1 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
3 * haifa-sched.c (schedule_block): Fix thinko.
5 1999-11-03 James McKelvey <mckelvey@fafnir.com>
7 * fixinc/fixincl.c(create_file): Allow for systems that do not have
10 1999-11-03 Philippe De Muyter <phdm@macqel.be>
12 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
13 call `malloc' instead.
15 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
17 * flags.h (flag_renumber_insns): Declare.
18 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
20 * rtl.h (renumber_insns): Change prototype.
21 * toplev.c (flag_renumber_insns): Define.
22 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
24 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
26 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
27 and fpsqrtd. Use them and create fdiv function unit to more
28 accurately represent fpu sqrt pipeline semantics on UltraSparc.
29 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
31 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
33 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
35 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
36 insn into ready list, do not use just a raw swap.
38 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
40 * rtl.h (renumber_insns): New function.
41 (remove_unnecessary_notes): Likewise.
42 * emit-rtl.c (renumber_insns): Define.
43 (remove_unncessary_notes): Likewise.
44 * toplev.c (rest_of_compilation): Remove dead code.
45 Use renumber_insns and remove_unncessary_notes.
47 * gcse.c (struct null_pointer_info): New type.
48 (get_bitmap_width): New function.
49 (current_block): Remove.
50 (nonnull_local): Likewise.
51 (nonnull_killed): Likewise.
52 (invalidate_nonnull_info): Take a null_pointer_info as input.
53 (delete_null_pointer_checks_1): New function.
54 (delete_null_pointer_checks): Use it.
56 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
57 (split_edges): Likewise.
58 (schedule_block): Likewise.
59 (compute_block_backward_dependencies): Likewise.
60 (schedule_region): Likewise.
61 (schedule_insns): Likewise.
63 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
65 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
66 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
67 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
68 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
69 * jump.c (delete_unreferenced_labels): Don't delete if
70 LABEL_ALTERNATE_NAME is set.
71 * print-rtl.c (print_rtx): Dump alternate name.
72 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
73 * rtl.h (LABEL_ALTERNATE_NAME): Define.
74 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
75 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
77 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
79 * fix-header.c (recognized_extern, recognized_function): Constify
82 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
83 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
84 (compute_available): Remove unused variable `last'.
85 (compute_nearerout): Remove unused variable `temp_bitmap'.
86 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
87 Remove unused variable `x'.
89 * scan.h (recognized_function, recognized_extern): Constify a
92 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
94 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
96 * varasm.c (decode_rtx_const): Use XSTR to access the string
99 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
101 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
103 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
105 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
107 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
109 * pa.c (ireg_operand): New function.
110 * pa.h (PREDICATE_CODES): Handle ireg_operand.
111 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
112 Fix out of date comment.
114 * pa.md (negdi2): Turn into expander + anonymous pattern.
116 * reload.c (find_reloads): Fix typos in recent change.
118 * dwarf2out.c: Do not include ctype.h.
120 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
122 * regclass.c (record_reg_classes): Always use may_move_cost when
123 seeing how operand fits with various register classes.
125 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
127 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
128 * toplev.c: Revert Nov 1 13:22 change.
130 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
132 * config/pa/pa.md (height reduction patterns): Add checks for
133 overlapping operands to avoid semantic-destroying splits for
134 height reduction patterns.
136 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
138 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
139 have been an hyphen, fixed.
140 * configure: Rebuilt.
142 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
144 * config/arm/tpe.h: Add prototypes for exported functions.
145 * config/arm/pe.c: Fix compile time warnings.
146 * config/arm/semi.h: Fix compile time warnings.
147 * config/arm/arm.c: Fix compile time warnings.
148 * config/arm/arm.h: Fix compile time warnings.
149 * config/arm/arm.md: Fix compile time warnings.
150 * config/arm/thumb.c: Fix compile time warnings.
151 * config/arm/thumb.h: Fix compile time warnings.
152 * config/arm/thumb.md: Fix compile time warnings.
154 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
156 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
159 * unroll.c (unroll_loop): Remove LOOP notes when loop is
162 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
164 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
166 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
168 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
169 * rtl.h (rtx_equal_p): Move prototype.
170 * rtl.c (rtx_equal_function_value_matters): Move from
172 (rtx_equal_p): Likewise.
173 * rtlanal.c (rtx_equal_function_value_matters): Delete.
174 (rtx_equal_p): Likewise.
176 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
178 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
181 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
183 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
185 * pa.h (ADDR_VEC_ALIGN): Define.
187 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
188 notes when presented with "if (foo) break; end_of_loop" and
189 the break sequence gets moved out of the loop.
191 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
192 Remove explicit zero initializations of entries within MAP.
194 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
196 * reg-stack.c (convert_regs_1): Handle EH edges specially.
198 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
200 * bitmap.h (BITMAP_XMALLOC): New macro.
201 * flow.c (CLEAN_ALLOCA): Remove.
202 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
203 (life_analysis): Likewise.
204 (update_life_info): Don't use CLEAN_ALLOCA.
205 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
206 (calculate_global_regs_live): Likewise.
207 (print_rtl_with_bb): Likewise.
208 (verify_flow_info): Likewise.
209 * global.c (global_alloc): Likewise.
210 (global_conflicts): Likewise.
211 * integrate.c (save_for_inline_nocopy): Likewise.
212 (expand_inline_function): Likewise.
213 * jump.c (jump_optimize_1): Likewise.
214 (duplicate_loop_exit_test): Likewise.
215 (thread_jumps): Likewise.
216 * loop.c (loop_optimize): Likewise.
217 (combine_givs): Likewise.
218 (recombine_givs): Likewise.
219 * reorg.c (dbr_schedule): Likewise.
220 * unroll.c (unroll_loop): Likewise.
222 * combine.c (combine_instructions): Use xmalloc instead of alloca.
224 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
226 * toplev.c (rest_of_compilation): Don't optimize the CFG
227 when rebuilding, just before dbr.
229 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
231 * output.h (assemble_end_function, assemble_destructor,
232 assemble_constructor, assemble_gc_entry, assemble_global,
233 assemble_label, output_constant_pool) Constify a char*.
235 * varasm.c (assemble_destructor, assemble_constructor,
236 assemble_gc_entry, assemble_end_function, assemble_global,
237 assemble_label, output_constant_pool): Likewise.
239 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
241 * config/arm/thumb.c (thumb_expand_prologue): Add comments
242 explaining what is goin on in this function.
244 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
246 * regclass.c (record_reg_classes): In matching case, recompute
247 costs since the direction of movement is different.
249 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
251 * resource.c (mark_target_live_regs): For unconditional branches,
252 the resources found at the branch target should be added to the
253 resources found so far, not intersected.
255 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
257 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
259 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
260 (sys/mman.h): Include this file only if #HAVE_MMAP.
261 (run_compiles): Initialize `esac_fmt' with one old KR string, not
262 with automatically concatenated ANSI strings.
264 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
266 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
267 (DIV_ROUND_UP): Robustify.
268 (ggc_recalculate_in_use_p): New function.
269 (release_pages): Don't inline it.
270 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
272 (ggc_pop_context): Use ggc_recalculate_in_use_p.
273 (clear_marks): Always save in_use_p.
274 (sweep_pages): Use ggc_recalculate_in_use_p.
275 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
276 Release pages before counting statistics.
278 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
280 * toplev.c (rest_of_compilation): Fix thinko in this change:
282 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
284 (rest_of_compilation): If inside an inlined external function,
285 pretend we are just being declared.
287 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
289 * flow.c (calculate_global_regs_live): Fix thinko.
291 * integrate.c (expand_inline_function): Fix bugs in previous
292 change from Oct 28, 1999.
294 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
296 * stmt.c (expand_value_return): Fix typo in this change:
298 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
299 (expand_value_return): Correctly convert VAL when promoting function
300 return; support RETURN_REG being a PARALLEL.
302 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
304 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
306 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
308 * hard-reg-set.h (reg_names): Constify a char*.
310 * regclass.c (reg_names): Likewise.
312 * regs.h (reg_names): Likewise
314 * a29k/a29k.c (reg_names): Delete declaration.
316 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
318 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
319 arc_output_function_epilogue): Likewise.
321 * elxsi/elxsi.c (reg_names): Likewise.
323 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
325 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
328 * m88k/m88k.c (output_function_profiler): Likewise.
330 * sparc/sparc.c (sparc_flat_output_function_prologue,
331 sparc_flat_output_function_epilogue): Likewise.
333 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
335 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
336 warning from -Wuninitialized and put it under -W.
337 * function.c (uninitialized_vars_warning): Warn only when the
338 corresponding flag is set.
340 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
342 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
343 is nonzero and the single set does not have an elt, then assign
346 * simplify-rtx.c: New file.
347 * Makefile.in (OBJS): Add simplify-rtx.o
348 (simplify-rtx.o): Add dependencies.
349 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
350 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
351 (cse_gen_binary, simplify_unary_operation): Delete.
352 (simplify_binary_operation, simplify_plus_minus): Likewise.
353 (check_fold_consts, simplify_relation_operation): Likewise.
354 (simplify_ternary_operation): Likewise.
355 (delete_trivially_dead_insns): Simplify the contents of the
356 REG_EQUAL note before trying to substitute it into the source
357 of the reg-reg copy at the end of a libcall sequence.
359 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
360 references/callers changed.
362 * mn10200.c (mn10200_va_arg): Force the return value into a
365 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
367 * cccp.c (macroexpand): Avoid out of range accesses for omitted
370 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
372 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
374 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
376 * fold-const.c (fold): Fix thinko when optimizing comparisons
379 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
381 * gcc.texi (Passes): Update front-end files to their current
384 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
386 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
387 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
388 (PREDICATE_CODES): Add addition_operation.
389 * alpha-protos.h (addition_operation): Declare.
390 (secondary_reload_class): Likewise.
391 * alpha.c (addition_operation): New.
392 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
393 * alpha.md (adddi3): Turn into expander.
394 (*lda, *adddi_2): New.
395 (movsf, movdf patterns): Don't preference integer regs.
396 (movsi, movdi patterns): Don't preference fp regs.
398 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
400 * genrecog.c (write_switch): Check for duplicate CODE cases.
402 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
404 * ggc-common.c: Update pre-function commentary.
405 * ggc-page.c: Likewise.
407 (poison_pages): Use memset directly.
408 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
409 (ggc_collect): Poison before sweeping.
410 * ggc-simple.c: Update pre-function commentary.
411 (ggc_alloc_obj): Poison non-zeroed memory.
413 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
415 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
416 match format string, even on 64-bit hosts.
417 * gcc-page.c (ggc_page_print_statistics): Likewise.
419 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
421 * config/i386/i386.c (ix86_cpu): Revert last patch.
422 * config/i386/i386.h (ix86_cpu): Ditto.
424 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
426 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
427 TYPE_SIZE, convert type of result to sizetype.
429 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
431 * flow.c (count_or_remove_death_notes): Equate NULL with the
434 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
435 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
438 * i386.c (pic_label_no): Delete.
439 (ix86_attr_length_default): Don't use single_set to peek
442 * recog.c (peephole2_optimize): Allow recog_next_insn to index
443 the first insn after bb->end.
444 * i386.md (push mem peeps): Scratch is live after evaluation
446 (cmp mem peep): Similarly.
448 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
450 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
451 * function.c (pad_to_arg_alignment): Add missing braces.
453 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
455 * alpha/alpha-protos.h (literal_section): Add prototype.
456 (alpha_need_linkage, alpha_start_function,alpha_end_function):
459 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
461 (alpha_start_function, alpha_end_function, float_strings,
462 alpha_need_linkage): Constify a char*
464 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
466 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
468 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
470 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
472 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
474 * flow.c (debug_flow_info): Add prototype.
476 * gcc.c (main): Likewise.
478 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
481 * reload1.c (failed_reload, set_reload_reg): Likewise.
483 * mips-tfile.c (main): Likewise.
484 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
485 with ATTRIBUTE_NORETURN.
487 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
489 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
490 DECL is not a memory ref.
492 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
494 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
495 * config/i386/i386.c (ix86_cpu): Add extern attribute.
497 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
499 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
500 * config/mips/elf64.h: ditto.
502 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
504 * expr.c (emit_push_insn): New argument alignment_pad.
505 Update all callers. Adjust stack pointer based on alignment pad.
506 * function.c (pad_to_arg_alignment): New argument alignment_pad.
507 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
508 (locate_and_pad_parm): New argument alignment_pad. Update all
510 * expr.h (emit_push_insn): Update prototype.
511 (locate_and_pad_parm): Update prototype.
512 * calls.c (arg_data): Add new field alignment_pad.
513 (initialize_argument_information): Initialize alignment_pad.
515 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
517 * except.c (free_eh_nesting_info): Free the info itself.
518 * function.c (free_after_compilation): Don't free NULL.
519 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
520 (pre_edge_insert): Free inserted.
521 * stmt.c (free_stmt_status): Don't free NULL.
523 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
525 * gcov.c (DIR_SEPARATOR): Provide default.
526 (output_data): Add test for MS-DOS format absolute filename.
527 (fancy_abort): Correct program name.
528 (open_files): Open all files in binary mode.
529 * libgcc2.c (__bb_exit_func): Likewise.
531 * profile.c (init_branch_prob): Specify binary when opening files.
533 * flags.h (flag_unwind_tables): New decl.
534 * toplev.c (flag_unwind_table): New definition.
535 (f_options): Add -funwind-tables.
536 (decode_g_option): Clarify warning when unknown -g option is given.
537 (rest_of_compilation): If inside an inlined external function,
538 pretend we are just being declared.
540 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
541 (dwarf2out_frame_finish): Likewise.
543 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
545 * fold-const.c (merge_ranges): In not in0, but in1, handle
546 upper bounds equal like subset case.
548 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
550 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
551 passed in a register but moved to the stack.
553 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
555 * gcc.c (pass_exit_codes, greatest_status): New variables.
556 (struct option_map): Add entry for "--pass-exit-codes".
557 (execute): Update greatest_status if error.
558 (display_help): Add documentation for -pass-exit-codes.
559 (process_command): Handle -pass-exit-codes.
560 (main): Look at pass_exit_codes and greatest_status on call to exit.
562 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
564 * reload.c (find_reloads): Refine test for no input reload
565 case to not includes reloads emitted after insn.
567 * function.c (find_temp_slots_from_address): Handle sum involving
568 a register that points to a temp slot.
569 (update_temp_slot_address): Make recursive call if both old and
570 new are PLUS with a common operand.
571 * calls.c (expand_call): Mark temp slot for result as having
574 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
576 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
577 component as well as "BINUTILS".
579 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
580 * integrate.c (copy_rtx_and_substitute): Likewise.
581 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
583 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
585 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
586 gdb extensions, write size of type; also be more consistent
587 in using references when this is a subtype.
589 * pa.md (extv, extzv, insv): Use define_expand to reject constant
590 that is out of range.
592 * loop.c (unknown_constant_address_altered): New variable.
593 (prescan_loop): Initialize it.
594 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
595 (invariant_p, case MEM): Remove handling for volatile and readony;
596 check new variable if readonly.
597 (check_dbra_loop): Chdeck unknown_constant_address_altered.
599 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
600 (addr_affects_sp_p): Removed from note_mem_written and only
601 define #ifdef AUTO_INC_DEC.
603 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
605 * regclass.c (record_reg_classes): Properly handle register move
608 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
609 Don't think valid if both operands are invalid.
610 (struct constant_descriptor): New field RTL.
611 (mark_const_hash_entry): Mark it.
612 (record_constant{,_rtx}): Initialize it.
613 (output_constant_def): Allocate RTL in permanent obstack and
615 ({record,compare}_constant_1): Modes must match for
616 CONSTRUCTOR of ARRAY_TYPE.
618 * c-common.h (initializer_constant_valid_p): Delete decl from here.
619 * output.h (initializer_constant_valid_p): Move decl to here.
620 * c-common.c (initializer_constant_valid_p): Delete function from here.
621 * varasm.c (initializer_constant_valid_p): Move function to here.
623 * tree.h (STRIP_SIGN_NOPS): New macro.
624 * fold-const.c (optimize_minmax_comparison): New function.
625 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
626 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
627 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
628 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
629 widening conversions.
630 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
631 to look at size of mode, not precision of type; also add missing cases.
632 (optimize_bit_field_compare, decode_field_reference): Don't try to
633 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
635 * dwarf2out.c (ctype.h): Include.
636 (dwarf2out_set_demangle_name_func): New function.
637 (size_of_line_info): Deleted.
638 (output_line_info): Compute size of line info table from difference
640 (base_type_die, add_name_attribute): Call demangle function, if any.
641 (field_byte_offset): Use bits per word for variable length fields.
642 (gen_array_type_die): Add array name.
643 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
644 (dwarf2out_add_library_unit_info): New function.
646 * explow.c (set_stack_check_libfunc): New function.
647 (stack_check_libfunc): New static variable.
648 (probe_stack_range): Allow front-end to set up a libfunc to call.
650 * combine.c (simplify_comparison): When making comparison in wider
651 mode, check for having commuted an AND and a SUBREG.
652 (contains_muldiv): New function.
653 (try_combine): Call it when dividing a PARALLEL.
654 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
655 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
657 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
658 use one of the CLOBBERs instead.
659 (if_then_else_cond): If comparing against zero, just return thing
662 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
663 Don't generate shifts and subtract if have conditional arithmetic.
665 * rtl.h (delete_barrier): New declaration.
666 * jump.c (jump_optimize): Set up to handle conditional call.
667 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
668 (delete_barrier): New function.
670 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
672 * recog.c (nonmemory_operand): Accept ADDRESSOF.
674 * tree.c (build_type_attribute_variant): Push to obstack of
675 ttype around type_hash_canon call.
677 * expr.c (placeholder_list): Move decl to file scope.
678 (expand_expr): Don't force access to volatile just because its
680 If ignoring reference operations, just expand the operands.
681 (expand_expr, case COMPONENT_REF): Propagate
682 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
683 Refine test for using bitfield operations vs pointer punning.
684 (expand_expr, case CONVERT_EXPR): If converting to
685 BLKmode UNION_TYPE from BLKmode, just return inner object.
686 Use proper mode in store_field call.
687 Properly set sizes of object to store and total size in store_field
688 call for convert to union.
689 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
690 memory (like for ADDR_EXPR). Also, don't put constant in register if
691 we'll want it in memory.
692 (readonly_fields_p): New function.
693 (expand_expr, case INDIRECT_REF): Call it if LHS.
694 (expand_assignment): Handle a RESULT_DECL where
695 DECL_RTL is a PARALLEL.
696 (do_jump, case WITH_RECORD_EXPR): New case.
697 (get_inner_reference): Always go inside a CONVERT_EXPR
698 and NOP_EXPR if both modes are the same.
699 (store_field): Use bitfield operations if size of bitsize is not same
700 as size of RHS's type.
701 Check for bitpos not a multiple of alignment in BLKmode case.
702 Do block move in largest possible alignment.
703 (store_constructor): Set BITSIZE to -1 for variable size and properly
704 in case of array of BLKmode.
705 (expand_expr_unaligned): New function.
706 (do_compare_and_jump): Call it.
708 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
709 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
710 does not include 'o'.
712 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
713 both SET_DEST and SET_SRC reference a virtual register.
714 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
716 * integrate.c (expand_inline_function): Handle case of setting
717 virtual stack vars register (from built in setjmp); when parameter
718 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
719 (subst_constant): Add new parm, MEMONLY.
720 (expand_inline_function, integrate_parm_decls): Pass new parm.
721 (integrate_decl_tree): Likewise.
722 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
723 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
724 (copy_rtx_and_substitute, case SET): Add explicit calls to
725 copy_rtx_and_substitute for both sides.
727 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
729 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
730 within INDEX_TYPE, instead of before.
731 (fixup_gotos): Use f->target_rtl, not the next insn,
732 since latter may be from a later fixup.
733 (expand_value_return): Correctly convert VAL when promoting function
734 return; support RETURN_REG being a PARALLEL.
735 (expand_return): When checking for result in regs and having
736 cleanup, consider PARALLEL in DECL_RTL as being in regs.
738 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
740 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
741 last_nominal_fname): Mark const.
742 (struct include_hash: name, nshort, control_macro): Mark
744 (struct macrodef: symnam): Mark const.
745 (struct if_stack: fname): Mark const.
746 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
747 (IStable): New character-syntax array which encompasses all
748 the old is_foo arrays.
749 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
750 is_space): New macros for interrogating IStable.
751 (check_macro_name): Kill last argument. All callers changed.
753 * cppinit.c (initialize_char_syntax): Delete.
754 (is_idchar, is_idstart, is_hor_space, is_space,
755 trigraph_table): Delete.
756 (IStable): New. Initialize with clever macros to avoid
757 information duplication.
758 (builtin_array): Table of builtins to get rid of explicit list
759 in initialize_builtins.
760 (initialize_builtins): Use builtins_array.
761 (cpp_start_read): Call init_IStable, and set IStable['$'] if
762 opts->dollars_in_ident.
764 * cppexp.c: Change all refs to is_xyz[] arrays to use new
766 (cpp_parse_expr): Avoid 'format string is not constant'
767 warning. Use ISGRAPH to identify printable chars.
768 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
770 (read_and_prescan): Map trigraphs to chars with open-coded
771 if-else-if-... sequence, not a lookup table.
772 * cpphash.c: Change all refs to is_xyz[] arrays to use new
774 * cpplib.c: Change all refs to is_xyz[] arrays to use new
775 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
776 (check_macro_name): Remove ability to report an invalid
777 assertion name, which is never used.
778 (do_line): Constify a couple of char *'s.
779 * cppmain.c (main): Call cpp_cleanup before returning.
781 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
783 * ggc.h (struct ggc_statistics): New type.
784 (ggc_get_size): New function.
785 (ggc_print_statistics): Likewise.
786 * ggc-common.c (ggc_stats): New variable.
787 (ggc_mark_rtx_children): Keep statistics.
788 (ggc_mark_tree_children): Likewise.
789 (ggc_print_statistics): New function.
790 * ggc-page.c (struct globals): Add bytes_mapped field.
791 (alloc_anon): Update it.
792 (release_pages): Likewise.
793 (ggc_get_size): New function.
794 (ggc_page_print_statistics): New function.
795 * ggc-simple.c (ggc_get_size): New function.
797 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
799 * flow.c (propagate_block): When the last reference to a label
800 before an ADDR_VEC is deleted because the reference is a dead
801 store, delete the ADDR_VEC.
803 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
805 * resource.c (find_free_register): Don't use the frame pointer
806 if frame_pointer_needed.
808 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
810 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
811 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
813 * config/i960/i960.c (i960_va_start): New locals base, num.
814 Use INDIRECT_REF instead of ARRAY_REF on valist.
815 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
817 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
819 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
821 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
823 * tree.def (PLACEHOLDER_EXPR): Update comments.
825 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
827 * c-common.c (check_format_info): Avoid non-literal format string
828 warnings when `first_arg_num' is zero.
830 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
832 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
834 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
836 * arm.md (casesi_insn): Add a clobber of the condition code
839 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
841 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
842 used by both cc1 and cc1plus.
844 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
846 * config/arm/arm.c: Initialise arm_structure_size_boundary to
847 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
848 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
849 to the value 32 if it has not already been defined.
850 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
851 Override definition in arm.h with a value of 8.
853 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
855 * c-pragma.c (push_alignment): Don't check the return value
858 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
860 * sparc.h (ADJUST_COST): Fix thinko.
862 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
864 * cccp.c (rescan): Fixed obp pointer handling around call to
865 check_expand subroutine.
867 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
869 * gcse.c (delete_null_pointer_checks): Only record non-null info
870 for pseudos when examining stores.
872 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
873 splitters for these patterns. Use "#" for output templates.
874 (addsi3_carryin_shift): New pattern.
876 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
878 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
879 of the function return register into a plain REG until
880 after function inlining is done.
882 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
884 * jump.c (jump_optimize_1): If we did cross-jumping, and
885 the data will matter, rebuild the CFG.
886 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
887 not optimizing. Don't run shorten_branches.
888 * toplev.c (rest_of_compilation): Run shorten_branches after
891 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
893 * rtl.h (note_stores): Add additional paramter.
894 * rtlanal.c (reg_set_p_1): Take additional paramter.
895 (reg_set_last_1): Likewise.
896 (reg_set_p): Adjust call to note_stores.
897 (reg_set_last): Likewise.
898 (note_stores): Pass data parameter to worker function.
899 * alias.c (record_set): Take additional parameter.
900 (init_alias_analysis): Pass it.
901 * caller-save.c (mark_set_regs): Take additional parameter.
902 (save_call_clobbered_regs): Pass NULL to note_stores.
903 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
905 (record_dead_and_set_regs_1): Likewise.
906 (reg_dead_at_p_1): Likewise.
907 (combine_instructions): Adjust calls to note_stores.
908 (try_combine): Likewise.
909 (record_dead_insn): Remove.
910 (record_dead_and_set_regs): Adjust calls to note_stores.
911 (reg_dead_at_p): Likewise.
912 * cse.c (invalidate_skipped_set): Take additional parameter.
913 (cse_check_loop_start): Likewise.
914 (cse_check_loop_start_value): Remove.
915 (cse_set_around_loop): Adjust calls to note_stores.
916 * flow.c (notice_stack_pointer_modification): Take additional
917 parameter. Remove duplicate declaration.
918 (record_volatile_insns): Adjust calls to note_stores.
919 * gcse.c (record_set_info): Take additional parameter.
920 (record_last_set_info): Likewise.
921 (invalidate_nonnull_info): Likewise.
922 (record_set_insn): Remove.
923 (compute_sets): Adjust calls to note_stores.
924 (last_set_insn): Remove.
925 (compute_hash_table): Adjust calls to note_stores.
926 (insert_insn_end_bb): Likewise.
927 (delete_null_pointer_checks): Likewise.
928 * global.c (mark_reg_store): Take additional parameter.
929 (mark_reg_clobber): Likewise.
930 (reg_becomes_live): Likewise.
931 (global_conflicts): Adjust calls to note_stores.
932 (build_insn_chain): Likewise.
933 * integrate.c (note_modified_parmregs): Take additional parameter.
934 (mark_stores): Likewise. Make it static.
935 (save_for_inline_nocopy): Adjust calls to note_stores.
936 (try_constants): Likewise.
937 * integrate.h (mark_stores): Remove declaration.
938 * jump.c (mark_modified_reg): Take additional parameter.
939 (thread_jumps): Adjust calls to note_stores.
940 * local-alloc.c (validate_equiv_mem_from_store): Take additional
942 (no_equiv): Likewise.
943 (reg_is_set): Likewise.
944 (validate_equiv_mem): Adjust calls to note_stores.
945 (update_equiv_regs): Likewise.
946 (block_alloc): Likewise.
947 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
948 (note_addr_stored): Take additional parameter.
949 (note_set_pseudo_multiple_uses): Likewise.
950 (record_initial): Likewise.
951 (prescan_loop): Adjust calls to note_stores.
952 (strength_reduce): Likewise.
953 (check_dbra_loop): Likewise.
954 * regmove.c (flags_set_1): Take additional paramter.
955 (mark_flags_life_zones): Adjust calls to note_stores.
956 * reload1.c (mark_not_eliminable): Take additional parameter.
957 (forget_old_reloads_1): Likewise.
958 (reload_cse_invalidate_rtx): Likewise.
959 (reload_cse_check_clobber): Likewise.
960 (reload_combine_note_store): Likewise.
961 (move2add_note_store): Likewise.
962 (reload): Adjust calls to note_stores.
963 (reload_as_needed): Likewise.
964 (emit_reload_insns): Likewise.
965 (reload_cse_regs_1): Likewise.
966 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
967 (reload_combine): Adjust calls to note_stores.
968 * resource.c (update_live_status): Take additional paramter.
969 (mark_target_live_regs): Adjust calls to note_stores.
970 * stupid.c (find_clobbered_regs): Take additional parameter.
971 (stupid_life_analysis): Adjust calls to note_stores.
973 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
975 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
978 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
981 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
982 of the variable arm_structure_size_boundary.
984 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
986 * alias.c (init_alias_analysis): Allocate reg_known_value and
987 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
989 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
990 * cse.c (cse_main): Call end_alias_analysis.
991 * haifa-sched.c (schedule_insns): Likewise.
992 * local-alloc. (update_equiv_regs): Likewise.
993 * reload1.c (reload_cse_regs): Likewise.
995 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
997 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
998 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
999 mapping from MASK_FPU.
1001 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1003 * sparc.md (call): Don't bound structure return size to 0xfff.
1005 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1007 * resource.c (mark_target_live_regs): Check that the target
1008 insn wasn't created after compute_bb_for_insn.
1010 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1012 * ggc-page.c (poison_pages): Don't be overzealous.
1014 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1016 * alias.c: Update comments for ADDRESS.
1017 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1018 it is a local memory reference.
1020 * c-typeck.c (build_function_call): Check that the built-in
1021 function is of class BUILT_IN_NORMAL before trying to recongize
1023 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1024 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1026 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1028 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1030 (pre_gcse): Likewise.
1031 (hoist_expr_reaches_here_p): Likewise.
1032 (hoist_code): Likewise.
1033 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1035 (pre_expr_reaches_here_p_work): ... here.
1036 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1038 (expr_reaches_here_p_work): ... here.
1040 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1042 * resource.c (find_basic_block): Delete.
1043 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1044 (init_resource_info): Call compute_bb_for_insn.
1046 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1048 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1049 with already adjacent blocks, but no fallthru.
1050 (merge_blocks_move_successor_nojumps): Simplify.
1051 (debug_flow_info): New.
1053 * toplev.c (rest_of_compilation): Open jump1 dump file before
1054 jump and close after, as opposed to just using dump_rtl.
1056 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1058 * reload.h (earlyclobber_operand_p): Declare.
1059 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1060 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1061 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1062 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1064 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1065 Richard Henderson <rth@cygnus.com>
1067 * emit-rtl.c (emit_block_insn_before): New.
1068 (emit_block_insn_after): New.
1069 * basic-block.h: Declare them.
1071 * bitmap.h: Protect from multiple inclusion.
1073 * recog.c (scratch_operand): Handle VOIDmode correctly.
1075 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1077 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1078 * function.c (assign_parms): Likewise.
1079 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1081 * reg-stack.c (max_uid): Remove.
1082 (blocks, block_begin, block_end, block_drops_in): Remove.
1083 (block_stack_in, block_out_reg_set, block_number): Remove.
1084 (struct block_info_def, BLOCK_INFO): New.
1085 (enum emit_where): New.
1086 (current_block): New.
1087 (BLOCK_NUM): Remove.
1088 (mark_regs_pat, record_label_references): Remove.
1089 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1091 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1092 (reg_to_stack): Simplified test for existance of fp code. Use
1093 flow.c code. Call shorten_branches after cross-jump opt.
1094 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1095 Return false if the asm doesn't use stack regs. Don't do life
1096 analysis on the asm.
1097 (emit_pop_insn): Replace function pointer arg `when' with
1098 enum `where'. Update all callers.
1099 (change_stack): Likewise. Update basic block end.
1100 (emit_swap_insn): Use current_block->head to limit reverse search
1101 for start of block. Use emit_block_insn_after.
1102 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1103 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1104 structure assignment instead of bcopy.
1106 (convert_regs_entry, convert_regs_exit): New.
1107 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1108 Work on basic blocks and the CFG.
1109 (convert_regs): Use them.
1111 * i386.c (output_fix_trunc): Remove code for DImode input operand
1112 not at top-of-stack.
1113 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1115 (fix_truncdi_1): Allow any mode scratch.
1117 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1119 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1120 * linux.h, netbsd.h, vms.h: Not here.
1122 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1124 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1125 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1126 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1127 CONDITIONAL_REGISTER_USEAGE): Use them.
1128 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1129 gen_conditional_branch,override_options) : Use them.
1130 * config/mips/mips.md : Use them.
1132 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1134 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1136 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1138 * integrate.c (function_cannot_inline_p): Don't allow inlining
1141 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1143 * c-parse.in (cast_expr): Constify.
1145 * cccp.c (special_symbol): Likewise.
1147 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1149 * dwarf2out.c (base_type_die): Likewise.
1151 * global.c (allocno_compare): Likewise.
1153 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1155 * regclass.c (fix_register): Likewise.
1157 * rtl.h (fix_register): Likewise.
1159 * stupid.c (stupid_reg_compare): Likewise.
1161 * toplev.c (decode_f_option): Likewise.
1163 * tree.c (build_complex_type): Likewise.
1165 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1167 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1169 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1171 * reload.c (find_reloads): Compute mode and nregs fields of all
1173 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1174 (calculate_needs): Use precomputed mode/nregs values.
1175 (allocate_reload_reg): Likewise.
1177 (failed_reload, set_reload_reg): ... new functions.
1178 (choose_reload_regs_init): New function, mostly broken out from...
1179 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1180 Also lose one #if 0 block.
1182 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1184 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1187 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1189 * tree.h (BLOCK_TYPE_TAGS): Remove.
1190 (BLOCK_END_NOTE): Likewise.
1191 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1192 (BLOCK_LIVE_RANGE_START): Likewise.
1193 (BLOCK_LIVE_RANGE_END): Likewise.
1194 (tree_block): Remove live_range_flag, live_range_var_flag, and
1195 type_tags. Remove end_note, live_range_start, and live_range_end.
1196 (remember_end_note): Remove prototype.
1197 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1198 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1200 * ggc-common.c (ggc_mark_tree_children): Don't mark
1201 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1202 * integrate.c (adjust_copied_decl_tree): Remove.
1203 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1204 * stmt.c (last_block_end_note): Remove.
1205 (init_stmt): Don't add a GC root for it.
1206 (expand_fixup): Don't set it.
1207 (remember_end_note): Remove.
1208 (expand_end_bindings): Don't set last_block_end_note.
1210 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1212 * reload1.c (reload_reg_free_for_value_p): Show
1213 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1216 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1218 * expmed.c (extract_bit_field): Allow for the case of non-integer
1219 objects that are smaller than a word (like SFmode on a 64-bit
1222 * loop.c (basic_induction_var): A non-integer variable which is
1223 being set by a paradoxical subreg is probably not a biv.
1225 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1227 * prefix.c (translate_name) Check for empty prefix string.
1229 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1231 * Makefile.in (CPP_CROSS_NAME): New variable.
1232 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1234 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1235 names of the files to be uninstalled.
1237 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1239 * collect2.c (IS_DIR_SEPARATOR): Define.
1240 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1242 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1245 * haifa-sched.c (add_dependence): Update the true dependency
1246 cache the first time we add a true dependence to the LOG_LINKS chain.
1248 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1250 * fold-const.c (fold): Fix comment.
1252 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1254 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1255 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1256 dbxout_start_new_source_file, dbxout_source_file,
1257 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1258 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1260 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1261 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1262 (dbxout_block): Initialize variable `blocknum'.
1264 * dbxout.h (dbxout_init, dbxout_finish,
1265 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1266 dbxout_args, dbxout_source_line): Constify a char*.
1268 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1269 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1270 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1271 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1272 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1273 src_info_attribute, mac_info_attribute, producer_attribute,
1274 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1275 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1276 dwarfout_undef): Constify a char*.
1277 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1279 * dwarfout.h (dwarfout_define, dwarfout_undef,
1280 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1282 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1284 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1285 (MULTILIB_ISA_DEFAULT): New.
1286 (MULTILIB_DEFAULTS): Use it.
1287 * config/mips/mips.c (): Remove the now unnecessary definition
1288 of MIPS_ISA_DEFAULT.
1289 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1290 unnecessary definition.
1292 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1294 * arm.md (pic_load_addr): Add constraints to operand 1.
1296 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1298 * fixinc/genfixes: Provide a means for specifying -D options to
1301 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1303 * arm.c (arm_override_options): Correct initialization of
1304 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1305 arm_is_strong, and arm_is_6_or_7.
1307 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1308 (note_set_pseudo_multiple_uses): New function.
1309 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1310 if a pseudo set in the loop exit is used elsewhere.
1312 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1314 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1316 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1318 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1319 a single load-address pattern.
1321 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1323 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1324 depending on whether or not line-number notes are present.
1326 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1328 * cccp.c (progname, file_buf, default_include, include_file,
1329 macrodef, definition, hashval, wchar_type, user_label_prefix,
1330 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1331 expand_to_temp_buffer, is_system_include, base_name,
1332 absolute_filename, read_name_map, open_include_file,
1333 record_control_macro, check_precompiled, check_preconditions,
1334 pcfinclude, pass_thru_directive, create_definition,
1335 check_macro_name, comp_def_part, collect_expansion,
1336 check_assertion, read_token_list, assertion_install,
1337 assertion_lookup, eval_if_expression, conditional_skip,
1338 validate_else, skip_quoted_string, quote_string, macarg1,
1339 error_from_errno, install, lookup, hashf, dump_defn_1,
1340 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1341 check_white_space, rescan, handle_directive, monthnames,
1342 special_symbol, do_include, remap_include_file, write_output,
1343 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1344 do_ident, do_sccs, do_xifdef, skip_if_group,
1345 output_line_directive, macroexpand, macarg, change_newlines,
1346 initialize_builtins, make_definition): Constify a char*.
