1 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
3 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
4 if REG_RETVAL check succeeds, then put classp in src_elt.
6 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
8 * function.c (pad_to_arg_alignment): Only update argument_pad
9 if the argument's alignment is greater than STACK_BOUNDARY.
11 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
13 * bitmap.h (BITMAP_XFREE): New.
14 * flow.c (life_analysis): Use it.
15 (life_analysis_1): Free blocks.
17 * combine.c (undo_commit): New.
18 (try_combine): Use it. Don't zap undobuf.undos.
19 (combine_instructions): Don't zap undobuf.undos; free the
22 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
24 * stmt.c (cost_table_): New.
25 (estimate_case_costs): Use it instead of xmalloc.
27 * toplev.c (compile_file): Reuse dumpname memory instead
30 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
32 * reg-stack.c (convert_regs_1): Initialize target_stack->top
33 after verifying an EH edge.
35 * haifa-sched.c (init_rgn_data_dependences): Correctly
36 size bb_pending_lists_length when zeroing.
38 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
40 * function.c (diddle_return_value): New.
41 (expand_function_end): Use it.
42 * stmt.c (expand_null_return): Likewise.
43 (expand_value_return): Likewise.
45 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
47 * reload1.c (reload): Don't remove return value clobbers.
49 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
51 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
53 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
55 * cse.c (cse_main): Use xmalloc, not alloca.
56 (cse_basic_block): Likewise.
57 * local-alloc.c (local_alloc): Likewise.
59 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
60 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
62 * rtl.c: Include toplev.h.
63 (fatal): Remove declaration.
65 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
67 * haifa-sched.c (schedule_block): Fix thinko.
69 1999-11-03 James McKelvey <mckelvey@fafnir.com>
71 * fixinc/fixincl.c(create_file): Allow for systems that do not have
74 1999-11-03 Philippe De Muyter <phdm@macqel.be>
76 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
77 call `malloc' instead.
79 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
81 * flags.h (flag_renumber_insns): Declare.
82 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
84 * rtl.h (renumber_insns): Change prototype.
85 * toplev.c (flag_renumber_insns): Define.
86 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
88 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
90 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
91 and fpsqrtd. Use them and create fdiv function unit to more
92 accurately represent fpu sqrt pipeline semantics on UltraSparc.
93 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
95 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
97 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
99 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
100 insn into ready list, do not use just a raw swap.
102 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
104 * rtl.h (renumber_insns): New function.
105 (remove_unnecessary_notes): Likewise.
106 * emit-rtl.c (renumber_insns): Define.
107 (remove_unncessary_notes): Likewise.
108 * toplev.c (rest_of_compilation): Remove dead code.
109 Use renumber_insns and remove_unncessary_notes.
111 * gcse.c (struct null_pointer_info): New type.
112 (get_bitmap_width): New function.
113 (current_block): Remove.
114 (nonnull_local): Likewise.
115 (nonnull_killed): Likewise.
116 (invalidate_nonnull_info): Take a null_pointer_info as input.
117 (delete_null_pointer_checks_1): New function.
118 (delete_null_pointer_checks): Use it.
120 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
121 (split_edges): Likewise.
122 (schedule_block): Likewise.
123 (compute_block_backward_dependencies): Likewise.
124 (schedule_region): Likewise.
125 (schedule_insns): Likewise.
127 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
129 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
130 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
131 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
132 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
133 * jump.c (delete_unreferenced_labels): Don't delete if
134 LABEL_ALTERNATE_NAME is set.
135 * print-rtl.c (print_rtx): Dump alternate name.
136 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
137 * rtl.h (LABEL_ALTERNATE_NAME): Define.
138 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
139 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
141 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
143 * fix-header.c (recognized_extern, recognized_function): Constify
146 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
147 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
148 (compute_available): Remove unused variable `last'.
149 (compute_nearerout): Remove unused variable `temp_bitmap'.
150 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
151 Remove unused variable `x'.
153 * scan.h (recognized_function, recognized_extern): Constify a
156 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
158 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
160 * varasm.c (decode_rtx_const): Use XSTR to access the string
163 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
165 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
167 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
169 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
171 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
173 * pa.c (ireg_operand): New function.
174 * pa.h (PREDICATE_CODES): Handle ireg_operand.
175 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
176 Fix out of date comment.
178 * pa.md (negdi2): Turn into expander + anonymous pattern.
180 * reload.c (find_reloads): Fix typos in recent change.
182 * dwarf2out.c: Do not include ctype.h.
184 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
186 * regclass.c (record_reg_classes): Always use may_move_cost when
187 seeing how operand fits with various register classes.
189 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
191 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
192 * toplev.c: Revert Nov 1 13:22 change.
194 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
196 * config/pa/pa.md (height reduction patterns): Add checks for
197 overlapping operands to avoid semantic-destroying splits for
198 height reduction patterns.
200 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
202 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
203 have been an hyphen, fixed.
204 * configure: Rebuilt.
206 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
208 * config/arm/tpe.h: Add prototypes for exported functions.
209 * config/arm/pe.c: Fix compile time warnings.
210 * config/arm/semi.h: Fix compile time warnings.
211 * config/arm/arm.c: Fix compile time warnings.
212 * config/arm/arm.h: Fix compile time warnings.
213 * config/arm/arm.md: Fix compile time warnings.
214 * config/arm/thumb.c: Fix compile time warnings.
215 * config/arm/thumb.h: Fix compile time warnings.
216 * config/arm/thumb.md: Fix compile time warnings.
218 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
220 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
223 * unroll.c (unroll_loop): Remove LOOP notes when loop is
226 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
228 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
230 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
232 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
233 * rtl.h (rtx_equal_p): Move prototype.
234 * rtl.c (rtx_equal_function_value_matters): Move from
236 (rtx_equal_p): Likewise.
237 * rtlanal.c (rtx_equal_function_value_matters): Delete.
238 (rtx_equal_p): Likewise.
240 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
242 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
245 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
247 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
249 * pa.h (ADDR_VEC_ALIGN): Define.
251 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
252 notes when presented with "if (foo) break; end_of_loop" and
253 the break sequence gets moved out of the loop.
255 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
256 Remove explicit zero initializations of entries within MAP.
258 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
260 * reg-stack.c (convert_regs_1): Handle EH edges specially.
262 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
264 * bitmap.h (BITMAP_XMALLOC): New macro.
265 * flow.c (CLEAN_ALLOCA): Remove.
266 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
267 (life_analysis): Likewise.
268 (update_life_info): Don't use CLEAN_ALLOCA.
269 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
270 (calculate_global_regs_live): Likewise.
271 (print_rtl_with_bb): Likewise.
272 (verify_flow_info): Likewise.
273 * global.c (global_alloc): Likewise.
274 (global_conflicts): Likewise.
275 * integrate.c (save_for_inline_nocopy): Likewise.
276 (expand_inline_function): Likewise.
277 * jump.c (jump_optimize_1): Likewise.
278 (duplicate_loop_exit_test): Likewise.
279 (thread_jumps): Likewise.
280 * loop.c (loop_optimize): Likewise.
281 (combine_givs): Likewise.
282 (recombine_givs): Likewise.
283 * reorg.c (dbr_schedule): Likewise.
284 * unroll.c (unroll_loop): Likewise.
286 * combine.c (combine_instructions): Use xmalloc instead of alloca.
288 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
290 * toplev.c (rest_of_compilation): Don't optimize the CFG
291 when rebuilding, just before dbr.
293 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
295 * output.h (assemble_end_function, assemble_destructor,
296 assemble_constructor, assemble_gc_entry, assemble_global,
297 assemble_label, output_constant_pool) Constify a char*.
299 * varasm.c (assemble_destructor, assemble_constructor,
300 assemble_gc_entry, assemble_end_function, assemble_global,
301 assemble_label, output_constant_pool): Likewise.
303 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
305 * config/arm/thumb.c (thumb_expand_prologue): Add comments
306 explaining what is goin on in this function.
308 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
310 * regclass.c (record_reg_classes): In matching case, recompute
311 costs since the direction of movement is different.
313 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
315 * resource.c (mark_target_live_regs): For unconditional branches,
316 the resources found at the branch target should be added to the
317 resources found so far, not intersected.
319 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
321 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
323 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
324 (sys/mman.h): Include this file only if #HAVE_MMAP.
325 (run_compiles): Initialize `esac_fmt' with one old KR string, not
326 with automatically concatenated ANSI strings.
328 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
330 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
331 (DIV_ROUND_UP): Robustify.
332 (ggc_recalculate_in_use_p): New function.
333 (release_pages): Don't inline it.
334 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
336 (ggc_pop_context): Use ggc_recalculate_in_use_p.
337 (clear_marks): Always save in_use_p.
338 (sweep_pages): Use ggc_recalculate_in_use_p.
339 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
340 Release pages before counting statistics.
342 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
344 * toplev.c (rest_of_compilation): Fix thinko in this change:
346 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
348 (rest_of_compilation): If inside an inlined external function,
349 pretend we are just being declared.
351 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
353 * flow.c (calculate_global_regs_live): Fix thinko.
355 * integrate.c (expand_inline_function): Fix bugs in previous
356 change from Oct 28, 1999.
358 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
360 * stmt.c (expand_value_return): Fix typo in this change:
362 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
363 (expand_value_return): Correctly convert VAL when promoting function
364 return; support RETURN_REG being a PARALLEL.
366 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
368 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
370 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
372 * hard-reg-set.h (reg_names): Constify a char*.
374 * regclass.c (reg_names): Likewise.
376 * regs.h (reg_names): Likewise
378 * a29k/a29k.c (reg_names): Delete declaration.
380 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
382 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
383 arc_output_function_epilogue): Likewise.
385 * elxsi/elxsi.c (reg_names): Likewise.
387 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
389 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
392 * m88k/m88k.c (output_function_profiler): Likewise.
394 * sparc/sparc.c (sparc_flat_output_function_prologue,
395 sparc_flat_output_function_epilogue): Likewise.
397 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
399 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
400 warning from -Wuninitialized and put it under -W.
401 * function.c (uninitialized_vars_warning): Warn only when the
402 corresponding flag is set.
404 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
406 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
407 is nonzero and the single set does not have an elt, then assign
410 * simplify-rtx.c: New file.
411 * Makefile.in (OBJS): Add simplify-rtx.o
412 (simplify-rtx.o): Add dependencies.
413 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
414 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
415 (cse_gen_binary, simplify_unary_operation): Delete.
416 (simplify_binary_operation, simplify_plus_minus): Likewise.
417 (check_fold_consts, simplify_relation_operation): Likewise.
418 (simplify_ternary_operation): Likewise.
419 (delete_trivially_dead_insns): Simplify the contents of the
420 REG_EQUAL note before trying to substitute it into the source
421 of the reg-reg copy at the end of a libcall sequence.
423 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
424 references/callers changed.
426 * mn10200.c (mn10200_va_arg): Force the return value into a
429 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
431 * cccp.c (macroexpand): Avoid out of range accesses for omitted
434 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
436 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
438 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
440 * fold-const.c (fold): Fix thinko when optimizing comparisons
443 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
445 * gcc.texi (Passes): Update front-end files to their current
448 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
450 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
451 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
452 (PREDICATE_CODES): Add addition_operation.
453 * alpha-protos.h (addition_operation): Declare.
454 (secondary_reload_class): Likewise.
455 * alpha.c (addition_operation): New.
456 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
457 * alpha.md (adddi3): Turn into expander.
458 (*lda, *adddi_2): New.
459 (movsf, movdf patterns): Don't preference integer regs.
460 (movsi, movdi patterns): Don't preference fp regs.
462 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
464 * genrecog.c (write_switch): Check for duplicate CODE cases.
466 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
468 * ggc-common.c: Update pre-function commentary.
469 * ggc-page.c: Likewise.
471 (poison_pages): Use memset directly.
472 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
473 (ggc_collect): Poison before sweeping.
474 * ggc-simple.c: Update pre-function commentary.
475 (ggc_alloc_obj): Poison non-zeroed memory.
477 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
479 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
480 match format string, even on 64-bit hosts.
481 * gcc-page.c (ggc_page_print_statistics): Likewise.
483 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
485 * config/i386/i386.c (ix86_cpu): Revert last patch.
486 * config/i386/i386.h (ix86_cpu): Ditto.
488 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
490 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
491 TYPE_SIZE, convert type of result to sizetype.
493 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
495 * flow.c (count_or_remove_death_notes): Equate NULL with the
498 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
499 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
502 * i386.c (pic_label_no): Delete.
503 (ix86_attr_length_default): Don't use single_set to peek
506 * recog.c (peephole2_optimize): Allow recog_next_insn to index
507 the first insn after bb->end.
508 * i386.md (push mem peeps): Scratch is live after evaluation
510 (cmp mem peep): Similarly.
512 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
514 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
515 * function.c (pad_to_arg_alignment): Add missing braces.
517 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
519 * alpha/alpha-protos.h (literal_section): Add prototype.
520 (alpha_need_linkage, alpha_start_function,alpha_end_function):
523 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
525 (alpha_start_function, alpha_end_function, float_strings,
526 alpha_need_linkage): Constify a char*
528 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
530 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
532 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
534 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
536 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
538 * flow.c (debug_flow_info): Add prototype.
540 * gcc.c (main): Likewise.
542 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
545 * reload1.c (failed_reload, set_reload_reg): Likewise.
547 * mips-tfile.c (main): Likewise.
548 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
549 with ATTRIBUTE_NORETURN.
551 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
553 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
554 DECL is not a memory ref.
556 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
558 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
559 * config/i386/i386.c (ix86_cpu): Add extern attribute.
561 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
563 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
564 * config/mips/elf64.h: ditto.
566 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
568 * expr.c (emit_push_insn): New argument alignment_pad.
569 Update all callers. Adjust stack pointer based on alignment pad.
570 * function.c (pad_to_arg_alignment): New argument alignment_pad.
571 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
572 (locate_and_pad_parm): New argument alignment_pad. Update all
574 * expr.h (emit_push_insn): Update prototype.
575 (locate_and_pad_parm): Update prototype.
576 * calls.c (arg_data): Add new field alignment_pad.
577 (initialize_argument_information): Initialize alignment_pad.
579 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
581 * except.c (free_eh_nesting_info): Free the info itself.
582 * function.c (free_after_compilation): Don't free NULL.
583 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
584 (pre_edge_insert): Free inserted.
585 * stmt.c (free_stmt_status): Don't free NULL.
587 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
589 * gcov.c (DIR_SEPARATOR): Provide default.
590 (output_data): Add test for MS-DOS format absolute filename.
591 (fancy_abort): Correct program name.
592 (open_files): Open all files in binary mode.
593 * libgcc2.c (__bb_exit_func): Likewise.
595 * profile.c (init_branch_prob): Specify binary when opening files.
597 * flags.h (flag_unwind_tables): New decl.
598 * toplev.c (flag_unwind_table): New definition.
599 (f_options): Add -funwind-tables.
600 (decode_g_option): Clarify warning when unknown -g option is given.
601 (rest_of_compilation): If inside an inlined external function,
602 pretend we are just being declared.
604 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
605 (dwarf2out_frame_finish): Likewise.
607 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
609 * fold-const.c (merge_ranges): In not in0, but in1, handle
610 upper bounds equal like subset case.
612 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
614 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
615 passed in a register but moved to the stack.
617 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
619 * gcc.c (pass_exit_codes, greatest_status): New variables.
620 (struct option_map): Add entry for "--pass-exit-codes".
621 (execute): Update greatest_status if error.
622 (display_help): Add documentation for -pass-exit-codes.
623 (process_command): Handle -pass-exit-codes.
624 (main): Look at pass_exit_codes and greatest_status on call to exit.
626 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
628 * reload.c (find_reloads): Refine test for no input reload
629 case to not includes reloads emitted after insn.
631 * function.c (find_temp_slots_from_address): Handle sum involving
632 a register that points to a temp slot.
633 (update_temp_slot_address): Make recursive call if both old and
634 new are PLUS with a common operand.
635 * calls.c (expand_call): Mark temp slot for result as having
638 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
640 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
641 component as well as "BINUTILS".
643 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
644 * integrate.c (copy_rtx_and_substitute): Likewise.
645 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
647 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
649 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
650 gdb extensions, write size of type; also be more consistent
651 in using references when this is a subtype.
653 * pa.md (extv, extzv, insv): Use define_expand to reject constant
654 that is out of range.
656 * loop.c (unknown_constant_address_altered): New variable.
657 (prescan_loop): Initialize it.
658 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
659 (invariant_p, case MEM): Remove handling for volatile and readony;
660 check new variable if readonly.
661 (check_dbra_loop): Chdeck unknown_constant_address_altered.
663 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
664 (addr_affects_sp_p): Removed from note_mem_written and only
665 define #ifdef AUTO_INC_DEC.
667 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
669 * regclass.c (record_reg_classes): Properly handle register move
672 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
673 Don't think valid if both operands are invalid.
674 (struct constant_descriptor): New field RTL.
675 (mark_const_hash_entry): Mark it.
676 (record_constant{,_rtx}): Initialize it.
677 (output_constant_def): Allocate RTL in permanent obstack and
679 ({record,compare}_constant_1): Modes must match for
680 CONSTRUCTOR of ARRAY_TYPE.
682 * c-common.h (initializer_constant_valid_p): Delete decl from here.
683 * output.h (initializer_constant_valid_p): Move decl to here.
684 * c-common.c (initializer_constant_valid_p): Delete function from here.
685 * varasm.c (initializer_constant_valid_p): Move function to here.
687 * tree.h (STRIP_SIGN_NOPS): New macro.
688 * fold-const.c (optimize_minmax_comparison): New function.
689 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
690 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
691 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
692 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
693 widening conversions.
694 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
695 to look at size of mode, not precision of type; also add missing cases.
696 (optimize_bit_field_compare, decode_field_reference): Don't try to
697 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
699 * dwarf2out.c (ctype.h): Include.
700 (dwarf2out_set_demangle_name_func): New function.
701 (size_of_line_info): Deleted.
702 (output_line_info): Compute size of line info table from difference
704 (base_type_die, add_name_attribute): Call demangle function, if any.
705 (field_byte_offset): Use bits per word for variable length fields.
706 (gen_array_type_die): Add array name.
707 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
708 (dwarf2out_add_library_unit_info): New function.
710 * explow.c (set_stack_check_libfunc): New function.
711 (stack_check_libfunc): New static variable.
712 (probe_stack_range): Allow front-end to set up a libfunc to call.
714 * combine.c (simplify_comparison): When making comparison in wider
715 mode, check for having commuted an AND and a SUBREG.
716 (contains_muldiv): New function.
717 (try_combine): Call it when dividing a PARALLEL.
718 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
719 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
721 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
722 use one of the CLOBBERs instead.
723 (if_then_else_cond): If comparing against zero, just return thing
726 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
727 Don't generate shifts and subtract if have conditional arithmetic.
729 * rtl.h (delete_barrier): New declaration.
730 * jump.c (jump_optimize): Set up to handle conditional call.
731 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
732 (delete_barrier): New function.
734 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
736 * recog.c (nonmemory_operand): Accept ADDRESSOF.
738 * tree.c (build_type_attribute_variant): Push to obstack of
739 ttype around type_hash_canon call.
741 * expr.c (placeholder_list): Move decl to file scope.
742 (expand_expr): Don't force access to volatile just because its
744 If ignoring reference operations, just expand the operands.
745 (expand_expr, case COMPONENT_REF): Propagate
746 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
747 Refine test for using bitfield operations vs pointer punning.
748 (expand_expr, case CONVERT_EXPR): If converting to
749 BLKmode UNION_TYPE from BLKmode, just return inner object.
750 Use proper mode in store_field call.
751 Properly set sizes of object to store and total size in store_field
752 call for convert to union.
753 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
754 memory (like for ADDR_EXPR). Also, don't put constant in register if
755 we'll want it in memory.
756 (readonly_fields_p): New function.
757 (expand_expr, case INDIRECT_REF): Call it if LHS.
758 (expand_assignment): Handle a RESULT_DECL where
759 DECL_RTL is a PARALLEL.
760 (do_jump, case WITH_RECORD_EXPR): New case.
761 (get_inner_reference): Always go inside a CONVERT_EXPR
762 and NOP_EXPR if both modes are the same.
763 (store_field): Use bitfield operations if size of bitsize is not same
764 as size of RHS's type.
765 Check for bitpos not a multiple of alignment in BLKmode case.
766 Do block move in largest possible alignment.
767 (store_constructor): Set BITSIZE to -1 for variable size and properly
768 in case of array of BLKmode.
769 (expand_expr_unaligned): New function.
770 (do_compare_and_jump): Call it.
772 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
773 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
774 does not include 'o'.
776 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
777 both SET_DEST and SET_SRC reference a virtual register.
778 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
780 * integrate.c (expand_inline_function): Handle case of setting
781 virtual stack vars register (from built in setjmp); when parameter
782 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
783 (subst_constant): Add new parm, MEMONLY.
784 (expand_inline_function, integrate_parm_decls): Pass new parm.
785 (integrate_decl_tree): Likewise.
786 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
787 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
788 (copy_rtx_and_substitute, case SET): Add explicit calls to
789 copy_rtx_and_substitute for both sides.
791 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
793 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
794 within INDEX_TYPE, instead of before.
795 (fixup_gotos): Use f->target_rtl, not the next insn,
796 since latter may be from a later fixup.
797 (expand_value_return): Correctly convert VAL when promoting function
798 return; support RETURN_REG being a PARALLEL.
799 (expand_return): When checking for result in regs and having
800 cleanup, consider PARALLEL in DECL_RTL as being in regs.
802 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
804 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
805 last_nominal_fname): Mark const.
806 (struct include_hash: name, nshort, control_macro): Mark
808 (struct macrodef: symnam): Mark const.
809 (struct if_stack: fname): Mark const.
810 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
811 (IStable): New character-syntax array which encompasses all
812 the old is_foo arrays.
813 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
814 is_space): New macros for interrogating IStable.
815 (check_macro_name): Kill last argument. All callers changed.
817 * cppinit.c (initialize_char_syntax): Delete.
818 (is_idchar, is_idstart, is_hor_space, is_space,
819 trigraph_table): Delete.
820 (IStable): New. Initialize with clever macros to avoid
821 information duplication.
822 (builtin_array): Table of builtins to get rid of explicit list
823 in initialize_builtins.
824 (initialize_builtins): Use builtins_array.
825 (cpp_start_read): Call init_IStable, and set IStable['$'] if
826 opts->dollars_in_ident.
828 * cppexp.c: Change all refs to is_xyz[] arrays to use new
830 (cpp_parse_expr): Avoid 'format string is not constant'
831 warning. Use ISGRAPH to identify printable chars.
832 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
834 (read_and_prescan): Map trigraphs to chars with open-coded
835 if-else-if-... sequence, not a lookup table.
836 * cpphash.c: Change all refs to is_xyz[] arrays to use new
838 * cpplib.c: Change all refs to is_xyz[] arrays to use new
839 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
840 (check_macro_name): Remove ability to report an invalid
841 assertion name, which is never used.
842 (do_line): Constify a couple of char *'s.
843 * cppmain.c (main): Call cpp_cleanup before returning.
845 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
847 * ggc.h (struct ggc_statistics): New type.
848 (ggc_get_size): New function.
849 (ggc_print_statistics): Likewise.
850 * ggc-common.c (ggc_stats): New variable.
851 (ggc_mark_rtx_children): Keep statistics.
852 (ggc_mark_tree_children): Likewise.
853 (ggc_print_statistics): New function.
854 * ggc-page.c (struct globals): Add bytes_mapped field.
855 (alloc_anon): Update it.
856 (release_pages): Likewise.
857 (ggc_get_size): New function.
858 (ggc_page_print_statistics): New function.
859 * ggc-simple.c (ggc_get_size): New function.
861 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
863 * flow.c (propagate_block): When the last reference to a label
864 before an ADDR_VEC is deleted because the reference is a dead
865 store, delete the ADDR_VEC.
867 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
869 * resource.c (find_free_register): Don't use the frame pointer
870 if frame_pointer_needed.
872 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
874 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
875 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
877 * config/i960/i960.c (i960_va_start): New locals base, num.
878 Use INDIRECT_REF instead of ARRAY_REF on valist.
879 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
881 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
883 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
885 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
887 * tree.def (PLACEHOLDER_EXPR): Update comments.
889 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
891 * c-common.c (check_format_info): Avoid non-literal format string
892 warnings when `first_arg_num' is zero.
894 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
896 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
898 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
900 * arm.md (casesi_insn): Add a clobber of the condition code
903 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
905 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
906 used by both cc1 and cc1plus.
908 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
910 * config/arm/arm.c: Initialise arm_structure_size_boundary to
911 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
912 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
913 to the value 32 if it has not already been defined.
914 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
915 Override definition in arm.h with a value of 8.
917 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
919 * c-pragma.c (push_alignment): Don't check the return value
922 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
924 * sparc.h (ADJUST_COST): Fix thinko.
926 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
928 * cccp.c (rescan): Fixed obp pointer handling around call to
929 check_expand subroutine.
931 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
933 * gcse.c (delete_null_pointer_checks): Only record non-null info
934 for pseudos when examining stores.
936 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
937 splitters for these patterns. Use "#" for output templates.
938 (addsi3_carryin_shift): New pattern.
940 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
942 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
943 of the function return register into a plain REG until
944 after function inlining is done.
946 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
948 * jump.c (jump_optimize_1): If we did cross-jumping, and
949 the data will matter, rebuild the CFG.
950 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
951 not optimizing. Don't run shorten_branches.
952 * toplev.c (rest_of_compilation): Run shorten_branches after
955 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
957 * rtl.h (note_stores): Add additional paramter.
958 * rtlanal.c (reg_set_p_1): Take additional paramter.
959 (reg_set_last_1): Likewise.
960 (reg_set_p): Adjust call to note_stores.
961 (reg_set_last): Likewise.
962 (note_stores): Pass data parameter to worker function.
963 * alias.c (record_set): Take additional parameter.
964 (init_alias_analysis): Pass it.
965 * caller-save.c (mark_set_regs): Take additional parameter.
966 (save_call_clobbered_regs): Pass NULL to note_stores.
967 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
969 (record_dead_and_set_regs_1): Likewise.
970 (reg_dead_at_p_1): Likewise.
971 (combine_instructions): Adjust calls to note_stores.
972 (try_combine): Likewise.
973 (record_dead_insn): Remove.
974 (record_dead_and_set_regs): Adjust calls to note_stores.
975 (reg_dead_at_p): Likewise.
976 * cse.c (invalidate_skipped_set): Take additional parameter.
977 (cse_check_loop_start): Likewise.
978 (cse_check_loop_start_value): Remove.
979 (cse_set_around_loop): Adjust calls to note_stores.
980 * flow.c (notice_stack_pointer_modification): Take additional
981 parameter. Remove duplicate declaration.
982 (record_volatile_insns): Adjust calls to note_stores.
983 * gcse.c (record_set_info): Take additional parameter.
984 (record_last_set_info): Likewise.
985 (invalidate_nonnull_info): Likewise.
986 (record_set_insn): Remove.
987 (compute_sets): Adjust calls to note_stores.
988 (last_set_insn): Remove.
989 (compute_hash_table): Adjust calls to note_stores.
990 (insert_insn_end_bb): Likewise.
991 (delete_null_pointer_checks): Likewise.
992 * global.c (mark_reg_store): Take additional parameter.
993 (mark_reg_clobber): Likewise.
994 (reg_becomes_live): Likewise.
995 (global_conflicts): Adjust calls to note_stores.
996 (build_insn_chain): Likewise.
997 * integrate.c (note_modified_parmregs): Take additional parameter.
998 (mark_stores): Likewise. Make it static.
999 (save_for_inline_nocopy): Adjust calls to note_stores.
1000 (try_constants): Likewise.
1001 * integrate.h (mark_stores): Remove declaration.
1002 * jump.c (mark_modified_reg): Take additional parameter.
1003 (thread_jumps): Adjust calls to note_stores.
1004 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1006 (no_equiv): Likewise.
1007 (reg_is_set): Likewise.
1008 (validate_equiv_mem): Adjust calls to note_stores.
1009 (update_equiv_regs): Likewise.
1010 (block_alloc): Likewise.
1011 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1012 (note_addr_stored): Take additional parameter.
1013 (note_set_pseudo_multiple_uses): Likewise.
1014 (record_initial): Likewise.
1015 (prescan_loop): Adjust calls to note_stores.
1016 (strength_reduce): Likewise.
1017 (check_dbra_loop): Likewise.
1018 * regmove.c (flags_set_1): Take additional paramter.
1019 (mark_flags_life_zones): Adjust calls to note_stores.
1020 * reload1.c (mark_not_eliminable): Take additional parameter.
1021 (forget_old_reloads_1): Likewise.
1022 (reload_cse_invalidate_rtx): Likewise.
1023 (reload_cse_check_clobber): Likewise.
1024 (reload_combine_note_store): Likewise.
1025 (move2add_note_store): Likewise.
1026 (reload): Adjust calls to note_stores.
1027 (reload_as_needed): Likewise.
1028 (emit_reload_insns): Likewise.
1029 (reload_cse_regs_1): Likewise.
1030 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1031 (reload_combine): Adjust calls to note_stores.
1032 * resource.c (update_live_status): Take additional paramter.
1033 (mark_target_live_regs): Adjust calls to note_stores.
1034 * stupid.c (find_clobbered_regs): Take additional parameter.
1035 (stupid_life_analysis): Adjust calls to note_stores.
1037 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1039 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1042 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1045 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1046 of the variable arm_structure_size_boundary.
1048 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1050 * alias.c (init_alias_analysis): Allocate reg_known_value and
1051 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1053 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1054 * cse.c (cse_main): Call end_alias_analysis.
1055 * haifa-sched.c (schedule_insns): Likewise.
1056 * local-alloc. (update_equiv_regs): Likewise.
1057 * reload1.c (reload_cse_regs): Likewise.
1059 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1061 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1062 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1063 mapping from MASK_FPU.
1065 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1067 * sparc.md (call): Don't bound structure return size to 0xfff.
1069 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1071 * resource.c (mark_target_live_regs): Check that the target
1072 insn wasn't created after compute_bb_for_insn.
1074 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1076 * ggc-page.c (poison_pages): Don't be overzealous.
1078 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1080 * alias.c: Update comments for ADDRESS.
1081 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1082 it is a local memory reference.
1084 * c-typeck.c (build_function_call): Check that the built-in
1085 function is of class BUILT_IN_NORMAL before trying to recongize
1087 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1088 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1090 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1092 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1094 (pre_gcse): Likewise.
1095 (hoist_expr_reaches_here_p): Likewise.
1096 (hoist_code): Likewise.
1097 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1099 (pre_expr_reaches_here_p_work): ... here.
1100 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1102 (expr_reaches_here_p_work): ... here.
1104 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1106 * resource.c (find_basic_block): Delete.
1107 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1108 (init_resource_info): Call compute_bb_for_insn.
1110 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1112 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1113 with already adjacent blocks, but no fallthru.
1114 (merge_blocks_move_successor_nojumps): Simplify.
1115 (debug_flow_info): New.
1117 * toplev.c (rest_of_compilation): Open jump1 dump file before
1118 jump and close after, as opposed to just using dump_rtl.
1120 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1122 * reload.h (earlyclobber_operand_p): Declare.
1123 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1124 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1125 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1126 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1128 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1129 Richard Henderson <rth@cygnus.com>
1131 * emit-rtl.c (emit_block_insn_before): New.
1132 (emit_block_insn_after): New.
1133 * basic-block.h: Declare them.
1135 * bitmap.h: Protect from multiple inclusion.
1137 * recog.c (scratch_operand): Handle VOIDmode correctly.
1139 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1141 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1142 * function.c (assign_parms): Likewise.
1143 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1145 * reg-stack.c (max_uid): Remove.
1146 (blocks, block_begin, block_end, block_drops_in): Remove.
1147 (block_stack_in, block_out_reg_set, block_number): Remove.
1148 (struct block_info_def, BLOCK_INFO): New.
1149 (enum emit_where): New.
1150 (current_block): New.
1151 (BLOCK_NUM): Remove.
1152 (mark_regs_pat, record_label_references): Remove.
1153 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1155 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1156 (reg_to_stack): Simplified test for existance of fp code. Use
1157 flow.c code. Call shorten_branches after cross-jump opt.
1158 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1159 Return false if the asm doesn't use stack regs. Don't do life
1160 analysis on the asm.
1161 (emit_pop_insn): Replace function pointer arg `when' with
1162 enum `where'. Update all callers.
1163 (change_stack): Likewise. Update basic block end.
1164 (emit_swap_insn): Use current_block->head to limit reverse search
1165 for start of block. Use emit_block_insn_after.
1166 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1167 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1168 structure assignment instead of bcopy.
1170 (convert_regs_entry, convert_regs_exit): New.
1171 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1172 Work on basic blocks and the CFG.
1173 (convert_regs): Use them.
1175 * i386.c (output_fix_trunc): Remove code for DImode input operand
1176 not at top-of-stack.
1177 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1179 (fix_truncdi_1): Allow any mode scratch.
1181 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1183 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1184 * linux.h, netbsd.h, vms.h: Not here.
1186 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1188 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1189 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1190 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1191 CONDITIONAL_REGISTER_USEAGE): Use them.
1192 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1193 gen_conditional_branch,override_options) : Use them.
1194 * config/mips/mips.md : Use them.
1196 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1198 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1200 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1202 * integrate.c (function_cannot_inline_p): Don't allow inlining
1205 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1207 * c-parse.in (cast_expr): Constify.
1209 * cccp.c (special_symbol): Likewise.
1211 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1213 * dwarf2out.c (base_type_die): Likewise.
1215 * global.c (allocno_compare): Likewise.
1217 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1219 * regclass.c (fix_register): Likewise.
1221 * rtl.h (fix_register): Likewise.
1223 * stupid.c (stupid_reg_compare): Likewise.
1225 * toplev.c (decode_f_option): Likewise.
1227 * tree.c (build_complex_type): Likewise.
1229 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1231 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1233 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1235 * reload.c (find_reloads): Compute mode and nregs fields of all
1237 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1238 (calculate_needs): Use precomputed mode/nregs values.
1239 (allocate_reload_reg): Likewise.
1241 (failed_reload, set_reload_reg): ... new functions.
1242 (choose_reload_regs_init): New function, mostly broken out from...
1243 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1244 Also lose one #if 0 block.
1246 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1248 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1251 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1253 * tree.h (BLOCK_TYPE_TAGS): Remove.
1254 (BLOCK_END_NOTE): Likewise.
1255 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1256 (BLOCK_LIVE_RANGE_START): Likewise.
1257 (BLOCK_LIVE_RANGE_END): Likewise.
1258 (tree_block): Remove live_range_flag, live_range_var_flag, and
1259 type_tags. Remove end_note, live_range_start, and live_range_end.
1260 (remember_end_note): Remove prototype.
1261 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1262 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1264 * ggc-common.c (ggc_mark_tree_children): Don't mark
1265 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1266 * integrate.c (adjust_copied_decl_tree): Remove.
1267 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1268 * stmt.c (last_block_end_note): Remove.
1269 (init_stmt): Don't add a GC root for it.
1270 (expand_fixup): Don't set it.
1271 (remember_end_note): Remove.
1272 (expand_end_bindings): Don't set last_block_end_note.
1274 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1276 * reload1.c (reload_reg_free_for_value_p): Show
1277 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1280 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1282 * expmed.c (extract_bit_field): Allow for the case of non-integer
1283 objects that are smaller than a word (like SFmode on a 64-bit
1286 * loop.c (basic_induction_var): A non-integer variable which is
1287 being set by a paradoxical subreg is probably not a biv.
1289 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1291 * prefix.c (translate_name) Check for empty prefix string.
1293 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1295 * Makefile.in (CPP_CROSS_NAME): New variable.
1296 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1298 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1299 names of the files to be uninstalled.
1301 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1303 * collect2.c (IS_DIR_SEPARATOR): Define.
1304 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1306 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1309 * haifa-sched.c (add_dependence): Update the true dependency
1310 cache the first time we add a true dependence to the LOG_LINKS chain.
1312 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1314 * fold-const.c (fold): Fix comment.
1316 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1318 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1319 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1320 dbxout_start_new_source_file, dbxout_source_file,
1321 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1322 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1324 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1325 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1326 (dbxout_block): Initialize variable `blocknum'.
1328 * dbxout.h (dbxout_init, dbxout_finish,
1329 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1330 dbxout_args, dbxout_source_line): Constify a char*.
1332 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1333 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1334 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1335 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1336 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1337 src_info_attribute, mac_info_attribute, producer_attribute,
1338 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1339 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1340 dwarfout_undef): Constify a char*.
1341 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1343 * dwarfout.h (dwarfout_define, dwarfout_undef,
1344 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1346 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1348 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1349 (MULTILIB_ISA_DEFAULT): New.
