1 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
3 * reg-stack.c (convert_regs_1): Initialize target_stack->top
4 after verifying an EH edge.
6 * haifa-sched.c (init_rgn_data_dependences): Correctly
7 size bb_pending_lists_length when zeroing.
9 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
11 * function.c (diddle_return_value): New.
12 (expand_function_end): Use it.
13 * stmt.c (expand_null_return): Likewise.
14 (expand_value_return): Likewise.
16 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
18 * reload1.c (reload): Don't remove return value clobbers.
20 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
22 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
24 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
26 * cse.c (cse_main): Use xmalloc, not alloca.
27 (cse_basic_block): Likewise.
28 * local-alloc.c (local_alloc): Likewise.
30 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
31 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
33 * rtl.c: Include toplev.h.
34 (fatal): Remove declaration.
36 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
38 * haifa-sched.c (schedule_block): Fix thinko.
40 1999-11-03 James McKelvey <mckelvey@fafnir.com>
42 * fixinc/fixincl.c(create_file): Allow for systems that do not have
45 1999-11-03 Philippe De Muyter <phdm@macqel.be>
47 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
48 call `malloc' instead.
50 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
52 * flags.h (flag_renumber_insns): Declare.
53 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
55 * rtl.h (renumber_insns): Change prototype.
56 * toplev.c (flag_renumber_insns): Define.
57 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
59 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
61 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
62 and fpsqrtd. Use them and create fdiv function unit to more
63 accurately represent fpu sqrt pipeline semantics on UltraSparc.
64 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
66 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
68 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
70 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
71 insn into ready list, do not use just a raw swap.
73 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
75 * rtl.h (renumber_insns): New function.
76 (remove_unnecessary_notes): Likewise.
77 * emit-rtl.c (renumber_insns): Define.
78 (remove_unncessary_notes): Likewise.
79 * toplev.c (rest_of_compilation): Remove dead code.
80 Use renumber_insns and remove_unncessary_notes.
82 * gcse.c (struct null_pointer_info): New type.
83 (get_bitmap_width): New function.
84 (current_block): Remove.
85 (nonnull_local): Likewise.
86 (nonnull_killed): Likewise.
87 (invalidate_nonnull_info): Take a null_pointer_info as input.
88 (delete_null_pointer_checks_1): New function.
89 (delete_null_pointer_checks): Use it.
91 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
92 (split_edges): Likewise.
93 (schedule_block): Likewise.
94 (compute_block_backward_dependencies): Likewise.
95 (schedule_region): Likewise.
96 (schedule_insns): Likewise.
98 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
100 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
101 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
102 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
103 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
104 * jump.c (delete_unreferenced_labels): Don't delete if
105 LABEL_ALTERNATE_NAME is set.
106 * print-rtl.c (print_rtx): Dump alternate name.
107 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
108 * rtl.h (LABEL_ALTERNATE_NAME): Define.
109 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
110 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
112 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
114 * fix-header.c (recognized_extern, recognized_function): Constify
117 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
118 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
119 (compute_available): Remove unused variable `last'.
120 (compute_nearerout): Remove unused variable `temp_bitmap'.
121 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
122 Remove unused variable `x'.
124 * scan.h (recognized_function, recognized_extern): Constify a
127 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
129 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
131 * varasm.c (decode_rtx_const): Use XSTR to access the string
134 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
136 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
138 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
140 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
142 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
144 * pa.c (ireg_operand): New function.
145 * pa.h (PREDICATE_CODES): Handle ireg_operand.
146 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
147 Fix out of date comment.
149 * pa.md (negdi2): Turn into expander + anonymous pattern.
151 * reload.c (find_reloads): Fix typos in recent change.
153 * dwarf2out.c: Do not include ctype.h.
155 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
157 * regclass.c (record_reg_classes): Always use may_move_cost when
158 seeing how operand fits with various register classes.
160 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
162 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
163 * toplev.c: Revert Nov 1 13:22 change.
165 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
167 * config/pa/pa.md (height reduction patterns): Add checks for
168 overlapping operands to avoid semantic-destroying splits for
169 height reduction patterns.
171 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
173 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
174 have been an hyphen, fixed.
175 * configure: Rebuilt.
177 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
179 * config/arm/tpe.h: Add prototypes for exported functions.
180 * config/arm/pe.c: Fix compile time warnings.
181 * config/arm/semi.h: Fix compile time warnings.
182 * config/arm/arm.c: Fix compile time warnings.
183 * config/arm/arm.h: Fix compile time warnings.
184 * config/arm/arm.md: Fix compile time warnings.
185 * config/arm/thumb.c: Fix compile time warnings.
186 * config/arm/thumb.h: Fix compile time warnings.
187 * config/arm/thumb.md: Fix compile time warnings.
189 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
191 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
194 * unroll.c (unroll_loop): Remove LOOP notes when loop is
197 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
199 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
201 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
203 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
204 * rtl.h (rtx_equal_p): Move prototype.
205 * rtl.c (rtx_equal_function_value_matters): Move from
207 (rtx_equal_p): Likewise.
208 * rtlanal.c (rtx_equal_function_value_matters): Delete.
209 (rtx_equal_p): Likewise.
211 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
213 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
216 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
218 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
220 * pa.h (ADDR_VEC_ALIGN): Define.
222 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
223 notes when presented with "if (foo) break; end_of_loop" and
224 the break sequence gets moved out of the loop.
226 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
227 Remove explicit zero initializations of entries within MAP.
229 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
231 * reg-stack.c (convert_regs_1): Handle EH edges specially.
233 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
235 * bitmap.h (BITMAP_XMALLOC): New macro.
236 * flow.c (CLEAN_ALLOCA): Remove.
237 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
238 (life_analysis): Likewise.
239 (update_life_info): Don't use CLEAN_ALLOCA.
240 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
241 (calculate_global_regs_live): Likewise.
242 (print_rtl_with_bb): Likewise.
243 (verify_flow_info): Likewise.
244 * global.c (global_alloc): Likewise.
245 (global_conflicts): Likewise.
246 * integrate.c (save_for_inline_nocopy): Likewise.
247 (expand_inline_function): Likewise.
248 * jump.c (jump_optimize_1): Likewise.
249 (duplicate_loop_exit_test): Likewise.
250 (thread_jumps): Likewise.
251 * loop.c (loop_optimize): Likewise.
252 (combine_givs): Likewise.
253 (recombine_givs): Likewise.
254 * reorg.c (dbr_schedule): Likewise.
255 * unroll.c (unroll_loop): Likewise.
257 * combine.c (combine_instructions): Use xmalloc instead of alloca.
259 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
261 * toplev.c (rest_of_compilation): Don't optimize the CFG
262 when rebuilding, just before dbr.
264 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
266 * output.h (assemble_end_function, assemble_destructor,
267 assemble_constructor, assemble_gc_entry, assemble_global,
268 assemble_label, output_constant_pool) Constify a char*.
270 * varasm.c (assemble_destructor, assemble_constructor,
271 assemble_gc_entry, assemble_end_function, assemble_global,
272 assemble_label, output_constant_pool): Likewise.
274 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
276 * config/arm/thumb.c (thumb_expand_prologue): Add comments
277 explaining what is goin on in this function.
279 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
281 * regclass.c (record_reg_classes): In matching case, recompute
282 costs since the direction of movement is different.
284 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
286 * resource.c (mark_target_live_regs): For unconditional branches,
287 the resources found at the branch target should be added to the
288 resources found so far, not intersected.
290 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
292 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
294 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
295 (sys/mman.h): Include this file only if #HAVE_MMAP.
296 (run_compiles): Initialize `esac_fmt' with one old KR string, not
297 with automatically concatenated ANSI strings.
299 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
301 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
302 (DIV_ROUND_UP): Robustify.
303 (ggc_recalculate_in_use_p): New function.
304 (release_pages): Don't inline it.
305 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
307 (ggc_pop_context): Use ggc_recalculate_in_use_p.
308 (clear_marks): Always save in_use_p.
309 (sweep_pages): Use ggc_recalculate_in_use_p.
310 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
311 Release pages before counting statistics.
313 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
315 * toplev.c (rest_of_compilation): Fix thinko in this change:
317 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
319 (rest_of_compilation): If inside an inlined external function,
320 pretend we are just being declared.
322 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
324 * flow.c (calculate_global_regs_live): Fix thinko.