1348 * pcp.h (stringdef): Likewise.
1350 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1352 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1355 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1356 Richard Henderson <rth@cygnus.com>
1358 * alias.c: Include ggc.h.
1359 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1360 (record_set): Verify enough room in reg_base_value.
1361 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1362 Register it as a GC root.
1363 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1364 * Makefile.in (alias.o): Depend on ggc.h.
1366 * unroll.c (unroll_loop): Verify the insn before a barrier
1367 is a JUMP_INSN before checking JUMP_LABEL.
1369 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1371 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1372 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1373 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1374 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1375 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1376 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1378 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1380 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1382 * alpha/alpha-interix.h (text_section): Delete prototype.
1383 * alpha/elf.h (text_section): Likewise.
1384 * arm/linux-elf.h (text_section): Likewise.
1385 * arm/linux-telf.h (text_section): Likewise.
1386 * c4x/c4x.h (text_section): Likewise.
1387 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1388 * elfos.h (text_section): Likewise.
1389 * i386/aix386ng.h (text_section): Likewise.
1390 * i386/i386-interix.h (text_section): Likewise.
1391 * i386/sco5.h (text_section): Likewise.
1392 * i386/svr3gas.h (text_section): Likewise.
1393 * nextstep.h (text_section): Likewise.
1394 * psos.h (text_section): Likewise.
1395 * ptx4.h (text_section): Likewise.
1396 * svr3.h (text_section): Likewise.
1397 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1399 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1401 * final.c (peephole): Delete prototype.
1403 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1404 (pre_insert_copies): Remove unused variable `bb'.
1406 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1409 * output.h (peephole): Add prototype.
1411 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1413 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1416 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1418 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1419 for inlined declarations.
1421 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1423 * arm.c (logical_binary_operator): New fucntion.
1424 * arm.h (logical_binary_operator): Declare it.
1425 (PREDICATE_CODES): Handle logical_binary_operator.
1426 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1427 output constraints. Add appropriate splitters.
1428 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1429 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1430 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1432 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1434 * genoutput.c (struct operand_data): New elt eliminable.
1435 (output_operand_data): Write it.
1436 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1437 (compare_operands): Take it into account.
1438 * recog.h (struct insn_operand_data): New elt eliminable.
1439 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1441 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1442 (eliminate_regs): Move code that detects changes to elimination
1443 target regs into new function elimination_effects.
1444 Delete one #if 0 block.
1445 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1446 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1447 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1448 Only call eliminate_regs for real operands of the insn, not for parts
1449 of its structure or parts matched by things like match_operator.
1450 Use elimination_effects and check_eliminable_occurrences. Use
1451 copy_insn to duplicate the pattern when not in the final pass.
1453 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1455 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1458 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1460 * fixinc/README: document the "mach" machine matching test
1461 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1462 * fixinc/fixtests.c: Implement the #else/#endif label test
1463 * fixinc/inclhack.def: utilize these tests and fixes
1464 * fixinc/inclhack.sh: regen
1465 * fixinc/fixincl.x: regen
1466 * fixinc/fixincl.sh: regen
1468 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1470 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1473 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1475 * gcc.1: Document exit codes.
1477 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1479 * calls.c: Include tm_p.h later, so everything we need is defined.
1481 * function.c: Likewise.
1483 * except.c: Include tm_p.h.
1485 * sparc.c: Likewise.
1486 (dwarf2out_cfi_label): Don't prototype.
1487 (check_return_regs, epilogue_renumber,
1488 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1489 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1490 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1491 ultra_schedule_insn): Add static prototype.
1492 (data_segment_operand, text_segment_operand): Call itself with the
1493 proper number of arguments.
1494 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1496 * sparc.h: Move all declarations to sparc-protos.h.
1497 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1500 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1502 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1504 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1505 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1506 ASM_OUTPUT_ASCII): Constify a char*.
1508 * sparc-protos.h: New file for sparc prototypes.
1510 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1512 * function.c (record_insns, contains): Always declare and define.
1513 (record_insns): Mark with ATTRIBUTE_UNUSED.
1515 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1517 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1518 to .section when outputting a .bss section to deal with multiple
1519 .bss input sections (as happens with -fdata-sections)
1520 Also output %progbits, not @progbits so the assembler doesn't treat as
1522 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1524 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1525 thumb parts even when building with non-thumb CPUs, by forcing
1528 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1530 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1531 (movdf_const_intreg_sp64): Similarly.
1533 * local-alloc.c (update_equiv_regs): Check the correct insn
1534 for pre-existing REG_EQUIV notes.
1536 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1538 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1539 block reached by a branch if we're not going to actually process
1542 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1544 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1545 a local extern function declaration.
1547 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1549 * i386.c (ix86_expand_prologue): Properly wrap USE around
1550 reg for CALL_INSN_FUNCTION_USAGE.
1552 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1554 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1555 move between GP_REGs.
1557 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1559 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1560 the mode size when finding out if an offset is legal.
1562 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1564 * basic-block.h (PROP_*): Move constants from ...
1566 (compute_bb_for_insn): Free the array before reallocating.
1567 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1568 (allocate_reg_life_data): Reset all reg variables collected by
1570 (get_block_head_tail): Don't convert from bb to block.
1571 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1572 (find_insn_reg_weight): Take block not bb.
1573 (schedule_block): Don't set block num for moved insns.
1574 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1575 (schedule_insns): Do it here instead.
1576 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1577 before update_life_info.
1578 * recog.c (split_all_insns, peephole2_optimize): Update for
1579 new arg to update_life_info.
1580 * rtlanal.c (remove_note): Cope with NULL note.
1581 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1584 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1586 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1588 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1589 block records so that merge_blocks_nomove will clean up correctly.
1590 (split_edge): Handle casesi insns.
1592 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1594 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1596 * pa.md (call, call_value): Do not emit a blockage after restoring
1599 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1601 * c-typeck.c (c_expand_asm_operands): Fix typo.
1603 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1605 * arm.c (fpu_rhs_operand): Verify modes.
1606 (fpu_add_operand): Likewise.
1607 (di_operand): Likewise.
1608 (soft_df_operand): Likewise.
1610 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1612 * arm.c (arm_return_in_memory): APCS rules state that the elements
1613 of a structure returned in a register must be 'integer-like'.
1615 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1617 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1618 in the source tree when the generated targets are out of date
1619 * fixinc/genfixes: Alter it to run individual fixes for make.
1620 * fixinc/README: rewrite
1621 * fixinc/inclhack.def: moved initial comments to README
1623 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1625 * toplev.c (main): Do not generate an error message if an
1626 unrecognised command line switch is recognisable by another
1627 language. If extra_warnings are enabled, then generate a
1628 warning message instead.
1630 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1632 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1633 (insert_pack_attributes): Delete prototype.
1635 * c-pragma.c (default_alignment): New static variable.
1636 (push_alignment): Initialize to current effective alignment.
1637 (pop_alignment): Use to set new alignment.
1638 (insert_pack_attributes): Delete function.
1639 (handle_pragma_token): Set default_alignment as well each time
1640 a #pragma pack(<n>) is encountered.
1642 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1644 * reg-stack.c (stack_result): Aggregates are not returned in
1647 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1649 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1651 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1653 * basic-block.h (set_block_num): Declare.
1654 * flow.c (update_life_info): Don't call compute_bb_for_insn
1655 or free_basic_block_vars.
1656 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1657 (insn_orig_block): Remove.
1658 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1659 (schedule_block): Keep BLOCK_NUM up-to-date.
1660 (schedule_insns): Use compute_bb_for_insn.
1661 * recog.c (split_all_insns): Likewise.
1662 (peephole2_optimize): Likewise.
1664 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1666 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1667 if the pic register is used.
1669 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1671 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1672 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1673 if that tests TREE_PERMANENT.
1675 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1677 * cse.c (invalidate_for_call): Do not remove memory references from
1678 the table here. It's handled elsewhere.
1680 * haifa-sched.c (add_dependence): Protect references to the
1681 true dependency cache with #ifdef INSN_SCHEDULING.
1682 (remove_dependence): Similarly.
1684 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1685 to the cfg code that this is a return instruction.
1686 * mn10300.md (return_internal): Similarly.
1688 * combine.c (get_last_value): If the last set of a register
1689 is after subst_low_cuid, then we can not use it to determine
1690 the register's last value.
1692 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1694 * Makefile.in: Back out previous change.
1696 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1698 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1700 * haifa-sched.c (add_dependence): Only check/update the cache
1702 (remove_dependence): Likewise.
1703 (schedule_insns): Only create the true_dependency_cache if the
1704 average number of instructions in a basic block is very large.
1706 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1708 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1709 (ggc-simple.o): Likewise.
1710 (ggc-page.o): Likewise.
1712 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1714 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1715 Prototype for exported functions.
1716 (pre_lcm, pre_rev_lcm): Remove prototypes.
1717 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1718 (compute_available): Move to lcm.c, and change parameter order.
1719 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1720 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1721 (gcse_main): No longer call compute_preds_succs. Rebuild the
1722 set table after reach pre pass.
1723 (pre_insert_map, pre_delete_map, edge_list): New.
1724 (alloc_pre_mem): Allocate edge vectors.
1725 (free_pre_mem): Delete edge vectors.
1726 (compute_pre_data): Call new edge based lcm routines.
1727 (process_insert_insn): New function.
1728 (insert_insn_end_bb): Use it.
1729 (pre_edge_insert): New function.
1730 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1732 (pre_insert_copies): Revamp using new edge based lcm outputs.
1733 (pre_delete): Likewise.
1734 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1736 (compute_code_hoist_vbeinout): New new edge based routines.
1737 * lcm.c: Remove all the old LCM functions. Replace with new ones
1738 that work with the new cfg datastructures and work with edges
1741 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1743 * reload.h (struct reload): Add new fields "mode" and "nregs".
1744 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1745 to reference the "mode" and "nregs" field within struct reload.
1747 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1749 * haifa-sched.c (true_dependency_cache): New.
1750 (add_dependence): Use the true dependency cache to avoid expensive
1751 walks down the LOG_LINKS dependency list. Add entries to the
1753 (remove_dependence): Remove entries from the true dependency cache
1755 (schedule_insns): Allocate and initialize and free the true
1758 * haifa-sched.c (schedule_insns): Do not remove inter-block
1759 dependencies anymore.
1761 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1763 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1764 * i386/t-winnt: Likewise.
1766 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1768 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1770 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1772 * Makefile.in (LANGUAGES): Omit "proto".
1773 (clean): Remove stale comment about removing unprotoize.c.
1775 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1777 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1778 using arithmetic on void pointers.
1780 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1782 * haifa-sched.c (compute_block_forward_dependencies): Only check
1783 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1785 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1787 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1788 (expr_equiv_p): Reject memories with different alias sets.
1790 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1792 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1793 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1794 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1795 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1796 (lang_init): Set default for flag_bounds_check if still "unspecified".
1798 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1800 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1802 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1804 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1807 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1809 * config/c4x/c4x.md (*db_noclobber,
1810 *decrement_and_branch_until_zero_noclobber): New patterns and
1811 associated splitters.
1813 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1815 * config/c4x/c4x.md (parallel instruction patterns): Rework
1816 constraints to keep reload happy.
1818 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1820 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1821 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1822 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1823 Add new patterns and associated post-reload splitters.
1825 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1827 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1829 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1831 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1833 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1835 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1837 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1840 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1842 * pa.c (move_operand): Rely on memory_address_p to determine the
1843 validity of non-indexed memory addresses.
1844 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1845 operand in DFmode and SFmode when generating PA2.0 code.
1847 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1849 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1851 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1853 * mips.c (function_prologue): Fix argument types.
1854 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1855 (casesi_internal): Write to the scratch register.
1857 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1859 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1861 (parse_charconst): Delete unnecessary cast when calling
1863 (cpplib.h): Kill prototype of cpp_parse_escape.
1865 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1867 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1868 * unroll.c (unroll_loop): Cast return value of alloca.
1869 * i370/i370.c: Include function.h and toplev.h.
1870 (i370_label_scan): Remove c++ commented abort.
1871 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1872 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1873 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1874 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1876 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1878 * config/t-freebsd: Do not override USER_H.
1879 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1881 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1882 Mumit Khan <khan@xraylith.wisc.edu>
1884 * c-parse.in (component_decl): Support anonymous struct/union.
1886 * c-parse.y: Regenerate.
1887 * c-parse.c: Likewise.
1888 * objc/objc-parse.y: Likewise.
1889 * objc/objc-parse.c: Likewise.
1890 * c-decl.c (finish_struct): Don't sort the fields.
1891 (field_decl_cmp): Delete unused function.
1893 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1895 * sparc.md (movsf_const_intreg): Revert last constraint change.
1896 (movdf_const_intreg_sp32): Likewise.
1898 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1900 * cse.c: Include hashtab.h instead of splay-tree.h
1901 (struct cse_reg_info): No longer use variant union. Add new
1902 field "regno". All references changed to avoid union.
1903 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1904 (free_cse_reg_info): Remove.
1905 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1906 (get_cse_reg_info): Revamp to use expandable hash tables instead
1907 of splay trees. Initialize new fields in cse_reg_info structure.
1908 (new_basic_block): Similarly.
1910 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1912 * genrecog.c (message_with_line): Prototype.
1913 (validate_pattern): Pass along the set for the dest, not a flag.
1914 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1915 Check for PC/CC0 as sources.
1916 (nodes_identical): Check for children position match before
1917 allowing the combination.
1919 * rtl.c (read_rtx): Track line number across \\\n.
1921 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1923 * mips.h (SPECIAL_MODE_PREDICATES): New.
1924 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1925 (movdi+1, movsi+1): Add output reload constraint.
1926 (casesi_internal): Likewise. Fix commentary.
1927 (return_internal): Use pmode_register_operand.
1929 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1931 * 1750a.md (movstrqi): Add missing output reload constraint.
1932 (call_value): Likewise.
1933 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1934 (jmpfdec): Add missing inout reload constraint.
1935 * elxsi.md (addsi patterns): Add missing output reload constraint.
1936 (move from sp): Use @ alternates.
1937 (call_value): No constraint on output.
1938 * fr30.md (movsi_pop): Add missing output reload constraint.
1939 (movsf_constant_store): Likewise.
1940 (splits): Remove constraints.
1941 (subsi3): Add missing mode.
1942 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1943 (call_value): Likewise.
1944 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1945 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1946 * m32r.md (movsicc_internal): Add output reload constraint.
1947 (movstrsi_internal): Add inout reload constraints.
1948 * m88k.h (reg_names): Don't declare.
1949 (SPECIAL_MODE_PREDICATES): New.
1950 * m88k.md (*): Use register_operand not reg_or_0_operand
1952 * mn10200.h (PREDICATE_CODES): New.
1953 * ns32k.md (ffs pattern): Add output reload constraint.
1954 * pdp11.md (sob pattern): Add inout reload constraint.
1955 * sh.md (splits): Remove constraints.
1956 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1957 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1958 * vax.md (jgequ pattern): Add inout reload constraint.
1960 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1962 * configure.in (djgpp): Revert previous patch.
1963 * configure: Rebuit.
1964 * config/i386/djgpp.h: Revert previous patch.
1966 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1968 * fixinc/inclhack.def: Restore patch lost during last merge of
1969 "no_bogosity" branch.
1970 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1972 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1974 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1975 * fixinc/inclhack.def: Same.
1976 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1978 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1980 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1981 as the base of a PLUS.
1983 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1985 * config/c4x/c4x.md: Define mode for remaining unspec operators.
1986 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
1988 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
1990 * pa.md (post_stw+1): Use pmode_register_operand.
1991 (dcacheflush, icacheflush): Likewise.
1993 * i386.md (movstricthi_1): Allow r/r.
1995 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
1997 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
1998 to (not (and (arg0) (arg1))). Similary for and.
2000 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2001 falltrought to assocate code.
2002 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2005 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2006 no bits in common; remove XOR to ROTATE conversion.
2008 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2010 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2012 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2014 * config/c4x/c4x.c (dst_operand): New.
2015 (PREDICATE_CODES): Update.
2016 * config/c4x/c4x.h (dst_operand): Declare it.
2017 * config/c4x/c4x.md: Define mode for each unspec usage.
2018 (move patterns): Use dst_operand predicate instead of src_operand.
2019 (movqi_update, movqf_update): Delete.
2021 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2023 * recog.c (pmode_register_operand): New.
2024 * recog.h: Declare it.
2025 * genrecog.c (pred_codes): Likewise.
2026 (special_mode_pred_table): Likewise.
2027 (validate_pattern): Don't warn no mode for address_operand.
2029 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2030 if the operand is not insn-like.
2032 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2033 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2035 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2037 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2039 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2040 instead of general_operand in a SET_DEST. Use const_double_operand
2041 instead of an explicit test against CONST_DOUBLE.
2042 (movsf_const_lo): Add missing register mode.
2043 (goto_handler_and_restore): Add auxiliary test for Pmode.
2044 (flush): Adjust to use address_operand.
2045 (return_sf_no_fpu): Add missing output constraint.
2047 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2049 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2050 for call return value.
2051 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2053 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2055 * toplev.c (main): Only warn about options for other languages.
2056 * collect2.c (main): Pass -w to sub-gcc.
2058 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2060 * flow.c (propagate_block): Add call-clobbered registers to
2063 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2064 zapping mem_set_list.
2065 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2066 (mark_set_1, mark_used_regs): Likewise.
2068 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2070 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2072 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2074 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2075 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2076 options. Also add a new item "C-only Warning Options" to the
2079 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2081 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2082 from multiple calls.
2084 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2086 * i386.md (call value patterns): Move to the end of the file.
2087 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2089 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2091 * configure.in (djgpp configuration): Define extra_objects..
2092 * configure: Rebuilt.
2093 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2094 (DTORS_SECTION_ASM_OP): Define.
2095 (INIT_SECTION_ASM_OP): Define.
2096 (FINI_SECTION_ASM_OP): Define.
2097 (DATA_SECTION_ASM_OP): Define.
2098 (TEXT_SECTION_ASM_OP): Define.
2099 (EH_FRAME_SECTION_ASM_OP): Define.
2100 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2101 (STARTFILE_SPEC): Add crtbegin.o.
2102 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2103 to here from LINK_COMMAND_SPEC.
2104 (DO_GLOBAL_CTORS_BODY): Define.
2105 (CRTSTUFF_USE_FINI_SECTION): Define
2106 (HAS_INIT_SECTION): Delete.
2108 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2110 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2112 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2114 * pa.h (PREDICATE_CODES): New.
2116 * genrecog.c (validate_pattern): Condense the destination
2119 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2121 * alpha.md (call-1): Supply missing mode for operator.
2122 (*): Add missing output reload constraints. Remove constraints
2125 * i386.h (SPECIAL_MODE_PREDICATES): New.
2126 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2127 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2128 (addsi_lea_3): Add missing mode for op 3.
2129 (prologue_set_got, prologue_get_pc): Add missing modes.
2130 (*) Add missing output reload constraints.
2132 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2134 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2135 check for member bit-size overflow and use var_size if it occurs.
2136 (layout_record): Use bitsize_int() to define the type size in bits.
2137 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2138 (layout_decl): Likewise when assigning to DECL_SIZE.
2140 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2142 * genrecog.c (validate_pattern): Typo last change. Verify
2143 that output operands have output reloads.
2145 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2147 * genrecog.c (special_mode_pred_table): New.
2148 (NUM_SPECIAL_MODE_PREDS): New.
2149 (find_operand): New.
2150 (validate_pattern): New argument `insn'. Warn for assignment to
2151 any predicate accepting non-lvalues. Conditionaly warn for
2152 match_operand without a mode. Try much harder to match source
2153 and destination modes on a set.
2154 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2156 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2158 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2160 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2162 * combine.c (simplify_logical): Recognize xor pattern that encodes
2165 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2167 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2170 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2172 * ggc-page.c (MAP_FAILED): Provide default.
2174 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2176 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2177 * sparc.h (PREDICATE_CODES): Update.
2179 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2181 * alpha.c (some_ni_operand): New.
2182 * alpha-protos.h: Declare it.
2183 * alpha.h (PREDICATE_CODES): Update.
2184 * alpha.md (sXaddq reload insns): Use some_ni_operand
2185 for SET_DEST instead of some_operand.
2187 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2188 Jim Wilson <wilson@cygnus.com>
2190 * genrecog.c (maybe_both_true_2): Don't compare modes of
2192 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2193 after find_afterward.
2194 (debug_decision_1): Dump next and afterward codes.
2196 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2198 * rtl.c (dump_and_abort): Remove.
2199 (fatal_with_file_and_line): New.
2200 (fatal_expected_char): New.
2201 (read_rtx_lineno, read_rtx_filename): New.
2202 (read_skip_spaces): Track line number.
2203 (read_name): Use fatal_with_file_and_line.
2204 (read_rtx): Use fatal_expected_char. Track line number.
2205 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2207 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2208 if it isn't a CODE_LABEL.
2210 * genattr.c (main): Set read_rtx_filename.
2211 * genattrtab.c (main): Likewise.
2212 * gencodes.c (main): Likewise.
2213 * genconfig.c (main): Likewise.
2214 * genemit.c (main): Likewise.
2215 * genextract.c (main): Likewise.
2216 * genflags.c (main): Likewise.
2217 * genopinit.c (main): Likewise.
2218 * genoutput.c (main): Likewise.
2219 * genpeep.c (main): Likewise.
2221 * genrecog.c (decision_test.u.insn): Add `lineno'.
2222 (pattern_lineno, error_count): New variables.
2223 (message_with_line): New.
2224 (add_to_sequence): Break out checking code to ...
2225 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2226 (merge_insn): Use message_with_line.
2227 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2228 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2230 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2232 * expr.c (store_constructor): Clear union if constructor is empty.
2234 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2236 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2237 Add !endian checks. Change %{...} to %(...).
2239 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2241 * i386.md (*addsi3_cc): Renamed from addcsi3.
2242 (*addsi3_carry): Renamed from addxsi3.
2243 (*subsi3_cc): Renamed from subcsi3.
2244 (*subsi3_carry): Renamed from subxsi3.
2245 (*xorqi_cc_1): Renamed from xorcqi_1.
2246 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2247 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2249 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2251 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2252 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2254 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2256 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2257 climb up the chain of insns.
2259 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2261 * genrecog.c (write_subroutine): Careful for null trees.
2262 (process_tree): Don't elide empty functions.
2264 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2266 * Makefile.in (genrtl.o): Depend on ggc.h.
2267 * configure.in (valloc): Probe for it.
2268 (with-gc): Use ggc-page if valloc present.
2269 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2270 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2271 (ggc_alloc_string): Moved from ggc-page.c.
2272 * ggc-none.c (ggc_alloc_obj): New.
2273 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2274 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2275 (struct globals): Likewise for dev_zero_fd.
2276 (init_ggc): Likewise for it's initialization.
2277 (ggc_allocated_p): Move careful dereference from ...
2278 (ggc_lookup_page_table): ... here. Delete.
2279 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2280 (alloc_anon): Use valloc if no mmap.
2281 (release_pages): Use free if using valloc.
2282 (ggc_alloc_obj): Renamed from alloc_obj.
2283 (ggc_set_mark): Renamed from mark_obj.
2284 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2285 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2286 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2287 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2288 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2289 (ggc_collect): Use fp printing instead of our own rounding.
2290 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2291 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2292 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2293 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2294 (struct ggc_string, struct ggc_any): Delete.
2295 (offsetof): Provide default definition.
2296 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2298 (struct ggc_mem): New, from corpse of ggc_any.
2299 (struct ggc_status): Delete.
2300 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2301 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2302 (n_strings_collected, n_anys_collected): Delete.
2303 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2304 (ggc_alloc_string, ggc_alloc): Delete.
2305 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2306 (ggc_free_string, ggc_free_any): Delete.
2307 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2308 (ggc_compare_addresses, ggc_mark_string): Delete.
2309 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2310 (search_data): Delete.
2311 (struct globals): New.
2312 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2313 (tree_insert, tree_lookup): New.
2314 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2315 (clear_marks, sweep_objs): New.
2316 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2317 (init_ggc): Set allocated_last_gc.
2318 (ggc_push_context): Gut. Use G.context.
2319 (ggc_pop_context): Likewise.
2320 (ggc_pop_context_1): New.
2321 (debug_ggc_tree): New.
2322 (debug_ggc_balance, tally_leaves): New.
2323 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2324 (ggc_mark_string_if_gcable): Remove decl.
2325 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2326 (ggc_mark_rtvec_children): New.
2327 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2328 (ggc_mark_if_gcable): New decl.
2329 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2330 (ggc_alloc_tree, ggc_alloc): Likewise.
2331 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2332 (ggc_alloc_obj): New decl.
2333 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2334 (ggc_alloc_tree, ggc_alloc): Likewise.
2335 (ggc_set_mark): New decl.
2336 * rtl.h (struct rtx_def): Remove gc_mark.
2337 (struct rtvec_def): Likewise.
2338 * tree.h (struct tree_common): Likewise.
2340 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2342 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2343 float_format and thread_file definitions.
2344 * configure: Rebuilt.
2346 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2348 * extend.texi (Function Names): Document types of function names.
2350 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2352 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2353 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2355 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2357 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2359 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2361 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2363 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2365 * collect2.c (main): Do prelimnary link on AIX if rflag.
2367 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2369 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2370 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2372 (__do_global_dtors): similarly for __DTOR_LIST__.
2374 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2375 Diego Novillo <dnovillo@cygnus.com>
2377 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2380 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2382 * fixincl/*: Merged "no_bogosity" branch
2383 * fixincl/fixlib.h: protect against doubly defining t_bool
2384 * fixincl/server.h: protect against doubly defining t_bool
2386 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2388 * genoutput.c: Include toplev.h.
2390 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2392 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2394 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2395 * configure: Regenerate.
2397 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2399 * gcse.c (delete_null_pointer_checks): Returns void.
2401 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2403 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2404 * emit-rtl.c (copy_insn_1): Likewise.
2406 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2408 * config/mips/mips.c (mips_build_va_list): Correct
2409 TREE_CHAIN setting when hard-float.
2410 (mips_va_start): Use corrected setting.
2411 (mips_va_arg): Likewise. Also pass a tree to build of
2412 POSTINCREMENT_EXPR rather than a naked 'int'.
2414 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2416 * ggc.h (ggc_push_context): Fix comment.
2417 (ggc_pop_context): Likewise.
2418 (mark_string_if_gcable): Likewise.
2419 * ggc-common.c (ggc_mark_rtx_children): Use
2420 ggc_mark_string_if_gcable.
2421 * ggc-page.c (ggc_lookup_page_table): New function.
2422 (ggc_allocated_p): Likewise.
2423 (mark_obj): Fix formatting.
2424 (ggc_mark_string_if_gcable): New function.
2425 * ggc-simple.c (ggc_allocated_strings): New variable.
2426 (ggc_strings_used): Likewise.
2427 (ggc_compare_addresses): New function.
2428 (ggc_pop_context): Pop the `any' memory too.
2429 (ggc_mark_string_if_gcable): New function.
2430 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2432 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2434 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2435 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2436 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2439 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2441 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2442 (sched_reg_live_length, sched_reg_basic_block): Delete.
2443 (current_block_num, bb_live_regs, old_live_regs): Delete.
2444 (dead_notes, struct sometimes): Delete.
2445 (sched_note_set, birthing_insn_p): Delete.
2446 (adjust_priority): Gut useless reg lifetime code.
2447 (create_reg_dead_note, attach_deaths): Delete.
2448 (attach_deaths_insn, new_sometimes_live): Delete.
2449 (finish_sometimes_live): Delete.
2450 (find_pre_sched_live, find_post_sched_live): Delete.
2451 (update_reg_usage): Delete.
2452 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2453 (schedule_insns): Delete reg lifetime code.
2454 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2455 (unlink_other_notes): Adjust REG_NOTE commentary.
2456 (reemit_notes): Use REG_SAVE_NOTE.
2457 (schedule_block): Likewise.
2458 (schedule_region): Allocate bitmap of blocks in region. Use
2459 count_or_remove_death_notes. Use update_life_info.
2461 * rtl.h (REG_SAVE_NOTE): New.
2462 * rtl.c (reg_note_name): Update.
2464 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2466 * combine.c (refresh_blocks, need_refresh): New.
2467 (combine_instructions): Allocate refresh_blocks. Invoke
2468 update_life_info if needed.
2469 (distribute_notes): Mark refresh_blocks instead of installing
2471 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2472 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2474 * Makefile.in (recog.o): Depend on basic-block.h.
2476 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2478 * genrecog.c (add_to_sequence): Thinko last change: delete
2479 shadowing allow_const_int variable.
2481 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2483 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2484 __GNUC__ and __GNUC_MINOR__.
2486 * gansidecl.h: Likewise.
2492 * toplev.h: Likewise.
2498 * varray.c: Likewise.
2500 * varray.h: Likewise.
2502 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2504 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2505 use one before a jump table.
2507 * rtl.def (ADDRESS): Change documentation to match reality.
2508 * md.texi: Don't document it.
2509 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2512 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2514 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2516 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2517 known predicate block; default allow_const_int true.
2518 (debug_decision_list): New.
2520 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2522 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2524 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2526 * gcse.c (gcse_main): Avoid global optimizations if we have a
2527 large number of basic blocks and the ratio of edges to blocks
2529 (delete_null_pointer_checks): Likewise.
2531 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2533 * c-common.c (check_format_info): Warn if format string isn't a
2536 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2538 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2539 * configure: regenerate
2541 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2543 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2544 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2545 (peepholes): Re-enable.
2547 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2549 * Makefile.in (flow.o): Depend on TREE_H.
2550 * basic-block.h (REG_SET_EQUAL_P): New.
2553 (free_regset_vector): Remove declaration.
2554 (flow_delete_insn_chain): Declare.
2555 (enum update_life_extent): New.
2556 (update_life_info, count_or_remove_death_notes): Declare.
2557 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2558 Verify register live at bb->global_live_at_start before adding USE.
2559 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2560 (CLEAN_ALLOCA): New.
2562 (PROP_*): New flags.
2563 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2564 (clear_edges): Zero n_edges.
2565 (make_edge): Increment n_edges.
2566 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2567 (flow_delete_insn_chain): Export.
2568 (delete_block): Decrement n_edges.
2569 (merge_blocks_nomove): Likewise.
2570 (life_analysis): Give life_analysis_1 PROP flags.
2571 (verify_wide_reg_1, verify_wide_reg): New.
2572 (verify_local_live_at_start): New.
2573 (update_life_info): Rewrite to call into propogate_block.
2575 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2576 always mark stack pointer. Conditionally mark PIC register.
2577 After reload, mark call-saved registers, return regsiters.
2578 (life_analysis_1): Accept PROP flags not remove_dead_code.
2579 Call mark_regs_live_at_end before zeroing regs_ever_live.
2580 Use calculate_global_regs_live. Copy global_live_at_end before
2581 calling final propagate_block. Zero reg_next_use on exit.
2582 (calculate_global_regs_live): New.
2583 (allocate_bb_life_data): Don't allocate bb->local_set.
2584 (init_regset_vector, free_regset_vector): Remove.
2585 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2586 Test flags before every operation. Warn if prologue/epilogue insn
2587 would have been deleted.
2588 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2589 Use alloc_EXPR_LIST.
2590 (mark_used_regs): Accept and use FLAGS, not FINAL.
2591 Remove special handling for RETURN.
2592 (try_pre_increment): Use alloc_EXPR_LIST.
2593 (dump_flow_info): Dump n_edges.
2594 (unlink_insn_chain, split_hard_reg_notes): Remove.
2595 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2596 (find_insn_with_note, new_insn_dead_notes): Remove.
2597 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2598 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2599 (replace_insns): Remove.
2600 (count_or_remove_death_notes): New.
2601 (verify_flow_info): Abort on error after all checks.
2602 (remove_edge): Decrement n_edges.
2603 (remove_fake_edges): Tweek format.
2604 * haifa-sched.c (schedule_insns): Use split_all_insns.
2605 * output.h (update_life_info): Remove declaration.
2606 * recog.c (split_all_insns): From the corpse of split_block_insns,
2607 do the whole function block by block. Use update_life_info.
2608 (recog_last_allowed_insn): New.
2609 (recog_next_insn): Mind it.
2610 (peephole2_optimize): Set it. Walk backwards through blocks.
2611 Use update_life_info.
2612 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2613 (split_all_insns): Declare.
2614 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2615 Use split_all_insns.
2617 * i386.md (or -1 peep2s): Disable.
2619 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2621 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2622 a single pattern. Scrap the 'd' versions as unnecessary.
2624 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2625 tablejump_mips162,tablejump_internal4): The operands to a
2626 label_ref must be VOIDmode.
2628 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2630 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2632 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2634 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2636 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2638 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2639 cache every function if ggc_p.
2641 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2643 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2644 instead of copy_rtx. Accept sequences that contain asm statements.
2645 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2646 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2647 orig_asm_operands_vector, copy_asm_operands_vector,
2648 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2650 * rtl.h (copy_insn, copy_insn_1): Declare.
2652 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2654 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2656 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2657 arguments to `current_file_function_operand'.
2659 * genrecog.c: Include hard-reg-set.h and resource.h in the
2660 generated output file.
2662 * real.c: Include tm_p.h.
2664 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2666 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2669 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2671 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2672 before the fctiwz insn.
2674 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2675 Mark Mitchell <mark@codesourcery.com>
2677 * tree.c (make_lang_type_fn): New funtion pointer.
2678 (make_lang_type): Call it.
2679 * tree.h (make_lang_type): Declare.
2680 (make_lang_type_fn): Likewise.
2681 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2683 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2685 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2686 make sure that HIGH instructions are copied into BASE_REGS.
2688 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2690 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2692 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2694 * c-decl.c (finish_struct): Use simpler method of
2695 removing elements of a singly-linked list.
2697 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2699 * alpha.md (peephole2's): Comment out peephole2's that generate
2702 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2704 * genrecog.c (add_to_sequence): Disable mode check for
2707 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2709 * ggc-simple.c (init_ggc): Set empty_string.
2711 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2713 * configure.in: Detect mmap. Add --with-gc=foo to select
2714 garbage collector; default to page if mmap available.
2715 * Makefile.in (GGC): Substitute.
2717 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2719 * c-decl.c (ggc_p): Enable.
2721 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2723 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2725 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2727 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2728 string for little-endian-data.
2730 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2732 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2733 case somebody tries to compile --enable-checking code with gcc
2736 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2738 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2741 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2743 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2744 * jump.c (jump_optimize_1): Document why.
2746 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2748 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2749 pointers and casts for `int_handler' and `quit_handler'.
2751 * flow.c (verify_flow_info, split_hard_reg_notes,
2752 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2753 remove_edge, remove_fake_successors): Add static prototypes.
2754 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2755 (mark_set_1): Initialize variable `regno'.
2756 (unlink_insn_chain): Likewise for variable `curr'.
2757 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2759 * loop.c (strength_reduce): Initialize variable
2760 `unrolled_insn_copies'.
2761 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2762 prototypes. Change these functions to take const PTR parameters
2763 to avoid prototype conflict when used as the comparson argument
2765 (check_dbra_loop): Initialize variable `comparison_val'.
2767 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2768 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2769 (find_valid_class): Initialize variable `best_class'.
2770 (find_reloads): Call memcpy, not bcopy.
2772 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2773 (hard_reg_use_compare): Don't needlessly cast away const.
2774 (reload_reg_class_lower): Likewise.
2775 (choose_reload_regs): Initialize variable `regno'.
2777 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2779 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2781 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2783 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2784 ({,d}discard): Add forward declarations. Declare parameter as
2786 (main_without_main): Explicitly declare return type to be int.
2787 (memcpy): Properly declare.
2789 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2790 building the trampoline support, declare malloc, free, and
2792 (__clear_cache): Mark arguments as potentially unused.
2794 * frame.c (toplevel): If inhibit_libc is defined, declare
2797 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2799 * flow.c (make_edge): Accept an optional 2D bitmap in which
2800 to cache edge existence. Update all callers.
2801 (make_label_edge, make_eh_edge): Pass through the edge cache.
2802 (make_edges): Provide the cache.
2804 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2806 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2808 (local_mbtowc): Change the type of variable `i' from int to size_t.
2810 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2811 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2813 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2815 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2816 after other includes that define the appropriate types. Include
2817 tm_p.h for getting user prototypes.