1350 (MULTILIB_DEFAULTS): Use it.
1351 * config/mips/mips.c (): Remove the now unnecessary definition
1352 of MIPS_ISA_DEFAULT.
1353 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1354 unnecessary definition.
1356 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1358 * arm.md (pic_load_addr): Add constraints to operand 1.
1360 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1362 * fixinc/genfixes: Provide a means for specifying -D options to
1365 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1367 * arm.c (arm_override_options): Correct initialization of
1368 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1369 arm_is_strong, and arm_is_6_or_7.
1371 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1372 (note_set_pseudo_multiple_uses): New function.
1373 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1374 if a pseudo set in the loop exit is used elsewhere.
1376 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1378 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1380 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1382 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1383 a single load-address pattern.
1385 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1387 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1388 depending on whether or not line-number notes are present.
1390 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1392 * cccp.c (progname, file_buf, default_include, include_file,
1393 macrodef, definition, hashval, wchar_type, user_label_prefix,
1394 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1395 expand_to_temp_buffer, is_system_include, base_name,
1396 absolute_filename, read_name_map, open_include_file,
1397 record_control_macro, check_precompiled, check_preconditions,
1398 pcfinclude, pass_thru_directive, create_definition,
1399 check_macro_name, comp_def_part, collect_expansion,
1400 check_assertion, read_token_list, assertion_install,
1401 assertion_lookup, eval_if_expression, conditional_skip,
1402 validate_else, skip_quoted_string, quote_string, macarg1,
1403 error_from_errno, install, lookup, hashf, dump_defn_1,
1404 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1405 check_white_space, rescan, handle_directive, monthnames,
1406 special_symbol, do_include, remap_include_file, write_output,
1407 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1408 do_ident, do_sccs, do_xifdef, skip_if_group,
1409 output_line_directive, macroexpand, macarg, change_newlines,
1410 initialize_builtins, make_definition): Constify a char*.
1412 * pcp.h (stringdef): Likewise.
1414 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1416 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1419 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1420 Richard Henderson <rth@cygnus.com>
1422 * alias.c: Include ggc.h.
1423 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1424 (record_set): Verify enough room in reg_base_value.
1425 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1426 Register it as a GC root.
1427 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1428 * Makefile.in (alias.o): Depend on ggc.h.
1430 * unroll.c (unroll_loop): Verify the insn before a barrier
1431 is a JUMP_INSN before checking JUMP_LABEL.
1433 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1435 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1436 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1437 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1438 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1439 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1440 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1442 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1444 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1446 * alpha/alpha-interix.h (text_section): Delete prototype.
1447 * alpha/elf.h (text_section): Likewise.
1448 * arm/linux-elf.h (text_section): Likewise.
1449 * arm/linux-telf.h (text_section): Likewise.
1450 * c4x/c4x.h (text_section): Likewise.
1451 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1452 * elfos.h (text_section): Likewise.
1453 * i386/aix386ng.h (text_section): Likewise.
1454 * i386/i386-interix.h (text_section): Likewise.
1455 * i386/sco5.h (text_section): Likewise.
1456 * i386/svr3gas.h (text_section): Likewise.
1457 * nextstep.h (text_section): Likewise.
1458 * psos.h (text_section): Likewise.
1459 * ptx4.h (text_section): Likewise.
1460 * svr3.h (text_section): Likewise.
1461 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1463 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1465 * final.c (peephole): Delete prototype.
1467 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1468 (pre_insert_copies): Remove unused variable `bb'.
1470 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1473 * output.h (peephole): Add prototype.
1475 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1477 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1480 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1482 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1483 for inlined declarations.
1485 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1487 * arm.c (logical_binary_operator): New fucntion.
1488 * arm.h (logical_binary_operator): Declare it.
1489 (PREDICATE_CODES): Handle logical_binary_operator.
1490 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1491 output constraints. Add appropriate splitters.
1492 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1493 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1494 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1496 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1498 * genoutput.c (struct operand_data): New elt eliminable.
1499 (output_operand_data): Write it.
1500 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1501 (compare_operands): Take it into account.
1502 * recog.h (struct insn_operand_data): New elt eliminable.
1503 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1505 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1506 (eliminate_regs): Move code that detects changes to elimination
1507 target regs into new function elimination_effects.
1508 Delete one #if 0 block.
1509 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1510 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1511 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1512 Only call eliminate_regs for real operands of the insn, not for parts
1513 of its structure or parts matched by things like match_operator.
1514 Use elimination_effects and check_eliminable_occurrences. Use
1515 copy_insn to duplicate the pattern when not in the final pass.
1517 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1519 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1522 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1524 * fixinc/README: document the "mach" machine matching test
1525 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1526 * fixinc/fixtests.c: Implement the #else/#endif label test
1527 * fixinc/inclhack.def: utilize these tests and fixes
1528 * fixinc/inclhack.sh: regen
1529 * fixinc/fixincl.x: regen
1530 * fixinc/fixincl.sh: regen
1532 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1534 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1537 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1539 * gcc.1: Document exit codes.
1541 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1543 * calls.c: Include tm_p.h later, so everything we need is defined.
1545 * function.c: Likewise.
1547 * except.c: Include tm_p.h.
1549 * sparc.c: Likewise.
1550 (dwarf2out_cfi_label): Don't prototype.
1551 (check_return_regs, epilogue_renumber,
1552 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1553 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1554 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1555 ultra_schedule_insn): Add static prototype.
1556 (data_segment_operand, text_segment_operand): Call itself with the
1557 proper number of arguments.
1558 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1560 * sparc.h: Move all declarations to sparc-protos.h.
1561 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1564 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1566 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1568 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1569 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1570 ASM_OUTPUT_ASCII): Constify a char*.
1572 * sparc-protos.h: New file for sparc prototypes.
1574 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1576 * function.c (record_insns, contains): Always declare and define.
1577 (record_insns): Mark with ATTRIBUTE_UNUSED.
1579 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1581 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1582 to .section when outputting a .bss section to deal with multiple
1583 .bss input sections (as happens with -fdata-sections)
1584 Also output %progbits, not @progbits so the assembler doesn't treat as
1586 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1588 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1589 thumb parts even when building with non-thumb CPUs, by forcing
1592 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1594 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1595 (movdf_const_intreg_sp64): Similarly.
1597 * local-alloc.c (update_equiv_regs): Check the correct insn
1598 for pre-existing REG_EQUIV notes.
1600 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1602 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1603 block reached by a branch if we're not going to actually process
1606 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1608 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1609 a local extern function declaration.
1611 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1613 * i386.c (ix86_expand_prologue): Properly wrap USE around
1614 reg for CALL_INSN_FUNCTION_USAGE.
1616 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1618 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1619 move between GP_REGs.
1621 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1623 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1624 the mode size when finding out if an offset is legal.
1626 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1628 * basic-block.h (PROP_*): Move constants from ...
1630 (compute_bb_for_insn): Free the array before reallocating.
1631 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1632 (allocate_reg_life_data): Reset all reg variables collected by
1634 (get_block_head_tail): Don't convert from bb to block.
1635 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1636 (find_insn_reg_weight): Take block not bb.
1637 (schedule_block): Don't set block num for moved insns.
1638 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1639 (schedule_insns): Do it here instead.
1640 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1641 before update_life_info.
1642 * recog.c (split_all_insns, peephole2_optimize): Update for
1643 new arg to update_life_info.
1644 * rtlanal.c (remove_note): Cope with NULL note.
1645 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1648 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1650 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1652 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1653 block records so that merge_blocks_nomove will clean up correctly.
1654 (split_edge): Handle casesi insns.
1656 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1658 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1660 * pa.md (call, call_value): Do not emit a blockage after restoring
1663 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1665 * c-typeck.c (c_expand_asm_operands): Fix typo.
1667 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1669 * arm.c (fpu_rhs_operand): Verify modes.
1670 (fpu_add_operand): Likewise.
1671 (di_operand): Likewise.
1672 (soft_df_operand): Likewise.
1674 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1676 * arm.c (arm_return_in_memory): APCS rules state that the elements
1677 of a structure returned in a register must be 'integer-like'.
1679 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1681 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1682 in the source tree when the generated targets are out of date
1683 * fixinc/genfixes: Alter it to run individual fixes for make.
1684 * fixinc/README: rewrite
1685 * fixinc/inclhack.def: moved initial comments to README
1687 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1689 * toplev.c (main): Do not generate an error message if an
1690 unrecognised command line switch is recognisable by another
1691 language. If extra_warnings are enabled, then generate a
1692 warning message instead.
1694 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1696 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1697 (insert_pack_attributes): Delete prototype.
1699 * c-pragma.c (default_alignment): New static variable.
1700 (push_alignment): Initialize to current effective alignment.
1701 (pop_alignment): Use to set new alignment.
1702 (insert_pack_attributes): Delete function.
1703 (handle_pragma_token): Set default_alignment as well each time
1704 a #pragma pack(<n>) is encountered.
1706 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1708 * reg-stack.c (stack_result): Aggregates are not returned in
1711 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1713 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1715 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1717 * basic-block.h (set_block_num): Declare.
1718 * flow.c (update_life_info): Don't call compute_bb_for_insn
1719 or free_basic_block_vars.
1720 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1721 (insn_orig_block): Remove.
1722 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1723 (schedule_block): Keep BLOCK_NUM up-to-date.
1724 (schedule_insns): Use compute_bb_for_insn.
1725 * recog.c (split_all_insns): Likewise.
1726 (peephole2_optimize): Likewise.
1728 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1730 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1731 if the pic register is used.
1733 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1735 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1736 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1737 if that tests TREE_PERMANENT.
1739 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1741 * cse.c (invalidate_for_call): Do not remove memory references from
1742 the table here. It's handled elsewhere.
1744 * haifa-sched.c (add_dependence): Protect references to the
1745 true dependency cache with #ifdef INSN_SCHEDULING.
1746 (remove_dependence): Similarly.
1748 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1749 to the cfg code that this is a return instruction.
1750 * mn10300.md (return_internal): Similarly.
1752 * combine.c (get_last_value): If the last set of a register
1753 is after subst_low_cuid, then we can not use it to determine
1754 the register's last value.
1756 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1758 * Makefile.in: Back out previous change.
1760 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1762 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1764 * haifa-sched.c (add_dependence): Only check/update the cache
1766 (remove_dependence): Likewise.
1767 (schedule_insns): Only create the true_dependency_cache if the
1768 average number of instructions in a basic block is very large.
1770 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1772 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1773 (ggc-simple.o): Likewise.
1774 (ggc-page.o): Likewise.
1776 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1778 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1779 Prototype for exported functions.
1780 (pre_lcm, pre_rev_lcm): Remove prototypes.
1781 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1782 (compute_available): Move to lcm.c, and change parameter order.
1783 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1784 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1785 (gcse_main): No longer call compute_preds_succs. Rebuild the
1786 set table after reach pre pass.
1787 (pre_insert_map, pre_delete_map, edge_list): New.
1788 (alloc_pre_mem): Allocate edge vectors.
1789 (free_pre_mem): Delete edge vectors.
1790 (compute_pre_data): Call new edge based lcm routines.
1791 (process_insert_insn): New function.
1792 (insert_insn_end_bb): Use it.
1793 (pre_edge_insert): New function.
1794 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1796 (pre_insert_copies): Revamp using new edge based lcm outputs.
1797 (pre_delete): Likewise.
1798 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1800 (compute_code_hoist_vbeinout): New new edge based routines.
1801 * lcm.c: Remove all the old LCM functions. Replace with new ones
1802 that work with the new cfg datastructures and work with edges
1805 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1807 * reload.h (struct reload): Add new fields "mode" and "nregs".
1808 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1809 to reference the "mode" and "nregs" field within struct reload.
1811 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1813 * haifa-sched.c (true_dependency_cache): New.
1814 (add_dependence): Use the true dependency cache to avoid expensive
1815 walks down the LOG_LINKS dependency list. Add entries to the
1817 (remove_dependence): Remove entries from the true dependency cache
1819 (schedule_insns): Allocate and initialize and free the true
1822 * haifa-sched.c (schedule_insns): Do not remove inter-block
1823 dependencies anymore.
1825 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1827 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1828 * i386/t-winnt: Likewise.
1830 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1832 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1834 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1836 * Makefile.in (LANGUAGES): Omit "proto".
1837 (clean): Remove stale comment about removing unprotoize.c.
1839 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1841 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1842 using arithmetic on void pointers.
1844 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1846 * haifa-sched.c (compute_block_forward_dependencies): Only check
1847 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1849 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1851 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1852 (expr_equiv_p): Reject memories with different alias sets.
1854 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1856 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1857 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1858 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1859 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1860 (lang_init): Set default for flag_bounds_check if still "unspecified".
1862 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1864 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1866 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1868 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1871 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1873 * config/c4x/c4x.md (*db_noclobber,
1874 *decrement_and_branch_until_zero_noclobber): New patterns and
1875 associated splitters.
1877 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1879 * config/c4x/c4x.md (parallel instruction patterns): Rework
1880 constraints to keep reload happy.
1882 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1884 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1885 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1886 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1887 Add new patterns and associated post-reload splitters.
1889 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1891 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1893 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1895 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1897 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1899 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1901 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1904 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1906 * pa.c (move_operand): Rely on memory_address_p to determine the
1907 validity of non-indexed memory addresses.
1908 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1909 operand in DFmode and SFmode when generating PA2.0 code.
1911 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1913 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1915 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1917 * mips.c (function_prologue): Fix argument types.
1918 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1919 (casesi_internal): Write to the scratch register.
1921 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1923 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1925 (parse_charconst): Delete unnecessary cast when calling
1927 (cpplib.h): Kill prototype of cpp_parse_escape.
1929 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1931 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1932 * unroll.c (unroll_loop): Cast return value of alloca.
1933 * i370/i370.c: Include function.h and toplev.h.
1934 (i370_label_scan): Remove c++ commented abort.
1935 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1936 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1937 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1938 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1940 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1942 * config/t-freebsd: Do not override USER_H.
1943 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1945 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1946 Mumit Khan <khan@xraylith.wisc.edu>
1948 * c-parse.in (component_decl): Support anonymous struct/union.
1950 * c-parse.y: Regenerate.
1951 * c-parse.c: Likewise.
1952 * objc/objc-parse.y: Likewise.
1953 * objc/objc-parse.c: Likewise.
1954 * c-decl.c (finish_struct): Don't sort the fields.
1955 (field_decl_cmp): Delete unused function.
1957 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1959 * sparc.md (movsf_const_intreg): Revert last constraint change.
1960 (movdf_const_intreg_sp32): Likewise.
1962 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1964 * cse.c: Include hashtab.h instead of splay-tree.h
1965 (struct cse_reg_info): No longer use variant union. Add new
1966 field "regno". All references changed to avoid union.
1967 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1968 (free_cse_reg_info): Remove.
1969 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1970 (get_cse_reg_info): Revamp to use expandable hash tables instead
1971 of splay trees. Initialize new fields in cse_reg_info structure.
1972 (new_basic_block): Similarly.
1974 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1976 * genrecog.c (message_with_line): Prototype.
1977 (validate_pattern): Pass along the set for the dest, not a flag.
1978 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1979 Check for PC/CC0 as sources.
1980 (nodes_identical): Check for children position match before
1981 allowing the combination.
1983 * rtl.c (read_rtx): Track line number across \\\n.
1985 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1987 * mips.h (SPECIAL_MODE_PREDICATES): New.
1988 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1989 (movdi+1, movsi+1): Add output reload constraint.
1990 (casesi_internal): Likewise. Fix commentary.
1991 (return_internal): Use pmode_register_operand.
1993 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1995 * 1750a.md (movstrqi): Add missing output reload constraint.
1996 (call_value): Likewise.
1997 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1998 (jmpfdec): Add missing inout reload constraint.
1999 * elxsi.md (addsi patterns): Add missing output reload constraint.
2000 (move from sp): Use @ alternates.
2001 (call_value): No constraint on output.
2002 * fr30.md (movsi_pop): Add missing output reload constraint.
2003 (movsf_constant_store): Likewise.
2004 (splits): Remove constraints.
2005 (subsi3): Add missing mode.
2006 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2007 (call_value): Likewise.
2008 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2009 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2010 * m32r.md (movsicc_internal): Add output reload constraint.
2011 (movstrsi_internal): Add inout reload constraints.
2012 * m88k.h (reg_names): Don't declare.
2013 (SPECIAL_MODE_PREDICATES): New.
2014 * m88k.md (*): Use register_operand not reg_or_0_operand
2016 * mn10200.h (PREDICATE_CODES): New.
2017 * ns32k.md (ffs pattern): Add output reload constraint.
2018 * pdp11.md (sob pattern): Add inout reload constraint.
2019 * sh.md (splits): Remove constraints.
2020 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2021 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2022 * vax.md (jgequ pattern): Add inout reload constraint.
2024 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2026 * configure.in (djgpp): Revert previous patch.
2027 * configure: Rebuit.
2028 * config/i386/djgpp.h: Revert previous patch.
2030 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2032 * fixinc/inclhack.def: Restore patch lost during last merge of
2033 "no_bogosity" branch.
2034 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2036 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2038 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2039 * fixinc/inclhack.def: Same.
2040 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2042 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2044 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2045 as the base of a PLUS.
2047 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2049 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2050 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2052 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2054 * pa.md (post_stw+1): Use pmode_register_operand.
2055 (dcacheflush, icacheflush): Likewise.
2057 * i386.md (movstricthi_1): Allow r/r.
2059 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2061 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2062 to (not (and (arg0) (arg1))). Similary for and.
2064 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2065 falltrought to assocate code.
2066 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2069 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2070 no bits in common; remove XOR to ROTATE conversion.
2072 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2074 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2076 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2078 * config/c4x/c4x.c (dst_operand): New.
2079 (PREDICATE_CODES): Update.
2080 * config/c4x/c4x.h (dst_operand): Declare it.
2081 * config/c4x/c4x.md: Define mode for each unspec usage.
2082 (move patterns): Use dst_operand predicate instead of src_operand.
2083 (movqi_update, movqf_update): Delete.
2085 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2087 * recog.c (pmode_register_operand): New.
2088 * recog.h: Declare it.
2089 * genrecog.c (pred_codes): Likewise.
2090 (special_mode_pred_table): Likewise.
2091 (validate_pattern): Don't warn no mode for address_operand.
2093 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2094 if the operand is not insn-like.
2096 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2097 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2099 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2101 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2103 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2104 instead of general_operand in a SET_DEST. Use const_double_operand
2105 instead of an explicit test against CONST_DOUBLE.
2106 (movsf_const_lo): Add missing register mode.
2107 (goto_handler_and_restore): Add auxiliary test for Pmode.
2108 (flush): Adjust to use address_operand.
2109 (return_sf_no_fpu): Add missing output constraint.
2111 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2113 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2114 for call return value.
2115 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2117 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2119 * toplev.c (main): Only warn about options for other languages.
2120 * collect2.c (main): Pass -w to sub-gcc.
2122 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2124 * flow.c (propagate_block): Add call-clobbered registers to
2127 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2128 zapping mem_set_list.
2129 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2130 (mark_set_1, mark_used_regs): Likewise.
2132 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2134 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2136 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2138 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2139 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2140 options. Also add a new item "C-only Warning Options" to the
2143 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2145 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2146 from multiple calls.
2148 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2150 * i386.md (call value patterns): Move to the end of the file.
2151 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2153 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2155 * configure.in (djgpp configuration): Define extra_objects..
2156 * configure: Rebuilt.
2157 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2158 (DTORS_SECTION_ASM_OP): Define.
2159 (INIT_SECTION_ASM_OP): Define.
2160 (FINI_SECTION_ASM_OP): Define.
2161 (DATA_SECTION_ASM_OP): Define.
2162 (TEXT_SECTION_ASM_OP): Define.
2163 (EH_FRAME_SECTION_ASM_OP): Define.
2164 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2165 (STARTFILE_SPEC): Add crtbegin.o.
2166 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2167 to here from LINK_COMMAND_SPEC.
2168 (DO_GLOBAL_CTORS_BODY): Define.
2169 (CRTSTUFF_USE_FINI_SECTION): Define
2170 (HAS_INIT_SECTION): Delete.
2172 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2174 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2176 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2178 * pa.h (PREDICATE_CODES): New.
2180 * genrecog.c (validate_pattern): Condense the destination
2183 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2185 * alpha.md (call-1): Supply missing mode for operator.
2186 (*): Add missing output reload constraints. Remove constraints
2189 * i386.h (SPECIAL_MODE_PREDICATES): New.
2190 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2191 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2192 (addsi_lea_3): Add missing mode for op 3.
2193 (prologue_set_got, prologue_get_pc): Add missing modes.
2194 (*) Add missing output reload constraints.
2196 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2198 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2199 check for member bit-size overflow and use var_size if it occurs.
2200 (layout_record): Use bitsize_int() to define the type size in bits.
2201 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2202 (layout_decl): Likewise when assigning to DECL_SIZE.
2204 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2206 * genrecog.c (validate_pattern): Typo last change. Verify
2207 that output operands have output reloads.
2209 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2211 * genrecog.c (special_mode_pred_table): New.
2212 (NUM_SPECIAL_MODE_PREDS): New.
2213 (find_operand): New.
2214 (validate_pattern): New argument `insn'. Warn for assignment to
2215 any predicate accepting non-lvalues. Conditionaly warn for
2216 match_operand without a mode. Try much harder to match source
2217 and destination modes on a set.
2218 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2220 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2222 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2224 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2226 * combine.c (simplify_logical): Recognize xor pattern that encodes
2229 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2231 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2234 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2236 * ggc-page.c (MAP_FAILED): Provide default.
2238 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2240 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2241 * sparc.h (PREDICATE_CODES): Update.
2243 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2245 * alpha.c (some_ni_operand): New.
2246 * alpha-protos.h: Declare it.
2247 * alpha.h (PREDICATE_CODES): Update.
2248 * alpha.md (sXaddq reload insns): Use some_ni_operand
2249 for SET_DEST instead of some_operand.
2251 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2252 Jim Wilson <wilson@cygnus.com>
2254 * genrecog.c (maybe_both_true_2): Don't compare modes of
2256 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2257 after find_afterward.
2258 (debug_decision_1): Dump next and afterward codes.
2260 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2262 * rtl.c (dump_and_abort): Remove.
2263 (fatal_with_file_and_line): New.
2264 (fatal_expected_char): New.
2265 (read_rtx_lineno, read_rtx_filename): New.
2266 (read_skip_spaces): Track line number.
2267 (read_name): Use fatal_with_file_and_line.
2268 (read_rtx): Use fatal_expected_char. Track line number.
2269 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2271 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2272 if it isn't a CODE_LABEL.
2274 * genattr.c (main): Set read_rtx_filename.
2275 * genattrtab.c (main): Likewise.
2276 * gencodes.c (main): Likewise.
2277 * genconfig.c (main): Likewise.
2278 * genemit.c (main): Likewise.
2279 * genextract.c (main): Likewise.
2280 * genflags.c (main): Likewise.
2281 * genopinit.c (main): Likewise.
2282 * genoutput.c (main): Likewise.
2283 * genpeep.c (main): Likewise.
2285 * genrecog.c (decision_test.u.insn): Add `lineno'.
2286 (pattern_lineno, error_count): New variables.
2287 (message_with_line): New.
2288 (add_to_sequence): Break out checking code to ...
2289 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2290 (merge_insn): Use message_with_line.
2291 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2292 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2294 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2296 * expr.c (store_constructor): Clear union if constructor is empty.
2298 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2300 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2301 Add !endian checks. Change %{...} to %(...).
2303 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2305 * i386.md (*addsi3_cc): Renamed from addcsi3.
2306 (*addsi3_carry): Renamed from addxsi3.
2307 (*subsi3_cc): Renamed from subcsi3.
2308 (*subsi3_carry): Renamed from subxsi3.
2309 (*xorqi_cc_1): Renamed from xorcqi_1.
2310 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2311 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2313 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2315 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2316 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2318 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2320 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2321 climb up the chain of insns.
2323 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2325 * genrecog.c (write_subroutine): Careful for null trees.
2326 (process_tree): Don't elide empty functions.
2328 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2330 * Makefile.in (genrtl.o): Depend on ggc.h.
2331 * configure.in (valloc): Probe for it.
2332 (with-gc): Use ggc-page if valloc present.
2333 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2334 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2335 (ggc_alloc_string): Moved from ggc-page.c.
2336 * ggc-none.c (ggc_alloc_obj): New.
2337 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2338 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2339 (struct globals): Likewise for dev_zero_fd.
2340 (init_ggc): Likewise for it's initialization.
2341 (ggc_allocated_p): Move careful dereference from ...
2342 (ggc_lookup_page_table): ... here. Delete.
2343 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2344 (alloc_anon): Use valloc if no mmap.
2345 (release_pages): Use free if using valloc.
2346 (ggc_alloc_obj): Renamed from alloc_obj.
2347 (ggc_set_mark): Renamed from mark_obj.
2348 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2349 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2350 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2351 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2352 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2353 (ggc_collect): Use fp printing instead of our own rounding.
2354 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2355 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2356 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2357 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2358 (struct ggc_string, struct ggc_any): Delete.
2359 (offsetof): Provide default definition.
2360 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2362 (struct ggc_mem): New, from corpse of ggc_any.
2363 (struct ggc_status): Delete.
2364 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2365 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2366 (n_strings_collected, n_anys_collected): Delete.
2367 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2368 (ggc_alloc_string, ggc_alloc): Delete.
2369 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2370 (ggc_free_string, ggc_free_any): Delete.
2371 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2372 (ggc_compare_addresses, ggc_mark_string): Delete.
2373 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2374 (search_data): Delete.
2375 (struct globals): New.
2376 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2377 (tree_insert, tree_lookup): New.
2378 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2379 (clear_marks, sweep_objs): New.
2380 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2381 (init_ggc): Set allocated_last_gc.
2382 (ggc_push_context): Gut. Use G.context.
2383 (ggc_pop_context): Likewise.
2384 (ggc_pop_context_1): New.
2385 (debug_ggc_tree): New.
2386 (debug_ggc_balance, tally_leaves): New.
2387 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2388 (ggc_mark_string_if_gcable): Remove decl.
2389 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2390 (ggc_mark_rtvec_children): New.
2391 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2392 (ggc_mark_if_gcable): New decl.
2393 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2394 (ggc_alloc_tree, ggc_alloc): Likewise.
2395 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2396 (ggc_alloc_obj): New decl.
2397 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2398 (ggc_alloc_tree, ggc_alloc): Likewise.
2399 (ggc_set_mark): New decl.
2400 * rtl.h (struct rtx_def): Remove gc_mark.
2401 (struct rtvec_def): Likewise.
2402 * tree.h (struct tree_common): Likewise.
2404 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2406 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2407 float_format and thread_file definitions.
2408 * configure: Rebuilt.
2410 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2412 * extend.texi (Function Names): Document types of function names.
2414 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2416 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2417 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2419 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2421 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2423 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2425 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2427 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2429 * collect2.c (main): Do prelimnary link on AIX if rflag.
2431 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2433 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2434 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2436 (__do_global_dtors): similarly for __DTOR_LIST__.
2438 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2439 Diego Novillo <dnovillo@cygnus.com>
2441 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2444 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2446 * fixincl/*: Merged "no_bogosity" branch
2447 * fixincl/fixlib.h: protect against doubly defining t_bool
2448 * fixincl/server.h: protect against doubly defining t_bool
2450 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2452 * genoutput.c: Include toplev.h.
2454 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2456 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2458 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2459 * configure: Regenerate.
2461 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2463 * gcse.c (delete_null_pointer_checks): Returns void.
2465 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2467 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2468 * emit-rtl.c (copy_insn_1): Likewise.
2470 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2472 * config/mips/mips.c (mips_build_va_list): Correct
2473 TREE_CHAIN setting when hard-float.
2474 (mips_va_start): Use corrected setting.
2475 (mips_va_arg): Likewise. Also pass a tree to build of
2476 POSTINCREMENT_EXPR rather than a naked 'int'.
2478 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2480 * ggc.h (ggc_push_context): Fix comment.
2481 (ggc_pop_context): Likewise.
2482 (mark_string_if_gcable): Likewise.
2483 * ggc-common.c (ggc_mark_rtx_children): Use
2484 ggc_mark_string_if_gcable.
2485 * ggc-page.c (ggc_lookup_page_table): New function.
2486 (ggc_allocated_p): Likewise.
2487 (mark_obj): Fix formatting.
2488 (ggc_mark_string_if_gcable): New function.
2489 * ggc-simple.c (ggc_allocated_strings): New variable.
2490 (ggc_strings_used): Likewise.
2491 (ggc_compare_addresses): New function.
2492 (ggc_pop_context): Pop the `any' memory too.
2493 (ggc_mark_string_if_gcable): New function.
2494 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2496 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2498 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2499 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2500 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2503 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2505 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2506 (sched_reg_live_length, sched_reg_basic_block): Delete.
2507 (current_block_num, bb_live_regs, old_live_regs): Delete.
2508 (dead_notes, struct sometimes): Delete.
2509 (sched_note_set, birthing_insn_p): Delete.
2510 (adjust_priority): Gut useless reg lifetime code.
2511 (create_reg_dead_note, attach_deaths): Delete.
2512 (attach_deaths_insn, new_sometimes_live): Delete.
2513 (finish_sometimes_live): Delete.
2514 (find_pre_sched_live, find_post_sched_live): Delete.
2515 (update_reg_usage): Delete.
2516 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2517 (schedule_insns): Delete reg lifetime code.
2518 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2519 (unlink_other_notes): Adjust REG_NOTE commentary.
2520 (reemit_notes): Use REG_SAVE_NOTE.
2521 (schedule_block): Likewise.
2522 (schedule_region): Allocate bitmap of blocks in region. Use
2523 count_or_remove_death_notes. Use update_life_info.
2525 * rtl.h (REG_SAVE_NOTE): New.
2526 * rtl.c (reg_note_name): Update.
2528 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2530 * combine.c (refresh_blocks, need_refresh): New.
2531 (combine_instructions): Allocate refresh_blocks. Invoke
2532 update_life_info if needed.
2533 (distribute_notes): Mark refresh_blocks instead of installing
2535 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2536 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2538 * Makefile.in (recog.o): Depend on basic-block.h.
2540 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2542 * genrecog.c (add_to_sequence): Thinko last change: delete
2543 shadowing allow_const_int variable.
2545 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2547 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2548 __GNUC__ and __GNUC_MINOR__.
2550 * gansidecl.h: Likewise.
2556 * toplev.h: Likewise.
2562 * varray.c: Likewise.
2564 * varray.h: Likewise.
2566 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2568 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2569 use one before a jump table.
2571 * rtl.def (ADDRESS): Change documentation to match reality.
2572 * md.texi: Don't document it.
2573 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2576 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2578 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2580 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2581 known predicate block; default allow_const_int true.
2582 (debug_decision_list): New.
2584 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2586 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2588 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2590 * gcse.c (gcse_main): Avoid global optimizations if we have a
2591 large number of basic blocks and the ratio of edges to blocks
2593 (delete_null_pointer_checks): Likewise.
2595 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2597 * c-common.c (check_format_info): Warn if format string isn't a
2600 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2602 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2603 * configure: regenerate
2605 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2607 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2608 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2609 (peepholes): Re-enable.
2611 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2613 * Makefile.in (flow.o): Depend on TREE_H.
2614 * basic-block.h (REG_SET_EQUAL_P): New.
2617 (free_regset_vector): Remove declaration.
2618 (flow_delete_insn_chain): Declare.
2619 (enum update_life_extent): New.
2620 (update_life_info, count_or_remove_death_notes): Declare.
2621 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2622 Verify register live at bb->global_live_at_start before adding USE.
2623 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2624 (CLEAN_ALLOCA): New.
2626 (PROP_*): New flags.
2627 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2628 (clear_edges): Zero n_edges.
2629 (make_edge): Increment n_edges.
2630 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2631 (flow_delete_insn_chain): Export.
2632 (delete_block): Decrement n_edges.
2633 (merge_blocks_nomove): Likewise.
2634 (life_analysis): Give life_analysis_1 PROP flags.
2635 (verify_wide_reg_1, verify_wide_reg): New.
2636 (verify_local_live_at_start): New.
2637 (update_life_info): Rewrite to call into propogate_block.
2639 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2640 always mark stack pointer. Conditionally mark PIC register.
2641 After reload, mark call-saved registers, return regsiters.
2642 (life_analysis_1): Accept PROP flags not remove_dead_code.
2643 Call mark_regs_live_at_end before zeroing regs_ever_live.
2644 Use calculate_global_regs_live. Copy global_live_at_end before
2645 calling final propagate_block. Zero reg_next_use on exit.
2646 (calculate_global_regs_live): New.
2647 (allocate_bb_life_data): Don't allocate bb->local_set.
2648 (init_regset_vector, free_regset_vector): Remove.
2649 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2650 Test flags before every operation. Warn if prologue/epilogue insn
2651 would have been deleted.
2652 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2653 Use alloc_EXPR_LIST.
2654 (mark_used_regs): Accept and use FLAGS, not FINAL.
2655 Remove special handling for RETURN.
2656 (try_pre_increment): Use alloc_EXPR_LIST.
2657 (dump_flow_info): Dump n_edges.
2658 (unlink_insn_chain, split_hard_reg_notes): Remove.
2659 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2660 (find_insn_with_note, new_insn_dead_notes): Remove.
2661 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2662 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2663 (replace_insns): Remove.
2664 (count_or_remove_death_notes): New.
2665 (verify_flow_info): Abort on error after all checks.
2666 (remove_edge): Decrement n_edges.
2667 (remove_fake_edges): Tweek format.
2668 * haifa-sched.c (schedule_insns): Use split_all_insns.
2669 * output.h (update_life_info): Remove declaration.
2670 * recog.c (split_all_insns): From the corpse of split_block_insns,
2671 do the whole function block by block. Use update_life_info.
2672 (recog_last_allowed_insn): New.
2673 (recog_next_insn): Mind it.
2674 (peephole2_optimize): Set it. Walk backwards through blocks.
2675 Use update_life_info.
2676 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2677 (split_all_insns): Declare.
2678 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2679 Use split_all_insns.
2681 * i386.md (or -1 peep2s): Disable.
2683 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2685 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2686 a single pattern. Scrap the 'd' versions as unnecessary.
2688 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2689 tablejump_mips162,tablejump_internal4): The operands to a
2690 label_ref must be VOIDmode.
2692 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2694 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2696 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2698 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2700 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2702 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2703 cache every function if ggc_p.
2705 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2707 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2708 instead of copy_rtx. Accept sequences that contain asm statements.
2709 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2710 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2711 orig_asm_operands_vector, copy_asm_operands_vector,
2712 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2714 * rtl.h (copy_insn, copy_insn_1): Declare.
2716 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2718 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2720 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2721 arguments to `current_file_function_operand'.
2723 * genrecog.c: Include hard-reg-set.h and resource.h in the
2724 generated output file.
2726 * real.c: Include tm_p.h.
2728 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2730 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2733 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2735 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2736 before the fctiwz insn.
2738 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2739 Mark Mitchell <mark@codesourcery.com>
2741 * tree.c (make_lang_type_fn): New funtion pointer.
2742 (make_lang_type): Call it.
2743 * tree.h (make_lang_type): Declare.
2744 (make_lang_type_fn): Likewise.
2745 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2747 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2749 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2750 make sure that HIGH instructions are copied into BASE_REGS.
2752 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2754 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2756 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2758 * c-decl.c (finish_struct): Use simpler method of
2759 removing elements of a singly-linked list.
2761 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2763 * alpha.md (peephole2's): Comment out peephole2's that generate
2766 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2768 * genrecog.c (add_to_sequence): Disable mode check for
2771 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2773 * ggc-simple.c (init_ggc): Set empty_string.
2775 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2777 * configure.in: Detect mmap. Add --with-gc=foo to select
2778 garbage collector; default to page if mmap available.
2779 * Makefile.in (GGC): Substitute.
2781 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2783 * c-decl.c (ggc_p): Enable.
2785 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2787 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2789 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2791 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2792 string for little-endian-data.
2794 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2796 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2797 case somebody tries to compile --enable-checking code with gcc
2800 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2802 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2805 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2807 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2808 * jump.c (jump_optimize_1): Document why.
2810 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2812 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2813 pointers and casts for `int_handler' and `quit_handler'.
2815 * flow.c (verify_flow_info, split_hard_reg_notes,
2816 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2817 remove_edge, remove_fake_successors): Add static prototypes.
2818 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2819 (mark_set_1): Initialize variable `regno'.
2820 (unlink_insn_chain): Likewise for variable `curr'.
2821 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2823 * loop.c (strength_reduce): Initialize variable
2824 `unrolled_insn_copies'.
2825 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2826 prototypes. Change these functions to take const PTR parameters
2827 to avoid prototype conflict when used as the comparson argument
2829 (check_dbra_loop): Initialize variable `comparison_val'.