326 * integrate.c (expand_inline_function): Fix bugs in previous
327 change from Oct 28, 1999.
329 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
331 * stmt.c (expand_value_return): Fix typo in this change:
333 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
334 (expand_value_return): Correctly convert VAL when promoting function
335 return; support RETURN_REG being a PARALLEL.
337 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
339 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
341 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
343 * hard-reg-set.h (reg_names): Constify a char*.
345 * regclass.c (reg_names): Likewise.
347 * regs.h (reg_names): Likewise
349 * a29k/a29k.c (reg_names): Delete declaration.
351 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
353 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
354 arc_output_function_epilogue): Likewise.
356 * elxsi/elxsi.c (reg_names): Likewise.
358 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
360 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
363 * m88k/m88k.c (output_function_profiler): Likewise.
365 * sparc/sparc.c (sparc_flat_output_function_prologue,
366 sparc_flat_output_function_epilogue): Likewise.
368 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
370 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
371 warning from -Wuninitialized and put it under -W.
372 * function.c (uninitialized_vars_warning): Warn only when the
373 corresponding flag is set.
375 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
377 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
378 is nonzero and the single set does not have an elt, then assign
381 * simplify-rtx.c: New file.
382 * Makefile.in (OBJS): Add simplify-rtx.o
383 (simplify-rtx.o): Add dependencies.
384 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
385 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
386 (cse_gen_binary, simplify_unary_operation): Delete.
387 (simplify_binary_operation, simplify_plus_minus): Likewise.
388 (check_fold_consts, simplify_relation_operation): Likewise.
389 (simplify_ternary_operation): Likewise.
390 (delete_trivially_dead_insns): Simplify the contents of the
391 REG_EQUAL note before trying to substitute it into the source
392 of the reg-reg copy at the end of a libcall sequence.
394 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
395 references/callers changed.
397 * mn10200.c (mn10200_va_arg): Force the return value into a
400 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
402 * cccp.c (macroexpand): Avoid out of range accesses for omitted
405 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
407 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
409 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
411 * fold-const.c (fold): Fix thinko when optimizing comparisons
414 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
416 * gcc.texi (Passes): Update front-end files to their current
419 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
421 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
422 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
423 (PREDICATE_CODES): Add addition_operation.
424 * alpha-protos.h (addition_operation): Declare.
425 (secondary_reload_class): Likewise.
426 * alpha.c (addition_operation): New.
427 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
428 * alpha.md (adddi3): Turn into expander.
429 (*lda, *adddi_2): New.
430 (movsf, movdf patterns): Don't preference integer regs.
431 (movsi, movdi patterns): Don't preference fp regs.
433 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
435 * genrecog.c (write_switch): Check for duplicate CODE cases.
437 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
439 * ggc-common.c: Update pre-function commentary.
440 * ggc-page.c: Likewise.
442 (poison_pages): Use memset directly.
443 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
444 (ggc_collect): Poison before sweeping.
445 * ggc-simple.c: Update pre-function commentary.
446 (ggc_alloc_obj): Poison non-zeroed memory.
448 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
450 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
451 match format string, even on 64-bit hosts.
452 * gcc-page.c (ggc_page_print_statistics): Likewise.
454 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
456 * config/i386/i386.c (ix86_cpu): Revert last patch.
457 * config/i386/i386.h (ix86_cpu): Ditto.
459 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
461 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
462 TYPE_SIZE, convert type of result to sizetype.
464 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
466 * flow.c (count_or_remove_death_notes): Equate NULL with the
469 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
470 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
473 * i386.c (pic_label_no): Delete.
474 (ix86_attr_length_default): Don't use single_set to peek
477 * recog.c (peephole2_optimize): Allow recog_next_insn to index
478 the first insn after bb->end.
479 * i386.md (push mem peeps): Scratch is live after evaluation
481 (cmp mem peep): Similarly.
483 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
485 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
486 * function.c (pad_to_arg_alignment): Add missing braces.
488 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
490 * alpha/alpha-protos.h (literal_section): Add prototype.
491 (alpha_need_linkage, alpha_start_function,alpha_end_function):
494 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
496 (alpha_start_function, alpha_end_function, float_strings,
497 alpha_need_linkage): Constify a char*
499 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
501 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
503 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
505 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
507 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
509 * flow.c (debug_flow_info): Add prototype.
511 * gcc.c (main): Likewise.
513 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
516 * reload1.c (failed_reload, set_reload_reg): Likewise.
518 * mips-tfile.c (main): Likewise.
519 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
520 with ATTRIBUTE_NORETURN.
522 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
524 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
525 DECL is not a memory ref.
527 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
529 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
530 * config/i386/i386.c (ix86_cpu): Add extern attribute.
532 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
534 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
535 * config/mips/elf64.h: ditto.
537 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
539 * expr.c (emit_push_insn): New argument alignment_pad.
540 Update all callers. Adjust stack pointer based on alignment pad.
541 * function.c (pad_to_arg_alignment): New argument alignment_pad.
542 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
543 (locate_and_pad_parm): New argument alignment_pad. Update all
545 * expr.h (emit_push_insn): Update prototype.
546 (locate_and_pad_parm): Update prototype.
547 * calls.c (arg_data): Add new field alignment_pad.
548 (initialize_argument_information): Initialize alignment_pad.
550 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
552 * except.c (free_eh_nesting_info): Free the info itself.
553 * function.c (free_after_compilation): Don't free NULL.
554 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
555 (pre_edge_insert): Free inserted.
556 * stmt.c (free_stmt_status): Don't free NULL.
558 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
560 * gcov.c (DIR_SEPARATOR): Provide default.
561 (output_data): Add test for MS-DOS format absolute filename.
562 (fancy_abort): Correct program name.
563 (open_files): Open all files in binary mode.
564 * libgcc2.c (__bb_exit_func): Likewise.
566 * profile.c (init_branch_prob): Specify binary when opening files.
568 * flags.h (flag_unwind_tables): New decl.
569 * toplev.c (flag_unwind_table): New definition.
570 (f_options): Add -funwind-tables.
571 (decode_g_option): Clarify warning when unknown -g option is given.
572 (rest_of_compilation): If inside an inlined external function,
573 pretend we are just being declared.
575 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
576 (dwarf2out_frame_finish): Likewise.
578 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
580 * fold-const.c (merge_ranges): In not in0, but in1, handle
581 upper bounds equal like subset case.
583 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
585 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
586 passed in a register but moved to the stack.
588 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
590 * gcc.c (pass_exit_codes, greatest_status): New variables.
591 (struct option_map): Add entry for "--pass-exit-codes".
592 (execute): Update greatest_status if error.
593 (display_help): Add documentation for -pass-exit-codes.
594 (process_command): Handle -pass-exit-codes.
595 (main): Look at pass_exit_codes and greatest_status on call to exit.
597 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
599 * reload.c (find_reloads): Refine test for no input reload
600 case to not includes reloads emitted after insn.
602 * function.c (find_temp_slots_from_address): Handle sum involving
603 a register that points to a temp slot.
604 (update_temp_slot_address): Make recursive call if both old and
605 new are PLUS with a common operand.
606 * calls.c (expand_call): Mark temp slot for result as having
609 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
611 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
612 component as well as "BINUTILS".
614 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
615 * integrate.c (copy_rtx_and_substitute): Likewise.
616 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
618 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
620 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
621 gdb extensions, write size of type; also be more consistent
622 in using references when this is a subtype.
624 * pa.md (extv, extzv, insv): Use define_expand to reject constant
625 that is out of range.
627 * loop.c (unknown_constant_address_altered): New variable.
628 (prescan_loop): Initialize it.
629 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
630 (invariant_p, case MEM): Remove handling for volatile and readony;
631 check new variable if readonly.
632 (check_dbra_loop): Chdeck unknown_constant_address_altered.
634 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
635 (addr_affects_sp_p): Removed from note_mem_written and only
636 define #ifdef AUTO_INC_DEC.
638 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
640 * regclass.c (record_reg_classes): Properly handle register move
643 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
644 Don't think valid if both operands are invalid.
645 (struct constant_descriptor): New field RTL.
646 (mark_const_hash_entry): Mark it.
647 (record_constant{,_rtx}): Initialize it.
648 (output_constant_def): Allocate RTL in permanent obstack and
650 ({record,compare}_constant_1): Modes must match for
651 CONSTRUCTOR of ARRAY_TYPE.
653 * c-common.h (initializer_constant_valid_p): Delete decl from here.
