (insn_name_ptr): Remove.
4820 (next_operand_number): New.
4821 (struct operand_data): New.
4822 (null_operand, odata, odata_end): New.
4823 (struct data): Use struct operand_data.
4824 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4825 (get_insn_name): Renamed from name_for_index.
4826 (output_prologue): Define NO_MD_PROTOTYPES.
4827 (output_predicate_decls): Break out from output_epilogue.
4828 Iterate over the operands list.
4829 (output_operand_data): Break out from output_epilogue. Emit
4830 just the operands list.
4831 (output_insn_data): Break out from output_epilogue. Emit just
4833 (output_epilogue): Remove.
4834 (output_get_insn_name): New.
4835 (constraints, op_n_alternatives, predicates, address_p): Die.
4836 (modes, strict_low, seen): Die.
4837 (scan_operands): Take new param `d' instead of writing to
4838 seven global variables.
4839 (compare_operands): New.
4840 (place_operands): New.
4841 (validate_insn_alternatives): Update for struct data change.
4842 (gen_insn): Don't zero or copy 7 global arrays. Update for
4843 scan_operands; call place_operands.
4844 (gen_peephole, gen_expand, gen_split): Likewise.
4845 (main): Update for new output routines.
4847 * genattr.c (insn_name_ptr): Remove.
4848 (get_insn_name): New function.
4849 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4850 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4851 * genrecog.c: Likewise.
4853 * alpha.md (adddi3): Make `pattern' array static.
4855 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4857 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4858 c4x_cpu_version_string): Constify char *.
4859 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4860 c4x_cpu_version_string): Likewise.
4862 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4864 * tree.c (save_tree_status): Revert 10 Sep change.
4865 (restore_tree_status): Likewise. Call obstack_free with NULL
4866 before freeing the obstack proper.
4868 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4870 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4872 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4873 surrounding context.
4875 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4877 * tree.c (type_hash_canon): Put all types in the hash-table, when
4880 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4882 * recog.h (struct recog_data, recog_data): New.
4883 (recog_foo variables): Kill.
4884 * recog.c (recog_operand, recog_operand_loc): Kill.
4885 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4886 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4887 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4888 (recog_data): Define.
4889 (extract_insn): Update all recog_foo references to use recog_data.
4890 (preprocess_constraints, constrain_operands): Likewise.
4891 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4892 * genattrtab.c (main): Likewise.
4893 * genextract.c (main): Likewise.
4894 * genoutput.c: Likewise.
4895 * genrecog.c (write_subroutine, main): Likewise.
4896 * local-alloc.c (block_alloc): Likewise.
4897 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4898 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4899 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4900 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4901 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4902 (reload_cse_simplify_operands): Likewise.
4904 * arc/arc.c (arc_final_prescan_insn): Likewise.
4905 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4906 * h8300/h8300.c (notice_update_cc): Likewise.
4907 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4908 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4909 * mn10200/mn10200.c (notice_update_cc): Likewise.
4910 * mn10300/mn10300.c (notice_update_cc): Likewise.
4911 * romp/romp.c (update_cc): Likewise.
4912 * sparc/sparc.c (check_pic): Likewise.
4913 * v850/v850.c (notice_update_cc): Likewise.
4915 * genemit.c (main): Don't declare recog_operand.
4917 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4919 * ggc.h (rtvec_def): Forward declare.
4920 (tree_node): Likewise.
4923 (ggc_set_mark_rtx): Add prototype.
4924 (ggc_set_mark_rtvec): Likewise.
4925 (ggc_set_mark_tree): Likewise.
4926 * ggc-simple.c (ggc_root): Don't define.
4927 (roots): Don't declare.
4928 (ggc_mark_rtx): Remove.
4929 (ggc_mark_rtvec): Likewise.
4930 (ggc_mark_tree): Likewise.
4931 (ggc_mark_varray): Likewise.
4932 (ggc_mark_tree_hash_table_entry): Likewise.
4933 (ggc_mark_tree_hash_table): Likewise.
4934 (ggc_set_mart_rtx): New function.
4935 (ggc_set_mark_rtvec): Likewise.
4936 (ggc_set_mark_tree): Likewise.
4937 (ggc_add_root): Remove.
4938 (ggc_add_rtx_root): Likewise.
4939 (ggc_remove_tree_root): Likewise.
4940 (ggc_add_string_root): Likewise.
4941 (ggc_add_tree_varray_root): Likewise.
4942 (ggc_add_tree_hash_table_root): Likewise.
4943 (ggc_del_root): Likewise.
4944 (ggc_mark_rtx_ptr): Likewise.
4945 (ggc_mark_tree_ptr): Likewise.
4946 (ggc_mark_string_ptr): Likewise.
4947 (ggc_mark_tree_varray_ptr): Likewise.
4948 (ggc_mark_tree_hash_table_ptr): Likewise.
4949 * ggc-common.c: New file.
4950 * Makefile.in (OBJS): Add ggc-common.o.
4951 (ggc-common.o): List dependencies.
4953 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4955 * cppalloc.c (xstrdup): Use memcpy.
4956 * cpperror.c (cpp_print_containing_files): Don't use
4958 * cpplib.c (conditional_skip): Set temp->lineno.
4959 (do_endif): Make error message less obscure.
4960 (if_directive_name): New function.
4961 (cpp_get_token [case EOF]): Unwind the if stack and generate
4962 error messages for each unterminated conditional in this file.
4963 (parse_string): Do not behave differently if -traditional.
4965 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4967 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4968 va_list decomposing to pointer-type.
4969 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4970 (rs6000_va_arg): Likewise.
4972 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4974 * except.c (start_dynamic_handler): Compute size using
4975 STACK_SAVEAREA_MODE.
4977 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4979 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4980 include directory headers. Don't define strrchr. Don't provide
4981 my_* replacement functions. Prefer PTR over `pointer_type'.
4982 Don't prototype system functions. Don't redefine getopt.
4984 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4985 safe_read, safe_write, save_pointers, restore_pointers,
4986 is_id_char, in_system_include_dir, directory_specified_p,
4987 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4988 find_corresponding_lparen, referenced_file_is_newer,
4989 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4990 process_aux_info_file, identify_lineno, check_source,
4991 seek_to_line, forward_to_next_token_char, output_bytes,
4992 output_string, output_up_to, other_variable_style_function,
4993 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4994 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4995 find_static_definition, connect_defs_and_decs, add_local_decl,
4996 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4997 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4998 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4999 scan_for_missed_items, edit_file, string_list_cons): Add static
5001 (standard_exec_prefix, target_machine, target_version,
5002 default_syscalls_dir, string_list, string_list_cons, find_file,
5003 do_cleaning): Constify a char*.
5004 (safe_read, safe_write): Use PTR, not a char*.
5005 (is_id_char): Take an int, not a char.
5006 (main): Add prototype. Call return, not exit.
5008 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5010 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5011 when comparing types.
5013 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5015 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5016 (strength_reduce): Release the varrays from the no-bivs early exit.
5018 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5019 the loop over the registers.
5021 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5023 (restore_tree_status): Check that instead when freeing the obstack.
5025 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5027 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5030 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5032 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5033 operand size modifiers.
5035 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5037 * c-common.c (c_common_nodes_and_builtins): Don't build
5039 * c-common.h (enum c_tree_index and related accesor macros): Remove
5040 everything now declared in tree.h.
5041 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5042 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5043 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5044 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5045 unsigned_type_node, ptr_type_node, va_list_type_node,
5046 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5047 (init_decl_processing): Call build_common_tree_nodes and
5048 build_common_tree_nodes_2 instead of building their nodes here.
5049 Don't add roots for these nodes.
5050 * stor-layout.c (size_zero_node, size_one_node): Delete.
5051 (set_sizetype): Make a new node for bitsizetype each time.
5052 * tree.c (global_trees): New variable.
5053 (init_obstacks): Add a gc root for it.
5054 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5055 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5056 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5057 (build_common_tree_nodes): New function.
5058 (fix_sizetype): New function.
5059 (build_common_tree_nodes_2): New function.
5060 * tree.h (enum tree_index): New.
5061 (global_trees): Declare.
5062 Add accessor macros for all nodes now moved to global_trees.
5063 Delete their declarations.
5065 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5067 * c-decl.c (finish_function): When processing a nested function,
5068 push and pop GC context around rest_of_compilation.
5070 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5072 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5073 Default ix86_arch to PROCESSOR_I386.
5074 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5075 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5076 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5077 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5078 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5079 (EXTRA_SPECS): Remove deleted specs.
5081 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5083 * function.c (assign_stack_local_1): Allocate from
5084 function->x_frame_offset, not frame_offset.
5086 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5088 * ggc.h (lang_cleanup_tree): Remove.
5089 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5090 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5092 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5093 TYPE_LANG_SPECIFIC when garbage collecting.
5094 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5095 (lang_cleanup_tree): Remove.
5097 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5099 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5100 * crtstuff.c: Not here.
5101 * dwarf2out.c: Or here.
5102 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5105 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5107 * function.h (free_after_compilation): Remove decl parameter.
5108 (free_varasm_status0: Likewise.
5109 (free_emit_status): Likewise.
5110 (free_stmt_status): Likewise.
5111 (free_after_compilation): Likewise.
5112 (init_lang_status): New variable.
5113 (free_lang_status): Likewise.
5114 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5115 * function.c (init_lang_status): New variable.
5116 (free_lang_status): Likewise.
5117 (push_function_context_to): Don't set function::decl here.
5118 (free_after_copmilation): Make decl parameter implicit. Call
5119 free_lang_status if defined.
5120 (prepare_function_start): Call init_lang_status if defined.
5121 (init_function_start): Set function::decl here.
5122 * profile.c (output_func_start_profiler): Don't call pushdecl
5123 until we've actually started the function.
5124 * stmt.c (free_stmt_status): Make decl parameter implicit.
5125 * toplev.c (rest_of_compilation): Don't pass decl to
5126 free_after_compilation.
5127 * varasm.c (free_varasm_status): Likewise.
5129 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5131 * except.c (call_get_eh_context): Add root when allocating static
5134 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5136 * arm.c: Include "ggc.h".
5137 (arm_add_gc_roots): New function.
5138 (arm_override_options): Call it.
5139 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5141 * arm.md (define_asm_attributes): Add a pool_range attribute.
5143 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5145 * extend.texi (Volatiles): New node.
5147 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5149 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5150 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5151 (struct ggc_any): Replace `mark' with `magic_mark'.
5152 (ggc_alloc_string): Use memcpy, not bcopy.
5153 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5154 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5155 (ggc_free_any): New.
5156 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5157 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5158 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5159 Use IS_MARKED. Use ggc_free_any.
5161 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5163 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5165 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5167 * toplev.c (main): Always init_ggc.
5169 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5171 * except.c (find_all_handler_type_matches): Free the list if
5172 we found no matches.
5174 * combine.c (SUBST): Break out to a real function do_SUBST.
5175 (SUBST_INT): Likewise.
5176 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5177 (pre_insert): Free `inserted'.
5178 * loop.c (basic_induction_var): Always set `location'.
5180 * function.c (expand_function_end): Add initial_trampoline as a root.
5181 * rtl.h (init_varasm_once): Declare.
5182 * toplev.c (compile_file): Call it.
5183 * ggc-simple.c (ggc_mark_string_ptr): New.
5184 (ggc_add_string_root): New.
5185 (ggc_collect): Disable collection avoidance temporarily.
5186 * ggc.h (ggc_add_string_root): Declare.
5187 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5188 * optabs.c (init_libfuncs): Likewise.
5189 * varasm.c (named_section): Use ggc_alloc_string.
5190 (make_function_rtl): Likewise.
5191 (make_decl_rtl): Likewise.
5192 (assemble_static_space): Likewise.
5193 (assemble_trampoline_template): Likewise.
5194 (output_constant_def): Likewise.
5195 (force_const_mem): Likewise.
5196 (mark_const_hash_entry): New.
5197 (mark_pool_sym_hash_table): New.
5198 (mark_varasm_state): Use it.
5199 (init_varasm_once): New.
5201 * expr.h (init_one_libfunc): Declare.
5202 * optabs.c (init_one_libfunc): New.
5203 (init_optabs): Use it.
5204 * config/gofast.h: Likewise.
5205 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5206 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5208 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5210 * Makefile.in (cppexp.o): Depend on cpphash.h.
5211 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5213 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5214 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5215 redefining poisoned identifiers, etc.
5216 (do_undef): Don't allow poisoned identifiers to be undefined.
5217 (do_pragma): Add #pragma poison.
5218 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5220 * cccp.c: Add T_POISON node type.
5221 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5223 (do_define): Generalise to handle poisoned definitions,
5224 redefining poisoned identifiers, etc.
5225 (do_undef): Don't allow poisoned identifiers to be undefined.
5226 (do_pragma): Add #pragma poison.
5227 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5229 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5230 * c-pragma.h: Add ps_poison state. We now always have generic
5233 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5235 * ggc.h (ggc_alloc): New function.
5236 (ggc_mark): Likewise.
5237 * ggc-simple.c (ggc_any): New structure.
5238 (ggc_status): Add anys.
5239 (n_anys_collected): New variable.
5240 (ggc_alloc): Define.
5241 (ggc_mark): Likewise.
5242 (ggc_collect): Collect the anys.
5244 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5246 * c-decl.c (mark_binding_level): Make static to match prototype.
5248 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5250 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5252 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5254 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5255 will use into account. Expand the max width to 5.
5258 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5260 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5263 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5265 * alpha.md (call value patterns): Remove the result predicates.
5267 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5269 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5272 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5274 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5275 changed from extern char *, to extern PTR. Also fix typo in
5276 NEED_DECLARATION_REALLOC test.
5278 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5280 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5282 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5283 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5284 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5285 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5287 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5289 * cccp.c (pcfinclude): Likewise.
5291 * global.c (allocno_compare): Likewise.
5293 * haifa-sched.c (rank_for_schedule): Likewise.
5295 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5297 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5299 * stupid.c (stupid_reg_compare): Likewise.
5301 * tree.c (_obstack_allocated_p): Likewise.
5303 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5305 1999-09-08 Bruce Korb autogen@linuxbox.com
5307 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5308 why "gperf -F" fails.
5309 * gcc/cp/Makefile.in: ditto
5310 * gcc/Makefile.in: ditto
5311 * gcc/java/Makefile.in: ditto
5313 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5315 * lists.c: Include ggc.h.
5317 (init_EXPR_INSN_LIST_cache): Install it.
5319 * ggc-simple.c (init_ggc): Absorb the old init.
5320 (ggc_push_context): Use xcalloc.
5321 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5322 (ggc_collect): Add [rvts] tags to the collection stats.
5324 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5326 * cccp.c (main): Fix handling of -include and -imacros options.
5328 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5330 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5332 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5334 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5337 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5339 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5340 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5341 and SET_DEST. Update comment.
5343 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5345 * config/c4x/c4x.c: Include ggc.h.
5346 (c4x_add_gc_roots): New function.
5347 (c4x_override_options): Call c4x_add_gc_roots.
5349 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5351 * defaults.h (TARGET_ESC): Move ...
5352 * system.h: ... here, where Linas had it in the first place. Silly me.
5354 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5356 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5357 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5358 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5359 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5360 * defaults.h (TARGET_ESC): Add default.
5362 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5364 * configure.in: add i370-*-openedition, i370-*-mvs and
5365 i370-*-linux targets
5367 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5369 * dsp16xxx.c: Include ggc.h
5370 (override_options): Mark GC roots.
5371 * mn10200.c: Include ggc.h.
5372 (asm_file_start): Mark GC roots.
5373 * tahoe.c: Include ggc.h.
5374 (extensible_operand): Mark GC roots.
5376 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5378 * README: Add section discussing status of ELF ABI.
5379 * i370.c: Fix misc spelling mistakes.
5380 (i370_label_scan): Updated notes, exception handling.
5381 (i370_function_prolog): Simplify ELF stack handling.
5382 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5383 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5384 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5385 * i370.md: (movdi): Add notes.
5386 (floatsidf2): Use stack not rtca for scratch float area.
5387 (iorsi3): Correct operand constraints.
5388 * x-oe: Restore TAROUTOPTS which are used by pax.
5390 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5392 * rs6000.c: Include ggc.h.
5393 (rs6000_add_gc_roots): New function.
5394 (override_options): Call it.
5396 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5398 * alpha.h (alpha_compare): New.
5399 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5400 * alpha.c: Likewise for the definitions.
5401 (alpha_emit_conditional_branch): Update for alpha_compare.
5402 (alpha_emit_conditional_move): Likewise.
5403 * alpha.md (cmpdf, cmpdi): Likewise.
5404 (setcc patterns): Likewise. Zero alpha_compare after use.
5405 (sne): Optimize (x != 0) into (0U < x).
5407 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5409 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5410 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5411 (INIT_EXPANDERS): Remove.
5412 * alpha.c: Include ggc.h.
5413 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5414 (alpha_init_machine_status, alpha_mark_machine_status): New.
5415 (override_options): Install them.
5416 (struct machine_function): Moved to alpha.h.
5417 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5418 (alpha_init_expanders): Remove.
5419 (alpha_return_addr): Adjust to use current_function->machine.
5420 (alpha_ra_ever_killed): Likewise.
5421 (alpha_expand_epilogue): Likewise.
5422 * alpha.md (eh_epilogue): Likewise.
5424 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5425 Melissa O'Neill <oneill@cs.sfu.ca>
5426 Geoffrey Keating <geoffk@cygnus.com>
5428 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5429 call-used registers (call-saved registers must still be contiguous
5430 and end with r31, of course).
5432 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5434 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5435 (self_promoting_type_p): Delete.
5436 (self_promoting_args_p): Move ...
5437 * c-common.c: ... here.
5438 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5439 (simple_type_promotes_to): New.
5440 * builtins.c (lang_type_promotes_to): New.
5441 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5442 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5443 * c-common.h: ... here.
5444 (self_promoting_args_p, simple_type_promotes_to): Declare.
5445 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5446 (grokdeclarator): Likewise.
5447 * tree.h (lang_type_promotes_to): Declare.
5449 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5451 Add some machine-dependent GC roots.
5452 * sparc.c: Include ggc.h.
5453 (sparc_add_gc_roots): New function.
5454 (mark_ultrasparc_pipeline_state): Likewise.
5455 (override_options): Call sparc_add_gc_roots.
5456 * pa.c: Include ggc.h.
5457 (pa_add_gc_roots): New function.
5458 (mark_deferred_plabels): Likewise.
5459 (override_options): Call pa_add_gc_roots.
5460 * mips.c: Include ggc.h.
5461 (mips_add_gc_roots): New function.
5462 (override_options): Use it.
5464 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5466 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5468 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5469 cpp_parse_expr): Add static prototypes.
5470 (parse_charconst): Don't cast away const-ness.
5471 (token): Constify a char*.
5473 * cppfiles.c (file_name_list, include_hash, find_include_file,
5474 finclude, initialize_input_buffer): Constify a char*.
5475 (file_cleanup, find_position): Add static prototypes.
5477 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5478 collect_expansion): Add static prototypes.
5479 (cpp_install, create_definition, monthnames): Constify a char*.
5481 * cpphash.h (cpp_install): Likewise.
5483 * cppinit.c (known_suffixes, default_include,
5484 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5485 (base_name, dump_special_to_buffer, initialize_dependency_output):
5486 Add static prototypes.
5488 * cpplib.c (my_strerror): Constify a char*.
5489 (null_underflow, null_cleanup, skip_comment, copy_comment,
5490 copy_rest_of_line, handle_directive, pass_thru_directive,
5491 get_directive_token, read_line_number, cpp_print_file_and_line,
5492 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5493 v_cpp_warning_with_line, detect_if_not_defined,
5494 consider_directive_while_skipping): Add static prototypes.
5495 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5496 cpp_pedwarn_with_file_and_line): Constify a char*.
5498 * cpplib.h (cpp_options, include_hash, progname, definition,
5499 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5500 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5501 find_include_file, deps_output, include_hash): Constify a char*.
5503 * cppmain.c (progname): Constify.
5504 (main): Add prototype. Use return, not exit.
5506 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5507 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5508 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5509 check_protection): Add static prototype.
5511 (progname, recognized_macrom, recognized_extern): Constify a char*.
5512 (main): Add prototype.
5514 * gen-protos.c (progname): Constify a char*.
5516 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5518 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5519 (init_emit_once): Add more GC roots.
5520 * except.c (mark_func_eh_entry): New function.
5521 (mark_eh_node): Mark false_label and rethrow_label.
5522 (init_eh): Add more GC roots.
5523 * function.c (free_after_compilation): Take decl as a paramter.
5524 Call free_stmt_status.
5525 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5527 * function.h (free_after_compilation): Change prototype.
5528 (free_varasm_status): Likewise.
5529 (free_emit_status): Likewise.
5530 (free_stmt_status): New function.
5531 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5532 Remove, replacing with ...
5533 (ggc_status): New structure.
5534 (ggc_chain): New variable.
5536 (ggc_push_context): New function.
5537 (ggc_pop_context): Likewise.
5538 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5539 (ggc_alloc_rtvec): Likewise.
5540 (ggc_alloc_tree): Likewise.
5541 (ggc_alloc_string): Likewise.
5542 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5543 (ggc_mark_tree): Give language-dependent code a chance to mark
5545 (ggc_mark_tree_varray): Handle empty arrays.
5546 (ggc_collect): Adjust for use of ggc_chain. Clear
5547 bytes_alloced_since_last_gc.