2831 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2832 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2833 (find_valid_class): Initialize variable `best_class'.
2834 (find_reloads): Call memcpy, not bcopy.
2836 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2837 (hard_reg_use_compare): Don't needlessly cast away const.
2838 (reload_reg_class_lower): Likewise.
2839 (choose_reload_regs): Initialize variable `regno'.
2841 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2843 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2845 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2847 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2848 ({,d}discard): Add forward declarations. Declare parameter as
2850 (main_without_main): Explicitly declare return type to be int.
2851 (memcpy): Properly declare.
2853 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2854 building the trampoline support, declare malloc, free, and
2856 (__clear_cache): Mark arguments as potentially unused.
2858 * frame.c (toplevel): If inhibit_libc is defined, declare
2861 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2863 * flow.c (make_edge): Accept an optional 2D bitmap in which
2864 to cache edge existence. Update all callers.
2865 (make_label_edge, make_eh_edge): Pass through the edge cache.
2866 (make_edges): Provide the cache.
2868 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2870 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2872 (local_mbtowc): Change the type of variable `i' from int to size_t.
2874 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2875 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2877 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2879 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2880 after other includes that define the appropriate types. Include
2881 tm_p.h for getting user prototypes.
2882 * ggc-callbacks.c (toplevel): Ditto.
2883 * ggc-none.c (toplevel): Ditto.
2884 * gcc-page.c (toplevel): Ditto.
2885 * ggc-simple.c (toplevel): Ditto.
2887 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2888 Jonathan Larmour <jlarmour@cygnus.co.uk>
2890 * config/mips/mips.c (mips_move_2words): Split doubles if
2891 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2893 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2895 * genrecog.c (struct decision_test): New.
2896 (struct decision): Remove test-related members, sort the rest by size.
2897 (IS_SPLIT): Simplify.
2898 (new_decision, new_decision_test): New.
2899 (add_to_sequence): Use them. No special handling for args of
2901 (maybe_both_true): Renamed from not_both_true; return sense changed.
2902 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2903 of maybe_both_true and adjusted for decision_test.
2904 (position_merit): Remove.
2905 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2906 (merge_accept_insn): New, broken out of merge_trees.
2907 (merge_trees): Use them. No special case for c_test; no node
2908 splitting; use test type instead of position_merit.
2909 (factor_tests): New.
2910 (simplify_tests): New.
2911 (break_out_subroutines): Don't write code now.
2912 (find_afterward): New.
2913 (write_afterward, write_switch, write_cond): New.
2914 (write_action, is_unconditional): New.
2915 (write_node): New. Use them.
2916 (write_tree_1): Rewrite. Use the new functions above.
2917 (write_tree): Remove afterward processing.
2918 (write_subroutine): Simplify function variant emission.
2919 (write_subroutines): New.
2920 (same_codes, clear_codes): Remove.
2921 (same_modes, clear_modes): Remove.
2922 (write_header): New, broken out of main.
2923 (make_insn_sequence): Use new_decision and new_decision_test.
2924 (process_tree): New, broken out of main.
2925 (main): Adjust for merge_trees interface change.
2926 Don't #define operands in the output file.
2927 (record_insn_name): New, broken out of make_insn_sequence.
2928 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2929 (debug_decision): New.
2931 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2933 * resource.c (find_free_register): Mark class_str argument const.
2934 * resource.h: Update prototype to match.
2936 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2937 * i386.md: Give all anonymous insns names.
2939 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2941 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2944 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2946 * toplev.c (dbr_sched_time): Unconditional.
2947 (peephole2_time): New.
2948 (compile_file): Add pass numbers to all of the dump file suffixes.
2949 Dump peephole2_time. Don't dump times for non-applicable passes.
2950 (rest_of_compilation): Add pass numbers to dump file suffixes.
2951 Conditionalize calls to the scheduler.
2952 * invoke.texi: Update.
2954 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2956 * flow.c (make_edges): Fix insn iteration.
2957 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2958 (find_basic_blocks_1): Fix spelling mistake.
2960 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2962 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2963 always have side-effects. Use memset not bzero.
2964 (make_node): Likewise.
2966 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2968 * stmt.c (expand_anon_union_decl): When any of the elements of the
2969 union is addressable, so is the entire union.
2971 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2973 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2975 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2976 * bitmap.c (bitmap_operation): Return true iff TO changed.
2977 (bitmap_equal_p): New.
2978 (bitmap_bit_p): Tidy arithmetic.
2979 (debug_bitmap_file): Likewise.
2981 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2983 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2984 before cse2 instead of after.
2986 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2988 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2991 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2993 * cppinit.c (is_idchar initializer): Loosen tests to accept
2996 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2998 * mips.md: Define conditional move patterns for floating point
2999 operands and DI mode conditions.
3001 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3003 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3004 always have side-effects.
3006 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3008 * mn10200.c (asm_file_start): Fix typo.
3010 * cppinit.c (is_idchar initializer): Tighten tests for when
3011 to put the table into initialized memory.
3013 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3014 not an array of rtunion.
3015 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3016 * gcc-simple (ggc_free_rtvec): Similarly.
3018 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3021 * mbchar.h: Add missing #endif.
3023 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3024 (FPBIT, DPBIT): Define.
3026 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3028 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3030 * profile.c (instrument_arcs, output_gcov_string,
3031 tablejump_entry_p): Add static prototypes.
3032 (output_gcov_string): Constify a char*.
3034 * regmove.c (replacement_quality, fixup_match_2): Add static
3037 * resource.h (reg_dead_p): Add extern prototype.
3039 * rtl.c (trim_filename): Add static prototype.
3041 * scan-decls.c (skip_to_closing_brace): Likewise.
3043 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3044 (expand_end_case): Initialize variable `range'.
3045 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3047 * varasm.c (asm_emit_uninitialised): Add static prototype.
3048 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3051 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3053 * cpplib.c (if_directive_nameo): Add static prototype.
3055 * cse.c (cse_insn): Remove unused variable `p'.
3057 * except.c (create_rethrow_ref, push_entry,
3058 receive_exception_label, new_eh_region_entry, find_func_region,
3059 clear_function_eh_region, process_nestinfo): Add static prototypes.
3060 (get_reg_for_handler): Hide definition.
3061 (process_nestinfo): Initialize variable `extra_handlers'.
3063 * expr.h (expand_builtin_longjmp): Add extern prototype.
3065 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3067 * function.c (prepare_function_start): Likewise.
3068 (pop_function_context_from): Mark parameter `context' with
3070 (push_temp_slots_for_block, flush_addressof): Hide definition.
3072 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3073 solve_program_flow_graph, calculate_branch_probs,
3074 function_summary, main, fancy_abort): Add prototypes.
3076 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3077 (add_hash): Constify a char*.
3079 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3080 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3081 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3083 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3085 * lists.c (free_list, zap_lists): Likewise.
3087 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3089 * alias.c (nonlocal_reference_p): Add static prototype.
3091 * bitmap.c (bitmap_element_allocate): Prototype args in function
3094 * builtins.c (stabilize_va_list): Add static prototype.
3095 (expand_builtin_va_arg): Constify a char*.
3097 * c-lex.c (getch, put_back, extend_token_buffer_to,
3098 read_line_number, token_getch, token_put_back): Add static
3101 * c-parse.gperf (hash, is_reserved_word): Likewise.
3103 * cccp.c (is_dir_separator): Likewise.
3105 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3107 * graph.h: New file to prototype functions exported by graph.c.
3109 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3111 * graph.c: Include graph.h.
3113 * toplev.c: Likewise. Remove redundant prototypes.
3115 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3117 * invoke.texi: Removed duplicated description for -Q.
3119 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3121 * extend.texi: Grammar fix in __extension__ text.
3123 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3125 * md.texi (define_peephole2): New section.
3127 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3129 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3130 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3133 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3135 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3137 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3139 * i386.md (ffs expander): Emit Pentium friendly code for
3142 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3144 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3148 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3150 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3152 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3154 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3157 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3159 * md.texi (No Constraints): Delete section.
3160 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3161 * final.c (final_scan_insn): We always have register constraints.
3162 * genattrtab.c: Don't include "insn-config.h".
3163 (write_attr_case): We always have register constraints.
3164 * genconfig.c (register_constraint_flag): Delete.
3165 (walk_insn_part): Don't check whether we have register constraints.
3166 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3167 * genoutput.c (have_constraints): Delete.
3168 (main): Don't set it.
3169 (output_operand_data): We always have constraints.
3170 (scan_operands): Likewise.
3171 (compare_operands): Likewise.
3172 * local-alloc.c (block_alloc): We always have constraints.
3173 (requires_inout): Always compile this function.
3174 * recog.c (extract_insn): We always have constraints.
3175 (constrain_operands, reg_fits_class_p): Always compile these
3177 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3179 (struct insn_operand_data): Likewise.
3180 * regclass.c (regclass): We always have constraints.
3181 (record_reg_classes, copy_cost, record_address_regs,
3182 auto_inc_dec_reg_p): Always compile these functions.
3183 * regmove.c (regmove_optimize): We always have constraints.
3184 * reload.c (find_reloads): Likewise.
3185 * reload1.c (reload): Likewise.
3186 (reload_cse_simplify_operands): Likewise.
3187 * i860.c (output_delay_insn): Likewise.
3189 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3191 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3193 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3195 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3196 for the va_list record.
3198 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3200 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3203 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3205 * alias.c: Include insn-flags.h.
3206 * Makefile.in (alias.o): Update.
3208 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3210 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3211 to LTU and GEU. Handle more cases using sbb.
3213 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3215 * i386.md (truncatexfdf splitters): Do not use subreg.
3216 (fop XFmode patterns): Fix mode in operand testing.
3218 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3220 * jump.c (jump_optimize_1): Amend last change to test only the
3221 form of the operand, not the insn.
3223 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3224 not register_operand to determine when B may need preloading.
3226 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3228 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3229 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3230 (call-value patterns): Move to end of file.
3231 (*): Remove mode from label_ref in (pc) context.
3232 (movstrqi): Use memory not general_operand for BLKmode operands.
3233 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3234 to register_operand operands.
3235 (peep2 patterns): Convert from commented-out peephole patterns.
3237 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3239 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3240 to BUILT_IN_INIT_DWARF_REG_SIZES.
3241 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3242 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3243 expand_builtin_init_dwarf_reg_sizes.
3244 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3245 with __builtin_init_dwarf_reg_size_table.
3246 * dwarf2out.c (struct reg_size_range): Delete.
3247 (expand_builtin_init_dwarf_reg_sizes): New function.
3248 (expand_builtin_dwarf_reg_size): Delete.
3249 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3250 (expand_builtin_dwarf_reg_size): Don't declare.
3251 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3252 (dwarf_reg_size_table): New.
3253 (init_reg_size_table): New function.
3254 (copy_reg): Use dwarf_reg_size_table.
3255 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3258 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3260 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3261 Correctly build argument list to constructor and destructor functions.
3263 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3265 * c-tree.h (warn_float_equal): Declare.
3266 * c-decl.c (warn_float_equal): Define.
3267 (c_decode_option): Recognize -W[no-]float-equal.
3268 * c-typeck.c (build_binary_op): Conditionally warn
3269 about equality tests of floating point types.
3270 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3271 * invoke.texi: Add docs for -Wfloat-equal warning.
3273 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3275 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3276 generating RTL directly.
3277 * mips.h (INIT_TARGET_OPTABS): Likewise.
3278 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3280 * expr.h (init_mov_optab): Delete declaration
3282 * h8300.c (WORD_REG_USED): Update to avoid useless register
3283 saves in interrupt functions and functions which never return.
3285 * cse.c (struct set): Delete inner_dest_loc field.
3286 (cse_insn): Remove assignments to inner_dest_loc field.
3288 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3290 * ggc-page.c: Don't include <unistd.h> etc taken care of
3291 by "system.h". Include <sys/mman.h> afterward.
3293 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3295 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3298 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3300 * xcoffout.c (xcoffout_declare_function): Add documentation.
3301 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3302 TARGET_64BIT. Compare constant to -1, not bit pattern.
3303 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3304 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3307 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3309 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3311 (gen_inlined_enumeration_type_die): Do not abort if the type has
3312 not been writeen out.
3313 (gen_inlined_structure_type_die): Do not abort if the type has
3314 not been writeen out.
3315 (gen_inlined_union_type_die): Do not abort if the type has
3316 not been writeen out.
3317 (gen_tagged_type_instantiation_die): Do not abort if the type
3318 has not been written out.
3320 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3322 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3324 * reg-stack.c (straighten_stack): Copy hard reg set with
3327 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3329 * builtins.c (stabilize_va_list): Stabilize array type va_list
3330 to a pointer type, not the base record type.
3331 (expand_builtin_va_copy): Dereference the pointers explicitly;
3332 use the correct size for the copy.
3334 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3335 (rs6000_va_arg): Likewise.
3337 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3339 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3341 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3343 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3345 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3347 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3349 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3350 (init_ggc): Use it instead of a constant.
3351 (ggc_collect): Bound allocated_last_gc by it.
3353 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3355 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3358 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3360 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3361 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3363 * config/mips/openbsd.h: New, OpenBSD little endian target.
3364 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3365 * config/mips/xm-openbsd.h: New, OpenBSD host.
3367 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3369 * config/m68k/m68k.c (output_function_prologue,
3370 output_function_epilogue): Use
3371 current_function_uses_pic_offset_table instead of regs_ever_live
3372 to decide whether to save/restore pic register.
3373 (legitimize_pic_address): Don't modify regs_ever_live any more.
3375 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3377 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3378 * stor-layout.c (variable_size): Don't add sizes to the pending
3379 sizes list if x_dont_save_pending_sizes_p is set.
3381 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3383 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3384 for symbolic_operand().
3385 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3387 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3389 * combine.c (gen_rtx_combine): Add missing call to va_end().
3391 * final.c (asm_fprintf): Likewise.
3393 * genattrtab.c (attr_rtx): Likewise.
3395 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3397 * cse.c: Update comments.
3398 (cse_insn): When converting a conditional/computed jump into
3399 an unconditional jump, always make sure a BARRIER immediately
3400 follows the converted jump. Do not delete unreachable code.
3401 (cse_basic_block): Do not delete unreachable code.
3402 * toplev.c (rest_of_compilation): Move call to
3403 delete_trivially_dead_insns after the conditional call to
3406 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3408 * collect2.c (make_temp_file): Don't prototype.
3410 * gcc.c (make_temp_file): Likewise.
3412 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3414 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3416 * varasm.c (asm_emit_uninitialised): New function: Generate
3417 the assembler statements necessary to declare an uninitialised
3419 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3421 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3422 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3424 (assemble_variable): Use asm_emit_uninitialised to emit an
3425 uninitialised variable.
3427 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3429 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3430 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3431 <geoffk@cygnus.com>.
3433 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3435 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3436 * c-common.h (builtin_function): Don't declare.
3438 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3440 (pushdecl): Likewise.
3441 (finish_decl): Likewise.
3442 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3443 int. All callers changed.
3444 Set the builtin's DECL_BUILT_IN_CLASS.
3445 * tree.h (enum built_in_class): New.
3446 (enum built_in_function): Delete NOT_BUILT_IN.
3447 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3449 (DECL_SET_FUNCTION_CODE): Likewise.
3450 (DECL_BUILT_IN_CLASS): New macro.
3451 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3452 (struct tree_decl): Split builtin function code field into a
3454 (builtin_function): Declare.
3456 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3458 * optabs.c (init_traps): Fix typo in last change.
3460 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3462 * toplev.c (rest_of_decl_compilation): Update comment.
3464 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3466 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3467 in .sbss if appropriate.
3468 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3469 (SBSS_SECTION_ASM_OP): New macro.
3470 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3471 (EXTRA_SECTIONS): Add in_sbss.
3472 * config/mips/mips.h: Prototype sbss_section.
3474 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3476 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3479 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3481 * optabs.c (init_traps): Register trap_rtx as a GC root.
3483 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3485 * config/mips/mips.c (function_arg_pass_by_reference): Define
3486 unconditionally, since it's called unconditionally.
3488 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3490 * toplev.c (documented_lang_options): Add -fshort-wchar.
3491 * c-decl.c (c_decode_option): Likewise.
3492 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3494 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3495 * gcc.c (default_compilers): If -fshort-wchar,
3496 override __WCHAR_TYPE__.
3497 * tm.texi (C Dialect Options): Add -fshort-wchar.
3499 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3500 symbol for a variable.
3502 * cpplib.h (CPP_PREPROCESSED): New macro.
3503 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3504 we're seeing this input for a second time.
3506 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3508 * emit-rtl.c (init_emit_once): Initialize modes first.
3510 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3512 * config/i386/i386.c (pic_label_name): Change to char pointer.
3513 (global_offset_table): New variable.
3514 (load_pic_register): Fill global_offset_table if it hasn't
3515 already been done. Allocate pic_label_name dynamically.
3516 * ggc.h (empty_string): New variable.
3517 * ggc-simple.c (empty_string): Likewise.
3518 (init_ggc): Allocate empty_string and add as root.
3519 * stmt.c (digit_strings): New variable.
3520 (init_stmt): Add last_block_end_note as root. Allocate and
3521 initialize digit_strings.
3522 (expand_asm_operands): Use empty_string instead of string
3523 constant. Use digit_strings instead of string constants.
3524 * profile.c (init_arc_profiler): Allocate string with
3525 ggc_alloc_string instead of xmalloc.
3526 (output_func_start_profiler): Likewise.
3527 * c-typeck.c (digest_init): Check if init is error_mark_node.
3529 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3530 Richard Henderson <rth@cygnus.com>
3532 * ggc-page.c: New file.
3533 * Makefile.in (ggc-page.o): New.
3535 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3537 * invoke.texi: Document -fdelete-null-pointer-checks
3538 * toplev.c (flag_delete_null_pointer_checks): New.
3539 (f_options): Add entry for -fdelete-null-pointer-checks.
3540 (rest_of_compilation): Conditionalize null pointer check
3541 elimination on flag_delete_null_pointer_checks.
3542 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3544 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3546 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3547 copyright notice and special exception to GPL.
3549 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3551 * abi64.h (mips_function_value): Add prototype arguments.
3553 * mips-protos.h: New file with mips prototypes.
3555 * mips.c: Include "tm_p.h".
3556 (mktemp, lookup_name): Add prototype arguments.
3557 (extern_list, string_constant, mips_fill_delay_slot,
3558 mips_output_external, mips_output_external_libcall,
3559 mips_output_filename, mips_declare_object, function_prologue,
3560 mips_expand_prologue, function_epilogue, mips16_constant,
3561 build_mips16_function_stub, mips_output_conditional_branch):
3563 (mips_va_start): Remove unused variable `u'.
3564 (mips_va_arg): Cast value to unsigned when comparing against one.
3566 (save_restore_insns, mips_expand_prologue): Add missing arg in
3567 call to `large_int'.
3569 * mips.h: Move prototypes to mips-protos.h.
3570 (data_section, memory_address_p, rdata_section,
3571 readonly_data_section, simple_epilogue_p, text_section): Delete
3572 prototypes delcared elsewhere.
3573 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3575 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3577 * mips.md: Delete extra args in call to `mips_move_2words'.
3579 * xm-iris6.h (alloca): Add prototype argument.
3581 * genpeep.c: Include "tm_p.h" in generated output file.
3583 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3585 * basic-block.h (find_edge_index): Change parameters.
3586 * flow.c (verify_edge_list): Pass basic_block parameters to
3587 find_edge_index instead of integers.
3589 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3591 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3594 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3596 * gcc.1: Fix a formatting error.
3598 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3600 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3601 i786, mn10200, mn10300, pdp11, v850.
3603 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3605 * libgcc2.c (num_digits): Add prototype with
3606 __attribute__((const)).
3607 (__terminate): Add prototype.
3609 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3611 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3613 * alpha/alpha.c (print_operand): Fix type of `code'.
3614 (alpha_output_filename): Constify.
3615 * alpha/alpha.h: Move all function declarations ...
3616 * alpha/alpha-protos.h: ... here. New file.
3617 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3618 (SECTION_FUNCTION_TEMPLATE): Likewise.
3620 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3622 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3623 * expr.c (expand_expr): Likewise.
3624 (do_jump): Likewise.
3625 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3626 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3628 (enum can_compare_purpose): New.
3629 (can_compare_p): Adjust prototype.
3630 (prepare_cmp_insn, prepare_operand): Declare.
3631 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3632 * optabs.c (cmp_available_p): Deleted.
3633 (expand_abs): Pass ccp_jump to can_compare_p.
3634 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3635 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3636 Call can_compare_p rather than cmp_available_p.
3637 (prepare_operand): No longer static.
3638 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3639 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3640 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3641 sequence to use emit_cmp_and_jump_insns.
3642 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3644 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3646 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3647 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3648 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3649 (plus (reg) (const_int 0))
3650 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3652 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3654 * rs6000.c (expand_block_move): DImode loads and stores require
3655 word-aligned displacements. Increment address registers with
3656 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3658 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3660 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3661 is no name for the base type, rather than segfault. If we are
3662 writing out a complex integer type, use DW_ATE_lo_user.
3664 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3665 in one word or less (complex char, complex short, or on 64 bit
3666 systems complex float) to/from a hard register, copy it through
3667 memory instead of dying in gen_{real,imag}part. If we have a
3668 short complex type, prevent inlining since it allocates stack
3671 * tree.c (build_complex_type): If we are writing dwarf2 output,
3672 generate a name for complex integer types.
3674 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3676 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3677 * flow.c (remove_edge): Remove extra whitespace.
3678 (remove_fake_edges): Fix comment.
3679 (add_noreturn_fake_exit_edges): Use the correct name.
3681 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3683 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3684 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3685 (clean): Depend on INTL_CLEAN.
3686 (maintainer-clean): Adjust.
3688 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3690 * configure.in (AC_PREREQ): Bump to 2.13.
3691 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3693 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3695 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3697 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3699 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3700 (HAVE_STRINGIZE): Define.
3702 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3704 * c-parse.in: save and restore warn_pointer_arith on __extension__
3705 along with pedantic.
3706 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3707 Set the type of extension to itype rather than $<itype>1 kludge.
3708 * extend.texi (Alternate Keywords): Adjust documentation.
3709 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3711 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3713 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3714 most assembler templates.
3716 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3717 FP loads and stores.
3718 (following_call): Always return zero for the PA8000.
3719 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3720 FP loads and stores.
3721 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3723 * pa.h (BRANCH_COST): Define.
3725 * pa.md (return, return_internal): Use bve for PA2.0.
3727 * pa.md (fused multiply): Add variants which reduce height for the
3728 fused multiply, but which still generate 2 insns.
3729 (fnegabs): Similarly.
3731 * pa.md (subsi3): Turn into an expander. Create two anonymous
3732 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3733 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3735 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3737 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3739 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3740 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3742 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3745 * flow.c (record_active_eh_regions): Terminate loop after finding
3746 the last insn in the last basic block.
3748 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3750 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3752 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3754 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3756 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3758 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3759 splitting to not use output template.
3761 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3763 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3764 * config/c4x/c4x.c (c4x_va_start): New function.
3766 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3768 * genrecog.c (not_both_true): Handle correctly cases when called for
3769 tests with different positions in the insn.
3771 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3773 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3775 * system.h (HOST_PTR_PRINTF): ... to here.
3777 * mips-tfile.c: Don't include machmode.h.
3779 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3780 (mips-tfile.o): Don't depend on machmode.h.
3782 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3784 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3785 avoid conflicts with typedef struct `region' at the top level scope.
3787 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3789 * basic-block.h (basic_block): Add eh_beg, eh_end.
3790 * flow.c (entry_exit_blocks): Update.
3791 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3793 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3794 lists.c functions to allocate insn lists.
3795 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3797 (make_eh_edge): ... here. New.
3798 (move_stray_eh_region_notes): New.
3799 (record_active_eh_regions): New.
3800 (delete_unreachable_blocks): Split out block merging ...
3801 (try_merge_blocks): ... here. New.
3802 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3803 Dump debugging data.
3804 (merge_blocks_move_successor_nojumps): Likewise.
3805 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3807 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3809 * extend.texi (Bound member functions): Document unbound pmf
3812 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3814 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3815 has the EXIT_BLOCK as a dest.
3817 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3819 * flow.c (remove_edge): New function to remove an edge from the
3821 (remove_fake_successors): New function to remove fake successor edges.
3822 (remove_fake_edges): New function to remove all fake edges from the
3824 (add_fake_exit_edges): New function to add fake edges from all blocks
3825 with no successors to the exit block.
3826 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3827 prototypes for new functions.
3829 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3831 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3832 Use Pmode to determine whether to output .dword or .word.
3834 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3836 * tree.c (built_in_filename): New variable.
3837 (BUILT_IN_FILENAME): New macro.
3838 (init_tree_codes): Allocate built_in_filename.
3839 (make_node): Use built_in_filename instead of string constant.
3841 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3843 * configure.in: Add fr30 target.
3844 * configure: Regenerate.
3845 * config/fr30: New directory.
3846 * config/fr30/crti.asm: New file.
3847 * config/fr30/fr30.c: New file.
3848 * config/fr30/crtn.asm: New file.
3849 * config/fr30/fr30.h: New file.
3850 * config/fr30/fr30.md: New file.
3851 * config/fr30/lib1funcs.asm: New file.
3852 * config/fr30/t-fr30: New file.
3853 * config/fr30/xm-fr30.h: New file.
3855 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3857 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3858 BARRIER at the end of the successor, not the BARRIER before
3861 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3863 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3865 * stmt.c (any_pending_cleanups): Don't crash when
3866 current_function->stmt is unset.
3868 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3870 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3871 other initializations that may use it for relative offsets.
3873 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3875 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3876 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3877 * config/i386/sol2dbg.h: Removed.
3878 * config/i386/sol2gas.h: New file, to enable gas work-around.
3879 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3880 Don't use sol2dbg.h.
3881 * configure: Rebuilt.
3883 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3885 * invoke.texi (-fthis-is-variable): Remove documentation.
3887 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3889 * basic-block.h (compute_bb_for_insn): Declare.
3890 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3891 to use; set size of basic_block_for_insn directly.
3892 (find_basic_blocks): Update.
3894 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3896 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3898 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3900 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3901 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3903 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3905 * c-decl.c (c_decode_option): Extend comment.
3907 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3909 * toplev.c (progname): Make 'const char *'
3910 (flag_print_mem): Move out of main.
3911 (version_flag): Move out of main.
3912 (filename): Move out of main.
3913 (debug_args): Remove g prefix from options.
3914 (documented_lang_options): Remove cpplib specific options.
3915 (display_help): Add g prefix to debug options.
3916 (check_lang_option): Delete this function.
3917 (decode_d_option): New function: Decode -d... option.
3918 (decode_f_option): New function: Decode -f... option.
3919 (decode_W_option): New function: Decode -W... option.
3920 (decode_g_option): New function: Decode -g... option.
3921 (independent_decode_option): New function: Decode a language
3922 independent command line option.
3923 (main): Invoke lang_decode_option and then
3924 independent_decode_option on each command line option in
3927 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3929 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3930 * fold-const.c (fold_range_test): Do not try to fold the range
3931 test if the rhs or lhs has side effects.
3933 * basic-block.h (compute_flow_dominators): Declare.
3935 * gcse.c (alloc_code_hoist_mem): New function.
3936 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3937 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3938 (hoist_code, one_code_hoisting_pass): Likewise.
3939 (gcse_main): If optimizing for size, then hoist expressions
3940 computed in multiple dominated basic blocks.
3942 * gcse.c (invalid_nonnull_info): New function.
3943 (delete_null_pointer_checks): Likewise.
3944 * rtl.h (delete_null_pointer_checks): Declare.
3945 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3947 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3948 (merge-blocks_move_successor_nojumps): Likewise.
3949 (merge_blocks): Allow merging of some blocks, even if it requires
3950 physical movement of the blocks, but not if it requires new jumps.
3952 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3953 Callers and prototype changed.
3954 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3956 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3958 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3959 -YP when both -p and -pg are present. From i386/sol2.h.
3961 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3963 * Makefile.in (distclean): Delete tm_p.h.
3964 * configure.in: Create a new file, "tm_p.h", from a list in
3965 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3966 "i386/i386-protos.h".
3968 * alias.c: Include "tm_p.h".
3969 * c-typeck.c: Likewise.
3970 * calls.c: Likewise.
3972 * emit-rtl.c: Likewise.
3973 * explow.c: Likewise.
3974 * expmed.c: Likewise.
3976 * final.c: Likewise.
3978 * fold-const.c: Likewise.
3979 * function.c: Likewise.
3981 * global.c: Likewise.
3982 * haifa-sched.c: Likewise.
3983 * integrate.c: Likewise.
3985 * local-alloc.c: Likewise.
3987 * optabs.c: Likewise.
3988 * recog.c: Likewise.
3989 * reg-stack.c: Likewise.
3990 * regclass.c: Likewise.
3991 * regmove.c: Likewise.
3992 * reload.c: Likewise.
3993 * reload1.c: Likewise.
3994 * reorg.c: Likewise.
3995 * resource.c: Likewise.
3997 * stor-layout.c: Likewise.
3998 * toplev.c: Likewise.
4000 * unroll.c: Likewise.
4001 * genattrtab.c (main): Make generated file include "tm_p.h".
4002 * genemit.c (main): Likewise.
4003 * genoutput.c (main): Likewise.
4004 * genrecog.c (main): Likewise.
4006 * i386.h: Delete all prototypes.
4007 * i386.c: Include "tm_p.h".
4008 (ix86_attr_length_default): Call constant_call_address_operand
4009 with correct number of arguments.
4010 * i386-protos.h: New file.
4011 * i386.md (unnamed patterns): Call constant_call_address_operand
4012 with correct number of arguments.
4013 (exception_receiver): Call load_pic_register with correct number
4016 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4018 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4020 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4022 * rtl.h (insns_safe_to_move_p): New function.
4023 * loop.c (find_and_verify_loops): Use it.
4024 * rtlanal.c (insns_safe_to_move_p): Define it.
4026 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4028 * c-pragma.c: Include ggc.h.
4029 * Makefile.in (c-pragma.o): Update.
4031 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4033 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4034 (LIB_SPEC): Likewise.
4035 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4036 Reindent -YP/-p/-pg.
4037 Copied from config/sparc/sol2.h.
4039 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4041 * c-pragma.c (mark_align_stack): New.
4043 * c-pragma.h (init_pragma): Declare it.
4044 * c-lex.c (init_parse): Call it.
4046 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4048 * configure.in: Pick up thread library on Solaris/x86 just
4049 like on Solaris/sparc.
4050 * configure: Rebuilt.
4052 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4054 * rtl.h (global_rtx_index): New enum.
4055 (global_rtl): Change to array of rtx.
4056 (pc_rtx, cc0_rtx): Redefine accordingly.
4057 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4058 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4059 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4060 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4061 (const_int_rtx): Change to array of rtx.
4062 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4064 * emit-rtl.c (global_rtl): Change to array of rtx.
4065 (const_int_rtx): Change to aray of rtx.
4066 (gen_rtx_CONST_INT): Redefine accordingly.
4067 (init_emit_once): Allocate and initialize global_rtl. Likewise
4068 for const_int_rtx. Add both as GC roots.
4069 * genattrtab.c (global_rtl): Update declaration.
4071 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4073 * Makefile (USER_H): Add iso646.h back.
4075 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4077 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4078 zapping the LOG_LINKS of sched_before_next_call.
4080 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4081 * pa.c (insn_refs_are_delayed): Renamed from
4082 insn_sets_and_refs_are_delayed.
4084 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4086 * functiion.h (struct function): Add x_whole_function_mode_p.
4087 (retrofit_block): Declare.
4088 * function.c (retrofit_block): New function.
4089 (identify_blocks): Add assertions. Allow an incomplete set of
4090 block notes if we're still generating code for the function.
4091 * integrate.c: Include loop.h.
4092 (expand_inline_function): Call find_loop_tree_blocks to map block
4093 notes to blocks when in whole-function mode. Use retrofit_block
4094 to insert new BLOCKs for the inlined function, rather than
4096 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4097 * Makefile.in (integrate.o): Depend on loop.h.
4099 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4101 * tree.h (warn_about_unused_variables): Declare.
4102 * stmt.c (warn_about_unused_variables): New function, split out
4104 (expand_end_bindings): Here.
4106 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4108 * stmt.c (preserve_subexpressions_p): Don't crash when
4109 current_function->stmt is unset.
4111 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4113 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4114 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4115 (expand_start_target_temps): Use it.
4116 * except.c (expand_eh_region_start_for_decl): Likewise.
4117 * expr.c (expand_expr): Likewise.
4119 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4121 * fold-const.c (operand_equal_p): Pay attention to side effects.
4123 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4125 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4126 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4128 * tlink.c (scan_linker_output): Look for keywords before accepting
4129 a mangled name in quotes.
4131 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4133 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4134 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4136 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4138 * alpha.md: Revert Thu Nov 26 change that came in through the
4139 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4140 Avoid earlyclobber when possible.
4142 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4144 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4146 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4147 Define HAVE_ON_EXIT.
4149 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4151 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4152 CTYPE_CONV in all ctype macros.
4154 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4157 * cexp.y (initialize_random_junk): Likewise.
4159 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4161 * i370.c (handle_pragma): Likewise.
4163 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4165 * v850.c (override_options): Likewise.
4167 * doprint.c (_doprnt): Likewise.
4169 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4172 * fixinc/server.c (load_data): Likewise.
4174 * fold-const.c (real_hex_to_f): Likewise.
4176 * genattr.c (write_upcase, gen_attr): Likewise.
4178 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4179 write_upcase): Likewise.
4181 * genemit.c (print_code): Likewise.
4183 * genopinit.c (gen_insn): Likewise.
4185 * genpeep.c (print_code): Likewise.
4187 * genrecog.c (print_code): Likewise.
4189 * optabs.c (init_libfuncs): Likewise.
4191 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4193 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4195 (reemit_notes): Likewise.
4197 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4199 * ggc.h (ggc_root): Move to ggc-common.c.
4201 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4202 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4203 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4204 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4205 * ggc-common.c (ggc_root): Move from ggc.h.
4206 (roots): Declare, static.
4207 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4208 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4209 null or check/set mark bit.
4210 (ggc_mark_roots): New.
4211 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4213 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4215 * m32r.c: Include toplev.h.
4216 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4217 (gen_compare): Rename swap_p to must_swap to match uses.
4218 Add default abort case.
4219 (m32r_output_function_epilogue): Remove unused variables.
4220 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4221 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4222 define to empty parameter list. Update all uses.
4223 (predicate decls): Use enum machine_mode not int.
4224 * m32r.md (movsi): Call abort, not fatal_insn.
4225 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4227 1999-09-14 Andrew Haley <aph@cygnus.com>
4229 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4230 use $0 instead of 0.
4232 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4234 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4235 computation out of loop over hard regs.
4237 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4239 * function.c (identify_blocks): Don't shadow a variable in an
4241 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4242 pushdecl, or poplevel to build up the new BLOCK tree.
4243 (expand_inline_function): Likewise.
4244 (integrate_parm_decls): Likewise.
4246 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4248 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4250 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4252 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4253 * invoke.texi: Document this change.
4255 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4257 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4259 (mark_emit_status): Renamed from mark_emit_state.
4260 * except.c (mark_eh_status): Renamed from mark_eh_state.
4261 Check not null before marking.
4262 (free_eh_status): New.
4263 * expr.c (mark_expr_status, free_expr_status): New.
4264 * function.c (free_machine_status): New.
4265 (free_after_parsing): New.
4266 (free_after_compilation): Move bits to free_after_parsing; call
4267 free_eh_status, free_expr_status; zero the marked members of the
4269 (prepare_function_start): No can_garbage_collect.
4270 Call init_eh_for_function.
4271 (expand_dummy_function_end): Free up current_function state.
4272 (mark_function_status): Renamed from mark_function_state.
4273 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4274 * function.h (struct function): No can_garbage_collect.
4275 (free_machine_status, free_after_parsing): Declare.
4276 (free_eh_status, free_expr_status): Declare.
4277 * ggc.h (mark_expr_status): Declare.
4278 * stmt.c (free_stmt_status): Free the struct.
4279 (mark_stmt_status): Renamed from mark_stmt_state.
4280 (init_stmt): Don't call init_eh.
4281 (init_stmt_for_function): Don't call init_eh_for_function.
4282 * toplev.c (compile_file): Call init_eh.
4283 (rest_of_compilation): Free basic block info before ggc_collect.
4284 Call free_after_parsing; conditionally call free_after_compilation.
4285 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4286 Check not null before marking.
4287 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4289 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4291 * c-lex.c (yylex): Initialize warn.
4293 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4295 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4296 register when performing secondary reloads for the SAR register.
4298 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4300 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4301 (NOTE_BLOCK): New macro.