2818 * ggc-callbacks.c (toplevel): Ditto.
2819 * ggc-none.c (toplevel): Ditto.
2820 * gcc-page.c (toplevel): Ditto.
2821 * ggc-simple.c (toplevel): Ditto.
2823 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2824 Jonathan Larmour <jlarmour@cygnus.co.uk>
2826 * config/mips/mips.c (mips_move_2words): Split doubles if
2827 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2829 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2831 * genrecog.c (struct decision_test): New.
2832 (struct decision): Remove test-related members, sort the rest by size.
2833 (IS_SPLIT): Simplify.
2834 (new_decision, new_decision_test): New.
2835 (add_to_sequence): Use them. No special handling for args of
2837 (maybe_both_true): Renamed from not_both_true; return sense changed.
2838 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2839 of maybe_both_true and adjusted for decision_test.
2840 (position_merit): Remove.
2841 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2842 (merge_accept_insn): New, broken out of merge_trees.
2843 (merge_trees): Use them. No special case for c_test; no node
2844 splitting; use test type instead of position_merit.
2845 (factor_tests): New.
2846 (simplify_tests): New.
2847 (break_out_subroutines): Don't write code now.
2848 (find_afterward): New.
2849 (write_afterward, write_switch, write_cond): New.
2850 (write_action, is_unconditional): New.
2851 (write_node): New. Use them.
2852 (write_tree_1): Rewrite. Use the new functions above.
2853 (write_tree): Remove afterward processing.
2854 (write_subroutine): Simplify function variant emission.
2855 (write_subroutines): New.
2856 (same_codes, clear_codes): Remove.
2857 (same_modes, clear_modes): Remove.
2858 (write_header): New, broken out of main.
2859 (make_insn_sequence): Use new_decision and new_decision_test.
2860 (process_tree): New, broken out of main.
2861 (main): Adjust for merge_trees interface change.
2862 Don't #define operands in the output file.
2863 (record_insn_name): New, broken out of make_insn_sequence.
2864 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2865 (debug_decision): New.
2867 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2869 * resource.c (find_free_register): Mark class_str argument const.
2870 * resource.h: Update prototype to match.
2872 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2873 * i386.md: Give all anonymous insns names.
2875 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2877 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2880 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2882 * toplev.c (dbr_sched_time): Unconditional.
2883 (peephole2_time): New.
2884 (compile_file): Add pass numbers to all of the dump file suffixes.
2885 Dump peephole2_time. Don't dump times for non-applicable passes.
2886 (rest_of_compilation): Add pass numbers to dump file suffixes.
2887 Conditionalize calls to the scheduler.
2888 * invoke.texi: Update.
2890 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2892 * flow.c (make_edges): Fix insn iteration.
2893 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2894 (find_basic_blocks_1): Fix spelling mistake.
2896 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2898 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2899 always have side-effects. Use memset not bzero.
2900 (make_node): Likewise.
2902 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2904 * stmt.c (expand_anon_union_decl): When any of the elements of the
2905 union is addressable, so is the entire union.
2907 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2909 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2911 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2912 * bitmap.c (bitmap_operation): Return true iff TO changed.
2913 (bitmap_equal_p): New.
2914 (bitmap_bit_p): Tidy arithmetic.
2915 (debug_bitmap_file): Likewise.
2917 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2919 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2920 before cse2 instead of after.
2922 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2924 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2927 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2929 * cppinit.c (is_idchar initializer): Loosen tests to accept
2932 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2934 * mips.md: Define conditional move patterns for floating point
2935 operands and DI mode conditions.
2937 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2939 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2940 always have side-effects.
2942 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2944 * mn10200.c (asm_file_start): Fix typo.
2946 * cppinit.c (is_idchar initializer): Tighten tests for when
2947 to put the table into initialized memory.
2949 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2950 not an array of rtunion.
2951 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2952 * gcc-simple (ggc_free_rtvec): Similarly.
2954 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2957 * mbchar.h: Add missing #endif.
2959 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2960 (FPBIT, DPBIT): Define.
2962 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2964 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2966 * profile.c (instrument_arcs, output_gcov_string,
2967 tablejump_entry_p): Add static prototypes.
2968 (output_gcov_string): Constify a char*.
2970 * regmove.c (replacement_quality, fixup_match_2): Add static
2973 * resource.h (reg_dead_p): Add extern prototype.
2975 * rtl.c (trim_filename): Add static prototype.
2977 * scan-decls.c (skip_to_closing_brace): Likewise.
2979 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2980 (expand_end_case): Initialize variable `range'.
2981 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2983 * varasm.c (asm_emit_uninitialised): Add static prototype.
2984 (asm_emit_uninitialised, assemble_variable): Mark parameter with
2987 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2989 * cpplib.c (if_directive_nameo): Add static prototype.
2991 * cse.c (cse_insn): Remove unused variable `p'.
2993 * except.c (create_rethrow_ref, push_entry,
2994 receive_exception_label, new_eh_region_entry, find_func_region,
2995 clear_function_eh_region, process_nestinfo): Add static prototypes.
2996 (get_reg_for_handler): Hide definition.
2997 (process_nestinfo): Initialize variable `extra_handlers'.
2999 * expr.h (expand_builtin_longjmp): Add extern prototype.
3001 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3003 * function.c (prepare_function_start): Likewise.
3004 (pop_function_context_from): Mark parameter `context' with
3006 (push_temp_slots_for_block, flush_addressof): Hide definition.
3008 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3009 solve_program_flow_graph, calculate_branch_probs,
3010 function_summary, main, fancy_abort): Add prototypes.
3012 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3013 (add_hash): Constify a char*.
3015 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3016 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3017 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3019 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3021 * lists.c (free_list, zap_lists): Likewise.
3023 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3025 * alias.c (nonlocal_reference_p): Add static prototype.
3027 * bitmap.c (bitmap_element_allocate): Prototype args in function
3030 * builtins.c (stabilize_va_list): Add static prototype.
3031 (expand_builtin_va_arg): Constify a char*.
3033 * c-lex.c (getch, put_back, extend_token_buffer_to,
3034 read_line_number, token_getch, token_put_back): Add static
3037 * c-parse.gperf (hash, is_reserved_word): Likewise.
3039 * cccp.c (is_dir_separator): Likewise.
3041 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3043 * graph.h: New file to prototype functions exported by graph.c.
3045 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3047 * graph.c: Include graph.h.
3049 * toplev.c: Likewise. Remove redundant prototypes.
3051 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3053 * invoke.texi: Removed duplicated description for -Q.
3055 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3057 * extend.texi: Grammar fix in __extension__ text.
3059 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3061 * md.texi (define_peephole2): New section.
3063 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3065 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3066 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3069 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3071 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3073 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3075 * i386.md (ffs expander): Emit Pentium friendly code for
3078 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3080 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3084 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3086 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3088 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3090 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3093 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3095 * md.texi (No Constraints): Delete section.
3096 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3097 * final.c (final_scan_insn): We always have register constraints.
3098 * genattrtab.c: Don't include "insn-config.h".
3099 (write_attr_case): We always have register constraints.
3100 * genconfig.c (register_constraint_flag): Delete.
3101 (walk_insn_part): Don't check whether we have register constraints.
3102 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3103 * genoutput.c (have_constraints): Delete.
3104 (main): Don't set it.
3105 (output_operand_data): We always have constraints.
3106 (scan_operands): Likewise.
3107 (compare_operands): Likewise.
3108 * local-alloc.c (block_alloc): We always have constraints.
3109 (requires_inout): Always compile this function.
3110 * recog.c (extract_insn): We always have constraints.
3111 (constrain_operands, reg_fits_class_p): Always compile these
3113 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3115 (struct insn_operand_data): Likewise.
3116 * regclass.c (regclass): We always have constraints.
3117 (record_reg_classes, copy_cost, record_address_regs,
3118 auto_inc_dec_reg_p): Always compile these functions.
3119 * regmove.c (regmove_optimize): We always have constraints.
3120 * reload.c (find_reloads): Likewise.
3121 * reload1.c (reload): Likewise.
3122 (reload_cse_simplify_operands): Likewise.
3123 * i860.c (output_delay_insn): Likewise.
3125 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3127 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3129 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3131 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3132 for the va_list record.
3134 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3136 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3139 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3141 * alias.c: Include insn-flags.h.
3142 * Makefile.in (alias.o): Update.
3144 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3146 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3147 to LTU and GEU. Handle more cases using sbb.
3149 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3151 * i386.md (truncatexfdf splitters): Do not use subreg.
3152 (fop XFmode patterns): Fix mode in operand testing.
3154 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3156 * jump.c (jump_optimize_1): Amend last change to test only the
3157 form of the operand, not the insn.
3159 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3160 not register_operand to determine when B may need preloading.
3162 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3164 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3165 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3166 (call-value patterns): Move to end of file.
3167 (*): Remove mode from label_ref in (pc) context.
3168 (movstrqi): Use memory not general_operand for BLKmode operands.
3169 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3170 to register_operand operands.
3171 (peep2 patterns): Convert from commented-out peephole patterns.
3173 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3175 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3176 to BUILT_IN_INIT_DWARF_REG_SIZES.
3177 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3178 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3179 expand_builtin_init_dwarf_reg_sizes.
3180 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3181 with __builtin_init_dwarf_reg_size_table.
3182 * dwarf2out.c (struct reg_size_range): Delete.
3183 (expand_builtin_init_dwarf_reg_sizes): New function.
3184 (expand_builtin_dwarf_reg_size): Delete.
3185 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3186 (expand_builtin_dwarf_reg_size): Don't declare.
3187 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3188 (dwarf_reg_size_table): New.
3189 (init_reg_size_table): New function.
3190 (copy_reg): Use dwarf_reg_size_table.
3191 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3194 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3196 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3197 Correctly build argument list to constructor and destructor functions.
3199 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3201 * c-tree.h (warn_float_equal): Declare.
3202 * c-decl.c (warn_float_equal): Define.
3203 (c_decode_option): Recognize -W[no-]float-equal.
3204 * c-typeck.c (build_binary_op): Conditionally warn
3205 about equality tests of floating point types.
3206 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3207 * invoke.texi: Add docs for -Wfloat-equal warning.
3209 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3211 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3212 generating RTL directly.
3213 * mips.h (INIT_TARGET_OPTABS): Likewise.
3214 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3216 * expr.h (init_mov_optab): Delete declaration
3218 * h8300.c (WORD_REG_USED): Update to avoid useless register
3219 saves in interrupt functions and functions which never return.
3221 * cse.c (struct set): Delete inner_dest_loc field.
3222 (cse_insn): Remove assignments to inner_dest_loc field.
3224 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3226 * ggc-page.c: Don't include <unistd.h> etc taken care of
3227 by "system.h". Include <sys/mman.h> afterward.
3229 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3231 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3234 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3236 * xcoffout.c (xcoffout_declare_function): Add documentation.
3237 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3238 TARGET_64BIT. Compare constant to -1, not bit pattern.
3239 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3240 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3243 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3245 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3247 (gen_inlined_enumeration_type_die): Do not abort if the type has
3248 not been writeen out.
3249 (gen_inlined_structure_type_die): Do not abort if the type has
3250 not been writeen out.
3251 (gen_inlined_union_type_die): Do not abort if the type has
3252 not been writeen out.
3253 (gen_tagged_type_instantiation_die): Do not abort if the type
3254 has not been written out.
3256 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3258 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3260 * reg-stack.c (straighten_stack): Copy hard reg set with
3263 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3265 * builtins.c (stabilize_va_list): Stabilize array type va_list
3266 to a pointer type, not the base record type.
3267 (expand_builtin_va_copy): Dereference the pointers explicitly;
3268 use the correct size for the copy.
3270 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3271 (rs6000_va_arg): Likewise.
3273 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3275 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3277 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3279 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3281 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3283 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3285 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3286 (init_ggc): Use it instead of a constant.
3287 (ggc_collect): Bound allocated_last_gc by it.
3289 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3291 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3294 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3296 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3297 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3299 * config/mips/openbsd.h: New, OpenBSD little endian target.
3300 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3301 * config/mips/xm-openbsd.h: New, OpenBSD host.
3303 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3305 * config/m68k/m68k.c (output_function_prologue,
3306 output_function_epilogue): Use
3307 current_function_uses_pic_offset_table instead of regs_ever_live
3308 to decide whether to save/restore pic register.
3309 (legitimize_pic_address): Don't modify regs_ever_live any more.
3311 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3313 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3314 * stor-layout.c (variable_size): Don't add sizes to the pending
3315 sizes list if x_dont_save_pending_sizes_p is set.
3317 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3319 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3320 for symbolic_operand().
3321 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3323 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3325 * combine.c (gen_rtx_combine): Add missing call to va_end().
3327 * final.c (asm_fprintf): Likewise.
3329 * genattrtab.c (attr_rtx): Likewise.
3331 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3333 * cse.c: Update comments.
3334 (cse_insn): When converting a conditional/computed jump into
3335 an unconditional jump, always make sure a BARRIER immediately
3336 follows the converted jump. Do not delete unreachable code.
3337 (cse_basic_block): Do not delete unreachable code.
3338 * toplev.c (rest_of_compilation): Move call to
3339 delete_trivially_dead_insns after the conditional call to
3342 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3344 * collect2.c (make_temp_file): Don't prototype.
3346 * gcc.c (make_temp_file): Likewise.
3348 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3350 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3352 * varasm.c (asm_emit_uninitialised): New function: Generate
3353 the assembler statements necessary to declare an uninitialised
3355 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3357 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3358 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3360 (assemble_variable): Use asm_emit_uninitialised to emit an
3361 uninitialised variable.
3363 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3365 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3366 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3367 <geoffk@cygnus.com>.
3369 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3371 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3372 * c-common.h (builtin_function): Don't declare.
3374 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3376 (pushdecl): Likewise.
3377 (finish_decl): Likewise.
3378 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3379 int. All callers changed.
3380 Set the builtin's DECL_BUILT_IN_CLASS.
3381 * tree.h (enum built_in_class): New.
3382 (enum built_in_function): Delete NOT_BUILT_IN.
3383 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3385 (DECL_SET_FUNCTION_CODE): Likewise.
3386 (DECL_BUILT_IN_CLASS): New macro.
3387 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3388 (struct tree_decl): Split builtin function code field into a
3390 (builtin_function): Declare.
3392 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3394 * optabs.c (init_traps): Fix typo in last change.
3396 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3398 * toplev.c (rest_of_decl_compilation): Update comment.
3400 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3402 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3403 in .sbss if appropriate.
3404 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3405 (SBSS_SECTION_ASM_OP): New macro.
3406 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3407 (EXTRA_SECTIONS): Add in_sbss.
3408 * config/mips/mips.h: Prototype sbss_section.
3410 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3412 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3415 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3417 * optabs.c (init_traps): Register trap_rtx as a GC root.
3419 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3421 * config/mips/mips.c (function_arg_pass_by_reference): Define
3422 unconditionally, since it's called unconditionally.
3424 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3426 * toplev.c (documented_lang_options): Add -fshort-wchar.
3427 * c-decl.c (c_decode_option): Likewise.
3428 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3430 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3431 * gcc.c (default_compilers): If -fshort-wchar,
3432 override __WCHAR_TYPE__.
3433 * tm.texi (C Dialect Options): Add -fshort-wchar.
3435 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3436 symbol for a variable.
3438 * cpplib.h (CPP_PREPROCESSED): New macro.
3439 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3440 we're seeing this input for a second time.
3442 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3444 * emit-rtl.c (init_emit_once): Initialize modes first.
3446 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3448 * config/i386/i386.c (pic_label_name): Change to char pointer.
3449 (global_offset_table): New variable.
3450 (load_pic_register): Fill global_offset_table if it hasn't
3451 already been done. Allocate pic_label_name dynamically.
3452 * ggc.h (empty_string): New variable.
3453 * ggc-simple.c (empty_string): Likewise.
3454 (init_ggc): Allocate empty_string and add as root.
3455 * stmt.c (digit_strings): New variable.
3456 (init_stmt): Add last_block_end_note as root. Allocate and
3457 initialize digit_strings.
3458 (expand_asm_operands): Use empty_string instead of string
3459 constant. Use digit_strings instead of string constants.
3460 * profile.c (init_arc_profiler): Allocate string with
3461 ggc_alloc_string instead of xmalloc.
3462 (output_func_start_profiler): Likewise.
3463 * c-typeck.c (digest_init): Check if init is error_mark_node.
3465 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3466 Richard Henderson <rth@cygnus.com>
3468 * ggc-page.c: New file.
3469 * Makefile.in (ggc-page.o): New.
3471 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3473 * invoke.texi: Document -fdelete-null-pointer-checks
3474 * toplev.c (flag_delete_null_pointer_checks): New.
3475 (f_options): Add entry for -fdelete-null-pointer-checks.
3476 (rest_of_compilation): Conditionalize null pointer check
3477 elimination on flag_delete_null_pointer_checks.
3478 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3480 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3482 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3483 copyright notice and special exception to GPL.
3485 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3487 * abi64.h (mips_function_value): Add prototype arguments.
3489 * mips-protos.h: New file with mips prototypes.
3491 * mips.c: Include "tm_p.h".
3492 (mktemp, lookup_name): Add prototype arguments.
3493 (extern_list, string_constant, mips_fill_delay_slot,
3494 mips_output_external, mips_output_external_libcall,
3495 mips_output_filename, mips_declare_object, function_prologue,
3496 mips_expand_prologue, function_epilogue, mips16_constant,
3497 build_mips16_function_stub, mips_output_conditional_branch):
3499 (mips_va_start): Remove unused variable `u'.
3500 (mips_va_arg): Cast value to unsigned when comparing against one.
3502 (save_restore_insns, mips_expand_prologue): Add missing arg in
3503 call to `large_int'.
3505 * mips.h: Move prototypes to mips-protos.h.
3506 (data_section, memory_address_p, rdata_section,
3507 readonly_data_section, simple_epilogue_p, text_section): Delete
3508 prototypes delcared elsewhere.
3509 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3511 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3513 * mips.md: Delete extra args in call to `mips_move_2words'.
3515 * xm-iris6.h (alloca): Add prototype argument.
3517 * genpeep.c: Include "tm_p.h" in generated output file.
3519 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3521 * basic-block.h (find_edge_index): Change parameters.
3522 * flow.c (verify_edge_list): Pass basic_block parameters to
3523 find_edge_index instead of integers.
3525 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3527 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3530 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3532 * gcc.1: Fix a formatting error.
3534 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3536 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3537 i786, mn10200, mn10300, pdp11, v850.
3539 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3541 * libgcc2.c (num_digits): Add prototype with
3542 __attribute__((const)).
3543 (__terminate): Add prototype.
3545 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3547 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3549 * alpha/alpha.c (print_operand): Fix type of `code'.
3550 (alpha_output_filename): Constify.
3551 * alpha/alpha.h: Move all function declarations ...
3552 * alpha/alpha-protos.h: ... here. New file.
3553 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3554 (SECTION_FUNCTION_TEMPLATE): Likewise.
3556 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3558 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3559 * expr.c (expand_expr): Likewise.
3560 (do_jump): Likewise.
3561 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3562 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3564 (enum can_compare_purpose): New.
3565 (can_compare_p): Adjust prototype.
3566 (prepare_cmp_insn, prepare_operand): Declare.
3567 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3568 * optabs.c (cmp_available_p): Deleted.
3569 (expand_abs): Pass ccp_jump to can_compare_p.
3570 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3571 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3572 Call can_compare_p rather than cmp_available_p.
3573 (prepare_operand): No longer static.
3574 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3575 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3576 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3577 sequence to use emit_cmp_and_jump_insns.
3578 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3580 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3582 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3583 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3584 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3585 (plus (reg) (const_int 0))
3586 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3588 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3590 * rs6000.c (expand_block_move): DImode loads and stores require
3591 word-aligned displacements. Increment address registers with
3592 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3594 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3596 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3597 is no name for the base type, rather than segfault. If we are
3598 writing out a complex integer type, use DW_ATE_lo_user.
3600 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3601 in one word or less (complex char, complex short, or on 64 bit
3602 systems complex float) to/from a hard register, copy it through
3603 memory instead of dying in gen_{real,imag}part. If we have a
3604 short complex type, prevent inlining since it allocates stack
3607 * tree.c (build_complex_type): If we are writing dwarf2 output,
3608 generate a name for complex integer types.
3610 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3612 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3613 * flow.c (remove_edge): Remove extra whitespace.
3614 (remove_fake_edges): Fix comment.
3615 (add_noreturn_fake_exit_edges): Use the correct name.
3617 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3619 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3620 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3621 (clean): Depend on INTL_CLEAN.
3622 (maintainer-clean): Adjust.
3624 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3626 * configure.in (AC_PREREQ): Bump to 2.13.
3627 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3629 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3631 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3633 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3635 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3636 (HAVE_STRINGIZE): Define.
3638 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3640 * c-parse.in: save and restore warn_pointer_arith on __extension__
3641 along with pedantic.
3642 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3643 Set the type of extension to itype rather than $<itype>1 kludge.
3644 * extend.texi (Alternate Keywords): Adjust documentation.
3645 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3647 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3649 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3650 most assembler templates.
3652 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3653 FP loads and stores.
3654 (following_call): Always return zero for the PA8000.
3655 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3656 FP loads and stores.
3657 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3659 * pa.h (BRANCH_COST): Define.
3661 * pa.md (return, return_internal): Use bve for PA2.0.
3663 * pa.md (fused multiply): Add variants which reduce height for the
3664 fused multiply, but which still generate 2 insns.
3665 (fnegabs): Similarly.
3667 * pa.md (subsi3): Turn into an expander. Create two anonymous
3668 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3669 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3671 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3673 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3675 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3676 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3678 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3681 * flow.c (record_active_eh_regions): Terminate loop after finding
3682 the last insn in the last basic block.
3684 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3686 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3688 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3690 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3692 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3694 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3695 splitting to not use output template.
3697 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3699 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3700 * config/c4x/c4x.c (c4x_va_start): New function.
3702 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3704 * genrecog.c (not_both_true): Handle correctly cases when called for
3705 tests with different positions in the insn.
3707 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3709 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3711 * system.h (HOST_PTR_PRINTF): ... to here.
3713 * mips-tfile.c: Don't include machmode.h.
3715 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3716 (mips-tfile.o): Don't depend on machmode.h.
3718 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3720 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3721 avoid conflicts with typedef struct `region' at the top level scope.
3723 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3725 * basic-block.h (basic_block): Add eh_beg, eh_end.
3726 * flow.c (entry_exit_blocks): Update.
3727 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3729 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3730 lists.c functions to allocate insn lists.
3731 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3733 (make_eh_edge): ... here. New.
3734 (move_stray_eh_region_notes): New.
3735 (record_active_eh_regions): New.
3736 (delete_unreachable_blocks): Split out block merging ...
3737 (try_merge_blocks): ... here. New.
3738 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3739 Dump debugging data.
3740 (merge_blocks_move_successor_nojumps): Likewise.
3741 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3743 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3745 * extend.texi (Bound member functions): Document unbound pmf
3748 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3750 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3751 has the EXIT_BLOCK as a dest.
3753 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3755 * flow.c (remove_edge): New function to remove an edge from the
3757 (remove_fake_successors): New function to remove fake successor edges.
3758 (remove_fake_edges): New function to remove all fake edges from the
3760 (add_fake_exit_edges): New function to add fake edges from all blocks
3761 with no successors to the exit block.
3762 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3763 prototypes for new functions.
3765 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3767 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3768 Use Pmode to determine whether to output .dword or .word.
3770 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3772 * tree.c (built_in_filename): New variable.
3773 (BUILT_IN_FILENAME): New macro.
3774 (init_tree_codes): Allocate built_in_filename.
3775 (make_node): Use built_in_filename instead of string constant.
3777 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3779 * configure.in: Add fr30 target.
3780 * configure: Regenerate.
3781 * config/fr30: New directory.
3782 * config/fr30/crti.asm: New file.
3783 * config/fr30/fr30.c: New file.
3784 * config/fr30/crtn.asm: New file.
3785 * config/fr30/fr30.h: New file.
3786 * config/fr30/fr30.md: New file.
3787 * config/fr30/lib1funcs.asm: New file.
3788 * config/fr30/t-fr30: New file.
3789 * config/fr30/xm-fr30.h: New file.
3791 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3793 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3794 BARRIER at the end of the successor, not the BARRIER before
3797 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3799 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3801 * stmt.c (any_pending_cleanups): Don't crash when
3802 current_function->stmt is unset.
3804 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3806 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3807 other initializations that may use it for relative offsets.
3809 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3811 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3812 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3813 * config/i386/sol2dbg.h: Removed.
3814 * config/i386/sol2gas.h: New file, to enable gas work-around.
3815 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3816 Don't use sol2dbg.h.
3817 * configure: Rebuilt.
3819 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3821 * invoke.texi (-fthis-is-variable): Remove documentation.
3823 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3825 * basic-block.h (compute_bb_for_insn): Declare.
3826 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3827 to use; set size of basic_block_for_insn directly.
3828 (find_basic_blocks): Update.
3830 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3832 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3834 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3836 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3837 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3839 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3841 * c-decl.c (c_decode_option): Extend comment.
3843 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3845 * toplev.c (progname): Make 'const char *'
3846 (flag_print_mem): Move out of main.
3847 (version_flag): Move out of main.
3848 (filename): Move out of main.
3849 (debug_args): Remove g prefix from options.
3850 (documented_lang_options): Remove cpplib specific options.
3851 (display_help): Add g prefix to debug options.
3852 (check_lang_option): Delete this function.
3853 (decode_d_option): New function: Decode -d... option.
3854 (decode_f_option): New function: Decode -f... option.
3855 (decode_W_option): New function: Decode -W... option.
3856 (decode_g_option): New function: Decode -g... option.
3857 (independent_decode_option): New function: Decode a language
3858 independent command line option.
3859 (main): Invoke lang_decode_option and then
3860 independent_decode_option on each command line option in
3863 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3865 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3866 * fold-const.c (fold_range_test): Do not try to fold the range
3867 test if the rhs or lhs has side effects.
3869 * basic-block.h (compute_flow_dominators): Declare.
3871 * gcse.c (alloc_code_hoist_mem): New function.
3872 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3873 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3874 (hoist_code, one_code_hoisting_pass): Likewise.
3875 (gcse_main): If optimizing for size, then hoist expressions
3876 computed in multiple dominated basic blocks.
3878 * gcse.c (invalid_nonnull_info): New function.
3879 (delete_null_pointer_checks): Likewise.
3880 * rtl.h (delete_null_pointer_checks): Declare.
3881 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3883 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3884 (merge-blocks_move_successor_nojumps): Likewise.
3885 (merge_blocks): Allow merging of some blocks, even if it requires
3886 physical movement of the blocks, but not if it requires new jumps.
3888 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3889 Callers and prototype changed.
3890 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3892 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3894 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3895 -YP when both -p and -pg are present. From i386/sol2.h.
3897 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3899 * Makefile.in (distclean): Delete tm_p.h.
3900 * configure.in: Create a new file, "tm_p.h", from a list in
3901 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3902 "i386/i386-protos.h".
3904 * alias.c: Include "tm_p.h".
3905 * c-typeck.c: Likewise.
3906 * calls.c: Likewise.
3908 * emit-rtl.c: Likewise.
3909 * explow.c: Likewise.
3910 * expmed.c: Likewise.
3912 * final.c: Likewise.
3914 * fold-const.c: Likewise.
3915 * function.c: Likewise.
3917 * global.c: Likewise.
3918 * haifa-sched.c: Likewise.
3919 * integrate.c: Likewise.
3921 * local-alloc.c: Likewise.
3923 * optabs.c: Likewise.
3924 * recog.c: Likewise.
3925 * reg-stack.c: Likewise.
3926 * regclass.c: Likewise.
3927 * regmove.c: Likewise.
3928 * reload.c: Likewise.
3929 * reload1.c: Likewise.
3930 * reorg.c: Likewise.
3931 * resource.c: Likewise.
3933 * stor-layout.c: Likewise.
3934 * toplev.c: Likewise.
3936 * unroll.c: Likewise.
3937 * genattrtab.c (main): Make generated file include "tm_p.h".
3938 * genemit.c (main): Likewise.
3939 * genoutput.c (main): Likewise.
3940 * genrecog.c (main): Likewise.
3942 * i386.h: Delete all prototypes.
3943 * i386.c: Include "tm_p.h".
3944 (ix86_attr_length_default): Call constant_call_address_operand
3945 with correct number of arguments.
3946 * i386-protos.h: New file.
3947 * i386.md (unnamed patterns): Call constant_call_address_operand
3948 with correct number of arguments.
3949 (exception_receiver): Call load_pic_register with correct number
3952 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3954 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3956 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3958 * rtl.h (insns_safe_to_move_p): New function.
3959 * loop.c (find_and_verify_loops): Use it.
3960 * rtlanal.c (insns_safe_to_move_p): Define it.
3962 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3964 * c-pragma.c: Include ggc.h.
3965 * Makefile.in (c-pragma.o): Update.
3967 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3969 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3970 (LIB_SPEC): Likewise.
3971 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3972 Reindent -YP/-p/-pg.
3973 Copied from config/sparc/sol2.h.
3975 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3977 * c-pragma.c (mark_align_stack): New.
3979 * c-pragma.h (init_pragma): Declare it.
3980 * c-lex.c (init_parse): Call it.
3982 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3984 * configure.in: Pick up thread library on Solaris/x86 just
3985 like on Solaris/sparc.
3986 * configure: Rebuilt.
3988 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3990 * rtl.h (global_rtx_index): New enum.
3991 (global_rtl): Change to array of rtx.
3992 (pc_rtx, cc0_rtx): Redefine accordingly.
3993 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
3994 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
3995 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
3996 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
3997 (const_int_rtx): Change to array of rtx.
3998 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4000 * emit-rtl.c (global_rtl): Change to array of rtx.
4001 (const_int_rtx): Change to aray of rtx.
4002 (gen_rtx_CONST_INT): Redefine accordingly.
4003 (init_emit_once): Allocate and initialize global_rtl. Likewise
4004 for const_int_rtx. Add both as GC roots.
4005 * genattrtab.c (global_rtl): Update declaration.
4007 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4009 * Makefile (USER_H): Add iso646.h back.
4011 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4013 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4014 zapping the LOG_LINKS of sched_before_next_call.
4016 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4017 * pa.c (insn_refs_are_delayed): Renamed from
4018 insn_sets_and_refs_are_delayed.
4020 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4022 * functiion.h (struct function): Add x_whole_function_mode_p.
4023 (retrofit_block): Declare.
4024 * function.c (retrofit_block): New function.
4025 (identify_blocks): Add assertions. Allow an incomplete set of
4026 block notes if we're still generating code for the function.
4027 * integrate.c: Include loop.h.
4028 (expand_inline_function): Call find_loop_tree_blocks to map block
4029 notes to blocks when in whole-function mode. Use retrofit_block
4030 to insert new BLOCKs for the inlined function, rather than
4032 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4033 * Makefile.in (integrate.o): Depend on loop.h.
4035 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4037 * tree.h (warn_about_unused_variables): Declare.
4038 * stmt.c (warn_about_unused_variables): New function, split out
4040 (expand_end_bindings): Here.
4042 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4044 * stmt.c (preserve_subexpressions_p): Don't crash when
4045 current_function->stmt is unset.
4047 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4049 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4050 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4051 (expand_start_target_temps): Use it.
4052 * except.c (expand_eh_region_start_for_decl): Likewise.
4053 * expr.c (expand_expr): Likewise.
4055 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4057 * fold-const.c (operand_equal_p): Pay attention to side effects.
4059 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4061 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4062 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4064 * tlink.c (scan_linker_output): Look for keywords before accepting
4065 a mangled name in quotes.
4067 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4069 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4070 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4072 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4074 * alpha.md: Revert Thu Nov 26 change that came in through the
4075 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4076 Avoid earlyclobber when possible.
4078 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4080 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4082 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4083 Define HAVE_ON_EXIT.
4085 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4087 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4088 CTYPE_CONV in all ctype macros.
4090 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4093 * cexp.y (initialize_random_junk): Likewise.
4095 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4097 * i370.c (handle_pragma): Likewise.
4099 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4101 * v850.c (override_options): Likewise.
4103 * doprint.c (_doprnt): Likewise.
4105 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4108 * fixinc/server.c (load_data): Likewise.
4110 * fold-const.c (real_hex_to_f): Likewise.
4112 * genattr.c (write_upcase, gen_attr): Likewise.
4114 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4115 write_upcase): Likewise.
4117 * genemit.c (print_code): Likewise.
4119 * genopinit.c (gen_insn): Likewise.
4121 * genpeep.c (print_code): Likewise.
4123 * genrecog.c (print_code): Likewise.
4125 * optabs.c (init_libfuncs): Likewise.
4127 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4129 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4131 (reemit_notes): Likewise.
4133 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4135 * ggc.h (ggc_root): Move to ggc-common.c.
4137 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4138 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4139 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4140 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4141 * ggc-common.c (ggc_root): Move from ggc.h.
4142 (roots): Declare, static.
4143 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4144 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4145 null or check/set mark bit.
4146 (ggc_mark_roots): New.
4147 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4149 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4151 * m32r.c: Include toplev.h.
4152 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4153 (gen_compare): Rename swap_p to must_swap to match uses.
4154 Add default abort case.
4155 (m32r_output_function_epilogue): Remove unused variables.
4156 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4157 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4158 define to empty parameter list. Update all uses.
4159 (predicate decls): Use enum machine_mode not int.
4160 * m32r.md (movsi): Call abort, not fatal_insn.
4161 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4163 1999-09-14 Andrew Haley <aph@cygnus.com>
4165 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4166 use $0 instead of 0.
4168 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4170 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4171 computation out of loop over hard regs.
4173 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4175 * function.c (identify_blocks): Don't shadow a variable in an
4177 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4178 pushdecl, or poplevel to build up the new BLOCK tree.
4179 (expand_inline_function): Likewise.
4180 (integrate_parm_decls): Likewise.
4182 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4184 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4186 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4188 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4189 * invoke.texi: Document this change.
4191 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4193 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4195 (mark_emit_status): Renamed from mark_emit_state.
4196 * except.c (mark_eh_status): Renamed from mark_eh_state.
4197 Check not null before marking.
4198 (free_eh_status): New.
4199 * expr.c (mark_expr_status, free_expr_status): New.
4200 * function.c (free_machine_status): New.
4201 (free_after_parsing): New.
4202 (free_after_compilation): Move bits to free_after_parsing; call
4203 free_eh_status, free_expr_status; zero the marked members of the
4205 (prepare_function_start): No can_garbage_collect.
4206 Call init_eh_for_function.
4207 (expand_dummy_function_end): Free up current_function state.
4208 (mark_function_status): Renamed from mark_function_state.
4209 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4210 * function.h (struct function): No can_garbage_collect.
4211 (free_machine_status, free_after_parsing): Declare.
4212 (free_eh_status, free_expr_status): Declare.
4213 * ggc.h (mark_expr_status): Declare.
4214 * stmt.c (free_stmt_status): Free the struct.
4215 (mark_stmt_status): Renamed from mark_stmt_state.
4216 (init_stmt): Don't call init_eh.
4217 (init_stmt_for_function): Don't call init_eh_for_function.
4218 * toplev.c (compile_file): Call init_eh.
4219 (rest_of_compilation): Free basic block info before ggc_collect.
4220 Call free_after_parsing; conditionally call free_after_compilation.
4221 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4222 Check not null before marking.
4223 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4225 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4227 * c-lex.c (yylex): Initialize warn.
4229 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4231 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4232 register when performing secondary reloads for the SAR register.
4234 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4236 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4237 (NOTE_BLOCK): New macro.
4238 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4239 * function.h (identify_blocks): Change prototype.
4240 * function.c (identify_blocks): Simplify.
4241 (reorder_blocks): Likewise.
4242 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4243 NOTE_INSN_BLOCK_{BEG,END}.
4244 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4245 the list of saved notes if the note isn't a
4246 NOTE_INSN_BLOCK_{BEG,END}.
4247 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4249 (reemit_notes): Adjust recreation of notes to reflect new saved
4251 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4252 printing a block note.
4253 * stmt.c (block_vector): Remove.
4254 (find_loop_tree_blocks): Simplify.
4255 (unroll_block_trees): Likewise.
4256 * tree.h (reorder_block): Change prototype.
4258 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4260 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4261 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4262 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4263 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4264 (atexit, exit): Simplify.
4265 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4266 * config/lots: Remove defns of HAVE_ATEXIT.
4268 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4270 * calls.c (precompute_arguments): Fix typo in comment.
4271 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4274 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4276 * dsp16xx.c (override_options): Fix typos in GC root registration.