5548 * ggc.h (ggc_pop_context): New function.
5549 (ggc_push_context): Likewise.
5550 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5551 * stmt.c (free_stmt_status): New function.
5552 (init_stmt_for_function): Clear last_expr_value.
5553 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5554 Conditionalize call to ggc_collect.
5555 (main): Call init_ggc.
5556 * tree.c (push_obstacks): Do the push, even when GC'ing.
5557 (push_obstacks_nochange): Likewise.
5558 (pop_obstacks): Liekwise.
5559 * varasm.c (free_varasm_status): Take decl as a parameter.
5561 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5563 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5564 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5565 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5566 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5568 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5570 * pa/x-pa-mpeix: New file for the MPE port.
5572 * pa/quadlib.asm: New file for long double support.
5574 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5575 * configure: Rebuilt.
5577 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5579 * final.c (shorten_branches): Fix last change.
5581 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5583 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5585 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5587 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5590 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5592 * c-aux-info.c (concat): Don't define.
5594 * cccp.c (my_strerror): Likewise. All callers changed to use
5596 (do_include): Call xstrdup, not xmalloc/strcpy.
5597 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5598 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5600 * collect2.c (my_strsignal): Likewise. All callers changed to use
5602 (locatelib): Call xstrdup, not xmalloc/strcpy.
5604 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5606 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5608 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5610 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5612 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5614 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5616 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5618 (find_all_handler_type_matches): Likewise. Don't check return
5620 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5621 xmalloc, not malloc.
5622 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5624 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5625 (init_spec): Call xcalloc, not xmalloc/bzero.
5626 (set_spec): Call xstrdup, not save_string.
5627 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5628 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5629 (process_command): Call xstrdup, not save_string.
5630 (main): Call xcalloc, not xmalloc/bzero.
5632 * gcov.c (xmalloc): Don't define.
5633 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5634 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5635 (output_data): Call xcalloc, not xmalloc/bzero.
5637 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5639 * mips-tdump.c (xmalloc): Don't define.
5640 (print_symbol): Call xmalloc, not malloc.
5641 (read_tfile): Call xcalloc, not calloc.
5643 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5644 Don't define. All callers of xfree/my_strsignal changed to use
5645 free/strsignal instead.
5646 (allocate_cluster): Call xcalloc, not calloc.
5648 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5649 Fix memory leak, free allocated memory.
5651 * prefix.c (translate_name): Call xstrdup, not save_string.
5652 (update_path): Likewise.
5654 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5656 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5657 Don't define. Callers of xfree/savestring2 changed to use
5658 free/concat instead.
5660 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5661 (init_elim_table): Likewise.
5663 * resource.c (init_resource_info): Likewise.
5665 * stupid.c (stupid_life_analysis): Likewise.
5667 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5668 (open_dump_file): Call concat, not xmalloc/strcpy/...
5669 (clean_dump_file): Likewise.
5670 (compile_file): Call xstrdup, not xmalloc/strcpy.
5672 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5674 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5675 * v850.c (v850_va_arg): New.
5677 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5679 * haifa-sched.c: Tidy comments.
5681 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5683 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5684 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5685 $(out_object_file)): Depend on ggc.h.
5686 * c-common.c: Include "ggc.h".
5687 (combine_strings): If doing GC, use ggc_alloc_string.
5688 * c-decl.c: Include "ggc.h".
5689 (ggc_p): Define with value 0.
5690 (mark_binding_level): New function.
5691 (init_decl_processing): Add GC roots.
5692 (mark_c_function_context): New function.
5693 (lang_mark_false_label_stack): New function.
5694 (lang_mark_tree): New function.
5695 (lang_cleanup_tree): New function.
5696 * c-lang.c: Include "ggc.h".
5697 (lang_init): Call c_parse_init.
5698 * c-lex.c: Include "ggc.h".
5699 (check_linenum): If doing GC, don't copy filenames to permanent
5701 * c-parse.in: Include "ggc.h".
5702 (c_parse_init): New function.
5703 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5704 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5706 * except.c (mark_eh_state): Mark more state.
5707 * function.c (mark_function_state): Likewise.
5708 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5709 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5710 * toplev.c (mark_file_stack): New function.
5711 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5712 (main): Add root for input_file_stack.
5714 * i386.c: Include "ggc.h".
5715 (ix86_mark_machine_status): New function.
5716 (override_options): Set mark_machine_status.
5718 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5720 * tree.c (copy_node): Copy node contents also if doing GC.
5722 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5724 * collect2.c (scan_libraries): Fix double-thinko :-).
5726 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5728 * collect2.c (scan_libraries): Fix thinko.
5730 * cse.c (delete_trivially_dead_insns): Do not skip the last
5731 insn if it is a real insn.
5733 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5735 * Makefile.in (ggc-simple.o): Depend on hash.h.
5736 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5737 (ggc_mark_tree_varray): Likewise.
5738 (ggc_mark_tree_hash_table): Likewise.
5739 * ggc-simple.c: Include hash.h.
5740 (ggc_mark_tree_hash_table_ptr): New function.
5741 (ggc_mark_tree_hash_table_entry): Likewise.
5742 (ggc_mark_tree_hash_table): Likewise.
5743 (ggc_add_tree_hash_table_root): Likewise.
5744 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5745 rtx, when defining fields.
5747 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5749 * profile.c (output_func_start_profiler): Remove apparently
5750 nonsensical call to start_sequence.
5752 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5754 * clipper/clipper.c (clipper_va_start): Fix typos.
5756 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5757 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5758 (spur_va_arg): New stub.
5760 * configure.in: Comment out pyramid.
5762 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5764 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5765 don't conflict with the bits that win32, cygwin, and dgux
5768 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5769 Bernd Schmidt <bernds@cygnus.co.uk>
5771 * integrate.c (function_cannot_inline_p): Do not inline
5772 functions with forced labels.
5774 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5775 Bernd Schmidt <bernds@cygnus.co.uk>
5776 Mark Mitchell <mark@codesourcery.com>
5778 * Makefile.in (ggc-simple.o): Depend on varray.h.
5779 (rtl.o): Depend on ggc.h.
5780 (genattrtab.o): Depend on ggc.h.
5781 (print-tree.o): Likewise.
5782 (fold-const.o): Likewise.
5783 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5784 (make_insn_raw): Don't cache insns when GC'ing.
5785 (emit_insn_before): Likewise.
5786 (emit_insn_after): Likewise.
5787 (emit_insn): Likewise.
5788 (start_sequence): Use xmalloc to allocate the sequence_stack.
5789 (end_sequence): Add free to free it.
5790 (gen_sequence): Don't cache insns when GC'ing.
5791 (clear_emit_caches): Don't use sequence_element_free_list.
5792 (init_emit): Use xcalloc, not xmalloc+bzero.
5793 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5794 * function.c (pop_function_context_from): Use free to free the
5795 fixup_var_refs_queue.
5796 (put_reg_into_stack): Allocate it with xmalloc.
5797 * genattrtab.c: Include ggc.h.
5798 (operate_exp): Don't use obstack_free when GC'ing.
5799 (simplify_cond): Likewise.
5800 (simplify_text_exp): Likewise.
5801 (optimize_attrs): Likewise.
5802 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5804 (gencode): Generate a #include for ggc.h.
5805 * ggc-callbacks.c (ggc_p): Define it to zero.
5806 * ggc-none.c (ggc_p): Likewise.
5807 * ggc-simple.c: Include varray.h.
5808 (ggc_mark_tree_varray): New function.
5809 (ggc_add_tree_varray_root): Likewise.
5810 (ggc_mark_tree_varray_ptr): Likewise.
5811 * ggc.h (ggc_p): Declare.
5812 (varray_head_tag): Likewise.
5813 (ggc_add_tree_varray_root): Declare.
5814 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5815 inconsistencies when GC'ing.
5816 * rtl.c: Include ggc.h.
5817 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5818 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5819 (rtx_free): Don't call obstack_free when GC'ing.
5820 * toplev.c (rest_of_compilation): Call ggc_collect after every
5822 * tree.c (push_obstacks): Do nothing, if GC'ing.
5823 (pop_obstacks_nochange): Likewise.
5824 (pop_obstacks): Likewise.
5825 (make_node): Use ggc_alloc_tree when GC'ing.
5826 (copy_node): Likewise.
5827 (get_identifier): Use ggc_alloc_string when GC'ing.
5828 (build_string): Likewise.
5829 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5830 (tree_cons): Likewise.
5832 (type_hash_canon): Don't call obstack_free when GC'ing.
5834 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5836 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5837 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5839 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5840 Bernd Schmidt <bernds@cygnus.co.uk>
5841 Mark Mitchell <mark@codesourcery.com>
5843 * Makefile.in (stor-layout.o): Depend on ggc.h.
5844 (expr.o): Depend on ggc.h.
5845 (profile.o): Depend on ggc.h.
5846 (stor-layout.o): Depend on ggc.h.
5847 * emit-rtl.c (init_emit_once): Add gc roots.
5848 * expr.c: Include ggc.h.
5849 (emit_block_move): Add gc roots.
5850 (clear_storage): Likewise.
5851 * expr.h (init_stor_layout_once): New function.
5852 * profile.c: Include ggc.h.
5853 (init_arc_profiler): profiler_label is a root.
5854 * scan.c (make_sstring_space): Trust xrealloc to function
5855 correctly with first parameter NULL.
5856 * stor-layout.c: Include ggc.h.
5857 (set_sizetype): Add gc root.
5858 (init_stor_layout_once): New function.
5859 * toplev.c (compile_file): Call it.
5861 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5862 Bernd Schmidt <bernds@cygnus.co.uk>
5863 Mark Mitchell <mark@codesourcery.com>
5865 * Makefile.in (tree.o): Depend on ggc.h.
5866 (varasm.o): Likewise.
5867 (function.o): Likewise.
5869 (except.o): Likewise.
5870 (optabs.o): Likewise.
5871 (emit-rtl.o): Likewise.
5872 * emit-rtl.c: Include ggc.h.
5873 (sequence_element_free_list): Remove, and all references.
5874 (mark_sequence): New functions.
5875 (mark_emit_state): New function.
5876 * except.c: Include ggc.h.
5877 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5878 (mark_tree_label_node): New functions.
5879 (mark_eh_state): New function.
5880 * function.c: Include ggc.h.
5881 (mark_temp_slot, mark_function_chain): New functions.
5882 (mark_function_state): New function.
5883 (init_function_once): New function.
5884 * function.h (init_function_once): New function.
5885 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5886 * ggc.h (label_node): Declare.
5887 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5888 (lang_mark_false_label_stack): New function.
5889 (mark_temp_slot): Remove declaration.
5890 (mark_function_chain): Likewise.
5891 (mark_eh_state): Adjust prototype.
5892 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5894 * optabs.c: Include ggc.h.
5895 (mark_optab): New function.
5896 (init_optabs): Add gc roots.
5897 * stmt.c: Include ggc.h.
5898 (mark_cond_nesting, mark_loop_nesting): New functions.
5899 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5900 (mark_stmt_state): New function.
5901 * toplev.c (compile_file): Call init_function_once.
5902 * tree.c: Include ggc.h.
5903 (type_hash): Move declaration earlier in file.
5904 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5905 (init_obstacks): Add gc roots.
5906 (mark_type_hash): New function.
5907 * varasm.c: Include ggc.h.
5908 (mark_pool_constant): New function.
5909 (mark_varasm_state): New function.
5911 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5913 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5915 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5917 * c-decl.c (struct language_function): Renamed from struct c_function.
5919 (c_function_chain): Delete.
5920 (push_c_function_context): New arg F. Don't warn about nested
5921 functions here. Fill LANGUAGE elt of F. Delete code to update
5922 c_function_chain. Don't call push_function_context.
5923 (pop_c_function_context): New arg F. Restore from there instead of
5924 from c_function_chain. Don't call pop_function_context. Clear out
5925 LANGUAGE field of F when done.
5926 * c-lang.c: Include "function.h"
5927 (lang_init): Initialize save_lang_status and restore_lang_status.
5928 * c-parse.in (nested_function, nested_function_notype): Warn about
5929 nested functions. Call push_function_context/pop_function_context
5930 instead of the _c_ variants.
5931 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5933 * Makefile.in (c-lang.o): Update dependencies.
5935 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5936 regno_pointer_flag, regno_pointer_align.
5937 (gen_reg_rtx): Use xrealloc to enlarge them.
5938 (free_emit_status): New function.
5939 * function.c (mark_machine_status, mark_lang_status): New variables.
5940 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5941 in some bits from assign_stack_local. All callers changed to use new
5943 (assign_stack_local): Just call assign_stack_local_1.
5944 (free_after_compilation): New function.
5945 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5946 (trampoline_address): Likewise.
5947 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5948 (prepare_function_start): Explicitly clear some more variables.
5949 * function.h (struct function): New elt can_garbage_collect.
5950 (mark_machine_status, mark_lang_status): Declare variables.
5951 (free_after_compilation, free_emit_status, free_varasm_status,
5952 init_varasm_status): Declare functions.
5953 * toplev.c (rest_of_compilation): Call free_after_compilation when
5954 done with the current function.
5955 * varasm.c (free_varasm_status): New function.
5957 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5959 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5960 (EXPAND_BUILTIN_VA_ARG): Define.
5961 * sparc.c (sparc_va_start): New.
5962 (sparc_va_arg): New.
5964 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5966 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5968 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5970 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5972 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5974 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5976 (ggc-callbacks.o): New target.
5977 * ggc-callbacks.c: New file.
5979 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5981 * expr.h: Collapse individual optab and libfunc vars to arrays.
5982 (optab_index, libfunc_index): New enumerations.
5983 (optab_table, libfunc_table): New arrays.
5984 Add accessor macros for both.
5986 * optabs.c (optab_table, libfunc_table): New.
5987 Delete declarations for individual optab and libfunc vars.
5989 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5991 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5993 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5995 * Makefile.in (GGC, GGC_LIB): New.
5996 (HOST_RTL): Include ggc-none.o.
5997 (ggc-simple.o): New target.
5998 (ggc-none.o): Likewise.
5999 * tree.h (tree_common): Add gc_mark.
6000 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6001 (struct rtvec_def): Add gc_mark.
6002 * emit-rtl.c (global_rtl): Update static initializers to contain
6003 enough initializers.
6004 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6005 * toplev.c (gc_time): New variable.
6006 (all_time): New variable.
6007 (compile_file): Print gc time.
6008 (print_time): Calculate percentage of the whole.
6010 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6012 Change obstack memory management and varasm constant pool handling so
6013 that nested functions are treated like any other functions.
6014 * function.c (init_machine_status): New variable.
6015 (push_function_context_to): Set contains_functions for the outer
6016 function. Don't call save_varasm_status.
6017 (pop_function_context_from): Don't call restore_varasm_status. Don't
6018 set current_function_contains_functions.
6019 (prepare_function_start): Call init_varasm_status rather than
6020 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6022 * function.h (struct function) Add field varasm. Delete fields
6023 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6024 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6025 (init_machine_status): Declare.
6026 (save_varasm_status, restore_varasm_status): Delete declarations.
6027 (save_tree_status, restore_tree_status): Delete last argument.
6028 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6029 code. All callers changed.
6030 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6031 save_constants_in_decl_trees, restore_constants, save_constants,
6032 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6034 (inlining): New variable.
6035 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6036 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6038 (save_for_inline_nocopy): Don't save constants.
6039 Don't set inl_emit field in current_function.
6040 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6041 function. Set new variable inlining before
6042 calling copy_rtx_and_substitute.
6043 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6044 constant pool references if inlining is nonzero.
6045 Delete ADDRESS and (most of the) CONST cases.
6046 (output_inline_function): Save and restore current_function/
6047 current_function_decl. Delete restore_constants code. Don't call
6048 init_const_rtx_hash_table.
6049 * output.h (init_const_rtx_hash_table): Don't declare.
6050 * rtl.h (struct function): Declare.
6051 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6052 * toplev.c (rest_of_compilation): Don't treat nested functions or
6053 functions containing them specially. Delete all code to deal with
6054 save_for_inline_copying.
6055 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6056 inline_obstacks): Delete variables.
6057 (save_tree_status): Lose arg CONTEXT. All callers changed.
6058 Simply allocate a new function_maybepermanent_obstack for the new
6059 function, delete all the special cases.
6060 Don't save inline_obstacks.
6061 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6062 Delete special handling for function_maybepermanent_obstack; simply
6064 Don't restore inline_obstacks.
6065 (permanent_allocation): Delete code that frees inline_obstacks.
6066 (print_inline_obstack_statistics): Delete function.
6067 (dump_tree_statistics): Don't call it.
6068 * varasm.c (struct varasm_status): New.
6069 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6070 last_pool, pool_offset, const_double_chain): Delete global
6071 variables, replace with accessor macros.
6072 (immed_double_const): Don't walk const_double_chain outside a
6073 function, but don't treat nested functions specially anymore.
6074 (immed_real_const_1): Likewise.
6075 (clear_const_double_mem): Don't treat nested functions specially.
6076 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6077 (save_varasm_status, restore_varasm_status): Delete functions.
6078 (init_varasm_status): New function.
6079 (force_const_mem): Don't treat nested functions specially.
6080 (find_pool_constant): Accept new arg F, search for constants in
6081 that function's pool rather than the current one. All callers
6083 (get_pool_constant_for_function, get_pool_mode_for_function): New
6086 * i386.c (init_386_machine_status): New function, mostly from
6087 clear_386_stack_locals.
6088 (struct machine_functions): Rename element names to avoid name
6090 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6091 macros, replacing global variables.
6092 (clear_386_stack_locals, save_386_machine_status,
6093 restore_386_machine_status): Delete functions.
6094 (override_options): Initialize init_machine_status.
6095 * i386.h (INIT_EXPANDERS): Delete macro.
6096 (save_386_machine_status, restore_386_machine_status,
6097 clear_386_stack_locals): Delete declarations.
6099 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6101 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6102 (doloop_begin): Simplify pattern and use emit_jump_insn.
6103 (doloop_end): Simplify pattern, switch operand order,
6104 and use emit_jump_insn.
6106 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6108 * function.h (struct function): Add new element LANGUAGE.
6109 (save_lang_status): Declare new variable.
6110 (restore_lang_status): Likewise.
6111 * function.c (save_lang_status): Define.
6112 (restore_lang_status): Likewise.
6113 (push_function_context_to): Call language-specific save function.
6114 (pop_function_context_from): Call language-specific restore function.
6116 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6118 * i386.md (movsf_1): Check REG_P before use of REGNO.
6119 (movdf_1): Likewise.
6120 (movxf_1): Likewise.
6121 (extendsfdf2): Likewise.
6122 (extendsfxf2): Likewise.
6123 (extenddfxf2): Likewise.
6125 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6127 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6128 constants into memory.
6129 (c4x_shiftable_constant): New function.
6130 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6131 (c4x_shiftable_constant): Declare.
6132 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6133 ashlqi3_noclobber): Add new patterns and associated splitters.
6135 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6137 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6138 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6139 * final.c (shorten_branches): Likewise.
6140 * global.c (global_alloc): Likewise.
6141 * haifa-sched.c (build_control_flow): Likewise.
6142 * stmt.c (check_for_full_enumeration_handling): Likewise.
6143 (estimate_case_costs): Likewise.
6145 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6147 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6149 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6151 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6152 (recompute_reg_usage): Likewise.
6153 * rtlanal.c (find_regno_fusage): Likewise.
6155 * rtl.c (rtl_check_failed_code1): New function.
6156 (rtl_check_failed_code2): New.
6157 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6158 (RTL_CHECKC1, RTL_CHECKC2): New.
6159 (XC*): New accessor macros.
6160 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6161 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6162 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6163 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6164 (TRAP_*, RANGE_INFO_*): Likewise.
6166 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6168 * Makefile.in (tlink.o): Don't depend on toplev.h.
6170 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6171 output_file, nm_file_name, ldd_file_name, strip_file_name,
6172 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6173 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6174 fork_execute, maybe_unlink, add_to_list,
6175 extract_init_priority, write_list, dump_list,
6176 dump_prefix_list, write_list_with_asm, write_c_file,
6177 write_c_file_stat, write_c_file_glob, scan_prog_file,
6178 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6179 ignore_library, extract_string, notice, dump_file, target_machine,
6180 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6181 read_file, print_load_command): Constify a char*.
6182 (fdopen, error, fatal, fatal_perror): Don't prototype.
6183 (my_strerror): Remove. All callers use xstrerror instead.
6184 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6185 (main): Add prototype. Constify lots of char* ptrs. Change calls
6186 to xcalloc/strcpy/strcat/... to one call to concat.
6187 (main, scan_prog_file, scan_libraries): Use an intermediate
6188 `const char **' to build an argv array.
6189 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6191 * collect2.h (collect_execute, collect_wait, dump_file,
6192 file_exists): Constify a char*.
6193 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6194 temporary_firstobj, vflag, debug): Add extern declarations.
6195 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6197 * tlink.c: Don't include toplev.h.
6198 (vflag, debug, ldout, c_file_name, temporary_obstack,
6199 permanent_obstack, temporary_firstobj): Don't declare.
6200 (tlink_execute, frob_extension, symbol_hash_lookup,
6201 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6202 recompile_files, read_repo_files, demangle_new_symbols,
6203 scan_linker_output): Constify a char*.
6204 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6205 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6207 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6209 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6210 (relative) rather than jsr (absolute) subroutine call insns.
6211 * config/m68k/m68k-coff.h: Ditto.
6213 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6215 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6216 now rework these too.