654 * output.h (initializer_constant_valid_p): Move decl to here.
655 * c-common.c (initializer_constant_valid_p): Delete function from here.
656 * varasm.c (initializer_constant_valid_p): Move function to here.
658 * tree.h (STRIP_SIGN_NOPS): New macro.
659 * fold-const.c (optimize_minmax_comparison): New function.
660 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
661 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
662 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
663 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
664 widening conversions.
665 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
666 to look at size of mode, not precision of type; also add missing cases.
667 (optimize_bit_field_compare, decode_field_reference): Don't try to
668 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
670 * dwarf2out.c (ctype.h): Include.
671 (dwarf2out_set_demangle_name_func): New function.
672 (size_of_line_info): Deleted.
673 (output_line_info): Compute size of line info table from difference
675 (base_type_die, add_name_attribute): Call demangle function, if any.
676 (field_byte_offset): Use bits per word for variable length fields.
677 (gen_array_type_die): Add array name.
678 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
679 (dwarf2out_add_library_unit_info): New function.
681 * explow.c (set_stack_check_libfunc): New function.
682 (stack_check_libfunc): New static variable.
683 (probe_stack_range): Allow front-end to set up a libfunc to call.
685 * combine.c (simplify_comparison): When making comparison in wider
686 mode, check for having commuted an AND and a SUBREG.
687 (contains_muldiv): New function.
688 (try_combine): Call it when dividing a PARALLEL.
689 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
690 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
692 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
693 use one of the CLOBBERs instead.
694 (if_then_else_cond): If comparing against zero, just return thing
697 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
698 Don't generate shifts and subtract if have conditional arithmetic.
700 * rtl.h (delete_barrier): New declaration.
701 * jump.c (jump_optimize): Set up to handle conditional call.
702 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
703 (delete_barrier): New function.
705 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
707 * recog.c (nonmemory_operand): Accept ADDRESSOF.
709 * tree.c (build_type_attribute_variant): Push to obstack of
710 ttype around type_hash_canon call.
712 * expr.c (placeholder_list): Move decl to file scope.
713 (expand_expr): Don't force access to volatile just because its
715 If ignoring reference operations, just expand the operands.
716 (expand_expr, case COMPONENT_REF): Propagate
717 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
718 Refine test for using bitfield operations vs pointer punning.
719 (expand_expr, case CONVERT_EXPR): If converting to
720 BLKmode UNION_TYPE from BLKmode, just return inner object.
721 Use proper mode in store_field call.
722 Properly set sizes of object to store and total size in store_field
723 call for convert to union.
724 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
725 memory (like for ADDR_EXPR). Also, don't put constant in register if
726 we'll want it in memory.
727 (readonly_fields_p): New function.
728 (expand_expr, case INDIRECT_REF): Call it if LHS.
729 (expand_assignment): Handle a RESULT_DECL where
730 DECL_RTL is a PARALLEL.
731 (do_jump, case WITH_RECORD_EXPR): New case.
732 (get_inner_reference): Always go inside a CONVERT_EXPR
733 and NOP_EXPR if both modes are the same.
734 (store_field): Use bitfield operations if size of bitsize is not same
735 as size of RHS's type.
736 Check for bitpos not a multiple of alignment in BLKmode case.
737 Do block move in largest possible alignment.
738 (store_constructor): Set BITSIZE to -1 for variable size and properly
739 in case of array of BLKmode.
740 (expand_expr_unaligned): New function.
741 (do_compare_and_jump): Call it.
743 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
744 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
745 does not include 'o'.
747 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
748 both SET_DEST and SET_SRC reference a virtual register.
749 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
751 * integrate.c (expand_inline_function): Handle case of setting
752 virtual stack vars register (from built in setjmp); when parameter
753 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
754 (subst_constant): Add new parm, MEMONLY.
755 (expand_inline_function, integrate_parm_decls): Pass new parm.
756 (integrate_decl_tree): Likewise.
757 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
758 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
759 (copy_rtx_and_substitute, case SET): Add explicit calls to
760 copy_rtx_and_substitute for both sides.
762 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
764 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
765 within INDEX_TYPE, instead of before.
766 (fixup_gotos): Use f->target_rtl, not the next insn,
767 since latter may be from a later fixup.
768 (expand_value_return): Correctly convert VAL when promoting function
769 return; support RETURN_REG being a PARALLEL.
770 (expand_return): When checking for result in regs and having
771 cleanup, consider PARALLEL in DECL_RTL as being in regs.
773 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
775 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
776 last_nominal_fname): Mark const.
777 (struct include_hash: name, nshort, control_macro): Mark
779 (struct macrodef: symnam): Mark const.
780 (struct if_stack: fname): Mark const.
781 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
782 (IStable): New character-syntax array which encompasses all
783 the old is_foo arrays.
784 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
785 is_space): New macros for interrogating IStable.
786 (check_macro_name): Kill last argument. All callers changed.
788 * cppinit.c (initialize_char_syntax): Delete.
789 (is_idchar, is_idstart, is_hor_space, is_space,
790 trigraph_table): Delete.
791 (IStable): New. Initialize with clever macros to avoid
792 information duplication.
793 (builtin_array): Table of builtins to get rid of explicit list
794 in initialize_builtins.
795 (initialize_builtins): Use builtins_array.
796 (cpp_start_read): Call init_IStable, and set IStable['$'] if
797 opts->dollars_in_ident.
799 * cppexp.c: Change all refs to is_xyz[] arrays to use new
801 (cpp_parse_expr): Avoid 'format string is not constant'
802 warning. Use ISGRAPH to identify printable chars.
803 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
805 (read_and_prescan): Map trigraphs to chars with open-coded
806 if-else-if-... sequence, not a lookup table.
807 * cpphash.c: Change all refs to is_xyz[] arrays to use new
809 * cpplib.c: Change all refs to is_xyz[] arrays to use new
810 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
811 (check_macro_name): Remove ability to report an invalid
812 assertion name, which is never used.
813 (do_line): Constify a couple of char *'s.
814 * cppmain.c (main): Call cpp_cleanup before returning.
816 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
818 * ggc.h (struct ggc_statistics): New type.
819 (ggc_get_size): New function.
820 (ggc_print_statistics): Likewise.
821 * ggc-common.c (ggc_stats): New variable.
822 (ggc_mark_rtx_children): Keep statistics.
823 (ggc_mark_tree_children): Likewise.
824 (ggc_print_statistics): New function.
825 * ggc-page.c (struct globals): Add bytes_mapped field.
826 (alloc_anon): Update it.
827 (release_pages): Likewise.
828 (ggc_get_size): New function.
829 (ggc_page_print_statistics): New function.
830 * ggc-simple.c (ggc_get_size): New function.
832 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
834 * flow.c (propagate_block): When the last reference to a label
835 before an ADDR_VEC is deleted because the reference is a dead
836 store, delete the ADDR_VEC.
838 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
840 * resource.c (find_free_register): Don't use the frame pointer
841 if frame_pointer_needed.
843 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
845 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
846 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
848 * config/i960/i960.c (i960_va_start): New locals base, num.
849 Use INDIRECT_REF instead of ARRAY_REF on valist.
850 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
852 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
854 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
856 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
858 * tree.def (PLACEHOLDER_EXPR): Update comments.
860 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
862 * c-common.c (check_format_info): Avoid non-literal format string
863 warnings when `first_arg_num' is zero.
865 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
867 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
869 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
871 * arm.md (casesi_insn): Add a clobber of the condition code
874 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
876 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
877 used by both cc1 and cc1plus.
879 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
881 * config/arm/arm.c: Initialise arm_structure_size_boundary to
882 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
883 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
884 to the value 32 if it has not already been defined.
885 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
886 Override definition in arm.h with a value of 8.
888 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
890 * c-pragma.c (push_alignment): Don't check the return value
893 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
895 * sparc.h (ADJUST_COST): Fix thinko.
897 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
899 * cccp.c (rescan): Fixed obp pointer handling around call to
900 check_expand subroutine.
902 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
904 * gcse.c (delete_null_pointer_checks): Only record non-null info
905 for pseudos when examining stores.
907 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
908 splitters for these patterns. Use "#" for output templates.
909 (addsi3_carryin_shift): New pattern.
911 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
913 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
914 of the function return register into a plain REG until
915 after function inlining is done.