4302 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4303 * function.h (identify_blocks): Change prototype.
4304 * function.c (identify_blocks): Simplify.
4305 (reorder_blocks): Likewise.
4306 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4307 NOTE_INSN_BLOCK_{BEG,END}.
4308 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4309 the list of saved notes if the note isn't a
4310 NOTE_INSN_BLOCK_{BEG,END}.
4311 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4313 (reemit_notes): Adjust recreation of notes to reflect new saved
4315 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4316 printing a block note.
4317 * stmt.c (block_vector): Remove.
4318 (find_loop_tree_blocks): Simplify.
4319 (unroll_block_trees): Likewise.
4320 * tree.h (reorder_block): Change prototype.
4322 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4324 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4325 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4326 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4327 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4328 (atexit, exit): Simplify.
4329 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4330 * config/lots: Remove defns of HAVE_ATEXIT.
4332 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4334 * calls.c (precompute_arguments): Fix typo in comment.
4335 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4338 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4340 * dsp16xx.c (override_options): Fix typos in GC root registration.
4342 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4344 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4346 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4347 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4348 (CC1_SPEC): Likewise.
4350 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4352 * genattr.c (main): Add extern prototype. Call return, not exit.
4353 * genattrtab.c (main): Likewise.
4354 * gencheck.c (main): Likewise.
4355 * gencodes.c (main): Likewise.
4356 * genconfig.c (main): Likewise.
4357 * genemit.c (main): Likewise.
4358 * genextract.c (main): Likewise.
4359 * genflags.c (main): Likewise.
4360 * gengenrtl.c (main): Likewise.
4361 * genopinit.c (main): Likewise.
4362 * genoutput.c (main): Likewise.
4363 * genpeep.c (main): Likewise.
4364 * genrecog.c (main): Likewise.
4366 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4367 * genattrtab.c (get_insn_name): Likewise.
4368 * gencodes.c (get_insn_name): Likewise.
4369 * genconfig.c (get_insn_name): Likewise.
4370 * genemit.c (get_insn_name): Likewise.
4371 * genextract.c (get_insn_name): Likewise.
4372 * genflags.c (get_insn_name): Likewise.
4373 * genopinit.c (get_insn_name): Likewise.
4374 * genpeep.c (get_insn_name): Likewise.
4376 * gencheck.c (usage): Add static prototype.
4377 * genextract.c (print_path): Constify a char*.
4378 * genopinit.c (optabs): Likewise.
4379 * genoutput.c (operand_data, data, output_predicate_decls,
4380 compare_operands): Likewise.
4381 * genrecog.c (write_tree): Add default case in switch.
4383 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4385 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4387 * print-rtl.c (get_insn_name): Remove prototype.
4389 * toplev.h (progname): Declare const.
4391 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4392 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4393 dump_sched_info, dump_local_alloc, regset_release_memory,
4394 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4395 error_with_file_and_line, error_with_decl, error_for_asm, error,
4396 fatal, warning_with_file_and_line, warning_with_decl, warning,
4397 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4398 Remove redundant prototypes.
4400 (notice, check_lang_option, report_file_and_line, vnotice,
4401 mark_file_stack): Add static prototype.
4402 (set_fatal_function): Add prototype.
4403 (vnotice, report_file_and_line, set_fatal_function,
4404 check_lang_option): Constify a char*.
4405 (main): Prototype. Call return, not exit.
4407 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4409 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4411 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4413 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4415 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4417 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4419 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4420 behave as if it's zero in all cases.
4421 (expand_function_start): Adjust call to assign_parms.
4422 * tree.h (assign_parms): Adjust prototype.
4423 * objc/objc-act.c (hack_method_prototype): Adjust call to
4426 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4428 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4429 arg_pointer_rtx fixed if the argument pointer register is
4431 (NONZERO_BASE_PLUS_P): Likewise.
4433 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4435 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4436 match_insn2 to match_insn.
4437 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4439 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4441 * Makefile.in (USER_H): Remove va-foo.h.
4443 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4444 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4445 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4446 va-spur.h,va-v850.h}: Remove.
4448 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4450 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4451 (in_return_delay): Use it instead of match_insn.
4453 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4455 * config/alpha/va_list.h (va-alpha.h): Do not include.
4456 (__gnuc_va_list): Typedef as in varargs.h.
4458 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4460 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4461 DECL_LIVE_RANGE_RTL.
4463 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4465 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4466 not NOTE_BLOCK_NUMBER.
4467 (expand_eh_region_end): Likewise.
4468 (find_exception_handler_labels): Likewise.
4469 (scan_region): Likewise.
4470 (exception_optimize): Likewise.
4471 (update_rethrow_references): Likewise.
4472 (set_insn_eh_region): Likewise.
4473 * final.c (final_scan_insn): Likewise.
4474 * flow.c (make_edges): Likewise.
4475 * integrate.c (expand_inline_function): Likewise.
4476 * print-rtl.c (print_rtx): Likewise.
4478 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4480 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4481 terms of builtin functions and types.
4483 * mips.c (mips_build_va_list): New.
4484 (mips_va_start, mips_va_arg): New.
4485 * mips.h (BUILD_VA_LIST_TYPE): New.
4486 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4488 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4489 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4490 * sh.h (BUILD_VA_LIST_TYPE): New.
4491 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4493 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4495 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4496 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4497 (struct insn_data): Likewise with n_operands, n_dups,
4498 n_alternatives, output_format.
4499 * regclass.c (scan_one_insn): Cast n_operands to int before
4500 arithmetic inside comparison.
4502 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4504 * toplev.c (compile_function): Unconditionally emit nop.
4506 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4508 * haifa-sched.c (actual_hazard): Move declaration of variable
4509 `this_cost' into the scope where it is used.
4511 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4513 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4514 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4515 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4517 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4519 * jump.c (find_insert_position): Don't declare or define unless
4520 !HAVE_conditional_arithmetic.
4521 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4523 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4525 * recog.c (offsettable_address_p): Prototype function pointer.
4526 (preprocess_constraints): Call memset, not bzero.
4528 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4529 (gcc_obstack_init): Don't declare.
4530 (fix_sizetype): Add static prototype.
4531 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4532 (tree_cons): Call memset, not bzero.
4534 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4535 definition in macro ASM_WEAKEN_LABEL.
4536 (mark_const_hash_entry): Add static prototype.
4538 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4540 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4542 * unroll.c (find_common_reg_term, subtract_reg_term,
4543 loop_find_equiv_value): Add static prototypes.
4544 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4545 (copy_loop_body): Remove unreachable break statement.
4547 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4549 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4551 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4553 Undo some changes from the gcc2 merge:
4554 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4555 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4559 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4560 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4561 initialized float-int union if the value is a NaN.
4563 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4565 * gthr-win32.h: New file.
4567 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4568 shared as a valid attribute.
4569 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4570 * extend.texi: Document `shared' variable attribute.
4572 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4574 * configure.in: Handle --enable-threads on FreeBSD.
4575 * configure: Rebuit.
4577 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4579 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4581 * configure: Rebuilt.
4583 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4584 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4585 Rosimildo DaSilva <rdasilva@connecttel.com>
4587 * configure.in (m68k-*-rtemscoff*): Added.
4588 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4589 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4590 sparc-rtems configuration.
4591 * configure.in (sparc-*-rtemself*): Added.
4592 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4593 * config/i386/rtems.h: Added comment.
4594 * config/sparc/rtemself.h: New file.
4596 * configure.in (m68k-rtemself): Added.
4597 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4598 and DWARF_DEBUGGING_INFO.
4599 * config/m68k/crti.s: New file.
4600 * config/m68k/crtn.s: New file.
4601 * config/m68k/t-crtstuff: New file.
4602 * config/m68k/rtemself.h: New file.
4604 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4605 global ctor/dtor and C++ exception handling.
4606 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4607 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4609 * config/i386/t-rtems-i386: New File.
4611 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4613 * stmt.c (expand_end_case): Return right away if the case stack is
4616 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4618 * Makefile.in (version.c): Remove rule incorrectly brought in from
4621 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4623 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4624 * msdos/top.sed: Take into account a prepended $(SHELL) to
4626 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4628 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4630 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4632 * regmove.c (fixup_match_1): Don't change an unchanging register.
4633 (stable_but_for_p): Renamed to:
4634 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4635 Changed all callers.
4637 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4639 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4640 insn from BL2 is after the insn from BL.
4642 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4644 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4645 (struct insn_data): Merge `template' and `outfun' into `output'.
4646 Add `output_format'.
4647 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4648 (struct data): Remove `outfun'; add `output_format'.
4649 (name_for_index): Remove declaration.
4650 (output_insn_data): Handle output formats.
4651 (process_template): Emit the bare array for @.
4652 (gen_expand, gen_split): Set output_format to NONE.
4653 * output.h (get_insn_template): Declare.
4654 * final.c (get_insn_template): New.
4655 (final_scan_insn): Use it.
4656 * toplev.c (compile_file): Likewise.
4658 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4659 * i860/i860.c (output_delayed_branch): Likewise.
4660 (output_delay_insn): Likewise.
4662 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4664 * rtl.c (obstack_alloc_rtx): Removed.
4666 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4668 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4670 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4672 * i386.c (call_insn_operand): Reject const_int.
4673 (expander_call_insn_operand): Use call_insn_operand.
4675 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4677 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4679 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4681 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4682 Use DImode operation.
4684 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4686 * gcc.c: Include sys/resource.h.
4687 (report_times): New flag.
4688 (execute): If report_times is set, calculate and report the
4689 CPU time consumed by each subprocess.
4691 (rus, prus): New globals.
4692 (option_map): Add --time.
4693 (display_help): Document -time.
4694 (process_command): Set report_times if -time is given.
4695 Turn off -pipe if -time is given.
4697 * invoke.texi: Document new option -time.
4699 * configure.in: Check for getrusage. Check if we have to
4700 prototype getrusage.
4701 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4702 * configure: Regenerate.
4703 * config.in: Regenerate.
4705 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4707 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4710 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4712 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4713 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4714 (nan): Return _thenan_sf or _thenan_df as appropriate.
4715 (L_thenan_sf): Define _thenan_sf.
4716 (L_thenan_df): Define _thenan_df.
4718 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4719 (DPBIT_FUNCS): Add _thenan_df.
4721 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4723 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4726 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4728 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4731 (lang_specific_driver): Don't take a function pointer parameter.
4732 All callers changed.
4734 * gcc.c: Include gcc.h.
4735 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4736 lang_specific_extra_outfiles, fatal): Don't declare.
4737 (multilib_defaults_raw): Constify.
4738 (read_specs): Call memset, rather than bzero.
4739 (main): Call return, not exit.
4740 (lookup_compiler): Call memcpy, not bcopy.
4741 (fatal): Make extern.
4743 * cppspec.c: Include gcc.h.
4744 (lang_specific_driver): Initialize variable `quote'. Constify a
4745 char*. All calls to the function pointer parameter now
4746 explicitly call `fatal'.
4748 * gccspec.c (lang_specific_driver): Include gcc.h.
4750 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4752 * arm.c (note_invalid_constants): Use recog_data.operand_type
4755 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4757 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4760 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4761 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4762 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4763 reload_secondary_in_reload, reload_secondary_out_reload,
4764 reload_secondary_in_icode, reload_secondary_out_icode,
4765 reload_reg_rtx, reload_when_needed): Delete declarations.
4766 (struct reload): New structure.
4767 (rld): Declare new array.
4768 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4769 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4770 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4771 reload_secondary_in_reload, reload_secondary_out_reload,
4772 reload_secondary_in_icode, reload_secondary_out_icode,
4773 reload_reg_rtx, reload_when_needed): Delete definitions.
4775 (whole file): Replace uses of the deleted arrays with uses of rld.
4776 * reload1.c (whole file): Replace uses of the deleted arrays with
4778 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4779 explicit loops, not with bcopy.
4781 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4783 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4784 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4785 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4786 insn_name): Delete and consolidate into new structures.
4787 (insn_operand_predicate_fn): New.
4788 (insn_output_fn): New.
4790 (struct insn_operand_data): New.
4791 (struct insn_data): New.
4793 (OUT_FCN): Update for insn_data change.
4794 * builtins.c (expand_builtin_strlen): Likewise.
4795 (expand_builtin_memcmp): Likewise.
4796 * combine.c (make_extraction, simplify_comparison): Likewise.
4797 * cse.c (canon_reg, cse_insn): Likewise.
4798 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4799 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4800 (emit_store_flag): Likewise.
4801 * expr.c (convert_move, emit_block_move): Likewise.
4802 (clear_storage, emit_push_insn, expand_increment): Likewise.
4803 (do_store_flag): Likewise.
4804 * expr.h (GEN_FCN): Likewise.
4805 (insn_gen_function): Die.
4806 * final.c (final_scan_insn): Update for insn_data change.
4807 (output_asm_name): Likewise.
4808 * function.c (fixup_var_refs_1): Likewise.
4809 * loop.c (check_dbra_loop): Likewise.
4810 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4811 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4812 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4813 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4814 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4815 * regmove.c (gen_add3_insn): Likewise.
4816 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4817 (find_reloads, find_reloads_address_1): Likewise.
4818 (debug_reload_to_stream): Likewise.
4819 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4820 * stmt.c (expand_end_case): Likewise.
4821 * toplev.c (compile_file): Likewise.
4823 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4824 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4826 * print-rtl.c (insn_name_ptr): Remove declaration.
4827 (get_insn_name): Declare.
4828 (print_rtx): Use it.
4829 * genoutput.c (insn_name_ptr): Remove.
4830 (next_operand_number): New.
4831 (struct operand_data): New.
4832 (null_operand, odata, odata_end): New.
4833 (struct data): Use struct operand_data.
4834 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4835 (get_insn_name): Renamed from name_for_index.
4836 (output_prologue): Define NO_MD_PROTOTYPES.
4837 (output_predicate_decls): Break out from output_epilogue.
4838 Iterate over the operands list.
4839 (output_operand_data): Break out from output_epilogue. Emit
4840 just the operands list.
4841 (output_insn_data): Break out from output_epilogue. Emit just
4843 (output_epilogue): Remove.
4844 (output_get_insn_name): New.
4845 (constraints, op_n_alternatives, predicates, address_p): Die.
4846 (modes, strict_low, seen): Die.
4847 (scan_operands): Take new param `d' instead of writing to
4848 seven global variables.
4849 (compare_operands): New.
4850 (place_operands): New.
4851 (validate_insn_alternatives): Update for struct data change.
4852 (gen_insn): Don't zero or copy 7 global arrays. Update for
4853 scan_operands; call place_operands.
4854 (gen_peephole, gen_expand, gen_split): Likewise.
4855 (main): Update for new output routines.
4857 * genattr.c (insn_name_ptr): Remove.
4858 (get_insn_name): New function.
4859 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4860 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4861 * genrecog.c: Likewise.
4863 * alpha.md (adddi3): Make `pattern' array static.
4865 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4867 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4868 c4x_cpu_version_string): Constify char *.
4869 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4870 c4x_cpu_version_string): Likewise.
4872 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4874 * tree.c (save_tree_status): Revert 10 Sep change.
4875 (restore_tree_status): Likewise. Call obstack_free with NULL
4876 before freeing the obstack proper.
4878 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4880 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4882 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4883 surrounding context.
4885 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4887 * tree.c (type_hash_canon): Put all types in the hash-table, when
4890 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4892 * recog.h (struct recog_data, recog_data): New.
4893 (recog_foo variables): Kill.
4894 * recog.c (recog_operand, recog_operand_loc): Kill.
4895 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4896 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4897 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4898 (recog_data): Define.
4899 (extract_insn): Update all recog_foo references to use recog_data.
4900 (preprocess_constraints, constrain_operands): Likewise.
4901 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4902 * genattrtab.c (main): Likewise.
4903 * genextract.c (main): Likewise.
4904 * genoutput.c: Likewise.
4905 * genrecog.c (write_subroutine, main): Likewise.
4906 * local-alloc.c (block_alloc): Likewise.
4907 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4908 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4909 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4910 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4911 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4912 (reload_cse_simplify_operands): Likewise.
4914 * arc/arc.c (arc_final_prescan_insn): Likewise.
4915 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4916 * h8300/h8300.c (notice_update_cc): Likewise.
4917 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4918 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4919 * mn10200/mn10200.c (notice_update_cc): Likewise.
4920 * mn10300/mn10300.c (notice_update_cc): Likewise.
4921 * romp/romp.c (update_cc): Likewise.
4922 * sparc/sparc.c (check_pic): Likewise.
4923 * v850/v850.c (notice_update_cc): Likewise.
4925 * genemit.c (main): Don't declare recog_operand.
4927 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4929 * ggc.h (rtvec_def): Forward declare.
4930 (tree_node): Likewise.
4933 (ggc_set_mark_rtx): Add prototype.
4934 (ggc_set_mark_rtvec): Likewise.
4935 (ggc_set_mark_tree): Likewise.
4936 * ggc-simple.c (ggc_root): Don't define.
4937 (roots): Don't declare.
4938 (ggc_mark_rtx): Remove.
4939 (ggc_mark_rtvec): Likewise.
4940 (ggc_mark_tree): Likewise.
4941 (ggc_mark_varray): Likewise.
4942 (ggc_mark_tree_hash_table_entry): Likewise.
4943 (ggc_mark_tree_hash_table): Likewise.
4944 (ggc_set_mart_rtx): New function.
4945 (ggc_set_mark_rtvec): Likewise.
4946 (ggc_set_mark_tree): Likewise.
4947 (ggc_add_root): Remove.
4948 (ggc_add_rtx_root): Likewise.
4949 (ggc_remove_tree_root): Likewise.
4950 (ggc_add_string_root): Likewise.
4951 (ggc_add_tree_varray_root): Likewise.
4952 (ggc_add_tree_hash_table_root): Likewise.
4953 (ggc_del_root): Likewise.
4954 (ggc_mark_rtx_ptr): Likewise.
4955 (ggc_mark_tree_ptr): Likewise.
4956 (ggc_mark_string_ptr): Likewise.
4957 (ggc_mark_tree_varray_ptr): Likewise.
4958 (ggc_mark_tree_hash_table_ptr): Likewise.
4959 * ggc-common.c: New file.
4960 * Makefile.in (OBJS): Add ggc-common.o.
4961 (ggc-common.o): List dependencies.
4963 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4965 * cppalloc.c (xstrdup): Use memcpy.
4966 * cpperror.c (cpp_print_containing_files): Don't use
4968 * cpplib.c (conditional_skip): Set temp->lineno.
4969 (do_endif): Make error message less obscure.
4970 (if_directive_name): New function.
4971 (cpp_get_token [case EOF]): Unwind the if stack and generate
4972 error messages for each unterminated conditional in this file.
4973 (parse_string): Do not behave differently if -traditional.
4975 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4977 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4978 va_list decomposing to pointer-type.
4979 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4980 (rs6000_va_arg): Likewise.
4982 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4984 * except.c (start_dynamic_handler): Compute size using
4985 STACK_SAVEAREA_MODE.
4987 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4989 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4990 include directory headers. Don't define strrchr. Don't provide
4991 my_* replacement functions. Prefer PTR over `pointer_type'.
4992 Don't prototype system functions. Don't redefine getopt.
4994 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4995 safe_read, safe_write, save_pointers, restore_pointers,
4996 is_id_char, in_system_include_dir, directory_specified_p,
4997 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4998 find_corresponding_lparen, referenced_file_is_newer,
4999 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5000 process_aux_info_file, identify_lineno, check_source,
5001 seek_to_line, forward_to_next_token_char, output_bytes,
5002 output_string, output_up_to, other_variable_style_function,
5003 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5004 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5005 find_static_definition, connect_defs_and_decs, add_local_decl,
5006 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5007 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5008 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5009 scan_for_missed_items, edit_file, string_list_cons): Add static
5011 (standard_exec_prefix, target_machine, target_version,
5012 default_syscalls_dir, string_list, string_list_cons, find_file,
5013 do_cleaning): Constify a char*.
5014 (safe_read, safe_write): Use PTR, not a char*.
5015 (is_id_char): Take an int, not a char.
5016 (main): Add prototype. Call return, not exit.
5018 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5020 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5021 when comparing types.
5023 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5025 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5026 (strength_reduce): Release the varrays from the no-bivs early exit.
5028 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5029 the loop over the registers.
5031 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5033 (restore_tree_status): Check that instead when freeing the obstack.
5035 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5037 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5040 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5042 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5043 operand size modifiers.
5045 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5047 * c-common.c (c_common_nodes_and_builtins): Don't build
5049 * c-common.h (enum c_tree_index and related accesor macros): Remove
5050 everything now declared in tree.h.
5051 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5052 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5053 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5054 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5055 unsigned_type_node, ptr_type_node, va_list_type_node,
5056 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5057 (init_decl_processing): Call build_common_tree_nodes and
5058 build_common_tree_nodes_2 instead of building their nodes here.
5059 Don't add roots for these nodes.
5060 * stor-layout.c (size_zero_node, size_one_node): Delete.
5061 (set_sizetype): Make a new node for bitsizetype each time.
5062 * tree.c (global_trees): New variable.
5063 (init_obstacks): Add a gc root for it.
5064 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5065 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5066 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5067 (build_common_tree_nodes): New function.
5068 (fix_sizetype): New function.
5069 (build_common_tree_nodes_2): New function.
5070 * tree.h (enum tree_index): New.
5071 (global_trees): Declare.
5072 Add accessor macros for all nodes now moved to global_trees.
5073 Delete their declarations.
5075 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5077 * c-decl.c (finish_function): When processing a nested function,
5078 push and pop GC context around rest_of_compilation.
5080 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5082 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5083 Default ix86_arch to PROCESSOR_I386.
5084 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5085 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5086 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5087 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5088 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5089 (EXTRA_SPECS): Remove deleted specs.
5091 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5093 * function.c (assign_stack_local_1): Allocate from
5094 function->x_frame_offset, not frame_offset.
5096 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5098 * ggc.h (lang_cleanup_tree): Remove.
5099 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5100 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5102 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5103 TYPE_LANG_SPECIFIC when garbage collecting.
5104 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5105 (lang_cleanup_tree): Remove.
5107 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5109 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5110 * crtstuff.c: Not here.
5111 * dwarf2out.c: Or here.
5112 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5115 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5117 * function.h (free_after_compilation): Remove decl parameter.
5118 (free_varasm_status0: Likewise.
5119 (free_emit_status): Likewise.
5120 (free_stmt_status): Likewise.
5121 (free_after_compilation): Likewise.
5122 (init_lang_status): New variable.
5123 (free_lang_status): Likewise.
5124 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5125 * function.c (init_lang_status): New variable.
5126 (free_lang_status): Likewise.
5127 (push_function_context_to): Don't set function::decl here.
5128 (free_after_copmilation): Make decl parameter implicit. Call
5129 free_lang_status if defined.
5130 (prepare_function_start): Call init_lang_status if defined.
5131 (init_function_start): Set function::decl here.
5132 * profile.c (output_func_start_profiler): Don't call pushdecl
5133 until we've actually started the function.
5134 * stmt.c (free_stmt_status): Make decl parameter implicit.
5135 * toplev.c (rest_of_compilation): Don't pass decl to
5136 free_after_compilation.
5137 * varasm.c (free_varasm_status): Likewise.
5139 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5141 * except.c (call_get_eh_context): Add root when allocating static
5144 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5146 * arm.c: Include "ggc.h".
5147 (arm_add_gc_roots): New function.
5148 (arm_override_options): Call it.
5149 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5151 * arm.md (define_asm_attributes): Add a pool_range attribute.
5153 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5155 * extend.texi (Volatiles): New node.
5157 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5159 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5160 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5161 (struct ggc_any): Replace `mark' with `magic_mark'.
5162 (ggc_alloc_string): Use memcpy, not bcopy.
5163 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5164 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5165 (ggc_free_any): New.
5166 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5167 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5168 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5169 Use IS_MARKED. Use ggc_free_any.
5171 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5173 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5175 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5177 * toplev.c (main): Always init_ggc.
5179 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5181 * except.c (find_all_handler_type_matches): Free the list if
5182 we found no matches.
5184 * combine.c (SUBST): Break out to a real function do_SUBST.
5185 (SUBST_INT): Likewise.
5186 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5187 (pre_insert): Free `inserted'.
5188 * loop.c (basic_induction_var): Always set `location'.
5190 * function.c (expand_function_end): Add initial_trampoline as a root.
5191 * rtl.h (init_varasm_once): Declare.
5192 * toplev.c (compile_file): Call it.
5193 * ggc-simple.c (ggc_mark_string_ptr): New.
5194 (ggc_add_string_root): New.
5195 (ggc_collect): Disable collection avoidance temporarily.
5196 * ggc.h (ggc_add_string_root): Declare.
5197 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5198 * optabs.c (init_libfuncs): Likewise.
5199 * varasm.c (named_section): Use ggc_alloc_string.
5200 (make_function_rtl): Likewise.
5201 (make_decl_rtl): Likewise.
5202 (assemble_static_space): Likewise.
5203 (assemble_trampoline_template): Likewise.
5204 (output_constant_def): Likewise.
5205 (force_const_mem): Likewise.
5206 (mark_const_hash_entry): New.
5207 (mark_pool_sym_hash_table): New.
5208 (mark_varasm_state): Use it.
5209 (init_varasm_once): New.
5211 * expr.h (init_one_libfunc): Declare.
5212 * optabs.c (init_one_libfunc): New.
5213 (init_optabs): Use it.
5214 * config/gofast.h: Likewise.
5215 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5216 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5218 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5220 * Makefile.in (cppexp.o): Depend on cpphash.h.
5221 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5223 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5224 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5225 redefining poisoned identifiers, etc.
5226 (do_undef): Don't allow poisoned identifiers to be undefined.
5227 (do_pragma): Add #pragma poison.
5228 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5230 * cccp.c: Add T_POISON node type.
5231 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5233 (do_define): Generalise to handle poisoned definitions,
5234 redefining poisoned identifiers, etc.
5235 (do_undef): Don't allow poisoned identifiers to be undefined.
5236 (do_pragma): Add #pragma poison.
5237 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5239 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5240 * c-pragma.h: Add ps_poison state. We now always have generic
5243 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5245 * ggc.h (ggc_alloc): New function.
5246 (ggc_mark): Likewise.
5247 * ggc-simple.c (ggc_any): New structure.
5248 (ggc_status): Add anys.
5249 (n_anys_collected): New variable.
5250 (ggc_alloc): Define.
5251 (ggc_mark): Likewise.
5252 (ggc_collect): Collect the anys.
5254 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5256 * c-decl.c (mark_binding_level): Make static to match prototype.
5258 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5260 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5262 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5264 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5265 will use into account. Expand the max width to 5.
5268 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5270 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5273 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5275 * alpha.md (call value patterns): Remove the result predicates.
5277 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5279 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5282 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5284 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5285 changed from extern char *, to extern PTR. Also fix typo in
5286 NEED_DECLARATION_REALLOC test.
5288 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5290 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5292 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5293 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5294 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5295 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5297 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5299 * cccp.c (pcfinclude): Likewise.
5301 * global.c (allocno_compare): Likewise.
5303 * haifa-sched.c (rank_for_schedule): Likewise.
5305 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5307 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5309 * stupid.c (stupid_reg_compare): Likewise.
5311 * tree.c (_obstack_allocated_p): Likewise.
5313 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5315 1999-09-08 Bruce Korb autogen@linuxbox.com
5317 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5318 why "gperf -F" fails.
5319 * gcc/cp/Makefile.in: ditto
5320 * gcc/Makefile.in: ditto
5321 * gcc/java/Makefile.in: ditto
5323 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5325 * lists.c: Include ggc.h.
5327 (init_EXPR_INSN_LIST_cache): Install it.
5329 * ggc-simple.c (init_ggc): Absorb the old init.
5330 (ggc_push_context): Use xcalloc.
5331 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5332 (ggc_collect): Add [rvts] tags to the collection stats.
5334 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5336 * cccp.c (main): Fix handling of -include and -imacros options.
5338 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5340 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5342 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5344 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5347 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5349 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5350 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5351 and SET_DEST. Update comment.
5353 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5355 * config/c4x/c4x.c: Include ggc.h.
5356 (c4x_add_gc_roots): New function.
5357 (c4x_override_options): Call c4x_add_gc_roots.
5359 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5361 * defaults.h (TARGET_ESC): Move ...
5362 * system.h: ... here, where Linas had it in the first place. Silly me.
5364 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5366 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5367 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5368 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5369 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5370 * defaults.h (TARGET_ESC): Add default.
5372 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5374 * configure.in: add i370-*-openedition, i370-*-mvs and
5375 i370-*-linux targets
5377 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5379 * dsp16xxx.c: Include ggc.h
5380 (override_options): Mark GC roots.
5381 * mn10200.c: Include ggc.h.
5382 (asm_file_start): Mark GC roots.
5383 * tahoe.c: Include ggc.h.
5384 (extensible_operand): Mark GC roots.
5386 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5388 * README: Add section discussing status of ELF ABI.
5389 * i370.c: Fix misc spelling mistakes.
5390 (i370_label_scan): Updated notes, exception handling.
5391 (i370_function_prolog): Simplify ELF stack handling.
5392 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5393 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5394 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5395 * i370.md: (movdi): Add notes.
5396 (floatsidf2): Use stack not rtca for scratch float area.
5397 (iorsi3): Correct operand constraints.
5398 * x-oe: Restore TAROUTOPTS which are used by pax.
5400 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5402 * rs6000.c: Include ggc.h.
5403 (rs6000_add_gc_roots): New function.
5404 (override_options): Call it.
5406 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5408 * alpha.h (alpha_compare): New.
5409 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5410 * alpha.c: Likewise for the definitions.
5411 (alpha_emit_conditional_branch): Update for alpha_compare.
5412 (alpha_emit_conditional_move): Likewise.
5413 * alpha.md (cmpdf, cmpdi): Likewise.
5414 (setcc patterns): Likewise. Zero alpha_compare after use.
5415 (sne): Optimize (x != 0) into (0U < x).
5417 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5419 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5420 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5421 (INIT_EXPANDERS): Remove.
5422 * alpha.c: Include ggc.h.
5423 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5424 (alpha_init_machine_status, alpha_mark_machine_status): New.
5425 (override_options): Install them.
5426 (struct machine_function): Moved to alpha.h.
5427 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5428 (alpha_init_expanders): Remove.
5429 (alpha_return_addr): Adjust to use current_function->machine.
5430 (alpha_ra_ever_killed): Likewise.
5431 (alpha_expand_epilogue): Likewise.
5432 * alpha.md (eh_epilogue): Likewise.
5434 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5435 Melissa O'Neill <oneill@cs.sfu.ca>
5436 Geoffrey Keating <geoffk@cygnus.com>
5438 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5439 call-used registers (call-saved registers must still be contiguous
5440 and end with r31, of course).
5442 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5444 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5445 (self_promoting_type_p): Delete.
5446 (self_promoting_args_p): Move ...
5447 * c-common.c: ... here.
5448 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5449 (simple_type_promotes_to): New.
5450 * builtins.c (lang_type_promotes_to): New.
5451 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5452 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5453 * c-common.h: ... here.
5454 (self_promoting_args_p, simple_type_promotes_to): Declare.
5455 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5456 (grokdeclarator): Likewise.
5457 * tree.h (lang_type_promotes_to): Declare.
5459 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5461 Add some machine-dependent GC roots.
5462 * sparc.c: Include ggc.h.
5463 (sparc_add_gc_roots): New function.
5464 (mark_ultrasparc_pipeline_state): Likewise.
5465 (override_options): Call sparc_add_gc_roots.
5466 * pa.c: Include ggc.h.
5467 (pa_add_gc_roots): New function.
5468 (mark_deferred_plabels): Likewise.
5469 (override_options): Call pa_add_gc_roots.
5470 * mips.c: Include ggc.h.
5471 (mips_add_gc_roots): New function.
5472 (override_options): Use it.
5474 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5476 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5478 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5479 cpp_parse_expr): Add static prototypes.
5480 (parse_charconst): Don't cast away const-ness.
5481 (token): Constify a char*.
5483 * cppfiles.c (file_name_list, include_hash, find_include_file,
5484 finclude, initialize_input_buffer): Constify a char*.
5485 (file_cleanup, find_position): Add static prototypes.
5487 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5488 collect_expansion): Add static prototypes.
5489 (cpp_install, create_definition, monthnames): Constify a char*.
5491 * cpphash.h (cpp_install): Likewise.
5493 * cppinit.c (known_suffixes, default_include,
5494 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5495 (base_name, dump_special_to_buffer, initialize_dependency_output):
5496 Add static prototypes.
5498 * cpplib.c (my_strerror): Constify a char*.
5499 (null_underflow, null_cleanup, skip_comment, copy_comment,
5500 copy_rest_of_line, handle_directive, pass_thru_directive,
5501 get_directive_token, read_line_number, cpp_print_file_and_line,
5502 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5503 v_cpp_warning_with_line, detect_if_not_defined,
5504 consider_directive_while_skipping): Add static prototypes.
5505 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5506 cpp_pedwarn_with_file_and_line): Constify a char*.
5508 * cpplib.h (cpp_options, include_hash, progname, definition,
5509 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5510 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5511 find_include_file, deps_output, include_hash): Constify a char*.
5513 * cppmain.c (progname): Constify.
5514 (main): Add prototype. Use return, not exit.
5516 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5517 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5518 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5519 check_protection): Add static prototype.
5521 (progname, recognized_macrom, recognized_extern): Constify a char*.
5522 (main): Add prototype.
5524 * gen-protos.c (progname): Constify a char*.
5526 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5528 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5529 (init_emit_once): Add more GC roots.
5530 * except.c (mark_func_eh_entry): New function.
5531 (mark_eh_node): Mark false_label and rethrow_label.
5532 (init_eh): Add more GC roots.
5533 * function.c (free_after_compilation): Take decl as a paramter.
5534 Call free_stmt_status.
5535 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5537 * function.h (free_after_compilation): Change prototype.
5538 (free_varasm_status): Likewise.
5539 (free_emit_status): Likewise.
5540 (free_stmt_status): New function.
5541 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5542 Remove, replacing with ...
5543 (ggc_status): New structure.
5544 (ggc_chain): New variable.
5546 (ggc_push_context): New function.
5547 (ggc_pop_context): Likewise.
5548 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5549 (ggc_alloc_rtvec): Likewise.
5550 (ggc_alloc_tree): Likewise.
5551 (ggc_alloc_string): Likewise.
5552 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5553 (ggc_mark_tree): Give language-dependent code a chance to mark
5555 (ggc_mark_tree_varray): Handle empty arrays.
5556 (ggc_collect): Adjust for use of ggc_chain. Clear
5557 bytes_alloced_since_last_gc.
5558 * ggc.h (ggc_pop_context): New function.
5559 (ggc_push_context): Likewise.
5560 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5561 * stmt.c (free_stmt_status): New function.
5562 (init_stmt_for_function): Clear last_expr_value.
5563 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5564 Conditionalize call to ggc_collect.
5565 (main): Call init_ggc.
5566 * tree.c (push_obstacks): Do the push, even when GC'ing.
5567 (push_obstacks_nochange): Likewise.
5568 (pop_obstacks): Liekwise.
5569 * varasm.c (free_varasm_status): Take decl as a parameter.
5571 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5573 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5574 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5575 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5576 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5578 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5580 * pa/x-pa-mpeix: New file for the MPE port.
5582 * pa/quadlib.asm: New file for long double support.
5584 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5585 * configure: Rebuilt.
5587 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5589 * final.c (shorten_branches): Fix last change.
5591 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5593 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5595 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5597 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5600 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5602 * c-aux-info.c (concat): Don't define.
5604 * cccp.c (my_strerror): Likewise. All callers changed to use
5606 (do_include): Call xstrdup, not xmalloc/strcpy.
5607 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5608 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5610 * collect2.c (my_strsignal): Likewise. All callers changed to use
5612 (locatelib): Call xstrdup, not xmalloc/strcpy.
5614 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5616 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5618 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5620 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5622 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5624 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5626 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5628 (find_all_handler_type_matches): Likewise. Don't check return
5630 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5631 xmalloc, not malloc.
5632 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5634 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5635 (init_spec): Call xcalloc, not xmalloc/bzero.
5636 (set_spec): Call xstrdup, not save_string.
5637 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5638 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5639 (process_command): Call xstrdup, not save_string.
5640 (main): Call xcalloc, not xmalloc/bzero.
5642 * gcov.c (xmalloc): Don't define.
5643 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5644 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5645 (output_data): Call xcalloc, not xmalloc/bzero.
5647 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5649 * mips-tdump.c (xmalloc): Don't define.
5650 (print_symbol): Call xmalloc, not malloc.
5651 (read_tfile): Call xcalloc, not calloc.
5653 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5654 Don't define. All callers of xfree/my_strsignal changed to use
5655 free/strsignal instead.