6217 (arm_reorg): If an insn can't reach the end of the current pool,
6218 ensure that we emit that pool before the insn.
6220 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6222 * tlink.c (scan_linker_output): Skip the initial underscore in
6223 a mangled name if appropriate.
6225 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6227 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6228 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6229 error_with_ivar, gen_declarator, create_builtin_decl,
6230 my_build_string, generate_descriptor_table, generate_ivars_list,
6231 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6232 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6233 dump_base_name, lang_decode_option, build_encode_expr,
6234 start_class, finish_class, encode_pointer, really_start_method,
6235 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6237 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6238 Add static prototypes.
6239 (build_objc_string_decl, build_selector_reference_decl,
6240 encode_bitfield, build_class_reference_decl): Remove unused
6241 parameter, all callers changed.
6242 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6243 (objc_printable_name): Likewise. Change second parameter to type int.
6244 (init_objc): Use memcpy, not bcopy, to avoid casts.
6246 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6248 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6249 reg notes on a deleted insn.
6250 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6252 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6254 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6256 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6258 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6261 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6263 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6264 * tm.texi (MD_ASM_CLOBBERS): Document it.
6266 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6268 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6269 * except.c (expand_rethrow): Remove unused variable.
6270 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6271 * flow.c (replace_insns): Likewise.
6272 (create_edge_list, verify_edge_list): Likewise.
6273 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6275 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6276 is special code to run.
6277 (main): Don't define operands to emit_operand.
6278 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6280 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6282 * alpha/alpha.h (normal_memory_operand): Declare.
6283 (reg_no_subreg_operand): Declare.
6284 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6286 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6288 * c-parse.in (compstmt_primary_start): New, broken out of first
6289 part of compstmt handling in primary.
6290 (primary): Use it. Add an error clause.
6291 (compstmt_nostart): Renamed from compstmt; remove all
6292 initial invocations of compstmt_start.
6295 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6297 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6300 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6302 * combine.c (simplify_shift_const): Remove extra semicolon.
6303 * dwarf2out.c (remove_AT): Likewise.
6304 * expmed.c (expand_mult): Likewise.
6305 * gcov.c (create_program_flow_graph): Likewise.
6306 * reorg.c (mostly_true_jump): Likewise.
6308 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6310 * fold-const.c (fold_range_test): Do not try to fold the range
6311 test if the rhs or lhs has side effects.
6313 * combine.c (simplify_rtx): Recognize another case of a synthesized
6316 * varasm.c (mark_constant_pool): When marking indirect references,
6317 only look at SYMBOL_REFs.
6319 * except.c (expand_fixup_region_end): Do not peek at
6320 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6322 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6324 * flags.h: New variables align_loops, align_loops_log,
6325 align_jumps, align_jumps_log, align_labels, align_labels_log,
6326 align_functions, align_functions_log.
6327 * toplev.c: Define them.
6328 (f_options): Handle -falign-* when they have no argument.
6329 (main): Add logic to set variables for -falign-functions,
6330 -falign-jumps, -falign-labels, -falign-loops.
6331 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6332 (display_help): Change help to match options.
6333 * final.c (LABEL_ALIGN): Default to align_labels_log.
6334 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6335 (LOOP_ALIGN): Default to align_loops_log.
6336 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6337 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6338 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6339 * varasm.c (assemble_start_function): Handle align_functions.
6341 * config/sparc/sparc.h: Don't declare sparc_align_*.
6342 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6343 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6345 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6347 * config/sparc/sparc.c: Delete sparc_align_loops,
6348 sparc_align_jumps, sparc_align_funcs and the corresponding string
6350 (sparc_override_options): Default align_functions on ultrasparc.
6351 Delete -malign-* handling.
6353 * config/mips/mips.c (override_options): On 64-bit targets,
6354 try to align code to 64-bit boundaries.
6355 (print_operand): New substitution, %~,
6356 which aligns labels to align_labels_log.
6357 * config/mips/mips.md (div_trap_normal): Use %~.
6358 (div_trap_mips16): Likewise.
6363 (ashldi3_internal): Likewise.
6364 (ashrdi3_internal): Likewise.
6365 (lshrdi3_internal): Likewise.
6366 (casesi_internal): Likewise.
6368 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6370 Merge new ia32 backend from the branch!
6372 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6373 See ChangeLog.P2 on new_ia32_branch for details.
6375 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6376 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6377 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6378 * i386/gas.h (ASM_FILE_START): Define.
6379 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6380 for name change of ix86_valid_decl_attribute_p.
6381 (i386_pe_valid_type_attribute_p): Similarly.
6383 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6385 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6386 to step through CC modes.
6388 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6390 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6391 it would end up in the shadow of a live flags regsiter.
6393 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6395 * reload1.c: Fix many indentation problems.
6396 * reload.c: Likewise.
6398 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6400 * alias.c (non_local_reference_p): Constify fmt.
6402 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6404 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6406 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6408 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6409 the internal_arg_pointer.
6411 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6413 Merge peephole2 from new_ia32_branch:
6414 * Makefile.in (STAGESTUFF): Add *.peephole2.
6415 (mostlyclean): Likewise.
6416 (recog.o): Depend on resource.h.
6418 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6419 (final_scan_insn): Likewise for the invocation of peephole.
6420 * genconfig.c (main): Look for peephole and peephole2 patterns.
6421 Emit HAVE_peephole* accordingly.
6422 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6423 * flags.h (flag_peephole2): Declare.
6424 * toplev.c: New pass peephole2. New flag -fpeephole2.
6426 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6427 * gencodes.c (main): Likewise.
6428 * genextract.c (main): Likewise.
6429 * genoutput.c (main): Likewise.
6430 * genemit.c (max_operand_1): Look for the max scratch operand.
6431 (gen_rtx_scratch): New.
6432 (gen_exp): Use it, and pass on new arg subroutine_type.
6433 (gen_expand): Take max scratch into account.
6434 (gen_split): Emit peephole2 functions.
6435 (output_peephole2_scratch): New.
6436 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6437 * genrecog.c (routine_type): Add PEEPHOLE2.
6439 (make_insn_sequence): Match outer parallel for peep2. Discard
6440 top level scratches and dups.
6441 (add_to_sequence): New args insn_type and top. Update all callers.
6442 Handle toplevel peep2 matching insns.
6443 (write_subroutine): Handle peep2.
6444 (write_tree_1): Likewise.
6445 (write_tree): Likewise.
6447 (change_state): New arg afterward. Update all callers.
6448 Handle matching separate insns.
6449 * recog.c (recog_next_insn): New.
6450 (peephole2_optimize): New.
6451 * rtl.def (DEFINE_PEEPHOLE2): New.
6452 * resource.c (find_free_register): New argument last_insn. Use it
6453 to find a register available through the entire span.
6454 * resource.h (find_free_register): Update prototype.
6456 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6458 * i386.c (output_strlen_unroll): Don't write xops[7]
6459 label if it wasn't set.
6461 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6463 * cpplib.c (struct directive): Const-ify name pointer and
6464 function pointer prototype.
6465 (validate_else, do_define, do_line, do_include, do_undef,
6466 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6467 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6468 do_warning): Const-ify second arg.
6469 (directive_table): Mark const. Reorder entries by frequency
6470 of usage, record statistics.
6472 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6474 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6475 bounds- check RTL accesses if --enable-checking.
6476 (RTVEC_ELT): Bounds check if --enable-checking.
6477 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6478 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6479 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6481 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6482 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6484 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6485 (NOTE_SOURCE_FILE): Use X0STR.
6486 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6487 MEM_ALIAS_SET): Use X0INT.
6488 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6489 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6491 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6492 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6493 (rtl_check_failed_bounds, rtl_check_failed_type1,
6494 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6496 (fancy_abort): Fix comment.
6498 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6499 (cse_insn): Decrement LABEL_NUSES for jump target before
6501 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6502 * final.c (alter_subreg): Compute regno before changing x to
6503 REG; set REGNO(x) after changing it.
6504 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6505 notes containing CONST_INTs.
6506 (delete_eh_regions): Use NOTE_EH_HANDLER.
6507 * function.c (put_reg_into_stack): Make reg a MEM before
6509 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6511 (gen_mem_addressof): Make reg a MEM before initializing it.
6512 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6514 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6515 deleting an insn, not after.
6516 (block_alloc): Only look at PATTERN(insn) if we have to, and
6517 only if it's format class 'i'.
6518 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6519 CONST_INT before using its INTVAL.
6520 * print-rtl.c (print_rtx): Use X0STR.
6521 * regmove.c (fixup_match_1): Don't look at PATTERN of
6522 non-class-'i' insn chain elements.
6523 * reload.c (loc_mentioned_in_p): Take address of
6524 in->fld[1].rtx directly.
6525 * reload1.c (reload): Change reg to a MEM before initializing
6527 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6529 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6531 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6533 * config/mips/mips.c (machine_dependent_reorg): Force a
6534 barrier to output the local constant pool if a barrier hasn't
6535 been found at a natural point in the instruction stream.
6537 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6539 * c-parse.in (language_string): Constify.
6541 * dwarf2out.c (language_string): Remove declaration.
6543 * dwarfout.c (language_string): Likewise.
6545 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6547 * tree.h (language_string, init_parse, finish_parse): Declare.
6549 * i386/sun386.h (language_string): Remove declaration.
6551 * mips.h (language_string): Likewise.
6553 * nextstep.h (language_string): Likewise.
6555 * nextstep21.h (language_string): Likewise.
6557 * rs6000.c (language_string): Likewise.
6559 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6561 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6562 (getpwd.o): Remove target.
6564 * getpwd.c: Delete file. Its in libiberty now.
6566 * dbxout.c (getpwd): Don't prototype.
6567 * dwarf2out.c (getpwd): Likewise
6568 * dwarfout.c (getpwd): Likewise
6569 * final.c (getpwd): Likewise.
6570 * protoize.c (getpwd): Likewise.
6572 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6574 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6576 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6578 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6581 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6583 * fixinc/Makefile.in (subdir): New.
6584 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6587 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6589 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6590 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6593 * invoke.texi: Fix typo.
6595 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6596 changed. Handle autoincrement addressing modes.
6598 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6599 just like we would the virtual incoming args register when
6602 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6604 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6605 path, in .file directive.
6607 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6609 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6612 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6614 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6617 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6619 * tree.c (tree_code_name): Constify a char*.
6621 * tree.h (tree_code_name, decl_printable_name): Likewise.
6623 * function.h (struct function): Likewise.
6625 * toplev.c (decl_name, decl_printable_name): Likewise.
6627 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6629 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6630 (init_objc): Remove function pointer cast.
6632 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6634 * pa.md (interspace_jump): New pattern.
6635 (builtin_longjmp): New expander.
6637 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6639 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6640 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6641 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6643 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6645 * jump.c (delete_prior_computation): Also check calls
6646 to constant functions. Don't bother checking for a
6647 REG_UNUSED note before adding it.
6648 (delete_computation): Handle multi-word hard registers
6649 when synthesizing missing REG_DEAD notes for a register
6650 which is both set and used by an insn.
6652 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6654 * loop.c (this_loop_info): New variable.
6655 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6656 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6658 (prescan_loop, strength_reduce): New argument loop_info. All callers
6660 (scan_loop): New variable loop_info, initialise to address of
6662 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6663 Delete variable loop_has_multiple_exit targets and replace with
6664 field in this_loop_info.
6665 (find_and_verify_loops): Rename this_loop to this_loop_num.
6666 (strength_reduce): Delete loop_iteration_info. Replace variable
6667 loop_info with function argument of same name.
6668 (insert_bct): Rework test for loop being completely unrolled.
6670 * loop.h (struct loop_info): New fields num, loops_enclosed,
6671 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6672 has_indirect_jump, and cont. Redefine use of unroll_number.
6673 (loop_unroll_number): Delete.
6675 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6677 (loop_iterations): Delete variable vtop and instead use
6678 loop_info->vtop computed in prescan_loop.
6680 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6682 * fix-header.c (main): Do not pass a null pointer to strcmp.
6684 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6686 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6688 * configure: Rebuilt.
6690 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6692 * jump.c (jump_optimize_1): Do not delete assignments to
6693 internal_arg_pointer.
6694 * cse.c (delete_trivially_dead_insns): Always consider a set of
6695 the internal_arg_pointer live.
6697 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6699 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6700 (update_life_info) [REG_WAS_0]: Search the original insns rather
6701 than the new insns for the note. Fix typos finding note_dest.
6702 If no dest found, discard the note rather than abort.
6703 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6704 (replace_insns): Remove the old insn list after update_life_info
6707 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6709 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6711 (sched_analyze_1): Let add_dependence care for not adding dups.
6712 (sched_analyze_2): Likewise.
6713 (add_branch_dependences): Likewise.
6715 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6717 * i386/winnt.c (export_list): New type.
6718 (exports_head): Rename to
6719 (export_head): this.
6720 (i386_pe_record_exported_symbol): Add is_data flag.
6721 (i386_pe_asm_file_end): Emit directive for exported variables.
6722 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6724 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6725 (ASM_DECLARE_OBJECT_NAME): Likewise.
6726 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6727 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6729 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6731 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6733 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6736 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6738 * config/openbsd.h: Define SET_ASM_OP.
6739 * tm.texi: cross-reference SET_ASM_OP in the index.
6741 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6743 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6744 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6745 and class_narrowest_mode at compile time. Kill init_rtl.
6746 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6747 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6748 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6750 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6752 * rtl.h: Declare rtx_length and rtx_format as const.
6753 * machmode.def: Define CC(). Use CC() to define CCmode. If
6754 EXTRA_CC_MODES is defined, expand it here.
6755 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6756 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6757 const. Kill all references to EXTRA_CC_MODES.
6759 * toplev.c: Don't prototype or call init_rtl.
6760 * optabs.c: Don't call init_mov_optab.
6761 * genemit.c: Don't generate init_mov_optab. Don't call
6763 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6765 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6766 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6767 genrecog.c: Don't call init_rtl.
6769 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6770 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6771 definition of EXTRA_CC_MODES.
6773 * md.texi: Kill ref to EXTRA_CC_NAMES.
6774 * tm.texi: Document new way to define EXTRA_CC_MODES.
6776 * genrecog.c: Do not look up the name of a define_split.
6779 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6781 * config/v850/v850.md: Fix typo introduced by previous delta.
6783 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6785 * gcc.c (fatal): Make definition static to match prototype.
6787 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6789 * combine.c (get_last_value): Don't look for earlier sets if the last
6790 known set is somewhere in between the insns being combined.
6792 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6794 * configure.in: Don't use shell ! to negate exit codes
6795 * configure: Regenerate
6797 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6799 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6800 the fact that ALIGN is measured in bits, not bytes.
6802 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6804 * errors.c: New file; defines functions error, warning, and
6805 fatal, variables have_error and progname.
6806 * errors.h: New file; prototypes and decls for stuff in errors.c.
6808 * Makefile: Add rules to build errors.o and
6809 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6810 genopinit, genrecog, genextract, genpeep, genattr, and
6811 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6812 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6813 genpeep.o, genattr.o, and genoutput.o.
6815 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6816 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6817 define or prototype fatal. Set progname at beginning of main.
6818 * genoutput.c: Likewise, and don't define or prototype error
6821 * c-typeck.c (c_expand_start_case): Return immediately if exp
6823 * fold-const.c (operand_equal_p): Return immediately if arg1
6824 or arg0 are ERROR_MARKs.
6825 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6826 fields of type ERROR_MARK when calculating if the record can
6829 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6830 with much help from Jeffrey A Law and Richard Henderson
6832 * i386.md: In the 6 insns which call output_fix_trunc,
6833 earlyclobber operands[0].
6835 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6837 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6838 creating new registers.
6840 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6842 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6843 i386_reg_alloc_order, i386_regparm_string,
6844 i386_align_loops_string, i386_align_jumps_string,
6845 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6846 and i386_branch_cost_string as type "const char *".
6847 * i386.c: Define all above strings as type "const char *".
6849 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6851 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6852 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6854 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6856 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6857 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6859 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6861 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6862 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6863 (dwarf2out_line, dwarf2out_finish): Likewise.
6864 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6866 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6868 * tree.c (lang_unsave_expr_now) : Correct return type.
6869 * tree.h (lang_unsave_expr_now) : Same.
6871 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6873 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6874 instead of duplicating code.
6876 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6878 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6880 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6882 * tree.h: fancy_abort always takes three args.
6883 * resource.c: Move include of system.h before toplev.h.
6885 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6887 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6890 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6892 * system.h: Don't redefine abort or trim_filename.
6893 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6894 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6895 whether or not __FUNCTION__ is available.
6896 * tree.h: Duplicate rtl.h's definition of abort, for files
6897 that don't include rtl.h. Delete all code to perform type
6898 checking with a compiler other than GCC.
6899 * varray.h: Delete all code to perform type checking with a
6900 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6901 its arguments exactly once, using a statement expression.
6902 Adjust the VARRAY_<type> accessor macros to match.
6903 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6904 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6905 caller's location. Define fatal_insn and fatal_insn_not_found
6906 as macros that use _fatal_insn and _fatal_insn_not_found.
6907 (fancy_abort, trim_filename): Kill prototypes.
6909 * rtl.c (trim_filename): Move here from toplev.c.
6910 (fancy_abort): New function.
6911 (DIR_SEPARATOR): Provide default definition.
6912 * tree.c (tree_check_failed, tree_class_check_failed): Go
6913 through fancy_abort.
6914 (tree_check, tree_class_check, cst_or_constructor_check,
6915 expr_check): Delete.
6916 * varray.c (varray_check_failed): New function.
6917 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6918 _fatal_insn and _fatal_insn_not_found. Go through
6920 (trim_filename, fancy_abort): Delete.
6922 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6923 * except.c (start_catch_handler): Report ICE with error/abort
6925 * final.c (output_operand_lossage): Likewise.
6926 * flow.c (verify_flow_info): Likewise.
6928 * gcc.c: Prototype fatal.
6929 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6930 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6931 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6932 Don't define fancy_abort.
6934 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6936 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6939 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6941 * m88k.h (VERSION_INFO2): Kill.
6942 (VERSION_STRING): Kill.
6944 (VERSION_INFO1): Tidy.
6945 (TARGET_VERSION): Update.
6946 * m88k/dgux.h (VERSION_INFO2): Kill.
6947 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6948 * m88k/luna.h (VERSION_INFO1): Tidy.
6949 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6950 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6951 (output_file_start): Adjust for death of VERSION_STRING.
6953 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6955 * cpplib.c (detect_if_not_defined): New function.
6956 (do_if): Use it to detect potential once-only headers.
6958 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6960 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6962 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6964 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6965 anywere in the function only if they are pseudos and set before
6966 being used (not live at the start of the function).
6967 (num_sign_bit_copies) : Same.
6968 (get_last_value_validate) : Same.
6969 (get_last_value) : Same.
6971 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6973 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6974 where N and M are constant and N is an integer multiple of M.
6976 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6978 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6979 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6980 sbitmap_union_of_preds): Add prototypes.
6981 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6982 the intersection of successors with the new flow graph structures.
6983 (sbitmap_intersection_of_preds): New function to compute the
6984 intersection of predecessors with the new flow graph structures.
6985 (sbitmap_union_of_succs): New function to compute the union of
6986 successors with the new flow graph structures.
6987 (sbitmap_union_of_preds): New function to compute the union of
6988 predecessors with the new flow graph structures.
6989 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6990 (expr_reaches_here_p): Use edge and basic_block structures instead
6991 of s_preds and s_succs.
6992 (compute_cprop_avinout): Use new sbitmap routines.
6993 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6994 of s_preds and s_succs.
6995 * flow.c (compute_flow_dominators): Compute dominators using
6996 edges and basic blocks instead of s_preds and s_succs.
6998 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7000 * lists.c (unused_insn_list, unused_expr_list): New file for
7001 maintaining various types of lists. New statics for maintaining a
7002 cache of available INSN_LIST and EXPR_LIST nodes.
7003 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7004 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7005 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7006 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7007 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7008 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7009 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7010 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7011 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7012 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7013 (remove_dependence, free_pending_lists): Use new global routines.
7014 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7015 (sched_analyze, compute_block_backward_dependences): Use new routines.
7016 (sched_analyze_1, sched_analyze_2): Use new routines.
7017 (schedule_insns): Use new global routines.
7018 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7020 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7021 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7023 * toplev.c (rest_of_compilation): Initialize node cache.
7024 * Makefile.in (OBJS): Add lists.o to list of object files.
7025 (lists.o): Add dependancies.
7027 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7029 * config/v850/v850.md: Fix compile time warning messages.
7030 * config/v850/v850.c: Fix compile time warning messages.
7031 * config/v850/v850.h: Fix compile time warning messages.
7033 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7035 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7036 Remove unused prototype for `init_lengths'.
7038 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7040 * calls.c (emit_call_1): Mark parameter `stack_size' with
7042 (expand_call): Initialize variable `insn'.
7043 (emit_library_call): Likewise for variable `high_to_save'.
7044 (emit_library_call_value): Likewise.
7045 (store_one_arg): Likewise for variables `lower_bound' and
7048 * combine.c (try_combine): Likewise for variables `i2_code_number'
7049 and `other_code_number'.
7050 (find_split_point): Likewise for variables `pos', `unsignedp' and
7052 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7053 (simplify_and_const_int): Remove unused variable `width'.
7054 (merge_outer_ops): Likewise.
7056 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7057 HOST_WIDE_INT' when comparing against one.
7058 (simplify_relational_operation): Likewise.