917 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
919 * jump.c (jump_optimize_1): If we did cross-jumping, and
920 the data will matter, rebuild the CFG.
921 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
922 not optimizing. Don't run shorten_branches.
923 * toplev.c (rest_of_compilation): Run shorten_branches after
926 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
928 * rtl.h (note_stores): Add additional paramter.
929 * rtlanal.c (reg_set_p_1): Take additional paramter.
930 (reg_set_last_1): Likewise.
931 (reg_set_p): Adjust call to note_stores.
932 (reg_set_last): Likewise.
933 (note_stores): Pass data parameter to worker function.
934 * alias.c (record_set): Take additional parameter.
935 (init_alias_analysis): Pass it.
936 * caller-save.c (mark_set_regs): Take additional parameter.
937 (save_call_clobbered_regs): Pass NULL to note_stores.
938 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
940 (record_dead_and_set_regs_1): Likewise.
941 (reg_dead_at_p_1): Likewise.
942 (combine_instructions): Adjust calls to note_stores.
943 (try_combine): Likewise.
944 (record_dead_insn): Remove.
945 (record_dead_and_set_regs): Adjust calls to note_stores.
946 (reg_dead_at_p): Likewise.
947 * cse.c (invalidate_skipped_set): Take additional parameter.
948 (cse_check_loop_start): Likewise.
949 (cse_check_loop_start_value): Remove.
950 (cse_set_around_loop): Adjust calls to note_stores.
951 * flow.c (notice_stack_pointer_modification): Take additional
952 parameter. Remove duplicate declaration.
953 (record_volatile_insns): Adjust calls to note_stores.
954 * gcse.c (record_set_info): Take additional parameter.
955 (record_last_set_info): Likewise.
956 (invalidate_nonnull_info): Likewise.
957 (record_set_insn): Remove.
958 (compute_sets): Adjust calls to note_stores.
959 (last_set_insn): Remove.
960 (compute_hash_table): Adjust calls to note_stores.
961 (insert_insn_end_bb): Likewise.
962 (delete_null_pointer_checks): Likewise.
963 * global.c (mark_reg_store): Take additional parameter.
964 (mark_reg_clobber): Likewise.
965 (reg_becomes_live): Likewise.
966 (global_conflicts): Adjust calls to note_stores.
967 (build_insn_chain): Likewise.
968 * integrate.c (note_modified_parmregs): Take additional parameter.
969 (mark_stores): Likewise. Make it static.
970 (save_for_inline_nocopy): Adjust calls to note_stores.
971 (try_constants): Likewise.
972 * integrate.h (mark_stores): Remove declaration.
973 * jump.c (mark_modified_reg): Take additional parameter.
974 (thread_jumps): Adjust calls to note_stores.
975 * local-alloc.c (validate_equiv_mem_from_store): Take additional
977 (no_equiv): Likewise.
978 (reg_is_set): Likewise.
979 (validate_equiv_mem): Adjust calls to note_stores.
980 (update_equiv_regs): Likewise.
981 (block_alloc): Likewise.
982 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
983 (note_addr_stored): Take additional parameter.
984 (note_set_pseudo_multiple_uses): Likewise.
985 (record_initial): Likewise.
986 (prescan_loop): Adjust calls to note_stores.
987 (strength_reduce): Likewise.
988 (check_dbra_loop): Likewise.
989 * regmove.c (flags_set_1): Take additional paramter.
990 (mark_flags_life_zones): Adjust calls to note_stores.
991 * reload1.c (mark_not_eliminable): Take additional parameter.
992 (forget_old_reloads_1): Likewise.
993 (reload_cse_invalidate_rtx): Likewise.
994 (reload_cse_check_clobber): Likewise.
995 (reload_combine_note_store): Likewise.
996 (move2add_note_store): Likewise.
997 (reload): Adjust calls to note_stores.
998 (reload_as_needed): Likewise.
999 (emit_reload_insns): Likewise.
1000 (reload_cse_regs_1): Likewise.
1001 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1002 (reload_combine): Adjust calls to note_stores.
1003 * resource.c (update_live_status): Take additional paramter.
1004 (mark_target_live_regs): Adjust calls to note_stores.
1005 * stupid.c (find_clobbered_regs): Take additional parameter.
1006 (stupid_life_analysis): Adjust calls to note_stores.
1008 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1010 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1013 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1016 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1017 of the variable arm_structure_size_boundary.
1019 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1021 * alias.c (init_alias_analysis): Allocate reg_known_value and
1022 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1024 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1025 * cse.c (cse_main): Call end_alias_analysis.
1026 * haifa-sched.c (schedule_insns): Likewise.
1027 * local-alloc. (update_equiv_regs): Likewise.
1028 * reload1.c (reload_cse_regs): Likewise.
1030 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1032 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1033 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1034 mapping from MASK_FPU.
1036 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1038 * sparc.md (call): Don't bound structure return size to 0xfff.
1040 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1042 * resource.c (mark_target_live_regs): Check that the target
1043 insn wasn't created after compute_bb_for_insn.
1045 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1047 * ggc-page.c (poison_pages): Don't be overzealous.
1049 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1051 * alias.c: Update comments for ADDRESS.
1052 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1053 it is a local memory reference.
1055 * c-typeck.c (build_function_call): Check that the built-in
1056 function is of class BUILT_IN_NORMAL before trying to recongize
1058 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1059 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1061 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1063 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1065 (pre_gcse): Likewise.
1066 (hoist_expr_reaches_here_p): Likewise.
1067 (hoist_code): Likewise.
1068 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1070 (pre_expr_reaches_here_p_work): ... here.
1071 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1073 (expr_reaches_here_p_work): ... here.
1075 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1077 * resource.c (find_basic_block): Delete.
1078 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1079 (init_resource_info): Call compute_bb_for_insn.
1081 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1083 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1084 with already adjacent blocks, but no fallthru.
1085 (merge_blocks_move_successor_nojumps): Simplify.
1086 (debug_flow_info): New.
1088 * toplev.c (rest_of_compilation): Open jump1 dump file before
1089 jump and close after, as opposed to just using dump_rtl.
1091 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1093 * reload.h (earlyclobber_operand_p): Declare.
1094 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1095 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1096 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1097 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1099 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1100 Richard Henderson <rth@cygnus.com>
1102 * emit-rtl.c (emit_block_insn_before): New.
1103 (emit_block_insn_after): New.
1104 * basic-block.h: Declare them.
1106 * bitmap.h: Protect from multiple inclusion.
1108 * recog.c (scratch_operand): Handle VOIDmode correctly.
1110 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1112 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1113 * function.c (assign_parms): Likewise.
1114 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1116 * reg-stack.c (max_uid): Remove.
1117 (blocks, block_begin, block_end, block_drops_in): Remove.
1118 (block_stack_in, block_out_reg_set, block_number): Remove.
1119 (struct block_info_def, BLOCK_INFO): New.
1120 (enum emit_where): New.
1121 (current_block): New.
1122 (BLOCK_NUM): Remove.
1123 (mark_regs_pat, record_label_references): Remove.
1124 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1126 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1127 (reg_to_stack): Simplified test for existance of fp code. Use
1128 flow.c code. Call shorten_branches after cross-jump opt.
1129 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1130 Return false if the asm doesn't use stack regs. Don't do life
1131 analysis on the asm.
1132 (emit_pop_insn): Replace function pointer arg `when' with
1133 enum `where'. Update all callers.
1134 (change_stack): Likewise. Update basic block end.
1135 (emit_swap_insn): Use current_block->head to limit reverse search
1136 for start of block. Use emit_block_insn_after.
1137 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1138 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1139 structure assignment instead of bcopy.
1141 (convert_regs_entry, convert_regs_exit): New.
1142 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1143 Work on basic blocks and the CFG.
1144 (convert_regs): Use them.
1146 * i386.c (output_fix_trunc): Remove code for DImode input operand
1147 not at top-of-stack.
1148 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1150 (fix_truncdi_1): Allow any mode scratch.
1152 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1154 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1155 * linux.h, netbsd.h, vms.h: Not here.
1157 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1159 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1160 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1161 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1162 CONDITIONAL_REGISTER_USEAGE): Use them.
1163 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1164 gen_conditional_branch,override_options) : Use them.
1165 * config/mips/mips.md : Use them.
1167 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1169 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1171 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1173 * integrate.c (function_cannot_inline_p): Don't allow inlining
1176 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1178 * c-parse.in (cast_expr): Constify.