4278 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4280 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4282 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4283 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4284 (CC1_SPEC): Likewise.
4286 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4288 * genattr.c (main): Add extern prototype. Call return, not exit.
4289 * genattrtab.c (main): Likewise.
4290 * gencheck.c (main): Likewise.
4291 * gencodes.c (main): Likewise.
4292 * genconfig.c (main): Likewise.
4293 * genemit.c (main): Likewise.
4294 * genextract.c (main): Likewise.
4295 * genflags.c (main): Likewise.
4296 * gengenrtl.c (main): Likewise.
4297 * genopinit.c (main): Likewise.
4298 * genoutput.c (main): Likewise.
4299 * genpeep.c (main): Likewise.
4300 * genrecog.c (main): Likewise.
4302 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4303 * genattrtab.c (get_insn_name): Likewise.
4304 * gencodes.c (get_insn_name): Likewise.
4305 * genconfig.c (get_insn_name): Likewise.
4306 * genemit.c (get_insn_name): Likewise.
4307 * genextract.c (get_insn_name): Likewise.
4308 * genflags.c (get_insn_name): Likewise.
4309 * genopinit.c (get_insn_name): Likewise.
4310 * genpeep.c (get_insn_name): Likewise.
4312 * gencheck.c (usage): Add static prototype.
4313 * genextract.c (print_path): Constify a char*.
4314 * genopinit.c (optabs): Likewise.
4315 * genoutput.c (operand_data, data, output_predicate_decls,
4316 compare_operands): Likewise.
4317 * genrecog.c (write_tree): Add default case in switch.
4319 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4321 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4323 * print-rtl.c (get_insn_name): Remove prototype.
4325 * toplev.h (progname): Declare const.
4327 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4328 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4329 dump_sched_info, dump_local_alloc, regset_release_memory,
4330 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4331 error_with_file_and_line, error_with_decl, error_for_asm, error,
4332 fatal, warning_with_file_and_line, warning_with_decl, warning,
4333 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4334 Remove redundant prototypes.
4336 (notice, check_lang_option, report_file_and_line, vnotice,
4337 mark_file_stack): Add static prototype.
4338 (set_fatal_function): Add prototype.
4339 (vnotice, report_file_and_line, set_fatal_function,
4340 check_lang_option): Constify a char*.
4341 (main): Prototype. Call return, not exit.
4343 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4345 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4347 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4349 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4351 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4353 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4355 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4356 behave as if it's zero in all cases.
4357 (expand_function_start): Adjust call to assign_parms.
4358 * tree.h (assign_parms): Adjust prototype.
4359 * objc/objc-act.c (hack_method_prototype): Adjust call to
4362 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4364 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4365 arg_pointer_rtx fixed if the argument pointer register is
4367 (NONZERO_BASE_PLUS_P): Likewise.
4369 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4371 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4372 match_insn2 to match_insn.
4373 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4375 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4377 * Makefile.in (USER_H): Remove va-foo.h.
4379 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4380 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4381 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4382 va-spur.h,va-v850.h}: Remove.
4384 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4386 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4387 (in_return_delay): Use it instead of match_insn.
4389 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4391 * config/alpha/va_list.h (va-alpha.h): Do not include.
4392 (__gnuc_va_list): Typedef as in varargs.h.
4394 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4396 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4397 DECL_LIVE_RANGE_RTL.
4399 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4401 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4402 not NOTE_BLOCK_NUMBER.
4403 (expand_eh_region_end): Likewise.
4404 (find_exception_handler_labels): Likewise.
4405 (scan_region): Likewise.
4406 (exception_optimize): Likewise.
4407 (update_rethrow_references): Likewise.
4408 (set_insn_eh_region): Likewise.
4409 * final.c (final_scan_insn): Likewise.
4410 * flow.c (make_edges): Likewise.
4411 * integrate.c (expand_inline_function): Likewise.
4412 * print-rtl.c (print_rtx): Likewise.
4414 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4416 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4417 terms of builtin functions and types.
4419 * mips.c (mips_build_va_list): New.
4420 (mips_va_start, mips_va_arg): New.
4421 * mips.h (BUILD_VA_LIST_TYPE): New.
4422 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4424 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4425 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4426 * sh.h (BUILD_VA_LIST_TYPE): New.
4427 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4429 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4431 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4432 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4433 (struct insn_data): Likewise with n_operands, n_dups,
4434 n_alternatives, output_format.
4435 * regclass.c (scan_one_insn): Cast n_operands to int before
4436 arithmetic inside comparison.
4438 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4440 * toplev.c (compile_function): Unconditionally emit nop.
4442 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4444 * haifa-sched.c (actual_hazard): Move declaration of variable
4445 `this_cost' into the scope where it is used.
4447 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4449 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4450 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4451 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4453 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4455 * jump.c (find_insert_position): Don't declare or define unless
4456 !HAVE_conditional_arithmetic.
4457 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4459 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4461 * recog.c (offsettable_address_p): Prototype function pointer.
4462 (preprocess_constraints): Call memset, not bzero.
4464 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4465 (gcc_obstack_init): Don't declare.
4466 (fix_sizetype): Add static prototype.
4467 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4468 (tree_cons): Call memset, not bzero.
4470 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4471 definition in macro ASM_WEAKEN_LABEL.
4472 (mark_const_hash_entry): Add static prototype.
4474 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4476 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4478 * unroll.c (find_common_reg_term, subtract_reg_term,
4479 loop_find_equiv_value): Add static prototypes.
4480 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4481 (copy_loop_body): Remove unreachable break statement.
4483 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4485 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4487 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4489 Undo some changes from the gcc2 merge:
4490 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4491 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4495 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4496 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4497 initialized float-int union if the value is a NaN.
4499 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4501 * gthr-win32.h: New file.
4503 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4504 shared as a valid attribute.
4505 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4506 * extend.texi: Document `shared' variable attribute.
4508 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4510 * configure.in: Handle --enable-threads on FreeBSD.
4511 * configure: Rebuit.
4513 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4515 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4517 * configure: Rebuilt.
4519 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4520 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4521 Rosimildo DaSilva <rdasilva@connecttel.com>
4523 * configure.in (m68k-*-rtemscoff*): Added.
4524 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4525 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4526 sparc-rtems configuration.
4527 * configure.in (sparc-*-rtemself*): Added.
4528 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4529 * config/i386/rtems.h: Added comment.
4530 * config/sparc/rtemself.h: New file.
4532 * configure.in (m68k-rtemself): Added.
4533 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4534 and DWARF_DEBUGGING_INFO.
4535 * config/m68k/crti.s: New file.
4536 * config/m68k/crtn.s: New file.
4537 * config/m68k/t-crtstuff: New file.
4538 * config/m68k/rtemself.h: New file.
4540 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4541 global ctor/dtor and C++ exception handling.
4542 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4543 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4545 * config/i386/t-rtems-i386: New File.
4547 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4549 * stmt.c (expand_end_case): Return right away if the case stack is
4552 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4554 * Makefile.in (version.c): Remove rule incorrectly brought in from
4557 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4559 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4560 * msdos/top.sed: Take into account a prepended $(SHELL) to
4562 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4564 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4566 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4568 * regmove.c (fixup_match_1): Don't change an unchanging register.
4569 (stable_but_for_p): Renamed to:
4570 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4571 Changed all callers.
4573 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4575 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4576 insn from BL2 is after the insn from BL.
4578 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4580 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4581 (struct insn_data): Merge `template' and `outfun' into `output'.
4582 Add `output_format'.
4583 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4584 (struct data): Remove `outfun'; add `output_format'.
4585 (name_for_index): Remove declaration.
4586 (output_insn_data): Handle output formats.
4587 (process_template): Emit the bare array for @.
4588 (gen_expand, gen_split): Set output_format to NONE.
4589 * output.h (get_insn_template): Declare.
4590 * final.c (get_insn_template): New.
4591 (final_scan_insn): Use it.
4592 * toplev.c (compile_file): Likewise.
4594 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4595 * i860/i860.c (output_delayed_branch): Likewise.
4596 (output_delay_insn): Likewise.
4598 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4600 * rtl.c (obstack_alloc_rtx): Removed.
4602 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4604 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4606 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4608 * i386.c (call_insn_operand): Reject const_int.
4609 (expander_call_insn_operand): Use call_insn_operand.
4611 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4613 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4615 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4617 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4618 Use DImode operation.
4620 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4622 * gcc.c: Include sys/resource.h.
4623 (report_times): New flag.
4624 (execute): If report_times is set, calculate and report the
4625 CPU time consumed by each subprocess.
4627 (rus, prus): New globals.
4628 (option_map): Add --time.
4629 (display_help): Document -time.
4630 (process_command): Set report_times if -time is given.
4631 Turn off -pipe if -time is given.
4633 * invoke.texi: Document new option -time.
4635 * configure.in: Check for getrusage. Check if we have to
4636 prototype getrusage.
4637 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4638 * configure: Regenerate.
4639 * config.in: Regenerate.
4641 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4643 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4646 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4648 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4649 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4650 (nan): Return _thenan_sf or _thenan_df as appropriate.
4651 (L_thenan_sf): Define _thenan_sf.
4652 (L_thenan_df): Define _thenan_df.
4654 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4655 (DPBIT_FUNCS): Add _thenan_df.
4657 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4659 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4662 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4664 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4667 (lang_specific_driver): Don't take a function pointer parameter.
4668 All callers changed.
4670 * gcc.c: Include gcc.h.
4671 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4672 lang_specific_extra_outfiles, fatal): Don't declare.
4673 (multilib_defaults_raw): Constify.
4674 (read_specs): Call memset, rather than bzero.
4675 (main): Call return, not exit.
4676 (lookup_compiler): Call memcpy, not bcopy.
4677 (fatal): Make extern.
4679 * cppspec.c: Include gcc.h.
4680 (lang_specific_driver): Initialize variable `quote'. Constify a
4681 char*. All calls to the function pointer parameter now
4682 explicitly call `fatal'.
4684 * gccspec.c (lang_specific_driver): Include gcc.h.
4686 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4688 * arm.c (note_invalid_constants): Use recog_data.operand_type
4691 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4693 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4696 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4697 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4698 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4699 reload_secondary_in_reload, reload_secondary_out_reload,
4700 reload_secondary_in_icode, reload_secondary_out_icode,
4701 reload_reg_rtx, reload_when_needed): Delete declarations.
4702 (struct reload): New structure.
4703 (rld): Declare new array.
4704 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4705 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4706 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4707 reload_secondary_in_reload, reload_secondary_out_reload,
4708 reload_secondary_in_icode, reload_secondary_out_icode,
4709 reload_reg_rtx, reload_when_needed): Delete definitions.
4711 (whole file): Replace uses of the deleted arrays with uses of rld.
4712 * reload1.c (whole file): Replace uses of the deleted arrays with
4714 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4715 explicit loops, not with bcopy.
4717 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4719 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4720 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4721 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4722 insn_name): Delete and consolidate into new structures.
4723 (insn_operand_predicate_fn): New.
4724 (insn_output_fn): New.
4726 (struct insn_operand_data): New.
4727 (struct insn_data): New.
4729 (OUT_FCN): Update for insn_data change.
4730 * builtins.c (expand_builtin_strlen): Likewise.
4731 (expand_builtin_memcmp): Likewise.
4732 * combine.c (make_extraction, simplify_comparison): Likewise.
4733 * cse.c (canon_reg, cse_insn): Likewise.
4734 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4735 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4736 (emit_store_flag): Likewise.
4737 * expr.c (convert_move, emit_block_move): Likewise.
4738 (clear_storage, emit_push_insn, expand_increment): Likewise.
4739 (do_store_flag): Likewise.
4740 * expr.h (GEN_FCN): Likewise.
4741 (insn_gen_function): Die.
4742 * final.c (final_scan_insn): Update for insn_data change.
4743 (output_asm_name): Likewise.
4744 * function.c (fixup_var_refs_1): Likewise.
4745 * loop.c (check_dbra_loop): Likewise.
4746 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4747 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4748 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4749 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4750 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4751 * regmove.c (gen_add3_insn): Likewise.
4752 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4753 (find_reloads, find_reloads_address_1): Likewise.
4754 (debug_reload_to_stream): Likewise.
4755 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4756 * stmt.c (expand_end_case): Likewise.
4757 * toplev.c (compile_file): Likewise.
4759 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4760 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4762 * print-rtl.c (insn_name_ptr): Remove declaration.
4763 (get_insn_name): Declare.
4764 (print_rtx): Use it.
4765 * genoutput.c (insn_name_ptr): Remove.
4766 (next_operand_number): New.
4767 (struct operand_data): New.
4768 (null_operand, odata, odata_end): New.
4769 (struct data): Use struct operand_data.
4770 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4771 (get_insn_name): Renamed from name_for_index.
4772 (output_prologue): Define NO_MD_PROTOTYPES.
4773 (output_predicate_decls): Break out from output_epilogue.
4774 Iterate over the operands list.
4775 (output_operand_data): Break out from output_epilogue. Emit
4776 just the operands list.
4777 (output_insn_data): Break out from output_epilogue. Emit just
4779 (output_epilogue): Remove.
4780 (output_get_insn_name): New.
4781 (constraints, op_n_alternatives, predicates, address_p): Die.
4782 (modes, strict_low, seen): Die.
4783 (scan_operands): Take new param `d' instead of writing to
4784 seven global variables.
4785 (compare_operands): New.
4786 (place_operands): New.
4787 (validate_insn_alternatives): Update for struct data change.
4788 (gen_insn): Don't zero or copy 7 global arrays. Update for
4789 scan_operands; call place_operands.
4790 (gen_peephole, gen_expand, gen_split): Likewise.
4791 (main): Update for new output routines.
4793 * genattr.c (insn_name_ptr): Remove.
4794 (get_insn_name): New function.
4795 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4796 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4797 * genrecog.c: Likewise.
4799 * alpha.md (adddi3): Make `pattern' array static.
4801 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4803 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4804 c4x_cpu_version_string): Constify char *.
4805 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4806 c4x_cpu_version_string): Likewise.
4808 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4810 * tree.c (save_tree_status): Revert 10 Sep change.
4811 (restore_tree_status): Likewise. Call obstack_free with NULL
4812 before freeing the obstack proper.
4814 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4816 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4818 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4819 surrounding context.
4821 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4823 * tree.c (type_hash_canon): Put all types in the hash-table, when
4826 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4828 * recog.h (struct recog_data, recog_data): New.
4829 (recog_foo variables): Kill.
4830 * recog.c (recog_operand, recog_operand_loc): Kill.
4831 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4832 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4833 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4834 (recog_data): Define.
4835 (extract_insn): Update all recog_foo references to use recog_data.
4836 (preprocess_constraints, constrain_operands): Likewise.
4837 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4838 * genattrtab.c (main): Likewise.
4839 * genextract.c (main): Likewise.
4840 * genoutput.c: Likewise.
4841 * genrecog.c (write_subroutine, main): Likewise.
4842 * local-alloc.c (block_alloc): Likewise.
4843 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4844 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4845 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4846 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4847 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4848 (reload_cse_simplify_operands): Likewise.
4850 * arc/arc.c (arc_final_prescan_insn): Likewise.
4851 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4852 * h8300/h8300.c (notice_update_cc): Likewise.
4853 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4854 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4855 * mn10200/mn10200.c (notice_update_cc): Likewise.
4856 * mn10300/mn10300.c (notice_update_cc): Likewise.
4857 * romp/romp.c (update_cc): Likewise.
4858 * sparc/sparc.c (check_pic): Likewise.
4859 * v850/v850.c (notice_update_cc): Likewise.
4861 * genemit.c (main): Don't declare recog_operand.
4863 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4865 * ggc.h (rtvec_def): Forward declare.
4866 (tree_node): Likewise.
4869 (ggc_set_mark_rtx): Add prototype.
4870 (ggc_set_mark_rtvec): Likewise.
4871 (ggc_set_mark_tree): Likewise.
4872 * ggc-simple.c (ggc_root): Don't define.
4873 (roots): Don't declare.
4874 (ggc_mark_rtx): Remove.
4875 (ggc_mark_rtvec): Likewise.
4876 (ggc_mark_tree): Likewise.
4877 (ggc_mark_varray): Likewise.
4878 (ggc_mark_tree_hash_table_entry): Likewise.
4879 (ggc_mark_tree_hash_table): Likewise.
4880 (ggc_set_mart_rtx): New function.
4881 (ggc_set_mark_rtvec): Likewise.
4882 (ggc_set_mark_tree): Likewise.
4883 (ggc_add_root): Remove.
4884 (ggc_add_rtx_root): Likewise.
4885 (ggc_remove_tree_root): Likewise.
4886 (ggc_add_string_root): Likewise.
4887 (ggc_add_tree_varray_root): Likewise.
4888 (ggc_add_tree_hash_table_root): Likewise.
4889 (ggc_del_root): Likewise.
4890 (ggc_mark_rtx_ptr): Likewise.
4891 (ggc_mark_tree_ptr): Likewise.
4892 (ggc_mark_string_ptr): Likewise.
4893 (ggc_mark_tree_varray_ptr): Likewise.
4894 (ggc_mark_tree_hash_table_ptr): Likewise.
4895 * ggc-common.c: New file.
4896 * Makefile.in (OBJS): Add ggc-common.o.
4897 (ggc-common.o): List dependencies.
4899 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4901 * cppalloc.c (xstrdup): Use memcpy.
4902 * cpperror.c (cpp_print_containing_files): Don't use
4904 * cpplib.c (conditional_skip): Set temp->lineno.
4905 (do_endif): Make error message less obscure.
4906 (if_directive_name): New function.
4907 (cpp_get_token [case EOF]): Unwind the if stack and generate
4908 error messages for each unterminated conditional in this file.
4909 (parse_string): Do not behave differently if -traditional.
4911 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4913 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4914 va_list decomposing to pointer-type.
4915 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4916 (rs6000_va_arg): Likewise.
4918 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4920 * except.c (start_dynamic_handler): Compute size using
4921 STACK_SAVEAREA_MODE.
4923 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4925 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4926 include directory headers. Don't define strrchr. Don't provide
4927 my_* replacement functions. Prefer PTR over `pointer_type'.
4928 Don't prototype system functions. Don't redefine getopt.
4930 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4931 safe_read, safe_write, save_pointers, restore_pointers,
4932 is_id_char, in_system_include_dir, directory_specified_p,
4933 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4934 find_corresponding_lparen, referenced_file_is_newer,
4935 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4936 process_aux_info_file, identify_lineno, check_source,
4937 seek_to_line, forward_to_next_token_char, output_bytes,
4938 output_string, output_up_to, other_variable_style_function,
4939 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4940 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4941 find_static_definition, connect_defs_and_decs, add_local_decl,
4942 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4943 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4944 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4945 scan_for_missed_items, edit_file, string_list_cons): Add static
4947 (standard_exec_prefix, target_machine, target_version,
4948 default_syscalls_dir, string_list, string_list_cons, find_file,
4949 do_cleaning): Constify a char*.
4950 (safe_read, safe_write): Use PTR, not a char*.
4951 (is_id_char): Take an int, not a char.
4952 (main): Add prototype. Call return, not exit.
4954 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4956 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4957 when comparing types.
4959 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4961 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4962 (strength_reduce): Release the varrays from the no-bivs early exit.
4964 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4965 the loop over the registers.
4967 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4969 (restore_tree_status): Check that instead when freeing the obstack.
4971 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4973 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4976 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4978 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4979 operand size modifiers.
4981 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4983 * c-common.c (c_common_nodes_and_builtins): Don't build
4985 * c-common.h (enum c_tree_index and related accesor macros): Remove
4986 everything now declared in tree.h.
4987 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4988 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
4989 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
4990 (error_mark_node, void_type_node, char_type_node, integer_type_node,
4991 unsigned_type_node, ptr_type_node, va_list_type_node,
4992 integer_zero_node, null_pointer_node, integer_one_node): Delete.
4993 (init_decl_processing): Call build_common_tree_nodes and
4994 build_common_tree_nodes_2 instead of building their nodes here.
4995 Don't add roots for these nodes.
4996 * stor-layout.c (size_zero_node, size_one_node): Delete.
4997 (set_sizetype): Make a new node for bitsizetype each time.
4998 * tree.c (global_trees): New variable.
4999 (init_obstacks): Add a gc root for it.
5000 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5001 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5002 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5003 (build_common_tree_nodes): New function.
5004 (fix_sizetype): New function.
5005 (build_common_tree_nodes_2): New function.
5006 * tree.h (enum tree_index): New.
5007 (global_trees): Declare.
5008 Add accessor macros for all nodes now moved to global_trees.
5009 Delete their declarations.
5011 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5013 * c-decl.c (finish_function): When processing a nested function,
5014 push and pop GC context around rest_of_compilation.
5016 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5018 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5019 Default ix86_arch to PROCESSOR_I386.
5020 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5021 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5022 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5023 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5024 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5025 (EXTRA_SPECS): Remove deleted specs.
5027 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5029 * function.c (assign_stack_local_1): Allocate from
5030 function->x_frame_offset, not frame_offset.
5032 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5034 * ggc.h (lang_cleanup_tree): Remove.
5035 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5036 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5038 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5039 TYPE_LANG_SPECIFIC when garbage collecting.
5040 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5041 (lang_cleanup_tree): Remove.
5043 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5045 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5046 * crtstuff.c: Not here.
5047 * dwarf2out.c: Or here.
5048 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5051 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5053 * function.h (free_after_compilation): Remove decl parameter.
5054 (free_varasm_status0: Likewise.
5055 (free_emit_status): Likewise.
5056 (free_stmt_status): Likewise.
5057 (free_after_compilation): Likewise.
5058 (init_lang_status): New variable.
5059 (free_lang_status): Likewise.
5060 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5061 * function.c (init_lang_status): New variable.
5062 (free_lang_status): Likewise.
5063 (push_function_context_to): Don't set function::decl here.
5064 (free_after_copmilation): Make decl parameter implicit. Call
5065 free_lang_status if defined.
5066 (prepare_function_start): Call init_lang_status if defined.
5067 (init_function_start): Set function::decl here.
5068 * profile.c (output_func_start_profiler): Don't call pushdecl
5069 until we've actually started the function.
5070 * stmt.c (free_stmt_status): Make decl parameter implicit.
5071 * toplev.c (rest_of_compilation): Don't pass decl to
5072 free_after_compilation.
5073 * varasm.c (free_varasm_status): Likewise.
5075 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5077 * except.c (call_get_eh_context): Add root when allocating static
5080 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5082 * arm.c: Include "ggc.h".
5083 (arm_add_gc_roots): New function.
5084 (arm_override_options): Call it.
5085 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5087 * arm.md (define_asm_attributes): Add a pool_range attribute.
5089 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5091 * extend.texi (Volatiles): New node.
5093 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5095 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5096 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5097 (struct ggc_any): Replace `mark' with `magic_mark'.
5098 (ggc_alloc_string): Use memcpy, not bcopy.
5099 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5100 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5101 (ggc_free_any): New.
5102 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5103 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5104 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5105 Use IS_MARKED. Use ggc_free_any.
5107 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5109 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5111 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5113 * toplev.c (main): Always init_ggc.
5115 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5117 * except.c (find_all_handler_type_matches): Free the list if
5118 we found no matches.
5120 * combine.c (SUBST): Break out to a real function do_SUBST.
5121 (SUBST_INT): Likewise.
5122 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5123 (pre_insert): Free `inserted'.
5124 * loop.c (basic_induction_var): Always set `location'.
5126 * function.c (expand_function_end): Add initial_trampoline as a root.
5127 * rtl.h (init_varasm_once): Declare.
5128 * toplev.c (compile_file): Call it.
5129 * ggc-simple.c (ggc_mark_string_ptr): New.
5130 (ggc_add_string_root): New.
5131 (ggc_collect): Disable collection avoidance temporarily.
5132 * ggc.h (ggc_add_string_root): Declare.
5133 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5134 * optabs.c (init_libfuncs): Likewise.
5135 * varasm.c (named_section): Use ggc_alloc_string.
5136 (make_function_rtl): Likewise.
5137 (make_decl_rtl): Likewise.
5138 (assemble_static_space): Likewise.
5139 (assemble_trampoline_template): Likewise.
5140 (output_constant_def): Likewise.
5141 (force_const_mem): Likewise.
5142 (mark_const_hash_entry): New.
5143 (mark_pool_sym_hash_table): New.
5144 (mark_varasm_state): Use it.
5145 (init_varasm_once): New.
5147 * expr.h (init_one_libfunc): Declare.
5148 * optabs.c (init_one_libfunc): New.
5149 (init_optabs): Use it.
5150 * config/gofast.h: Likewise.
5151 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5152 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5154 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5156 * Makefile.in (cppexp.o): Depend on cpphash.h.
5157 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5159 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5160 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5161 redefining poisoned identifiers, etc.
5162 (do_undef): Don't allow poisoned identifiers to be undefined.
5163 (do_pragma): Add #pragma poison.
5164 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5166 * cccp.c: Add T_POISON node type.
5167 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5169 (do_define): Generalise to handle poisoned definitions,
5170 redefining poisoned identifiers, etc.
5171 (do_undef): Don't allow poisoned identifiers to be undefined.
5172 (do_pragma): Add #pragma poison.
5173 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5175 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5176 * c-pragma.h: Add ps_poison state. We now always have generic
5179 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5181 * ggc.h (ggc_alloc): New function.
5182 (ggc_mark): Likewise.
5183 * ggc-simple.c (ggc_any): New structure.
5184 (ggc_status): Add anys.
5185 (n_anys_collected): New variable.
5186 (ggc_alloc): Define.
5187 (ggc_mark): Likewise.
5188 (ggc_collect): Collect the anys.
5190 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5192 * c-decl.c (mark_binding_level): Make static to match prototype.
5194 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5196 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5198 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5200 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5201 will use into account. Expand the max width to 5.
5204 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5206 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5209 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5211 * alpha.md (call value patterns): Remove the result predicates.
5213 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5215 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5218 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5220 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5221 changed from extern char *, to extern PTR. Also fix typo in
5222 NEED_DECLARATION_REALLOC test.
5224 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5226 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5228 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5229 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5230 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5231 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5233 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5235 * cccp.c (pcfinclude): Likewise.
5237 * global.c (allocno_compare): Likewise.
5239 * haifa-sched.c (rank_for_schedule): Likewise.
5241 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5243 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5245 * stupid.c (stupid_reg_compare): Likewise.
5247 * tree.c (_obstack_allocated_p): Likewise.
5249 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5251 1999-09-08 Bruce Korb autogen@linuxbox.com
5253 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5254 why "gperf -F" fails.
5255 * gcc/cp/Makefile.in: ditto
5256 * gcc/Makefile.in: ditto
5257 * gcc/java/Makefile.in: ditto
5259 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5261 * lists.c: Include ggc.h.
5263 (init_EXPR_INSN_LIST_cache): Install it.
5265 * ggc-simple.c (init_ggc): Absorb the old init.
5266 (ggc_push_context): Use xcalloc.
5267 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5268 (ggc_collect): Add [rvts] tags to the collection stats.
5270 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5272 * cccp.c (main): Fix handling of -include and -imacros options.
5274 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5276 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5278 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5280 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5283 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5285 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5286 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5287 and SET_DEST. Update comment.
5289 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5291 * config/c4x/c4x.c: Include ggc.h.
5292 (c4x_add_gc_roots): New function.
5293 (c4x_override_options): Call c4x_add_gc_roots.
5295 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5297 * defaults.h (TARGET_ESC): Move ...
5298 * system.h: ... here, where Linas had it in the first place. Silly me.
5300 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5302 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5303 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5304 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5305 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5306 * defaults.h (TARGET_ESC): Add default.
5308 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5310 * configure.in: add i370-*-openedition, i370-*-mvs and
5311 i370-*-linux targets
5313 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5315 * dsp16xxx.c: Include ggc.h
5316 (override_options): Mark GC roots.
5317 * mn10200.c: Include ggc.h.
5318 (asm_file_start): Mark GC roots.
5319 * tahoe.c: Include ggc.h.
5320 (extensible_operand): Mark GC roots.
5322 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5324 * README: Add section discussing status of ELF ABI.
5325 * i370.c: Fix misc spelling mistakes.
5326 (i370_label_scan): Updated notes, exception handling.
5327 (i370_function_prolog): Simplify ELF stack handling.
5328 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5329 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5330 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5331 * i370.md: (movdi): Add notes.
5332 (floatsidf2): Use stack not rtca for scratch float area.
5333 (iorsi3): Correct operand constraints.
5334 * x-oe: Restore TAROUTOPTS which are used by pax.
5336 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5338 * rs6000.c: Include ggc.h.
5339 (rs6000_add_gc_roots): New function.
5340 (override_options): Call it.
5342 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5344 * alpha.h (alpha_compare): New.
5345 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5346 * alpha.c: Likewise for the definitions.
5347 (alpha_emit_conditional_branch): Update for alpha_compare.
5348 (alpha_emit_conditional_move): Likewise.
5349 * alpha.md (cmpdf, cmpdi): Likewise.
5350 (setcc patterns): Likewise. Zero alpha_compare after use.
5351 (sne): Optimize (x != 0) into (0U < x).
5353 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5355 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5356 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5357 (INIT_EXPANDERS): Remove.
5358 * alpha.c: Include ggc.h.
5359 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5360 (alpha_init_machine_status, alpha_mark_machine_status): New.
5361 (override_options): Install them.
5362 (struct machine_function): Moved to alpha.h.
5363 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5364 (alpha_init_expanders): Remove.
5365 (alpha_return_addr): Adjust to use current_function->machine.
5366 (alpha_ra_ever_killed): Likewise.
5367 (alpha_expand_epilogue): Likewise.
5368 * alpha.md (eh_epilogue): Likewise.
5370 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5371 Melissa O'Neill <oneill@cs.sfu.ca>
5372 Geoffrey Keating <geoffk@cygnus.com>
5374 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5375 call-used registers (call-saved registers must still be contiguous
5376 and end with r31, of course).
5378 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5380 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5381 (self_promoting_type_p): Delete.
5382 (self_promoting_args_p): Move ...
5383 * c-common.c: ... here.
5384 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5385 (simple_type_promotes_to): New.
5386 * builtins.c (lang_type_promotes_to): New.
5387 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5388 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5389 * c-common.h: ... here.
5390 (self_promoting_args_p, simple_type_promotes_to): Declare.
5391 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5392 (grokdeclarator): Likewise.
5393 * tree.h (lang_type_promotes_to): Declare.
5395 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5397 Add some machine-dependent GC roots.
5398 * sparc.c: Include ggc.h.
5399 (sparc_add_gc_roots): New function.
5400 (mark_ultrasparc_pipeline_state): Likewise.
5401 (override_options): Call sparc_add_gc_roots.
5402 * pa.c: Include ggc.h.
5403 (pa_add_gc_roots): New function.
5404 (mark_deferred_plabels): Likewise.
5405 (override_options): Call pa_add_gc_roots.
5406 * mips.c: Include ggc.h.
5407 (mips_add_gc_roots): New function.
5408 (override_options): Use it.
5410 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5412 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5414 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5415 cpp_parse_expr): Add static prototypes.
5416 (parse_charconst): Don't cast away const-ness.
5417 (token): Constify a char*.
5419 * cppfiles.c (file_name_list, include_hash, find_include_file,
5420 finclude, initialize_input_buffer): Constify a char*.
5421 (file_cleanup, find_position): Add static prototypes.
5423 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5424 collect_expansion): Add static prototypes.
5425 (cpp_install, create_definition, monthnames): Constify a char*.
5427 * cpphash.h (cpp_install): Likewise.
5429 * cppinit.c (known_suffixes, default_include,
5430 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5431 (base_name, dump_special_to_buffer, initialize_dependency_output):
5432 Add static prototypes.
5434 * cpplib.c (my_strerror): Constify a char*.
5435 (null_underflow, null_cleanup, skip_comment, copy_comment,
5436 copy_rest_of_line, handle_directive, pass_thru_directive,
5437 get_directive_token, read_line_number, cpp_print_file_and_line,
5438 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5439 v_cpp_warning_with_line, detect_if_not_defined,
5440 consider_directive_while_skipping): Add static prototypes.
5441 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5442 cpp_pedwarn_with_file_and_line): Constify a char*.
5444 * cpplib.h (cpp_options, include_hash, progname, definition,
5445 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5446 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5447 find_include_file, deps_output, include_hash): Constify a char*.
5449 * cppmain.c (progname): Constify.
5450 (main): Add prototype. Use return, not exit.
5452 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5453 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5454 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5455 check_protection): Add static prototype.
5457 (progname, recognized_macrom, recognized_extern): Constify a char*.
5458 (main): Add prototype.
5460 * gen-protos.c (progname): Constify a char*.
5462 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5464 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5465 (init_emit_once): Add more GC roots.
5466 * except.c (mark_func_eh_entry): New function.
5467 (mark_eh_node): Mark false_label and rethrow_label.
5468 (init_eh): Add more GC roots.
5469 * function.c (free_after_compilation): Take decl as a paramter.
5470 Call free_stmt_status.
5471 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5473 * function.h (free_after_compilation): Change prototype.
5474 (free_varasm_status): Likewise.
5475 (free_emit_status): Likewise.
5476 (free_stmt_status): New function.
5477 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5478 Remove, replacing with ...
5479 (ggc_status): New structure.
5480 (ggc_chain): New variable.
5482 (ggc_push_context): New function.
5483 (ggc_pop_context): Likewise.
5484 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5485 (ggc_alloc_rtvec): Likewise.
5486 (ggc_alloc_tree): Likewise.
5487 (ggc_alloc_string): Likewise.
5488 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5489 (ggc_mark_tree): Give language-dependent code a chance to mark
5491 (ggc_mark_tree_varray): Handle empty arrays.
5492 (ggc_collect): Adjust for use of ggc_chain. Clear
5493 bytes_alloced_since_last_gc.
5494 * ggc.h (ggc_pop_context): New function.
5495 (ggc_push_context): Likewise.
5496 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5497 * stmt.c (free_stmt_status): New function.
5498 (init_stmt_for_function): Clear last_expr_value.
5499 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5500 Conditionalize call to ggc_collect.
5501 (main): Call init_ggc.
5502 * tree.c (push_obstacks): Do the push, even when GC'ing.
5503 (push_obstacks_nochange): Likewise.
5504 (pop_obstacks): Liekwise.
5505 * varasm.c (free_varasm_status): Take decl as a parameter.
5507 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5509 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5510 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5511 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5512 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5514 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5516 * pa/x-pa-mpeix: New file for the MPE port.
5518 * pa/quadlib.asm: New file for long double support.
5520 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5521 * configure: Rebuilt.
5523 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5525 * final.c (shorten_branches): Fix last change.
5527 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5529 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5531 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5533 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5536 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5538 * c-aux-info.c (concat): Don't define.
5540 * cccp.c (my_strerror): Likewise. All callers changed to use
5542 (do_include): Call xstrdup, not xmalloc/strcpy.
5543 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5544 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5546 * collect2.c (my_strsignal): Likewise. All callers changed to use
5548 (locatelib): Call xstrdup, not xmalloc/strcpy.
5550 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5552 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5554 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5556 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5558 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5560 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5562 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5564 (find_all_handler_type_matches): Likewise. Don't check return
5566 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5567 xmalloc, not malloc.
5568 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5570 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5571 (init_spec): Call xcalloc, not xmalloc/bzero.
5572 (set_spec): Call xstrdup, not save_string.
5573 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5574 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5575 (process_command): Call xstrdup, not save_string.
5576 (main): Call xcalloc, not xmalloc/bzero.
5578 * gcov.c (xmalloc): Don't define.
5579 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5580 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5581 (output_data): Call xcalloc, not xmalloc/bzero.
5583 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5585 * mips-tdump.c (xmalloc): Don't define.
5586 (print_symbol): Call xmalloc, not malloc.
5587 (read_tfile): Call xcalloc, not calloc.
5589 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5590 Don't define. All callers of xfree/my_strsignal changed to use
5591 free/strsignal instead.
5592 (allocate_cluster): Call xcalloc, not calloc.
5594 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5595 Fix memory leak, free allocated memory.
5597 * prefix.c (translate_name): Call xstrdup, not save_string.
5598 (update_path): Likewise.
5600 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5602 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5603 Don't define. Callers of xfree/savestring2 changed to use
5604 free/concat instead.
5606 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5607 (init_elim_table): Likewise.
5609 * resource.c (init_resource_info): Likewise.
5611 * stupid.c (stupid_life_analysis): Likewise.
5613 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5614 (open_dump_file): Call concat, not xmalloc/strcpy/...
5615 (clean_dump_file): Likewise.
5616 (compile_file): Call xstrdup, not xmalloc/strcpy.
5618 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5620 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5621 * v850.c (v850_va_arg): New.