7059 (cse_insn): Initialize variables `src_eqv_volatile',
7060 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7062 * final.c (init_final): Constify parameter `filename'.
7063 (final_start_function): Mark parameter `optimize' with
7065 (profile_function): Likewise for parameters `first' and `optimize'.
7066 (output_source_line): Likewise for parameter `file'.
7068 * integrate.c (subst_constants): Cast a value to `size_t' when
7069 comparing against one.
7070 (mark_stores): Initialize variable `mode'. Cast a value to
7071 `size_t' when comparing against one.
7073 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7075 * loop.c (move_movables): Initialize variable `first'.
7076 (strength_reduce): Likewise for variable `increment'.
7077 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7078 value to `size_t' when comparing against one.
7079 (load_mems): Initialize variable `end_label'.
7081 * output.h (init_final): Constify parameter.
7083 * reload.c (decompose): Initialize variable `base'.
7085 * reload1.c (reload): Likewise for variable `is_scalar'.
7086 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7087 (choose_reload_regs): Initialize variable `mode'.
7088 (emit_reload_insns): Likewise for variable `store_insn'.
7089 (reload_cse_noop_set_p): Mark parameter `insn' with
7091 (reload_combine): Initialize variable `set'.
7093 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7094 (copy_loop_body): Cast a value to `size_t' when comparing against
7097 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7098 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7099 (remove_from_pending_weak_list): Mark parameter `name' with
7102 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7104 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7107 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7109 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7110 (ASM_DECLARE_FUNCTION_NAME): Define.
7111 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7112 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7113 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7114 not already defined.
7116 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7118 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7119 of n_popped when call/call_value are not defined.
7121 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7123 * tm.texi: GNU CC -> GCC conversion.
7124 (CC1_SPEC): Indicate it is used for all language front ends.
7126 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7128 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7129 NOTE_INSN_EH_REGION_END correctly.
7131 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7132 Jeff Law <law@cygnus.com>
7134 * loop.c (strength_reduce): Automatically unroll loops if the
7135 unrolled loop size is smaller than the rolled loop size.
7137 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7138 and delete comment that code should be rewritten.
7140 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7142 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7145 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7147 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7149 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7150 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7151 (LINK_SPEC): Add -u _main when building executables.
7152 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7153 (ASM_FILE_END): Use the default for ix86-pe.
7154 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7156 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7158 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7159 and ASM_CLOSE_PAREN are empty strings.
7161 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7162 Geoffrey Keating <geoffk@cygnus.com>
7164 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7165 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7166 (unprotoize.o): Ditto.
7167 (test-protoize-simple): Don't define STD_PROTO_DIR.
7168 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7169 changes to make 'test-protoize-simple' pass.
7170 (STD_PROTO_DIR): Remove define.
7171 (STANDARD_EXEC_PREFIX): Supply default define.
7172 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7173 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7174 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7175 (GET_ENV_PATH_LIST): New macro.
7176 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7177 (do_processing): Initialize default_syscalls_dir using new
7178 macros. Use it to initialize syscalls_absolute_filename.
7180 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7182 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7183 B into a register before emit_conditional_move.
7185 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7187 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7188 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7189 multiplicand out of (+ (* a b) (* c d)).
7191 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7192 Richard Henderson <rth@cygnus.com>
7194 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7195 (new_insn_dead_notes): Likewise.
7196 (update_n_sets): Likewise.
7197 (update_flow_info): Move to flow.c, renamed to update_life_info;
7198 extend to handle multiple source insns.
7199 * flow.c: Include resource.h
7200 (unlink_insn_chain): New.
7201 (split_hard_reg_notes): New.
7202 (maybe_add_dead_note): New.
7203 (maybe_add_dead_note_use): New.
7204 (find_insn_with_note): New.
7205 (new_insn_dead_notes): New.
7206 (update_n_sets): New.
7207 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7208 (maybe_remove_dead_notes): New.
7209 (update_life_info): New.
7210 (prepend_reg_notes): New.
7211 (replace_insns): New.
7212 * output.h (update_life_info): Declare.
7213 * recog.c (split_block_insns): Use update_life_info.
7214 * resource.c (find_free_register): Use reg_alloc_order, don't use
7215 fixed regs, make sure the mode is supported, don't use new regs.
7217 * rtl.h (replace_insns): Declare.
7219 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7221 * expr.c (expand_expr): Cope with COND_EXPRs with one
7222 non-returning branch.
7224 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7226 * expr.c (store_expr): Always pass down the target, even when not
7229 1999-08-24 Nick Clifton <nickc@cygnus.com>
7231 * configure.in: Define target_cpu_default for v850 targets.
7232 * configure: Regenerate
7234 * config/v850/v850.h (TARGET_CPU_generic): Define.
7235 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7236 addresses are 4 byte aligned.
7238 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7241 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7243 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7244 (main): Add prototypes.
7246 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7247 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7248 (write_attr_get): Emit prototypes along with function definition.
7249 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7250 (write_complex_function): Emit static prototype along with
7251 function definition.
7253 * genemit.c (gen_split): Emit prototypes along with function
7256 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7257 Likewise for predicates and `insn_operand_predicate'.
7258 (process_template): Emit static prototype along with function
7261 * genrecog.c (make_insn_sequence): Constify a char*. Add
7262 prototypes for get_split_*().
7263 (write_subroutine): Emit prototypes along with function
7266 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7268 * gcse.c (find_avail_set): Follow chains of register-register copies.
7269 Use oprs_not_set_p to guarantee that the returned value can be
7271 (cprop_insn): Don't verify the return value of find_avail_set with
7274 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7275 (cprop_cc0_jump): New function.
7276 (cprop_insn): Break out new function cprop_jump and use it.
7277 Also use cprop_cc0_jump for machines with CC0.
7278 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7280 * tree.h (current_function_calls_setjmp,
7281 current_function_calls_longjmp): Delete declarations.
7282 * dsp16xx.c: Include "function.h".
7283 * elxsi.c: Likewise.
7284 * gmicro.c: Likewise.
7285 * h8300.c: Likewise.
7288 * mn10200.c: Likewise.
7289 * mn10300.c: Likewise.
7290 * ns32k.c: Likewise.
7294 * rtl.h (rtx_equal_function_value_matters): Declare.
7295 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7297 * function.c: Likewise.
7298 * emit-rtl.c: Likewise.
7300 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7302 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7305 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7307 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7310 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7312 * cpp.texi: Add a node documenting macro varargs (copied
7315 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7317 * cppspec.c: Put a null pointer at the end of the new argv.
7319 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7321 * configure.in: Remove code to select/de-select the haifa
7322 scheduler. Every scheduled port gets haifa now.
7323 * configure: Rebuilt.
7324 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7326 * Makefile.in: Corresponding changes.
7328 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7330 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7331 All callers changed.
7332 (prepare_float_lib_cmp): Likewise.
7333 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7334 * expr.h (emit_float_lib_cmp): Delete declaration.
7335 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7336 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7337 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7339 (cmptf): Now conditional on TARGET_HARD_QUAD.
7341 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7343 * resource.c (mark_target_live_regs): Use
7344 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7346 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7348 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7350 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7352 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7354 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7356 * rtl.h (rtx_format): Constify a char*.
7358 * rtl.c (rtx_format): Likewise.
7359 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7360 (init_rtl): Use accessor macro, not `rtx_format'.
7362 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7365 * caller-save.c (mark_referenced_regs): Likewise.
7367 * combine.c (subst, make_compound_operation, known_cond,
7368 gen_rtx_combine, update_table_tick, get_last_value_validate,
7369 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7371 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7372 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7373 count_reg_usage): Likewise.
7375 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7378 * final.c (leaf_renumber_regs_insn): Likewise.
7380 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7381 dump_edge_info, count_reg_references): Likewise.
7383 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7384 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7387 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7388 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7389 add_label_notes): Likewise.
7391 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7392 clear_struct_flag, count_sub_rtxs, count_alternatives,
7393 compares_alternatives_p, contained_in_p, walk_attr_value,
7394 write_expr_attr_cache): Likewise.
7396 * genconfig.c (walk_insn_part): Likewise.
7398 * genemit.c (max_operand_1, gen_exp): Likewise.
7400 * genextract.c (walk_rtx): Likewise.
7402 * genflags.c (num_operands): Likewise.
7404 * genoutput.c (scan_operands): Likewise.
7406 * genpeep.c (match_rtx): Likewise.
7408 * genrecog.c (add_to_sequence): Likewise.
7410 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7413 * integrate.c (save_constants, copy_for_inline,
7414 copy_rtx_and_substitute, subst_constants, restore_constants):
7417 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7418 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7420 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7423 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7424 add_label_notes, replace_call_address, count_nonfixed_reads,
7425 invariant_p, find_single_use_in_loop, find_mem_givs,
7426 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7429 * print-rtl.c (reg_names, print_rtx): Likewise.
7431 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7433 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7434 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7435 print_blocks): Likewise.
7437 * regclass.c (fix_register, record_address_regs,
7438 reg_scan_mark_refs): Likewise.
7440 * regmove.c (stable_but_for_p): Likewise.
7442 * reload.c (loc_mentioned_in_p, operands_match_p,
7443 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7444 copy_replacements, refers_to_regno_for_reload_p,
7445 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7446 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7449 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7450 delete_address_reloads_1, count_occurrences,
7451 reload_cse_mem_conflict_p, reload_combine_note_use,
7452 add_auto_inc_notes): Likewise.
7454 * resource.c (mark_referenced_resources, mark_set_resources):
7457 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7458 reg_mentioned_p, regs_set_between_p, modified_between_p,
7459 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7460 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7461 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7462 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7464 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7466 * stupid.c (stupid_mark_refs): Likewise.
7468 * unroll.c (remap_split_bivs): Likewise.
7470 * varasm.c (mark_constants): Likewise.
7472 * a29k/a29k.c (uses_local_reg_p): Likewise.
7474 * alpha/alpha.c (summarize_insn): Likewise.
7476 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7477 eliminate_lr2ip): Likewise.
7479 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7481 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7482 reg_mentioned_in_mem): Likewise.
7484 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7485 symbolic_reference_mentioned_p): Likewise.
7487 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7489 * sh/sh.c (regs_used, mark_use): Likewise.
7491 * vax/vax.c (vax_rtx_cost): Likewise.
7493 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7495 * machmode.h (mode_name): Constify a char*.
7497 * rtl.c (mode_name): Likewise.
7499 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7501 * optabs.c (init_libfuncs): Constify a char*.
7503 * print-tree.c (mode_name): Remove redundant declaration.
7504 (print_node): Use accessor macro, not `mode_name'.
7506 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7508 (new_spill_reg): Constify a char*.
7510 * tree.c (mode_name): Remove redundant declaration.
7512 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7514 * rtl.c (rtx_name): Constify a char*.
7516 * rtl.h (rtx_name, fix_sched_param): Likewise.
7518 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7519 (mypr): Use accessor macro, not `rtx_name'.
7521 * genemit.c (print_code): Constify a char*.
7523 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7525 * genpeep.c (print_code): Constify a char*.
7527 * genrecog.c (print_code): Likewise.
7529 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7530 end_bb): Add static prototype.
7531 (draw_edge): Constify a char*.
7532 (end_bb): Remove unused parameter.
7534 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7535 print_block_visualization): Constify a char*.
7537 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7539 * c-common.c (c_get_alias_set): Update comment.
7541 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7543 * linux.h (LIB_SPEC): Added.
7545 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7547 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7549 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7551 * tree.c (expr_check): Fix typo in last change.
7553 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7555 * rtl.def (NOTE): Change format to "iuu0n".
7556 (ADDR_DIFF_VEC): Change format to "eEee0".
7557 (ADDRESSOF): Change format to "eit".
7559 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7560 (RTVEC_ELT): Change to match.
7561 (XVECEXP): Use XVEC and RTVEC_ELT.
7562 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7563 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7564 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7565 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7566 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7567 (INTVAL): Use XWINT.
7568 (ADDRESSOF_DECL): Use XTREE.
7569 (SET_ADDRESSOF_DECL): Delete.
7570 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7571 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7572 ifdefed out since 2.6 at least.
7573 (gen_rtvec_vv): Delete prototype.
7575 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7577 (copy_most_rtx): Handle 't' format letter.
7578 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7579 (gen_rtvec_vv): Delete function. All callers changed to use
7580 gen_rtvec_v instead.
7581 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7582 the '0' format letter.
7584 * function.c (gen_mem_addressof): Don't use
7585 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7587 * integrate.c (copy_rtx_and_substitute): Likewise.
7588 Copy 't' slots with XTREE.
7589 (subst_constants): Treat 't' slots like '[swi]' slots.
7590 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7591 * jump.c (rtx_equal_for_thread_p): Likewise.
7592 * rtlanal.c (rtx_equal_p): Likewise.
7593 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7594 only four arguments.
7595 * gengenrtl.c (type_from_format): Provide correct types for
7599 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7600 If a recent gcc is in use (always in stage2 and beyond), use
7601 statement expressions, so we don't make a function call unless
7602 the check fails. Evaluate arguments exactly once.
7603 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7604 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7606 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7607 they evaluate their arguments exactly once, irrespective of
7608 the compiler in use.
7610 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7611 is used by the currently-enabled check macros. This is:
7612 (tree_check_failed, tree_class_check_failed): For gcc.
7613 (tree_check, tree_class_check, cst_or_constructor_check,
7614 expr_check): For other compilers.
7616 * gencheck.c: Do not define any *_CHECK1 macros.
7618 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7619 Mark Mitchell <mark@codesourcery.com>
7621 * c-common.c (c_get_alias_set): Fix support for poitners and
7624 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7626 * alias.c: Include tree.h.
7627 (nonlocal_reference_p, mark_constant_function): New functions.
7628 * flow.c (life_analysis): Call mark_constant_function.
7629 * rtl.h (mark_constant_function): Declare it.
7631 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7633 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7634 unrecognisable switches.
7636 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7638 * loop.c (recombine_givs): Set ix field after sorting.
7639 (recombine_givs): Remove bogus index / giv lockstep looping.
7641 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7643 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7645 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7646 (do_cmp_and_jump): Formatting fixes.
7647 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7648 do_compare_rtx_and_jump instead of compare_from_rtx.
7649 (do_compare_rtx_and_jump): New function; mostly copied from
7651 (do_jump_for_compare): Delete.
7652 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7654 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7655 of compare/do_jump_for_compare pairs.
7656 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7657 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7658 compare_from_rtx/do_jump_for_compare pairs.
7659 (do_jump_by_parts_equality): Likewise.
7660 (do_jump_by_parts_equality_rtx): Likewise.
7661 * expr.h (do_compare_rtx_and_jump): Declare.
7662 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7663 that used to be in emit_cmp_insn.
7664 (cmp_available_p): New function.
7665 (prepare_operand): New function.
7666 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7667 to be in emit_cmp_insn.
7668 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7669 parameters to be pointers; don't emit final compare but modify some of
7670 the values pointed to by the args so the caller can perform the
7672 (expand_binop): Call emit_store_flag_force with signed forms of
7674 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7675 emit_jump_insn pair.
7676 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7677 emit_cmp_and_jump_insn_1. Call emit_queue.
7678 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7680 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7681 jump sets cc0 before deleting it.
7682 * integrate.c (expand_inline_function): Likewise.
7683 * unroll.c (unroll_loop): Similar changes in several places.
7684 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7687 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7689 * Makefile.in (insn-recog.o): Update dependencies.
7690 * genrecog.c (main): Make generated file include "function.h".
7692 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7694 * cse.c (cse_insn): Call never_reached_warning when a jump is
7695 changed to be unconditional.
7696 * flags.h: Declare warn_notreached.
7697 * flow.c (delete_block): Call never_reached_warning when
7699 * jump.c (delete_barrier_successors): Call never_reached_warning
7700 when we delete everything after a BARRIER.
7701 (never_reached_warning): New function.
7702 * rtl.h: Declare never_reached_warning.
7703 * toplev.c (warn_notreached): New variable.
7704 (lang_independent_options): Set warn_notreached
7705 when -Wunreachable-code.
7706 (compile_file): We need line numbers for -Wunreachable-code.
7708 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7710 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7711 * sched.c (insn_unit): Likewise.
7713 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7715 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7717 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7719 * flow.c (create_edge_list): Use xmalloc, not malloc.
7721 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7723 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7724 C-style comments. Do not lose the character before double slash.
7726 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7728 * basic-block.h (struct edge_list): Stucture to maintain a vector
7730 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7731 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7732 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7733 New function prototypes.
7734 * flow.c (create_edge_list): Function to create an edge list.
7735 (free_edge_list): Discards memory used by an edge list.
7736 (print_edge_list): Debug output showing an edge list.
7737 (verify_edge_list): Internal consistency check for an edge list.
7738 (find_edge_index): Function to find an edge index for a pred and succ.
7740 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7742 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7745 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7747 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7749 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7751 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7753 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7755 * toplev.c (rest_of_compilation): Allow machine dependent
7756 reorganisation pass to place information into the RTL dump
7757 file if it so wishes.
7759 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7761 * explow.c (hard_function_value): Use VOIDmode instead of
7763 * stmt.c (expand_return): Likewise.
7764 * stor-layout.c (get_best_mode): Likewise.
7766 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7767 emit call instead of emit_insn call.
7769 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7771 * configure.in: Handle --disable/enable-win32-registry.
7772 * install.texi: Document --disable/enable-win32-registry.
7773 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7774 (WIN32_REGISTRY_KEY): New macro.
7775 * prefix.c: Use to enable/disable win32-specific code.
7776 (lookup_key): Use versioned key.
7777 * configure: Regenerate.
7778 * config.in: Likewise.
7780 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7782 * cpplib.c (read_line_number): New fn, split out of...
7785 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7787 tree.c (lang_unsave_expr_now) : New.
7788 (unsave_expr_now): Call lang_unsave_expr_now.
7789 tree.h (lang_unsave_expr_now) : New.
7791 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7793 * toplev.c (flag_new_exceptions): On by default.
7795 1999-08-13 Michael Meissner <meissner@cygnus.com>
7797 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7799 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7801 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7802 INTEGER_TYPE with precision==1, it's __java_boolean.
7804 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7806 * global.c (prune_preferences): Move some invariants out of the
7809 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7811 * configure.in (alpha*-dec-osf*): Add osf5.
7813 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7815 * configure.in: Rework handling of ARM GNU/Linux slightly.
7816 (arm*-*-linux-gnuoldld): New target.
7817 * configure: Regenerate.
7818 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7819 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7820 * config/arm/linux-oldld.h: New file.
7821 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7822 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7824 * config/arm/linux-elf.h (ASM_SPEC): Define.
7825 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7826 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7827 for 26-bit APCS and old linker.
7828 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7830 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7831 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7832 don't define `arm' or `arm_elf'.
7833 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7834 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7836 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7838 * rtl.texi: Fix typo.
7840 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7842 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7844 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7846 * extend.texi (C++ Signatures): Remove node.
7847 * invoke.texi: Remove discussion of -fhandle-signatures,
7848 signature, sigof, __signature__, and __sigof__.
7850 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7852 * Makefile.in (JAVAGC): Removed.
7854 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7856 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7858 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7860 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7862 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7864 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7865 a register that is already known to be a pointer.
7867 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7869 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7870 * fixinc/inclhack.sh: Regenerated.
7871 * fixinc/fixincl.sh: Regenerated.
7873 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7875 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7876 Fix documentation of -ansi flag to describe its C++ behavior.
7877 Remove bogus reference to GCC 2.9.
7879 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7881 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7882 note if it is non-NULL.
7884 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7886 * except.h (eh_nesting_info): Add new structure defintion.
7887 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7888 (reachable_handlers, update_rethrow_references): Add function
7890 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7891 a rethrow symbol instead of an integer exception region number.
7892 * flow.c (Make_edges): Use new exception nesting routines to determine
7893 which handlers are reachable from a CALL or asynchronous insn.
7894 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7896 (delete_eh_regions): Update rethrow labels, and don't delete
7897 regions which are the target of a rethrow.
7898 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7899 avoid overloading the SYMBOL_REF_USED flag.
7900 (rethrow_symbol_map): Use new rethrow_ref field.
7901 (rethrow_used): Use new rethrow_ref field.
7902 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7903 of an integer. Fix formatting.
7904 (output_exception_table_entry): Use new rethrow_ref field.
7905 (can_throw): Check for EH_REGION_NOTE before deciding
7906 whether a CALL can throw or not.
7907 (scan_region): Call rethrow_used() instead of accessing data structure.
7908 (update_rethrow_references): New function to make sure only regions
7909 which are still targets of a rethrow are flagged as such.
7910 (process_nestinfo): New static function to initialize a handler
7911 list for a specific region.
7912 (init_eh_nesting_info): New function to allocate and initialize
7913 the list of all EH handlers reachable from all regions.
7914 (reachable_handlers): New function to retrieve the list of handlers
7915 reachable from a specific region and insn.
7916 (free_eh_nesting_info): New function to dispose of a list of
7919 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7921 * flow.c (split_edge): Set JUMP_LABEL field.
7922 (commit_one_edge_insertion): Set head correctly for insert_before.
7923 When inserting insns, update insn block numbers if allocated.
7925 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7927 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7928 retry_incomplete_types): Add static prototype.
7929 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7930 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7931 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7932 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7933 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7936 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7937 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7939 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7941 * output.h (assemble_name): Constify a char*.
7943 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7944 assemble_variable, assemble_name): Likewise.