1180 * cccp.c (special_symbol): Likewise.
1182 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1184 * dwarf2out.c (base_type_die): Likewise.
1186 * global.c (allocno_compare): Likewise.
1188 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1190 * regclass.c (fix_register): Likewise.
1192 * rtl.h (fix_register): Likewise.
1194 * stupid.c (stupid_reg_compare): Likewise.
1196 * toplev.c (decode_f_option): Likewise.
1198 * tree.c (build_complex_type): Likewise.
1200 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1202 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1204 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1206 * reload.c (find_reloads): Compute mode and nregs fields of all
1208 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1209 (calculate_needs): Use precomputed mode/nregs values.
1210 (allocate_reload_reg): Likewise.
1212 (failed_reload, set_reload_reg): ... new functions.
1213 (choose_reload_regs_init): New function, mostly broken out from...
1214 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1215 Also lose one #if 0 block.
1217 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1219 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1222 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1224 * tree.h (BLOCK_TYPE_TAGS): Remove.
1225 (BLOCK_END_NOTE): Likewise.
1226 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1227 (BLOCK_LIVE_RANGE_START): Likewise.
1228 (BLOCK_LIVE_RANGE_END): Likewise.
1229 (tree_block): Remove live_range_flag, live_range_var_flag, and
1230 type_tags. Remove end_note, live_range_start, and live_range_end.
1231 (remember_end_note): Remove prototype.
1232 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1233 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1235 * ggc-common.c (ggc_mark_tree_children): Don't mark
1236 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1237 * integrate.c (adjust_copied_decl_tree): Remove.
1238 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1239 * stmt.c (last_block_end_note): Remove.
1240 (init_stmt): Don't add a GC root for it.
1241 (expand_fixup): Don't set it.
1242 (remember_end_note): Remove.
1243 (expand_end_bindings): Don't set last_block_end_note.
1245 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1247 * reload1.c (reload_reg_free_for_value_p): Show
1248 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1251 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1253 * expmed.c (extract_bit_field): Allow for the case of non-integer
1254 objects that are smaller than a word (like SFmode on a 64-bit
1257 * loop.c (basic_induction_var): A non-integer variable which is
1258 being set by a paradoxical subreg is probably not a biv.
1260 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1262 * prefix.c (translate_name) Check for empty prefix string.
1264 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1266 * Makefile.in (CPP_CROSS_NAME): New variable.
1267 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1269 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1270 names of the files to be uninstalled.
1272 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1274 * collect2.c (IS_DIR_SEPARATOR): Define.
1275 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1277 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1280 * haifa-sched.c (add_dependence): Update the true dependency
1281 cache the first time we add a true dependence to the LOG_LINKS chain.
1283 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1285 * fold-const.c (fold): Fix comment.
1287 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1289 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1290 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1291 dbxout_start_new_source_file, dbxout_source_file,
1292 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1293 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1295 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1296 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1297 (dbxout_block): Initialize variable `blocknum'.
1299 * dbxout.h (dbxout_init, dbxout_finish,
1300 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1301 dbxout_args, dbxout_source_line): Constify a char*.
1303 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1304 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1305 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1306 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1307 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1308 src_info_attribute, mac_info_attribute, producer_attribute,
1309 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1310 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1311 dwarfout_undef): Constify a char*.
1312 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1314 * dwarfout.h (dwarfout_define, dwarfout_undef,
1315 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1317 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1319 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1320 (MULTILIB_ISA_DEFAULT): New.
1321 (MULTILIB_DEFAULTS): Use it.
1322 * config/mips/mips.c (): Remove the now unnecessary definition
1323 of MIPS_ISA_DEFAULT.
1324 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1325 unnecessary definition.
1327 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1329 * arm.md (pic_load_addr): Add constraints to operand 1.
1331 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1333 * fixinc/genfixes: Provide a means for specifying -D options to
1336 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1338 * arm.c (arm_override_options): Correct initialization of
1339 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1340 arm_is_strong, and arm_is_6_or_7.
1342 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1343 (note_set_pseudo_multiple_uses): New function.
1344 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1345 if a pseudo set in the loop exit is used elsewhere.
1347 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1349 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1351 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1353 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1354 a single load-address pattern.
1356 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1358 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1359 depending on whether or not line-number notes are present.
1361 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1363 * cccp.c (progname, file_buf, default_include, include_file,
1364 macrodef, definition, hashval, wchar_type, user_label_prefix,
1365 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1366 expand_to_temp_buffer, is_system_include, base_name,
1367 absolute_filename, read_name_map, open_include_file,
1368 record_control_macro, check_precompiled, check_preconditions,
1369 pcfinclude, pass_thru_directive, create_definition,
1370 check_macro_name, comp_def_part, collect_expansion,
1371 check_assertion, read_token_list, assertion_install,
1372 assertion_lookup, eval_if_expression, conditional_skip,
1373 validate_else, skip_quoted_string, quote_string, macarg1,
1374 error_from_errno, install, lookup, hashf, dump_defn_1,
1375 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1376 check_white_space, rescan, handle_directive, monthnames,
1377 special_symbol, do_include, remap_include_file, write_output,
1378 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1379 do_ident, do_sccs, do_xifdef, skip_if_group,
1380 output_line_directive, macroexpand, macarg, change_newlines,
1381 initialize_builtins, make_definition): Constify a char*.
1383 * pcp.h (stringdef): Likewise.
1385 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1387 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1390 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1391 Richard Henderson <rth@cygnus.com>
1393 * alias.c: Include ggc.h.
1394 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1395 (record_set): Verify enough room in reg_base_value.
1396 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1397 Register it as a GC root.
1398 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1399 * Makefile.in (alias.o): Depend on ggc.h.
1401 * unroll.c (unroll_loop): Verify the insn before a barrier
1402 is a JUMP_INSN before checking JUMP_LABEL.
1404 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1406 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1407 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1408 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1409 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1410 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1411 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1413 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1415 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1417 * alpha/alpha-interix.h (text_section): Delete prototype.
1418 * alpha/elf.h (text_section): Likewise.
1419 * arm/linux-elf.h (text_section): Likewise.
1420 * arm/linux-telf.h (text_section): Likewise.
1421 * c4x/c4x.h (text_section): Likewise.
1422 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1423 * elfos.h (text_section): Likewise.
1424 * i386/aix386ng.h (text_section): Likewise.
1425 * i386/i386-interix.h (text_section): Likewise.
1426 * i386/sco5.h (text_section): Likewise.
1427 * i386/svr3gas.h (text_section): Likewise.
1428 * nextstep.h (text_section): Likewise.
1429 * psos.h (text_section): Likewise.
1430 * ptx4.h (text_section): Likewise.
1431 * svr3.h (text_section): Likewise.
1432 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1434 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1436 * final.c (peephole): Delete prototype.
1438 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1439 (pre_insert_copies): Remove unused variable `bb'.
1441 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1444 * output.h (peephole): Add prototype.
1446 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1448 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1451 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1453 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1454 for inlined declarations.
1456 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1458 * arm.c (logical_binary_operator): New fucntion.
1459 * arm.h (logical_binary_operator): Declare it.
1460 (PREDICATE_CODES): Handle logical_binary_operator.
1461 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1462 output constraints. Add appropriate splitters.
1463 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1464 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1465 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1467 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1469 * genoutput.c (struct operand_data): New elt eliminable.
1470 (output_operand_data): Write it.
1471 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1472 (compare_operands): Take it into account.
1473 * recog.h (struct insn_operand_data): New elt eliminable.
1474 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1476 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1477 (eliminate_regs): Move code that detects changes to elimination
1478 target regs into new function elimination_effects.
1479 Delete one #if 0 block.
1480 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1481 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1482 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1483 Only call eliminate_regs for real operands of the insn, not for parts
1484 of its structure or parts matched by things like match_operator.
1485 Use elimination_effects and check_eliminable_occurrences. Use
1486 copy_insn to duplicate the pattern when not in the final pass.
1488 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1490 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1493 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1495 * fixinc/README: document the "mach" machine matching test
1496 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1497 * fixinc/fixtests.c: Implement the #else/#endif label test
1498 * fixinc/inclhack.def: utilize these tests and fixes
1499 * fixinc/inclhack.sh: regen
1500 * fixinc/fixincl.x: regen
1501 * fixinc/fixincl.sh: regen
1503 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1505 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1508 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1510 * gcc.1: Document exit codes.