5623 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5625 * haifa-sched.c: Tidy comments.
5627 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5629 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5630 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5631 $(out_object_file)): Depend on ggc.h.
5632 * c-common.c: Include "ggc.h".
5633 (combine_strings): If doing GC, use ggc_alloc_string.
5634 * c-decl.c: Include "ggc.h".
5635 (ggc_p): Define with value 0.
5636 (mark_binding_level): New function.
5637 (init_decl_processing): Add GC roots.
5638 (mark_c_function_context): New function.
5639 (lang_mark_false_label_stack): New function.
5640 (lang_mark_tree): New function.
5641 (lang_cleanup_tree): New function.
5642 * c-lang.c: Include "ggc.h".
5643 (lang_init): Call c_parse_init.
5644 * c-lex.c: Include "ggc.h".
5645 (check_linenum): If doing GC, don't copy filenames to permanent
5647 * c-parse.in: Include "ggc.h".
5648 (c_parse_init): New function.
5649 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5650 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5652 * except.c (mark_eh_state): Mark more state.
5653 * function.c (mark_function_state): Likewise.
5654 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5655 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5656 * toplev.c (mark_file_stack): New function.
5657 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5658 (main): Add root for input_file_stack.
5660 * i386.c: Include "ggc.h".
5661 (ix86_mark_machine_status): New function.
5662 (override_options): Set mark_machine_status.
5664 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5666 * tree.c (copy_node): Copy node contents also if doing GC.
5668 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5670 * collect2.c (scan_libraries): Fix double-thinko :-).
5672 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5674 * collect2.c (scan_libraries): Fix thinko.
5676 * cse.c (delete_trivially_dead_insns): Do not skip the last
5677 insn if it is a real insn.
5679 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5681 * Makefile.in (ggc-simple.o): Depend on hash.h.
5682 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5683 (ggc_mark_tree_varray): Likewise.
5684 (ggc_mark_tree_hash_table): Likewise.
5685 * ggc-simple.c: Include hash.h.
5686 (ggc_mark_tree_hash_table_ptr): New function.
5687 (ggc_mark_tree_hash_table_entry): Likewise.
5688 (ggc_mark_tree_hash_table): Likewise.
5689 (ggc_add_tree_hash_table_root): Likewise.
5690 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5691 rtx, when defining fields.
5693 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5695 * profile.c (output_func_start_profiler): Remove apparently
5696 nonsensical call to start_sequence.
5698 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5700 * clipper/clipper.c (clipper_va_start): Fix typos.
5702 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5703 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5704 (spur_va_arg): New stub.
5706 * configure.in: Comment out pyramid.
5708 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5710 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5711 don't conflict with the bits that win32, cygwin, and dgux
5714 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5715 Bernd Schmidt <bernds@cygnus.co.uk>
5717 * integrate.c (function_cannot_inline_p): Do not inline
5718 functions with forced labels.
5720 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5721 Bernd Schmidt <bernds@cygnus.co.uk>
5722 Mark Mitchell <mark@codesourcery.com>
5724 * Makefile.in (ggc-simple.o): Depend on varray.h.
5725 (rtl.o): Depend on ggc.h.
5726 (genattrtab.o): Depend on ggc.h.
5727 (print-tree.o): Likewise.
5728 (fold-const.o): Likewise.
5729 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5730 (make_insn_raw): Don't cache insns when GC'ing.
5731 (emit_insn_before): Likewise.
5732 (emit_insn_after): Likewise.
5733 (emit_insn): Likewise.
5734 (start_sequence): Use xmalloc to allocate the sequence_stack.
5735 (end_sequence): Add free to free it.
5736 (gen_sequence): Don't cache insns when GC'ing.
5737 (clear_emit_caches): Don't use sequence_element_free_list.
5738 (init_emit): Use xcalloc, not xmalloc+bzero.
5739 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5740 * function.c (pop_function_context_from): Use free to free the
5741 fixup_var_refs_queue.
5742 (put_reg_into_stack): Allocate it with xmalloc.
5743 * genattrtab.c: Include ggc.h.
5744 (operate_exp): Don't use obstack_free when GC'ing.
5745 (simplify_cond): Likewise.
5746 (simplify_text_exp): Likewise.
5747 (optimize_attrs): Likewise.
5748 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5750 (gencode): Generate a #include for ggc.h.
5751 * ggc-callbacks.c (ggc_p): Define it to zero.
5752 * ggc-none.c (ggc_p): Likewise.
5753 * ggc-simple.c: Include varray.h.
5754 (ggc_mark_tree_varray): New function.
5755 (ggc_add_tree_varray_root): Likewise.
5756 (ggc_mark_tree_varray_ptr): Likewise.
5757 * ggc.h (ggc_p): Declare.
5758 (varray_head_tag): Likewise.
5759 (ggc_add_tree_varray_root): Declare.
5760 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5761 inconsistencies when GC'ing.
5762 * rtl.c: Include ggc.h.
5763 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5764 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5765 (rtx_free): Don't call obstack_free when GC'ing.
5766 * toplev.c (rest_of_compilation): Call ggc_collect after every
5768 * tree.c (push_obstacks): Do nothing, if GC'ing.
5769 (pop_obstacks_nochange): Likewise.
5770 (pop_obstacks): Likewise.
5771 (make_node): Use ggc_alloc_tree when GC'ing.
5772 (copy_node): Likewise.
5773 (get_identifier): Use ggc_alloc_string when GC'ing.
5774 (build_string): Likewise.
5775 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5776 (tree_cons): Likewise.
5778 (type_hash_canon): Don't call obstack_free when GC'ing.
5780 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5782 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5783 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5785 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5786 Bernd Schmidt <bernds@cygnus.co.uk>
5787 Mark Mitchell <mark@codesourcery.com>
5789 * Makefile.in (stor-layout.o): Depend on ggc.h.
5790 (expr.o): Depend on ggc.h.
5791 (profile.o): Depend on ggc.h.
5792 (stor-layout.o): Depend on ggc.h.
5793 * emit-rtl.c (init_emit_once): Add gc roots.
5794 * expr.c: Include ggc.h.
5795 (emit_block_move): Add gc roots.
5796 (clear_storage): Likewise.
5797 * expr.h (init_stor_layout_once): New function.
5798 * profile.c: Include ggc.h.
5799 (init_arc_profiler): profiler_label is a root.
5800 * scan.c (make_sstring_space): Trust xrealloc to function
5801 correctly with first parameter NULL.
5802 * stor-layout.c: Include ggc.h.
5803 (set_sizetype): Add gc root.
5804 (init_stor_layout_once): New function.
5805 * toplev.c (compile_file): Call it.
5807 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5808 Bernd Schmidt <bernds@cygnus.co.uk>
5809 Mark Mitchell <mark@codesourcery.com>
5811 * Makefile.in (tree.o): Depend on ggc.h.
5812 (varasm.o): Likewise.
5813 (function.o): Likewise.
5815 (except.o): Likewise.
5816 (optabs.o): Likewise.
5817 (emit-rtl.o): Likewise.
5818 * emit-rtl.c: Include ggc.h.
5819 (sequence_element_free_list): Remove, and all references.
5820 (mark_sequence): New functions.
5821 (mark_emit_state): New function.
5822 * except.c: Include ggc.h.
5823 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5824 (mark_tree_label_node): New functions.
5825 (mark_eh_state): New function.
5826 * function.c: Include ggc.h.
5827 (mark_temp_slot, mark_function_chain): New functions.
5828 (mark_function_state): New function.
5829 (init_function_once): New function.
5830 * function.h (init_function_once): New function.
5831 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5832 * ggc.h (label_node): Declare.
5833 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5834 (lang_mark_false_label_stack): New function.
5835 (mark_temp_slot): Remove declaration.
5836 (mark_function_chain): Likewise.
5837 (mark_eh_state): Adjust prototype.
5838 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5840 * optabs.c: Include ggc.h.
5841 (mark_optab): New function.
5842 (init_optabs): Add gc roots.
5843 * stmt.c: Include ggc.h.
5844 (mark_cond_nesting, mark_loop_nesting): New functions.
5845 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5846 (mark_stmt_state): New function.
5847 * toplev.c (compile_file): Call init_function_once.
5848 * tree.c: Include ggc.h.
5849 (type_hash): Move declaration earlier in file.
5850 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5851 (init_obstacks): Add gc roots.
5852 (mark_type_hash): New function.
5853 * varasm.c: Include ggc.h.
5854 (mark_pool_constant): New function.
5855 (mark_varasm_state): New function.
5857 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5859 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5861 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5863 * c-decl.c (struct language_function): Renamed from struct c_function.
5865 (c_function_chain): Delete.
5866 (push_c_function_context): New arg F. Don't warn about nested
5867 functions here. Fill LANGUAGE elt of F. Delete code to update
5868 c_function_chain. Don't call push_function_context.
5869 (pop_c_function_context): New arg F. Restore from there instead of
5870 from c_function_chain. Don't call pop_function_context. Clear out
5871 LANGUAGE field of F when done.
5872 * c-lang.c: Include "function.h"
5873 (lang_init): Initialize save_lang_status and restore_lang_status.
5874 * c-parse.in (nested_function, nested_function_notype): Warn about
5875 nested functions. Call push_function_context/pop_function_context
5876 instead of the _c_ variants.
5877 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5879 * Makefile.in (c-lang.o): Update dependencies.
5881 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5882 regno_pointer_flag, regno_pointer_align.
5883 (gen_reg_rtx): Use xrealloc to enlarge them.
5884 (free_emit_status): New function.
5885 * function.c (mark_machine_status, mark_lang_status): New variables.
5886 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5887 in some bits from assign_stack_local. All callers changed to use new
5889 (assign_stack_local): Just call assign_stack_local_1.
5890 (free_after_compilation): New function.
5891 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5892 (trampoline_address): Likewise.
5893 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5894 (prepare_function_start): Explicitly clear some more variables.
5895 * function.h (struct function): New elt can_garbage_collect.
5896 (mark_machine_status, mark_lang_status): Declare variables.
5897 (free_after_compilation, free_emit_status, free_varasm_status,
5898 init_varasm_status): Declare functions.
5899 * toplev.c (rest_of_compilation): Call free_after_compilation when
5900 done with the current function.
5901 * varasm.c (free_varasm_status): New function.
5903 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5905 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5906 (EXPAND_BUILTIN_VA_ARG): Define.
5907 * sparc.c (sparc_va_start): New.
5908 (sparc_va_arg): New.
5910 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5912 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5914 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5916 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5918 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5920 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5922 (ggc-callbacks.o): New target.
5923 * ggc-callbacks.c: New file.
5925 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5927 * expr.h: Collapse individual optab and libfunc vars to arrays.
5928 (optab_index, libfunc_index): New enumerations.
5929 (optab_table, libfunc_table): New arrays.
5930 Add accessor macros for both.
5932 * optabs.c (optab_table, libfunc_table): New.
5933 Delete declarations for individual optab and libfunc vars.
5935 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5937 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5939 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5941 * Makefile.in (GGC, GGC_LIB): New.
5942 (HOST_RTL): Include ggc-none.o.
5943 (ggc-simple.o): New target.
5944 (ggc-none.o): Likewise.
5945 * tree.h (tree_common): Add gc_mark.
5946 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5947 (struct rtvec_def): Add gc_mark.
5948 * emit-rtl.c (global_rtl): Update static initializers to contain
5949 enough initializers.
5950 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5951 * toplev.c (gc_time): New variable.
5952 (all_time): New variable.
5953 (compile_file): Print gc time.
5954 (print_time): Calculate percentage of the whole.
5956 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5958 Change obstack memory management and varasm constant pool handling so
5959 that nested functions are treated like any other functions.
5960 * function.c (init_machine_status): New variable.
5961 (push_function_context_to): Set contains_functions for the outer
5962 function. Don't call save_varasm_status.
5963 (pop_function_context_from): Don't call restore_varasm_status. Don't
5964 set current_function_contains_functions.
5965 (prepare_function_start): Call init_varasm_status rather than
5966 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5968 * function.h (struct function) Add field varasm. Delete fields
5969 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5970 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5971 (init_machine_status): Declare.
5972 (save_varasm_status, restore_varasm_status): Delete declarations.
5973 (save_tree_status, restore_tree_status): Delete last argument.
5974 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5975 code. All callers changed.
5976 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5977 save_constants_in_decl_trees, restore_constants, save_constants,
5978 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5980 (inlining): New variable.
5981 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5982 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
5984 (save_for_inline_nocopy): Don't save constants.
5985 Don't set inl_emit field in current_function.
5986 (expand_inline_function): Use emit field, not inl_emit, of the inlined
5987 function. Set new variable inlining before
5988 calling copy_rtx_and_substitute.
5989 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
5990 constant pool references if inlining is nonzero.
5991 Delete ADDRESS and (most of the) CONST cases.
5992 (output_inline_function): Save and restore current_function/
5993 current_function_decl. Delete restore_constants code. Don't call
5994 init_const_rtx_hash_table.
5995 * output.h (init_const_rtx_hash_table): Don't declare.
5996 * rtl.h (struct function): Declare.
5997 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
5998 * toplev.c (rest_of_compilation): Don't treat nested functions or
5999 functions containing them specially. Delete all code to deal with
6000 save_for_inline_copying.
6001 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6002 inline_obstacks): Delete variables.
6003 (save_tree_status): Lose arg CONTEXT. All callers changed.
6004 Simply allocate a new function_maybepermanent_obstack for the new
6005 function, delete all the special cases.
6006 Don't save inline_obstacks.
6007 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6008 Delete special handling for function_maybepermanent_obstack; simply
6010 Don't restore inline_obstacks.
6011 (permanent_allocation): Delete code that frees inline_obstacks.
6012 (print_inline_obstack_statistics): Delete function.
6013 (dump_tree_statistics): Don't call it.
6014 * varasm.c (struct varasm_status): New.
6015 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6016 last_pool, pool_offset, const_double_chain): Delete global
6017 variables, replace with accessor macros.
6018 (immed_double_const): Don't walk const_double_chain outside a
6019 function, but don't treat nested functions specially anymore.
6020 (immed_real_const_1): Likewise.
6021 (clear_const_double_mem): Don't treat nested functions specially.
6022 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6023 (save_varasm_status, restore_varasm_status): Delete functions.
6024 (init_varasm_status): New function.
6025 (force_const_mem): Don't treat nested functions specially.
6026 (find_pool_constant): Accept new arg F, search for constants in
6027 that function's pool rather than the current one. All callers
6029 (get_pool_constant_for_function, get_pool_mode_for_function): New
6032 * i386.c (init_386_machine_status): New function, mostly from
6033 clear_386_stack_locals.
6034 (struct machine_functions): Rename element names to avoid name
6036 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6037 macros, replacing global variables.
6038 (clear_386_stack_locals, save_386_machine_status,
6039 restore_386_machine_status): Delete functions.
6040 (override_options): Initialize init_machine_status.
6041 * i386.h (INIT_EXPANDERS): Delete macro.
6042 (save_386_machine_status, restore_386_machine_status,
6043 clear_386_stack_locals): Delete declarations.
6045 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6047 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6048 (doloop_begin): Simplify pattern and use emit_jump_insn.
6049 (doloop_end): Simplify pattern, switch operand order,
6050 and use emit_jump_insn.
6052 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6054 * function.h (struct function): Add new element LANGUAGE.
6055 (save_lang_status): Declare new variable.
6056 (restore_lang_status): Likewise.
6057 * function.c (save_lang_status): Define.
6058 (restore_lang_status): Likewise.
6059 (push_function_context_to): Call language-specific save function.
6060 (pop_function_context_from): Call language-specific restore function.
6062 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6064 * i386.md (movsf_1): Check REG_P before use of REGNO.
6065 (movdf_1): Likewise.
6066 (movxf_1): Likewise.
6067 (extendsfdf2): Likewise.
6068 (extendsfxf2): Likewise.
6069 (extenddfxf2): Likewise.
6071 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6073 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6074 constants into memory.
6075 (c4x_shiftable_constant): New function.
6076 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6077 (c4x_shiftable_constant): Declare.
6078 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6079 ashlqi3_noclobber): Add new patterns and associated splitters.
6081 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6083 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6084 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6085 * final.c (shorten_branches): Likewise.
6086 * global.c (global_alloc): Likewise.
6087 * haifa-sched.c (build_control_flow): Likewise.
6088 * stmt.c (check_for_full_enumeration_handling): Likewise.
6089 (estimate_case_costs): Likewise.
6091 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6093 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6095 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6097 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6098 (recompute_reg_usage): Likewise.
6099 * rtlanal.c (find_regno_fusage): Likewise.
6101 * rtl.c (rtl_check_failed_code1): New function.
6102 (rtl_check_failed_code2): New.
6103 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6104 (RTL_CHECKC1, RTL_CHECKC2): New.
6105 (XC*): New accessor macros.
6106 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6107 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6108 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6109 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6110 (TRAP_*, RANGE_INFO_*): Likewise.
6112 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6114 * Makefile.in (tlink.o): Don't depend on toplev.h.
6116 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6117 output_file, nm_file_name, ldd_file_name, strip_file_name,
6118 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6119 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6120 fork_execute, maybe_unlink, add_to_list,
6121 extract_init_priority, write_list, dump_list,
6122 dump_prefix_list, write_list_with_asm, write_c_file,
6123 write_c_file_stat, write_c_file_glob, scan_prog_file,
6124 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6125 ignore_library, extract_string, notice, dump_file, target_machine,
6126 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6127 read_file, print_load_command): Constify a char*.
6128 (fdopen, error, fatal, fatal_perror): Don't prototype.
6129 (my_strerror): Remove. All callers use xstrerror instead.
6130 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6131 (main): Add prototype. Constify lots of char* ptrs. Change calls
6132 to xcalloc/strcpy/strcat/... to one call to concat.
6133 (main, scan_prog_file, scan_libraries): Use an intermediate
6134 `const char **' to build an argv array.
6135 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6137 * collect2.h (collect_execute, collect_wait, dump_file,
6138 file_exists): Constify a char*.
6139 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6140 temporary_firstobj, vflag, debug): Add extern declarations.
6141 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6143 * tlink.c: Don't include toplev.h.
6144 (vflag, debug, ldout, c_file_name, temporary_obstack,
6145 permanent_obstack, temporary_firstobj): Don't declare.
6146 (tlink_execute, frob_extension, symbol_hash_lookup,
6147 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6148 recompile_files, read_repo_files, demangle_new_symbols,
6149 scan_linker_output): Constify a char*.
6150 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6151 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6153 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6155 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6156 (relative) rather than jsr (absolute) subroutine call insns.
6157 * config/m68k/m68k-coff.h: Ditto.
6159 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6161 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6162 now rework these too.
6163 (arm_reorg): If an insn can't reach the end of the current pool,
6164 ensure that we emit that pool before the insn.
6166 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6168 * tlink.c (scan_linker_output): Skip the initial underscore in
6169 a mangled name if appropriate.
6171 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6173 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6174 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6175 error_with_ivar, gen_declarator, create_builtin_decl,
6176 my_build_string, generate_descriptor_table, generate_ivars_list,
6177 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6178 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6179 dump_base_name, lang_decode_option, build_encode_expr,
6180 start_class, finish_class, encode_pointer, really_start_method,
6181 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6183 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6184 Add static prototypes.
6185 (build_objc_string_decl, build_selector_reference_decl,
6186 encode_bitfield, build_class_reference_decl): Remove unused
6187 parameter, all callers changed.
6188 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6189 (objc_printable_name): Likewise. Change second parameter to type int.
6190 (init_objc): Use memcpy, not bcopy, to avoid casts.
6192 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6194 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6195 reg notes on a deleted insn.
6196 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6198 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6200 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6202 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6204 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6207 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6209 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6210 * tm.texi (MD_ASM_CLOBBERS): Document it.
6212 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6214 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6215 * except.c (expand_rethrow): Remove unused variable.
6216 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6217 * flow.c (replace_insns): Likewise.
6218 (create_edge_list, verify_edge_list): Likewise.
6219 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6221 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6222 is special code to run.
6223 (main): Don't define operands to emit_operand.
6224 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6226 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6228 * alpha/alpha.h (normal_memory_operand): Declare.
6229 (reg_no_subreg_operand): Declare.
6230 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6232 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6234 * c-parse.in (compstmt_primary_start): New, broken out of first
6235 part of compstmt handling in primary.
6236 (primary): Use it. Add an error clause.
6237 (compstmt_nostart): Renamed from compstmt; remove all
6238 initial invocations of compstmt_start.
6241 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6243 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6246 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6248 * combine.c (simplify_shift_const): Remove extra semicolon.
6249 * dwarf2out.c (remove_AT): Likewise.
6250 * expmed.c (expand_mult): Likewise.
6251 * gcov.c (create_program_flow_graph): Likewise.
6252 * reorg.c (mostly_true_jump): Likewise.
6254 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6256 * fold-const.c (fold_range_test): Do not try to fold the range
6257 test if the rhs or lhs has side effects.
6259 * combine.c (simplify_rtx): Recognize another case of a synthesized
6262 * varasm.c (mark_constant_pool): When marking indirect references,
6263 only look at SYMBOL_REFs.
6265 * except.c (expand_fixup_region_end): Do not peek at
6266 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6268 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6270 * flags.h: New variables align_loops, align_loops_log,
6271 align_jumps, align_jumps_log, align_labels, align_labels_log,
6272 align_functions, align_functions_log.
6273 * toplev.c: Define them.
6274 (f_options): Handle -falign-* when they have no argument.
6275 (main): Add logic to set variables for -falign-functions,
6276 -falign-jumps, -falign-labels, -falign-loops.
6277 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6278 (display_help): Change help to match options.
6279 * final.c (LABEL_ALIGN): Default to align_labels_log.
6280 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6281 (LOOP_ALIGN): Default to align_loops_log.
6282 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6283 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6284 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6285 * varasm.c (assemble_start_function): Handle align_functions.
6287 * config/sparc/sparc.h: Don't declare sparc_align_*.
6288 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6289 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6291 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6293 * config/sparc/sparc.c: Delete sparc_align_loops,
6294 sparc_align_jumps, sparc_align_funcs and the corresponding string
6296 (sparc_override_options): Default align_functions on ultrasparc.
6297 Delete -malign-* handling.
6299 * config/mips/mips.c (override_options): On 64-bit targets,
6300 try to align code to 64-bit boundaries.
6301 (print_operand): New substitution, %~,
6302 which aligns labels to align_labels_log.
6303 * config/mips/mips.md (div_trap_normal): Use %~.
6304 (div_trap_mips16): Likewise.
6309 (ashldi3_internal): Likewise.
6310 (ashrdi3_internal): Likewise.
6311 (lshrdi3_internal): Likewise.
6312 (casesi_internal): Likewise.
6314 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6316 Merge new ia32 backend from the branch!
6318 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6319 See ChangeLog.P2 on new_ia32_branch for details.
6321 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6322 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6323 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6324 * i386/gas.h (ASM_FILE_START): Define.
6325 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6326 for name change of ix86_valid_decl_attribute_p.
6327 (i386_pe_valid_type_attribute_p): Similarly.
6329 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6331 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6332 to step through CC modes.
6334 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6336 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6337 it would end up in the shadow of a live flags regsiter.
6339 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6341 * reload1.c: Fix many indentation problems.
6342 * reload.c: Likewise.
6344 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6346 * alias.c (non_local_reference_p): Constify fmt.
6348 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6350 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6352 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6354 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6355 the internal_arg_pointer.
6357 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6359 Merge peephole2 from new_ia32_branch:
6360 * Makefile.in (STAGESTUFF): Add *.peephole2.
6361 (mostlyclean): Likewise.
6362 (recog.o): Depend on resource.h.
6364 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6365 (final_scan_insn): Likewise for the invocation of peephole.
6366 * genconfig.c (main): Look for peephole and peephole2 patterns.
6367 Emit HAVE_peephole* accordingly.
6368 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6369 * flags.h (flag_peephole2): Declare.
6370 * toplev.c: New pass peephole2. New flag -fpeephole2.
6372 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6373 * gencodes.c (main): Likewise.
6374 * genextract.c (main): Likewise.
6375 * genoutput.c (main): Likewise.
6376 * genemit.c (max_operand_1): Look for the max scratch operand.
6377 (gen_rtx_scratch): New.
6378 (gen_exp): Use it, and pass on new arg subroutine_type.
6379 (gen_expand): Take max scratch into account.
6380 (gen_split): Emit peephole2 functions.
6381 (output_peephole2_scratch): New.
6382 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6383 * genrecog.c (routine_type): Add PEEPHOLE2.
6385 (make_insn_sequence): Match outer parallel for peep2. Discard
6386 top level scratches and dups.
6387 (add_to_sequence): New args insn_type and top. Update all callers.
6388 Handle toplevel peep2 matching insns.
6389 (write_subroutine): Handle peep2.
6390 (write_tree_1): Likewise.
6391 (write_tree): Likewise.
6393 (change_state): New arg afterward. Update all callers.
6394 Handle matching separate insns.
6395 * recog.c (recog_next_insn): New.
6396 (peephole2_optimize): New.
6397 * rtl.def (DEFINE_PEEPHOLE2): New.
6398 * resource.c (find_free_register): New argument last_insn. Use it
6399 to find a register available through the entire span.
6400 * resource.h (find_free_register): Update prototype.
6402 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6404 * i386.c (output_strlen_unroll): Don't write xops[7]
6405 label if it wasn't set.
6407 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6409 * cpplib.c (struct directive): Const-ify name pointer and
6410 function pointer prototype.
6411 (validate_else, do_define, do_line, do_include, do_undef,
6412 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6413 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6414 do_warning): Const-ify second arg.
6415 (directive_table): Mark const. Reorder entries by frequency
6416 of usage, record statistics.
6418 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6420 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6421 bounds- check RTL accesses if --enable-checking.
6422 (RTVEC_ELT): Bounds check if --enable-checking.
6423 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6424 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6425 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6427 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6428 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6430 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6431 (NOTE_SOURCE_FILE): Use X0STR.
6432 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6433 MEM_ALIAS_SET): Use X0INT.
6434 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6435 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6437 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6438 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6439 (rtl_check_failed_bounds, rtl_check_failed_type1,
6440 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6442 (fancy_abort): Fix comment.
6444 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6445 (cse_insn): Decrement LABEL_NUSES for jump target before
6447 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6448 * final.c (alter_subreg): Compute regno before changing x to
6449 REG; set REGNO(x) after changing it.
6450 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6451 notes containing CONST_INTs.
6452 (delete_eh_regions): Use NOTE_EH_HANDLER.
6453 * function.c (put_reg_into_stack): Make reg a MEM before
6455 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6457 (gen_mem_addressof): Make reg a MEM before initializing it.
6458 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6460 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6461 deleting an insn, not after.
6462 (block_alloc): Only look at PATTERN(insn) if we have to, and
6463 only if it's format class 'i'.
6464 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6465 CONST_INT before using its INTVAL.
6466 * print-rtl.c (print_rtx): Use X0STR.
6467 * regmove.c (fixup_match_1): Don't look at PATTERN of
6468 non-class-'i' insn chain elements.
6469 * reload.c (loc_mentioned_in_p): Take address of
6470 in->fld[1].rtx directly.
6471 * reload1.c (reload): Change reg to a MEM before initializing
6473 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6475 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6477 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6479 * config/mips/mips.c (machine_dependent_reorg): Force a
6480 barrier to output the local constant pool if a barrier hasn't
6481 been found at a natural point in the instruction stream.
6483 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6485 * c-parse.in (language_string): Constify.
6487 * dwarf2out.c (language_string): Remove declaration.
6489 * dwarfout.c (language_string): Likewise.
6491 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6493 * tree.h (language_string, init_parse, finish_parse): Declare.
6495 * i386/sun386.h (language_string): Remove declaration.
6497 * mips.h (language_string): Likewise.
6499 * nextstep.h (language_string): Likewise.
6501 * nextstep21.h (language_string): Likewise.
6503 * rs6000.c (language_string): Likewise.
6505 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6507 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6508 (getpwd.o): Remove target.
6510 * getpwd.c: Delete file. Its in libiberty now.
6512 * dbxout.c (getpwd): Don't prototype.
6513 * dwarf2out.c (getpwd): Likewise
6514 * dwarfout.c (getpwd): Likewise
6515 * final.c (getpwd): Likewise.
6516 * protoize.c (getpwd): Likewise.
6518 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6520 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6522 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6524 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6527 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6529 * fixinc/Makefile.in (subdir): New.
6530 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6533 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6535 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6536 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6539 * invoke.texi: Fix typo.
6541 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6542 changed. Handle autoincrement addressing modes.
6544 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6545 just like we would the virtual incoming args register when
6548 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6550 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6551 path, in .file directive.
6553 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6555 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6558 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6560 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6563 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6565 * tree.c (tree_code_name): Constify a char*.
6567 * tree.h (tree_code_name, decl_printable_name): Likewise.
6569 * function.h (struct function): Likewise.
6571 * toplev.c (decl_name, decl_printable_name): Likewise.
6573 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6575 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6576 (init_objc): Remove function pointer cast.
6578 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6580 * pa.md (interspace_jump): New pattern.
6581 (builtin_longjmp): New expander.
6583 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6585 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6586 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6587 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6589 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6591 * jump.c (delete_prior_computation): Also check calls
6592 to constant functions. Don't bother checking for a
6593 REG_UNUSED note before adding it.
6594 (delete_computation): Handle multi-word hard registers
6595 when synthesizing missing REG_DEAD notes for a register
6596 which is both set and used by an insn.
6598 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6600 * loop.c (this_loop_info): New variable.
6601 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6602 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6604 (prescan_loop, strength_reduce): New argument loop_info. All callers
6606 (scan_loop): New variable loop_info, initialise to address of
6608 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6609 Delete variable loop_has_multiple_exit targets and replace with
6610 field in this_loop_info.
6611 (find_and_verify_loops): Rename this_loop to this_loop_num.
6612 (strength_reduce): Delete loop_iteration_info. Replace variable
6613 loop_info with function argument of same name.
6614 (insert_bct): Rework test for loop being completely unrolled.
6616 * loop.h (struct loop_info): New fields num, loops_enclosed,
6617 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6618 has_indirect_jump, and cont. Redefine use of unroll_number.
6619 (loop_unroll_number): Delete.
6621 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6623 (loop_iterations): Delete variable vtop and instead use
6624 loop_info->vtop computed in prescan_loop.
6626 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6628 * fix-header.c (main): Do not pass a null pointer to strcmp.
6630 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6632 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6634 * configure: Rebuilt.
6636 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6638 * jump.c (jump_optimize_1): Do not delete assignments to
6639 internal_arg_pointer.
6640 * cse.c (delete_trivially_dead_insns): Always consider a set of
6641 the internal_arg_pointer live.
6643 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6645 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6646 (update_life_info) [REG_WAS_0]: Search the original insns rather
6647 than the new insns for the note. Fix typos finding note_dest.
6648 If no dest found, discard the note rather than abort.
6649 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6650 (replace_insns): Remove the old insn list after update_life_info
6653 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6655 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6657 (sched_analyze_1): Let add_dependence care for not adding dups.
6658 (sched_analyze_2): Likewise.
6659 (add_branch_dependences): Likewise.
6661 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6663 * i386/winnt.c (export_list): New type.
6664 (exports_head): Rename to
6665 (export_head): this.
6666 (i386_pe_record_exported_symbol): Add is_data flag.
6667 (i386_pe_asm_file_end): Emit directive for exported variables.
6668 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6670 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6671 (ASM_DECLARE_OBJECT_NAME): Likewise.
6672 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6673 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6675 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6677 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6679 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6682 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6684 * config/openbsd.h: Define SET_ASM_OP.
6685 * tm.texi: cross-reference SET_ASM_OP in the index.
6687 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6689 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6690 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6691 and class_narrowest_mode at compile time. Kill init_rtl.
6692 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6693 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6694 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6696 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6698 * rtl.h: Declare rtx_length and rtx_format as const.
6699 * machmode.def: Define CC(). Use CC() to define CCmode. If
6700 EXTRA_CC_MODES is defined, expand it here.
6701 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6702 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6703 const. Kill all references to EXTRA_CC_MODES.
6705 * toplev.c: Don't prototype or call init_rtl.
6706 * optabs.c: Don't call init_mov_optab.
6707 * genemit.c: Don't generate init_mov_optab. Don't call
6709 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6711 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6712 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6713 genrecog.c: Don't call init_rtl.
6715 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6716 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6717 definition of EXTRA_CC_MODES.
6719 * md.texi: Kill ref to EXTRA_CC_NAMES.
6720 * tm.texi: Document new way to define EXTRA_CC_MODES.
6722 * genrecog.c: Do not look up the name of a define_split.
6725 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6727 * config/v850/v850.md: Fix typo introduced by previous delta.
6729 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6731 * gcc.c (fatal): Make definition static to match prototype.
6733 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6735 * combine.c (get_last_value): Don't look for earlier sets if the last
6736 known set is somewhere in between the insns being combined.
6738 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6740 * configure.in: Don't use shell ! to negate exit codes
6741 * configure: Regenerate
6743 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6745 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6746 the fact that ALIGN is measured in bits, not bytes.
6748 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6750 * errors.c: New file; defines functions error, warning, and
6751 fatal, variables have_error and progname.
6752 * errors.h: New file; prototypes and decls for stuff in errors.c.
6754 * Makefile: Add rules to build errors.o and
6755 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6756 genopinit, genrecog, genextract, genpeep, genattr, and
6757 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6758 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6759 genpeep.o, genattr.o, and genoutput.o.
6761 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6762 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6763 define or prototype fatal. Set progname at beginning of main.
6764 * genoutput.c: Likewise, and don't define or prototype error
6767 * c-typeck.c (c_expand_start_case): Return immediately if exp
6769 * fold-const.c (operand_equal_p): Return immediately if arg1
6770 or arg0 are ERROR_MARKs.
6771 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6772 fields of type ERROR_MARK when calculating if the record can
6775 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6776 with much help from Jeffrey A Law and Richard Henderson
6778 * i386.md: In the 6 insns which call output_fix_trunc,
6779 earlyclobber operands[0].
6781 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6783 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6784 creating new registers.
6786 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6788 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6789 i386_reg_alloc_order, i386_regparm_string,
6790 i386_align_loops_string, i386_align_jumps_string,
6791 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6792 and i386_branch_cost_string as type "const char *".
6793 * i386.c: Define all above strings as type "const char *".
6795 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6797 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6798 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6800 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6802 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6803 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6805 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6807 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6808 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6809 (dwarf2out_line, dwarf2out_finish): Likewise.
6810 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6812 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6814 * tree.c (lang_unsave_expr_now) : Correct return type.
6815 * tree.h (lang_unsave_expr_now) : Same.
6817 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6819 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6820 instead of duplicating code.
6822 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6824 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6826 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6828 * tree.h: fancy_abort always takes three args.
6829 * resource.c: Move include of system.h before toplev.h.
6831 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6833 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6836 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6838 * system.h: Don't redefine abort or trim_filename.
6839 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6840 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6841 whether or not __FUNCTION__ is available.
6842 * tree.h: Duplicate rtl.h's definition of abort, for files
6843 that don't include rtl.h. Delete all code to perform type
6844 checking with a compiler other than GCC.
6845 * varray.h: Delete all code to perform type checking with a
6846 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6847 its arguments exactly once, using a statement expression.
6848 Adjust the VARRAY_<type> accessor macros to match.
6849 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6850 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6851 caller's location. Define fatal_insn and fatal_insn_not_found
6852 as macros that use _fatal_insn and _fatal_insn_not_found.
6853 (fancy_abort, trim_filename): Kill prototypes.
6855 * rtl.c (trim_filename): Move here from toplev.c.
6856 (fancy_abort): New function.
6857 (DIR_SEPARATOR): Provide default definition.
6858 * tree.c (tree_check_failed, tree_class_check_failed): Go
6859 through fancy_abort.
6860 (tree_check, tree_class_check, cst_or_constructor_check,
6861 expr_check): Delete.
6862 * varray.c (varray_check_failed): New function.
6863 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6864 _fatal_insn and _fatal_insn_not_found. Go through
6866 (trim_filename, fancy_abort): Delete.
6868 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6869 * except.c (start_catch_handler): Report ICE with error/abort
6871 * final.c (output_operand_lossage): Likewise.
6872 * flow.c (verify_flow_info): Likewise.
6874 * gcc.c: Prototype fatal.
6875 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6876 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6877 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6878 Don't define fancy_abort.
6880 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6882 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6885 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6887 * m88k.h (VERSION_INFO2): Kill.
6888 (VERSION_STRING): Kill.
6890 (VERSION_INFO1): Tidy.
6891 (TARGET_VERSION): Update.
6892 * m88k/dgux.h (VERSION_INFO2): Kill.