7946 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7948 * arm/pe.c (arm_pe_unique_section): Likewise.
7950 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7952 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7954 * i386/interix.c (i386_pe_unique_section): Likewise.
7956 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7958 * i386/winnt.c (i386_pe_unique_section): Likewise.
7960 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7962 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7964 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7966 * pa/pa.c (output_call): Likewise.
7968 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7970 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7972 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7975 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7978 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7980 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7981 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7983 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7985 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7987 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7989 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7991 * tree.h (lang_identify): Constify a char*.
7992 (print_error_function): Add extern prototype. Constify a char*.
7994 * c-lang.c (lang_identify): Constify a char*.
7996 * objc/objc-act.c (lang_identify): Constify a char*.
7998 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8000 * genpeep.c (main): Make generated file include "function.h".
8001 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8003 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8005 * Makefile.in: Update dependencies.
8006 * alias.c: Include "function.h"
8007 * c-decl.c: Likewise.
8008 * caller-save.c: Likewise.
8009 * calls.c: Likewise.
8010 * combine.c: Likewise.
8012 * explow.c: Likewise.
8013 * final.c: Likewise.
8014 * global.c: Likewise.
8015 * graph.c: Likewise.
8016 * local-alloc.c: Likewise.
8018 * optabs.c: Likewise.
8019 * profile.c: Likewise.
8020 * recog.c: Likewise.
8021 * regclass.c: Likewise.
8022 * regmove.c: Likewise.
8023 * reload.c: Likewise.
8024 * reorg.c: Likewise.
8025 * resource.c: Likewise.
8026 * sched.c: Likewise.
8027 * stupid.c: Likewise.
8028 * config/1750a/1750a.c: Likewise.
8029 * config/a29k/a29k.c: Likewise.
8030 * config/arc/arc.c: Likewise.
8031 * config/arm/arm.c: Likewise.
8032 * config/arm/thumb.c: Likewise.
8033 * config/c4x/c4x.c: Likewise.
8034 * config/clipper/clipper.c: Likewise.
8035 * config/convex/convex.c: Likewise.
8036 * config/fx80/fx80.c: Likewise.
8037 * config/i860/i860.c: Likewise.
8038 * config/m68k/m68k.c: Likewise.
8039 * config/m88k/m88k.c: Likewise.
8040 * config/mips/mips.c: Likewise.
8041 * config/pdp11/pdp11.c: Likewise.
8042 * config/pyr/pyr.c: Likewise.
8043 * config/romp/romp.c: Likewise.
8044 * config/sh/sh.c: Likewise.
8045 * config/tahoe/tahoe.c: Likewise.
8046 * config/vax/vax.c: Likewise.
8047 * config/we32k/we32k.c: Likewise.
8048 * config/sparc/sparc.c: Include "function.h".
8049 (mem_min_alignment): Test current_function rather than
8050 regno_pointer_align.
8051 * config/pa/pa.c: Likewise.
8052 (compute_frame_size): Delete declaration of
8053 current_function_outgoing_args_size.
8054 * config/arc/arc.h (current_function_varargs): Delete declaration.
8055 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8057 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8059 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8060 current_function_uses_pic_offset_table.
8061 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8062 of current_function_returns_pointer.
8063 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8064 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8065 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8066 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8067 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8068 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8069 * config/m88k/m88k.c: Include "function.h"
8070 (call_used_regs, current_function_pretend_args_size,
8071 current_function_outgoing_args_size, frame_pointer_needed): Delete
8073 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8075 * config/mips/mips.h (current_function_calls_alloca): Delete
8077 * config/mn10200/mn10200.h (current_function_needs_context,
8078 rtx_equal_function_value_matters): Delete declarations.
8079 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8080 flag_pic): Delete declarations.
8081 * config/pa/pa.h (current_function_pretend_args_size,
8082 current_function_decl): Delete declarations.
8083 * config/pa/som.h (current_function_varargs): Delete declaration.
8084 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8086 * config/pyr/pyr.h (current_function_pretend_args_size,
8087 current_function_args_size, current_function_calls_alloca): Delete
8089 * config/sh/sh.h (current_function_varargs): Delete declaration.
8090 * config/sparc/sparc.h (current_function_outgoing_args_size,
8091 current_function_calls_alloca, current_function_decl): Delete
8093 * config/spur/spur.h (current_function_pretend_args_size,
8094 current_function_calls_alloca): Delete declarations.
8095 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8097 * config/vax/vms.h (current_function_name): Delete declaration.
8098 * gcse.c: Include "function.h".
8099 (current_function_name, current_function_calls_setjmp): Delete
8101 * haifa-sched.c: Include "function.h".
8102 (forced_labels): Delete declaration.
8104 * reg-stack.c: Likewise.
8105 * reload1.c: Likewise.
8106 * genemit.c (main): Make generated file include function.h.
8107 * genoutput.c (output_prologue): Likewise.
8109 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8110 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8111 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8112 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8113 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8114 macros for some of them.
8115 (emit_filename, emit_lineno): Delete declarations.
8116 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8117 regno_pointer_* variables through current_function.
8118 (gen_inline_header_rtx): Delete function.
8119 (save_emit_status): Delete function.
8120 (set_new_last_label_num): New function.
8121 (clear_emit_caches): New function.
8122 (restore_emit_status): Just clear last_labelnum and call
8124 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8125 through macro seq_stack.
8126 (add_insn_after): Likewise.
8127 (add_insn_before): Likewise.
8128 (remove_insn): Likewise.
8129 (pop_topmost_sequence): Likewise.
8130 (in_sequence_p): Likewise.
8131 (start_sequence_for_rtl_expr): Likewise.
8132 (start_sequence): Likewise, and likewise for
8133 sequence_rtl_expr/seq_rtl_expr.
8134 (push_topmost_sequence): Likewise.
8135 (end_sequence): Likewise.
8136 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8137 All callers changed. Store into that pointer instead of globals.
8138 (init_emit): Allocate emit elt of current_function.
8139 Changes for sequence_rtl_expr/sequence_stack renaming.
8140 Call clear_emit_caches instead of doing it in-line.
8141 Access regno_pointer_* variables through current_function.
8142 (init_emit_once) Don't clear sequence_stack.
8144 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8146 (arg_pointer_save_area): Delete declaration.
8147 (finish_expr_for_function): Renamed from init_queue; no longer static.
8148 (init_expr): Don't call init_queue.
8149 (save_expr_status, restore_expr_status): Delete functions.
8150 (expand_expr): Changes to reflect new layout of struct function.
8151 Don't access current_function_check_memory_usage when current_function
8153 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8154 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8155 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8156 current_function_uses_const_pool, function_call_count,
8157 current_function_uses_pic_offset_table, nonlocal_labels,
8158 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8159 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8160 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8162 (finish_expr_for_function): Declare.
8163 * flags.h (current_function_has_nonlocal_label,
8164 current_function_has_nonlocal_goto, current_function_is_thunk,
8165 current_function_has_computed_jump): Delete declarations.
8166 * flow.c (forced_labels): Delete declaration.
8167 * function.c (current_function_pops_args,
8168 current_function_returns_struct, current_function_returns_pcc_struct,
8169 current_function_needs_context, current_function_calls_setjmp,
8170 current_function_calls_longjmp, current_function_has_nonlocal_label,
8171 current_function_has_nonlocal_goto, current_function_is_thunk,
8172 current_function_has_computed_jump, current_function_calls_alloca,
8173 current_function_contains_functions, current_function_returns_pointer,
8174 current_function_epilogue_delay_list, current_function_args_size,
8175 current_function_pretend_args_size, current_function_arg_offset_rtx,
8176 current_function_outgoing_args_size, current_function_varargs,
8177 current_function_stdarg, current_function_args_info, cleanup_label,
8178 current_function_name, current_function_uses_const_pool,
8179 current_function_instrument_entry_exit, current_function_return_rtx,
8180 current_function_uses_pic_offset_table, nonlocal_labels,
8181 current_function_internal_arg_pointer, current_function_cannot_inline,
8182 current_function_check_memory_usage, function_call_count,
8183 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8184 nonlocal_goto_stack_level, return_label, save_expr_regs,
8185 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8186 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8187 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8188 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8189 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8191 (push_function_context_to): Don't save them. Don't call
8192 save_storage_status, save_emit_status or save_expr_status.
8193 (pop_function_context_from): Don't restore them. Don't call
8194 restore_storage_status or restore_expr_status.
8195 (get_func_frame_size): New function.
8196 (get_frame_size): Use it.
8197 (assign_outer_stack_local): Reflect some member name changes in struct
8199 (put_reg_into_stack): Likewise.
8200 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8202 (fixup_var_refs): Likewise.
8203 (fix_lexical_addr): Likewise.
8204 (trampoline_address): Likewise.
8205 (prepare_function_start): Clear field inlinable of current_function.
8206 (init_function_for_compilation): New function.
8207 (expand_dummy_function_end): New function.
8208 (expand_function_end): Call finish_expr_for_function.
8209 * function.h (struct emit_status): New; fields moved here from struct
8210 function and from global variables. Add accessor macros for some of
8212 (struct expr_status): Likewise.
8213 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8214 (struct function): Add fields expr and emit, inlinable, inl_emit,
8215 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8216 inl_max_label_num. Add many comments.
8217 Add accessor macros for all elts of struct function that no longer
8218 have a global variable.
8219 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8220 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8221 stack_slot_list): Delete declarations.
8222 (get_func_frame_size): Declare.
8223 (save_expr_status, restore_expr_status, save_emit_status,
8224 save_storage_status, restore_storage_status): Delete declarations.
8225 (init_virtual_regs): Declare.
8226 * output.h (current_function_pops_args,
8227 current_function_returns_struct, current_function_returns_pcc_struct,
8228 current_function_needs_context, current_function_calls_setjmp,
8229 current_function_calls_longjmp, current_function_calls_alloca,
8230 current_function_has_nonlocal_label, current_function_varargs,
8231 current_function_has_computed_jump, current_function_returns_pointer,
8232 current_function_contains_functions, current_function_args_size,
8233 current_function_pretend_args_size, current_function_stdarg,
8234 current_function_outgoing_args_size, current_function_args_info,
8235 current_function_name, current_function_return_rtx,
8236 current_function_epilogue_delay_list,
8237 current_function_uses_const_pool, current_function_cannot_inline):
8238 Delete declarations.
8239 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8240 regno_reg_rtx): Delete declaration.
8241 (REGNO_POINTER_FLAG): Delete macro.
8242 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8243 function were renamed.
8244 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8246 * toplev.c: Include "function.h".
8247 (current_function_decl): Delete declaration.
8248 (compile_file): Call init_dummy_function_start and
8249 expand_dummy_function_end around some initializations that need to
8251 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8252 Call init_function_for_compilation.
8253 * unroll.c: Include "function.h"
8254 (unroll_loop): Access regno_pointer_* variables through
8257 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8258 (DECL_SAVED_INSNS): use it.
8259 (expand_dummy_function_end): Declare.
8260 (init_function_for_compilation): Declare.
8261 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8262 that it's no longer an INLINE_HEADER.
8263 (expand_call): Likewise.
8264 * integrate.c (finish_inline): Delete function.
8265 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8266 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8267 args. Don't generate an INLINE_HEADER rtx, just return the arg
8268 vector. All callers changed.
8269 (save_for_inline_copying): Create a duplicate struct emit_status to
8270 hold the emit state for compiling the current function. Use this and
8271 the other new fields in struct function that are for integration
8272 instead of an INLINE_HEADER.
8273 Use memcpy instead of bcopy.
8274 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8275 (save_for_inline_nocopy): Similar changes, except no new emit_status
8277 (expand_inline_function): Get information from function structure,
8278 not from an inline header rtx.
8279 (output_inline_function): Lose code to extract the necessary
8280 information from an inline header; simply put back the function
8281 structure into current_function. Clear its inlinable elt.
8282 * rtl.def (INLINE_HEADER): Delete.
8283 * rtl.h: Delete all accessors for an INLINE_HEADER.
8284 (gen_inline_header_rtx): Delete declaration.
8285 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8286 Delete declarations.
8287 (REGNO_POINTER_ALIGN): Delete.
8288 (clear_emit_caches): Declare.
8289 (set_new_last_label_num): Declare.
8291 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8293 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8295 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8296 * stmt.c (is_eh_region): Make sure current_function is present, too.
8298 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8300 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8301 for 64bit PA targets.
8303 * pa.h (SELECT_SECTION): Define.
8304 * som.h (SELECT_SECTION): Delete.
8306 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8308 * alias.c (init_alias_analysis): Wrap call to
8309 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8311 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8313 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8314 <sys/asm.h> contains an asm comment with an apostrophe
8315 * fixinc/inclhack.sh: regen
8316 * fixinc/fixincl.x: regen
8318 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8320 * function.c (init_function_start): Clear prologue & epilogue.
8321 (prologue_epilogue_contains): New function.
8322 * alias.c (init_alias_analysis): Use it.
8323 * rtl.h (prologue_epilogue_contains): Declare it.
8325 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8327 * jump.c (onlyjump_p): New function.
8328 * rtl.h: Declare it.
8329 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8330 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8332 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8334 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8335 to invert loops. Simplify block scanning.
8337 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8339 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8340 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8342 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8344 * config/sparc/liteelf.h: New file to support sparclite-elf target
8345 * config/sparc/t-sp86x: New file to support sparc86x targets
8346 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8347 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8348 * configure.in: Support above target triplets
8349 * configure: Regenerated
8351 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8353 * fixinc/server.c (server_setup): Do not prefix function used as
8356 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8358 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8359 Remove fp reg alternatives.
8361 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8363 * Makefile.in (TAROUTOPTS): Kill.
8364 (install-headers-tar): Use "xpf" for tar headerfile extraction
8365 * i370/x-oe (TAROUTOPTS): Delete.
8366 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8367 * m68k/x-hp320 (TAROUTOPTS): Delete.
8368 * m68k/x-hp320g (TAROUTOPTS): Delete.
8369 * gcc.texi: Update bug reporting text.
8371 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8373 * reg-stack.c (change_stack) Fixed problem with negative array index.
8375 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8377 * extend.texi, install.texi: Fix spelling mistakes.
8379 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8380 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8381 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8383 * mips/t-ecoff: Likewise.
8384 * mips/t-elf: Likewise.
8385 * mips/t-mips: Likewise.
8386 * mips/t-osfrose: Likewise.
8387 * mips/t-r3900: Likewise.
8388 * mips/t-svr3: Likewise.
8389 * mips/t-svr4: Likewise.
8390 * mips/t-ultrix: Likewise.
8392 * gcc.texi: Document recommend means to provide software floating
8393 point libraries in libgcc.a
8395 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8397 * c-lex.c (yylex): We can have a number with no digits.
8399 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8401 * jump.c (delete_prior_computation): New function, broken
8402 out of delete_computation. Check for side effects with
8403 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8404 multi-word hard registers.
8405 (delete_computation): Use it. Check for side effects with
8406 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8407 missing REG_DEAD note for a register which is both set and
8410 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8412 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8413 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8414 (ASM_FILE_START): Import _mcount with the right type.
8415 (ASM_DECLARE_FUNCTION_NAME): Define.
8416 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8417 * pa.c (output_function_prologue): Always emit the function's label
8419 * pa.h (TEXT_SPACE_P): Define.
8420 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8421 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8422 * som.h (TEXT_SPACE_P): Delete.
8423 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8424 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8426 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8428 * expr.c (emit_group_load): Allow src to be a CONCAT.
8430 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8432 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8433 (___mulsi3): Use '!' comment character.
8435 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8437 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8439 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8441 * gcc.c: Update URLs and mail addresses.
8442 * gcc.texi: Likewise.
8444 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8446 * rs6000.c (current_file_function_operand): Return zero for
8448 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8450 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8453 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8455 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8456 allocate space in the stack frame for the PIC register.
8458 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8460 * m68k.md (xordi3, anddi3): These patterns are not available on
8463 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8465 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8466 (PUT_REAL): Likewise.
8468 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8470 * final.c (shorten_branches): Don't add an alignment for loops
8471 that have no label inside.
8473 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8475 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8476 prototypes in macro HAVE_cmpstrsi.
8478 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8480 * emit-rtl.c (operand_subword): Remove unused variable
8483 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8485 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8487 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8489 * cpphash.c (macroexpand): Delete leading whitespace when arg
8490 is concatenated before.
8491 (unsafe_chars): Correct test for whether + and - can extend a
8494 * cppinit.c (cpp_start_read): Do dependencies for
8495 -include/-imacros files also.
8497 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8498 tokenizing non-directive lines.
8499 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8500 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8503 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8505 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8507 * c-lex.c: Sync with C++ frontend.
8508 (linemode): New variable.
8509 (parse_float): imag, conversion_errno, and type are output only.
8510 (yylex): Adjust. Move initial '.' case into main switch.
8512 (handle_generic_pragma): Just deal with tokens.
8513 (readescape): Use ISXDIGIT and ISGRAPH.
8514 * c-parse.in: Add END_OF_LINE token.
8516 * c-lex.c (lang_init): Generalize.
8517 (nextchar): Remove. Replace uses with UNGETC.
8518 (skip_white_space): Handle linemode here. Optimize for cpplib.
8519 (skip_white_space_on_line): Remove.
8520 (extend_token_buffer_to): New fn.
8521 (extend_token_buffer): Use it.
8522 (read_line_number, check_newline): Just deal with tokens.
8523 (token_getch, token_put_back): New fns.
8524 (yylex): Use them. More cpplib optimizations. Simplify.
8526 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8527 Jason Merrill <jason@yorick.cygnus.com>
8529 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8530 (consume_string): Make this smart about USE_CPPLIB.
8531 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8532 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8533 Also, clean up cases where we redundantly set token_buffer[0].
8534 (read_line_number): New fn.
8535 (ignore_escape_flag): New variable.
8537 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8539 * a29k/t-a29kbare: Fix some comments.
8540 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8541 (FPBIT, DPBIT): Define.
8542 * a29k/t-vx29k: Likewise.
8543 * arc/t-arc: Likewise.
8544 * arm/t-arm-elf: Likewise.
8545 * arm/t-bare: Likewise.
8546 * arm/t-pe: Likewise.
8547 * arm/t-pe-thumb: Likewise.
8548 * arm/t-semi: Likewise.
8549 * arm/t-thumb: Likewise.
8550 * arm/t-thumb-elf: Likewise.
8551 * arm/t-thumb-linux: Likewise.
8552 * h8300/t-h8300: Likewise.
8553 * i960/t-i960: Likewise.
8554 * i960/t-vxworks960: Likewise.
8555 * m32r/t-m32r: Likewise.
8556 * mips/t-ecoff: Likewise.
8557 * mips/t-elf: Likewise.
8558 * mips/t-r3900: Likewise.
8559 * pa/t-pro: Likewise.
8560 * rs6000/t-aix43: Likewise.
8561 * rs6000/t-beos: Likewise.
8562 * rs6000/t-newas: Likewise.
8563 * rs6000/t-ppccomm: Likewise.
8564 * rs6000/t-rs6000: Likewise.
8565 * rs6000/t-winnt: Likewise.
8566 * rs6000/t-xnewas: Likewise.
8567 * rs6000/t-xrs6000: Likewise.
8568 * sh/t-sh: Likewise.
8569 * sparc/t-elf: Likewise.
8570 * sparc/t-sparcbare: Likewise.
8571 * sparc/t-sparclite: Likewise.
8572 * sparc/t-splet: Likewise.
8573 * v850/t-v850: Likewise.
8574 * mn10200/t-mn10200: Fix comments.
8575 * mn10300/t-mn10300: Likewise.
8577 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8578 dummy operand. Allocate a new pseudo for the dummy operand.
8579 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8581 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8583 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8585 * configure: Rebuilt.
8586 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8588 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8590 * recog.c (preproces_constraints): Zero recog_op_alt before
8591 processing the constraints.
8593 * arm.c (typedef minipool_node): Renamed from pool_node.
8594 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8595 (add_minipool_constant): New function.
8596 (dump_minipool): New function.
8597 (find_barrier): Remove special case for getting the insn size of
8598 an insn that references the constant pool.
8599 (minipool_fixup): New structure.
8600 (push_minipool_barrier): New function.
8601 (push_minipool_fix): New function.
8602 (note_invalid_constants): New function.
8603 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8604 (arm_reorg): Rewrite code to fix up the constant pool into a
8605 series of mini-pools embedded in the insn stream.
8606 (arm_output_epilogue): New function, made mainly from the body
8607 of output_func_epilogue.
8608 (output_func_epilogue): Move insn generation part of epilogue code
8609 to arm_output_epilogue.
8610 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8611 * arm.md (pool_range): New attribute.
8612 (zero_extendqidi2): Add attribute pool_range.
8613 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8614 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8615 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8616 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8617 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8618 (epilogue): New expand.
8619 (epilogue_insn): New insn. Call arm_output_epilogue.
8621 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8622 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8624 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8626 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8628 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8630 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8632 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8634 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8636 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8638 * global.c: Fix comment.
8640 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8642 * gcc.c (access_check): New static function.
8643 (find_a_file): Use it when searching a directory list.
8644 * collect2.c (find_a_file): Don't accept directories found when
8645 searching a directory list.
8647 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8649 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8650 function parameters with `&'.
8651 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8653 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8655 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8656 or tidy_fallthru_edge if the last insn in the block is not
8657 an unconditional jump or a simple conditional jump.
8659 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8661 * Makefile.in (c-decl.o): Depends on defaults.h.
8663 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8665 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8667 (CLASS_MAX_NREGS): Likewise.