1512 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1514 * calls.c: Include tm_p.h later, so everything we need is defined.
1516 * function.c: Likewise.
1518 * except.c: Include tm_p.h.
1520 * sparc.c: Likewise.
1521 (dwarf2out_cfi_label): Don't prototype.
1522 (check_return_regs, epilogue_renumber,
1523 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1524 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1525 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1526 ultra_schedule_insn): Add static prototype.
1527 (data_segment_operand, text_segment_operand): Call itself with the
1528 proper number of arguments.
1529 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1531 * sparc.h: Move all declarations to sparc-protos.h.
1532 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1535 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1537 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1539 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1540 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1541 ASM_OUTPUT_ASCII): Constify a char*.
1543 * sparc-protos.h: New file for sparc prototypes.
1545 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1547 * function.c (record_insns, contains): Always declare and define.
1548 (record_insns): Mark with ATTRIBUTE_UNUSED.
1550 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1552 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1553 to .section when outputting a .bss section to deal with multiple
1554 .bss input sections (as happens with -fdata-sections)
1555 Also output %progbits, not @progbits so the assembler doesn't treat as
1557 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1559 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1560 thumb parts even when building with non-thumb CPUs, by forcing
1563 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1565 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1566 (movdf_const_intreg_sp64): Similarly.
1568 * local-alloc.c (update_equiv_regs): Check the correct insn
1569 for pre-existing REG_EQUIV notes.
1571 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1573 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1574 block reached by a branch if we're not going to actually process
1577 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1579 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1580 a local extern function declaration.
1582 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1584 * i386.c (ix86_expand_prologue): Properly wrap USE around
1585 reg for CALL_INSN_FUNCTION_USAGE.
1587 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1589 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1590 move between GP_REGs.
1592 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1594 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1595 the mode size when finding out if an offset is legal.
1597 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1599 * basic-block.h (PROP_*): Move constants from ...
1601 (compute_bb_for_insn): Free the array before reallocating.
1602 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1603 (allocate_reg_life_data): Reset all reg variables collected by
1605 (get_block_head_tail): Don't convert from bb to block.
1606 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1607 (find_insn_reg_weight): Take block not bb.
1608 (schedule_block): Don't set block num for moved insns.
1609 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1610 (schedule_insns): Do it here instead.
1611 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1612 before update_life_info.
1613 * recog.c (split_all_insns, peephole2_optimize): Update for
1614 new arg to update_life_info.
1615 * rtlanal.c (remove_note): Cope with NULL note.
1616 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1619 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1621 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1623 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1624 block records so that merge_blocks_nomove will clean up correctly.
1625 (split_edge): Handle casesi insns.
1627 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1629 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1631 * pa.md (call, call_value): Do not emit a blockage after restoring
1634 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1636 * c-typeck.c (c_expand_asm_operands): Fix typo.
1638 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1640 * arm.c (fpu_rhs_operand): Verify modes.
1641 (fpu_add_operand): Likewise.
1642 (di_operand): Likewise.
1643 (soft_df_operand): Likewise.
1645 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1647 * arm.c (arm_return_in_memory): APCS rules state that the elements
1648 of a structure returned in a register must be 'integer-like'.
1650 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1652 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1653 in the source tree when the generated targets are out of date
1654 * fixinc/genfixes: Alter it to run individual fixes for make.
1655 * fixinc/README: rewrite
1656 * fixinc/inclhack.def: moved initial comments to README
1658 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1660 * toplev.c (main): Do not generate an error message if an
1661 unrecognised command line switch is recognisable by another
1662 language. If extra_warnings are enabled, then generate a
1663 warning message instead.
1665 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1667 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1668 (insert_pack_attributes): Delete prototype.
1670 * c-pragma.c (default_alignment): New static variable.
1671 (push_alignment): Initialize to current effective alignment.
1672 (pop_alignment): Use to set new alignment.
1673 (insert_pack_attributes): Delete function.
1674 (handle_pragma_token): Set default_alignment as well each time
1675 a #pragma pack(<n>) is encountered.
1677 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1679 * reg-stack.c (stack_result): Aggregates are not returned in
1682 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1684 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1686 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1688 * basic-block.h (set_block_num): Declare.
1689 * flow.c (update_life_info): Don't call compute_bb_for_insn
1690 or free_basic_block_vars.
1691 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1692 (insn_orig_block): Remove.
1693 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1694 (schedule_block): Keep BLOCK_NUM up-to-date.
1695 (schedule_insns): Use compute_bb_for_insn.
1696 * recog.c (split_all_insns): Likewise.
1697 (peephole2_optimize): Likewise.
1699 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1701 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1702 if the pic register is used.
1704 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1706 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1707 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1708 if that tests TREE_PERMANENT.
1710 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1712 * cse.c (invalidate_for_call): Do not remove memory references from
1713 the table here. It's handled elsewhere.
1715 * haifa-sched.c (add_dependence): Protect references to the
1716 true dependency cache with #ifdef INSN_SCHEDULING.
1717 (remove_dependence): Similarly.
1719 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1720 to the cfg code that this is a return instruction.
1721 * mn10300.md (return_internal): Similarly.
1723 * combine.c (get_last_value): If the last set of a register
1724 is after subst_low_cuid, then we can not use it to determine
1725 the register's last value.
1727 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1729 * Makefile.in: Back out previous change.
1731 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1733 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1735 * haifa-sched.c (add_dependence): Only check/update the cache
1737 (remove_dependence): Likewise.
1738 (schedule_insns): Only create the true_dependency_cache if the
1739 average number of instructions in a basic block is very large.
1741 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1743 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1744 (ggc-simple.o): Likewise.
1745 (ggc-page.o): Likewise.
1747 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1749 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1750 Prototype for exported functions.
1751 (pre_lcm, pre_rev_lcm): Remove prototypes.
1752 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1753 (compute_available): Move to lcm.c, and change parameter order.
1754 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1755 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1756 (gcse_main): No longer call compute_preds_succs. Rebuild the
1757 set table after reach pre pass.
1758 (pre_insert_map, pre_delete_map, edge_list): New.
1759 (alloc_pre_mem): Allocate edge vectors.
1760 (free_pre_mem): Delete edge vectors.
1761 (compute_pre_data): Call new edge based lcm routines.
1762 (process_insert_insn): New function.
1763 (insert_insn_end_bb): Use it.
1764 (pre_edge_insert): New function.
1765 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1767 (pre_insert_copies): Revamp using new edge based lcm outputs.
1768 (pre_delete): Likewise.
1769 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1771 (compute_code_hoist_vbeinout): New new edge based routines.
1772 * lcm.c: Remove all the old LCM functions. Replace with new ones
1773 that work with the new cfg datastructures and work with edges
1776 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1778 * reload.h (struct reload): Add new fields "mode" and "nregs".
1779 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1780 to reference the "mode" and "nregs" field within struct reload.
1782 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1784 * haifa-sched.c (true_dependency_cache): New.
1785 (add_dependence): Use the true dependency cache to avoid expensive
1786 walks down the LOG_LINKS dependency list. Add entries to the
1788 (remove_dependence): Remove entries from the true dependency cache
1790 (schedule_insns): Allocate and initialize and free the true
1793 * haifa-sched.c (schedule_insns): Do not remove inter-block
1794 dependencies anymore.
1796 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1798 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1799 * i386/t-winnt: Likewise.
1801 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1803 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1805 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1807 * Makefile.in (LANGUAGES): Omit "proto".
1808 (clean): Remove stale comment about removing unprotoize.c.
1810 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1812 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1813 using arithmetic on void pointers.
1815 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1817 * haifa-sched.c (compute_block_forward_dependencies): Only check
1818 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1820 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1822 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1823 (expr_equiv_p): Reject memories with different alias sets.
1825 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1827 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1828 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1829 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1830 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1831 (lang_init): Set default for flag_bounds_check if still "unspecified".
1833 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1835 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1837 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1839 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1842 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1844 * config/c4x/c4x.md (*db_noclobber,
1845 *decrement_and_branch_until_zero_noclobber): New patterns and
1846 associated splitters.
1848 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1850 * config/c4x/c4x.md (parallel instruction patterns): Rework
1851 constraints to keep reload happy.
1853 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1855 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1856 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1857 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1858 Add new patterns and associated post-reload splitters.