5656 (allocate_cluster): Call xcalloc, not calloc.
5658 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5659 Fix memory leak, free allocated memory.
5661 * prefix.c (translate_name): Call xstrdup, not save_string.
5662 (update_path): Likewise.
5664 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5666 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5667 Don't define. Callers of xfree/savestring2 changed to use
5668 free/concat instead.
5670 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5671 (init_elim_table): Likewise.
5673 * resource.c (init_resource_info): Likewise.
5675 * stupid.c (stupid_life_analysis): Likewise.
5677 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5678 (open_dump_file): Call concat, not xmalloc/strcpy/...
5679 (clean_dump_file): Likewise.
5680 (compile_file): Call xstrdup, not xmalloc/strcpy.
5682 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5684 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5685 * v850.c (v850_va_arg): New.
5687 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5689 * haifa-sched.c: Tidy comments.
5691 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5693 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5694 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5695 $(out_object_file)): Depend on ggc.h.
5696 * c-common.c: Include "ggc.h".
5697 (combine_strings): If doing GC, use ggc_alloc_string.
5698 * c-decl.c: Include "ggc.h".
5699 (ggc_p): Define with value 0.
5700 (mark_binding_level): New function.
5701 (init_decl_processing): Add GC roots.
5702 (mark_c_function_context): New function.
5703 (lang_mark_false_label_stack): New function.
5704 (lang_mark_tree): New function.
5705 (lang_cleanup_tree): New function.
5706 * c-lang.c: Include "ggc.h".
5707 (lang_init): Call c_parse_init.
5708 * c-lex.c: Include "ggc.h".
5709 (check_linenum): If doing GC, don't copy filenames to permanent
5711 * c-parse.in: Include "ggc.h".
5712 (c_parse_init): New function.
5713 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5714 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5716 * except.c (mark_eh_state): Mark more state.
5717 * function.c (mark_function_state): Likewise.
5718 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5719 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5720 * toplev.c (mark_file_stack): New function.
5721 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5722 (main): Add root for input_file_stack.
5724 * i386.c: Include "ggc.h".
5725 (ix86_mark_machine_status): New function.
5726 (override_options): Set mark_machine_status.
5728 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5730 * tree.c (copy_node): Copy node contents also if doing GC.
5732 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5734 * collect2.c (scan_libraries): Fix double-thinko :-).
5736 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5738 * collect2.c (scan_libraries): Fix thinko.
5740 * cse.c (delete_trivially_dead_insns): Do not skip the last
5741 insn if it is a real insn.
5743 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5745 * Makefile.in (ggc-simple.o): Depend on hash.h.
5746 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5747 (ggc_mark_tree_varray): Likewise.
5748 (ggc_mark_tree_hash_table): Likewise.
5749 * ggc-simple.c: Include hash.h.
5750 (ggc_mark_tree_hash_table_ptr): New function.
5751 (ggc_mark_tree_hash_table_entry): Likewise.
5752 (ggc_mark_tree_hash_table): Likewise.
5753 (ggc_add_tree_hash_table_root): Likewise.
5754 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5755 rtx, when defining fields.
5757 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5759 * profile.c (output_func_start_profiler): Remove apparently
5760 nonsensical call to start_sequence.
5762 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5764 * clipper/clipper.c (clipper_va_start): Fix typos.
5766 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5767 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5768 (spur_va_arg): New stub.
5770 * configure.in: Comment out pyramid.
5772 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5774 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5775 don't conflict with the bits that win32, cygwin, and dgux
5778 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5779 Bernd Schmidt <bernds@cygnus.co.uk>
5781 * integrate.c (function_cannot_inline_p): Do not inline
5782 functions with forced labels.
5784 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5785 Bernd Schmidt <bernds@cygnus.co.uk>
5786 Mark Mitchell <mark@codesourcery.com>
5788 * Makefile.in (ggc-simple.o): Depend on varray.h.
5789 (rtl.o): Depend on ggc.h.
5790 (genattrtab.o): Depend on ggc.h.
5791 (print-tree.o): Likewise.
5792 (fold-const.o): Likewise.
5793 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5794 (make_insn_raw): Don't cache insns when GC'ing.
5795 (emit_insn_before): Likewise.
5796 (emit_insn_after): Likewise.
5797 (emit_insn): Likewise.
5798 (start_sequence): Use xmalloc to allocate the sequence_stack.
5799 (end_sequence): Add free to free it.
5800 (gen_sequence): Don't cache insns when GC'ing.
5801 (clear_emit_caches): Don't use sequence_element_free_list.
5802 (init_emit): Use xcalloc, not xmalloc+bzero.
5803 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5804 * function.c (pop_function_context_from): Use free to free the
5805 fixup_var_refs_queue.
5806 (put_reg_into_stack): Allocate it with xmalloc.
5807 * genattrtab.c: Include ggc.h.
5808 (operate_exp): Don't use obstack_free when GC'ing.
5809 (simplify_cond): Likewise.
5810 (simplify_text_exp): Likewise.
5811 (optimize_attrs): Likewise.
5812 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5814 (gencode): Generate a #include for ggc.h.
5815 * ggc-callbacks.c (ggc_p): Define it to zero.
5816 * ggc-none.c (ggc_p): Likewise.
5817 * ggc-simple.c: Include varray.h.
5818 (ggc_mark_tree_varray): New function.
5819 (ggc_add_tree_varray_root): Likewise.
5820 (ggc_mark_tree_varray_ptr): Likewise.
5821 * ggc.h (ggc_p): Declare.
5822 (varray_head_tag): Likewise.
5823 (ggc_add_tree_varray_root): Declare.
5824 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5825 inconsistencies when GC'ing.
5826 * rtl.c: Include ggc.h.
5827 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5828 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5829 (rtx_free): Don't call obstack_free when GC'ing.
5830 * toplev.c (rest_of_compilation): Call ggc_collect after every
5832 * tree.c (push_obstacks): Do nothing, if GC'ing.
5833 (pop_obstacks_nochange): Likewise.
5834 (pop_obstacks): Likewise.
5835 (make_node): Use ggc_alloc_tree when GC'ing.
5836 (copy_node): Likewise.
5837 (get_identifier): Use ggc_alloc_string when GC'ing.
5838 (build_string): Likewise.
5839 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5840 (tree_cons): Likewise.
5842 (type_hash_canon): Don't call obstack_free when GC'ing.
5844 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5846 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5847 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5849 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5850 Bernd Schmidt <bernds@cygnus.co.uk>
5851 Mark Mitchell <mark@codesourcery.com>
5853 * Makefile.in (stor-layout.o): Depend on ggc.h.
5854 (expr.o): Depend on ggc.h.
5855 (profile.o): Depend on ggc.h.
5856 (stor-layout.o): Depend on ggc.h.
5857 * emit-rtl.c (init_emit_once): Add gc roots.
5858 * expr.c: Include ggc.h.
5859 (emit_block_move): Add gc roots.
5860 (clear_storage): Likewise.
5861 * expr.h (init_stor_layout_once): New function.
5862 * profile.c: Include ggc.h.
5863 (init_arc_profiler): profiler_label is a root.
5864 * scan.c (make_sstring_space): Trust xrealloc to function
5865 correctly with first parameter NULL.
5866 * stor-layout.c: Include ggc.h.
5867 (set_sizetype): Add gc root.
5868 (init_stor_layout_once): New function.
5869 * toplev.c (compile_file): Call it.
5871 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5872 Bernd Schmidt <bernds@cygnus.co.uk>
5873 Mark Mitchell <mark@codesourcery.com>
5875 * Makefile.in (tree.o): Depend on ggc.h.
5876 (varasm.o): Likewise.
5877 (function.o): Likewise.
5879 (except.o): Likewise.
5880 (optabs.o): Likewise.
5881 (emit-rtl.o): Likewise.
5882 * emit-rtl.c: Include ggc.h.
5883 (sequence_element_free_list): Remove, and all references.
5884 (mark_sequence): New functions.
5885 (mark_emit_state): New function.
5886 * except.c: Include ggc.h.
5887 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5888 (mark_tree_label_node): New functions.
5889 (mark_eh_state): New function.
5890 * function.c: Include ggc.h.
5891 (mark_temp_slot, mark_function_chain): New functions.
5892 (mark_function_state): New function.
5893 (init_function_once): New function.
5894 * function.h (init_function_once): New function.
5895 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5896 * ggc.h (label_node): Declare.
5897 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5898 (lang_mark_false_label_stack): New function.
5899 (mark_temp_slot): Remove declaration.
5900 (mark_function_chain): Likewise.
5901 (mark_eh_state): Adjust prototype.
5902 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5904 * optabs.c: Include ggc.h.
5905 (mark_optab): New function.
5906 (init_optabs): Add gc roots.
5907 * stmt.c: Include ggc.h.
5908 (mark_cond_nesting, mark_loop_nesting): New functions.
5909 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5910 (mark_stmt_state): New function.
5911 * toplev.c (compile_file): Call init_function_once.
5912 * tree.c: Include ggc.h.
5913 (type_hash): Move declaration earlier in file.
5914 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5915 (init_obstacks): Add gc roots.
5916 (mark_type_hash): New function.
5917 * varasm.c: Include ggc.h.
5918 (mark_pool_constant): New function.
5919 (mark_varasm_state): New function.
5921 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5923 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5925 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5927 * c-decl.c (struct language_function): Renamed from struct c_function.
5929 (c_function_chain): Delete.
5930 (push_c_function_context): New arg F. Don't warn about nested
5931 functions here. Fill LANGUAGE elt of F. Delete code to update
5932 c_function_chain. Don't call push_function_context.
5933 (pop_c_function_context): New arg F. Restore from there instead of
5934 from c_function_chain. Don't call pop_function_context. Clear out
5935 LANGUAGE field of F when done.
5936 * c-lang.c: Include "function.h"
5937 (lang_init): Initialize save_lang_status and restore_lang_status.
5938 * c-parse.in (nested_function, nested_function_notype): Warn about
5939 nested functions. Call push_function_context/pop_function_context
5940 instead of the _c_ variants.
5941 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5943 * Makefile.in (c-lang.o): Update dependencies.
5945 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5946 regno_pointer_flag, regno_pointer_align.
5947 (gen_reg_rtx): Use xrealloc to enlarge them.
5948 (free_emit_status): New function.
5949 * function.c (mark_machine_status, mark_lang_status): New variables.
5950 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5951 in some bits from assign_stack_local. All callers changed to use new
5953 (assign_stack_local): Just call assign_stack_local_1.
5954 (free_after_compilation): New function.
5955 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5956 (trampoline_address): Likewise.
5957 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5958 (prepare_function_start): Explicitly clear some more variables.
5959 * function.h (struct function): New elt can_garbage_collect.
5960 (mark_machine_status, mark_lang_status): Declare variables.
5961 (free_after_compilation, free_emit_status, free_varasm_status,
5962 init_varasm_status): Declare functions.
5963 * toplev.c (rest_of_compilation): Call free_after_compilation when
5964 done with the current function.
5965 * varasm.c (free_varasm_status): New function.
5967 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5969 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5970 (EXPAND_BUILTIN_VA_ARG): Define.
5971 * sparc.c (sparc_va_start): New.
5972 (sparc_va_arg): New.
5974 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5976 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5978 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5980 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5982 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5984 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5986 (ggc-callbacks.o): New target.
5987 * ggc-callbacks.c: New file.
5989 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5991 * expr.h: Collapse individual optab and libfunc vars to arrays.
5992 (optab_index, libfunc_index): New enumerations.
5993 (optab_table, libfunc_table): New arrays.
5994 Add accessor macros for both.
5996 * optabs.c (optab_table, libfunc_table): New.
5997 Delete declarations for individual optab and libfunc vars.
5999 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6001 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6003 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6005 * Makefile.in (GGC, GGC_LIB): New.
6006 (HOST_RTL): Include ggc-none.o.
6007 (ggc-simple.o): New target.
6008 (ggc-none.o): Likewise.
6009 * tree.h (tree_common): Add gc_mark.
6010 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6011 (struct rtvec_def): Add gc_mark.
6012 * emit-rtl.c (global_rtl): Update static initializers to contain
6013 enough initializers.
6014 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6015 * toplev.c (gc_time): New variable.
6016 (all_time): New variable.
6017 (compile_file): Print gc time.
6018 (print_time): Calculate percentage of the whole.
6020 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6022 Change obstack memory management and varasm constant pool handling so
6023 that nested functions are treated like any other functions.
6024 * function.c (init_machine_status): New variable.
6025 (push_function_context_to): Set contains_functions for the outer
6026 function. Don't call save_varasm_status.
6027 (pop_function_context_from): Don't call restore_varasm_status. Don't
6028 set current_function_contains_functions.
6029 (prepare_function_start): Call init_varasm_status rather than
6030 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6032 * function.h (struct function) Add field varasm. Delete fields
6033 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6034 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6035 (init_machine_status): Declare.
6036 (save_varasm_status, restore_varasm_status): Delete declarations.
6037 (save_tree_status, restore_tree_status): Delete last argument.
6038 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6039 code. All callers changed.
6040 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6041 save_constants_in_decl_trees, restore_constants, save_constants,
6042 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6044 (inlining): New variable.
6045 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6046 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6048 (save_for_inline_nocopy): Don't save constants.
6049 Don't set inl_emit field in current_function.
6050 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6051 function. Set new variable inlining before
6052 calling copy_rtx_and_substitute.
6053 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6054 constant pool references if inlining is nonzero.
6055 Delete ADDRESS and (most of the) CONST cases.
6056 (output_inline_function): Save and restore current_function/
6057 current_function_decl. Delete restore_constants code. Don't call
6058 init_const_rtx_hash_table.
6059 * output.h (init_const_rtx_hash_table): Don't declare.
6060 * rtl.h (struct function): Declare.
6061 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6062 * toplev.c (rest_of_compilation): Don't treat nested functions or
6063 functions containing them specially. Delete all code to deal with
6064 save_for_inline_copying.
6065 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6066 inline_obstacks): Delete variables.
6067 (save_tree_status): Lose arg CONTEXT. All callers changed.
6068 Simply allocate a new function_maybepermanent_obstack for the new
6069 function, delete all the special cases.
6070 Don't save inline_obstacks.
6071 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6072 Delete special handling for function_maybepermanent_obstack; simply
6074 Don't restore inline_obstacks.
6075 (permanent_allocation): Delete code that frees inline_obstacks.
6076 (print_inline_obstack_statistics): Delete function.
6077 (dump_tree_statistics): Don't call it.
6078 * varasm.c (struct varasm_status): New.
6079 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6080 last_pool, pool_offset, const_double_chain): Delete global
6081 variables, replace with accessor macros.
6082 (immed_double_const): Don't walk const_double_chain outside a
6083 function, but don't treat nested functions specially anymore.
6084 (immed_real_const_1): Likewise.
6085 (clear_const_double_mem): Don't treat nested functions specially.
6086 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6087 (save_varasm_status, restore_varasm_status): Delete functions.
6088 (init_varasm_status): New function.
6089 (force_const_mem): Don't treat nested functions specially.
6090 (find_pool_constant): Accept new arg F, search for constants in
6091 that function's pool rather than the current one. All callers
6093 (get_pool_constant_for_function, get_pool_mode_for_function): New
6096 * i386.c (init_386_machine_status): New function, mostly from
6097 clear_386_stack_locals.
6098 (struct machine_functions): Rename element names to avoid name
6100 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6101 macros, replacing global variables.
6102 (clear_386_stack_locals, save_386_machine_status,
6103 restore_386_machine_status): Delete functions.
6104 (override_options): Initialize init_machine_status.
6105 * i386.h (INIT_EXPANDERS): Delete macro.
6106 (save_386_machine_status, restore_386_machine_status,
6107 clear_386_stack_locals): Delete declarations.
6109 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6111 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6112 (doloop_begin): Simplify pattern and use emit_jump_insn.
6113 (doloop_end): Simplify pattern, switch operand order,
6114 and use emit_jump_insn.
6116 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6118 * function.h (struct function): Add new element LANGUAGE.
6119 (save_lang_status): Declare new variable.
6120 (restore_lang_status): Likewise.
6121 * function.c (save_lang_status): Define.
6122 (restore_lang_status): Likewise.
6123 (push_function_context_to): Call language-specific save function.
6124 (pop_function_context_from): Call language-specific restore function.
6126 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6128 * i386.md (movsf_1): Check REG_P before use of REGNO.
6129 (movdf_1): Likewise.
6130 (movxf_1): Likewise.
6131 (extendsfdf2): Likewise.
6132 (extendsfxf2): Likewise.
6133 (extenddfxf2): Likewise.
6135 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6137 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6138 constants into memory.
6139 (c4x_shiftable_constant): New function.
6140 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6141 (c4x_shiftable_constant): Declare.
6142 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6143 ashlqi3_noclobber): Add new patterns and associated splitters.
6145 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6147 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6148 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6149 * final.c (shorten_branches): Likewise.
6150 * global.c (global_alloc): Likewise.
6151 * haifa-sched.c (build_control_flow): Likewise.
6152 * stmt.c (check_for_full_enumeration_handling): Likewise.
6153 (estimate_case_costs): Likewise.
6155 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6157 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6159 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6161 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6162 (recompute_reg_usage): Likewise.
6163 * rtlanal.c (find_regno_fusage): Likewise.
6165 * rtl.c (rtl_check_failed_code1): New function.
6166 (rtl_check_failed_code2): New.
6167 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6168 (RTL_CHECKC1, RTL_CHECKC2): New.
6169 (XC*): New accessor macros.
6170 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6171 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6172 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6173 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6174 (TRAP_*, RANGE_INFO_*): Likewise.
6176 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6178 * Makefile.in (tlink.o): Don't depend on toplev.h.
6180 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6181 output_file, nm_file_name, ldd_file_name, strip_file_name,
6182 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6183 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6184 fork_execute, maybe_unlink, add_to_list,
6185 extract_init_priority, write_list, dump_list,
6186 dump_prefix_list, write_list_with_asm, write_c_file,
6187 write_c_file_stat, write_c_file_glob, scan_prog_file,
6188 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6189 ignore_library, extract_string, notice, dump_file, target_machine,
6190 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6191 read_file, print_load_command): Constify a char*.
6192 (fdopen, error, fatal, fatal_perror): Don't prototype.
6193 (my_strerror): Remove. All callers use xstrerror instead.
6194 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6195 (main): Add prototype. Constify lots of char* ptrs. Change calls
6196 to xcalloc/strcpy/strcat/... to one call to concat.
6197 (main, scan_prog_file, scan_libraries): Use an intermediate
6198 `const char **' to build an argv array.
6199 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6201 * collect2.h (collect_execute, collect_wait, dump_file,
6202 file_exists): Constify a char*.
6203 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6204 temporary_firstobj, vflag, debug): Add extern declarations.
6205 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6207 * tlink.c: Don't include toplev.h.
6208 (vflag, debug, ldout, c_file_name, temporary_obstack,
6209 permanent_obstack, temporary_firstobj): Don't declare.
6210 (tlink_execute, frob_extension, symbol_hash_lookup,
6211 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6212 recompile_files, read_repo_files, demangle_new_symbols,
6213 scan_linker_output): Constify a char*.
6214 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6215 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6217 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6219 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6220 (relative) rather than jsr (absolute) subroutine call insns.
6221 * config/m68k/m68k-coff.h: Ditto.
6223 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6225 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6226 now rework these too.
6227 (arm_reorg): If an insn can't reach the end of the current pool,
6228 ensure that we emit that pool before the insn.
6230 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6232 * tlink.c (scan_linker_output): Skip the initial underscore in
6233 a mangled name if appropriate.
6235 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6237 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6238 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6239 error_with_ivar, gen_declarator, create_builtin_decl,
6240 my_build_string, generate_descriptor_table, generate_ivars_list,
6241 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6242 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6243 dump_base_name, lang_decode_option, build_encode_expr,
6244 start_class, finish_class, encode_pointer, really_start_method,
6245 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6247 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6248 Add static prototypes.
6249 (build_objc_string_decl, build_selector_reference_decl,
6250 encode_bitfield, build_class_reference_decl): Remove unused
6251 parameter, all callers changed.
6252 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6253 (objc_printable_name): Likewise. Change second parameter to type int.
6254 (init_objc): Use memcpy, not bcopy, to avoid casts.
6256 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6258 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6259 reg notes on a deleted insn.
6260 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6262 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6264 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6266 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6268 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6271 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6273 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6274 * tm.texi (MD_ASM_CLOBBERS): Document it.
6276 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6278 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6279 * except.c (expand_rethrow): Remove unused variable.
6280 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6281 * flow.c (replace_insns): Likewise.
6282 (create_edge_list, verify_edge_list): Likewise.
6283 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6285 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6286 is special code to run.
6287 (main): Don't define operands to emit_operand.
6288 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6290 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6292 * alpha/alpha.h (normal_memory_operand): Declare.
6293 (reg_no_subreg_operand): Declare.
6294 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6296 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6298 * c-parse.in (compstmt_primary_start): New, broken out of first
6299 part of compstmt handling in primary.
6300 (primary): Use it. Add an error clause.
6301 (compstmt_nostart): Renamed from compstmt; remove all
6302 initial invocations of compstmt_start.
6305 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6307 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6310 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6312 * combine.c (simplify_shift_const): Remove extra semicolon.
6313 * dwarf2out.c (remove_AT): Likewise.
6314 * expmed.c (expand_mult): Likewise.
6315 * gcov.c (create_program_flow_graph): Likewise.
6316 * reorg.c (mostly_true_jump): Likewise.
6318 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6320 * fold-const.c (fold_range_test): Do not try to fold the range
6321 test if the rhs or lhs has side effects.
6323 * combine.c (simplify_rtx): Recognize another case of a synthesized
6326 * varasm.c (mark_constant_pool): When marking indirect references,
6327 only look at SYMBOL_REFs.
6329 * except.c (expand_fixup_region_end): Do not peek at
6330 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6332 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6334 * flags.h: New variables align_loops, align_loops_log,
6335 align_jumps, align_jumps_log, align_labels, align_labels_log,
6336 align_functions, align_functions_log.
6337 * toplev.c: Define them.
6338 (f_options): Handle -falign-* when they have no argument.
6339 (main): Add logic to set variables for -falign-functions,
6340 -falign-jumps, -falign-labels, -falign-loops.
6341 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6342 (display_help): Change help to match options.
6343 * final.c (LABEL_ALIGN): Default to align_labels_log.
6344 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6345 (LOOP_ALIGN): Default to align_loops_log.
6346 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6347 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6348 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6349 * varasm.c (assemble_start_function): Handle align_functions.
6351 * config/sparc/sparc.h: Don't declare sparc_align_*.
6352 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6353 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6355 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6357 * config/sparc/sparc.c: Delete sparc_align_loops,
6358 sparc_align_jumps, sparc_align_funcs and the corresponding string
6360 (sparc_override_options): Default align_functions on ultrasparc.
6361 Delete -malign-* handling.
6363 * config/mips/mips.c (override_options): On 64-bit targets,
6364 try to align code to 64-bit boundaries.
6365 (print_operand): New substitution, %~,
6366 which aligns labels to align_labels_log.
6367 * config/mips/mips.md (div_trap_normal): Use %~.
6368 (div_trap_mips16): Likewise.
6373 (ashldi3_internal): Likewise.
6374 (ashrdi3_internal): Likewise.
6375 (lshrdi3_internal): Likewise.
6376 (casesi_internal): Likewise.
6378 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6380 Merge new ia32 backend from the branch!
6382 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6383 See ChangeLog.P2 on new_ia32_branch for details.
6385 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6386 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6387 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6388 * i386/gas.h (ASM_FILE_START): Define.
6389 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6390 for name change of ix86_valid_decl_attribute_p.
6391 (i386_pe_valid_type_attribute_p): Similarly.
6393 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6395 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6396 to step through CC modes.
6398 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6400 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6401 it would end up in the shadow of a live flags regsiter.
6403 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6405 * reload1.c: Fix many indentation problems.
6406 * reload.c: Likewise.
6408 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6410 * alias.c (non_local_reference_p): Constify fmt.
6412 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6414 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6416 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6418 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6419 the internal_arg_pointer.
6421 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6423 Merge peephole2 from new_ia32_branch:
6424 * Makefile.in (STAGESTUFF): Add *.peephole2.
6425 (mostlyclean): Likewise.
6426 (recog.o): Depend on resource.h.
6428 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6429 (final_scan_insn): Likewise for the invocation of peephole.
6430 * genconfig.c (main): Look for peephole and peephole2 patterns.
6431 Emit HAVE_peephole* accordingly.
6432 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6433 * flags.h (flag_peephole2): Declare.
6434 * toplev.c: New pass peephole2. New flag -fpeephole2.
6436 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6437 * gencodes.c (main): Likewise.
6438 * genextract.c (main): Likewise.
6439 * genoutput.c (main): Likewise.
6440 * genemit.c (max_operand_1): Look for the max scratch operand.
6441 (gen_rtx_scratch): New.
6442 (gen_exp): Use it, and pass on new arg subroutine_type.
6443 (gen_expand): Take max scratch into account.
6444 (gen_split): Emit peephole2 functions.
6445 (output_peephole2_scratch): New.
6446 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6447 * genrecog.c (routine_type): Add PEEPHOLE2.
6449 (make_insn_sequence): Match outer parallel for peep2. Discard
6450 top level scratches and dups.
6451 (add_to_sequence): New args insn_type and top. Update all callers.
6452 Handle toplevel peep2 matching insns.
6453 (write_subroutine): Handle peep2.
6454 (write_tree_1): Likewise.
6455 (write_tree): Likewise.
6457 (change_state): New arg afterward. Update all callers.
6458 Handle matching separate insns.
6459 * recog.c (recog_next_insn): New.
6460 (peephole2_optimize): New.
6461 * rtl.def (DEFINE_PEEPHOLE2): New.
6462 * resource.c (find_free_register): New argument last_insn. Use it
6463 to find a register available through the entire span.
6464 * resource.h (find_free_register): Update prototype.
6466 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6468 * i386.c (output_strlen_unroll): Don't write xops[7]
6469 label if it wasn't set.
6471 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6473 * cpplib.c (struct directive): Const-ify name pointer and
6474 function pointer prototype.
6475 (validate_else, do_define, do_line, do_include, do_undef,
6476 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6477 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6478 do_warning): Const-ify second arg.
6479 (directive_table): Mark const. Reorder entries by frequency
6480 of usage, record statistics.
6482 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6484 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6485 bounds- check RTL accesses if --enable-checking.
6486 (RTVEC_ELT): Bounds check if --enable-checking.
6487 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6488 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6489 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6491 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6492 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6494 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6495 (NOTE_SOURCE_FILE): Use X0STR.
6496 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6497 MEM_ALIAS_SET): Use X0INT.
6498 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6499 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6501 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6502 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6503 (rtl_check_failed_bounds, rtl_check_failed_type1,
6504 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6506 (fancy_abort): Fix comment.
6508 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6509 (cse_insn): Decrement LABEL_NUSES for jump target before
6511 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6512 * final.c (alter_subreg): Compute regno before changing x to
6513 REG; set REGNO(x) after changing it.
6514 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6515 notes containing CONST_INTs.
6516 (delete_eh_regions): Use NOTE_EH_HANDLER.
6517 * function.c (put_reg_into_stack): Make reg a MEM before
6519 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6521 (gen_mem_addressof): Make reg a MEM before initializing it.
6522 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6524 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6525 deleting an insn, not after.
6526 (block_alloc): Only look at PATTERN(insn) if we have to, and
6527 only if it's format class 'i'.
6528 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6529 CONST_INT before using its INTVAL.
6530 * print-rtl.c (print_rtx): Use X0STR.
6531 * regmove.c (fixup_match_1): Don't look at PATTERN of
6532 non-class-'i' insn chain elements.
6533 * reload.c (loc_mentioned_in_p): Take address of
6534 in->fld[1].rtx directly.
6535 * reload1.c (reload): Change reg to a MEM before initializing
6537 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6539 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6541 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6543 * config/mips/mips.c (machine_dependent_reorg): Force a
6544 barrier to output the local constant pool if a barrier hasn't
6545 been found at a natural point in the instruction stream.
6547 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6549 * c-parse.in (language_string): Constify.
6551 * dwarf2out.c (language_string): Remove declaration.
6553 * dwarfout.c (language_string): Likewise.
6555 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6557 * tree.h (language_string, init_parse, finish_parse): Declare.
6559 * i386/sun386.h (language_string): Remove declaration.
6561 * mips.h (language_string): Likewise.
6563 * nextstep.h (language_string): Likewise.
6565 * nextstep21.h (language_string): Likewise.
6567 * rs6000.c (language_string): Likewise.
6569 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6571 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6572 (getpwd.o): Remove target.
6574 * getpwd.c: Delete file. Its in libiberty now.
6576 * dbxout.c (getpwd): Don't prototype.
6577 * dwarf2out.c (getpwd): Likewise
6578 * dwarfout.c (getpwd): Likewise
6579 * final.c (getpwd): Likewise.
6580 * protoize.c (getpwd): Likewise.
6582 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6584 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6586 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6588 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6591 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6593 * fixinc/Makefile.in (subdir): New.
6594 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6597 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6599 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6600 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6603 * invoke.texi: Fix typo.
6605 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6606 changed. Handle autoincrement addressing modes.
6608 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6609 just like we would the virtual incoming args register when
6612 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6614 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6615 path, in .file directive.
6617 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6619 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6622 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6624 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6627 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6629 * tree.c (tree_code_name): Constify a char*.
6631 * tree.h (tree_code_name, decl_printable_name): Likewise.
6633 * function.h (struct function): Likewise.
6635 * toplev.c (decl_name, decl_printable_name): Likewise.
6637 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6639 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6640 (init_objc): Remove function pointer cast.
6642 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6644 * pa.md (interspace_jump): New pattern.
6645 (builtin_longjmp): New expander.
6647 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6649 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6650 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6651 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6653 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6655 * jump.c (delete_prior_computation): Also check calls
6656 to constant functions. Don't bother checking for a
6657 REG_UNUSED note before adding it.
6658 (delete_computation): Handle multi-word hard registers
6659 when synthesizing missing REG_DEAD notes for a register
6660 which is both set and used by an insn.
6662 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6664 * loop.c (this_loop_info): New variable.
6665 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6666 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6668 (prescan_loop, strength_reduce): New argument loop_info. All callers
6670 (scan_loop): New variable loop_info, initialise to address of
6672 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6673 Delete variable loop_has_multiple_exit targets and replace with
6674 field in this_loop_info.
6675 (find_and_verify_loops): Rename this_loop to this_loop_num.
6676 (strength_reduce): Delete loop_iteration_info. Replace variable
6677 loop_info with function argument of same name.
6678 (insert_bct): Rework test for loop being completely unrolled.
6680 * loop.h (struct loop_info): New fields num, loops_enclosed,
6681 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6682 has_indirect_jump, and cont. Redefine use of unroll_number.
6683 (loop_unroll_number): Delete.
6685 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6687 (loop_iterations): Delete variable vtop and instead use
6688 loop_info->vtop computed in prescan_loop.
6690 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6692 * fix-header.c (main): Do not pass a null pointer to strcmp.
6694 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6696 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6698 * configure: Rebuilt.
6700 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6702 * jump.c (jump_optimize_1): Do not delete assignments to
6703 internal_arg_pointer.
6704 * cse.c (delete_trivially_dead_insns): Always consider a set of
6705 the internal_arg_pointer live.
6707 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6709 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6710 (update_life_info) [REG_WAS_0]: Search the original insns rather
6711 than the new insns for the note. Fix typos finding note_dest.
6712 If no dest found, discard the note rather than abort.
6713 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6714 (replace_insns): Remove the old insn list after update_life_info
6717 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6719 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6721 (sched_analyze_1): Let add_dependence care for not adding dups.
6722 (sched_analyze_2): Likewise.
6723 (add_branch_dependences): Likewise.
6725 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6727 * i386/winnt.c (export_list): New type.
6728 (exports_head): Rename to
6729 (export_head): this.
6730 (i386_pe_record_exported_symbol): Add is_data flag.
6731 (i386_pe_asm_file_end): Emit directive for exported variables.
6732 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6734 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6735 (ASM_DECLARE_OBJECT_NAME): Likewise.
6736 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6737 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6739 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6741 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6743 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6746 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6748 * config/openbsd.h: Define SET_ASM_OP.
6749 * tm.texi: cross-reference SET_ASM_OP in the index.
6751 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6753 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6754 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6755 and class_narrowest_mode at compile time. Kill init_rtl.
6756 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6757 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6758 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6760 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6762 * rtl.h: Declare rtx_length and rtx_format as const.
6763 * machmode.def: Define CC(). Use CC() to define CCmode. If
6764 EXTRA_CC_MODES is defined, expand it here.
6765 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6766 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6767 const. Kill all references to EXTRA_CC_MODES.
6769 * toplev.c: Don't prototype or call init_rtl.
6770 * optabs.c: Don't call init_mov_optab.
6771 * genemit.c: Don't generate init_mov_optab. Don't call
6773 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6775 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6776 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6777 genrecog.c: Don't call init_rtl.
6779 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6780 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6781 definition of EXTRA_CC_MODES.
6783 * md.texi: Kill ref to EXTRA_CC_NAMES.
6784 * tm.texi: Document new way to define EXTRA_CC_MODES.
6786 * genrecog.c: Do not look up the name of a define_split.
6789 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6791 * config/v850/v850.md: Fix typo introduced by previous delta.
6793 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6795 * gcc.c (fatal): Make definition static to match prototype.
6797 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6799 * combine.c (get_last_value): Don't look for earlier sets if the last
6800 known set is somewhere in between the insns being combined.
6802 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6804 * configure.in: Don't use shell ! to negate exit codes
6805 * configure: Regenerate
6807 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6809 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6810 the fact that ALIGN is measured in bits, not bytes.
6812 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6814 * errors.c: New file; defines functions error, warning, and
6815 fatal, variables have_error and progname.
6816 * errors.h: New file; prototypes and decls for stuff in errors.c.
6818 * Makefile: Add rules to build errors.o and
6819 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6820 genopinit, genrecog, genextract, genpeep, genattr, and
6821 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6822 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6823 genpeep.o, genattr.o, and genoutput.o.
6825 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6826 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6827 define or prototype fatal. Set progname at beginning of main.
6828 * genoutput.c: Likewise, and don't define or prototype error
6831 * c-typeck.c (c_expand_start_case): Return immediately if exp
6833 * fold-const.c (operand_equal_p): Return immediately if arg1
6834 or arg0 are ERROR_MARKs.
6835 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6836 fields of type ERROR_MARK when calculating if the record can
6839 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6840 with much help from Jeffrey A Law and Richard Henderson
6842 * i386.md: In the 6 insns which call output_fix_trunc,
6843 earlyclobber operands[0].
6845 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6847 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6848 creating new registers.
6850 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6852 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6853 i386_reg_alloc_order, i386_regparm_string,
6854 i386_align_loops_string, i386_align_jumps_string,
6855 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6856 and i386_branch_cost_string as type "const char *".
6857 * i386.c: Define all above strings as type "const char *".
6859 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6861 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6862 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6864 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6866 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6867 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6869 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6871 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6872 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6873 (dwarf2out_line, dwarf2out_finish): Likewise.
6874 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6876 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6878 * tree.c (lang_unsave_expr_now) : Correct return type.
6879 * tree.h (lang_unsave_expr_now) : Same.
6881 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6883 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6884 instead of duplicating code.
6886 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6888 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6890 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6892 * tree.h: fancy_abort always takes three args.
6893 * resource.c: Move include of system.h before toplev.h.
6895 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6897 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6900 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6902 * system.h: Don't redefine abort or trim_filename.
6903 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6904 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6905 whether or not __FUNCTION__ is available.
6906 * tree.h: Duplicate rtl.h's definition of abort, for files
6907 that don't include rtl.h. Delete all code to perform type
6908 checking with a compiler other than GCC.
6909 * varray.h: Delete all code to perform type checking with a
6910 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6911 its arguments exactly once, using a statement expression.
6912 Adjust the VARRAY_<type> accessor macros to match.
6913 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6914 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6915 caller's location. Define fatal_insn and fatal_insn_not_found
6916 as macros that use _fatal_insn and _fatal_insn_not_found.
6917 (fancy_abort, trim_filename): Kill prototypes.
6919 * rtl.c (trim_filename): Move here from toplev.c.
6920 (fancy_abort): New function.
6921 (DIR_SEPARATOR): Provide default definition.
6922 * tree.c (tree_check_failed, tree_class_check_failed): Go
6923 through fancy_abort.
6924 (tree_check, tree_class_check, cst_or_constructor_check,
6925 expr_check): Delete.
6926 * varray.c (varray_check_failed): New function.
6927 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6928 _fatal_insn and _fatal_insn_not_found. Go through
6930 (trim_filename, fancy_abort): Delete.