6893 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6894 * m88k/luna.h (VERSION_INFO1): Tidy.
6895 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6896 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6897 (output_file_start): Adjust for death of VERSION_STRING.
6899 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6901 * cpplib.c (detect_if_not_defined): New function.
6902 (do_if): Use it to detect potential once-only headers.
6904 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6906 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6908 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6910 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6911 anywere in the function only if they are pseudos and set before
6912 being used (not live at the start of the function).
6913 (num_sign_bit_copies) : Same.
6914 (get_last_value_validate) : Same.
6915 (get_last_value) : Same.
6917 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6919 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6920 where N and M are constant and N is an integer multiple of M.
6922 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6924 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6925 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6926 sbitmap_union_of_preds): Add prototypes.
6927 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6928 the intersection of successors with the new flow graph structures.
6929 (sbitmap_intersection_of_preds): New function to compute the
6930 intersection of predecessors with the new flow graph structures.
6931 (sbitmap_union_of_succs): New function to compute the union of
6932 successors with the new flow graph structures.
6933 (sbitmap_union_of_preds): New function to compute the union of
6934 predecessors with the new flow graph structures.
6935 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6936 (expr_reaches_here_p): Use edge and basic_block structures instead
6937 of s_preds and s_succs.
6938 (compute_cprop_avinout): Use new sbitmap routines.
6939 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6940 of s_preds and s_succs.
6941 * flow.c (compute_flow_dominators): Compute dominators using
6942 edges and basic blocks instead of s_preds and s_succs.
6944 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6946 * lists.c (unused_insn_list, unused_expr_list): New file for
6947 maintaining various types of lists. New statics for maintaining a
6948 cache of available INSN_LIST and EXPR_LIST nodes.
6949 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6950 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6951 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6952 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6953 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6954 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6955 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6956 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6957 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6958 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6959 (remove_dependence, free_pending_lists): Use new global routines.
6960 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6961 (sched_analyze, compute_block_backward_dependences): Use new routines.
6962 (sched_analyze_1, sched_analyze_2): Use new routines.
6963 (schedule_insns): Use new global routines.
6964 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6966 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6967 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6969 * toplev.c (rest_of_compilation): Initialize node cache.
6970 * Makefile.in (OBJS): Add lists.o to list of object files.
6971 (lists.o): Add dependancies.
6973 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6975 * config/v850/v850.md: Fix compile time warning messages.
6976 * config/v850/v850.c: Fix compile time warning messages.
6977 * config/v850/v850.h: Fix compile time warning messages.
6979 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6981 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6982 Remove unused prototype for `init_lengths'.
6984 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6986 * calls.c (emit_call_1): Mark parameter `stack_size' with
6988 (expand_call): Initialize variable `insn'.
6989 (emit_library_call): Likewise for variable `high_to_save'.
6990 (emit_library_call_value): Likewise.
6991 (store_one_arg): Likewise for variables `lower_bound' and
6994 * combine.c (try_combine): Likewise for variables `i2_code_number'
6995 and `other_code_number'.
6996 (find_split_point): Likewise for variables `pos', `unsignedp' and
6998 (simplify_if_then_else): Likewise for variables `op' and `c1'.
6999 (simplify_and_const_int): Remove unused variable `width'.
7000 (merge_outer_ops): Likewise.
7002 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7003 HOST_WIDE_INT' when comparing against one.
7004 (simplify_relational_operation): Likewise.
7005 (cse_insn): Initialize variables `src_eqv_volatile',
7006 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7008 * final.c (init_final): Constify parameter `filename'.
7009 (final_start_function): Mark parameter `optimize' with
7011 (profile_function): Likewise for parameters `first' and `optimize'.
7012 (output_source_line): Likewise for parameter `file'.
7014 * integrate.c (subst_constants): Cast a value to `size_t' when
7015 comparing against one.
7016 (mark_stores): Initialize variable `mode'. Cast a value to
7017 `size_t' when comparing against one.
7019 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7021 * loop.c (move_movables): Initialize variable `first'.
7022 (strength_reduce): Likewise for variable `increment'.
7023 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7024 value to `size_t' when comparing against one.
7025 (load_mems): Initialize variable `end_label'.
7027 * output.h (init_final): Constify parameter.
7029 * reload.c (decompose): Initialize variable `base'.
7031 * reload1.c (reload): Likewise for variable `is_scalar'.
7032 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7033 (choose_reload_regs): Initialize variable `mode'.
7034 (emit_reload_insns): Likewise for variable `store_insn'.
7035 (reload_cse_noop_set_p): Mark parameter `insn' with
7037 (reload_combine): Initialize variable `set'.
7039 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7040 (copy_loop_body): Cast a value to `size_t' when comparing against
7043 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7044 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7045 (remove_from_pending_weak_list): Mark parameter `name' with
7048 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7050 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7053 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7055 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7056 (ASM_DECLARE_FUNCTION_NAME): Define.
7057 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7058 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7059 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7060 not already defined.
7062 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7064 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7065 of n_popped when call/call_value are not defined.
7067 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7069 * tm.texi: GNU CC -> GCC conversion.
7070 (CC1_SPEC): Indicate it is used for all language front ends.
7072 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7074 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7075 NOTE_INSN_EH_REGION_END correctly.
7077 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7078 Jeff Law <law@cygnus.com>
7080 * loop.c (strength_reduce): Automatically unroll loops if the
7081 unrolled loop size is smaller than the rolled loop size.
7083 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7084 and delete comment that code should be rewritten.
7086 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7088 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7091 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7093 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7095 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7096 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7097 (LINK_SPEC): Add -u _main when building executables.
7098 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7099 (ASM_FILE_END): Use the default for ix86-pe.
7100 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7102 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7104 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7105 and ASM_CLOSE_PAREN are empty strings.
7107 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7108 Geoffrey Keating <geoffk@cygnus.com>
7110 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7111 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7112 (unprotoize.o): Ditto.
7113 (test-protoize-simple): Don't define STD_PROTO_DIR.
7114 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7115 changes to make 'test-protoize-simple' pass.
7116 (STD_PROTO_DIR): Remove define.
7117 (STANDARD_EXEC_PREFIX): Supply default define.
7118 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7119 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7120 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7121 (GET_ENV_PATH_LIST): New macro.
7122 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7123 (do_processing): Initialize default_syscalls_dir using new
7124 macros. Use it to initialize syscalls_absolute_filename.
7126 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7128 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7129 B into a register before emit_conditional_move.
7131 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7133 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7134 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7135 multiplicand out of (+ (* a b) (* c d)).
7137 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7138 Richard Henderson <rth@cygnus.com>
7140 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7141 (new_insn_dead_notes): Likewise.
7142 (update_n_sets): Likewise.
7143 (update_flow_info): Move to flow.c, renamed to update_life_info;
7144 extend to handle multiple source insns.
7145 * flow.c: Include resource.h
7146 (unlink_insn_chain): New.
7147 (split_hard_reg_notes): New.
7148 (maybe_add_dead_note): New.
7149 (maybe_add_dead_note_use): New.
7150 (find_insn_with_note): New.
7151 (new_insn_dead_notes): New.
7152 (update_n_sets): New.
7153 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7154 (maybe_remove_dead_notes): New.
7155 (update_life_info): New.
7156 (prepend_reg_notes): New.
7157 (replace_insns): New.
7158 * output.h (update_life_info): Declare.
7159 * recog.c (split_block_insns): Use update_life_info.
7160 * resource.c (find_free_register): Use reg_alloc_order, don't use
7161 fixed regs, make sure the mode is supported, don't use new regs.
7163 * rtl.h (replace_insns): Declare.
7165 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7167 * expr.c (expand_expr): Cope with COND_EXPRs with one
7168 non-returning branch.
7170 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7172 * expr.c (store_expr): Always pass down the target, even when not
7175 1999-08-24 Nick Clifton <nickc@cygnus.com>
7177 * configure.in: Define target_cpu_default for v850 targets.
7178 * configure: Regenerate
7180 * config/v850/v850.h (TARGET_CPU_generic): Define.
7181 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7182 addresses are 4 byte aligned.
7184 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7187 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7189 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7190 (main): Add prototypes.
7192 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7193 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7194 (write_attr_get): Emit prototypes along with function definition.
7195 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7196 (write_complex_function): Emit static prototype along with
7197 function definition.
7199 * genemit.c (gen_split): Emit prototypes along with function
7202 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7203 Likewise for predicates and `insn_operand_predicate'.
7204 (process_template): Emit static prototype along with function
7207 * genrecog.c (make_insn_sequence): Constify a char*. Add
7208 prototypes for get_split_*().
7209 (write_subroutine): Emit prototypes along with function
7212 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7214 * gcse.c (find_avail_set): Follow chains of register-register copies.
7215 Use oprs_not_set_p to guarantee that the returned value can be
7217 (cprop_insn): Don't verify the return value of find_avail_set with
7220 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7221 (cprop_cc0_jump): New function.
7222 (cprop_insn): Break out new function cprop_jump and use it.
7223 Also use cprop_cc0_jump for machines with CC0.
7224 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7226 * tree.h (current_function_calls_setjmp,
7227 current_function_calls_longjmp): Delete declarations.
7228 * dsp16xx.c: Include "function.h".
7229 * elxsi.c: Likewise.
7230 * gmicro.c: Likewise.
7231 * h8300.c: Likewise.
7234 * mn10200.c: Likewise.
7235 * mn10300.c: Likewise.
7236 * ns32k.c: Likewise.
7240 * rtl.h (rtx_equal_function_value_matters): Declare.
7241 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7243 * function.c: Likewise.
7244 * emit-rtl.c: Likewise.
7246 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7248 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7251 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7253 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7256 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7258 * cpp.texi: Add a node documenting macro varargs (copied
7261 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7263 * cppspec.c: Put a null pointer at the end of the new argv.
7265 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7267 * configure.in: Remove code to select/de-select the haifa
7268 scheduler. Every scheduled port gets haifa now.
7269 * configure: Rebuilt.
7270 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7272 * Makefile.in: Corresponding changes.
7274 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7276 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7277 All callers changed.
7278 (prepare_float_lib_cmp): Likewise.
7279 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7280 * expr.h (emit_float_lib_cmp): Delete declaration.
7281 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7282 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7283 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7285 (cmptf): Now conditional on TARGET_HARD_QUAD.
7287 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7289 * resource.c (mark_target_live_regs): Use
7290 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7292 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7294 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7296 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7298 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7300 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7302 * rtl.h (rtx_format): Constify a char*.
7304 * rtl.c (rtx_format): Likewise.
7305 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7306 (init_rtl): Use accessor macro, not `rtx_format'.
7308 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7311 * caller-save.c (mark_referenced_regs): Likewise.
7313 * combine.c (subst, make_compound_operation, known_cond,
7314 gen_rtx_combine, update_table_tick, get_last_value_validate,
7315 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7317 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7318 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7319 count_reg_usage): Likewise.
7321 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7324 * final.c (leaf_renumber_regs_insn): Likewise.
7326 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7327 dump_edge_info, count_reg_references): Likewise.
7329 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7330 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7333 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7334 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7335 add_label_notes): Likewise.
7337 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7338 clear_struct_flag, count_sub_rtxs, count_alternatives,
7339 compares_alternatives_p, contained_in_p, walk_attr_value,
7340 write_expr_attr_cache): Likewise.
7342 * genconfig.c (walk_insn_part): Likewise.
7344 * genemit.c (max_operand_1, gen_exp): Likewise.
7346 * genextract.c (walk_rtx): Likewise.
7348 * genflags.c (num_operands): Likewise.
7350 * genoutput.c (scan_operands): Likewise.
7352 * genpeep.c (match_rtx): Likewise.
7354 * genrecog.c (add_to_sequence): Likewise.
7356 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7359 * integrate.c (save_constants, copy_for_inline,
7360 copy_rtx_and_substitute, subst_constants, restore_constants):
7363 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7364 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7366 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7369 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7370 add_label_notes, replace_call_address, count_nonfixed_reads,
7371 invariant_p, find_single_use_in_loop, find_mem_givs,
7372 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7375 * print-rtl.c (reg_names, print_rtx): Likewise.
7377 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7379 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7380 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7381 print_blocks): Likewise.
7383 * regclass.c (fix_register, record_address_regs,
7384 reg_scan_mark_refs): Likewise.
7386 * regmove.c (stable_but_for_p): Likewise.
7388 * reload.c (loc_mentioned_in_p, operands_match_p,
7389 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7390 copy_replacements, refers_to_regno_for_reload_p,
7391 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7392 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7395 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7396 delete_address_reloads_1, count_occurrences,
7397 reload_cse_mem_conflict_p, reload_combine_note_use,
7398 add_auto_inc_notes): Likewise.
7400 * resource.c (mark_referenced_resources, mark_set_resources):
7403 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7404 reg_mentioned_p, regs_set_between_p, modified_between_p,
7405 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7406 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7407 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7408 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7410 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7412 * stupid.c (stupid_mark_refs): Likewise.
7414 * unroll.c (remap_split_bivs): Likewise.
7416 * varasm.c (mark_constants): Likewise.
7418 * a29k/a29k.c (uses_local_reg_p): Likewise.
7420 * alpha/alpha.c (summarize_insn): Likewise.
7422 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7423 eliminate_lr2ip): Likewise.
7425 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7427 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7428 reg_mentioned_in_mem): Likewise.
7430 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7431 symbolic_reference_mentioned_p): Likewise.
7433 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7435 * sh/sh.c (regs_used, mark_use): Likewise.
7437 * vax/vax.c (vax_rtx_cost): Likewise.
7439 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7441 * machmode.h (mode_name): Constify a char*.
7443 * rtl.c (mode_name): Likewise.
7445 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7447 * optabs.c (init_libfuncs): Constify a char*.
7449 * print-tree.c (mode_name): Remove redundant declaration.
7450 (print_node): Use accessor macro, not `mode_name'.
7452 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7454 (new_spill_reg): Constify a char*.
7456 * tree.c (mode_name): Remove redundant declaration.
7458 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7460 * rtl.c (rtx_name): Constify a char*.
7462 * rtl.h (rtx_name, fix_sched_param): Likewise.
7464 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7465 (mypr): Use accessor macro, not `rtx_name'.
7467 * genemit.c (print_code): Constify a char*.
7469 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7471 * genpeep.c (print_code): Constify a char*.
7473 * genrecog.c (print_code): Likewise.
7475 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7476 end_bb): Add static prototype.
7477 (draw_edge): Constify a char*.
7478 (end_bb): Remove unused parameter.
7480 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7481 print_block_visualization): Constify a char*.
7483 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7485 * c-common.c (c_get_alias_set): Update comment.
7487 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7489 * linux.h (LIB_SPEC): Added.
7491 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7493 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7495 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7497 * tree.c (expr_check): Fix typo in last change.
7499 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7501 * rtl.def (NOTE): Change format to "iuu0n".
7502 (ADDR_DIFF_VEC): Change format to "eEee0".
7503 (ADDRESSOF): Change format to "eit".
7505 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7506 (RTVEC_ELT): Change to match.
7507 (XVECEXP): Use XVEC and RTVEC_ELT.
7508 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7509 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7510 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7511 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7512 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7513 (INTVAL): Use XWINT.
7514 (ADDRESSOF_DECL): Use XTREE.
7515 (SET_ADDRESSOF_DECL): Delete.
7516 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7517 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7518 ifdefed out since 2.6 at least.
7519 (gen_rtvec_vv): Delete prototype.
7521 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7523 (copy_most_rtx): Handle 't' format letter.
7524 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7525 (gen_rtvec_vv): Delete function. All callers changed to use
7526 gen_rtvec_v instead.
7527 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7528 the '0' format letter.
7530 * function.c (gen_mem_addressof): Don't use
7531 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7533 * integrate.c (copy_rtx_and_substitute): Likewise.
7534 Copy 't' slots with XTREE.
7535 (subst_constants): Treat 't' slots like '[swi]' slots.
7536 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7537 * jump.c (rtx_equal_for_thread_p): Likewise.
7538 * rtlanal.c (rtx_equal_p): Likewise.
7539 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7540 only four arguments.
7541 * gengenrtl.c (type_from_format): Provide correct types for
7545 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7546 If a recent gcc is in use (always in stage2 and beyond), use
7547 statement expressions, so we don't make a function call unless
7548 the check fails. Evaluate arguments exactly once.
7549 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7550 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7552 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7553 they evaluate their arguments exactly once, irrespective of
7554 the compiler in use.
7556 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7557 is used by the currently-enabled check macros. This is:
7558 (tree_check_failed, tree_class_check_failed): For gcc.
7559 (tree_check, tree_class_check, cst_or_constructor_check,
7560 expr_check): For other compilers.
7562 * gencheck.c: Do not define any *_CHECK1 macros.
7564 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7565 Mark Mitchell <mark@codesourcery.com>
7567 * c-common.c (c_get_alias_set): Fix support for poitners and
7570 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7572 * alias.c: Include tree.h.
7573 (nonlocal_reference_p, mark_constant_function): New functions.
7574 * flow.c (life_analysis): Call mark_constant_function.
7575 * rtl.h (mark_constant_function): Declare it.
7577 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7579 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7580 unrecognisable switches.
7582 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7584 * loop.c (recombine_givs): Set ix field after sorting.
7585 (recombine_givs): Remove bogus index / giv lockstep looping.
7587 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7589 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7591 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7592 (do_cmp_and_jump): Formatting fixes.
7593 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7594 do_compare_rtx_and_jump instead of compare_from_rtx.
7595 (do_compare_rtx_and_jump): New function; mostly copied from
7597 (do_jump_for_compare): Delete.
7598 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7600 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7601 of compare/do_jump_for_compare pairs.
7602 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7603 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7604 compare_from_rtx/do_jump_for_compare pairs.
7605 (do_jump_by_parts_equality): Likewise.
7606 (do_jump_by_parts_equality_rtx): Likewise.
7607 * expr.h (do_compare_rtx_and_jump): Declare.
7608 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7609 that used to be in emit_cmp_insn.
7610 (cmp_available_p): New function.
7611 (prepare_operand): New function.
7612 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7613 to be in emit_cmp_insn.
7614 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7615 parameters to be pointers; don't emit final compare but modify some of
7616 the values pointed to by the args so the caller can perform the
7618 (expand_binop): Call emit_store_flag_force with signed forms of
7620 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7621 emit_jump_insn pair.
7622 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7623 emit_cmp_and_jump_insn_1. Call emit_queue.
7624 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7626 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7627 jump sets cc0 before deleting it.
7628 * integrate.c (expand_inline_function): Likewise.
7629 * unroll.c (unroll_loop): Similar changes in several places.
7630 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7633 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7635 * Makefile.in (insn-recog.o): Update dependencies.
7636 * genrecog.c (main): Make generated file include "function.h".
7638 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7640 * cse.c (cse_insn): Call never_reached_warning when a jump is
7641 changed to be unconditional.
7642 * flags.h: Declare warn_notreached.
7643 * flow.c (delete_block): Call never_reached_warning when
7645 * jump.c (delete_barrier_successors): Call never_reached_warning
7646 when we delete everything after a BARRIER.
7647 (never_reached_warning): New function.
7648 * rtl.h: Declare never_reached_warning.
7649 * toplev.c (warn_notreached): New variable.
7650 (lang_independent_options): Set warn_notreached
7651 when -Wunreachable-code.
7652 (compile_file): We need line numbers for -Wunreachable-code.
7654 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7656 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7657 * sched.c (insn_unit): Likewise.
7659 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7661 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7663 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7665 * flow.c (create_edge_list): Use xmalloc, not malloc.
7667 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7669 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7670 C-style comments. Do not lose the character before double slash.
7672 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7674 * basic-block.h (struct edge_list): Stucture to maintain a vector
7676 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7677 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7678 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7679 New function prototypes.
7680 * flow.c (create_edge_list): Function to create an edge list.
7681 (free_edge_list): Discards memory used by an edge list.
7682 (print_edge_list): Debug output showing an edge list.
7683 (verify_edge_list): Internal consistency check for an edge list.
7684 (find_edge_index): Function to find an edge index for a pred and succ.
7686 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7688 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7691 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7693 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7695 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7697 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7699 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7701 * toplev.c (rest_of_compilation): Allow machine dependent
7702 reorganisation pass to place information into the RTL dump
7703 file if it so wishes.
7705 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7707 * explow.c (hard_function_value): Use VOIDmode instead of
7709 * stmt.c (expand_return): Likewise.
7710 * stor-layout.c (get_best_mode): Likewise.
7712 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7713 emit call instead of emit_insn call.
7715 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7717 * configure.in: Handle --disable/enable-win32-registry.
7718 * install.texi: Document --disable/enable-win32-registry.
7719 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7720 (WIN32_REGISTRY_KEY): New macro.
7721 * prefix.c: Use to enable/disable win32-specific code.
7722 (lookup_key): Use versioned key.
7723 * configure: Regenerate.
7724 * config.in: Likewise.
7726 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7728 * cpplib.c (read_line_number): New fn, split out of...
7731 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7733 tree.c (lang_unsave_expr_now) : New.
7734 (unsave_expr_now): Call lang_unsave_expr_now.
7735 tree.h (lang_unsave_expr_now) : New.
7737 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7739 * toplev.c (flag_new_exceptions): On by default.
7741 1999-08-13 Michael Meissner <meissner@cygnus.com>
7743 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7745 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7747 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7748 INTEGER_TYPE with precision==1, it's __java_boolean.
7750 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7752 * global.c (prune_preferences): Move some invariants out of the
7755 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7757 * configure.in (alpha*-dec-osf*): Add osf5.
7759 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7761 * configure.in: Rework handling of ARM GNU/Linux slightly.
7762 (arm*-*-linux-gnuoldld): New target.
7763 * configure: Regenerate.
7764 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7765 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7766 * config/arm/linux-oldld.h: New file.
7767 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7768 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7770 * config/arm/linux-elf.h (ASM_SPEC): Define.
7771 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7772 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7773 for 26-bit APCS and old linker.
7774 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7776 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7777 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7778 don't define `arm' or `arm_elf'.
7779 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7780 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7782 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7784 * rtl.texi: Fix typo.
7786 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7788 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7790 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7792 * extend.texi (C++ Signatures): Remove node.
7793 * invoke.texi: Remove discussion of -fhandle-signatures,
7794 signature, sigof, __signature__, and __sigof__.
7796 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7798 * Makefile.in (JAVAGC): Removed.
7800 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7802 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7804 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7806 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7808 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7810 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7811 a register that is already known to be a pointer.
7813 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7815 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7816 * fixinc/inclhack.sh: Regenerated.
7817 * fixinc/fixincl.sh: Regenerated.
7819 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7821 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7822 Fix documentation of -ansi flag to describe its C++ behavior.
7823 Remove bogus reference to GCC 2.9.
7825 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7827 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7828 note if it is non-NULL.
7830 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7832 * except.h (eh_nesting_info): Add new structure defintion.
7833 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7834 (reachable_handlers, update_rethrow_references): Add function
7836 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7837 a rethrow symbol instead of an integer exception region number.
7838 * flow.c (Make_edges): Use new exception nesting routines to determine
7839 which handlers are reachable from a CALL or asynchronous insn.
7840 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7842 (delete_eh_regions): Update rethrow labels, and don't delete
7843 regions which are the target of a rethrow.
7844 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7845 avoid overloading the SYMBOL_REF_USED flag.
7846 (rethrow_symbol_map): Use new rethrow_ref field.
7847 (rethrow_used): Use new rethrow_ref field.
7848 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7849 of an integer. Fix formatting.
7850 (output_exception_table_entry): Use new rethrow_ref field.
7851 (can_throw): Check for EH_REGION_NOTE before deciding
7852 whether a CALL can throw or not.
7853 (scan_region): Call rethrow_used() instead of accessing data structure.
7854 (update_rethrow_references): New function to make sure only regions
7855 which are still targets of a rethrow are flagged as such.
7856 (process_nestinfo): New static function to initialize a handler
7857 list for a specific region.
7858 (init_eh_nesting_info): New function to allocate and initialize
7859 the list of all EH handlers reachable from all regions.
7860 (reachable_handlers): New function to retrieve the list of handlers
7861 reachable from a specific region and insn.
7862 (free_eh_nesting_info): New function to dispose of a list of
7865 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7867 * flow.c (split_edge): Set JUMP_LABEL field.
7868 (commit_one_edge_insertion): Set head correctly for insert_before.
7869 When inserting insns, update insn block numbers if allocated.
7871 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7873 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7874 retry_incomplete_types): Add static prototype.
7875 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7876 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7877 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7878 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7879 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7882 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7883 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7885 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7887 * output.h (assemble_name): Constify a char*.
7889 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7890 assemble_variable, assemble_name): Likewise.
7892 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7894 * arm/pe.c (arm_pe_unique_section): Likewise.
7896 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7898 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7900 * i386/interix.c (i386_pe_unique_section): Likewise.
7902 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7904 * i386/winnt.c (i386_pe_unique_section): Likewise.
7906 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7908 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7910 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7912 * pa/pa.c (output_call): Likewise.
7914 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7916 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7918 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7921 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7924 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7926 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7927 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7929 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7931 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7933 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7935 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7937 * tree.h (lang_identify): Constify a char*.
7938 (print_error_function): Add extern prototype. Constify a char*.
7940 * c-lang.c (lang_identify): Constify a char*.
7942 * objc/objc-act.c (lang_identify): Constify a char*.
7944 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7946 * genpeep.c (main): Make generated file include "function.h".
7947 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7949 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7951 * Makefile.in: Update dependencies.
7952 * alias.c: Include "function.h"
7953 * c-decl.c: Likewise.
7954 * caller-save.c: Likewise.
7955 * calls.c: Likewise.
7956 * combine.c: Likewise.
7958 * explow.c: Likewise.
7959 * final.c: Likewise.
7960 * global.c: Likewise.
7961 * graph.c: Likewise.
7962 * local-alloc.c: Likewise.
7964 * optabs.c: Likewise.
7965 * profile.c: Likewise.
7966 * recog.c: Likewise.
7967 * regclass.c: Likewise.
7968 * regmove.c: Likewise.
7969 * reload.c: Likewise.
7970 * reorg.c: Likewise.
7971 * resource.c: Likewise.
7972 * sched.c: Likewise.
7973 * stupid.c: Likewise.
7974 * config/1750a/1750a.c: Likewise.
7975 * config/a29k/a29k.c: Likewise.
7976 * config/arc/arc.c: Likewise.
7977 * config/arm/arm.c: Likewise.
7978 * config/arm/thumb.c: Likewise.
7979 * config/c4x/c4x.c: Likewise.
7980 * config/clipper/clipper.c: Likewise.
7981 * config/convex/convex.c: Likewise.
7982 * config/fx80/fx80.c: Likewise.
7983 * config/i860/i860.c: Likewise.
7984 * config/m68k/m68k.c: Likewise.
7985 * config/m88k/m88k.c: Likewise.
7986 * config/mips/mips.c: Likewise.
7987 * config/pdp11/pdp11.c: Likewise.
7988 * config/pyr/pyr.c: Likewise.
7989 * config/romp/romp.c: Likewise.
7990 * config/sh/sh.c: Likewise.
7991 * config/tahoe/tahoe.c: Likewise.
7992 * config/vax/vax.c: Likewise.
7993 * config/we32k/we32k.c: Likewise.
7994 * config/sparc/sparc.c: Include "function.h".
7995 (mem_min_alignment): Test current_function rather than
7996 regno_pointer_align.
7997 * config/pa/pa.c: Likewise.
7998 (compute_frame_size): Delete declaration of
7999 current_function_outgoing_args_size.
8000 * config/arc/arc.h (current_function_varargs): Delete declaration.
8001 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8003 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8005 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8006 current_function_uses_pic_offset_table.
8007 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8008 of current_function_returns_pointer.
8009 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8010 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8011 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8012 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8013 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8014 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8015 * config/m88k/m88k.c: Include "function.h"
8016 (call_used_regs, current_function_pretend_args_size,
8017 current_function_outgoing_args_size, frame_pointer_needed): Delete
8019 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8021 * config/mips/mips.h (current_function_calls_alloca): Delete
8023 * config/mn10200/mn10200.h (current_function_needs_context,
8024 rtx_equal_function_value_matters): Delete declarations.
8025 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8026 flag_pic): Delete declarations.
8027 * config/pa/pa.h (current_function_pretend_args_size,
8028 current_function_decl): Delete declarations.
8029 * config/pa/som.h (current_function_varargs): Delete declaration.
8030 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8032 * config/pyr/pyr.h (current_function_pretend_args_size,
8033 current_function_args_size, current_function_calls_alloca): Delete
8035 * config/sh/sh.h (current_function_varargs): Delete declaration.
8036 * config/sparc/sparc.h (current_function_outgoing_args_size,
8037 current_function_calls_alloca, current_function_decl): Delete
8039 * config/spur/spur.h (current_function_pretend_args_size,
8040 current_function_calls_alloca): Delete declarations.
8041 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8043 * config/vax/vms.h (current_function_name): Delete declaration.
8044 * gcse.c: Include "function.h".
8045 (current_function_name, current_function_calls_setjmp): Delete
8047 * haifa-sched.c: Include "function.h".
8048 (forced_labels): Delete declaration.
8050 * reg-stack.c: Likewise.
8051 * reload1.c: Likewise.
8052 * genemit.c (main): Make generated file include function.h.
8053 * genoutput.c (output_prologue): Likewise.
8055 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8056 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8057 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8058 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8059 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8060 macros for some of them.
8061 (emit_filename, emit_lineno): Delete declarations.
8062 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8063 regno_pointer_* variables through current_function.
8064 (gen_inline_header_rtx): Delete function.
8065 (save_emit_status): Delete function.
8066 (set_new_last_label_num): New function.
8067 (clear_emit_caches): New function.
8068 (restore_emit_status): Just clear last_labelnum and call
8070 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8071 through macro seq_stack.
8072 (add_insn_after): Likewise.
8073 (add_insn_before): Likewise.
8074 (remove_insn): Likewise.
8075 (pop_topmost_sequence): Likewise.
8076 (in_sequence_p): Likewise.
8077 (start_sequence_for_rtl_expr): Likewise.
8078 (start_sequence): Likewise, and likewise for
8079 sequence_rtl_expr/seq_rtl_expr.
8080 (push_topmost_sequence): Likewise.
8081 (end_sequence): Likewise.
8082 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8083 All callers changed. Store into that pointer instead of globals.
8084 (init_emit): Allocate emit elt of current_function.
8085 Changes for sequence_rtl_expr/sequence_stack renaming.
8086 Call clear_emit_caches instead of doing it in-line.
8087 Access regno_pointer_* variables through current_function.
8088 (init_emit_once) Don't clear sequence_stack.
8090 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8092 (arg_pointer_save_area): Delete declaration.
8093 (finish_expr_for_function): Renamed from init_queue; no longer static.
8094 (init_expr): Don't call init_queue.
8095 (save_expr_status, restore_expr_status): Delete functions.
8096 (expand_expr): Changes to reflect new layout of struct function.
8097 Don't access current_function_check_memory_usage when current_function
8099 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8100 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8101 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8102 current_function_uses_const_pool, function_call_count,
8103 current_function_uses_pic_offset_table, nonlocal_labels,
8104 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8105 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8106 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8108 (finish_expr_for_function): Declare.
8109 * flags.h (current_function_has_nonlocal_label,
8110 current_function_has_nonlocal_goto, current_function_is_thunk,
8111 current_function_has_computed_jump): Delete declarations.
8112 * flow.c (forced_labels): Delete declaration.
8113 * function.c (current_function_pops_args,
8114 current_function_returns_struct, current_function_returns_pcc_struct,
8115 current_function_needs_context, current_function_calls_setjmp,
8116 current_function_calls_longjmp, current_function_has_nonlocal_label,
8117 current_function_has_nonlocal_goto, current_function_is_thunk,
8118 current_function_has_computed_jump, current_function_calls_alloca,
8119 current_function_contains_functions, current_function_returns_pointer,
8120 current_function_epilogue_delay_list, current_function_args_size,
8121 current_function_pretend_args_size, current_function_arg_offset_rtx,
8122 current_function_outgoing_args_size, current_function_varargs,
8123 current_function_stdarg, current_function_args_info, cleanup_label,
8124 current_function_name, current_function_uses_const_pool,
8125 current_function_instrument_entry_exit, current_function_return_rtx,
8126 current_function_uses_pic_offset_table, nonlocal_labels,
8127 current_function_internal_arg_pointer, current_function_cannot_inline,
8128 current_function_check_memory_usage, function_call_count,
8129 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8130 nonlocal_goto_stack_level, return_label, save_expr_regs,
8131 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8132 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8133 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8134 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8135 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8137 (push_function_context_to): Don't save them. Don't call
8138 save_storage_status, save_emit_status or save_expr_status.
8139 (pop_function_context_from): Don't restore them. Don't call
8140 restore_storage_status or restore_expr_status.
8141 (get_func_frame_size): New function.
8142 (get_frame_size): Use it.
8143 (assign_outer_stack_local): Reflect some member name changes in struct
8145 (put_reg_into_stack): Likewise.
8146 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8148 (fixup_var_refs): Likewise.
8149 (fix_lexical_addr): Likewise.
8150 (trampoline_address): Likewise.
8151 (prepare_function_start): Clear field inlinable of current_function.
8152 (init_function_for_compilation): New function.
8153 (expand_dummy_function_end): New function.
8154 (expand_function_end): Call finish_expr_for_function.
8155 * function.h (struct emit_status): New; fields moved here from struct
8156 function and from global variables. Add accessor macros for some of
8158 (struct expr_status): Likewise.
8159 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8160 (struct function): Add fields expr and emit, inlinable, inl_emit,
8161 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8162 inl_max_label_num. Add many comments.
8163 Add accessor macros for all elts of struct function that no longer
8164 have a global variable.
8165 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8166 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8167 stack_slot_list): Delete declarations.
8168 (get_func_frame_size): Declare.
8169 (save_expr_status, restore_expr_status, save_emit_status,
8170 save_storage_status, restore_storage_status): Delete declarations.
8171 (init_virtual_regs): Declare.
8172 * output.h (current_function_pops_args,
8173 current_function_returns_struct, current_function_returns_pcc_struct,
8174 current_function_needs_context, current_function_calls_setjmp,
8175 current_function_calls_longjmp, current_function_calls_alloca,
8176 current_function_has_nonlocal_label, current_function_varargs,
8177 current_function_has_computed_jump, current_function_returns_pointer,
8178 current_function_contains_functions, current_function_args_size,
8179 current_function_pretend_args_size, current_function_stdarg,
8180 current_function_outgoing_args_size, current_function_args_info,
8181 current_function_name, current_function_return_rtx,
8182 current_function_epilogue_delay_list,
8183 current_function_uses_const_pool, current_function_cannot_inline):
8184 Delete declarations.
8185 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8186 regno_reg_rtx): Delete declaration.
8187 (REGNO_POINTER_FLAG): Delete macro.
8188 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8189 function were renamed.
8190 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8192 * toplev.c: Include "function.h".
8193 (current_function_decl): Delete declaration.
8194 (compile_file): Call init_dummy_function_start and
8195 expand_dummy_function_end around some initializations that need to
8197 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8198 Call init_function_for_compilation.
8199 * unroll.c: Include "function.h"
8200 (unroll_loop): Access regno_pointer_* variables through
8203 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8204 (DECL_SAVED_INSNS): use it.
8205 (expand_dummy_function_end): Declare.
8206 (init_function_for_compilation): Declare.
8207 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8208 that it's no longer an INLINE_HEADER.
8209 (expand_call): Likewise.
8210 * integrate.c (finish_inline): Delete function.
8211 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8212 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8213 args. Don't generate an INLINE_HEADER rtx, just return the arg
8214 vector. All callers changed.
8215 (save_for_inline_copying): Create a duplicate struct emit_status to
8216 hold the emit state for compiling the current function. Use this and
8217 the other new fields in struct function that are for integration
8218 instead of an INLINE_HEADER.
8219 Use memcpy instead of bcopy.
8220 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8221 (save_for_inline_nocopy): Similar changes, except no new emit_status
8223 (expand_inline_function): Get information from function structure,
8224 not from an inline header rtx.
8225 (output_inline_function): Lose code to extract the necessary
8226 information from an inline header; simply put back the function
8227 structure into current_function. Clear its inlinable elt.
8228 * rtl.def (INLINE_HEADER): Delete.
8229 * rtl.h: Delete all accessors for an INLINE_HEADER.
8230 (gen_inline_header_rtx): Delete declaration.
8231 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8232 Delete declarations.
8233 (REGNO_POINTER_ALIGN): Delete.
8234 (clear_emit_caches): Declare.
8235 (set_new_last_label_num): Declare.
8237 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8239 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8241 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8242 * stmt.c (is_eh_region): Make sure current_function is present, too.