8669 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8671 * cse.c (cse_insn): Fix dumb thinko in last change.
8673 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8675 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8678 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8680 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8681 test for sizes of passed and declared parameter types.
8683 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8685 * fixincludes: Fix the return type of bsearch, char* -> void*.
8687 * fixinc/inclhack.def: Likewise.
8689 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8691 * invoke.texi (-fdump-translation-unit): New option.
8693 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8695 * expr.h (PROMOTE_PROTOTYPES): Move ...
8696 * defaults.h: ... to here.
8697 * c-decl.c: Include defaults.h instead of expr.h.
8698 * c-typeck.c: Include defaults.h.
8700 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8702 * toplev.h (errorcount): Declare.
8703 (warningcount): Likewise.
8704 (sorrycount): Likewise.
8705 * c-lex.c (errorcount): Don't declare.
8706 * dwarf2out.c (errorcount): Don't declare.
8708 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8710 * config/libgloss.h: Add a note discouraging use with ELF.
8711 * configure.in: Don't use libgloss.h for ELF targets.
8712 Always use_collect2 on a.out targets.
8714 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8716 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8717 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8719 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8721 * loop.c (strength_reduce): When doing biv->giv conversion, update
8722 reg note of NEXT->insn.
8724 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8726 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8728 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8730 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8731 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8732 Ensure expr.h is included.
8733 * c-typecheck.c (convert_arguments): Ditto.
8735 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8737 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8738 * config/convex/convex.h: Ditto.
8739 * config/dsp16xx/dsp16xx.h: Ditto.
8740 * config/fx80/fx80.h: Ditto.
8741 * config/gmicro/gmicro.h: Ditto.
8742 * config/i370/i370.h: Ditto.
8743 * config/i386/i386.h: Ditto.
8744 * config/m32r/m32r.h: Ditto.
8745 * config/m68k/m68k.h: Ditto.
8746 * config/m88k/m88k.h: Ditto.
8747 * config/mips/mips.h: Ditto.
8748 * config/pa/pa.h: Ditto.
8749 * config/pyr/pyr.h: Ditto.
8750 * config/tahoe/tahoe.h: Ditto.
8751 * config/we32k/we32k.h: Ditto.
8753 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8756 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8758 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8761 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8763 1999-08-02 Richard Henderson <rth@cygnus.com>
8765 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8766 for the register spill block.
8768 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8769 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8771 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8772 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8773 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8775 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8777 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8778 MAX_WCHAR_TYPE defined in sparc.h.
8779 * config/sparc/linuxaout.h: Likewise.
8780 * config/sparc/linux64.h: Likewise.
8781 Also default to -mvis if CPU is UltraSPARC.
8783 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8785 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8786 (RTX_OK_FOR_OLO10): Likewise.
8787 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8788 %lo(), allow it in addresses...
8789 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8790 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8791 does not make sense.
8792 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8793 (sparc_output_scratch_registers): New function.
8794 (output_function_prologue, sparc_flat_output_function_prologue): Use
8796 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8798 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8799 * configure.in: Add check for .register pseudo-op support in as and
8800 check for offsetable %lo().
8801 * acconfig.h: Add templates for the above checks.
8802 * configure: Regenerate.
8804 1999-08-02 Richard Henderson <rth@cygnus.com>
8806 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8807 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8808 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8810 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8812 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8815 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8817 * config/float-sparc.h: New file.
8818 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8819 sparc-*-linux-gnu and sparc64-*-linux*.
8821 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8823 * rs6000.c (rs6000_va_list): Type is an array.
8824 (rs6000_va_start): Don't doubly adjust for varargs.
8825 (rs6000_va_arg): Evaluate long long GPR adjustment.
8827 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8829 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8830 -maix64 and -maix32.
8831 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8832 LINK_SPEC): Change appropriately.
8833 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8834 (u_short_cint_operand): Likewise.
8835 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8837 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8839 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8841 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8843 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8845 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8846 (non_add_cint_operand): Likewise.
8847 (logical_operand): Likewise.
8848 (non_logical_cint_operand): Likewise.
8849 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8850 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8851 (rs6000_select_rtx_section): Suppress warning.
8852 (small_data_operand): Suppress warning.
8853 (rs6000_got_register): Suppress warning.
8854 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8855 type, so `J' is generally the wrong constraint for a SImode value;
8857 (andsi3_internal2): Likewise.
8858 (andsi3_internal3): Likewise.
8859 (iorsi3_internal1): Likewise.
8860 (xorsi3_internal1): Likewise.
8862 (movsf_softfloat): Likewise.
8863 (scc insns): Likewise.
8864 (movsi+2): Preserve sign bits of SImode constant.
8865 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8866 (movdf+1): Sign-extend properly.
8867 (movdi_32+1): Sign-extend properly.
8868 (scc insns): Sign-extend properly.
8870 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8873 1999-08-02 Richard Henderson <rth@cygnus.com>
8875 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8877 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8878 * alpha.md (all fp insns): Likewise.
8880 1999-08-02 Nick Clifton <nickc@cygnus.com>
8882 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8885 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8887 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8888 pic_load_label generator directly.
8889 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8890 No longer a named pattern.
8892 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8894 * explow.c (force_reg): Call force_operand if X does not
8895 satisfy general_operand.
8897 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8899 * fix-header.c (main): When testing for CONTINUED, use string
8900 equality, not pointer equality.
8902 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8904 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8906 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8908 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8909 that has become an unconditional jump.
8911 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8912 (output_function_epilogue): Similarly.
8914 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8916 * tree.h (init_dummy_function_start): Declare.
8918 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8920 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8921 last_expr_type, last_expr_value, block_start_count, block_stack,
8922 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8923 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8924 dynamically in stmt elt of struct function for each function.
8925 (struct nesting): Rename function_call_count elt to n_function_calls,
8926 target_temp_slot_level to block_target_temp_slot_level. All users
8928 (struct stmt_status): New structure definition.
8929 Add many accessor macros for stmt_status elements which previously
8930 were global variables.
8931 (init_stmt_for_function): Allocate stmt elt for current_function.
8932 Reflect that block_start_count was renamed to
8933 current_block_start_count.
8934 (save_stmt_status, restore_stmt_status): Delete functions.
8935 (preserve_subexpressions_p): Don't access loop_stack when outside
8937 (expand_start_bindings): Reflect that block_start_count was renamed to
8938 current_block_start_count.
8939 (expand_fixup): Likewise.
8940 (expand_decl): Don't access block_stack when outside a function.
8941 (expand_decl_cleanup): Likewise.
8942 (expand_dcc_cleanup): Likewise.
8943 (expand_dhc_cleanup): Likewise.
8944 (expand_anon_union_decl): Likewise.
8945 (set_file_and_line_for_stmt): New function.
8946 (in_control_zone_p): New function.
8948 * function.h (struct function): Add new elt stmt.
8949 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8950 case_stack, nesting_stack, nesting_depth, block_start_count,
8951 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8952 emit_lineno, goto_fixup_chain.
8953 (save_eh_status, restore_eh_status, save_stmt_status,
8954 restore_stmt_status): Delete declarations.
8955 * function.c (push_function_context_to): Don't call save_stmt_status.
8956 (pop_function_context_to): Don't call restore_stmt_status.
8957 * tree.h (in_control_zone_p): Declare.
8958 * rtl.h (set_file_and_line_for_stmt): Declare.
8960 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8961 call set_file_and_line_for_stmt.
8963 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8965 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8966 Also update copyright.
8968 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8970 * c-pragma.c: Don't include "except.h".
8971 * emit-rtl.c: Likewise.
8972 * stor-layout.c: Likewise.
8974 * varasm.c: Likewise.
8976 * flow.c: Include "function.h".
8977 * tree.h (init_dummy_function_start): Declare new function.
8979 * except.h (struct eh_status): New structure.
8980 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8982 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8983 catch_clauses, false_label_stack, caught_return_label_stack,
8984 protect_list, current_function_ehc): Add accessor macros for the
8985 corresponding fields in current_function->eh; delete declarations
8986 for all items that used to be declared here.
8987 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8988 catch_clauses, false_label_stack, caught_return_label_stack,
8989 protect_list, current_function_ehc): Delete variables.
8990 (init_eh_for_function): Allocate current_function->eh.
8991 (save_eh_status, restore_eh_status): Delete functions.
8993 * function.h (struct function): Add fields next_global and eh.
8994 Delete all exception handling related fields.
8995 * function.c (current_function): New variable.
8996 (all_functions): New variable.
8997 (push_function_context_to): Don't allocate a struct function,
8998 use current_function instead. Call init_dummy_function_start when
8999 outside a function. Clear current_function before returning.
9000 (pop_function_context_from): Restore current_function.
9001 Don't free the restored struct function.
9002 (prepare_function_start): New function.
9003 (init_dummy_function_start): New function.
9004 (init_function_start): Break out some code into prepare_function_start
9007 * stmt.c (save_stmt_status): Don't call save_eh_status.
9008 (restore_stmt_status): Don't call restore_eh_status.
9010 * Makefile.in: Update dependencies.
9012 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9014 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9015 of depending on a magic constant value. Update comments.
9016 (hppa_expand_prologue): Similarly.
9018 * pa.md (reload_indi, reload_outdi): Allow any register for the
9019 original reload register.
9021 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9023 * cccp.c (print_help): Change marcos to macros.
9025 1999-07-30 Richard Henderson <rth@cygnus.com>
9027 * c-typeck.c (initializer_constant_valid_p): Move ...
9028 * c-common.c (initializer_constant_valid_p): ... here. Use
9029 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9031 * c-common.h (initializer_constant_valid_p): Declare.
9032 * c-tree.h (initializer_constant_valid_p): Remove.
9034 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9036 * config/i386/sol2-c1.asm: Align the stack.
9037 * config/i386/sol2-gc1.asm: Likewise.
9039 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9041 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9042 -Asparclite for sparc86x.
9043 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9045 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9047 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9049 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9050 the user if using the non-default arch size in BI_ARCH configuration.
9051 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9053 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9054 Fix patterns so that they actually match.
9055 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9056 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9057 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9059 (mulsidi3): Reflect this in the expand.
9060 (smulsi3_highpart): Only on TARGET_ARCH32.
9061 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9062 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9063 (umulsidi3): Reflect this in the expand.
9064 (umulsi3_highpart): Only on TARGET_ARCH32.
9065 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9066 don't require g0 to be zero.
9067 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9068 ({,u}divsi3): New expands.
9069 ({,u}divsi3_sp64): New patterns.
9070 (after lshrdi3_v8plus): Four new patterns to help combiner
9071 optimizing nested mixed mode shifts.
9073 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9074 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9075 speed things up. Don't use them by default on plain v9 in 64bit
9076 mode, according to what SPAMv9 sais.
9078 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9079 top 32 bits of %[og][0-7] in signal handlers.
9080 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9082 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9084 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9085 (ashlsi3): Corresponding changes.
9087 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9089 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9091 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9093 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9095 * arm.h (Hint): Delete macro.
9096 Substitute HOST_WIDE_INT for Hint in some prototypes.
9097 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9099 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9101 * builtins.c (expand_builtin_setjmp): Use force_operand to
9102 make sure that the buffer address is in a suitable form to be
9103 passed to force_reg.
9105 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9107 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9110 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9112 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9113 proper mode in the condition string.
9114 (icacheflush, dcacheflush): Remove modes from match_operands.
9116 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9117 proper mode before using it.
9119 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9122 * pa.c (store_reg): Do not call add_high_const generator directly.
9123 (load_reg, set_reg_plus_d): Likewise.
9124 * pa.md (add_high_const): No longer a named pattern.
9126 * pa.c (legitimize_address): Consistently use Pmode rather than
9127 SImode. Do not call gen_pic2_highpart directly anymore.
9128 * pa.md (pic2_highpart): No longer a named pattern.
9129 (pic2_lo_sum): Similarly. Reformat to make more readable.
9131 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9136 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9138 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9140 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9142 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9143 and tag the spill mems.
9144 (hppa_va_start): New.
9146 * pa.h (EXPAND_BUILTIN_VA_START): New.
9147 (EXPAND_BUILTIN_VA_ARG): New.
9149 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9151 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9152 and tag the spill mems.
9153 (mn10300_va_start): New.
9154 (mn10300_va_arg): New.
9155 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9156 (EXPAND_BUILTIN_VA_ARG): New.
9158 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9160 * mn10200.c (mn10200_va_arg): New.
9161 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9163 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9165 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9166 rather than play with TREE_INT_CST_LOW.
9168 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9170 * config/arm/telf.h: Include dbxelf.h.
9171 (CPP_PREDEFINES): Only define if not already defined.
9172 (ASM_IDENTIFY_GCC): Likewise.
9173 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9174 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9175 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9177 (DBX_DEBUGGING_INFO): Don't define.
9178 * config/arm/linux-telf.h: New file.
9179 * config/arm/linux-tgas.h: New file.
9180 * config/arm/t-thumb-linux: New file.
9181 * config/arm/uclinux-elf.h: New file.
9182 * config/arm/uclinux-telf.h: New file.
9183 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9184 thumb-*-uclinux): New targets.
9185 * configure: Regenerate.
9187 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9189 * pa.md (post_store, pre_load): New expanders.
9190 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9191 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9192 need to directly generate RTL for them.
9193 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9196 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9198 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9199 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9200 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9201 (secndary_reload_class): Make TARGET_ELF conditional compile.
9202 (print_operand_address): Similar.
9203 (output_toc): Print all values as hex.
9204 (get_issue_rate): Rearrange and add RS64A and PPC630.
9205 * rs6000.h (processor_type): Add RS64A and PPC630.
9206 (PROCESSOR_POWERPC64): New.
9207 (PROMOTE_MODE): Use word_mode.
9208 (RTX_COSTS): Add RS64A and PPC630.
9209 * rs6000.md (scheduling information): Add lmul and ldiv
9210 representing 64-bit integer multiply and divide. Add rs64a and
9212 (ashldi3): Add support for "rldic" instruction.
9213 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9215 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9217 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9218 instead of V8 for sparclite86x in cpu_table.
9220 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9222 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9223 output_file_directive.
9225 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9227 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9228 tree for op1, not the rtl.
9230 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9232 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9233 to m88k_va_start, leaving only the register spill.
9234 (m88k_build_va_list): New.
9235 (m88k_va_start): New.
9237 * m88k.h (BUILD_VA_LIST_TYPE): New.
9238 (EXPAND_BUILTIN_VA_START): New.
9239 (EXPAND_BUILTIN_VA_ARG): New.
9241 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9243 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9244 Rename from expand_builtin_saveregs.
9245 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9247 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9249 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9250 for the register spill block.
9251 (i960_build_va_list): New.
9252 (i960_va_start): New.
9254 * i960.h (BUILD_VA_LIST_TYPE): New.
9255 (EXPAND_BUILTIN_VA_START): New.
9256 (EXPAND_BUILTIN_VA_ARG): New.
9257 * i960.md (store_multiple): Use change_address on individul mems.
9259 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9261 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9263 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9264 (expand_builtin_va_end): Evaluate arg for side effects.
9265 * c-common.c (c_common_nodes_and_builtins): Construct a
9266 va_list_arg_type_node to handle array decomposition to pointer.
9268 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9270 * except.c (start_dynamic_cleanup): Use force_operand on the
9273 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9275 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9276 * c4x.c (c4x_va_arg): New.
9278 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9280 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9283 1999-07-26 Nathan Sidwell <nathan@acm.org>
9285 * eh-common.h (__eh_matcher): Prototype correctly.
9287 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9289 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9290 (TARGET_SINGLE_PIC_BASE): Likewise.
9291 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9293 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9294 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9295 (TARGET_OPTIONS): Add -mpic-register=N.
9296 (OUTPUT_INT_ADDR_CONST): New macro.
9297 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9298 LEGITIMATE_PIC_OPERAND_P): Likewise.
9299 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9300 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9301 output_addr_const directly.
9302 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9304 (thumb_pic_register, thumb_pic_register_string): Declare.
9306 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9308 (label_mentioned_p): New function: Imported from arm.c.
9309 (legitimize_pic_address): New function: Imported from arm.c.
9310 (is_pic):New function: Imported from arm.c.
9311 (thumb_finalize_pic):New function: Imported from arm.c.
9312 (add_constant): Cope with PIC constants.
9313 (fixit): Cope with PIC constants.
9314 (output_return): Do not treat the PIC register as live if
9315 TARGET_SINGLE_PIC_BASE is true.
9316 (thumb_function_prologue): Do not treat the PIC register as live if
9317 TARGET_SINGLE_PIC_BASE is true.
9318 (thumb_expand_prologue): Do not treat the PIC register as live if
9319 TARGET_SINGLE_PIC_BASE is true.
9320 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9321 TARGET_SINGLE_PIC_BASE is true.
9322 (thumb_print_operand): Accept '|'.
9323 (thumb_override_options): Process PIC options.
9325 * config/arm/thumb.md (movsi): Support PIC.
9326 (call_insn): Change "i" constraint to "X".
9327 (call_value_insn): Likewise.
9328 (consttable_4, consttable_8, consttable_end): Set and clear
9329 "making_const_table" as appropriate.
9330 (pic_load_addr, pic_add_dot_plus_four): New insns.
9332 * invoke.texi (Thumb Options): Fix spelling. Document new
9333 options -msingle-pic-base and -mpic-register=.
9335 1999-07-26 Andrew Haley <aph@cygnus.com>
9337 * config/m32r/initfini.c (__init): Use a full word immediate for
9338 __fini: this allows it to be placed in any memory region.
9340 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9341 -mmodel=medium. This is OK for all memory models.
9343 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9345 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9346 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9348 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9350 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9353 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9355 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9357 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9358 (BUILD_VA_LIST_TYPE): New.
9359 (EXPAND_BUILTIN_VA_START): New.
9360 (EXPAND_BUILTIN_VA_ARG): New.
9361 * i860.c (output_delayed_branch): Disable.
9362 (output_delay_insn): Likewise.
9363 (i860_saveregs): New.
9364 (i860_build_va_list): New.
9365 (i860_va_start): New.
9367 * i860.md: Disable all peepholes using output_delayed_branch.
9368 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9370 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9372 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9373 (BUILD_VA_LIST_TYPE): New.
9374 (EXPAND_BUILTIN_VA_START): New.
9375 (EXPAND_BUILTIN_VA_ARG): New.
9376 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9377 Return the address of the save area.
9378 (clipper_build_va_list): New.
9379 (clipper_va_start): New.
9380 (clipper_va_arg): New.
9382 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9384 * arc.h (EXPAND_BUILTIN_VA_START): New.
9385 (EXPAND_BUILTIN_VA_ARG): New.
9386 * arc.c (arc_setup_incoming_varargs): Set alias set of
9388 (arc_va_start): New.
9391 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9393 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9394 (BUILD_VA_LIST_TYPE): New.
9395 (EXPAND_BUILTIN_VA_START): New.
9396 (EXPAND_BUILTIN_VA_ARG): New.
9397 * alpha.c (alpha_builtin_saveregs): Delete.
9398 (alpha_build_va_list): New.
9399 (alpha_va_start): New.
9400 (alpha_va_arg): New.
9402 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9404 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9406 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9407 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9409 * gcc.texi: More changes related to list conversion.
9410 * invoke.texi: Likewise.
9412 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9414 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9415 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9416 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9417 (stabilize_va_list): New function.
9418 (std_expand_builtin_va_start): New function.
9419 (expand_builtin_va_start): New function.
9420 (get_varargs_alias_set): New function.
9421 (std_expand_builtin_va_arg): New function.
9422 (expand_builtin_va_arg): New function.
9423 (expand_builtin_va_end): New function.
9424 (expand_builtin_va_copy): New function.
9425 (expand_builtin): Call them.
9426 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9427 __builtin_{varargs_start,stdarg_start,end,copy}.
9428 (build_va_arg): New function.
9429 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9430 (build_va_arg): Declare.
9431 * c-decl.c (ptr_type_node, va_list_type_node): New.
9432 * c-parse.gperf (__builtin_va_arg): New.
9433 * c-parse.in (VA_ARG): New token.
9434 (unary_expr): Recognize it.
9435 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9436 * expr.h (std_expand_builtin_va_start): Declare.
9437 (std_expand_builtin_va_arg): Declare.
9438 (expand_builtin_va_arg): Declare.
9439 (get_varargs_alias_set): Declare.
9440 * tree.def (VA_ARG_EXPR): New.
9441 * tree.h (BUILT_IN_VARARGS_START): New.
9442 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9443 (ptr_type_node, va_list_type_node): Declare.
9444 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9445 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9446 * m88k.h, m88k.c: Likewise.
9447 * mn10300.h, mn10300.c: Likewise.
9448 * pa.h, pa.c: Likewise.
9449 * rs6000.h, rs6000.c: Likewise.
9450 * sh.h, sh.c: Likewise.
9451 * sparc.h, sparc.c: Likewise.
9453 * emit-rtl.c (operand_subword): Copy alias set.
9454 (change_address): Likewise.
9456 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9458 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9459 not just the first one.
9461 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9463 * config/arm/arm.h (TARGET_SWITCHES): Add
9464 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9465 (TARGET_OPTIONS): Add -mpic-register=.
9466 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9467 (arm_pic_register_string): Declare.
9468 (NEED_PLT_GOT): Delete, replace with ...
9469 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9470 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9471 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9472 * config/arm/arm.c (arm_override_options): Add new option
9474 (arm_pic_register_string): New variable.