6932 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6933 * except.c (start_catch_handler): Report ICE with error/abort
6935 * final.c (output_operand_lossage): Likewise.
6936 * flow.c (verify_flow_info): Likewise.
6938 * gcc.c: Prototype fatal.
6939 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6940 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6941 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6942 Don't define fancy_abort.
6944 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6946 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6949 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6951 * m88k.h (VERSION_INFO2): Kill.
6952 (VERSION_STRING): Kill.
6954 (VERSION_INFO1): Tidy.
6955 (TARGET_VERSION): Update.
6956 * m88k/dgux.h (VERSION_INFO2): Kill.
6957 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6958 * m88k/luna.h (VERSION_INFO1): Tidy.
6959 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6960 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6961 (output_file_start): Adjust for death of VERSION_STRING.
6963 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6965 * cpplib.c (detect_if_not_defined): New function.
6966 (do_if): Use it to detect potential once-only headers.
6968 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6970 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6972 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6974 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6975 anywere in the function only if they are pseudos and set before
6976 being used (not live at the start of the function).
6977 (num_sign_bit_copies) : Same.
6978 (get_last_value_validate) : Same.
6979 (get_last_value) : Same.
6981 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6983 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6984 where N and M are constant and N is an integer multiple of M.
6986 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6988 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6989 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6990 sbitmap_union_of_preds): Add prototypes.
6991 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6992 the intersection of successors with the new flow graph structures.
6993 (sbitmap_intersection_of_preds): New function to compute the
6994 intersection of predecessors with the new flow graph structures.
6995 (sbitmap_union_of_succs): New function to compute the union of
6996 successors with the new flow graph structures.
6997 (sbitmap_union_of_preds): New function to compute the union of
6998 predecessors with the new flow graph structures.
6999 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7000 (expr_reaches_here_p): Use edge and basic_block structures instead
7001 of s_preds and s_succs.
7002 (compute_cprop_avinout): Use new sbitmap routines.
7003 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7004 of s_preds and s_succs.
7005 * flow.c (compute_flow_dominators): Compute dominators using
7006 edges and basic blocks instead of s_preds and s_succs.
7008 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7010 * lists.c (unused_insn_list, unused_expr_list): New file for
7011 maintaining various types of lists. New statics for maintaining a
7012 cache of available INSN_LIST and EXPR_LIST nodes.
7013 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7014 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7015 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7016 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7017 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7018 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7019 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7020 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7021 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7022 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7023 (remove_dependence, free_pending_lists): Use new global routines.
7024 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7025 (sched_analyze, compute_block_backward_dependences): Use new routines.
7026 (sched_analyze_1, sched_analyze_2): Use new routines.
7027 (schedule_insns): Use new global routines.
7028 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7030 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7031 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7033 * toplev.c (rest_of_compilation): Initialize node cache.
7034 * Makefile.in (OBJS): Add lists.o to list of object files.
7035 (lists.o): Add dependancies.
7037 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7039 * config/v850/v850.md: Fix compile time warning messages.
7040 * config/v850/v850.c: Fix compile time warning messages.
7041 * config/v850/v850.h: Fix compile time warning messages.
7043 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7045 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7046 Remove unused prototype for `init_lengths'.
7048 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7050 * calls.c (emit_call_1): Mark parameter `stack_size' with
7052 (expand_call): Initialize variable `insn'.
7053 (emit_library_call): Likewise for variable `high_to_save'.
7054 (emit_library_call_value): Likewise.
7055 (store_one_arg): Likewise for variables `lower_bound' and
7058 * combine.c (try_combine): Likewise for variables `i2_code_number'
7059 and `other_code_number'.
7060 (find_split_point): Likewise for variables `pos', `unsignedp' and
7062 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7063 (simplify_and_const_int): Remove unused variable `width'.
7064 (merge_outer_ops): Likewise.
7066 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7067 HOST_WIDE_INT' when comparing against one.
7068 (simplify_relational_operation): Likewise.
7069 (cse_insn): Initialize variables `src_eqv_volatile',
7070 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7072 * final.c (init_final): Constify parameter `filename'.
7073 (final_start_function): Mark parameter `optimize' with
7075 (profile_function): Likewise for parameters `first' and `optimize'.
7076 (output_source_line): Likewise for parameter `file'.
7078 * integrate.c (subst_constants): Cast a value to `size_t' when
7079 comparing against one.
7080 (mark_stores): Initialize variable `mode'. Cast a value to
7081 `size_t' when comparing against one.
7083 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7085 * loop.c (move_movables): Initialize variable `first'.
7086 (strength_reduce): Likewise for variable `increment'.
7087 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7088 value to `size_t' when comparing against one.
7089 (load_mems): Initialize variable `end_label'.
7091 * output.h (init_final): Constify parameter.
7093 * reload.c (decompose): Initialize variable `base'.
7095 * reload1.c (reload): Likewise for variable `is_scalar'.
7096 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7097 (choose_reload_regs): Initialize variable `mode'.
7098 (emit_reload_insns): Likewise for variable `store_insn'.
7099 (reload_cse_noop_set_p): Mark parameter `insn' with
7101 (reload_combine): Initialize variable `set'.
7103 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7104 (copy_loop_body): Cast a value to `size_t' when comparing against
7107 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7108 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7109 (remove_from_pending_weak_list): Mark parameter `name' with
7112 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7114 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7117 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7119 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7120 (ASM_DECLARE_FUNCTION_NAME): Define.
7121 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7122 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7123 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7124 not already defined.
7126 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7128 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7129 of n_popped when call/call_value are not defined.
7131 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7133 * tm.texi: GNU CC -> GCC conversion.
7134 (CC1_SPEC): Indicate it is used for all language front ends.
7136 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7138 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7139 NOTE_INSN_EH_REGION_END correctly.
7141 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7142 Jeff Law <law@cygnus.com>
7144 * loop.c (strength_reduce): Automatically unroll loops if the
7145 unrolled loop size is smaller than the rolled loop size.
7147 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7148 and delete comment that code should be rewritten.
7150 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7152 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7155 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7157 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7159 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7160 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7161 (LINK_SPEC): Add -u _main when building executables.
7162 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7163 (ASM_FILE_END): Use the default for ix86-pe.
7164 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7166 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7168 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7169 and ASM_CLOSE_PAREN are empty strings.
7171 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7172 Geoffrey Keating <geoffk@cygnus.com>
7174 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7175 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7176 (unprotoize.o): Ditto.
7177 (test-protoize-simple): Don't define STD_PROTO_DIR.
7178 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7179 changes to make 'test-protoize-simple' pass.
7180 (STD_PROTO_DIR): Remove define.
7181 (STANDARD_EXEC_PREFIX): Supply default define.
7182 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7183 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7184 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7185 (GET_ENV_PATH_LIST): New macro.
7186 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7187 (do_processing): Initialize default_syscalls_dir using new
7188 macros. Use it to initialize syscalls_absolute_filename.
7190 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7192 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7193 B into a register before emit_conditional_move.
7195 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7197 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7198 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7199 multiplicand out of (+ (* a b) (* c d)).
7201 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7202 Richard Henderson <rth@cygnus.com>
7204 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7205 (new_insn_dead_notes): Likewise.
7206 (update_n_sets): Likewise.
7207 (update_flow_info): Move to flow.c, renamed to update_life_info;
7208 extend to handle multiple source insns.
7209 * flow.c: Include resource.h
7210 (unlink_insn_chain): New.
7211 (split_hard_reg_notes): New.
7212 (maybe_add_dead_note): New.
7213 (maybe_add_dead_note_use): New.
7214 (find_insn_with_note): New.
7215 (new_insn_dead_notes): New.
7216 (update_n_sets): New.
7217 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7218 (maybe_remove_dead_notes): New.
7219 (update_life_info): New.
7220 (prepend_reg_notes): New.
7221 (replace_insns): New.
7222 * output.h (update_life_info): Declare.
7223 * recog.c (split_block_insns): Use update_life_info.
7224 * resource.c (find_free_register): Use reg_alloc_order, don't use
7225 fixed regs, make sure the mode is supported, don't use new regs.
7227 * rtl.h (replace_insns): Declare.
7229 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7231 * expr.c (expand_expr): Cope with COND_EXPRs with one
7232 non-returning branch.
7234 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7236 * expr.c (store_expr): Always pass down the target, even when not
7239 1999-08-24 Nick Clifton <nickc@cygnus.com>
7241 * configure.in: Define target_cpu_default for v850 targets.
7242 * configure: Regenerate
7244 * config/v850/v850.h (TARGET_CPU_generic): Define.
7245 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7246 addresses are 4 byte aligned.
7248 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7251 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7253 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7254 (main): Add prototypes.
7256 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7257 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7258 (write_attr_get): Emit prototypes along with function definition.
7259 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7260 (write_complex_function): Emit static prototype along with
7261 function definition.
7263 * genemit.c (gen_split): Emit prototypes along with function
7266 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7267 Likewise for predicates and `insn_operand_predicate'.
7268 (process_template): Emit static prototype along with function
7271 * genrecog.c (make_insn_sequence): Constify a char*. Add
7272 prototypes for get_split_*().
7273 (write_subroutine): Emit prototypes along with function
7276 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7278 * gcse.c (find_avail_set): Follow chains of register-register copies.
7279 Use oprs_not_set_p to guarantee that the returned value can be
7281 (cprop_insn): Don't verify the return value of find_avail_set with
7284 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7285 (cprop_cc0_jump): New function.
7286 (cprop_insn): Break out new function cprop_jump and use it.
7287 Also use cprop_cc0_jump for machines with CC0.
7288 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7290 * tree.h (current_function_calls_setjmp,
7291 current_function_calls_longjmp): Delete declarations.
7292 * dsp16xx.c: Include "function.h".
7293 * elxsi.c: Likewise.
7294 * gmicro.c: Likewise.
7295 * h8300.c: Likewise.
7298 * mn10200.c: Likewise.
7299 * mn10300.c: Likewise.
7300 * ns32k.c: Likewise.
7304 * rtl.h (rtx_equal_function_value_matters): Declare.
7305 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7307 * function.c: Likewise.
7308 * emit-rtl.c: Likewise.
7310 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7312 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7315 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7317 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7320 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7322 * cpp.texi: Add a node documenting macro varargs (copied
7325 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7327 * cppspec.c: Put a null pointer at the end of the new argv.
7329 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7331 * configure.in: Remove code to select/de-select the haifa
7332 scheduler. Every scheduled port gets haifa now.
7333 * configure: Rebuilt.
7334 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7336 * Makefile.in: Corresponding changes.
7338 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7340 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7341 All callers changed.
7342 (prepare_float_lib_cmp): Likewise.
7343 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7344 * expr.h (emit_float_lib_cmp): Delete declaration.
7345 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7346 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7347 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7349 (cmptf): Now conditional on TARGET_HARD_QUAD.
7351 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7353 * resource.c (mark_target_live_regs): Use
7354 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7356 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7358 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7360 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7362 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7364 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7366 * rtl.h (rtx_format): Constify a char*.
7368 * rtl.c (rtx_format): Likewise.
7369 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7370 (init_rtl): Use accessor macro, not `rtx_format'.
7372 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7375 * caller-save.c (mark_referenced_regs): Likewise.
7377 * combine.c (subst, make_compound_operation, known_cond,
7378 gen_rtx_combine, update_table_tick, get_last_value_validate,
7379 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7381 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7382 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7383 count_reg_usage): Likewise.
7385 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7388 * final.c (leaf_renumber_regs_insn): Likewise.
7390 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7391 dump_edge_info, count_reg_references): Likewise.
7393 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7394 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7397 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7398 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7399 add_label_notes): Likewise.
7401 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7402 clear_struct_flag, count_sub_rtxs, count_alternatives,
7403 compares_alternatives_p, contained_in_p, walk_attr_value,
7404 write_expr_attr_cache): Likewise.
7406 * genconfig.c (walk_insn_part): Likewise.
7408 * genemit.c (max_operand_1, gen_exp): Likewise.
7410 * genextract.c (walk_rtx): Likewise.
7412 * genflags.c (num_operands): Likewise.
7414 * genoutput.c (scan_operands): Likewise.
7416 * genpeep.c (match_rtx): Likewise.
7418 * genrecog.c (add_to_sequence): Likewise.
7420 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7423 * integrate.c (save_constants, copy_for_inline,
7424 copy_rtx_and_substitute, subst_constants, restore_constants):
7427 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7428 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7430 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7433 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7434 add_label_notes, replace_call_address, count_nonfixed_reads,
7435 invariant_p, find_single_use_in_loop, find_mem_givs,
7436 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7439 * print-rtl.c (reg_names, print_rtx): Likewise.
7441 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7443 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7444 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7445 print_blocks): Likewise.
7447 * regclass.c (fix_register, record_address_regs,
7448 reg_scan_mark_refs): Likewise.
7450 * regmove.c (stable_but_for_p): Likewise.
7452 * reload.c (loc_mentioned_in_p, operands_match_p,
7453 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7454 copy_replacements, refers_to_regno_for_reload_p,
7455 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7456 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7459 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7460 delete_address_reloads_1, count_occurrences,
7461 reload_cse_mem_conflict_p, reload_combine_note_use,
7462 add_auto_inc_notes): Likewise.
7464 * resource.c (mark_referenced_resources, mark_set_resources):
7467 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7468 reg_mentioned_p, regs_set_between_p, modified_between_p,
7469 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7470 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7471 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7472 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7474 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7476 * stupid.c (stupid_mark_refs): Likewise.
7478 * unroll.c (remap_split_bivs): Likewise.
7480 * varasm.c (mark_constants): Likewise.
7482 * a29k/a29k.c (uses_local_reg_p): Likewise.
7484 * alpha/alpha.c (summarize_insn): Likewise.
7486 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7487 eliminate_lr2ip): Likewise.
7489 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7491 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7492 reg_mentioned_in_mem): Likewise.
7494 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7495 symbolic_reference_mentioned_p): Likewise.
7497 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7499 * sh/sh.c (regs_used, mark_use): Likewise.
7501 * vax/vax.c (vax_rtx_cost): Likewise.
7503 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7505 * machmode.h (mode_name): Constify a char*.
7507 * rtl.c (mode_name): Likewise.
7509 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7511 * optabs.c (init_libfuncs): Constify a char*.
7513 * print-tree.c (mode_name): Remove redundant declaration.
7514 (print_node): Use accessor macro, not `mode_name'.
7516 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7518 (new_spill_reg): Constify a char*.
7520 * tree.c (mode_name): Remove redundant declaration.
7522 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7524 * rtl.c (rtx_name): Constify a char*.
7526 * rtl.h (rtx_name, fix_sched_param): Likewise.
7528 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7529 (mypr): Use accessor macro, not `rtx_name'.
7531 * genemit.c (print_code): Constify a char*.
7533 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7535 * genpeep.c (print_code): Constify a char*.
7537 * genrecog.c (print_code): Likewise.
7539 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7540 end_bb): Add static prototype.
7541 (draw_edge): Constify a char*.
7542 (end_bb): Remove unused parameter.
7544 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7545 print_block_visualization): Constify a char*.
7547 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7549 * c-common.c (c_get_alias_set): Update comment.
7551 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7553 * linux.h (LIB_SPEC): Added.
7555 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7557 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7559 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7561 * tree.c (expr_check): Fix typo in last change.
7563 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7565 * rtl.def (NOTE): Change format to "iuu0n".
7566 (ADDR_DIFF_VEC): Change format to "eEee0".
7567 (ADDRESSOF): Change format to "eit".
7569 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7570 (RTVEC_ELT): Change to match.
7571 (XVECEXP): Use XVEC and RTVEC_ELT.
7572 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7573 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7574 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7575 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7576 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7577 (INTVAL): Use XWINT.
7578 (ADDRESSOF_DECL): Use XTREE.
7579 (SET_ADDRESSOF_DECL): Delete.
7580 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7581 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7582 ifdefed out since 2.6 at least.
7583 (gen_rtvec_vv): Delete prototype.
7585 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7587 (copy_most_rtx): Handle 't' format letter.
7588 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7589 (gen_rtvec_vv): Delete function. All callers changed to use
7590 gen_rtvec_v instead.
7591 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7592 the '0' format letter.
7594 * function.c (gen_mem_addressof): Don't use
7595 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7597 * integrate.c (copy_rtx_and_substitute): Likewise.
7598 Copy 't' slots with XTREE.
7599 (subst_constants): Treat 't' slots like '[swi]' slots.
7600 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7601 * jump.c (rtx_equal_for_thread_p): Likewise.
7602 * rtlanal.c (rtx_equal_p): Likewise.
7603 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7604 only four arguments.
7605 * gengenrtl.c (type_from_format): Provide correct types for
7609 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7610 If a recent gcc is in use (always in stage2 and beyond), use
7611 statement expressions, so we don't make a function call unless
7612 the check fails. Evaluate arguments exactly once.
7613 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7614 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7616 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7617 they evaluate their arguments exactly once, irrespective of
7618 the compiler in use.
7620 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7621 is used by the currently-enabled check macros. This is:
7622 (tree_check_failed, tree_class_check_failed): For gcc.
7623 (tree_check, tree_class_check, cst_or_constructor_check,
7624 expr_check): For other compilers.
7626 * gencheck.c: Do not define any *_CHECK1 macros.
7628 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7629 Mark Mitchell <mark@codesourcery.com>
7631 * c-common.c (c_get_alias_set): Fix support for poitners and
7634 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7636 * alias.c: Include tree.h.
7637 (nonlocal_reference_p, mark_constant_function): New functions.
7638 * flow.c (life_analysis): Call mark_constant_function.
7639 * rtl.h (mark_constant_function): Declare it.
7641 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7643 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7644 unrecognisable switches.
7646 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7648 * loop.c (recombine_givs): Set ix field after sorting.
7649 (recombine_givs): Remove bogus index / giv lockstep looping.
7651 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7653 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7655 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7656 (do_cmp_and_jump): Formatting fixes.
7657 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7658 do_compare_rtx_and_jump instead of compare_from_rtx.
7659 (do_compare_rtx_and_jump): New function; mostly copied from
7661 (do_jump_for_compare): Delete.
7662 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7664 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7665 of compare/do_jump_for_compare pairs.
7666 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7667 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7668 compare_from_rtx/do_jump_for_compare pairs.
7669 (do_jump_by_parts_equality): Likewise.
7670 (do_jump_by_parts_equality_rtx): Likewise.
7671 * expr.h (do_compare_rtx_and_jump): Declare.
7672 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7673 that used to be in emit_cmp_insn.
7674 (cmp_available_p): New function.
7675 (prepare_operand): New function.
7676 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7677 to be in emit_cmp_insn.
7678 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7679 parameters to be pointers; don't emit final compare but modify some of
7680 the values pointed to by the args so the caller can perform the
7682 (expand_binop): Call emit_store_flag_force with signed forms of
7684 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7685 emit_jump_insn pair.
7686 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7687 emit_cmp_and_jump_insn_1. Call emit_queue.
7688 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7690 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7691 jump sets cc0 before deleting it.
7692 * integrate.c (expand_inline_function): Likewise.
7693 * unroll.c (unroll_loop): Similar changes in several places.
7694 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7697 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7699 * Makefile.in (insn-recog.o): Update dependencies.
7700 * genrecog.c (main): Make generated file include "function.h".
7702 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7704 * cse.c (cse_insn): Call never_reached_warning when a jump is
7705 changed to be unconditional.
7706 * flags.h: Declare warn_notreached.
7707 * flow.c (delete_block): Call never_reached_warning when
7709 * jump.c (delete_barrier_successors): Call never_reached_warning
7710 when we delete everything after a BARRIER.
7711 (never_reached_warning): New function.
7712 * rtl.h: Declare never_reached_warning.
7713 * toplev.c (warn_notreached): New variable.
7714 (lang_independent_options): Set warn_notreached
7715 when -Wunreachable-code.
7716 (compile_file): We need line numbers for -Wunreachable-code.
7718 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7720 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7721 * sched.c (insn_unit): Likewise.
7723 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7725 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7727 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7729 * flow.c (create_edge_list): Use xmalloc, not malloc.
7731 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7733 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7734 C-style comments. Do not lose the character before double slash.
7736 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7738 * basic-block.h (struct edge_list): Stucture to maintain a vector
7740 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7741 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7742 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7743 New function prototypes.
7744 * flow.c (create_edge_list): Function to create an edge list.
7745 (free_edge_list): Discards memory used by an edge list.
7746 (print_edge_list): Debug output showing an edge list.
7747 (verify_edge_list): Internal consistency check for an edge list.
7748 (find_edge_index): Function to find an edge index for a pred and succ.
7750 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7752 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7755 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7757 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7759 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7761 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7763 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7765 * toplev.c (rest_of_compilation): Allow machine dependent
7766 reorganisation pass to place information into the RTL dump
7767 file if it so wishes.
7769 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7771 * explow.c (hard_function_value): Use VOIDmode instead of
7773 * stmt.c (expand_return): Likewise.
7774 * stor-layout.c (get_best_mode): Likewise.
7776 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7777 emit call instead of emit_insn call.
7779 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7781 * configure.in: Handle --disable/enable-win32-registry.
7782 * install.texi: Document --disable/enable-win32-registry.
7783 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7784 (WIN32_REGISTRY_KEY): New macro.
7785 * prefix.c: Use to enable/disable win32-specific code.
7786 (lookup_key): Use versioned key.
7787 * configure: Regenerate.
7788 * config.in: Likewise.
7790 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7792 * cpplib.c (read_line_number): New fn, split out of...
7795 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7797 tree.c (lang_unsave_expr_now) : New.
7798 (unsave_expr_now): Call lang_unsave_expr_now.
7799 tree.h (lang_unsave_expr_now) : New.
7801 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7803 * toplev.c (flag_new_exceptions): On by default.
7805 1999-08-13 Michael Meissner <meissner@cygnus.com>
7807 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7809 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7811 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7812 INTEGER_TYPE with precision==1, it's __java_boolean.
7814 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7816 * global.c (prune_preferences): Move some invariants out of the
7819 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7821 * configure.in (alpha*-dec-osf*): Add osf5.
7823 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7825 * configure.in: Rework handling of ARM GNU/Linux slightly.
7826 (arm*-*-linux-gnuoldld): New target.
7827 * configure: Regenerate.
7828 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7829 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7830 * config/arm/linux-oldld.h: New file.
7831 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7832 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7834 * config/arm/linux-elf.h (ASM_SPEC): Define.
7835 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7836 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7837 for 26-bit APCS and old linker.
7838 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7840 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7841 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7842 don't define `arm' or `arm_elf'.
7843 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7844 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7846 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7848 * rtl.texi: Fix typo.
7850 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7852 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7854 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7856 * extend.texi (C++ Signatures): Remove node.
7857 * invoke.texi: Remove discussion of -fhandle-signatures,
7858 signature, sigof, __signature__, and __sigof__.
7860 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7862 * Makefile.in (JAVAGC): Removed.
7864 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7866 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7868 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7870 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7872 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7874 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7875 a register that is already known to be a pointer.
7877 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7879 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7880 * fixinc/inclhack.sh: Regenerated.
7881 * fixinc/fixincl.sh: Regenerated.
7883 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7885 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7886 Fix documentation of -ansi flag to describe its C++ behavior.
7887 Remove bogus reference to GCC 2.9.
7889 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7891 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7892 note if it is non-NULL.
7894 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7896 * except.h (eh_nesting_info): Add new structure defintion.
7897 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7898 (reachable_handlers, update_rethrow_references): Add function
7900 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7901 a rethrow symbol instead of an integer exception region number.
7902 * flow.c (Make_edges): Use new exception nesting routines to determine
7903 which handlers are reachable from a CALL or asynchronous insn.
7904 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7906 (delete_eh_regions): Update rethrow labels, and don't delete
7907 regions which are the target of a rethrow.
7908 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7909 avoid overloading the SYMBOL_REF_USED flag.
7910 (rethrow_symbol_map): Use new rethrow_ref field.
7911 (rethrow_used): Use new rethrow_ref field.
7912 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7913 of an integer. Fix formatting.
7914 (output_exception_table_entry): Use new rethrow_ref field.
7915 (can_throw): Check for EH_REGION_NOTE before deciding
7916 whether a CALL can throw or not.
7917 (scan_region): Call rethrow_used() instead of accessing data structure.
7918 (update_rethrow_references): New function to make sure only regions
7919 which are still targets of a rethrow are flagged as such.
7920 (process_nestinfo): New static function to initialize a handler
7921 list for a specific region.
7922 (init_eh_nesting_info): New function to allocate and initialize
7923 the list of all EH handlers reachable from all regions.
7924 (reachable_handlers): New function to retrieve the list of handlers
7925 reachable from a specific region and insn.
7926 (free_eh_nesting_info): New function to dispose of a list of
7929 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7931 * flow.c (split_edge): Set JUMP_LABEL field.
7932 (commit_one_edge_insertion): Set head correctly for insert_before.
7933 When inserting insns, update insn block numbers if allocated.
7935 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7937 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7938 retry_incomplete_types): Add static prototype.
7939 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7940 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7941 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7942 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7943 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7946 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7947 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7949 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7951 * output.h (assemble_name): Constify a char*.
7953 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7954 assemble_variable, assemble_name): Likewise.
7956 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7958 * arm/pe.c (arm_pe_unique_section): Likewise.
7960 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7962 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7964 * i386/interix.c (i386_pe_unique_section): Likewise.
7966 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7968 * i386/winnt.c (i386_pe_unique_section): Likewise.
7970 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7972 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7974 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7976 * pa/pa.c (output_call): Likewise.
7978 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7980 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7982 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7985 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7988 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7990 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7991 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7993 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7995 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7997 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7999 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8001 * tree.h (lang_identify): Constify a char*.
8002 (print_error_function): Add extern prototype. Constify a char*.
8004 * c-lang.c (lang_identify): Constify a char*.
8006 * objc/objc-act.c (lang_identify): Constify a char*.
8008 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8010 * genpeep.c (main): Make generated file include "function.h".
8011 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8013 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8015 * Makefile.in: Update dependencies.
8016 * alias.c: Include "function.h"
8017 * c-decl.c: Likewise.
8018 * caller-save.c: Likewise.
8019 * calls.c: Likewise.
8020 * combine.c: Likewise.
8022 * explow.c: Likewise.
8023 * final.c: Likewise.
8024 * global.c: Likewise.
8025 * graph.c: Likewise.
8026 * local-alloc.c: Likewise.
8028 * optabs.c: Likewise.
8029 * profile.c: Likewise.
8030 * recog.c: Likewise.
8031 * regclass.c: Likewise.
8032 * regmove.c: Likewise.
8033 * reload.c: Likewise.
8034 * reorg.c: Likewise.
8035 * resource.c: Likewise.
8036 * sched.c: Likewise.
8037 * stupid.c: Likewise.
8038 * config/1750a/1750a.c: Likewise.
8039 * config/a29k/a29k.c: Likewise.
8040 * config/arc/arc.c: Likewise.
8041 * config/arm/arm.c: Likewise.
8042 * config/arm/thumb.c: Likewise.
8043 * config/c4x/c4x.c: Likewise.
8044 * config/clipper/clipper.c: Likewise.
8045 * config/convex/convex.c: Likewise.
8046 * config/fx80/fx80.c: Likewise.
8047 * config/i860/i860.c: Likewise.
8048 * config/m68k/m68k.c: Likewise.
8049 * config/m88k/m88k.c: Likewise.
8050 * config/mips/mips.c: Likewise.
8051 * config/pdp11/pdp11.c: Likewise.
8052 * config/pyr/pyr.c: Likewise.
8053 * config/romp/romp.c: Likewise.
8054 * config/sh/sh.c: Likewise.
8055 * config/tahoe/tahoe.c: Likewise.
8056 * config/vax/vax.c: Likewise.
8057 * config/we32k/we32k.c: Likewise.
8058 * config/sparc/sparc.c: Include "function.h".
8059 (mem_min_alignment): Test current_function rather than
8060 regno_pointer_align.
8061 * config/pa/pa.c: Likewise.
8062 (compute_frame_size): Delete declaration of
8063 current_function_outgoing_args_size.
8064 * config/arc/arc.h (current_function_varargs): Delete declaration.
8065 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8067 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8069 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8070 current_function_uses_pic_offset_table.
8071 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8072 of current_function_returns_pointer.
8073 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8074 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8075 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8076 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8077 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8078 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8079 * config/m88k/m88k.c: Include "function.h"
8080 (call_used_regs, current_function_pretend_args_size,
8081 current_function_outgoing_args_size, frame_pointer_needed): Delete
8083 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8085 * config/mips/mips.h (current_function_calls_alloca): Delete
8087 * config/mn10200/mn10200.h (current_function_needs_context,
8088 rtx_equal_function_value_matters): Delete declarations.
8089 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8090 flag_pic): Delete declarations.
8091 * config/pa/pa.h (current_function_pretend_args_size,
8092 current_function_decl): Delete declarations.
8093 * config/pa/som.h (current_function_varargs): Delete declaration.
8094 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8096 * config/pyr/pyr.h (current_function_pretend_args_size,
8097 current_function_args_size, current_function_calls_alloca): Delete
8099 * config/sh/sh.h (current_function_varargs): Delete declaration.
8100 * config/sparc/sparc.h (current_function_outgoing_args_size,
8101 current_function_calls_alloca, current_function_decl): Delete
8103 * config/spur/spur.h (current_function_pretend_args_size,
8104 current_function_calls_alloca): Delete declarations.
8105 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8107 * config/vax/vms.h (current_function_name): Delete declaration.
8108 * gcse.c: Include "function.h".
8109 (current_function_name, current_function_calls_setjmp): Delete
8111 * haifa-sched.c: Include "function.h".
8112 (forced_labels): Delete declaration.
8114 * reg-stack.c: Likewise.
8115 * reload1.c: Likewise.
8116 * genemit.c (main): Make generated file include function.h.
8117 * genoutput.c (output_prologue): Likewise.
8119 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8120 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8121 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8122 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8123 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8124 macros for some of them.
8125 (emit_filename, emit_lineno): Delete declarations.
8126 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8127 regno_pointer_* variables through current_function.
8128 (gen_inline_header_rtx): Delete function.
8129 (save_emit_status): Delete function.
8130 (set_new_last_label_num): New function.
8131 (clear_emit_caches): New function.
8132 (restore_emit_status): Just clear last_labelnum and call
8134 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8135 through macro seq_stack.
8136 (add_insn_after): Likewise.
8137 (add_insn_before): Likewise.
8138 (remove_insn): Likewise.
8139 (pop_topmost_sequence): Likewise.
8140 (in_sequence_p): Likewise.
8141 (start_sequence_for_rtl_expr): Likewise.
8142 (start_sequence): Likewise, and likewise for
8143 sequence_rtl_expr/seq_rtl_expr.
8144 (push_topmost_sequence): Likewise.
8145 (end_sequence): Likewise.
8146 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8147 All callers changed. Store into that pointer instead of globals.
8148 (init_emit): Allocate emit elt of current_function.
8149 Changes for sequence_rtl_expr/sequence_stack renaming.
8150 Call clear_emit_caches instead of doing it in-line.
8151 Access regno_pointer_* variables through current_function.
8152 (init_emit_once) Don't clear sequence_stack.
8154 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8156 (arg_pointer_save_area): Delete declaration.
8157 (finish_expr_for_function): Renamed from init_queue; no longer static.
8158 (init_expr): Don't call init_queue.
8159 (save_expr_status, restore_expr_status): Delete functions.
8160 (expand_expr): Changes to reflect new layout of struct function.
8161 Don't access current_function_check_memory_usage when current_function
8163 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8164 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8165 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8166 current_function_uses_const_pool, function_call_count,
8167 current_function_uses_pic_offset_table, nonlocal_labels,
8168 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8169 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8170 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8172 (finish_expr_for_function): Declare.
8173 * flags.h (current_function_has_nonlocal_label,
8174 current_function_has_nonlocal_goto, current_function_is_thunk,
8175 current_function_has_computed_jump): Delete declarations.
8176 * flow.c (forced_labels): Delete declaration.
8177 * function.c (current_function_pops_args,
8178 current_function_returns_struct, current_function_returns_pcc_struct,
8179 current_function_needs_context, current_function_calls_setjmp,
8180 current_function_calls_longjmp, current_function_has_nonlocal_label,
8181 current_function_has_nonlocal_goto, current_function_is_thunk,
8182 current_function_has_computed_jump, current_function_calls_alloca,
8183 current_function_contains_functions, current_function_returns_pointer,
8184 current_function_epilogue_delay_list, current_function_args_size,
8185 current_function_pretend_args_size, current_function_arg_offset_rtx,
8186 current_function_outgoing_args_size, current_function_varargs,
8187 current_function_stdarg, current_function_args_info, cleanup_label,
8188 current_function_name, current_function_uses_const_pool,
8189 current_function_instrument_entry_exit, current_function_return_rtx,
8190 current_function_uses_pic_offset_table, nonlocal_labels,
8191 current_function_internal_arg_pointer, current_function_cannot_inline,
8192 current_function_check_memory_usage, function_call_count,
8193 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8194 nonlocal_goto_stack_level, return_label, save_expr_regs,
8195 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8196 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8197 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8198 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8199 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8201 (push_function_context_to): Don't save them. Don't call
8202 save_storage_status, save_emit_status or save_expr_status.
8203 (pop_function_context_from): Don't restore them. Don't call
8204 restore_storage_status or restore_expr_status.
8205 (get_func_frame_size): New function.
8206 (get_frame_size): Use it.
8207 (assign_outer_stack_local): Reflect some member name changes in struct
8209 (put_reg_into_stack): Likewise.
8210 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8212 (fixup_var_refs): Likewise.
8213 (fix_lexical_addr): Likewise.
8214 (trampoline_address): Likewise.
8215 (prepare_function_start): Clear field inlinable of current_function.
8216 (init_function_for_compilation): New function.
8217 (expand_dummy_function_end): New function.
8218 (expand_function_end): Call finish_expr_for_function.
8219 * function.h (struct emit_status): New; fields moved here from struct
8220 function and from global variables. Add accessor macros for some of
8222 (struct expr_status): Likewise.
8223 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8224 (struct function): Add fields expr and emit, inlinable, inl_emit,
8225 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8226 inl_max_label_num. Add many comments.
8227 Add accessor macros for all elts of struct function that no longer
8228 have a global variable.
8229 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8230 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8231 stack_slot_list): Delete declarations.
8232 (get_func_frame_size): Declare.
8233 (save_expr_status, restore_expr_status, save_emit_status,
8234 save_storage_status, restore_storage_status): Delete declarations.
8235 (init_virtual_regs): Declare.
8236 * output.h (current_function_pops_args,
8237 current_function_returns_struct, current_function_returns_pcc_struct,
8238 current_function_needs_context, current_function_calls_setjmp,
8239 current_function_calls_longjmp, current_function_calls_alloca,
8240 current_function_has_nonlocal_label, current_function_varargs,
8241 current_function_has_computed_jump, current_function_returns_pointer,
8242 current_function_contains_functions, current_function_args_size,
8243 current_function_pretend_args_size, current_function_stdarg,
8244 current_function_outgoing_args_size, current_function_args_info,
8245 current_function_name, current_function_return_rtx,
8246 current_function_epilogue_delay_list,
8247 current_function_uses_const_pool, current_function_cannot_inline):
8248 Delete declarations.
8249 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8250 regno_reg_rtx): Delete declaration.
8251 (REGNO_POINTER_FLAG): Delete macro.
8252 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8253 function were renamed.
8254 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8256 * toplev.c: Include "function.h".
8257 (current_function_decl): Delete declaration.
8258 (compile_file): Call init_dummy_function_start and
8259 expand_dummy_function_end around some initializations that need to
8261 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8262 Call init_function_for_compilation.
8263 * unroll.c: Include "function.h"
8264 (unroll_loop): Access regno_pointer_* variables through
8267 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8268 (DECL_SAVED_INSNS): use it.
8269 (expand_dummy_function_end): Declare.
8270 (init_function_for_compilation): Declare.
8271 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8272 that it's no longer an INLINE_HEADER.
8273 (expand_call): Likewise.
8274 * integrate.c (finish_inline): Delete function.
8275 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8276 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8277 args. Don't generate an INLINE_HEADER rtx, just return the arg
8278 vector. All callers changed.
8279 (save_for_inline_copying): Create a duplicate struct emit_status to
8280 hold the emit state for compiling the current function. Use this and
8281 the other new fields in struct function that are for integration
8282 instead of an INLINE_HEADER.
8283 Use memcpy instead of bcopy.
8284 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8285 (save_for_inline_nocopy): Similar changes, except no new emit_status
8287 (expand_inline_function): Get information from function structure,
8288 not from an inline header rtx.
8289 (output_inline_function): Lose code to extract the necessary
8290 information from an inline header; simply put back the function
8291 structure into current_function. Clear its inlinable elt.
8292 * rtl.def (INLINE_HEADER): Delete.
8293 * rtl.h: Delete all accessors for an INLINE_HEADER.