1860 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1862 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1864 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1866 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1868 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1870 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1872 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1875 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1877 * pa.c (move_operand): Rely on memory_address_p to determine the
1878 validity of non-indexed memory addresses.
1879 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1880 operand in DFmode and SFmode when generating PA2.0 code.
1882 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1884 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1886 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1888 * mips.c (function_prologue): Fix argument types.
1889 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1890 (casesi_internal): Write to the scratch register.
1892 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1894 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1896 (parse_charconst): Delete unnecessary cast when calling
1898 (cpplib.h): Kill prototype of cpp_parse_escape.
1900 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1902 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1903 * unroll.c (unroll_loop): Cast return value of alloca.
1904 * i370/i370.c: Include function.h and toplev.h.
1905 (i370_label_scan): Remove c++ commented abort.
1906 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1907 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1908 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1909 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1911 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1913 * config/t-freebsd: Do not override USER_H.
1914 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1916 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1917 Mumit Khan <khan@xraylith.wisc.edu>
1919 * c-parse.in (component_decl): Support anonymous struct/union.
1921 * c-parse.y: Regenerate.
1922 * c-parse.c: Likewise.
1923 * objc/objc-parse.y: Likewise.
1924 * objc/objc-parse.c: Likewise.
1925 * c-decl.c (finish_struct): Don't sort the fields.
1926 (field_decl_cmp): Delete unused function.
1928 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1930 * sparc.md (movsf_const_intreg): Revert last constraint change.
1931 (movdf_const_intreg_sp32): Likewise.
1933 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1935 * cse.c: Include hashtab.h instead of splay-tree.h
1936 (struct cse_reg_info): No longer use variant union. Add new
1937 field "regno". All references changed to avoid union.
1938 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1939 (free_cse_reg_info): Remove.
1940 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1941 (get_cse_reg_info): Revamp to use expandable hash tables instead
1942 of splay trees. Initialize new fields in cse_reg_info structure.
1943 (new_basic_block): Similarly.
1945 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1947 * genrecog.c (message_with_line): Prototype.
1948 (validate_pattern): Pass along the set for the dest, not a flag.
1949 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1950 Check for PC/CC0 as sources.
1951 (nodes_identical): Check for children position match before
1952 allowing the combination.
1954 * rtl.c (read_rtx): Track line number across \\\n.
1956 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1958 * mips.h (SPECIAL_MODE_PREDICATES): New.
1959 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1960 (movdi+1, movsi+1): Add output reload constraint.
1961 (casesi_internal): Likewise. Fix commentary.
1962 (return_internal): Use pmode_register_operand.
1964 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1966 * 1750a.md (movstrqi): Add missing output reload constraint.
1967 (call_value): Likewise.
1968 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1969 (jmpfdec): Add missing inout reload constraint.
1970 * elxsi.md (addsi patterns): Add missing output reload constraint.
1971 (move from sp): Use @ alternates.
1972 (call_value): No constraint on output.
1973 * fr30.md (movsi_pop): Add missing output reload constraint.
1974 (movsf_constant_store): Likewise.
1975 (splits): Remove constraints.
1976 (subsi3): Add missing mode.
1977 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1978 (call_value): Likewise.
1979 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1980 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1981 * m32r.md (movsicc_internal): Add output reload constraint.
1982 (movstrsi_internal): Add inout reload constraints.
1983 * m88k.h (reg_names): Don't declare.
1984 (SPECIAL_MODE_PREDICATES): New.
1985 * m88k.md (*): Use register_operand not reg_or_0_operand
1987 * mn10200.h (PREDICATE_CODES): New.
1988 * ns32k.md (ffs pattern): Add output reload constraint.
1989 * pdp11.md (sob pattern): Add inout reload constraint.
1990 * sh.md (splits): Remove constraints.
1991 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1992 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1993 * vax.md (jgequ pattern): Add inout reload constraint.
1995 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1997 * configure.in (djgpp): Revert previous patch.
1998 * configure: Rebuit.
1999 * config/i386/djgpp.h: Revert previous patch.
2001 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2003 * fixinc/inclhack.def: Restore patch lost during last merge of
2004 "no_bogosity" branch.
2005 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2007 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2009 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2010 * fixinc/inclhack.def: Same.
2011 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2013 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2015 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2016 as the base of a PLUS.
2018 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2020 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2021 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2023 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2025 * pa.md (post_stw+1): Use pmode_register_operand.
2026 (dcacheflush, icacheflush): Likewise.
2028 * i386.md (movstricthi_1): Allow r/r.
2030 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2032 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2033 to (not (and (arg0) (arg1))). Similary for and.
2035 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2036 falltrought to assocate code.
2037 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2040 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2041 no bits in common; remove XOR to ROTATE conversion.
2043 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2045 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2047 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2049 * config/c4x/c4x.c (dst_operand): New.
2050 (PREDICATE_CODES): Update.
2051 * config/c4x/c4x.h (dst_operand): Declare it.
2052 * config/c4x/c4x.md: Define mode for each unspec usage.
2053 (move patterns): Use dst_operand predicate instead of src_operand.
2054 (movqi_update, movqf_update): Delete.
2056 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2058 * recog.c (pmode_register_operand): New.
2059 * recog.h: Declare it.
2060 * genrecog.c (pred_codes): Likewise.
2061 (special_mode_pred_table): Likewise.
2062 (validate_pattern): Don't warn no mode for address_operand.
2064 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2065 if the operand is not insn-like.
2067 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2068 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2070 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2072 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2074 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2075 instead of general_operand in a SET_DEST. Use const_double_operand
2076 instead of an explicit test against CONST_DOUBLE.
2077 (movsf_const_lo): Add missing register mode.
2078 (goto_handler_and_restore): Add auxiliary test for Pmode.
2079 (flush): Adjust to use address_operand.
2080 (return_sf_no_fpu): Add missing output constraint.
2082 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2084 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2085 for call return value.
2086 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2088 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2090 * toplev.c (main): Only warn about options for other languages.
2091 * collect2.c (main): Pass -w to sub-gcc.
2093 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2095 * flow.c (propagate_block): Add call-clobbered registers to
2098 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2099 zapping mem_set_list.
2100 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2101 (mark_set_1, mark_used_regs): Likewise.
2103 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2105 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2107 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2109 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2110 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2111 options. Also add a new item "C-only Warning Options" to the
2114 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2116 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2117 from multiple calls.
2119 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2121 * i386.md (call value patterns): Move to the end of the file.
2122 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2124 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2126 * configure.in (djgpp configuration): Define extra_objects..
2127 * configure: Rebuilt.
2128 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2129 (DTORS_SECTION_ASM_OP): Define.
2130 (INIT_SECTION_ASM_OP): Define.
2131 (FINI_SECTION_ASM_OP): Define.
2132 (DATA_SECTION_ASM_OP): Define.
2133 (TEXT_SECTION_ASM_OP): Define.
2134 (EH_FRAME_SECTION_ASM_OP): Define.
2135 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2136 (STARTFILE_SPEC): Add crtbegin.o.
2137 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2138 to here from LINK_COMMAND_SPEC.
2139 (DO_GLOBAL_CTORS_BODY): Define.
2140 (CRTSTUFF_USE_FINI_SECTION): Define
2141 (HAS_INIT_SECTION): Delete.
2143 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2145 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2147 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2149 * pa.h (PREDICATE_CODES): New.
2151 * genrecog.c (validate_pattern): Condense the destination
2154 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2156 * alpha.md (call-1): Supply missing mode for operator.
2157 (*): Add missing output reload constraints. Remove constraints
2160 * i386.h (SPECIAL_MODE_PREDICATES): New.
2161 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2162 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2163 (addsi_lea_3): Add missing mode for op 3.
2164 (prologue_set_got, prologue_get_pc): Add missing modes.
2165 (*) Add missing output reload constraints.
2167 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2169 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2170 check for member bit-size overflow and use var_size if it occurs.
2171 (layout_record): Use bitsize_int() to define the type size in bits.
2172 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2173 (layout_decl): Likewise when assigning to DECL_SIZE.
2175 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2177 * genrecog.c (validate_pattern): Typo last change. Verify
2178 that output operands have output reloads.
2180 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2182 * genrecog.c (special_mode_pred_table): New.
2183 (NUM_SPECIAL_MODE_PREDS): New.
2184 (find_operand): New.
2185 (validate_pattern): New argument `insn'. Warn for assignment to
2186 any predicate accepting non-lvalues. Conditionaly warn for
2187 match_operand without a mode. Try much harder to match source
2188 and destination modes on a set.