9475 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9476 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9477 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9478 (output_return_instruction): Likewise.
9479 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9480 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9481 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9483 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9484 mention of -msched-prolog. Document new options -msingle-pic-base
9485 and -mpic-register=.
9487 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9489 * haifa-sched.c (reemit_notes): Tidy.
9490 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9493 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9495 * explow.c (trunc_int_for_mode): New function.
9496 (plus_constant_wide): Use it.
9497 * combine.c (simplify_and_const_int): Likewise.
9498 (merge_outer_ops): Likewise.
9499 (simplify_shift_const): Likewise.
9500 * cse.c (simplify_unary_operation): Likewise.
9501 (simplify_binary_operation): Likewise.
9502 * emit-rtl.c (operand_subword): Likewise.
9503 * rtl.h: Declare it.
9505 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9507 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9508 (use NUM_REGS instead of NUM_INTS).
9510 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9512 * builtins.c: New file.
9513 * expr.c (saveregs_value, apply_args_value): Delete definition,
9514 moved into builtins.c.
9515 (string_constant): No longer static.
9516 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9517 apply_args_size, apply_result_size, result_vector,
9518 expand_builtin_apply_args, expand_builtin_apply,
9519 expand_builtin_return): Delete functions, moved into builtins.c.
9520 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9521 * expr.h (saveregs_value, apply_args_value): Declare variables.
9522 (expand_builtin, string_constant): Declare functions.
9523 * Makefile.in: Update to build builtin.o.
9525 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9527 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9528 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9529 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9530 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9532 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9535 1999-07-21 Michael Meissner <meissner@cygnus.com>
9537 * print-rtl.c (print_rtx): Print the names of the virtual
9540 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9542 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9543 introduced in previous delta.
9545 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9547 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9548 to avoid name clash.
9550 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9552 * c-lex.c (yylex) : Correct the test for overflow when lexing
9555 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9557 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9558 (adjust_priority): Always call ADJUST_PRIORITY.
9559 (schedule_insn): Only put insns into the ready at cost 0.
9560 (schedule_block): Remove redundant initial sort. Give clock_var
9561 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9563 * tm.texi (MD_SCHED_REORDER): Update docs.
9565 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9566 * sparc.c (ultra_reorder_called_this_block): Delete.
9567 (ultrasparc_sched_init): Don't set it.
9568 (ultrasparc_sched_reorder): Don't check it.
9570 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9572 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9573 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9574 (function_arg_boundary): Align DFmode.
9575 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9576 to get fp reg and stack overflow correct.
9577 (function_arg): Likewise.
9578 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9579 (setup_incoming_varargs): Restructure for ABI_V4; use
9580 function_arg_advance to skip final named argument.
9581 (expand_builtin_saveregs): Properly unskip the last integer arg
9582 when doing varargs. Adjust overflow location calculation.
9584 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9585 explicitly unsigned.
9586 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9587 (__VA_GP_REGSAVE): Similarly.
9588 (__va_longlong_p): Delete.
9589 (__va_arg_type_violation): New declaration.
9590 (va_arg): Restructure. Flag promotion errors. Align double.
9591 TFmode passed by reference.
9593 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9594 in the HOST_BITS_PER_WIDE_INT > 32 case.
9596 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9598 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9600 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9602 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9603 * toplev.c (documented_lang_options): Add -fpreprocessed.
9604 * cpplib.h (struct cpp_buffer): Add preprocessed.
9605 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9606 (cpp_start_read): Don't expand macros or emit an initial #line
9607 directive if -fpreprocessed.
9609 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9611 * cpplib.h (struct cpp_buffer): Added manual_pop for
9612 better C++ tokenization.
9613 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9614 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9615 * c-common.c (cpp_token): Make non-static.
9617 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9619 * c-common.h: New file.
9620 * c-common.c (permanent_obstack): Delete unused declaration.
9621 (c_global_trees): New array.
9622 (c_common_nodes_and_builtins): New function; split off common code
9623 from init_decl_processing in both c-decl.c and cp/decl.c.
9624 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9625 c_global_trees and accessor macros defined in c-common.h.
9627 * c-decl.c: Delete definitions for tree nodes that were replaced by
9629 (init_decl_processing): Build void_list_node.
9630 Call c_common_nodes_and_builtins; delete code to generate the common
9632 * objc/objc-act.c (build_module_descriptor): Rename variable
9633 void_list_node to avoid clash with c-common.h.
9635 * Makefile.in: Update dependencies.
9636 * objc/Make-lang.in: Likewise.
9638 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9640 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9641 (UNIQUE_SECTION_P): Likewise.
9642 (UNIQUE_SECTION): Likewise.
9644 1999-07-19 Linas Vepstas <linas@linas.org>
9646 * config/i370/README: New file.
9647 * config/i370/linux.h: New file.
9648 * config/i370/mvs.h: New file.
9649 * config/i370/oe.h: New file.
9650 * config/i370/t-linux: New file.
9651 * config/i370/t-mvs: New file.
9652 * config/i370/t-oe: New file.
9653 * config/i370/x-oe: New file.
9654 * config/i370/xm-linux.h: New file.
9655 * config/i370/xm-mvs.h: New file.
9656 * config/i370/xm-oe.h: New file.
9658 * i370.c (label_node_t): Add first_ref_page, label_addr,
9659 label_first_ref, label_last_ref members.
9660 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9661 (MAX_MVS_LABEL_SIZE): Define.
9662 (MAX_LONG_LABEL_SIZE): Define.
9663 (alias_node_t, alias_anchor, alias_number): New.
9664 (mvs_function_table): Reorder for EBCDIC.
9665 (ascebc, ebcasc): Unconditionally define.
9666 (i370_branch_dest, i370_branch_length): New functions.
9667 (i370_short_branch, i370_label_scan): New functions.
9668 (mvs_get_label): Renamed from mvs_add_label. Search for
9669 an existing label before creating a new one.
9670 (mvs_add_label): New function.
9671 (mvs_get_label_page): New function.
9672 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9673 over the entire list.
9674 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9675 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9676 (mvs_add_alias, mvs_need_alias): New functions.
9677 (mvs_get_alias, mvs_check_alias): New functions.
9678 (handle_pragma): New function.
9679 (mvs_function_check): New function.
9680 (unsigned_jump_follows_p): Search harder.
9681 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9682 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9683 * i370.h (TARGET_VERSION): Delete.
9684 (CPP_SPEC, CPP_PREDEFINES): Delete.
9685 (mvs_label_emitted): Delete.
9686 (TARGET_EBCDIC): Delete.
9687 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9688 (HANDLE_PRAGMA): Define.
9689 (HARD_REGNO_NREGS): Handle complex modes.
9690 (HARD_REGNO_MODE_OK): Likewise.
9691 (CLASS_MAX_NREGS): Likewise.
9692 (RET_REG): Likewise.
9693 (EXTRA_CONSTRAINT): Define.
9694 (RETURN_IN_MEMORY): True for DImode.
9695 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9696 (FUNCTION_PROFILER): Delete.
9697 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9698 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9699 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9700 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9701 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9702 (ASM_FILE_START): Add "RMODE ANY".
9703 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9704 (ASM_GLOBALIZE_LABEL): Likewise.
9705 (ASM_OUTPUT_LABELREF): Likewise.
9706 (ASM_OUTPUT_COMMON): Likewise.
9707 (PRINT_OPERAND): Handle 'K', 'W', default.
9708 (PRINT_OPERAND_ADDRESS): New.
9709 (Lots of defines): Add support for TARGET_ELF_ABI.
9710 * i370.md (attr length): New. Define for all patterns.
9711 (*): Lots of tweeks to assembly output and constraints.
9713 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9715 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9716 Disable patterns performing SImode comparisons with SImode values
9717 if TARGET_POWERPC64 and instruction does not sign-extend or does
9718 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9719 differ for signed quantities.
9720 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9721 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9722 (decrement_and_branch_on_count): Add 64-bit variant.
9724 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9726 * final.c (output_asm_insn): When searching for the matching string
9727 for a given dialect, don't run past the end of the list of
9728 alternatives if there are fewer alternatives in the template than
9731 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9733 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9734 Removed paragraph about compression of files and size limitation,
9735 duplicated in the FAQ. Use gcc-patches for posting patches.
9736 * gcc.c (main): Updated URL with bug reporting instructions to
9737 gcc.gnu.org. Removed e-mail address.
9738 * system.h (abort): Likewise.
9740 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9742 * Makefile.in (stmp-multilib-sub): Make the files extracted
9743 from $(LIBGCC1) writable.
9745 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9747 * config/arm/aout.h: Reformat for improved readability.
9749 * config/arm/arm.h: Reformat for improved readability.
9750 Replace uses of fprintf with asm_fprintf where appropriate.
9751 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9752 function declaration assembler actions.
9753 (NUM_INTS): New macro: Convert from bytes to words.
9754 (NUM_REGS): New macro: Compute number of registers required to
9755 hold a quanitity of tyep MODE.
9756 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9758 (NUM_ARG_REGS): New macro: The number of argument registers
9760 (ARG_REGISTER): New macro: Compute the register number of the Nth
9762 (LAST_ARG_REGNUM): New macro: The number of the last argument
9764 (SP_REGNUM): New macro: Register number of the stack pointer.
9765 (FP_REGNUM): New macro: Register number of the frame pointer.
9766 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9767 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9768 CUMULATIVE_ARGS so that it counts registers not bytes.
9770 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9772 Replace uses of fprintf with asm_fprintf where appropriate.
9773 (output_ascii_pseudo_op): Replace with version from thumb.c
9775 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9777 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9779 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9780 (ASM_FILE_START): Emit ASM_APP_OFF.
9782 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9784 * pa.c (compute_frame_size): Round frame according to
9785 STACK_BOUNDARY rather than a hardwired value.
9787 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9789 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9791 * configure: Rebuilt.
9793 * configure.in (hppa*-*-linux*): New configuration.
9794 * configure: Rebuilt.
9795 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9796 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9797 * pa/pa-linux.h: New file.
9798 * pa/t-linux: New file.
9799 * pa/xm-linux.h: New file.
9801 * pa.c (hppa_legitimize_address): Change references from SImode to
9802 either Pmode or word_mode as appropriate.
9803 (emit_move_sequence, store_reg, load_reg): Likewise.
9804 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9805 (output_mul_insn): Likewise.
9806 * pa.h (PROMOTE_MODE): Likewise.
9807 (INITIALZE_TRAMPOLINE): Likewise.
9808 (Pmode): Define to word_mode.
9810 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9811 value of 4. Allocate 8 bytes for each FP register save.
9812 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9814 (hppa_expand_prologue): Likewise.
9815 * pa.h (PROMOTE_MODE): Likewise.
9816 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9817 (FUNCTION_ARG_BOUNDARY): Likewise.
9819 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9821 * pa.c (out_of_line_prologue_epilogue): Delete.
9822 (override_options): Remove -mspace related code.
9823 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9824 (compute_frame_size): Only allocate space for register that
9825 actually need to be saved.
9826 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9827 (TARGET_SWITCHES): Remove -mspace, -mno-space
9828 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9829 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9830 * pa/ee.asm, pa/ee_fp.asm: Delete.
9832 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9834 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9835 directive in column zero.
9837 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9839 * m68k.c (output_function_prologue): Fix computation of save mask
9840 when generating PIC code.
9842 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9844 * tree.c (build_type_attribute_variant): Move current_obstack restore
9845 after build_qualified_type call.
9847 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9849 * configure.in: Use t-iris6, even with GNU LD.
9850 * config/mips/iris6gld.h: Fix typo in linker spec.
9851 * config/mips/t-iris6gld: Remove.
9853 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9855 * rs6000.md (insv, extzv): Remove SImode dependence in named
9856 patterns. Explicitly generate DImode RTL if PowerPC64 and
9858 (insvdi): Reverse start and size in instruction template.
9860 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9862 * invoke.texi: Typo fixes.
9864 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9866 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9867 handle at this time instead of silently generating incorrect code.
9868 (gen_imagpart): Likewise.
9870 * reload.c (find_reloads): Emit a USE for a pseudo register without
9871 a hard register if we could not create an optional reload for the
9874 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9876 * c-typeck.c (output_init_element, process_init_element):
9877 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9878 check for nameless bit fields.
9880 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9882 * regclass.c (scan_one_insn): Notice subregs that change the
9883 size of their operand.
9884 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9886 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9888 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9889 * configure: Rebuilt.
9890 * alpha/t-ieee: New file.
9892 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9894 * rs6000.c (find_addr_reg): Do not select r0 as an address
9897 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9899 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9901 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9903 * rs6000.md (movsf): Do not force easy FP constants into memory.
9905 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9906 immed_double_const to ensure they are properly truncated then
9909 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9911 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9912 always unless NO_DEBUG is used. Compile this code
9914 (replace_symbols_in_block): Compile it unconditionally.
9916 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9918 * configure.in (i?86-*-elf*): New target.
9919 * configure: Rebuilt.
9920 * i386/i386elf.h, i386/t-i386elf: New files.
9922 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9924 * toplev.c (main): Don't complain about saying -gdwarf.
9925 (rest_of_compilation): Remove redundant code.
9927 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9929 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9931 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9933 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9934 "Li960R:", to avoid name clash.
9936 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9938 * loop.c (check_dbra_loop): When reversing a loop, delete all
9939 REG_EQUAL notes referencing the reversed biv except those which are
9940 for a giv based on it.
9942 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9944 * version.c: Drop "gcc-" prefix from version #.
9946 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9948 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9949 the label if we're being verbose.
9951 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9953 * m68k.c (output_function_prologue): Add pic register to mask
9954 if live and flag_pic.
9955 (output_function_epilogue): Likewise.
9957 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9959 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9960 directives in column zero.
9962 * pa/elf.h (ASM_FILE_START): Define.
9963 * pa/som.h (ASM_FILE_START): Include .level directives.
9964 * pa/hpux10.h (ASM_FILE_START): Delete.
9965 * pa/hpux11.h (ASM_FILE_START): Delete.
9967 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9969 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9971 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9972 when reload_out equals reload_in.
9974 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9976 * invoke.texi (Spec Files): New node: Describe the contents of
9979 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9981 * invoke.texi (DEC Alpha Options): Put @end table at
9982 beginning of line, to avoid confusing texi2html.
9984 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9986 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9987 introduced in previous delta.
9989 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9991 * reload1.c (gen_reload): When synthesizing a 3 operand add
9992 sequence, improve test for when to reload OP1 into the reload
9993 register instead of OP0.
9995 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9997 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9999 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10001 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10004 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10006 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10007 (va_dcl): Use __builtin_va_alist_t.
10009 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10011 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10012 on the permanent_obstack.
10013 * dwarfout.c (output_type): Likewise.
10015 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10017 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10018 Merged from c-typeck.c and cp/typeck.c.
10019 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10020 Merged into c-common.
10022 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10024 * c-lex.c (errorcount): Declare it.
10025 (finish_parse): Update errorcount when using CPPLIB.
10027 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10029 * fixinc/inclhack.def(end_else_label): Double the backslash so
10030 sed gets a chance to see it.
10031 * fixinc/inclhack.sh: regen
10032 * fixinc/fixincl.x: regen
10034 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10036 Add framework to support armv5 architecture when it becomes
10039 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10040 (arm_arch5): New variable.
10041 (all_architectures): Add armv5 line.
10042 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10043 -march=armv5 is specified on the command line.
10044 (arm_arch5): Export this variable.
10045 * invoke.texi: Document new string accepted by -march= switch for
10048 * config/arm/arm.h: Replace use of constant 12 as a register
10049 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10050 * config/arm/arm.c: Replace use of constant 12 as a register
10051 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10053 * config/arm/elf.h: Tidy up.
10054 * config/arm/coff.h: Tidy up.
10056 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10058 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10059 * gcc/config/mips/t-iris6gld: New file.
10060 * gcc/config/mips/iris6gld.h: Likewise.
10062 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10064 * c-decl.c (widest_integer_literal_type_node,
10065 widest_unsigned_literal_type) : New.
10066 (init_decl_processing): Handle/use the two new types.
10067 * c-common.c (type_for_size,type_for_mode) : Same.
10068 * c-lex.c (yylex) : Same.
10069 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10071 * c-tree.h (widest_integer_literal_type_node,
10072 widest_unsigned_literal_type) : New.
10074 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10076 * dwarfout.c (field_byte_offset): Correctly compute the object's
10077 byte offset for the first bit of a field which crosses an alignment
10078 boundary on a !BYTES_BIG_ENDIAN target.
10080 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10082 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10085 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10086 Jeff Law <law@cygnus.com>
10088 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10091 * except.c: Include intl.h.
10092 (expand_eh_return): Set current_function_cannot_inline.
10093 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10094 * function.h (struct function): Add eh_return_stub_label.
10095 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10096 * Makefile.in (except.o): Depend on intl.h.
10098 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10100 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10101 same as offsettable in cases 1 and 2.
10103 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10105 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10106 (extlh, extwh): Likewise.
10108 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10110 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10112 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10114 * configure.in: Add arm-pe and thumb-pe targets.
10115 * configure: Regenerate.
10117 * thumb.c (arm_naked_function_p): New function: Determines if
10118 a function is naked (has no gcc generated prologue/epilogue).
10119 (is_called_in_ARM_mode): Return true if the func has the
10120 interfacearm attribute.
10121 (output_return): Do not generate a return for naked functions.
10122 (thumb_function_prologue): Do not generate a prologue for
10124 (thumb_expand_prologue): Do not generate a prologue for naked
10126 (thumb_expand_epilogue): Do not generate an epilogue for naked
10128 (arm_valid_machine_decl_attribute): New function, copied from
10129 arm.c: Permit naked and interfacearm attributes.
10131 * config/arm/pe.c: New file: Support code for arm-pe target.
10132 * config/arm/pe.h: New file: Header file for arm-pe target.
10133 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10134 * config/arm/t-thumb-pe: New file: Makefile fragment for
10137 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10139 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10140 -fPIC or -fpic is specified.
10142 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10144 * expr.c (emit_block_move): Use copy_to_mode_reg for
10145 !TARGET_MEM_FUNCTIONS case too.
10147 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10149 * configure: Rebuilt.
10150 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10151 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10152 definitions made redundant by dbxelf.h inclusion. Delete
10153 lots of definitions related to assembly output that are
10154 specific to the SOM object format.
10155 * pa.c (output_function_prologue): Do not emit the function's
10157 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10158 * pa-pro.h: Deleted.
10159 * som.h: New file with SOM specific definitions.
10160 * elf.h: New file with ELF specific definitions.
10162 * elfos.h (const_section): Output a tab before assembler directives.
10163 (ctors_section, dtors_section): Likewise.
10164 (ASM_OUTPUT_SECTION_NAME): Likewise.
10166 * pa/pa1.h: Delete unused file.
10168 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10170 * configure.in (hppa*-hp-hpux11*): New configuration.
10171 * configure: Rebuilt.
10172 * pa/pa-hpux11.h: New file.
10173 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10176 * mips.md (leasi, leadi): New patterns.
10178 * expr.c (emit_block_move): Properly handle case where one of the
10179 block move arguments has a queued increment or decrement.
10180 (clear_storage): Similarly. Fix formatting goof.
10182 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10184 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10185 semicolon from the BSD VA_LIST replacement expression.
10187 * fixinc/inclhack.sh: regen
10188 * fixinc/fixincl.x: regen
10190 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10191 now use the fixincl program.
10193 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10195 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10196 case. Also make the PIC register call_used.
10198 * m68k.h (FINALIZE_PIC): Delete.
10199 * m68k.c (finalize_pic): Delete.
10201 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10203 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10206 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10208 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10210 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10212 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10214 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10216 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10218 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10220 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10222 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10224 * rs6000.c (output_toc): Always use hex values for floating-point
10225 constants. Store single-precision values in upper-half of TOC
10226 entry in 64-bit mode.
10227 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10228 to final constraints.
10229 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10230 (fctiwz): Improve accuracy of RTL for pattern.
10232 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10234 * expr.c (expand_expr): Allow RTL_EXPR's through the
10235 MAX_INTEGER_COMPUTATION_MODE checks.
10237 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10239 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10240 such that MASK_SUPPORT_ARCH is not negative.
10242 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10244 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10245 ADDR_DIFF_VEC insns that appear inside loops.
10247 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10248 Jeff Law <law@cygnus.com>
10250 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10251 Handle LO_SUM the same as offsettable in cases 1 and 2.
10252 * rs6000.c (find_addr_reg): Revert previous patch.
10254 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10256 * system.h (strstr): New external function declaration.
10257 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10258 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10259 * config.in, configure: Rebuilt.
10261 1999-06-24 Tom Tromey <tromey@cygnus.com>
10263 * gcc.c (main): Read user-specified specs files after computing
10264 additional startfile_prefixes.
10266 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10268 Revert these two patches:
10270 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10271 * loop.c (strength_reduce): When doing biv->giv conversion, update
10272 reg note of NEXT->insn.
10274 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10275 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10277 (recombine_givs): Set ix field after sorting.
10279 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10281 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10282 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10284 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10286 *fixinc/inclhack.def: Add fix development commentary
10287 (read_ret_type): reactivate and add selection clause
10288 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10289 *fixinc/{fixincl.x|inclhack.sh}: regen
10291 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10293 * expr.c (expand_expr): STRIP_NOPS before checking against
10294 MAX_INTEGER_COMPUTATION_MODE
10295 (check_max_integer_computation_mode): Likewise.