8294 (gen_inline_header_rtx): Delete declaration.
8295 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8296 Delete declarations.
8297 (REGNO_POINTER_ALIGN): Delete.
8298 (clear_emit_caches): Declare.
8299 (set_new_last_label_num): Declare.
8301 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8303 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8305 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8306 * stmt.c (is_eh_region): Make sure current_function is present, too.
8308 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8310 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8311 for 64bit PA targets.
8313 * pa.h (SELECT_SECTION): Define.
8314 * som.h (SELECT_SECTION): Delete.
8316 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8318 * alias.c (init_alias_analysis): Wrap call to
8319 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8321 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8323 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8324 <sys/asm.h> contains an asm comment with an apostrophe
8325 * fixinc/inclhack.sh: regen
8326 * fixinc/fixincl.x: regen
8328 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8330 * function.c (init_function_start): Clear prologue & epilogue.
8331 (prologue_epilogue_contains): New function.
8332 * alias.c (init_alias_analysis): Use it.
8333 * rtl.h (prologue_epilogue_contains): Declare it.
8335 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8337 * jump.c (onlyjump_p): New function.
8338 * rtl.h: Declare it.
8339 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8340 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8342 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8344 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8345 to invert loops. Simplify block scanning.
8347 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8349 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8350 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8352 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8354 * config/sparc/liteelf.h: New file to support sparclite-elf target
8355 * config/sparc/t-sp86x: New file to support sparc86x targets
8356 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8357 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8358 * configure.in: Support above target triplets
8359 * configure: Regenerated
8361 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8363 * fixinc/server.c (server_setup): Do not prefix function used as
8366 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8368 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8369 Remove fp reg alternatives.
8371 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8373 * Makefile.in (TAROUTOPTS): Kill.
8374 (install-headers-tar): Use "xpf" for tar headerfile extraction
8375 * i370/x-oe (TAROUTOPTS): Delete.
8376 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8377 * m68k/x-hp320 (TAROUTOPTS): Delete.
8378 * m68k/x-hp320g (TAROUTOPTS): Delete.
8379 * gcc.texi: Update bug reporting text.
8381 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8383 * reg-stack.c (change_stack) Fixed problem with negative array index.
8385 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8387 * extend.texi, install.texi: Fix spelling mistakes.
8389 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8390 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8391 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8393 * mips/t-ecoff: Likewise.
8394 * mips/t-elf: Likewise.
8395 * mips/t-mips: Likewise.
8396 * mips/t-osfrose: Likewise.
8397 * mips/t-r3900: Likewise.
8398 * mips/t-svr3: Likewise.
8399 * mips/t-svr4: Likewise.
8400 * mips/t-ultrix: Likewise.
8402 * gcc.texi: Document recommend means to provide software floating
8403 point libraries in libgcc.a
8405 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8407 * c-lex.c (yylex): We can have a number with no digits.
8409 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8411 * jump.c (delete_prior_computation): New function, broken
8412 out of delete_computation. Check for side effects with
8413 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8414 multi-word hard registers.
8415 (delete_computation): Use it. Check for side effects with
8416 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8417 missing REG_DEAD note for a register which is both set and
8420 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8422 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8423 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8424 (ASM_FILE_START): Import _mcount with the right type.
8425 (ASM_DECLARE_FUNCTION_NAME): Define.
8426 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8427 * pa.c (output_function_prologue): Always emit the function's label
8429 * pa.h (TEXT_SPACE_P): Define.
8430 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8431 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8432 * som.h (TEXT_SPACE_P): Delete.
8433 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8434 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8436 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8438 * expr.c (emit_group_load): Allow src to be a CONCAT.
8440 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8442 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8443 (___mulsi3): Use '!' comment character.
8445 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8447 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8449 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8451 * gcc.c: Update URLs and mail addresses.
8452 * gcc.texi: Likewise.
8454 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8456 * rs6000.c (current_file_function_operand): Return zero for
8458 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8460 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8463 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8465 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8466 allocate space in the stack frame for the PIC register.
8468 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8470 * m68k.md (xordi3, anddi3): These patterns are not available on
8473 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8475 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8476 (PUT_REAL): Likewise.
8478 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8480 * final.c (shorten_branches): Don't add an alignment for loops
8481 that have no label inside.
8483 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8485 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8486 prototypes in macro HAVE_cmpstrsi.
8488 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8490 * emit-rtl.c (operand_subword): Remove unused variable
8493 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8495 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8497 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8499 * cpphash.c (macroexpand): Delete leading whitespace when arg
8500 is concatenated before.
8501 (unsafe_chars): Correct test for whether + and - can extend a
8504 * cppinit.c (cpp_start_read): Do dependencies for
8505 -include/-imacros files also.
8507 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8508 tokenizing non-directive lines.
8509 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8510 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8513 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8515 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8517 * c-lex.c: Sync with C++ frontend.
8518 (linemode): New variable.
8519 (parse_float): imag, conversion_errno, and type are output only.
8520 (yylex): Adjust. Move initial '.' case into main switch.
8522 (handle_generic_pragma): Just deal with tokens.
8523 (readescape): Use ISXDIGIT and ISGRAPH.
8524 * c-parse.in: Add END_OF_LINE token.
8526 * c-lex.c (lang_init): Generalize.
8527 (nextchar): Remove. Replace uses with UNGETC.
8528 (skip_white_space): Handle linemode here. Optimize for cpplib.
8529 (skip_white_space_on_line): Remove.
8530 (extend_token_buffer_to): New fn.
8531 (extend_token_buffer): Use it.
8532 (read_line_number, check_newline): Just deal with tokens.
8533 (token_getch, token_put_back): New fns.
8534 (yylex): Use them. More cpplib optimizations. Simplify.
8536 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8537 Jason Merrill <jason@yorick.cygnus.com>
8539 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8540 (consume_string): Make this smart about USE_CPPLIB.
8541 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8542 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8543 Also, clean up cases where we redundantly set token_buffer[0].
8544 (read_line_number): New fn.
8545 (ignore_escape_flag): New variable.
8547 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8549 * a29k/t-a29kbare: Fix some comments.
8550 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8551 (FPBIT, DPBIT): Define.
8552 * a29k/t-vx29k: Likewise.
8553 * arc/t-arc: Likewise.
8554 * arm/t-arm-elf: Likewise.
8555 * arm/t-bare: Likewise.
8556 * arm/t-pe: Likewise.
8557 * arm/t-pe-thumb: Likewise.
8558 * arm/t-semi: Likewise.
8559 * arm/t-thumb: Likewise.
8560 * arm/t-thumb-elf: Likewise.
8561 * arm/t-thumb-linux: Likewise.
8562 * h8300/t-h8300: Likewise.
8563 * i960/t-i960: Likewise.
8564 * i960/t-vxworks960: Likewise.
8565 * m32r/t-m32r: Likewise.
8566 * mips/t-ecoff: Likewise.
8567 * mips/t-elf: Likewise.
8568 * mips/t-r3900: Likewise.
8569 * pa/t-pro: Likewise.
8570 * rs6000/t-aix43: Likewise.
8571 * rs6000/t-beos: Likewise.
8572 * rs6000/t-newas: Likewise.
8573 * rs6000/t-ppccomm: Likewise.
8574 * rs6000/t-rs6000: Likewise.
8575 * rs6000/t-winnt: Likewise.
8576 * rs6000/t-xnewas: Likewise.
8577 * rs6000/t-xrs6000: Likewise.
8578 * sh/t-sh: Likewise.
8579 * sparc/t-elf: Likewise.
8580 * sparc/t-sparcbare: Likewise.
8581 * sparc/t-sparclite: Likewise.
8582 * sparc/t-splet: Likewise.
8583 * v850/t-v850: Likewise.
8584 * mn10200/t-mn10200: Fix comments.
8585 * mn10300/t-mn10300: Likewise.
8587 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8588 dummy operand. Allocate a new pseudo for the dummy operand.
8589 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8591 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8593 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8595 * configure: Rebuilt.
8596 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8598 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8600 * recog.c (preproces_constraints): Zero recog_op_alt before
8601 processing the constraints.
8603 * arm.c (typedef minipool_node): Renamed from pool_node.
8604 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8605 (add_minipool_constant): New function.
8606 (dump_minipool): New function.
8607 (find_barrier): Remove special case for getting the insn size of
8608 an insn that references the constant pool.
8609 (minipool_fixup): New structure.
8610 (push_minipool_barrier): New function.
8611 (push_minipool_fix): New function.
8612 (note_invalid_constants): New function.
8613 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8614 (arm_reorg): Rewrite code to fix up the constant pool into a
8615 series of mini-pools embedded in the insn stream.
8616 (arm_output_epilogue): New function, made mainly from the body
8617 of output_func_epilogue.
8618 (output_func_epilogue): Move insn generation part of epilogue code
8619 to arm_output_epilogue.
8620 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8621 * arm.md (pool_range): New attribute.
8622 (zero_extendqidi2): Add attribute pool_range.
8623 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8624 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8625 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8626 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8627 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8628 (epilogue): New expand.
8629 (epilogue_insn): New insn. Call arm_output_epilogue.
8631 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8632 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8634 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8636 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8638 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8640 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8642 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8644 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8646 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8648 * global.c: Fix comment.
8650 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8652 * gcc.c (access_check): New static function.
8653 (find_a_file): Use it when searching a directory list.
8654 * collect2.c (find_a_file): Don't accept directories found when
8655 searching a directory list.
8657 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8659 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8660 function parameters with `&'.
8661 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8663 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8665 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8666 or tidy_fallthru_edge if the last insn in the block is not
8667 an unconditional jump or a simple conditional jump.
8669 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8671 * Makefile.in (c-decl.o): Depends on defaults.h.
8673 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8675 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8677 (CLASS_MAX_NREGS): Likewise.
8679 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8681 * cse.c (cse_insn): Fix dumb thinko in last change.
8683 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8685 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8688 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8690 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8691 test for sizes of passed and declared parameter types.
8693 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8695 * fixincludes: Fix the return type of bsearch, char* -> void*.
8697 * fixinc/inclhack.def: Likewise.
8699 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8701 * invoke.texi (-fdump-translation-unit): New option.
8703 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8705 * expr.h (PROMOTE_PROTOTYPES): Move ...
8706 * defaults.h: ... to here.
8707 * c-decl.c: Include defaults.h instead of expr.h.
8708 * c-typeck.c: Include defaults.h.
8710 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8712 * toplev.h (errorcount): Declare.
8713 (warningcount): Likewise.
8714 (sorrycount): Likewise.
8715 * c-lex.c (errorcount): Don't declare.
8716 * dwarf2out.c (errorcount): Don't declare.
8718 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8720 * config/libgloss.h: Add a note discouraging use with ELF.
8721 * configure.in: Don't use libgloss.h for ELF targets.
8722 Always use_collect2 on a.out targets.
8724 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8726 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8727 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8729 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8731 * loop.c (strength_reduce): When doing biv->giv conversion, update
8732 reg note of NEXT->insn.
8734 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8736 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8738 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8740 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8741 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8742 Ensure expr.h is included.
8743 * c-typecheck.c (convert_arguments): Ditto.
8745 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8747 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8748 * config/convex/convex.h: Ditto.
8749 * config/dsp16xx/dsp16xx.h: Ditto.
8750 * config/fx80/fx80.h: Ditto.
8751 * config/gmicro/gmicro.h: Ditto.
8752 * config/i370/i370.h: Ditto.
8753 * config/i386/i386.h: Ditto.
8754 * config/m32r/m32r.h: Ditto.
8755 * config/m68k/m68k.h: Ditto.
8756 * config/m88k/m88k.h: Ditto.
8757 * config/mips/mips.h: Ditto.
8758 * config/pa/pa.h: Ditto.
8759 * config/pyr/pyr.h: Ditto.
8760 * config/tahoe/tahoe.h: Ditto.
8761 * config/we32k/we32k.h: Ditto.
8763 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8766 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8768 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8771 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8773 1999-08-02 Richard Henderson <rth@cygnus.com>
8775 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8776 for the register spill block.
8778 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8779 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8781 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8782 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8783 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8785 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8787 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8788 MAX_WCHAR_TYPE defined in sparc.h.
8789 * config/sparc/linuxaout.h: Likewise.
8790 * config/sparc/linux64.h: Likewise.
8791 Also default to -mvis if CPU is UltraSPARC.
8793 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8795 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8796 (RTX_OK_FOR_OLO10): Likewise.
8797 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8798 %lo(), allow it in addresses...
8799 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8800 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8801 does not make sense.
8802 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8803 (sparc_output_scratch_registers): New function.
8804 (output_function_prologue, sparc_flat_output_function_prologue): Use
8806 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8808 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8809 * configure.in: Add check for .register pseudo-op support in as and
8810 check for offsetable %lo().
8811 * acconfig.h: Add templates for the above checks.
8812 * configure: Regenerate.
8814 1999-08-02 Richard Henderson <rth@cygnus.com>
8816 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8817 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8818 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8820 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8822 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8825 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8827 * config/float-sparc.h: New file.
8828 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8829 sparc-*-linux-gnu and sparc64-*-linux*.
8831 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8833 * rs6000.c (rs6000_va_list): Type is an array.
8834 (rs6000_va_start): Don't doubly adjust for varargs.
8835 (rs6000_va_arg): Evaluate long long GPR adjustment.
8837 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8839 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8840 -maix64 and -maix32.
8841 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8842 LINK_SPEC): Change appropriately.
8843 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8844 (u_short_cint_operand): Likewise.
8845 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8847 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8849 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8851 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8853 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8855 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8856 (non_add_cint_operand): Likewise.
8857 (logical_operand): Likewise.
8858 (non_logical_cint_operand): Likewise.
8859 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8860 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8861 (rs6000_select_rtx_section): Suppress warning.
8862 (small_data_operand): Suppress warning.
8863 (rs6000_got_register): Suppress warning.
8864 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8865 type, so `J' is generally the wrong constraint for a SImode value;
8867 (andsi3_internal2): Likewise.
8868 (andsi3_internal3): Likewise.
8869 (iorsi3_internal1): Likewise.
8870 (xorsi3_internal1): Likewise.
8872 (movsf_softfloat): Likewise.
8873 (scc insns): Likewise.
8874 (movsi+2): Preserve sign bits of SImode constant.
8875 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8876 (movdf+1): Sign-extend properly.
8877 (movdi_32+1): Sign-extend properly.
8878 (scc insns): Sign-extend properly.
8880 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8883 1999-08-02 Richard Henderson <rth@cygnus.com>
8885 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8887 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8888 * alpha.md (all fp insns): Likewise.
8890 1999-08-02 Nick Clifton <nickc@cygnus.com>
8892 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8895 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8897 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8898 pic_load_label generator directly.
8899 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8900 No longer a named pattern.
8902 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8904 * explow.c (force_reg): Call force_operand if X does not
8905 satisfy general_operand.
8907 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8909 * fix-header.c (main): When testing for CONTINUED, use string
8910 equality, not pointer equality.
8912 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8914 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8916 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8918 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8919 that has become an unconditional jump.
8921 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8922 (output_function_epilogue): Similarly.
8924 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8926 * tree.h (init_dummy_function_start): Declare.
8928 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8930 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8931 last_expr_type, last_expr_value, block_start_count, block_stack,
8932 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8933 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8934 dynamically in stmt elt of struct function for each function.
8935 (struct nesting): Rename function_call_count elt to n_function_calls,
8936 target_temp_slot_level to block_target_temp_slot_level. All users
8938 (struct stmt_status): New structure definition.
8939 Add many accessor macros for stmt_status elements which previously
8940 were global variables.
8941 (init_stmt_for_function): Allocate stmt elt for current_function.
8942 Reflect that block_start_count was renamed to
8943 current_block_start_count.
8944 (save_stmt_status, restore_stmt_status): Delete functions.
8945 (preserve_subexpressions_p): Don't access loop_stack when outside
8947 (expand_start_bindings): Reflect that block_start_count was renamed to
8948 current_block_start_count.
8949 (expand_fixup): Likewise.
8950 (expand_decl): Don't access block_stack when outside a function.
8951 (expand_decl_cleanup): Likewise.
8952 (expand_dcc_cleanup): Likewise.
8953 (expand_dhc_cleanup): Likewise.
8954 (expand_anon_union_decl): Likewise.
8955 (set_file_and_line_for_stmt): New function.
8956 (in_control_zone_p): New function.
8958 * function.h (struct function): Add new elt stmt.
8959 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8960 case_stack, nesting_stack, nesting_depth, block_start_count,
8961 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8962 emit_lineno, goto_fixup_chain.
8963 (save_eh_status, restore_eh_status, save_stmt_status,
8964 restore_stmt_status): Delete declarations.
8965 * function.c (push_function_context_to): Don't call save_stmt_status.
8966 (pop_function_context_to): Don't call restore_stmt_status.
8967 * tree.h (in_control_zone_p): Declare.
8968 * rtl.h (set_file_and_line_for_stmt): Declare.
8970 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8971 call set_file_and_line_for_stmt.
8973 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8975 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8976 Also update copyright.
8978 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8980 * c-pragma.c: Don't include "except.h".
8981 * emit-rtl.c: Likewise.
8982 * stor-layout.c: Likewise.
8984 * varasm.c: Likewise.
8986 * flow.c: Include "function.h".
8987 * tree.h (init_dummy_function_start): Declare new function.
8989 * except.h (struct eh_status): New structure.
8990 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8992 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8993 catch_clauses, false_label_stack, caught_return_label_stack,
8994 protect_list, current_function_ehc): Add accessor macros for the
8995 corresponding fields in current_function->eh; delete declarations
8996 for all items that used to be declared here.
8997 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8998 catch_clauses, false_label_stack, caught_return_label_stack,
8999 protect_list, current_function_ehc): Delete variables.
9000 (init_eh_for_function): Allocate current_function->eh.
9001 (save_eh_status, restore_eh_status): Delete functions.
9003 * function.h (struct function): Add fields next_global and eh.
9004 Delete all exception handling related fields.
9005 * function.c (current_function): New variable.
9006 (all_functions): New variable.
9007 (push_function_context_to): Don't allocate a struct function,
9008 use current_function instead. Call init_dummy_function_start when
9009 outside a function. Clear current_function before returning.
9010 (pop_function_context_from): Restore current_function.
9011 Don't free the restored struct function.
9012 (prepare_function_start): New function.
9013 (init_dummy_function_start): New function.
9014 (init_function_start): Break out some code into prepare_function_start
9017 * stmt.c (save_stmt_status): Don't call save_eh_status.
9018 (restore_stmt_status): Don't call restore_eh_status.
9020 * Makefile.in: Update dependencies.
9022 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9024 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9025 of depending on a magic constant value. Update comments.
9026 (hppa_expand_prologue): Similarly.
9028 * pa.md (reload_indi, reload_outdi): Allow any register for the
9029 original reload register.
9031 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9033 * cccp.c (print_help): Change marcos to macros.
9035 1999-07-30 Richard Henderson <rth@cygnus.com>
9037 * c-typeck.c (initializer_constant_valid_p): Move ...
9038 * c-common.c (initializer_constant_valid_p): ... here. Use
9039 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9041 * c-common.h (initializer_constant_valid_p): Declare.
9042 * c-tree.h (initializer_constant_valid_p): Remove.
9044 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9046 * config/i386/sol2-c1.asm: Align the stack.
9047 * config/i386/sol2-gc1.asm: Likewise.
9049 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9051 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9052 -Asparclite for sparc86x.
9053 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9055 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9057 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9059 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9060 the user if using the non-default arch size in BI_ARCH configuration.
9061 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9063 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9064 Fix patterns so that they actually match.
9065 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9066 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9067 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9069 (mulsidi3): Reflect this in the expand.
9070 (smulsi3_highpart): Only on TARGET_ARCH32.
9071 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9072 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9073 (umulsidi3): Reflect this in the expand.
9074 (umulsi3_highpart): Only on TARGET_ARCH32.
9075 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9076 don't require g0 to be zero.
9077 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9078 ({,u}divsi3): New expands.
9079 ({,u}divsi3_sp64): New patterns.
9080 (after lshrdi3_v8plus): Four new patterns to help combiner
9081 optimizing nested mixed mode shifts.
9083 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9084 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9085 speed things up. Don't use them by default on plain v9 in 64bit
9086 mode, according to what SPAMv9 sais.
9088 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9089 top 32 bits of %[og][0-7] in signal handlers.
9090 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9092 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9094 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9095 (ashlsi3): Corresponding changes.
9097 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9099 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9101 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9103 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9105 * arm.h (Hint): Delete macro.
9106 Substitute HOST_WIDE_INT for Hint in some prototypes.
9107 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9109 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9111 * builtins.c (expand_builtin_setjmp): Use force_operand to
9112 make sure that the buffer address is in a suitable form to be
9113 passed to force_reg.
9115 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9117 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9120 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9122 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9123 proper mode in the condition string.
9124 (icacheflush, dcacheflush): Remove modes from match_operands.
9126 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9127 proper mode before using it.
9129 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9132 * pa.c (store_reg): Do not call add_high_const generator directly.
9133 (load_reg, set_reg_plus_d): Likewise.
9134 * pa.md (add_high_const): No longer a named pattern.
9136 * pa.c (legitimize_address): Consistently use Pmode rather than
9137 SImode. Do not call gen_pic2_highpart directly anymore.
9138 * pa.md (pic2_highpart): No longer a named pattern.
9139 (pic2_lo_sum): Similarly. Reformat to make more readable.
9141 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9146 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9148 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9150 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9152 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9153 and tag the spill mems.
9154 (hppa_va_start): New.
9156 * pa.h (EXPAND_BUILTIN_VA_START): New.
9157 (EXPAND_BUILTIN_VA_ARG): New.
9159 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9161 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9162 and tag the spill mems.
9163 (mn10300_va_start): New.
9164 (mn10300_va_arg): New.
9165 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9166 (EXPAND_BUILTIN_VA_ARG): New.
9168 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9170 * mn10200.c (mn10200_va_arg): New.
9171 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9173 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9175 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9176 rather than play with TREE_INT_CST_LOW.
9178 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9180 * config/arm/telf.h: Include dbxelf.h.
9181 (CPP_PREDEFINES): Only define if not already defined.
9182 (ASM_IDENTIFY_GCC): Likewise.
9183 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9184 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9185 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9187 (DBX_DEBUGGING_INFO): Don't define.
9188 * config/arm/linux-telf.h: New file.
9189 * config/arm/linux-tgas.h: New file.
9190 * config/arm/t-thumb-linux: New file.
9191 * config/arm/uclinux-elf.h: New file.
9192 * config/arm/uclinux-telf.h: New file.
9193 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9194 thumb-*-uclinux): New targets.
9195 * configure: Regenerate.
9197 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9199 * pa.md (post_store, pre_load): New expanders.
9200 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9201 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9202 need to directly generate RTL for them.
9203 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9206 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9208 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9209 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9210 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9211 (secndary_reload_class): Make TARGET_ELF conditional compile.
9212 (print_operand_address): Similar.
9213 (output_toc): Print all values as hex.
9214 (get_issue_rate): Rearrange and add RS64A and PPC630.
9215 * rs6000.h (processor_type): Add RS64A and PPC630.
9216 (PROCESSOR_POWERPC64): New.
9217 (PROMOTE_MODE): Use word_mode.
9218 (RTX_COSTS): Add RS64A and PPC630.
9219 * rs6000.md (scheduling information): Add lmul and ldiv
9220 representing 64-bit integer multiply and divide. Add rs64a and
9222 (ashldi3): Add support for "rldic" instruction.
9223 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9225 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9227 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9228 instead of V8 for sparclite86x in cpu_table.
9230 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9232 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9233 output_file_directive.
9235 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9237 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9238 tree for op1, not the rtl.
9240 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9242 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9243 to m88k_va_start, leaving only the register spill.
9244 (m88k_build_va_list): New.
9245 (m88k_va_start): New.
9247 * m88k.h (BUILD_VA_LIST_TYPE): New.
9248 (EXPAND_BUILTIN_VA_START): New.
9249 (EXPAND_BUILTIN_VA_ARG): New.
9251 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9253 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9254 Rename from expand_builtin_saveregs.
9255 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9257 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9259 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9260 for the register spill block.
9261 (i960_build_va_list): New.
9262 (i960_va_start): New.
9264 * i960.h (BUILD_VA_LIST_TYPE): New.
9265 (EXPAND_BUILTIN_VA_START): New.
9266 (EXPAND_BUILTIN_VA_ARG): New.
9267 * i960.md (store_multiple): Use change_address on individul mems.
9269 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9271 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9273 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9274 (expand_builtin_va_end): Evaluate arg for side effects.
9275 * c-common.c (c_common_nodes_and_builtins): Construct a
9276 va_list_arg_type_node to handle array decomposition to pointer.
9278 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9280 * except.c (start_dynamic_cleanup): Use force_operand on the
9283 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9285 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9286 * c4x.c (c4x_va_arg): New.
9288 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9290 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9293 1999-07-26 Nathan Sidwell <nathan@acm.org>
9295 * eh-common.h (__eh_matcher): Prototype correctly.
9297 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9299 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9300 (TARGET_SINGLE_PIC_BASE): Likewise.
9301 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9303 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9304 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9305 (TARGET_OPTIONS): Add -mpic-register=N.
9306 (OUTPUT_INT_ADDR_CONST): New macro.
9307 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9308 LEGITIMATE_PIC_OPERAND_P): Likewise.
9309 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9310 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9311 output_addr_const directly.
9312 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9314 (thumb_pic_register, thumb_pic_register_string): Declare.
9316 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9318 (label_mentioned_p): New function: Imported from arm.c.
9319 (legitimize_pic_address): New function: Imported from arm.c.
9320 (is_pic):New function: Imported from arm.c.
9321 (thumb_finalize_pic):New function: Imported from arm.c.
9322 (add_constant): Cope with PIC constants.
9323 (fixit): Cope with PIC constants.
9324 (output_return): Do not treat the PIC register as live if
9325 TARGET_SINGLE_PIC_BASE is true.
9326 (thumb_function_prologue): Do not treat the PIC register as live if
9327 TARGET_SINGLE_PIC_BASE is true.
9328 (thumb_expand_prologue): Do not treat the PIC register as live if
9329 TARGET_SINGLE_PIC_BASE is true.
9330 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9331 TARGET_SINGLE_PIC_BASE is true.
9332 (thumb_print_operand): Accept '|'.
9333 (thumb_override_options): Process PIC options.
9335 * config/arm/thumb.md (movsi): Support PIC.
9336 (call_insn): Change "i" constraint to "X".
9337 (call_value_insn): Likewise.
9338 (consttable_4, consttable_8, consttable_end): Set and clear
9339 "making_const_table" as appropriate.
9340 (pic_load_addr, pic_add_dot_plus_four): New insns.
9342 * invoke.texi (Thumb Options): Fix spelling. Document new
9343 options -msingle-pic-base and -mpic-register=.
9345 1999-07-26 Andrew Haley <aph@cygnus.com>
9347 * config/m32r/initfini.c (__init): Use a full word immediate for
9348 __fini: this allows it to be placed in any memory region.
9350 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9351 -mmodel=medium. This is OK for all memory models.
9353 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9355 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9356 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9358 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9360 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9363 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9365 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9367 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9368 (BUILD_VA_LIST_TYPE): New.
9369 (EXPAND_BUILTIN_VA_START): New.
9370 (EXPAND_BUILTIN_VA_ARG): New.
9371 * i860.c (output_delayed_branch): Disable.
9372 (output_delay_insn): Likewise.
9373 (i860_saveregs): New.
9374 (i860_build_va_list): New.
9375 (i860_va_start): New.
9377 * i860.md: Disable all peepholes using output_delayed_branch.
9378 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9380 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9382 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9383 (BUILD_VA_LIST_TYPE): New.
9384 (EXPAND_BUILTIN_VA_START): New.
9385 (EXPAND_BUILTIN_VA_ARG): New.
9386 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9387 Return the address of the save area.
9388 (clipper_build_va_list): New.
9389 (clipper_va_start): New.
9390 (clipper_va_arg): New.
9392 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9394 * arc.h (EXPAND_BUILTIN_VA_START): New.
9395 (EXPAND_BUILTIN_VA_ARG): New.
9396 * arc.c (arc_setup_incoming_varargs): Set alias set of
9398 (arc_va_start): New.
9401 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9403 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9404 (BUILD_VA_LIST_TYPE): New.
9405 (EXPAND_BUILTIN_VA_START): New.
9406 (EXPAND_BUILTIN_VA_ARG): New.
9407 * alpha.c (alpha_builtin_saveregs): Delete.
9408 (alpha_build_va_list): New.
9409 (alpha_va_start): New.
9410 (alpha_va_arg): New.
9412 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9414 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9416 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9417 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9419 * gcc.texi: More changes related to list conversion.
9420 * invoke.texi: Likewise.
9422 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9424 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9425 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9426 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9427 (stabilize_va_list): New function.
9428 (std_expand_builtin_va_start): New function.
9429 (expand_builtin_va_start): New function.
9430 (get_varargs_alias_set): New function.
9431 (std_expand_builtin_va_arg): New function.
9432 (expand_builtin_va_arg): New function.
9433 (expand_builtin_va_end): New function.
9434 (expand_builtin_va_copy): New function.
9435 (expand_builtin): Call them.
9436 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9437 __builtin_{varargs_start,stdarg_start,end,copy}.
9438 (build_va_arg): New function.
9439 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9440 (build_va_arg): Declare.
9441 * c-decl.c (ptr_type_node, va_list_type_node): New.
9442 * c-parse.gperf (__builtin_va_arg): New.
9443 * c-parse.in (VA_ARG): New token.
9444 (unary_expr): Recognize it.
9445 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9446 * expr.h (std_expand_builtin_va_start): Declare.
9447 (std_expand_builtin_va_arg): Declare.
9448 (expand_builtin_va_arg): Declare.
9449 (get_varargs_alias_set): Declare.
9450 * tree.def (VA_ARG_EXPR): New.
9451 * tree.h (BUILT_IN_VARARGS_START): New.
9452 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9453 (ptr_type_node, va_list_type_node): Declare.
9454 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9455 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9456 * m88k.h, m88k.c: Likewise.
9457 * mn10300.h, mn10300.c: Likewise.
9458 * pa.h, pa.c: Likewise.
9459 * rs6000.h, rs6000.c: Likewise.
9460 * sh.h, sh.c: Likewise.
9461 * sparc.h, sparc.c: Likewise.
9463 * emit-rtl.c (operand_subword): Copy alias set.
9464 (change_address): Likewise.
9466 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9468 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9469 not just the first one.
9471 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9473 * config/arm/arm.h (TARGET_SWITCHES): Add
9474 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9475 (TARGET_OPTIONS): Add -mpic-register=.
9476 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9477 (arm_pic_register_string): Declare.
9478 (NEED_PLT_GOT): Delete, replace with ...
9479 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9480 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9481 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9482 * config/arm/arm.c (arm_override_options): Add new option
9484 (arm_pic_register_string): New variable.
9485 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9486 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9487 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9488 (output_return_instruction): Likewise.
9489 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9490 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9491 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9493 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9494 mention of -msched-prolog. Document new options -msingle-pic-base
9495 and -mpic-register=.
9497 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9499 * haifa-sched.c (reemit_notes): Tidy.
9500 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9503 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9505 * explow.c (trunc_int_for_mode): New function.
9506 (plus_constant_wide): Use it.
9507 * combine.c (simplify_and_const_int): Likewise.
9508 (merge_outer_ops): Likewise.
9509 (simplify_shift_const): Likewise.
9510 * cse.c (simplify_unary_operation): Likewise.
9511 (simplify_binary_operation): Likewise.
9512 * emit-rtl.c (operand_subword): Likewise.
9513 * rtl.h: Declare it.
9515 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9517 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9518 (use NUM_REGS instead of NUM_INTS).
9520 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9522 * builtins.c: New file.
9523 * expr.c (saveregs_value, apply_args_value): Delete definition,
9524 moved into builtins.c.
9525 (string_constant): No longer static.
9526 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9527 apply_args_size, apply_result_size, result_vector,
9528 expand_builtin_apply_args, expand_builtin_apply,
9529 expand_builtin_return): Delete functions, moved into builtins.c.
9530 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9531 * expr.h (saveregs_value, apply_args_value): Declare variables.
9532 (expand_builtin, string_constant): Declare functions.
9533 * Makefile.in: Update to build builtin.o.
9535 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9537 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9538 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9539 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9540 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9542 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9545 1999-07-21 Michael Meissner <meissner@cygnus.com>
9547 * print-rtl.c (print_rtx): Print the names of the virtual
9550 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9552 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9553 introduced in previous delta.
9555 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9557 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9558 to avoid name clash.
9560 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9562 * c-lex.c (yylex) : Correct the test for overflow when lexing
9565 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9567 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9568 (adjust_priority): Always call ADJUST_PRIORITY.
9569 (schedule_insn): Only put insns into the ready at cost 0.
9570 (schedule_block): Remove redundant initial sort. Give clock_var
9571 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9573 * tm.texi (MD_SCHED_REORDER): Update docs.
9575 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9576 * sparc.c (ultra_reorder_called_this_block): Delete.
9577 (ultrasparc_sched_init): Don't set it.
9578 (ultrasparc_sched_reorder): Don't check it.
9580 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9582 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9583 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9584 (function_arg_boundary): Align DFmode.
9585 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9586 to get fp reg and stack overflow correct.
9587 (function_arg): Likewise.
9588 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9589 (setup_incoming_varargs): Restructure for ABI_V4; use
9590 function_arg_advance to skip final named argument.
9591 (expand_builtin_saveregs): Properly unskip the last integer arg
9592 when doing varargs. Adjust overflow location calculation.
9594 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9595 explicitly unsigned.
9596 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9597 (__VA_GP_REGSAVE): Similarly.
9598 (__va_longlong_p): Delete.
9599 (__va_arg_type_violation): New declaration.
9600 (va_arg): Restructure. Flag promotion errors. Align double.
9601 TFmode passed by reference.
9603 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9604 in the HOST_BITS_PER_WIDE_INT > 32 case.
9606 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9608 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9610 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9612 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9613 * toplev.c (documented_lang_options): Add -fpreprocessed.
9614 * cpplib.h (struct cpp_buffer): Add preprocessed.
9615 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9616 (cpp_start_read): Don't expand macros or emit an initial #line
9617 directive if -fpreprocessed.
9619 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9621 * cpplib.h (struct cpp_buffer): Added manual_pop for
9622 better C++ tokenization.
9623 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9624 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9625 * c-common.c (cpp_token): Make non-static.
9627 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9629 * c-common.h: New file.
9630 * c-common.c (permanent_obstack): Delete unused declaration.
9631 (c_global_trees): New array.
9632 (c_common_nodes_and_builtins): New function; split off common code
9633 from init_decl_processing in both c-decl.c and cp/decl.c.
9634 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9635 c_global_trees and accessor macros defined in c-common.h.
9637 * c-decl.c: Delete definitions for tree nodes that were replaced by
9639 (init_decl_processing): Build void_list_node.
9640 Call c_common_nodes_and_builtins; delete code to generate the common
9642 * objc/objc-act.c (build_module_descriptor): Rename variable
9643 void_list_node to avoid clash with c-common.h.
9645 * Makefile.in: Update dependencies.
9646 * objc/Make-lang.in: Likewise.
9648 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9650 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9651 (UNIQUE_SECTION_P): Likewise.
9652 (UNIQUE_SECTION): Likewise.
9654 1999-07-19 Linas Vepstas <linas@linas.org>
9656 * config/i370/README: New file.
9657 * config/i370/linux.h: New file.
9658 * config/i370/mvs.h: New file.
9659 * config/i370/oe.h: New file.
9660 * config/i370/t-linux: New file.
9661 * config/i370/t-mvs: New file.
9662 * config/i370/t-oe: New file.
9663 * config/i370/x-oe: New file.
9664 * config/i370/xm-linux.h: New file.
9665 * config/i370/xm-mvs.h: New file.
9666 * config/i370/xm-oe.h: New file.
9668 * i370.c (label_node_t): Add first_ref_page, label_addr,
9669 label_first_ref, label_last_ref members.
9670 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9671 (MAX_MVS_LABEL_SIZE): Define.
9672 (MAX_LONG_LABEL_SIZE): Define.
9673 (alias_node_t, alias_anchor, alias_number): New.
9674 (mvs_function_table): Reorder for EBCDIC.
9675 (ascebc, ebcasc): Unconditionally define.
9676 (i370_branch_dest, i370_branch_length): New functions.
9677 (i370_short_branch, i370_label_scan): New functions.
9678 (mvs_get_label): Renamed from mvs_add_label. Search for
9679 an existing label before creating a new one.
9680 (mvs_add_label): New function.
9681 (mvs_get_label_page): New function.
9682 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9683 over the entire list.
9684 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9685 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9686 (mvs_add_alias, mvs_need_alias): New functions.