8244 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8246 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8247 for 64bit PA targets.
8249 * pa.h (SELECT_SECTION): Define.
8250 * som.h (SELECT_SECTION): Delete.
8252 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8254 * alias.c (init_alias_analysis): Wrap call to
8255 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8257 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8259 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8260 <sys/asm.h> contains an asm comment with an apostrophe
8261 * fixinc/inclhack.sh: regen
8262 * fixinc/fixincl.x: regen
8264 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8266 * function.c (init_function_start): Clear prologue & epilogue.
8267 (prologue_epilogue_contains): New function.
8268 * alias.c (init_alias_analysis): Use it.
8269 * rtl.h (prologue_epilogue_contains): Declare it.
8271 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8273 * jump.c (onlyjump_p): New function.
8274 * rtl.h: Declare it.
8275 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8276 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8278 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8280 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8281 to invert loops. Simplify block scanning.
8283 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8285 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8286 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8288 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8290 * config/sparc/liteelf.h: New file to support sparclite-elf target
8291 * config/sparc/t-sp86x: New file to support sparc86x targets
8292 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8293 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8294 * configure.in: Support above target triplets
8295 * configure: Regenerated
8297 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8299 * fixinc/server.c (server_setup): Do not prefix function used as
8302 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8304 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8305 Remove fp reg alternatives.
8307 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8309 * Makefile.in (TAROUTOPTS): Kill.
8310 (install-headers-tar): Use "xpf" for tar headerfile extraction
8311 * i370/x-oe (TAROUTOPTS): Delete.
8312 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8313 * m68k/x-hp320 (TAROUTOPTS): Delete.
8314 * m68k/x-hp320g (TAROUTOPTS): Delete.
8315 * gcc.texi: Update bug reporting text.
8317 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8319 * reg-stack.c (change_stack) Fixed problem with negative array index.
8321 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8323 * extend.texi, install.texi: Fix spelling mistakes.
8325 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8326 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8327 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8329 * mips/t-ecoff: Likewise.
8330 * mips/t-elf: Likewise.
8331 * mips/t-mips: Likewise.
8332 * mips/t-osfrose: Likewise.
8333 * mips/t-r3900: Likewise.
8334 * mips/t-svr3: Likewise.
8335 * mips/t-svr4: Likewise.
8336 * mips/t-ultrix: Likewise.
8338 * gcc.texi: Document recommend means to provide software floating
8339 point libraries in libgcc.a
8341 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8343 * c-lex.c (yylex): We can have a number with no digits.
8345 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8347 * jump.c (delete_prior_computation): New function, broken
8348 out of delete_computation. Check for side effects with
8349 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8350 multi-word hard registers.
8351 (delete_computation): Use it. Check for side effects with
8352 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8353 missing REG_DEAD note for a register which is both set and
8356 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8358 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8359 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8360 (ASM_FILE_START): Import _mcount with the right type.
8361 (ASM_DECLARE_FUNCTION_NAME): Define.
8362 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8363 * pa.c (output_function_prologue): Always emit the function's label
8365 * pa.h (TEXT_SPACE_P): Define.
8366 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8367 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8368 * som.h (TEXT_SPACE_P): Delete.
8369 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8370 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8372 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8374 * expr.c (emit_group_load): Allow src to be a CONCAT.
8376 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8378 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8379 (___mulsi3): Use '!' comment character.
8381 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8383 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8385 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8387 * gcc.c: Update URLs and mail addresses.
8388 * gcc.texi: Likewise.
8390 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8392 * rs6000.c (current_file_function_operand): Return zero for
8394 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8396 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8399 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8401 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8402 allocate space in the stack frame for the PIC register.
8404 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8406 * m68k.md (xordi3, anddi3): These patterns are not available on
8409 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8411 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8412 (PUT_REAL): Likewise.
8414 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8416 * final.c (shorten_branches): Don't add an alignment for loops
8417 that have no label inside.
8419 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8421 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8422 prototypes in macro HAVE_cmpstrsi.
8424 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8426 * emit-rtl.c (operand_subword): Remove unused variable
8429 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8431 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8433 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8435 * cpphash.c (macroexpand): Delete leading whitespace when arg
8436 is concatenated before.
8437 (unsafe_chars): Correct test for whether + and - can extend a
8440 * cppinit.c (cpp_start_read): Do dependencies for
8441 -include/-imacros files also.
8443 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8444 tokenizing non-directive lines.
8445 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8446 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8449 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8451 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8453 * c-lex.c: Sync with C++ frontend.
8454 (linemode): New variable.
8455 (parse_float): imag, conversion_errno, and type are output only.
8456 (yylex): Adjust. Move initial '.' case into main switch.
8458 (handle_generic_pragma): Just deal with tokens.
8459 (readescape): Use ISXDIGIT and ISGRAPH.
8460 * c-parse.in: Add END_OF_LINE token.
8462 * c-lex.c (lang_init): Generalize.
8463 (nextchar): Remove. Replace uses with UNGETC.
8464 (skip_white_space): Handle linemode here. Optimize for cpplib.
8465 (skip_white_space_on_line): Remove.
8466 (extend_token_buffer_to): New fn.
8467 (extend_token_buffer): Use it.
8468 (read_line_number, check_newline): Just deal with tokens.
8469 (token_getch, token_put_back): New fns.
8470 (yylex): Use them. More cpplib optimizations. Simplify.
8472 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8473 Jason Merrill <jason@yorick.cygnus.com>
8475 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8476 (consume_string): Make this smart about USE_CPPLIB.
8477 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8478 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8479 Also, clean up cases where we redundantly set token_buffer[0].
8480 (read_line_number): New fn.
8481 (ignore_escape_flag): New variable.
8483 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8485 * a29k/t-a29kbare: Fix some comments.
8486 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8487 (FPBIT, DPBIT): Define.
8488 * a29k/t-vx29k: Likewise.
8489 * arc/t-arc: Likewise.
8490 * arm/t-arm-elf: Likewise.
8491 * arm/t-bare: Likewise.
8492 * arm/t-pe: Likewise.
8493 * arm/t-pe-thumb: Likewise.
8494 * arm/t-semi: Likewise.
8495 * arm/t-thumb: Likewise.
8496 * arm/t-thumb-elf: Likewise.
8497 * arm/t-thumb-linux: Likewise.
8498 * h8300/t-h8300: Likewise.
8499 * i960/t-i960: Likewise.
8500 * i960/t-vxworks960: Likewise.
8501 * m32r/t-m32r: Likewise.
8502 * mips/t-ecoff: Likewise.
8503 * mips/t-elf: Likewise.
8504 * mips/t-r3900: Likewise.
8505 * pa/t-pro: Likewise.
8506 * rs6000/t-aix43: Likewise.
8507 * rs6000/t-beos: Likewise.
8508 * rs6000/t-newas: Likewise.
8509 * rs6000/t-ppccomm: Likewise.
8510 * rs6000/t-rs6000: Likewise.
8511 * rs6000/t-winnt: Likewise.
8512 * rs6000/t-xnewas: Likewise.
8513 * rs6000/t-xrs6000: Likewise.
8514 * sh/t-sh: Likewise.
8515 * sparc/t-elf: Likewise.
8516 * sparc/t-sparcbare: Likewise.
8517 * sparc/t-sparclite: Likewise.
8518 * sparc/t-splet: Likewise.
8519 * v850/t-v850: Likewise.
8520 * mn10200/t-mn10200: Fix comments.
8521 * mn10300/t-mn10300: Likewise.
8523 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8524 dummy operand. Allocate a new pseudo for the dummy operand.
8525 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8527 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8529 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8531 * configure: Rebuilt.
8532 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8534 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8536 * recog.c (preproces_constraints): Zero recog_op_alt before
8537 processing the constraints.
8539 * arm.c (typedef minipool_node): Renamed from pool_node.
8540 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8541 (add_minipool_constant): New function.
8542 (dump_minipool): New function.
8543 (find_barrier): Remove special case for getting the insn size of
8544 an insn that references the constant pool.
8545 (minipool_fixup): New structure.
8546 (push_minipool_barrier): New function.
8547 (push_minipool_fix): New function.
8548 (note_invalid_constants): New function.
8549 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8550 (arm_reorg): Rewrite code to fix up the constant pool into a
8551 series of mini-pools embedded in the insn stream.
8552 (arm_output_epilogue): New function, made mainly from the body
8553 of output_func_epilogue.
8554 (output_func_epilogue): Move insn generation part of epilogue code
8555 to arm_output_epilogue.
8556 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8557 * arm.md (pool_range): New attribute.
8558 (zero_extendqidi2): Add attribute pool_range.
8559 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8560 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8561 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8562 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8563 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8564 (epilogue): New expand.
8565 (epilogue_insn): New insn. Call arm_output_epilogue.
8567 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8568 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8570 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8572 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8574 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8576 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8578 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8580 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8582 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8584 * global.c: Fix comment.
8586 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8588 * gcc.c (access_check): New static function.
8589 (find_a_file): Use it when searching a directory list.
8590 * collect2.c (find_a_file): Don't accept directories found when
8591 searching a directory list.
8593 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8595 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8596 function parameters with `&'.
8597 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8599 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8601 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8602 or tidy_fallthru_edge if the last insn in the block is not
8603 an unconditional jump or a simple conditional jump.
8605 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8607 * Makefile.in (c-decl.o): Depends on defaults.h.
8609 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8611 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8613 (CLASS_MAX_NREGS): Likewise.
8615 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8617 * cse.c (cse_insn): Fix dumb thinko in last change.
8619 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8621 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8624 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8626 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8627 test for sizes of passed and declared parameter types.
8629 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8631 * fixincludes: Fix the return type of bsearch, char* -> void*.
8633 * fixinc/inclhack.def: Likewise.
8635 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8637 * invoke.texi (-fdump-translation-unit): New option.
8639 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8641 * expr.h (PROMOTE_PROTOTYPES): Move ...
8642 * defaults.h: ... to here.
8643 * c-decl.c: Include defaults.h instead of expr.h.
8644 * c-typeck.c: Include defaults.h.
8646 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8648 * toplev.h (errorcount): Declare.
8649 (warningcount): Likewise.
8650 (sorrycount): Likewise.
8651 * c-lex.c (errorcount): Don't declare.
8652 * dwarf2out.c (errorcount): Don't declare.
8654 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8656 * config/libgloss.h: Add a note discouraging use with ELF.
8657 * configure.in: Don't use libgloss.h for ELF targets.
8658 Always use_collect2 on a.out targets.
8660 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8662 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8663 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8665 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8667 * loop.c (strength_reduce): When doing biv->giv conversion, update
8668 reg note of NEXT->insn.
8670 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8672 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8674 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8676 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8677 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8678 Ensure expr.h is included.
8679 * c-typecheck.c (convert_arguments): Ditto.
8681 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8683 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8684 * config/convex/convex.h: Ditto.
8685 * config/dsp16xx/dsp16xx.h: Ditto.
8686 * config/fx80/fx80.h: Ditto.
8687 * config/gmicro/gmicro.h: Ditto.
8688 * config/i370/i370.h: Ditto.
8689 * config/i386/i386.h: Ditto.
8690 * config/m32r/m32r.h: Ditto.
8691 * config/m68k/m68k.h: Ditto.
8692 * config/m88k/m88k.h: Ditto.
8693 * config/mips/mips.h: Ditto.
8694 * config/pa/pa.h: Ditto.
8695 * config/pyr/pyr.h: Ditto.
8696 * config/tahoe/tahoe.h: Ditto.
8697 * config/we32k/we32k.h: Ditto.
8699 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8702 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8704 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8707 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8709 1999-08-02 Richard Henderson <rth@cygnus.com>
8711 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8712 for the register spill block.
8714 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8715 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8717 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8718 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8719 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8721 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8723 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8724 MAX_WCHAR_TYPE defined in sparc.h.
8725 * config/sparc/linuxaout.h: Likewise.
8726 * config/sparc/linux64.h: Likewise.
8727 Also default to -mvis if CPU is UltraSPARC.
8729 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8731 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8732 (RTX_OK_FOR_OLO10): Likewise.
8733 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8734 %lo(), allow it in addresses...
8735 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8736 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8737 does not make sense.
8738 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8739 (sparc_output_scratch_registers): New function.
8740 (output_function_prologue, sparc_flat_output_function_prologue): Use
8742 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8744 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8745 * configure.in: Add check for .register pseudo-op support in as and
8746 check for offsetable %lo().
8747 * acconfig.h: Add templates for the above checks.
8748 * configure: Regenerate.
8750 1999-08-02 Richard Henderson <rth@cygnus.com>
8752 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8753 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8754 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8756 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8758 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8761 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8763 * config/float-sparc.h: New file.
8764 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8765 sparc-*-linux-gnu and sparc64-*-linux*.
8767 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8769 * rs6000.c (rs6000_va_list): Type is an array.
8770 (rs6000_va_start): Don't doubly adjust for varargs.
8771 (rs6000_va_arg): Evaluate long long GPR adjustment.
8773 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8775 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8776 -maix64 and -maix32.
8777 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8778 LINK_SPEC): Change appropriately.
8779 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8780 (u_short_cint_operand): Likewise.
8781 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8783 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8785 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8787 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8789 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8791 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8792 (non_add_cint_operand): Likewise.
8793 (logical_operand): Likewise.
8794 (non_logical_cint_operand): Likewise.
8795 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8796 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8797 (rs6000_select_rtx_section): Suppress warning.
8798 (small_data_operand): Suppress warning.
8799 (rs6000_got_register): Suppress warning.
8800 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8801 type, so `J' is generally the wrong constraint for a SImode value;
8803 (andsi3_internal2): Likewise.
8804 (andsi3_internal3): Likewise.
8805 (iorsi3_internal1): Likewise.
8806 (xorsi3_internal1): Likewise.
8808 (movsf_softfloat): Likewise.
8809 (scc insns): Likewise.
8810 (movsi+2): Preserve sign bits of SImode constant.
8811 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8812 (movdf+1): Sign-extend properly.
8813 (movdi_32+1): Sign-extend properly.
8814 (scc insns): Sign-extend properly.
8816 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8819 1999-08-02 Richard Henderson <rth@cygnus.com>
8821 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8823 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8824 * alpha.md (all fp insns): Likewise.
8826 1999-08-02 Nick Clifton <nickc@cygnus.com>
8828 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8831 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8833 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8834 pic_load_label generator directly.
8835 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8836 No longer a named pattern.
8838 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8840 * explow.c (force_reg): Call force_operand if X does not
8841 satisfy general_operand.
8843 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8845 * fix-header.c (main): When testing for CONTINUED, use string
8846 equality, not pointer equality.
8848 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8850 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8852 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8854 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8855 that has become an unconditional jump.
8857 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8858 (output_function_epilogue): Similarly.
8860 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8862 * tree.h (init_dummy_function_start): Declare.
8864 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8866 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8867 last_expr_type, last_expr_value, block_start_count, block_stack,
8868 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8869 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8870 dynamically in stmt elt of struct function for each function.
8871 (struct nesting): Rename function_call_count elt to n_function_calls,
8872 target_temp_slot_level to block_target_temp_slot_level. All users
8874 (struct stmt_status): New structure definition.
8875 Add many accessor macros for stmt_status elements which previously
8876 were global variables.
8877 (init_stmt_for_function): Allocate stmt elt for current_function.
8878 Reflect that block_start_count was renamed to
8879 current_block_start_count.
8880 (save_stmt_status, restore_stmt_status): Delete functions.
8881 (preserve_subexpressions_p): Don't access loop_stack when outside
8883 (expand_start_bindings): Reflect that block_start_count was renamed to
8884 current_block_start_count.
8885 (expand_fixup): Likewise.
8886 (expand_decl): Don't access block_stack when outside a function.
8887 (expand_decl_cleanup): Likewise.
8888 (expand_dcc_cleanup): Likewise.
8889 (expand_dhc_cleanup): Likewise.
8890 (expand_anon_union_decl): Likewise.
8891 (set_file_and_line_for_stmt): New function.
8892 (in_control_zone_p): New function.
8894 * function.h (struct function): Add new elt stmt.
8895 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8896 case_stack, nesting_stack, nesting_depth, block_start_count,
8897 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8898 emit_lineno, goto_fixup_chain.
8899 (save_eh_status, restore_eh_status, save_stmt_status,
8900 restore_stmt_status): Delete declarations.
8901 * function.c (push_function_context_to): Don't call save_stmt_status.
8902 (pop_function_context_to): Don't call restore_stmt_status.
8903 * tree.h (in_control_zone_p): Declare.
8904 * rtl.h (set_file_and_line_for_stmt): Declare.
8906 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8907 call set_file_and_line_for_stmt.
8909 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8911 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8912 Also update copyright.
8914 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8916 * c-pragma.c: Don't include "except.h".
8917 * emit-rtl.c: Likewise.
8918 * stor-layout.c: Likewise.
8920 * varasm.c: Likewise.
8922 * flow.c: Include "function.h".
8923 * tree.h (init_dummy_function_start): Declare new function.
8925 * except.h (struct eh_status): New structure.
8926 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8928 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8929 catch_clauses, false_label_stack, caught_return_label_stack,
8930 protect_list, current_function_ehc): Add accessor macros for the
8931 corresponding fields in current_function->eh; delete declarations
8932 for all items that used to be declared here.
8933 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8934 catch_clauses, false_label_stack, caught_return_label_stack,
8935 protect_list, current_function_ehc): Delete variables.
8936 (init_eh_for_function): Allocate current_function->eh.
8937 (save_eh_status, restore_eh_status): Delete functions.
8939 * function.h (struct function): Add fields next_global and eh.
8940 Delete all exception handling related fields.
8941 * function.c (current_function): New variable.
8942 (all_functions): New variable.
8943 (push_function_context_to): Don't allocate a struct function,
8944 use current_function instead. Call init_dummy_function_start when
8945 outside a function. Clear current_function before returning.
8946 (pop_function_context_from): Restore current_function.
8947 Don't free the restored struct function.
8948 (prepare_function_start): New function.
8949 (init_dummy_function_start): New function.
8950 (init_function_start): Break out some code into prepare_function_start
8953 * stmt.c (save_stmt_status): Don't call save_eh_status.
8954 (restore_stmt_status): Don't call restore_eh_status.
8956 * Makefile.in: Update dependencies.
8958 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8960 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8961 of depending on a magic constant value. Update comments.
8962 (hppa_expand_prologue): Similarly.
8964 * pa.md (reload_indi, reload_outdi): Allow any register for the
8965 original reload register.
8967 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8969 * cccp.c (print_help): Change marcos to macros.
8971 1999-07-30 Richard Henderson <rth@cygnus.com>
8973 * c-typeck.c (initializer_constant_valid_p): Move ...
8974 * c-common.c (initializer_constant_valid_p): ... here. Use
8975 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8977 * c-common.h (initializer_constant_valid_p): Declare.
8978 * c-tree.h (initializer_constant_valid_p): Remove.
8980 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8982 * config/i386/sol2-c1.asm: Align the stack.
8983 * config/i386/sol2-gc1.asm: Likewise.
8985 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
8987 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
8988 -Asparclite for sparc86x.
8989 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
8991 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
8993 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
8995 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
8996 the user if using the non-default arch size in BI_ARCH configuration.
8997 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
8999 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9000 Fix patterns so that they actually match.
9001 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9002 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9003 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9005 (mulsidi3): Reflect this in the expand.
9006 (smulsi3_highpart): Only on TARGET_ARCH32.
9007 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9008 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9009 (umulsidi3): Reflect this in the expand.
9010 (umulsi3_highpart): Only on TARGET_ARCH32.
9011 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9012 don't require g0 to be zero.
9013 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9014 ({,u}divsi3): New expands.
9015 ({,u}divsi3_sp64): New patterns.
9016 (after lshrdi3_v8plus): Four new patterns to help combiner
9017 optimizing nested mixed mode shifts.
9019 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9020 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9021 speed things up. Don't use them by default on plain v9 in 64bit
9022 mode, according to what SPAMv9 sais.
9024 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9025 top 32 bits of %[og][0-7] in signal handlers.
9026 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9028 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9030 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9031 (ashlsi3): Corresponding changes.
9033 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9035 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9037 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9039 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9041 * arm.h (Hint): Delete macro.
9042 Substitute HOST_WIDE_INT for Hint in some prototypes.
9043 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9045 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9047 * builtins.c (expand_builtin_setjmp): Use force_operand to
9048 make sure that the buffer address is in a suitable form to be
9049 passed to force_reg.
9051 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9053 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9056 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9058 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9059 proper mode in the condition string.
9060 (icacheflush, dcacheflush): Remove modes from match_operands.
9062 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9063 proper mode before using it.
9065 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9068 * pa.c (store_reg): Do not call add_high_const generator directly.
9069 (load_reg, set_reg_plus_d): Likewise.
9070 * pa.md (add_high_const): No longer a named pattern.
9072 * pa.c (legitimize_address): Consistently use Pmode rather than
9073 SImode. Do not call gen_pic2_highpart directly anymore.
9074 * pa.md (pic2_highpart): No longer a named pattern.
9075 (pic2_lo_sum): Similarly. Reformat to make more readable.
9077 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9082 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9084 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9086 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9088 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9089 and tag the spill mems.
9090 (hppa_va_start): New.
9092 * pa.h (EXPAND_BUILTIN_VA_START): New.
9093 (EXPAND_BUILTIN_VA_ARG): New.
9095 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9097 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9098 and tag the spill mems.
9099 (mn10300_va_start): New.
9100 (mn10300_va_arg): New.
9101 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9102 (EXPAND_BUILTIN_VA_ARG): New.
9104 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9106 * mn10200.c (mn10200_va_arg): New.
9107 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9109 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9111 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9112 rather than play with TREE_INT_CST_LOW.
9114 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9116 * config/arm/telf.h: Include dbxelf.h.
9117 (CPP_PREDEFINES): Only define if not already defined.
9118 (ASM_IDENTIFY_GCC): Likewise.
9119 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9120 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9121 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9123 (DBX_DEBUGGING_INFO): Don't define.
9124 * config/arm/linux-telf.h: New file.
9125 * config/arm/linux-tgas.h: New file.
9126 * config/arm/t-thumb-linux: New file.
9127 * config/arm/uclinux-elf.h: New file.
9128 * config/arm/uclinux-telf.h: New file.
9129 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9130 thumb-*-uclinux): New targets.
9131 * configure: Regenerate.
9133 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9135 * pa.md (post_store, pre_load): New expanders.
9136 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9137 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9138 need to directly generate RTL for them.
9139 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9142 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9144 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9145 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9146 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9147 (secndary_reload_class): Make TARGET_ELF conditional compile.
9148 (print_operand_address): Similar.
9149 (output_toc): Print all values as hex.
9150 (get_issue_rate): Rearrange and add RS64A and PPC630.
9151 * rs6000.h (processor_type): Add RS64A and PPC630.
9152 (PROCESSOR_POWERPC64): New.
9153 (PROMOTE_MODE): Use word_mode.
9154 (RTX_COSTS): Add RS64A and PPC630.
9155 * rs6000.md (scheduling information): Add lmul and ldiv
9156 representing 64-bit integer multiply and divide. Add rs64a and
9158 (ashldi3): Add support for "rldic" instruction.
9159 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9161 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9163 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9164 instead of V8 for sparclite86x in cpu_table.
9166 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9168 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9169 output_file_directive.
9171 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9173 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9174 tree for op1, not the rtl.
9176 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9178 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9179 to m88k_va_start, leaving only the register spill.
9180 (m88k_build_va_list): New.
9181 (m88k_va_start): New.
9183 * m88k.h (BUILD_VA_LIST_TYPE): New.
9184 (EXPAND_BUILTIN_VA_START): New.
9185 (EXPAND_BUILTIN_VA_ARG): New.
9187 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9189 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9190 Rename from expand_builtin_saveregs.
9191 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9193 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9195 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9196 for the register spill block.
9197 (i960_build_va_list): New.
9198 (i960_va_start): New.
9200 * i960.h (BUILD_VA_LIST_TYPE): New.
9201 (EXPAND_BUILTIN_VA_START): New.
9202 (EXPAND_BUILTIN_VA_ARG): New.
9203 * i960.md (store_multiple): Use change_address on individul mems.
9205 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9207 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9209 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9210 (expand_builtin_va_end): Evaluate arg for side effects.
9211 * c-common.c (c_common_nodes_and_builtins): Construct a
9212 va_list_arg_type_node to handle array decomposition to pointer.
9214 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9216 * except.c (start_dynamic_cleanup): Use force_operand on the
9219 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9221 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9222 * c4x.c (c4x_va_arg): New.
9224 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9226 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9229 1999-07-26 Nathan Sidwell <nathan@acm.org>
9231 * eh-common.h (__eh_matcher): Prototype correctly.
9233 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9235 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9236 (TARGET_SINGLE_PIC_BASE): Likewise.
9237 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9239 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9240 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9241 (TARGET_OPTIONS): Add -mpic-register=N.
9242 (OUTPUT_INT_ADDR_CONST): New macro.
9243 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9244 LEGITIMATE_PIC_OPERAND_P): Likewise.
9245 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9246 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9247 output_addr_const directly.
9248 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9250 (thumb_pic_register, thumb_pic_register_string): Declare.
9252 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9254 (label_mentioned_p): New function: Imported from arm.c.
9255 (legitimize_pic_address): New function: Imported from arm.c.
9256 (is_pic):New function: Imported from arm.c.
9257 (thumb_finalize_pic):New function: Imported from arm.c.
9258 (add_constant): Cope with PIC constants.
9259 (fixit): Cope with PIC constants.
9260 (output_return): Do not treat the PIC register as live if
9261 TARGET_SINGLE_PIC_BASE is true.
9262 (thumb_function_prologue): Do not treat the PIC register as live if
9263 TARGET_SINGLE_PIC_BASE is true.
9264 (thumb_expand_prologue): Do not treat the PIC register as live if
9265 TARGET_SINGLE_PIC_BASE is true.
9266 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9267 TARGET_SINGLE_PIC_BASE is true.
9268 (thumb_print_operand): Accept '|'.
9269 (thumb_override_options): Process PIC options.
9271 * config/arm/thumb.md (movsi): Support PIC.
9272 (call_insn): Change "i" constraint to "X".
9273 (call_value_insn): Likewise.
9274 (consttable_4, consttable_8, consttable_end): Set and clear
9275 "making_const_table" as appropriate.
9276 (pic_load_addr, pic_add_dot_plus_four): New insns.
9278 * invoke.texi (Thumb Options): Fix spelling. Document new
9279 options -msingle-pic-base and -mpic-register=.
9281 1999-07-26 Andrew Haley <aph@cygnus.com>
9283 * config/m32r/initfini.c (__init): Use a full word immediate for
9284 __fini: this allows it to be placed in any memory region.
9286 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9287 -mmodel=medium. This is OK for all memory models.
9289 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9291 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9292 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9294 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9296 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9299 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9301 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9303 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9304 (BUILD_VA_LIST_TYPE): New.
9305 (EXPAND_BUILTIN_VA_START): New.
9306 (EXPAND_BUILTIN_VA_ARG): New.
9307 * i860.c (output_delayed_branch): Disable.
9308 (output_delay_insn): Likewise.
9309 (i860_saveregs): New.
9310 (i860_build_va_list): New.
9311 (i860_va_start): New.
9313 * i860.md: Disable all peepholes using output_delayed_branch.
9314 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9316 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9318 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9319 (BUILD_VA_LIST_TYPE): New.
9320 (EXPAND_BUILTIN_VA_START): New.
9321 (EXPAND_BUILTIN_VA_ARG): New.
9322 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9323 Return the address of the save area.
9324 (clipper_build_va_list): New.
9325 (clipper_va_start): New.
9326 (clipper_va_arg): New.
9328 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9330 * arc.h (EXPAND_BUILTIN_VA_START): New.
9331 (EXPAND_BUILTIN_VA_ARG): New.
9332 * arc.c (arc_setup_incoming_varargs): Set alias set of
9334 (arc_va_start): New.
9337 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9339 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9340 (BUILD_VA_LIST_TYPE): New.
9341 (EXPAND_BUILTIN_VA_START): New.
9342 (EXPAND_BUILTIN_VA_ARG): New.
9343 * alpha.c (alpha_builtin_saveregs): Delete.
9344 (alpha_build_va_list): New.
9345 (alpha_va_start): New.
9346 (alpha_va_arg): New.
9348 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9350 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9352 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9353 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9355 * gcc.texi: More changes related to list conversion.
9356 * invoke.texi: Likewise.
9358 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9360 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9361 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9362 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9363 (stabilize_va_list): New function.
9364 (std_expand_builtin_va_start): New function.
9365 (expand_builtin_va_start): New function.
9366 (get_varargs_alias_set): New function.
9367 (std_expand_builtin_va_arg): New function.
9368 (expand_builtin_va_arg): New function.
9369 (expand_builtin_va_end): New function.
9370 (expand_builtin_va_copy): New function.
9371 (expand_builtin): Call them.
9372 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9373 __builtin_{varargs_start,stdarg_start,end,copy}.
9374 (build_va_arg): New function.
9375 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9376 (build_va_arg): Declare.
9377 * c-decl.c (ptr_type_node, va_list_type_node): New.
9378 * c-parse.gperf (__builtin_va_arg): New.
9379 * c-parse.in (VA_ARG): New token.
9380 (unary_expr): Recognize it.
9381 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9382 * expr.h (std_expand_builtin_va_start): Declare.
9383 (std_expand_builtin_va_arg): Declare.
9384 (expand_builtin_va_arg): Declare.
9385 (get_varargs_alias_set): Declare.
9386 * tree.def (VA_ARG_EXPR): New.
9387 * tree.h (BUILT_IN_VARARGS_START): New.
9388 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9389 (ptr_type_node, va_list_type_node): Declare.
9390 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9391 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9392 * m88k.h, m88k.c: Likewise.
9393 * mn10300.h, mn10300.c: Likewise.
9394 * pa.h, pa.c: Likewise.
9395 * rs6000.h, rs6000.c: Likewise.
9396 * sh.h, sh.c: Likewise.
9397 * sparc.h, sparc.c: Likewise.
9399 * emit-rtl.c (operand_subword): Copy alias set.
9400 (change_address): Likewise.
9402 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9404 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9405 not just the first one.
9407 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9409 * config/arm/arm.h (TARGET_SWITCHES): Add
9410 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9411 (TARGET_OPTIONS): Add -mpic-register=.
9412 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9413 (arm_pic_register_string): Declare.
9414 (NEED_PLT_GOT): Delete, replace with ...
9415 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9416 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9417 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9418 * config/arm/arm.c (arm_override_options): Add new option
9420 (arm_pic_register_string): New variable.
9421 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9422 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9423 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9424 (output_return_instruction): Likewise.
9425 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9426 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9427 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9429 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9430 mention of -msched-prolog. Document new options -msingle-pic-base
9431 and -mpic-register=.
9433 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9435 * haifa-sched.c (reemit_notes): Tidy.
9436 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9439 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9441 * explow.c (trunc_int_for_mode): New function.
9442 (plus_constant_wide): Use it.
9443 * combine.c (simplify_and_const_int): Likewise.
9444 (merge_outer_ops): Likewise.
9445 (simplify_shift_const): Likewise.
9446 * cse.c (simplify_unary_operation): Likewise.
9447 (simplify_binary_operation): Likewise.
9448 * emit-rtl.c (operand_subword): Likewise.
9449 * rtl.h: Declare it.
9451 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9453 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9454 (use NUM_REGS instead of NUM_INTS).
9456 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9458 * builtins.c: New file.
9459 * expr.c (saveregs_value, apply_args_value): Delete definition,
9460 moved into builtins.c.
9461 (string_constant): No longer static.
9462 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9463 apply_args_size, apply_result_size, result_vector,
9464 expand_builtin_apply_args, expand_builtin_apply,
9465 expand_builtin_return): Delete functions, moved into builtins.c.
9466 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9467 * expr.h (saveregs_value, apply_args_value): Declare variables.
9468 (expand_builtin, string_constant): Declare functions.
9469 * Makefile.in: Update to build builtin.o.
9471 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9473 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9474 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9475 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9476 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9478 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9481 1999-07-21 Michael Meissner <meissner@cygnus.com>
9483 * print-rtl.c (print_rtx): Print the names of the virtual
9486 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9488 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9489 introduced in previous delta.
9491 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9493 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9494 to avoid name clash.
9496 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9498 * c-lex.c (yylex) : Correct the test for overflow when lexing
9501 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9503 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9504 (adjust_priority): Always call ADJUST_PRIORITY.
9505 (schedule_insn): Only put insns into the ready at cost 0.
9506 (schedule_block): Remove redundant initial sort. Give clock_var
9507 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9509 * tm.texi (MD_SCHED_REORDER): Update docs.
9511 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9512 * sparc.c (ultra_reorder_called_this_block): Delete.
9513 (ultrasparc_sched_init): Don't set it.
9514 (ultrasparc_sched_reorder): Don't check it.
9516 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9518 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9519 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9520 (function_arg_boundary): Align DFmode.
9521 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9522 to get fp reg and stack overflow correct.
9523 (function_arg): Likewise.
9524 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9525 (setup_incoming_varargs): Restructure for ABI_V4; use
9526 function_arg_advance to skip final named argument.
9527 (expand_builtin_saveregs): Properly unskip the last integer arg
9528 when doing varargs. Adjust overflow location calculation.
9530 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9531 explicitly unsigned.
9532 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9533 (__VA_GP_REGSAVE): Similarly.
9534 (__va_longlong_p): Delete.
9535 (__va_arg_type_violation): New declaration.
9536 (va_arg): Restructure. Flag promotion errors. Align double.
9537 TFmode passed by reference.
9539 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9540 in the HOST_BITS_PER_WIDE_INT > 32 case.
9542 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9544 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9546 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9548 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9549 * toplev.c (documented_lang_options): Add -fpreprocessed.
9550 * cpplib.h (struct cpp_buffer): Add preprocessed.
9551 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9552 (cpp_start_read): Don't expand macros or emit an initial #line
9553 directive if -fpreprocessed.
9555 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9557 * cpplib.h (struct cpp_buffer): Added manual_pop for
9558 better C++ tokenization.
9559 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9560 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9561 * c-common.c (cpp_token): Make non-static.
9563 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9565 * c-common.h: New file.
9566 * c-common.c (permanent_obstack): Delete unused declaration.
9567 (c_global_trees): New array.
9568 (c_common_nodes_and_builtins): New function; split off common code
9569 from init_decl_processing in both c-decl.c and cp/decl.c.
9570 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9571 c_global_trees and accessor macros defined in c-common.h.
9573 * c-decl.c: Delete definitions for tree nodes that were replaced by
9575 (init_decl_processing): Build void_list_node.
9576 Call c_common_nodes_and_builtins; delete code to generate the common
9578 * objc/objc-act.c (build_module_descriptor): Rename variable
9579 void_list_node to avoid clash with c-common.h.
9581 * Makefile.in: Update dependencies.
9582 * objc/Make-lang.in: Likewise.
9584 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9586 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9587 (UNIQUE_SECTION_P): Likewise.
9588 (UNIQUE_SECTION): Likewise.
9590 1999-07-19 Linas Vepstas <linas@linas.org>
9592 * config/i370/README: New file.
9593 * config/i370/linux.h: New file.
9594 * config/i370/mvs.h: New file.
9595 * config/i370/oe.h: New file.
9596 * config/i370/t-linux: New file.
9597 * config/i370/t-mvs: New file.
9598 * config/i370/t-oe: New file.
9599 * config/i370/x-oe: New file.
9600 * config/i370/xm-linux.h: New file.
9601 * config/i370/xm-mvs.h: New file.
9602 * config/i370/xm-oe.h: New file.
9604 * i370.c (label_node_t): Add first_ref_page, label_addr,
9605 label_first_ref, label_last_ref members.
9606 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9607 (MAX_MVS_LABEL_SIZE): Define.
9608 (MAX_LONG_LABEL_SIZE): Define.
9609 (alias_node_t, alias_anchor, alias_number): New.
9610 (mvs_function_table): Reorder for EBCDIC.
9611 (ascebc, ebcasc): Unconditionally define.
9612 (i370_branch_dest, i370_branch_length): New functions.
9613 (i370_short_branch, i370_label_scan): New functions.
9614 (mvs_get_label): Renamed from mvs_add_label. Search for
9615 an existing label before creating a new one.
9616 (mvs_add_label): New function.
9617 (mvs_get_label_page): New function.
9618 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9619 over the entire list.
9620 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9621 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9622 (mvs_add_alias, mvs_need_alias): New functions.
9623 (mvs_get_alias, mvs_check_alias): New functions.
9624 (handle_pragma): New function.
9625 (mvs_function_check): New function.
9626 (unsigned_jump_follows_p): Search harder.