10297 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10299 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10301 1999-06-22 Jim Wilson <wilson@cygnus.com>
10303 * expr.c (store_expr): When target is a promoted subreg, return a
10304 promoted subreg as a result.
10306 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10308 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10310 (dwarf2out_define): Mark unused parameters appropriately.
10311 (gen_unspecified_parameters_die): Ditto.
10312 (gen_subprogram_die): Fix signed/unsigned warnings.
10313 (gen_variable_die): Ditto.
10315 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10317 * fixinc/inclhack.def(end_else_label): combined else_label
10318 and endif_label and fixed the sed expression.
10319 *fixinc/{fixincl.x|inclhack.sh}: regen
10321 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10323 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10324 'x' when handling non-offsettable addresses
10326 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10328 * final.c (shorten_branches): Don't try to split an insn that has
10331 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10333 * config/mips/mips.c (symbolic_expression_p): New function.
10334 (mips_select_rtx_section): Put symbolic expressions in the
10335 data section, not the read-only data section.
10337 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10339 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10341 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10343 * collect2.c (main): Log frame table count.
10344 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10345 (scan_prog_file) [COFF]: Handle frame tables.
10347 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10348 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10349 * alpha/elf.h: Undef them again.
10350 * alpha/vms.h: Remove their definitions.
10352 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10354 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10355 remove the clobber of r0 and change the REG_UNUSED note to
10358 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10360 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10361 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10362 fits in HOST_WIDE_INT and one uses union to access a long constant
10365 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10367 * sparc.c (sparc_override_options): Don't allow profiling for
10368 code models other than medlow.
10369 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10370 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10371 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10372 (sparc_block_profiler): Likewise.
10373 (sparc_function_block_profiler_exit): Likewise.
10374 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10375 (FUNCTION_BLOCK_PROFILER): Likewise.
10376 (BLOCK_PROFILER): Likewise.
10377 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10378 (MCOUNT_FUNCTION): New.
10379 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10380 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10381 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10382 (MCOUNT_FUNCTION): New.
10383 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10384 (BLOCK_PROFILER): Delete.
10385 (MCOUNT_FUNCTION): New.
10387 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10389 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10391 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10393 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10396 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10399 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10402 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10405 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10407 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10410 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10412 * i386/djgpp.h (LIB_SPEC): New.
10413 (STARTFILE_SPEC): New.
10415 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10417 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10419 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10422 * system.h (WSTOPSIG): New macro.
10424 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10426 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10428 (insert_pack_attributes): Take into account member natural
10431 * i386/winnt.c (exports_head): New static variable.
10432 (i386_pe_record_exported_symbol): New function.
10433 (i386_pe_asm_file_end): Use.
10434 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10435 symbols to be emitted at end of assembly.
10436 (ASM_DECLARE_OBJECT_NAME): Likewise.
10437 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10439 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10442 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10444 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10447 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10449 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10450 zapping reg_last_uses directly.
10451 (sched_analyze_2, sched_analyze_insn): Likewise.
10452 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10454 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10456 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10457 attributes for cases 1 and 2.
10459 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10461 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10464 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10466 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10468 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10470 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10471 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10472 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10473 must be stacked if it is used for PIC accesses.
10474 * arm.c (use_return_insn): Handle PIC register specially.
10475 (output_return_instruction): Likewise.
10476 (output_func_{prologue,epilogue}): Likewise.
10477 (output_expand_prologue): Likewise.
10479 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10480 (*strsi_predec): Renamed from *strqi_predec.
10481 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10482 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10484 * arm.c (arm_override_options): Remove warning about PIC code
10485 not being supported.
10487 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10489 * rs6000.c (find_addr_reg): New function.
10490 * rs6000.h (find_addr_reg): Declare.
10491 (offsettable_addr_operand): Delete.
10492 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10493 from and stores to GPRs.
10495 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10497 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10498 gen_sequence as argument to emit_no_conflict_block.
10500 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10502 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10503 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10504 *fixinc/fixincl.x: regen
10505 *fixinc/inclhack.sh: regen
10507 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10509 * added support for -mpcrel (PC relative addressing for m68k)
10510 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10511 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10512 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10513 (comments for general_src_operand): Add some explanation
10514 about EXTRA_CONSTRAINTS.
10515 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10516 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10517 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10518 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10519 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10520 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10521 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10522 if not already set.
10523 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10524 * m68k.h (TARGET_PCREL): New target flag.
10525 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10526 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10527 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10528 contains a SYMBOL_REF. Relax this constraint during reload, since
10529 we want to use the predicates, not reload's built-in concept of a
10530 valid memory address, to control what insns need reloading.
10531 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10532 operands (essentially 'g', 'm', and 's' under normal circumstances).
10533 * m68k.c (print_operand): Cause printing of pc-relative addresses
10534 to include pc register.
10535 (print_operand_address): Ditto.
10536 (general_src_operand): Accept operands that are not only
10537 general_operands, but are also valid when used as a pc-relative
10539 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10540 (memory_src_operand): Similar, for memory_operands.
10541 (pcrel_address): New predicate to accept the special case of a
10542 pc-relative address.
10543 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10544 QImode insns to accept *_src_operand instead of *_operand where
10545 pc-relative operands can fit. For example, a pc-relative operand
10546 can be used as a memory source operand for addsi3, but not as a
10547 memory destination.
10548 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10550 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10552 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10553 .thumb_set pseudo op to mark aliases of thumb functions.
10555 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10557 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10558 preference to ASM_OUTPUT_DEF, if it is defined.
10560 * tm.texi: Document new, optional target macro
10561 ASM_OUTPUT_DEF_FROM_DECLS.
10563 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10565 * fixincludes: ISCNTL patch
10566 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10567 (dgux_int_varargs): new for DG/UX
10568 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10570 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10572 * invoke.texi (ia32 options): Fix typo.
10574 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10576 * loop.c (strength_reduce): When doing biv->giv conversion, update
10577 reg note of NEXT->insn.
10579 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10581 * loop.c (move_movables): Note issues with replacing REGs with
10583 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10585 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10587 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10589 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10590 the reference to `mcount' was not correct for the ELF on FreeBSD.
10592 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10594 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10597 (recombine_givs): Set ix field after sorting.
10599 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10601 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10602 to safe to extract a subword out of a REG.
10604 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10606 * sh.md (mulsi3): Don't add a no-op move at the end.
10608 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10610 * cse.c (cse_insn): Don't put hard register source into tables for
10611 the last insn of a libcall.
10613 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10615 * loop.c (strength_reduce): Insert sets of derived givs at every
10616 biv increment, even if it's the only one.
10618 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10620 * dwarfout.c (add_incomplete_type): New fn.
10621 (output_type): Call it.
10622 (retry_incomplete_types): New fn.
10623 (dwarfout_finish): Call it.
10625 From Eric Raskin <ehr@listworks.com>:
10626 (output_type): Output types for bases.
10628 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10630 * mips.c (mips_output_conditional_branch): Add `break'
10631 between `default' label and `close braces'.
10633 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10635 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10636 specifications and make it realistic.
10637 (LIB_SPEC): Likewise.
10639 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10641 * config/mips/mips.c (mips_secondary_reload_class): Check for
10642 (PLUS (SP) (REG)) and return appropriate register class.
10643 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10644 Handle (PLUS (SP) (REG)).
10645 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10646 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10647 of emit_insn for tablejump.
10649 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10651 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10652 asm_fprintf format string by itself.
10653 (output_function_profiler): Likewise.
10655 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10657 * combine.c (simplify_logical, case AND): Only call
10658 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10659 or the constant is positive.
10661 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10663 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10664 * configure: Regenerate.
10666 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10668 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10669 require a sub-version #.
10670 * configure: Rebuilt.
10672 1999-06-14 Robert Lipe (robertlipe@usa.net)
10674 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10676 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10678 * c-typeck.c (process_init_element): Detect excess elements in
10679 char array initializer.
10681 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10683 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10685 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10687 * invoke.texi (Option Summary): Add -fpermissive flag.
10689 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10691 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10692 that require PIC code sequences.
10694 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10696 * configure.in: Add new target: thumb-elf.
10697 * configure: Regenerate.
10698 * config/arm/t-thumb-elf: New file: Makefile fragment for
10700 * config/arm/telf.h: New file: Header file for thumb-elf
10703 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10705 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10706 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10707 initializers is some circumstances.
10709 * fixinc/inclhack.def (endif_label): Add additional selector for
10710 more bogus stuff after #endif statements.
10711 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10713 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10715 * i386/cygwin.h (SET_ASM_OP): Define.
10717 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10719 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10721 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10723 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10726 * sh.md (ic_invalidate_line_i): Remove second alternative.
10728 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10730 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10731 test for the presence of valid prototypes. Delete bypass expr.
10732 (ioctl_fix_ctrl): Correct the selection expression.
10733 (no_double_slash): Correct quoting rules
10734 *fixinc/fixincl.x: regen
10735 *fixinc/inclhack.sh: regen
10737 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10739 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10741 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10743 * rs6000.md (movsi_got_internal_mem): Delete.
10744 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10745 (GOT_TOC_REGNUM): Delete.
10746 (PIC_OFFSET_TABLE_REGNUM): Define.
10747 (FINALIZE_PIC): Disable.
10748 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10749 (rs6000_replace_regno): Delete.
10750 (rs6000_finalize_pic): Likewise.
10751 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10753 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10755 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10756 is a note; use <= for the compare; advance P while it is
10759 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10761 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10762 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10764 * varasm.c (remove_from_pending_weak_list): Verify t->name
10765 is non-NULL before passing it to strcmp.
10767 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10769 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10770 the typed arguments are not part of a comment
10771 (ioctl_fix_ctrl): Added a purpose comment
10772 *fixinc/fixincl.x: regenerate
10773 *fixinc/inclhack.sh: regenerate
10775 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10777 * invoke.texi: Add C4x invocation docs.
10779 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10781 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10783 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10785 (c4x_legitimize_reload_address): New function.
10786 * config/c4x/c4x.md: Update docs.
10788 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10790 * fixincludes: Avoid removing '.'.
10791 * fixinc/fixinc.svr4: Likewise.
10792 * fixinc/fixinc.winnt: Likewise.
10793 * fixinc/inclhack.tpl: Likewise.
10794 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10796 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10798 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10800 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10802 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10804 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10807 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10809 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10810 * configure: Regenerate.
10812 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10814 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10817 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10819 * fixinc/inclhack.def (avoid_bool): Also catch
10820 "typedef [unsigned] int bool".
10821 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10823 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10824 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10825 * configure: Rebuilt.
10827 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10829 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10830 such that we can override its definitions if necessary.
10831 (CPP_SPEC): New define. Support processor specific predefines via
10833 (CC1_SPEC): New define. Support processor specific compiler
10834 options via %(cc1_cpu).
10835 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10838 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10840 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10841 between sed's -e flag, and the open-quote following it.
10842 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10844 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10845 Jeffrey A Law (law@cygnus.com)
10847 * varasm.c (assemble_start_function): Remove the function
10848 from the pending weak decls list when we define a function.
10849 (assemble_variable): Similarly for variables.
10850 (weak_finish): Ignore items on the list with a NULL name.
10851 (remove_from_ending_weak_list); New function to "remove" an item
10852 from the pending weak declarations list.
10854 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10856 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10858 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10860 * c-lex.c (GETC): Redefine to call getch.
10861 (UNGETC): Redefine to call put_back.
10862 (putback_buffer): New structure type.
10863 (putback): New static structure.
10864 (getch): New function.
10865 (put_back): New function.
10866 (yylex): Replace unused bytes from bad multibyte character.
10868 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10870 * cpplib.c (do_define): Cast `alloca' return value.
10871 (do_include, do_undef, do_pragma): Likewise.
10872 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10874 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10875 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10877 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10879 * sparc.md (abstf2): This should be an expand.
10880 (split after abstf2_notv9): Fix mode.
10881 (abstf2_hq_v9): New pattern.
10882 (abstf2_v9): Only use when no hard quad.
10883 (absdf2_v9): Fix if target is not the same as source.
10884 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10885 Add correct output constraints.
10887 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10889 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10890 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10892 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10894 * mips.h (mips_output_conditional_branch): New function.
10895 (mips_adjust_insn_length): Likewise.
10896 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10897 (ADJUST_INSN_LENGTH): Likewise.
10898 * mips.c (print_operand): Add `F' and `W' for floating-point
10899 comparison opcodes.
10900 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10902 (mips_adjust_insn_length): New function.
10903 (mips_output_conditional_branch): New function.
10904 * mips.md (length): Adjust attribute definition to handle
10905 conditional branches. Change lengths to bytes, rather than
10906 instructions throughout. Remove length attribute from
10907 instructions whose length is four bytes, and rely on the default
10909 (dslot): Fix typo in comment.
10910 Reword conditional branch patterns to use
10911 mips_output_conditional_branch.
10913 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10915 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10916 (LIB_SPEC): Likewise.
10917 Link with -lprof1_r for -g/-pg.
10919 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10921 * loop.c (check_dbra_loop): Fix change of Jan 19.
10923 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10925 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10926 (STARTFILE_SPEC): Define, override the svr4.h version.
10927 (ENDFILE_SPEC): Likewise.
10929 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10931 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10932 * fixinc/fixincl.x: Regenerated.
10933 * fixinc/inclhack.sh: Regenerated.
10935 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10937 * sh.c (barrier_align): Don't return early for normal branch/barrier
10938 when optimizing for SH2.
10940 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10942 * i386/udk.h (LINK_SPEC): Correct linker search path for
10945 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10947 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10948 (braf_label_ref_operand): Delete.
10949 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10950 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10951 label_ref, and has no predicate.
10952 The patten has a predicate to guard against invalid substitutions.
10953 (dummy_jump): Delete.
10954 (casesi): Update use of casesi_jump_2.
10956 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10958 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10959 *fixinc/fixincl.x: regenerate
10960 *fixinc/inclhack.sh: regenerate
10962 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10964 * dwarf2out.c (add_incomplete_type): New fn.
10965 (gen_struct_or_union_type_die): Call it.
10966 (retry_incomplete_types): New fn.
10967 (dwarf2out_finish): Call it.
10969 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10971 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10972 current block starts with a CODE_LABEL and ends with a CALL and
10973 we can not find all the argument setup instructions for the CALL.
10975 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10977 Revert this change:
10978 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10979 something is a candidate for optimize_bit_field_compare.
10981 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10983 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10985 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10987 * alpha.c (override_options): Thinko in last patch.
10989 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10990 (LIB_SPEC): Recognize -pthread.
10992 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10994 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10995 definition in config/arm/coff.h
10996 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10998 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11000 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11001 fixes that need "file=xxx\n" prepended before invocation
11002 (start_fixer - new): starting the fixer process is complex enough
11003 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11004 (process): uses the new routine; omit usage of putenv()
11005 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11006 * fixinc/fixincl.x: regenerate
11008 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11010 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11011 and version #s (1.1 -> 2.96) as needed.
11012 * README.g77: Kill way out of date file in the toplevel directory.
11014 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11016 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11017 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11018 * configure: Rebuilt.
11019 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11020 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11021 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11022 (SWITCH_TAKES_ARG): Likewise.
11023 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11024 * config/t-freebsd: Moved from config/i386/ so it can used for all
11027 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11029 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11031 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11033 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11034 * configure: Rebuilt.
11036 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11038 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11039 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11040 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11041 (rs6000_output_load_toc_table): Same.
11042 (output_prolog, output_mi_thunk): Same.
11043 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11044 (ASM_GLOBALIZE_LABEL): Use putc.
11046 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11048 * alpha.md (reload_*_help): New patterns and splitters.
11049 (reload_*): Use them.
11050 (mov[qh]i): Likewise.
11052 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11054 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11057 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11059 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11061 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11063 * flow.c (mark_regs_live_at_end, insn_dead_p,
11064 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11065 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11066 hasn't run or the frame pointer is needed.
11067 * haifa-sched.c (attach_deaths): Likewise.
11068 * sched.c (attach_deaths): Likewise.
11070 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11072 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11073 calculate_can_reach_end returns nonzero.
11075 * configure.in (native gas tests): Search for an assembler in the
11076 same manner that the installed compiler will.
11077 * configure: Rebuilt.
11078 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11080 * alias.c (find_base_term): Improve handling of addresses
11081 constructed from binary operations.
11083 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11085 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11087 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11089 * function.h (cleanup_label, frame_offset): Declare.
11090 (tail_recursion_label, tail_recursion_reentry): Likewise.
11091 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11092 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11093 (tail_recursion_label, tail_recursion_reentry): Likewise.
11094 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11096 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11098 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11100 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11101 (MAX_OFILE_ALIGNMENT): Define.
11103 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11105 * fixincl.c: Replace local include scheme with #includes of
11106 gansidecl.h and system.h.
11107 * procopen.c: Likewise.
11108 * server.c: Likewise.
11110 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11112 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11113 (crti.o): Add build rule and dependencies.
11114 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11116 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11118 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11119 (LIB_LINUX_SPEC): Likewise.
11120 (LIB_LINUX_SPEC): Add support for -pthread
11121 (CPP_OS_LINUX_SPEC): Likewise.
11122 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11125 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11127 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11129 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11130 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11131 for IEEE math and CC_FCOMI.
11132 (put_jump_code): No IEEE if CC_FCOMI is set.
11134 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11136 * fold-const.c (fold_truthop): Make the field reference unsigned
11137 when converting a single bit compare.
11139 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11141 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11143 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11145 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11146 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11149 * reload.c (push_reload): Do not call remove_address_replacements
11150 when presented with identical optional reloads.
11152 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11154 * alpha.h (MASK_FIX, TARGET_FIX): New.
11155 (MASK_*): Reorganize constants.
11156 (CPP_AM_FIX_SPEC): New.
11157 (TARGET_SWITCHES): Add FIX.
11158 (EXTRA_SPECS): Likewise.
11159 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11160 (SECONDARY_MEMORY_NEEDED): Likewise.
11161 (REGISTER_MOVE_COST): Likewise.
11162 * alpha.c (override_options): Add FIX support. Always use
11163 ALPHA_TP_PROG for ev6.
11164 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11165 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11166 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11168 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11170 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11171 something is a candidate for optimize_bit_field_compare.
11173 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11175 * gcc.texi (Passes): Document branch-shortening.
11176 * invoke.texi (Debugging Options): Document the fact that `-dp'
11177 outputs length information for instructions.
11179 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11181 * flow.c: Revert previous delta.
11183 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11185 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11186 FRAME_POINTER_REGNUM.
11187 (mark_set_1): Ditto.
11188 (mark_used_regs): Ditto.
11190 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11192 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11193 (GOT_PCREL): New macro. Define to 1 if not already defined.
11194 * arm/elf.h (GOT_PCREL): Define to 0.
11195 * arm.c (arm_finalize_pic): Take into account the setting of
11198 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11200 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11201 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11203 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11204 store elimination candidates.
11206 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11208 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11211 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11213 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11214 Add use of x-aix41-gld.
11216 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11218 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11219 (ASM_OUTPUT_DESTRUCTOR): Define.
11221 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11223 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11224 last CODE_LABEL in a loop if we have previously passed a jump
11225 to the top of the loop.
11227 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11229 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11230 applying Philip's patch.
11232 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11234 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11237 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11239 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11241 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11243 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11244 Also remove a useless comment.
11246 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11248 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11250 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11252 * collect2.c (main): Only generate import or export file and add
11253 to link arguments if non-empty. Use xmalloc not alloca.
11254 (write_{export,import}_file): Delete.
11255 (write_aix_file): New function.
11256 (locatelib): Use xmalloc not malloc.
11257 (GCC_OK_SYMBOL): Do not check type if aix64.
11259 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11261 Based on patch by Scott Bambrough and Pat Beirne:
11262 * config/arm/arm.c (making_const_table): New variable.
11263 * config/arm/arm.h (making_const_table): Declare.
11264 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11266 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11267 Keep track of when we are building the constant table.
11269 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11271 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11274 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11276 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11279 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11281 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11284 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11286 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11288 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11290 * rs6000.c (output_mi_thunk): Enable full support again.
11292 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11294 * sh.h (BRANCH_COST): Define.
11296 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11298 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11300 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11302 * function.c (assign_stack_local): Align stack slot propertly.
11303 (assign_outer_stack_local): Likewise.
11305 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11307 * expr.h (lang_expand_constant): Declare.
11308 * toplev.c (lang_expand_constant): Define it.
11309 * varasm.c (output_constant): Use it.
11311 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11313 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11314 Change function definitions to K&R style.
11316 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11318 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11320 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11322 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11323 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11324 (several places): omit static initialization
11325 (process): use single fd, since only the read fd is used
11326 * fixinc/gnu-regex.c: define 'const' away, if not supported
11327 * fixinc/procopen.c(several places): omit static initialization
11328 * fixinc/server.c: define 'volitile' away, if not supported
11330 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11332 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11333 asm_fprintf and %L to generate the label name.
11334 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11335 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11337 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11339 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11340 insn for a conditional jump can not be found.
11342 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11344 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11345 on variables in specific sections other than .sbss and .sdata.
11347 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11349 * stmt.c (expand_return): Call start_cleanup_deferral and
11350 end_cleanup_deferral around conditional code.
11352 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11354 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11355 filename lists. Utilizes new "krstr" AutoGen function.
11356 * fixinc/fixincl.x: Rebuilt.
11358 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11360 * i386.c (output_float_compare): Avoid GNU-C extensions.
11362 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11364 * version.c: Bump to distinguish mainline tree from the
11367 See ChangeLog.1 for earlier changes.
11370 add-log-time-format: current-time-string