9687 (mvs_get_alias, mvs_check_alias): New functions.
9688 (handle_pragma): New function.
9689 (mvs_function_check): New function.
9690 (unsigned_jump_follows_p): Search harder.
9691 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9692 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9693 * i370.h (TARGET_VERSION): Delete.
9694 (CPP_SPEC, CPP_PREDEFINES): Delete.
9695 (mvs_label_emitted): Delete.
9696 (TARGET_EBCDIC): Delete.
9697 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9698 (HANDLE_PRAGMA): Define.
9699 (HARD_REGNO_NREGS): Handle complex modes.
9700 (HARD_REGNO_MODE_OK): Likewise.
9701 (CLASS_MAX_NREGS): Likewise.
9702 (RET_REG): Likewise.
9703 (EXTRA_CONSTRAINT): Define.
9704 (RETURN_IN_MEMORY): True for DImode.
9705 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9706 (FUNCTION_PROFILER): Delete.
9707 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9708 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9709 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9710 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9711 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9712 (ASM_FILE_START): Add "RMODE ANY".
9713 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9714 (ASM_GLOBALIZE_LABEL): Likewise.
9715 (ASM_OUTPUT_LABELREF): Likewise.
9716 (ASM_OUTPUT_COMMON): Likewise.
9717 (PRINT_OPERAND): Handle 'K', 'W', default.
9718 (PRINT_OPERAND_ADDRESS): New.
9719 (Lots of defines): Add support for TARGET_ELF_ABI.
9720 * i370.md (attr length): New. Define for all patterns.
9721 (*): Lots of tweeks to assembly output and constraints.
9723 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9725 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9726 Disable patterns performing SImode comparisons with SImode values
9727 if TARGET_POWERPC64 and instruction does not sign-extend or does
9728 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9729 differ for signed quantities.
9730 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9731 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9732 (decrement_and_branch_on_count): Add 64-bit variant.
9734 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9736 * final.c (output_asm_insn): When searching for the matching string
9737 for a given dialect, don't run past the end of the list of
9738 alternatives if there are fewer alternatives in the template than
9741 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9743 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9744 Removed paragraph about compression of files and size limitation,
9745 duplicated in the FAQ. Use gcc-patches for posting patches.
9746 * gcc.c (main): Updated URL with bug reporting instructions to
9747 gcc.gnu.org. Removed e-mail address.
9748 * system.h (abort): Likewise.
9750 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9752 * Makefile.in (stmp-multilib-sub): Make the files extracted
9753 from $(LIBGCC1) writable.
9755 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9757 * config/arm/aout.h: Reformat for improved readability.
9759 * config/arm/arm.h: Reformat for improved readability.
9760 Replace uses of fprintf with asm_fprintf where appropriate.
9761 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9762 function declaration assembler actions.
9763 (NUM_INTS): New macro: Convert from bytes to words.
9764 (NUM_REGS): New macro: Compute number of registers required to
9765 hold a quanitity of tyep MODE.
9766 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9768 (NUM_ARG_REGS): New macro: The number of argument registers
9770 (ARG_REGISTER): New macro: Compute the register number of the Nth
9772 (LAST_ARG_REGNUM): New macro: The number of the last argument
9774 (SP_REGNUM): New macro: Register number of the stack pointer.
9775 (FP_REGNUM): New macro: Register number of the frame pointer.
9776 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9777 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9778 CUMULATIVE_ARGS so that it counts registers not bytes.
9780 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9782 Replace uses of fprintf with asm_fprintf where appropriate.
9783 (output_ascii_pseudo_op): Replace with version from thumb.c
9785 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9787 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9789 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9790 (ASM_FILE_START): Emit ASM_APP_OFF.
9792 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9794 * pa.c (compute_frame_size): Round frame according to
9795 STACK_BOUNDARY rather than a hardwired value.
9797 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9799 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9801 * configure: Rebuilt.
9803 * configure.in (hppa*-*-linux*): New configuration.
9804 * configure: Rebuilt.
9805 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9806 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9807 * pa/pa-linux.h: New file.
9808 * pa/t-linux: New file.
9809 * pa/xm-linux.h: New file.
9811 * pa.c (hppa_legitimize_address): Change references from SImode to
9812 either Pmode or word_mode as appropriate.
9813 (emit_move_sequence, store_reg, load_reg): Likewise.
9814 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9815 (output_mul_insn): Likewise.
9816 * pa.h (PROMOTE_MODE): Likewise.
9817 (INITIALZE_TRAMPOLINE): Likewise.
9818 (Pmode): Define to word_mode.
9820 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9821 value of 4. Allocate 8 bytes for each FP register save.
9822 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9824 (hppa_expand_prologue): Likewise.
9825 * pa.h (PROMOTE_MODE): Likewise.
9826 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9827 (FUNCTION_ARG_BOUNDARY): Likewise.
9829 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9831 * pa.c (out_of_line_prologue_epilogue): Delete.
9832 (override_options): Remove -mspace related code.
9833 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9834 (compute_frame_size): Only allocate space for register that
9835 actually need to be saved.
9836 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9837 (TARGET_SWITCHES): Remove -mspace, -mno-space
9838 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9839 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9840 * pa/ee.asm, pa/ee_fp.asm: Delete.
9842 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9844 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9845 directive in column zero.
9847 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9849 * m68k.c (output_function_prologue): Fix computation of save mask
9850 when generating PIC code.
9852 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9854 * tree.c (build_type_attribute_variant): Move current_obstack restore
9855 after build_qualified_type call.
9857 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9859 * configure.in: Use t-iris6, even with GNU LD.
9860 * config/mips/iris6gld.h: Fix typo in linker spec.
9861 * config/mips/t-iris6gld: Remove.
9863 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9865 * rs6000.md (insv, extzv): Remove SImode dependence in named
9866 patterns. Explicitly generate DImode RTL if PowerPC64 and
9868 (insvdi): Reverse start and size in instruction template.
9870 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9872 * invoke.texi: Typo fixes.
9874 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9876 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9877 handle at this time instead of silently generating incorrect code.
9878 (gen_imagpart): Likewise.
9880 * reload.c (find_reloads): Emit a USE for a pseudo register without
9881 a hard register if we could not create an optional reload for the
9884 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9886 * c-typeck.c (output_init_element, process_init_element):
9887 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9888 check for nameless bit fields.
9890 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9892 * regclass.c (scan_one_insn): Notice subregs that change the
9893 size of their operand.
9894 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9896 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9898 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9899 * configure: Rebuilt.
9900 * alpha/t-ieee: New file.
9902 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9904 * rs6000.c (find_addr_reg): Do not select r0 as an address
9907 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9909 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9911 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9913 * rs6000.md (movsf): Do not force easy FP constants into memory.
9915 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9916 immed_double_const to ensure they are properly truncated then
9919 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9921 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9922 always unless NO_DEBUG is used. Compile this code
9924 (replace_symbols_in_block): Compile it unconditionally.
9926 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9928 * configure.in (i?86-*-elf*): New target.
9929 * configure: Rebuilt.
9930 * i386/i386elf.h, i386/t-i386elf: New files.
9932 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9934 * toplev.c (main): Don't complain about saying -gdwarf.
9935 (rest_of_compilation): Remove redundant code.
9937 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9939 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9941 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9943 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9944 "Li960R:", to avoid name clash.
9946 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9948 * loop.c (check_dbra_loop): When reversing a loop, delete all
9949 REG_EQUAL notes referencing the reversed biv except those which are
9950 for a giv based on it.
9952 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9954 * version.c: Drop "gcc-" prefix from version #.
9956 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9958 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9959 the label if we're being verbose.
9961 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9963 * m68k.c (output_function_prologue): Add pic register to mask
9964 if live and flag_pic.
9965 (output_function_epilogue): Likewise.
9967 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9969 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9970 directives in column zero.
9972 * pa/elf.h (ASM_FILE_START): Define.
9973 * pa/som.h (ASM_FILE_START): Include .level directives.
9974 * pa/hpux10.h (ASM_FILE_START): Delete.
9975 * pa/hpux11.h (ASM_FILE_START): Delete.
9977 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9979 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9981 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9982 when reload_out equals reload_in.
9984 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9986 * invoke.texi (Spec Files): New node: Describe the contents of
9989 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9991 * invoke.texi (DEC Alpha Options): Put @end table at
9992 beginning of line, to avoid confusing texi2html.
9994 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9996 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9997 introduced in previous delta.
9999 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10001 * reload1.c (gen_reload): When synthesizing a 3 operand add
10002 sequence, improve test for when to reload OP1 into the reload
10003 register instead of OP0.
10005 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10007 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10009 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10011 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10014 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10016 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10017 (va_dcl): Use __builtin_va_alist_t.
10019 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10021 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10022 on the permanent_obstack.
10023 * dwarfout.c (output_type): Likewise.
10025 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10027 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10028 Merged from c-typeck.c and cp/typeck.c.
10029 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10030 Merged into c-common.
10032 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10034 * c-lex.c (errorcount): Declare it.
10035 (finish_parse): Update errorcount when using CPPLIB.
10037 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10039 * fixinc/inclhack.def(end_else_label): Double the backslash so
10040 sed gets a chance to see it.
10041 * fixinc/inclhack.sh: regen
10042 * fixinc/fixincl.x: regen
10044 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10046 Add framework to support armv5 architecture when it becomes
10049 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10050 (arm_arch5): New variable.
10051 (all_architectures): Add armv5 line.
10052 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10053 -march=armv5 is specified on the command line.
10054 (arm_arch5): Export this variable.
10055 * invoke.texi: Document new string accepted by -march= switch for
10058 * config/arm/arm.h: Replace use of constant 12 as a register
10059 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10060 * config/arm/arm.c: Replace use of constant 12 as a register
10061 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10063 * config/arm/elf.h: Tidy up.
10064 * config/arm/coff.h: Tidy up.
10066 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10068 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10069 * gcc/config/mips/t-iris6gld: New file.
10070 * gcc/config/mips/iris6gld.h: Likewise.
10072 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10074 * c-decl.c (widest_integer_literal_type_node,
10075 widest_unsigned_literal_type) : New.
10076 (init_decl_processing): Handle/use the two new types.
10077 * c-common.c (type_for_size,type_for_mode) : Same.
10078 * c-lex.c (yylex) : Same.
10079 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10081 * c-tree.h (widest_integer_literal_type_node,
10082 widest_unsigned_literal_type) : New.
10084 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10086 * dwarfout.c (field_byte_offset): Correctly compute the object's
10087 byte offset for the first bit of a field which crosses an alignment
10088 boundary on a !BYTES_BIG_ENDIAN target.
10090 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10092 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10095 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10096 Jeff Law <law@cygnus.com>
10098 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10101 * except.c: Include intl.h.
10102 (expand_eh_return): Set current_function_cannot_inline.
10103 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10104 * function.h (struct function): Add eh_return_stub_label.
10105 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10106 * Makefile.in (except.o): Depend on intl.h.
10108 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10110 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10111 same as offsettable in cases 1 and 2.
10113 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10115 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10116 (extlh, extwh): Likewise.
10118 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10120 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10122 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10124 * configure.in: Add arm-pe and thumb-pe targets.
10125 * configure: Regenerate.
10127 * thumb.c (arm_naked_function_p): New function: Determines if
10128 a function is naked (has no gcc generated prologue/epilogue).
10129 (is_called_in_ARM_mode): Return true if the func has the
10130 interfacearm attribute.
10131 (output_return): Do not generate a return for naked functions.
10132 (thumb_function_prologue): Do not generate a prologue for
10134 (thumb_expand_prologue): Do not generate a prologue for naked
10136 (thumb_expand_epilogue): Do not generate an epilogue for naked
10138 (arm_valid_machine_decl_attribute): New function, copied from
10139 arm.c: Permit naked and interfacearm attributes.
10141 * config/arm/pe.c: New file: Support code for arm-pe target.
10142 * config/arm/pe.h: New file: Header file for arm-pe target.
10143 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10144 * config/arm/t-thumb-pe: New file: Makefile fragment for
10147 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10149 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10150 -fPIC or -fpic is specified.
10152 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10154 * expr.c (emit_block_move): Use copy_to_mode_reg for
10155 !TARGET_MEM_FUNCTIONS case too.
10157 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10159 * configure: Rebuilt.
10160 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10161 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10162 definitions made redundant by dbxelf.h inclusion. Delete
10163 lots of definitions related to assembly output that are
10164 specific to the SOM object format.
10165 * pa.c (output_function_prologue): Do not emit the function's
10167 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10168 * pa-pro.h: Deleted.
10169 * som.h: New file with SOM specific definitions.
10170 * elf.h: New file with ELF specific definitions.
10172 * elfos.h (const_section): Output a tab before assembler directives.
10173 (ctors_section, dtors_section): Likewise.
10174 (ASM_OUTPUT_SECTION_NAME): Likewise.
10176 * pa/pa1.h: Delete unused file.
10178 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10180 * configure.in (hppa*-hp-hpux11*): New configuration.
10181 * configure: Rebuilt.
10182 * pa/pa-hpux11.h: New file.
10183 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10186 * mips.md (leasi, leadi): New patterns.
10188 * expr.c (emit_block_move): Properly handle case where one of the
10189 block move arguments has a queued increment or decrement.
10190 (clear_storage): Similarly. Fix formatting goof.
10192 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10194 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10195 semicolon from the BSD VA_LIST replacement expression.
10197 * fixinc/inclhack.sh: regen
10198 * fixinc/fixincl.x: regen
10200 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10201 now use the fixincl program.
10203 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10205 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10206 case. Also make the PIC register call_used.
10208 * m68k.h (FINALIZE_PIC): Delete.
10209 * m68k.c (finalize_pic): Delete.
10211 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10213 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10216 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10218 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10220 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10222 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10224 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10226 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10228 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10230 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10232 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10234 * rs6000.c (output_toc): Always use hex values for floating-point
10235 constants. Store single-precision values in upper-half of TOC
10236 entry in 64-bit mode.
10237 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10238 to final constraints.
10239 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10240 (fctiwz): Improve accuracy of RTL for pattern.
10242 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10244 * expr.c (expand_expr): Allow RTL_EXPR's through the
10245 MAX_INTEGER_COMPUTATION_MODE checks.
10247 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10249 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10250 such that MASK_SUPPORT_ARCH is not negative.
10252 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10254 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10255 ADDR_DIFF_VEC insns that appear inside loops.
10257 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10258 Jeff Law <law@cygnus.com>
10260 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10261 Handle LO_SUM the same as offsettable in cases 1 and 2.
10262 * rs6000.c (find_addr_reg): Revert previous patch.
10264 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10266 * system.h (strstr): New external function declaration.
10267 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10268 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10269 * config.in, configure: Rebuilt.
10271 1999-06-24 Tom Tromey <tromey@cygnus.com>
10273 * gcc.c (main): Read user-specified specs files after computing
10274 additional startfile_prefixes.
10276 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10278 Revert these two patches:
10280 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10281 * loop.c (strength_reduce): When doing biv->giv conversion, update
10282 reg note of NEXT->insn.
10284 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10285 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10287 (recombine_givs): Set ix field after sorting.
10289 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10291 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10292 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10294 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10296 *fixinc/inclhack.def: Add fix development commentary
10297 (read_ret_type): reactivate and add selection clause
10298 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10299 *fixinc/{fixincl.x|inclhack.sh}: regen
10301 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10303 * expr.c (expand_expr): STRIP_NOPS before checking against
10304 MAX_INTEGER_COMPUTATION_MODE
10305 (check_max_integer_computation_mode): Likewise.
10307 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10309 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10311 1999-06-22 Jim Wilson <wilson@cygnus.com>
10313 * expr.c (store_expr): When target is a promoted subreg, return a
10314 promoted subreg as a result.
10316 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10318 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10320 (dwarf2out_define): Mark unused parameters appropriately.
10321 (gen_unspecified_parameters_die): Ditto.
10322 (gen_subprogram_die): Fix signed/unsigned warnings.
10323 (gen_variable_die): Ditto.
10325 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10327 * fixinc/inclhack.def(end_else_label): combined else_label
10328 and endif_label and fixed the sed expression.
10329 *fixinc/{fixincl.x|inclhack.sh}: regen
10331 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10333 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10334 'x' when handling non-offsettable addresses
10336 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10338 * final.c (shorten_branches): Don't try to split an insn that has
10341 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10343 * config/mips/mips.c (symbolic_expression_p): New function.
10344 (mips_select_rtx_section): Put symbolic expressions in the
10345 data section, not the read-only data section.
10347 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10349 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10351 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10353 * collect2.c (main): Log frame table count.
10354 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10355 (scan_prog_file) [COFF]: Handle frame tables.
10357 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10358 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10359 * alpha/elf.h: Undef them again.
10360 * alpha/vms.h: Remove their definitions.
10362 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10364 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10365 remove the clobber of r0 and change the REG_UNUSED note to
10368 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10370 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10371 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10372 fits in HOST_WIDE_INT and one uses union to access a long constant
10375 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10377 * sparc.c (sparc_override_options): Don't allow profiling for
10378 code models other than medlow.
10379 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10380 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10381 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10382 (sparc_block_profiler): Likewise.
10383 (sparc_function_block_profiler_exit): Likewise.
10384 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10385 (FUNCTION_BLOCK_PROFILER): Likewise.
10386 (BLOCK_PROFILER): Likewise.
10387 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10388 (MCOUNT_FUNCTION): New.
10389 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10390 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10391 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10392 (MCOUNT_FUNCTION): New.
10393 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10394 (BLOCK_PROFILER): Delete.
10395 (MCOUNT_FUNCTION): New.
10397 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10399 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10401 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10403 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10406 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10409 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10412 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10415 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10417 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10420 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10422 * i386/djgpp.h (LIB_SPEC): New.
10423 (STARTFILE_SPEC): New.
10425 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10427 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10429 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10432 * system.h (WSTOPSIG): New macro.
10434 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10436 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10438 (insert_pack_attributes): Take into account member natural
10441 * i386/winnt.c (exports_head): New static variable.
10442 (i386_pe_record_exported_symbol): New function.
10443 (i386_pe_asm_file_end): Use.
10444 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10445 symbols to be emitted at end of assembly.
10446 (ASM_DECLARE_OBJECT_NAME): Likewise.
10447 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10449 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10452 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10454 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10457 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10459 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10460 zapping reg_last_uses directly.
10461 (sched_analyze_2, sched_analyze_insn): Likewise.
10462 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10464 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10466 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10467 attributes for cases 1 and 2.
10469 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10471 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10474 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10476 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10478 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10480 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10481 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10482 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10483 must be stacked if it is used for PIC accesses.
10484 * arm.c (use_return_insn): Handle PIC register specially.
10485 (output_return_instruction): Likewise.
10486 (output_func_{prologue,epilogue}): Likewise.
10487 (output_expand_prologue): Likewise.
10489 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10490 (*strsi_predec): Renamed from *strqi_predec.
10491 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10492 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10494 * arm.c (arm_override_options): Remove warning about PIC code
10495 not being supported.
10497 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10499 * rs6000.c (find_addr_reg): New function.
10500 * rs6000.h (find_addr_reg): Declare.
10501 (offsettable_addr_operand): Delete.
10502 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10503 from and stores to GPRs.
10505 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10507 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10508 gen_sequence as argument to emit_no_conflict_block.
10510 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10512 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10513 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10514 *fixinc/fixincl.x: regen
10515 *fixinc/inclhack.sh: regen
10517 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10519 * added support for -mpcrel (PC relative addressing for m68k)
10520 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10521 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10522 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10523 (comments for general_src_operand): Add some explanation
10524 about EXTRA_CONSTRAINTS.
10525 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10526 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10527 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10528 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10529 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10530 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10531 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10532 if not already set.
10533 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10534 * m68k.h (TARGET_PCREL): New target flag.
10535 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10536 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10537 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10538 contains a SYMBOL_REF. Relax this constraint during reload, since
10539 we want to use the predicates, not reload's built-in concept of a
10540 valid memory address, to control what insns need reloading.
10541 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10542 operands (essentially 'g', 'm', and 's' under normal circumstances).
10543 * m68k.c (print_operand): Cause printing of pc-relative addresses
10544 to include pc register.
10545 (print_operand_address): Ditto.
10546 (general_src_operand): Accept operands that are not only
10547 general_operands, but are also valid when used as a pc-relative
10549 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10550 (memory_src_operand): Similar, for memory_operands.
10551 (pcrel_address): New predicate to accept the special case of a
10552 pc-relative address.
10553 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10554 QImode insns to accept *_src_operand instead of *_operand where
10555 pc-relative operands can fit. For example, a pc-relative operand
10556 can be used as a memory source operand for addsi3, but not as a
10557 memory destination.
10558 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10560 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10562 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10563 .thumb_set pseudo op to mark aliases of thumb functions.
10565 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10567 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10568 preference to ASM_OUTPUT_DEF, if it is defined.
10570 * tm.texi: Document new, optional target macro
10571 ASM_OUTPUT_DEF_FROM_DECLS.
10573 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10575 * fixincludes: ISCNTL patch
10576 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10577 (dgux_int_varargs): new for DG/UX
10578 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10580 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10582 * invoke.texi (ia32 options): Fix typo.
10584 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10586 * loop.c (strength_reduce): When doing biv->giv conversion, update
10587 reg note of NEXT->insn.
10589 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10591 * loop.c (move_movables): Note issues with replacing REGs with
10593 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10595 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10597 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10599 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10600 the reference to `mcount' was not correct for the ELF on FreeBSD.
10602 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10604 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10607 (recombine_givs): Set ix field after sorting.
10609 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10611 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10612 to safe to extract a subword out of a REG.
10614 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10616 * sh.md (mulsi3): Don't add a no-op move at the end.
10618 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10620 * cse.c (cse_insn): Don't put hard register source into tables for
10621 the last insn of a libcall.
10623 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10625 * loop.c (strength_reduce): Insert sets of derived givs at every
10626 biv increment, even if it's the only one.
10628 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10630 * dwarfout.c (add_incomplete_type): New fn.
10631 (output_type): Call it.
10632 (retry_incomplete_types): New fn.
10633 (dwarfout_finish): Call it.
10635 From Eric Raskin <ehr@listworks.com>:
10636 (output_type): Output types for bases.
10638 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10640 * mips.c (mips_output_conditional_branch): Add `break'
10641 between `default' label and `close braces'.
10643 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10645 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10646 specifications and make it realistic.
10647 (LIB_SPEC): Likewise.
10649 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10651 * config/mips/mips.c (mips_secondary_reload_class): Check for
10652 (PLUS (SP) (REG)) and return appropriate register class.
10653 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10654 Handle (PLUS (SP) (REG)).
10655 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10656 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10657 of emit_insn for tablejump.
10659 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10661 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10662 asm_fprintf format string by itself.
10663 (output_function_profiler): Likewise.
10665 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10667 * combine.c (simplify_logical, case AND): Only call
10668 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10669 or the constant is positive.
10671 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10673 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10674 * configure: Regenerate.
10676 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10678 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10679 require a sub-version #.
10680 * configure: Rebuilt.
10682 1999-06-14 Robert Lipe (robertlipe@usa.net)
10684 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10686 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10688 * c-typeck.c (process_init_element): Detect excess elements in
10689 char array initializer.
10691 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10693 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10695 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10697 * invoke.texi (Option Summary): Add -fpermissive flag.
10699 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10701 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10702 that require PIC code sequences.
10704 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10706 * configure.in: Add new target: thumb-elf.
10707 * configure: Regenerate.
10708 * config/arm/t-thumb-elf: New file: Makefile fragment for
10710 * config/arm/telf.h: New file: Header file for thumb-elf
10713 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10715 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10716 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10717 initializers is some circumstances.
10719 * fixinc/inclhack.def (endif_label): Add additional selector for
10720 more bogus stuff after #endif statements.
10721 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10723 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10725 * i386/cygwin.h (SET_ASM_OP): Define.
10727 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10729 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10731 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10733 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10736 * sh.md (ic_invalidate_line_i): Remove second alternative.
10738 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10740 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10741 test for the presence of valid prototypes. Delete bypass expr.
10742 (ioctl_fix_ctrl): Correct the selection expression.
10743 (no_double_slash): Correct quoting rules
10744 *fixinc/fixincl.x: regen
10745 *fixinc/inclhack.sh: regen
10747 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10749 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10751 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10753 * rs6000.md (movsi_got_internal_mem): Delete.
10754 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10755 (GOT_TOC_REGNUM): Delete.
10756 (PIC_OFFSET_TABLE_REGNUM): Define.
10757 (FINALIZE_PIC): Disable.
10758 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10759 (rs6000_replace_regno): Delete.
10760 (rs6000_finalize_pic): Likewise.
10761 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10763 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10765 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10766 is a note; use <= for the compare; advance P while it is
10769 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10771 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10772 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10774 * varasm.c (remove_from_pending_weak_list): Verify t->name
10775 is non-NULL before passing it to strcmp.
10777 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10779 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10780 the typed arguments are not part of a comment
10781 (ioctl_fix_ctrl): Added a purpose comment
10782 *fixinc/fixincl.x: regenerate
10783 *fixinc/inclhack.sh: regenerate
10785 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10787 * invoke.texi: Add C4x invocation docs.
10789 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10791 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10793 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10795 (c4x_legitimize_reload_address): New function.
10796 * config/c4x/c4x.md: Update docs.
10798 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10800 * fixincludes: Avoid removing '.'.
10801 * fixinc/fixinc.svr4: Likewise.
10802 * fixinc/fixinc.winnt: Likewise.
10803 * fixinc/inclhack.tpl: Likewise.
10804 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10806 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10808 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10810 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10812 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10814 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10817 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10819 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10820 * configure: Regenerate.
10822 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10824 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10827 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10829 * fixinc/inclhack.def (avoid_bool): Also catch
10830 "typedef [unsigned] int bool".
10831 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10833 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10834 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10835 * configure: Rebuilt.
10837 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10839 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10840 such that we can override its definitions if necessary.
10841 (CPP_SPEC): New define. Support processor specific predefines via
10843 (CC1_SPEC): New define. Support processor specific compiler
10844 options via %(cc1_cpu).
10845 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10848 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10850 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10851 between sed's -e flag, and the open-quote following it.
10852 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10854 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10855 Jeffrey A Law (law@cygnus.com)
10857 * varasm.c (assemble_start_function): Remove the function
10858 from the pending weak decls list when we define a function.
10859 (assemble_variable): Similarly for variables.
10860 (weak_finish): Ignore items on the list with a NULL name.
10861 (remove_from_ending_weak_list); New function to "remove" an item
10862 from the pending weak declarations list.
10864 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10866 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10868 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10870 * c-lex.c (GETC): Redefine to call getch.
10871 (UNGETC): Redefine to call put_back.
10872 (putback_buffer): New structure type.
10873 (putback): New static structure.
10874 (getch): New function.
10875 (put_back): New function.
10876 (yylex): Replace unused bytes from bad multibyte character.
10878 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10880 * cpplib.c (do_define): Cast `alloca' return value.
10881 (do_include, do_undef, do_pragma): Likewise.
10882 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10884 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10885 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10887 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10889 * sparc.md (abstf2): This should be an expand.
10890 (split after abstf2_notv9): Fix mode.
10891 (abstf2_hq_v9): New pattern.
10892 (abstf2_v9): Only use when no hard quad.
10893 (absdf2_v9): Fix if target is not the same as source.
10894 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10895 Add correct output constraints.
10897 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10899 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10900 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10902 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10904 * mips.h (mips_output_conditional_branch): New function.
10905 (mips_adjust_insn_length): Likewise.
10906 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10907 (ADJUST_INSN_LENGTH): Likewise.
10908 * mips.c (print_operand): Add `F' and `W' for floating-point
10909 comparison opcodes.
10910 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10912 (mips_adjust_insn_length): New function.
10913 (mips_output_conditional_branch): New function.
10914 * mips.md (length): Adjust attribute definition to handle
10915 conditional branches. Change lengths to bytes, rather than
10916 instructions throughout. Remove length attribute from
10917 instructions whose length is four bytes, and rely on the default
10919 (dslot): Fix typo in comment.
10920 Reword conditional branch patterns to use
10921 mips_output_conditional_branch.
10923 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10925 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10926 (LIB_SPEC): Likewise.
10927 Link with -lprof1_r for -g/-pg.
10929 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10931 * loop.c (check_dbra_loop): Fix change of Jan 19.
10933 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10935 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10936 (STARTFILE_SPEC): Define, override the svr4.h version.
10937 (ENDFILE_SPEC): Likewise.
10939 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10941 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10942 * fixinc/fixincl.x: Regenerated.
10943 * fixinc/inclhack.sh: Regenerated.
10945 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10947 * sh.c (barrier_align): Don't return early for normal branch/barrier
10948 when optimizing for SH2.
10950 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10952 * i386/udk.h (LINK_SPEC): Correct linker search path for
10955 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10957 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10958 (braf_label_ref_operand): Delete.
10959 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10960 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10961 label_ref, and has no predicate.
10962 The patten has a predicate to guard against invalid substitutions.
10963 (dummy_jump): Delete.
10964 (casesi): Update use of casesi_jump_2.
10966 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10968 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10969 *fixinc/fixincl.x: regenerate
10970 *fixinc/inclhack.sh: regenerate
10972 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10974 * dwarf2out.c (add_incomplete_type): New fn.
10975 (gen_struct_or_union_type_die): Call it.
10976 (retry_incomplete_types): New fn.
10977 (dwarf2out_finish): Call it.
10979 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10981 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10982 current block starts with a CODE_LABEL and ends with a CALL and
10983 we can not find all the argument setup instructions for the CALL.
10985 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10987 Revert this change:
10988 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10989 something is a candidate for optimize_bit_field_compare.
10991 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10993 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10995 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10997 * alpha.c (override_options): Thinko in last patch.
10999 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11000 (LIB_SPEC): Recognize -pthread.
11002 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11004 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11005 definition in config/arm/coff.h
11006 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11008 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11010 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11011 fixes that need "file=xxx\n" prepended before invocation
11012 (start_fixer - new): starting the fixer process is complex enough
11013 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11014 (process): uses the new routine; omit usage of putenv()
11015 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11016 * fixinc/fixincl.x: regenerate
11018 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11020 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11021 and version #s (1.1 -> 2.96) as needed.
11022 * README.g77: Kill way out of date file in the toplevel directory.
11024 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11026 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11027 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11028 * configure: Rebuilt.
11029 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11030 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11031 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11032 (SWITCH_TAKES_ARG): Likewise.
11033 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11034 * config/t-freebsd: Moved from config/i386/ so it can used for all
11037 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11039 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11041 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11043 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11044 * configure: Rebuilt.
11046 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11048 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11049 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11050 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11051 (rs6000_output_load_toc_table): Same.
11052 (output_prolog, output_mi_thunk): Same.
11053 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11054 (ASM_GLOBALIZE_LABEL): Use putc.
11056 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11058 * alpha.md (reload_*_help): New patterns and splitters.
11059 (reload_*): Use them.
11060 (mov[qh]i): Likewise.
11062 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11064 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11067 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11069 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11071 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11073 * flow.c (mark_regs_live_at_end, insn_dead_p,
11074 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11075 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11076 hasn't run or the frame pointer is needed.
11077 * haifa-sched.c (attach_deaths): Likewise.
11078 * sched.c (attach_deaths): Likewise.
11080 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11082 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11083 calculate_can_reach_end returns nonzero.
11085 * configure.in (native gas tests): Search for an assembler in the
11086 same manner that the installed compiler will.
11087 * configure: Rebuilt.
11088 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11090 * alias.c (find_base_term): Improve handling of addresses
11091 constructed from binary operations.
11093 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11095 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11097 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11099 * function.h (cleanup_label, frame_offset): Declare.
11100 (tail_recursion_label, tail_recursion_reentry): Likewise.
11101 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11102 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11103 (tail_recursion_label, tail_recursion_reentry): Likewise.
11104 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11106 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11108 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11110 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11111 (MAX_OFILE_ALIGNMENT): Define.
11113 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11115 * fixincl.c: Replace local include scheme with #includes of
11116 gansidecl.h and system.h.
11117 * procopen.c: Likewise.
11118 * server.c: Likewise.
11120 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11122 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11123 (crti.o): Add build rule and dependencies.
11124 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11126 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11128 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11129 (LIB_LINUX_SPEC): Likewise.
11130 (LIB_LINUX_SPEC): Add support for -pthread
11131 (CPP_OS_LINUX_SPEC): Likewise.
11132 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11135 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11137 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11139 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11140 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11141 for IEEE math and CC_FCOMI.
11142 (put_jump_code): No IEEE if CC_FCOMI is set.
11144 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11146 * fold-const.c (fold_truthop): Make the field reference unsigned
11147 when converting a single bit compare.
11149 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11151 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11153 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11155 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11156 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11159 * reload.c (push_reload): Do not call remove_address_replacements
11160 when presented with identical optional reloads.
11162 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11164 * alpha.h (MASK_FIX, TARGET_FIX): New.
11165 (MASK_*): Reorganize constants.
11166 (CPP_AM_FIX_SPEC): New.
11167 (TARGET_SWITCHES): Add FIX.
11168 (EXTRA_SPECS): Likewise.
11169 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11170 (SECONDARY_MEMORY_NEEDED): Likewise.
11171 (REGISTER_MOVE_COST): Likewise.
11172 * alpha.c (override_options): Add FIX support. Always use
11173 ALPHA_TP_PROG for ev6.
11174 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11175 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11176 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11178 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11180 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11181 something is a candidate for optimize_bit_field_compare.
11183 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11185 * gcc.texi (Passes): Document branch-shortening.
11186 * invoke.texi (Debugging Options): Document the fact that `-dp'
11187 outputs length information for instructions.
11189 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11191 * flow.c: Revert previous delta.
11193 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11195 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11196 FRAME_POINTER_REGNUM.
11197 (mark_set_1): Ditto.
11198 (mark_used_regs): Ditto.
11200 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11202 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11203 (GOT_PCREL): New macro. Define to 1 if not already defined.
11204 * arm/elf.h (GOT_PCREL): Define to 0.
11205 * arm.c (arm_finalize_pic): Take into account the setting of
11208 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11210 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11211 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11213 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11214 store elimination candidates.
11216 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11218 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11221 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11223 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11224 Add use of x-aix41-gld.
11226 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11228 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11229 (ASM_OUTPUT_DESTRUCTOR): Define.
11231 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11233 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11234 last CODE_LABEL in a loop if we have previously passed a jump
11235 to the top of the loop.
11237 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11239 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11240 applying Philip's patch.
11242 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11244 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11247 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11249 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11251 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11253 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11254 Also remove a useless comment.
11256 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11258 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11260 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11262 * collect2.c (main): Only generate import or export file and add
11263 to link arguments if non-empty. Use xmalloc not alloca.
11264 (write_{export,import}_file): Delete.
11265 (write_aix_file): New function.
11266 (locatelib): Use xmalloc not malloc.
11267 (GCC_OK_SYMBOL): Do not check type if aix64.
11269 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11271 Based on patch by Scott Bambrough and Pat Beirne:
11272 * config/arm/arm.c (making_const_table): New variable.
11273 * config/arm/arm.h (making_const_table): Declare.
11274 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11276 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11277 Keep track of when we are building the constant table.
11279 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11281 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11284 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11286 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11289 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11291 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11294 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11296 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11298 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11300 * rs6000.c (output_mi_thunk): Enable full support again.
11302 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11304 * sh.h (BRANCH_COST): Define.
11306 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11308 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11310 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11312 * function.c (assign_stack_local): Align stack slot propertly.
11313 (assign_outer_stack_local): Likewise.
11315 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11317 * expr.h (lang_expand_constant): Declare.
11318 * toplev.c (lang_expand_constant): Define it.
11319 * varasm.c (output_constant): Use it.
11321 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11323 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11324 Change function definitions to K&R style.
11326 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11328 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11330 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11332 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11333 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11334 (several places): omit static initialization
11335 (process): use single fd, since only the read fd is used
11336 * fixinc/gnu-regex.c: define 'const' away, if not supported
11337 * fixinc/procopen.c(several places): omit static initialization
11338 * fixinc/server.c: define 'volitile' away, if not supported
11340 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11342 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11343 asm_fprintf and %L to generate the label name.
11344 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11345 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11347 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11349 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11350 insn for a conditional jump can not be found.
11352 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11354 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11355 on variables in specific sections other than .sbss and .sdata.
11357 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11359 * stmt.c (expand_return): Call start_cleanup_deferral and
11360 end_cleanup_deferral around conditional code.
11362 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11364 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11365 filename lists. Utilizes new "krstr" AutoGen function.
11366 * fixinc/fixincl.x: Rebuilt.
11368 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11370 * i386.c (output_float_compare): Avoid GNU-C extensions.
11372 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11374 * version.c: Bump to distinguish mainline tree from the
11377 See ChangeLog.1 for earlier changes.
11380 add-log-time-format: current-time-string