9627 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9628 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9629 * i370.h (TARGET_VERSION): Delete.
9630 (CPP_SPEC, CPP_PREDEFINES): Delete.
9631 (mvs_label_emitted): Delete.
9632 (TARGET_EBCDIC): Delete.
9633 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9634 (HANDLE_PRAGMA): Define.
9635 (HARD_REGNO_NREGS): Handle complex modes.
9636 (HARD_REGNO_MODE_OK): Likewise.
9637 (CLASS_MAX_NREGS): Likewise.
9638 (RET_REG): Likewise.
9639 (EXTRA_CONSTRAINT): Define.
9640 (RETURN_IN_MEMORY): True for DImode.
9641 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9642 (FUNCTION_PROFILER): Delete.
9643 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9644 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9645 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9646 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9647 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9648 (ASM_FILE_START): Add "RMODE ANY".
9649 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9650 (ASM_GLOBALIZE_LABEL): Likewise.
9651 (ASM_OUTPUT_LABELREF): Likewise.
9652 (ASM_OUTPUT_COMMON): Likewise.
9653 (PRINT_OPERAND): Handle 'K', 'W', default.
9654 (PRINT_OPERAND_ADDRESS): New.
9655 (Lots of defines): Add support for TARGET_ELF_ABI.
9656 * i370.md (attr length): New. Define for all patterns.
9657 (*): Lots of tweeks to assembly output and constraints.
9659 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9661 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9662 Disable patterns performing SImode comparisons with SImode values
9663 if TARGET_POWERPC64 and instruction does not sign-extend or does
9664 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9665 differ for signed quantities.
9666 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9667 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9668 (decrement_and_branch_on_count): Add 64-bit variant.
9670 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9672 * final.c (output_asm_insn): When searching for the matching string
9673 for a given dialect, don't run past the end of the list of
9674 alternatives if there are fewer alternatives in the template than
9677 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9679 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9680 Removed paragraph about compression of files and size limitation,
9681 duplicated in the FAQ. Use gcc-patches for posting patches.
9682 * gcc.c (main): Updated URL with bug reporting instructions to
9683 gcc.gnu.org. Removed e-mail address.
9684 * system.h (abort): Likewise.
9686 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9688 * Makefile.in (stmp-multilib-sub): Make the files extracted
9689 from $(LIBGCC1) writable.
9691 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9693 * config/arm/aout.h: Reformat for improved readability.
9695 * config/arm/arm.h: Reformat for improved readability.
9696 Replace uses of fprintf with asm_fprintf where appropriate.
9697 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9698 function declaration assembler actions.
9699 (NUM_INTS): New macro: Convert from bytes to words.
9700 (NUM_REGS): New macro: Compute number of registers required to
9701 hold a quanitity of tyep MODE.
9702 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9704 (NUM_ARG_REGS): New macro: The number of argument registers
9706 (ARG_REGISTER): New macro: Compute the register number of the Nth
9708 (LAST_ARG_REGNUM): New macro: The number of the last argument
9710 (SP_REGNUM): New macro: Register number of the stack pointer.
9711 (FP_REGNUM): New macro: Register number of the frame pointer.
9712 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9713 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9714 CUMULATIVE_ARGS so that it counts registers not bytes.
9716 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9718 Replace uses of fprintf with asm_fprintf where appropriate.
9719 (output_ascii_pseudo_op): Replace with version from thumb.c
9721 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9723 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9725 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9726 (ASM_FILE_START): Emit ASM_APP_OFF.
9728 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9730 * pa.c (compute_frame_size): Round frame according to
9731 STACK_BOUNDARY rather than a hardwired value.
9733 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9735 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9737 * configure: Rebuilt.
9739 * configure.in (hppa*-*-linux*): New configuration.
9740 * configure: Rebuilt.
9741 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9742 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9743 * pa/pa-linux.h: New file.
9744 * pa/t-linux: New file.
9745 * pa/xm-linux.h: New file.
9747 * pa.c (hppa_legitimize_address): Change references from SImode to
9748 either Pmode or word_mode as appropriate.
9749 (emit_move_sequence, store_reg, load_reg): Likewise.
9750 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9751 (output_mul_insn): Likewise.
9752 * pa.h (PROMOTE_MODE): Likewise.
9753 (INITIALZE_TRAMPOLINE): Likewise.
9754 (Pmode): Define to word_mode.
9756 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9757 value of 4. Allocate 8 bytes for each FP register save.
9758 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9760 (hppa_expand_prologue): Likewise.
9761 * pa.h (PROMOTE_MODE): Likewise.
9762 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9763 (FUNCTION_ARG_BOUNDARY): Likewise.
9765 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9767 * pa.c (out_of_line_prologue_epilogue): Delete.
9768 (override_options): Remove -mspace related code.
9769 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9770 (compute_frame_size): Only allocate space for register that
9771 actually need to be saved.
9772 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9773 (TARGET_SWITCHES): Remove -mspace, -mno-space
9774 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9775 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9776 * pa/ee.asm, pa/ee_fp.asm: Delete.
9778 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9780 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9781 directive in column zero.
9783 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9785 * m68k.c (output_function_prologue): Fix computation of save mask
9786 when generating PIC code.
9788 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9790 * tree.c (build_type_attribute_variant): Move current_obstack restore
9791 after build_qualified_type call.
9793 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9795 * configure.in: Use t-iris6, even with GNU LD.
9796 * config/mips/iris6gld.h: Fix typo in linker spec.
9797 * config/mips/t-iris6gld: Remove.
9799 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9801 * rs6000.md (insv, extzv): Remove SImode dependence in named
9802 patterns. Explicitly generate DImode RTL if PowerPC64 and
9804 (insvdi): Reverse start and size in instruction template.
9806 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9808 * invoke.texi: Typo fixes.
9810 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9812 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9813 handle at this time instead of silently generating incorrect code.
9814 (gen_imagpart): Likewise.
9816 * reload.c (find_reloads): Emit a USE for a pseudo register without
9817 a hard register if we could not create an optional reload for the
9820 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9822 * c-typeck.c (output_init_element, process_init_element):
9823 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9824 check for nameless bit fields.
9826 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9828 * regclass.c (scan_one_insn): Notice subregs that change the
9829 size of their operand.
9830 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9832 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9834 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9835 * configure: Rebuilt.
9836 * alpha/t-ieee: New file.
9838 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9840 * rs6000.c (find_addr_reg): Do not select r0 as an address
9843 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9845 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9847 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9849 * rs6000.md (movsf): Do not force easy FP constants into memory.
9851 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9852 immed_double_const to ensure they are properly truncated then
9855 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9857 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9858 always unless NO_DEBUG is used. Compile this code
9860 (replace_symbols_in_block): Compile it unconditionally.
9862 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9864 * configure.in (i?86-*-elf*): New target.
9865 * configure: Rebuilt.
9866 * i386/i386elf.h, i386/t-i386elf: New files.
9868 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9870 * toplev.c (main): Don't complain about saying -gdwarf.
9871 (rest_of_compilation): Remove redundant code.
9873 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9875 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9877 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9879 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9880 "Li960R:", to avoid name clash.
9882 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9884 * loop.c (check_dbra_loop): When reversing a loop, delete all
9885 REG_EQUAL notes referencing the reversed biv except those which are
9886 for a giv based on it.
9888 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9890 * version.c: Drop "gcc-" prefix from version #.
9892 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9894 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9895 the label if we're being verbose.
9897 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9899 * m68k.c (output_function_prologue): Add pic register to mask
9900 if live and flag_pic.
9901 (output_function_epilogue): Likewise.
9903 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9905 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9906 directives in column zero.
9908 * pa/elf.h (ASM_FILE_START): Define.
9909 * pa/som.h (ASM_FILE_START): Include .level directives.
9910 * pa/hpux10.h (ASM_FILE_START): Delete.
9911 * pa/hpux11.h (ASM_FILE_START): Delete.
9913 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9915 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9917 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9918 when reload_out equals reload_in.
9920 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9922 * invoke.texi (Spec Files): New node: Describe the contents of
9925 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9927 * invoke.texi (DEC Alpha Options): Put @end table at
9928 beginning of line, to avoid confusing texi2html.
9930 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9932 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9933 introduced in previous delta.
9935 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9937 * reload1.c (gen_reload): When synthesizing a 3 operand add
9938 sequence, improve test for when to reload OP1 into the reload
9939 register instead of OP0.
9941 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9943 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9945 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9947 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9950 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9952 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9953 (va_dcl): Use __builtin_va_alist_t.
9955 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9957 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9958 on the permanent_obstack.
9959 * dwarfout.c (output_type): Likewise.
9961 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9963 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9964 Merged from c-typeck.c and cp/typeck.c.
9965 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9966 Merged into c-common.
9968 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9970 * c-lex.c (errorcount): Declare it.
9971 (finish_parse): Update errorcount when using CPPLIB.
9973 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9975 * fixinc/inclhack.def(end_else_label): Double the backslash so
9976 sed gets a chance to see it.
9977 * fixinc/inclhack.sh: regen
9978 * fixinc/fixincl.x: regen
9980 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9982 Add framework to support armv5 architecture when it becomes
9985 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
9986 (arm_arch5): New variable.
9987 (all_architectures): Add armv5 line.
9988 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
9989 -march=armv5 is specified on the command line.
9990 (arm_arch5): Export this variable.
9991 * invoke.texi: Document new string accepted by -march= switch for
9994 * config/arm/arm.h: Replace use of constant 12 as a register
9995 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9996 * config/arm/arm.c: Replace use of constant 12 as a register
9997 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9999 * config/arm/elf.h: Tidy up.
10000 * config/arm/coff.h: Tidy up.
10002 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10004 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10005 * gcc/config/mips/t-iris6gld: New file.
10006 * gcc/config/mips/iris6gld.h: Likewise.
10008 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10010 * c-decl.c (widest_integer_literal_type_node,
10011 widest_unsigned_literal_type) : New.
10012 (init_decl_processing): Handle/use the two new types.
10013 * c-common.c (type_for_size,type_for_mode) : Same.
10014 * c-lex.c (yylex) : Same.
10015 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10017 * c-tree.h (widest_integer_literal_type_node,
10018 widest_unsigned_literal_type) : New.
10020 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10022 * dwarfout.c (field_byte_offset): Correctly compute the object's
10023 byte offset for the first bit of a field which crosses an alignment
10024 boundary on a !BYTES_BIG_ENDIAN target.
10026 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10028 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10031 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10032 Jeff Law <law@cygnus.com>
10034 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10037 * except.c: Include intl.h.
10038 (expand_eh_return): Set current_function_cannot_inline.
10039 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10040 * function.h (struct function): Add eh_return_stub_label.
10041 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10042 * Makefile.in (except.o): Depend on intl.h.
10044 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10046 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10047 same as offsettable in cases 1 and 2.
10049 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10051 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10052 (extlh, extwh): Likewise.
10054 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10056 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10058 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10060 * configure.in: Add arm-pe and thumb-pe targets.
10061 * configure: Regenerate.
10063 * thumb.c (arm_naked_function_p): New function: Determines if
10064 a function is naked (has no gcc generated prologue/epilogue).
10065 (is_called_in_ARM_mode): Return true if the func has the
10066 interfacearm attribute.
10067 (output_return): Do not generate a return for naked functions.
10068 (thumb_function_prologue): Do not generate a prologue for
10070 (thumb_expand_prologue): Do not generate a prologue for naked
10072 (thumb_expand_epilogue): Do not generate an epilogue for naked
10074 (arm_valid_machine_decl_attribute): New function, copied from
10075 arm.c: Permit naked and interfacearm attributes.
10077 * config/arm/pe.c: New file: Support code for arm-pe target.
10078 * config/arm/pe.h: New file: Header file for arm-pe target.
10079 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10080 * config/arm/t-thumb-pe: New file: Makefile fragment for
10083 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10085 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10086 -fPIC or -fpic is specified.
10088 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10090 * expr.c (emit_block_move): Use copy_to_mode_reg for
10091 !TARGET_MEM_FUNCTIONS case too.
10093 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10095 * configure: Rebuilt.
10096 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10097 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10098 definitions made redundant by dbxelf.h inclusion. Delete
10099 lots of definitions related to assembly output that are
10100 specific to the SOM object format.
10101 * pa.c (output_function_prologue): Do not emit the function's
10103 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10104 * pa-pro.h: Deleted.
10105 * som.h: New file with SOM specific definitions.
10106 * elf.h: New file with ELF specific definitions.
10108 * elfos.h (const_section): Output a tab before assembler directives.
10109 (ctors_section, dtors_section): Likewise.
10110 (ASM_OUTPUT_SECTION_NAME): Likewise.
10112 * pa/pa1.h: Delete unused file.
10114 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10116 * configure.in (hppa*-hp-hpux11*): New configuration.
10117 * configure: Rebuilt.
10118 * pa/pa-hpux11.h: New file.
10119 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10122 * mips.md (leasi, leadi): New patterns.
10124 * expr.c (emit_block_move): Properly handle case where one of the
10125 block move arguments has a queued increment or decrement.
10126 (clear_storage): Similarly. Fix formatting goof.
10128 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10130 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10131 semicolon from the BSD VA_LIST replacement expression.
10133 * fixinc/inclhack.sh: regen
10134 * fixinc/fixincl.x: regen
10136 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10137 now use the fixincl program.
10139 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10141 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10142 case. Also make the PIC register call_used.
10144 * m68k.h (FINALIZE_PIC): Delete.
10145 * m68k.c (finalize_pic): Delete.
10147 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10149 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10152 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10154 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10156 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10158 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10160 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10162 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10164 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10166 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10168 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10170 * rs6000.c (output_toc): Always use hex values for floating-point
10171 constants. Store single-precision values in upper-half of TOC
10172 entry in 64-bit mode.
10173 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10174 to final constraints.
10175 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10176 (fctiwz): Improve accuracy of RTL for pattern.
10178 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10180 * expr.c (expand_expr): Allow RTL_EXPR's through the
10181 MAX_INTEGER_COMPUTATION_MODE checks.
10183 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10185 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10186 such that MASK_SUPPORT_ARCH is not negative.
10188 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10190 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10191 ADDR_DIFF_VEC insns that appear inside loops.
10193 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10194 Jeff Law <law@cygnus.com>
10196 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10197 Handle LO_SUM the same as offsettable in cases 1 and 2.
10198 * rs6000.c (find_addr_reg): Revert previous patch.
10200 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10202 * system.h (strstr): New external function declaration.
10203 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10204 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10205 * config.in, configure: Rebuilt.
10207 1999-06-24 Tom Tromey <tromey@cygnus.com>
10209 * gcc.c (main): Read user-specified specs files after computing
10210 additional startfile_prefixes.
10212 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10214 Revert these two patches:
10216 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10217 * loop.c (strength_reduce): When doing biv->giv conversion, update
10218 reg note of NEXT->insn.
10220 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10221 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10223 (recombine_givs): Set ix field after sorting.
10225 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10227 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10228 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10230 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10232 *fixinc/inclhack.def: Add fix development commentary
10233 (read_ret_type): reactivate and add selection clause
10234 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10235 *fixinc/{fixincl.x|inclhack.sh}: regen
10237 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10239 * expr.c (expand_expr): STRIP_NOPS before checking against
10240 MAX_INTEGER_COMPUTATION_MODE
10241 (check_max_integer_computation_mode): Likewise.
10243 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10245 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10247 1999-06-22 Jim Wilson <wilson@cygnus.com>
10249 * expr.c (store_expr): When target is a promoted subreg, return a
10250 promoted subreg as a result.
10252 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10254 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10256 (dwarf2out_define): Mark unused parameters appropriately.
10257 (gen_unspecified_parameters_die): Ditto.
10258 (gen_subprogram_die): Fix signed/unsigned warnings.
10259 (gen_variable_die): Ditto.
10261 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10263 * fixinc/inclhack.def(end_else_label): combined else_label
10264 and endif_label and fixed the sed expression.
10265 *fixinc/{fixincl.x|inclhack.sh}: regen
10267 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10269 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10270 'x' when handling non-offsettable addresses
10272 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10274 * final.c (shorten_branches): Don't try to split an insn that has
10277 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10279 * config/mips/mips.c (symbolic_expression_p): New function.
10280 (mips_select_rtx_section): Put symbolic expressions in the
10281 data section, not the read-only data section.
10283 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10285 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10287 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10289 * collect2.c (main): Log frame table count.
10290 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10291 (scan_prog_file) [COFF]: Handle frame tables.
10293 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10294 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10295 * alpha/elf.h: Undef them again.
10296 * alpha/vms.h: Remove their definitions.
10298 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10300 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10301 remove the clobber of r0 and change the REG_UNUSED note to
10304 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10306 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10307 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10308 fits in HOST_WIDE_INT and one uses union to access a long constant
10311 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10313 * sparc.c (sparc_override_options): Don't allow profiling for
10314 code models other than medlow.
10315 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10316 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10317 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10318 (sparc_block_profiler): Likewise.
10319 (sparc_function_block_profiler_exit): Likewise.
10320 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10321 (FUNCTION_BLOCK_PROFILER): Likewise.
10322 (BLOCK_PROFILER): Likewise.
10323 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10324 (MCOUNT_FUNCTION): New.
10325 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10326 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10327 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10328 (MCOUNT_FUNCTION): New.
10329 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10330 (BLOCK_PROFILER): Delete.
10331 (MCOUNT_FUNCTION): New.
10333 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10335 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10337 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10339 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10342 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10345 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10348 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10351 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10353 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10356 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10358 * i386/djgpp.h (LIB_SPEC): New.
10359 (STARTFILE_SPEC): New.
10361 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10363 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10365 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10368 * system.h (WSTOPSIG): New macro.
10370 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10372 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10374 (insert_pack_attributes): Take into account member natural
10377 * i386/winnt.c (exports_head): New static variable.
10378 (i386_pe_record_exported_symbol): New function.
10379 (i386_pe_asm_file_end): Use.
10380 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10381 symbols to be emitted at end of assembly.
10382 (ASM_DECLARE_OBJECT_NAME): Likewise.
10383 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10385 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10388 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10390 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10393 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10395 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10396 zapping reg_last_uses directly.
10397 (sched_analyze_2, sched_analyze_insn): Likewise.
10398 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10400 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10402 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10403 attributes for cases 1 and 2.
10405 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10407 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10410 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10412 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10414 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10416 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10417 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10418 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10419 must be stacked if it is used for PIC accesses.
10420 * arm.c (use_return_insn): Handle PIC register specially.
10421 (output_return_instruction): Likewise.
10422 (output_func_{prologue,epilogue}): Likewise.
10423 (output_expand_prologue): Likewise.
10425 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10426 (*strsi_predec): Renamed from *strqi_predec.
10427 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10428 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10430 * arm.c (arm_override_options): Remove warning about PIC code
10431 not being supported.
10433 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10435 * rs6000.c (find_addr_reg): New function.
10436 * rs6000.h (find_addr_reg): Declare.
10437 (offsettable_addr_operand): Delete.
10438 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10439 from and stores to GPRs.
10441 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10443 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10444 gen_sequence as argument to emit_no_conflict_block.
10446 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10448 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10449 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10450 *fixinc/fixincl.x: regen
10451 *fixinc/inclhack.sh: regen
10453 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10455 * added support for -mpcrel (PC relative addressing for m68k)
10456 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10457 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10458 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10459 (comments for general_src_operand): Add some explanation
10460 about EXTRA_CONSTRAINTS.
10461 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10462 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10463 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10464 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10465 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10466 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10467 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10468 if not already set.
10469 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10470 * m68k.h (TARGET_PCREL): New target flag.
10471 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10472 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10473 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10474 contains a SYMBOL_REF. Relax this constraint during reload, since
10475 we want to use the predicates, not reload's built-in concept of a
10476 valid memory address, to control what insns need reloading.
10477 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10478 operands (essentially 'g', 'm', and 's' under normal circumstances).
10479 * m68k.c (print_operand): Cause printing of pc-relative addresses
10480 to include pc register.
10481 (print_operand_address): Ditto.
10482 (general_src_operand): Accept operands that are not only
10483 general_operands, but are also valid when used as a pc-relative
10485 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10486 (memory_src_operand): Similar, for memory_operands.
10487 (pcrel_address): New predicate to accept the special case of a
10488 pc-relative address.
10489 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10490 QImode insns to accept *_src_operand instead of *_operand where
10491 pc-relative operands can fit. For example, a pc-relative operand
10492 can be used as a memory source operand for addsi3, but not as a
10493 memory destination.
10494 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10496 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10498 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10499 .thumb_set pseudo op to mark aliases of thumb functions.
10501 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10503 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10504 preference to ASM_OUTPUT_DEF, if it is defined.
10506 * tm.texi: Document new, optional target macro
10507 ASM_OUTPUT_DEF_FROM_DECLS.
10509 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10511 * fixincludes: ISCNTL patch
10512 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10513 (dgux_int_varargs): new for DG/UX
10514 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10516 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10518 * invoke.texi (ia32 options): Fix typo.
10520 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10522 * loop.c (strength_reduce): When doing biv->giv conversion, update
10523 reg note of NEXT->insn.
10525 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10527 * loop.c (move_movables): Note issues with replacing REGs with
10529 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10531 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10533 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10535 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10536 the reference to `mcount' was not correct for the ELF on FreeBSD.
10538 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10540 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10543 (recombine_givs): Set ix field after sorting.
10545 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10547 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10548 to safe to extract a subword out of a REG.
10550 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10552 * sh.md (mulsi3): Don't add a no-op move at the end.
10554 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10556 * cse.c (cse_insn): Don't put hard register source into tables for
10557 the last insn of a libcall.
10559 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10561 * loop.c (strength_reduce): Insert sets of derived givs at every
10562 biv increment, even if it's the only one.
10564 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10566 * dwarfout.c (add_incomplete_type): New fn.
10567 (output_type): Call it.
10568 (retry_incomplete_types): New fn.
10569 (dwarfout_finish): Call it.
10571 From Eric Raskin <ehr@listworks.com>:
10572 (output_type): Output types for bases.
10574 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10576 * mips.c (mips_output_conditional_branch): Add `break'
10577 between `default' label and `close braces'.
10579 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10581 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10582 specifications and make it realistic.
10583 (LIB_SPEC): Likewise.
10585 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10587 * config/mips/mips.c (mips_secondary_reload_class): Check for
10588 (PLUS (SP) (REG)) and return appropriate register class.
10589 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10590 Handle (PLUS (SP) (REG)).
10591 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10592 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10593 of emit_insn for tablejump.
10595 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10597 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10598 asm_fprintf format string by itself.
10599 (output_function_profiler): Likewise.
10601 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10603 * combine.c (simplify_logical, case AND): Only call
10604 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10605 or the constant is positive.
10607 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10609 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10610 * configure: Regenerate.
10612 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10614 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10615 require a sub-version #.
10616 * configure: Rebuilt.
10618 1999-06-14 Robert Lipe (robertlipe@usa.net)
10620 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10622 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10624 * c-typeck.c (process_init_element): Detect excess elements in
10625 char array initializer.
10627 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10629 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10631 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10633 * invoke.texi (Option Summary): Add -fpermissive flag.
10635 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10637 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10638 that require PIC code sequences.
10640 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10642 * configure.in: Add new target: thumb-elf.
10643 * configure: Regenerate.
10644 * config/arm/t-thumb-elf: New file: Makefile fragment for
10646 * config/arm/telf.h: New file: Header file for thumb-elf
10649 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10651 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10652 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10653 initializers is some circumstances.
10655 * fixinc/inclhack.def (endif_label): Add additional selector for
10656 more bogus stuff after #endif statements.
10657 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10659 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10661 * i386/cygwin.h (SET_ASM_OP): Define.
10663 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10665 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10667 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10669 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10672 * sh.md (ic_invalidate_line_i): Remove second alternative.
10674 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10676 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10677 test for the presence of valid prototypes. Delete bypass expr.
10678 (ioctl_fix_ctrl): Correct the selection expression.
10679 (no_double_slash): Correct quoting rules
10680 *fixinc/fixincl.x: regen
10681 *fixinc/inclhack.sh: regen
10683 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10685 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10687 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10689 * rs6000.md (movsi_got_internal_mem): Delete.
10690 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10691 (GOT_TOC_REGNUM): Delete.
10692 (PIC_OFFSET_TABLE_REGNUM): Define.
10693 (FINALIZE_PIC): Disable.
10694 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10695 (rs6000_replace_regno): Delete.
10696 (rs6000_finalize_pic): Likewise.
10697 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10699 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10701 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10702 is a note; use <= for the compare; advance P while it is
10705 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10707 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10708 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10710 * varasm.c (remove_from_pending_weak_list): Verify t->name
10711 is non-NULL before passing it to strcmp.
10713 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10715 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10716 the typed arguments are not part of a comment
10717 (ioctl_fix_ctrl): Added a purpose comment
10718 *fixinc/fixincl.x: regenerate
10719 *fixinc/inclhack.sh: regenerate
10721 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10723 * invoke.texi: Add C4x invocation docs.
10725 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10727 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10729 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10731 (c4x_legitimize_reload_address): New function.
10732 * config/c4x/c4x.md: Update docs.
10734 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10736 * fixincludes: Avoid removing '.'.
10737 * fixinc/fixinc.svr4: Likewise.
10738 * fixinc/fixinc.winnt: Likewise.
10739 * fixinc/inclhack.tpl: Likewise.
10740 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10742 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10744 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10746 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10748 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10750 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10753 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10755 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10756 * configure: Regenerate.
10758 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10760 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10763 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10765 * fixinc/inclhack.def (avoid_bool): Also catch
10766 "typedef [unsigned] int bool".
10767 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10769 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10770 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10771 * configure: Rebuilt.
10773 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10775 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10776 such that we can override its definitions if necessary.
10777 (CPP_SPEC): New define. Support processor specific predefines via
10779 (CC1_SPEC): New define. Support processor specific compiler
10780 options via %(cc1_cpu).
10781 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10784 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10786 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10787 between sed's -e flag, and the open-quote following it.
10788 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10790 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10791 Jeffrey A Law (law@cygnus.com)
10793 * varasm.c (assemble_start_function): Remove the function
10794 from the pending weak decls list when we define a function.
10795 (assemble_variable): Similarly for variables.
10796 (weak_finish): Ignore items on the list with a NULL name.
10797 (remove_from_ending_weak_list); New function to "remove" an item
10798 from the pending weak declarations list.
10800 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10802 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10804 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10806 * c-lex.c (GETC): Redefine to call getch.
10807 (UNGETC): Redefine to call put_back.
10808 (putback_buffer): New structure type.
10809 (putback): New static structure.
10810 (getch): New function.
10811 (put_back): New function.
10812 (yylex): Replace unused bytes from bad multibyte character.
10814 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10816 * cpplib.c (do_define): Cast `alloca' return value.
10817 (do_include, do_undef, do_pragma): Likewise.
10818 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10820 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10821 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10823 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10825 * sparc.md (abstf2): This should be an expand.
10826 (split after abstf2_notv9): Fix mode.
10827 (abstf2_hq_v9): New pattern.
10828 (abstf2_v9): Only use when no hard quad.
10829 (absdf2_v9): Fix if target is not the same as source.
10830 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10831 Add correct output constraints.
10833 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10835 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10836 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10838 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10840 * mips.h (mips_output_conditional_branch): New function.
10841 (mips_adjust_insn_length): Likewise.
10842 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10843 (ADJUST_INSN_LENGTH): Likewise.
10844 * mips.c (print_operand): Add `F' and `W' for floating-point
10845 comparison opcodes.
10846 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10848 (mips_adjust_insn_length): New function.
10849 (mips_output_conditional_branch): New function.
10850 * mips.md (length): Adjust attribute definition to handle
10851 conditional branches. Change lengths to bytes, rather than
10852 instructions throughout. Remove length attribute from
10853 instructions whose length is four bytes, and rely on the default
10855 (dslot): Fix typo in comment.
10856 Reword conditional branch patterns to use
10857 mips_output_conditional_branch.
10859 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10861 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10862 (LIB_SPEC): Likewise.
10863 Link with -lprof1_r for -g/-pg.
10865 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10867 * loop.c (check_dbra_loop): Fix change of Jan 19.
10869 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10871 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10872 (STARTFILE_SPEC): Define, override the svr4.h version.
10873 (ENDFILE_SPEC): Likewise.
10875 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10877 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10878 * fixinc/fixincl.x: Regenerated.
10879 * fixinc/inclhack.sh: Regenerated.
10881 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10883 * sh.c (barrier_align): Don't return early for normal branch/barrier
10884 when optimizing for SH2.
10886 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10888 * i386/udk.h (LINK_SPEC): Correct linker search path for
10891 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10893 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10894 (braf_label_ref_operand): Delete.
10895 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10896 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10897 label_ref, and has no predicate.
10898 The patten has a predicate to guard against invalid substitutions.
10899 (dummy_jump): Delete.
10900 (casesi): Update use of casesi_jump_2.
10902 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10904 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10905 *fixinc/fixincl.x: regenerate
10906 *fixinc/inclhack.sh: regenerate
10908 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10910 * dwarf2out.c (add_incomplete_type): New fn.
10911 (gen_struct_or_union_type_die): Call it.
10912 (retry_incomplete_types): New fn.
10913 (dwarf2out_finish): Call it.
10915 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10917 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10918 current block starts with a CODE_LABEL and ends with a CALL and
10919 we can not find all the argument setup instructions for the CALL.
10921 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10923 Revert this change:
10924 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10925 something is a candidate for optimize_bit_field_compare.
10927 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10929 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10931 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10933 * alpha.c (override_options): Thinko in last patch.
10935 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10936 (LIB_SPEC): Recognize -pthread.
10938 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10940 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10941 definition in config/arm/coff.h
10942 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10944 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10946 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10947 fixes that need "file=xxx\n" prepended before invocation
10948 (start_fixer - new): starting the fixer process is complex enough
10949 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10950 (process): uses the new routine; omit usage of putenv()
10951 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10952 * fixinc/fixincl.x: regenerate
10954 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10956 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10957 and version #s (1.1 -> 2.96) as needed.
10958 * README.g77: Kill way out of date file in the toplevel directory.
10960 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10962 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10963 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10964 * configure: Rebuilt.
10965 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10966 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10967 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10968 (SWITCH_TAKES_ARG): Likewise.
10969 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10970 * config/t-freebsd: Moved from config/i386/ so it can used for all
10973 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10975 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10977 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10979 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10980 * configure: Rebuilt.
10982 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
10984 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
10985 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
10986 * rs6000/rs6000.c (rs6000_file_start): Use putc.
10987 (rs6000_output_load_toc_table): Same.
10988 (output_prolog, output_mi_thunk): Same.
10989 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
10990 (ASM_GLOBALIZE_LABEL): Use putc.
10992 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
10994 * alpha.md (reload_*_help): New patterns and splitters.
10995 (reload_*): Use them.
10996 (mov[qh]i): Likewise.
10998 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11000 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11003 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11005 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11007 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11009 * flow.c (mark_regs_live_at_end, insn_dead_p,
11010 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11011 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11012 hasn't run or the frame pointer is needed.
11013 * haifa-sched.c (attach_deaths): Likewise.
11014 * sched.c (attach_deaths): Likewise.
11016 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11018 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11019 calculate_can_reach_end returns nonzero.
11021 * configure.in (native gas tests): Search for an assembler in the
11022 same manner that the installed compiler will.
11023 * configure: Rebuilt.
11024 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11026 * alias.c (find_base_term): Improve handling of addresses
11027 constructed from binary operations.
11029 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11031 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11033 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11035 * function.h (cleanup_label, frame_offset): Declare.
11036 (tail_recursion_label, tail_recursion_reentry): Likewise.
11037 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11038 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11039 (tail_recursion_label, tail_recursion_reentry): Likewise.
11040 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11042 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11044 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11046 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11047 (MAX_OFILE_ALIGNMENT): Define.
11049 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11051 * fixincl.c: Replace local include scheme with #includes of
11052 gansidecl.h and system.h.
11053 * procopen.c: Likewise.
11054 * server.c: Likewise.
11056 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11058 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11059 (crti.o): Add build rule and dependencies.
11060 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11062 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11064 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11065 (LIB_LINUX_SPEC): Likewise.
11066 (LIB_LINUX_SPEC): Add support for -pthread
11067 (CPP_OS_LINUX_SPEC): Likewise.
11068 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11071 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11073 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11075 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11076 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11077 for IEEE math and CC_FCOMI.
11078 (put_jump_code): No IEEE if CC_FCOMI is set.
11080 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11082 * fold-const.c (fold_truthop): Make the field reference unsigned
11083 when converting a single bit compare.
11085 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11087 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11089 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11091 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11092 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11095 * reload.c (push_reload): Do not call remove_address_replacements
11096 when presented with identical optional reloads.
11098 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11100 * alpha.h (MASK_FIX, TARGET_FIX): New.
11101 (MASK_*): Reorganize constants.
11102 (CPP_AM_FIX_SPEC): New.
11103 (TARGET_SWITCHES): Add FIX.
11104 (EXTRA_SPECS): Likewise.
11105 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11106 (SECONDARY_MEMORY_NEEDED): Likewise.
11107 (REGISTER_MOVE_COST): Likewise.
11108 * alpha.c (override_options): Add FIX support. Always use
11109 ALPHA_TP_PROG for ev6.
11110 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11111 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11112 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11114 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11116 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11117 something is a candidate for optimize_bit_field_compare.
11119 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11121 * gcc.texi (Passes): Document branch-shortening.
11122 * invoke.texi (Debugging Options): Document the fact that `-dp'
11123 outputs length information for instructions.
11125 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11127 * flow.c: Revert previous delta.
11129 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11131 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11132 FRAME_POINTER_REGNUM.
11133 (mark_set_1): Ditto.
11134 (mark_used_regs): Ditto.
11136 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11138 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11139 (GOT_PCREL): New macro. Define to 1 if not already defined.
11140 * arm/elf.h (GOT_PCREL): Define to 0.
11141 * arm.c (arm_finalize_pic): Take into account the setting of
11144 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11146 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11147 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11149 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11150 store elimination candidates.
11152 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11154 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11157 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11159 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11160 Add use of x-aix41-gld.
11162 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11164 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11165 (ASM_OUTPUT_DESTRUCTOR): Define.
11167 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11169 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11170 last CODE_LABEL in a loop if we have previously passed a jump
11171 to the top of the loop.
11173 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11175 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11176 applying Philip's patch.
11178 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11180 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11183 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11185 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11187 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11189 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11190 Also remove a useless comment.
11192 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11194 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11196 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11198 * collect2.c (main): Only generate import or export file and add
11199 to link arguments if non-empty. Use xmalloc not alloca.
11200 (write_{export,import}_file): Delete.
11201 (write_aix_file): New function.
11202 (locatelib): Use xmalloc not malloc.
11203 (GCC_OK_SYMBOL): Do not check type if aix64.
11205 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11207 Based on patch by Scott Bambrough and Pat Beirne:
11208 * config/arm/arm.c (making_const_table): New variable.
11209 * config/arm/arm.h (making_const_table): Declare.
11210 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11212 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11213 Keep track of when we are building the constant table.
11215 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11217 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11220 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11222 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11225 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11227 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11230 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11232 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11234 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11236 * rs6000.c (output_mi_thunk): Enable full support again.
11238 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11240 * sh.h (BRANCH_COST): Define.
11242 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11244 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11246 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11248 * function.c (assign_stack_local): Align stack slot propertly.
11249 (assign_outer_stack_local): Likewise.
11251 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11253 * expr.h (lang_expand_constant): Declare.
11254 * toplev.c (lang_expand_constant): Define it.
11255 * varasm.c (output_constant): Use it.
11257 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11259 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11260 Change function definitions to K&R style.
11262 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11264 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11266 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11268 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11269 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11270 (several places): omit static initialization
11271 (process): use single fd, since only the read fd is used
11272 * fixinc/gnu-regex.c: define 'const' away, if not supported
11273 * fixinc/procopen.c(several places): omit static initialization
11274 * fixinc/server.c: define 'volitile' away, if not supported
11276 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11278 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11279 asm_fprintf and %L to generate the label name.
11280 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11281 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11283 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11285 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11286 insn for a conditional jump can not be found.
11288 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11290 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11291 on variables in specific sections other than .sbss and .sdata.
11293 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11295 * stmt.c (expand_return): Call start_cleanup_deferral and
11296 end_cleanup_deferral around conditional code.
11298 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11300 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11301 filename lists. Utilizes new "krstr" AutoGen function.
11302 * fixinc/fixincl.x: Rebuilt.
11304 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11306 * i386.c (output_float_compare): Avoid GNU-C extensions.
11308 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11310 * version.c: Bump to distinguish mainline tree from the
11313 See ChangeLog.1 for earlier changes.
11316 add-log-time-format: current-time-string