2189 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2191 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2193 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2195 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2197 * combine.c (simplify_logical): Recognize xor pattern that encodes
2200 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2202 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2205 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2207 * ggc-page.c (MAP_FAILED): Provide default.
2209 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2211 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2212 * sparc.h (PREDICATE_CODES): Update.
2214 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2216 * alpha.c (some_ni_operand): New.
2217 * alpha-protos.h: Declare it.
2218 * alpha.h (PREDICATE_CODES): Update.
2219 * alpha.md (sXaddq reload insns): Use some_ni_operand
2220 for SET_DEST instead of some_operand.
2222 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2223 Jim Wilson <wilson@cygnus.com>
2225 * genrecog.c (maybe_both_true_2): Don't compare modes of
2227 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2228 after find_afterward.
2229 (debug_decision_1): Dump next and afterward codes.
2231 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2233 * rtl.c (dump_and_abort): Remove.
2234 (fatal_with_file_and_line): New.
2235 (fatal_expected_char): New.
2236 (read_rtx_lineno, read_rtx_filename): New.
2237 (read_skip_spaces): Track line number.
2238 (read_name): Use fatal_with_file_and_line.
2239 (read_rtx): Use fatal_expected_char. Track line number.
2240 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2242 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2243 if it isn't a CODE_LABEL.
2245 * genattr.c (main): Set read_rtx_filename.
2246 * genattrtab.c (main): Likewise.
2247 * gencodes.c (main): Likewise.
2248 * genconfig.c (main): Likewise.
2249 * genemit.c (main): Likewise.
2250 * genextract.c (main): Likewise.
2251 * genflags.c (main): Likewise.
2252 * genopinit.c (main): Likewise.
2253 * genoutput.c (main): Likewise.
2254 * genpeep.c (main): Likewise.
2256 * genrecog.c (decision_test.u.insn): Add `lineno'.
2257 (pattern_lineno, error_count): New variables.
2258 (message_with_line): New.
2259 (add_to_sequence): Break out checking code to ...
2260 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2261 (merge_insn): Use message_with_line.
2262 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2263 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2265 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2267 * expr.c (store_constructor): Clear union if constructor is empty.
2269 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2271 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2272 Add !endian checks. Change %{...} to %(...).
2274 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2276 * i386.md (*addsi3_cc): Renamed from addcsi3.
2277 (*addsi3_carry): Renamed from addxsi3.
2278 (*subsi3_cc): Renamed from subcsi3.
2279 (*subsi3_carry): Renamed from subxsi3.
2280 (*xorqi_cc_1): Renamed from xorcqi_1.
2281 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2282 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2284 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2286 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2287 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2289 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2291 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2292 climb up the chain of insns.
2294 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2296 * genrecog.c (write_subroutine): Careful for null trees.
2297 (process_tree): Don't elide empty functions.
2299 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2301 * Makefile.in (genrtl.o): Depend on ggc.h.
2302 * configure.in (valloc): Probe for it.
2303 (with-gc): Use ggc-page if valloc present.
2304 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2305 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2306 (ggc_alloc_string): Moved from ggc-page.c.
2307 * ggc-none.c (ggc_alloc_obj): New.
2308 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2309 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2310 (struct globals): Likewise for dev_zero_fd.
2311 (init_ggc): Likewise for it's initialization.
2312 (ggc_allocated_p): Move careful dereference from ...
2313 (ggc_lookup_page_table): ... here. Delete.
2314 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2315 (alloc_anon): Use valloc if no mmap.
2316 (release_pages): Use free if using valloc.
2317 (ggc_alloc_obj): Renamed from alloc_obj.
2318 (ggc_set_mark): Renamed from mark_obj.
2319 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2320 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2321 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2322 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2323 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2324 (ggc_collect): Use fp printing instead of our own rounding.
2325 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2326 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2327 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2328 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2329 (struct ggc_string, struct ggc_any): Delete.
2330 (offsetof): Provide default definition.
2331 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2333 (struct ggc_mem): New, from corpse of ggc_any.
2334 (struct ggc_status): Delete.
2335 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2336 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2337 (n_strings_collected, n_anys_collected): Delete.
2338 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2339 (ggc_alloc_string, ggc_alloc): Delete.
2340 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2341 (ggc_free_string, ggc_free_any): Delete.
2342 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2343 (ggc_compare_addresses, ggc_mark_string): Delete.
2344 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2345 (search_data): Delete.
2346 (struct globals): New.
2347 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2348 (tree_insert, tree_lookup): New.
2349 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2350 (clear_marks, sweep_objs): New.
2351 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2352 (init_ggc): Set allocated_last_gc.
2353 (ggc_push_context): Gut. Use G.context.
2354 (ggc_pop_context): Likewise.
2355 (ggc_pop_context_1): New.
2356 (debug_ggc_tree): New.
2357 (debug_ggc_balance, tally_leaves): New.
2358 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2359 (ggc_mark_string_if_gcable): Remove decl.
2360 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2361 (ggc_mark_rtvec_children): New.
2362 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2363 (ggc_mark_if_gcable): New decl.
2364 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2365 (ggc_alloc_tree, ggc_alloc): Likewise.
2366 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2367 (ggc_alloc_obj): New decl.
2368 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2369 (ggc_alloc_tree, ggc_alloc): Likewise.
2370 (ggc_set_mark): New decl.
2371 * rtl.h (struct rtx_def): Remove gc_mark.
2372 (struct rtvec_def): Likewise.
2373 * tree.h (struct tree_common): Likewise.
2375 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2377 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2378 float_format and thread_file definitions.
2379 * configure: Rebuilt.
2381 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2383 * extend.texi (Function Names): Document types of function names.
2385 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2387 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2388 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2390 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2392 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2394 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2396 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2398 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2400 * collect2.c (main): Do prelimnary link on AIX if rflag.
2402 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2404 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2405 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2407 (__do_global_dtors): similarly for __DTOR_LIST__.
2409 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2410 Diego Novillo <dnovillo@cygnus.com>
2412 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2415 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2417 * fixincl/*: Merged "no_bogosity" branch
2418 * fixincl/fixlib.h: protect against doubly defining t_bool
2419 * fixincl/server.h: protect against doubly defining t_bool
2421 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2423 * genoutput.c: Include toplev.h.
2425 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2427 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2429 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2430 * configure: Regenerate.
2432 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2434 * gcse.c (delete_null_pointer_checks): Returns void.
2436 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2438 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2439 * emit-rtl.c (copy_insn_1): Likewise.
2441 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2443 * config/mips/mips.c (mips_build_va_list): Correct
2444 TREE_CHAIN setting when hard-float.
2445 (mips_va_start): Use corrected setting.
2446 (mips_va_arg): Likewise. Also pass a tree to build of
2447 POSTINCREMENT_EXPR rather than a naked 'int'.
2449 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2451 * ggc.h (ggc_push_context): Fix comment.
2452 (ggc_pop_context): Likewise.
2453 (mark_string_if_gcable): Likewise.
2454 * ggc-common.c (ggc_mark_rtx_children): Use
2455 ggc_mark_string_if_gcable.
2456 * ggc-page.c (ggc_lookup_page_table): New function.
2457 (ggc_allocated_p): Likewise.
2458 (mark_obj): Fix formatting.
2459 (ggc_mark_string_if_gcable): New function.
2460 * ggc-simple.c (ggc_allocated_strings): New variable.
2461 (ggc_strings_used): Likewise.
2462 (ggc_compare_addresses): New function.
2463 (ggc_pop_context): Pop the `any' memory too.
2464 (ggc_mark_string_if_gcable): New function.
2465 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2467 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2469 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2470 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2471 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2474 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2476 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2477 (sched_reg_live_length, sched_reg_basic_block): Delete.
2478 (current_block_num, bb_live_regs, old_live_regs): Delete.
2479 (dead_notes, struct sometimes): Delete.
2480 (sched_note_set, birthing_insn_p): Delete.
2481 (adjust_priority): Gut useless reg lifetime code.
2482 (create_reg_dead_note, attach_deaths): Delete.
2483 (attach_deaths_insn, new_sometimes_live): Delete.
2484 (finish_sometimes_live): Delete.
2485 (find_pre_sched_live, find_post_sched_live): Delete.
2486 (update_reg_usage): Delete.
2487 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2488 (schedule_insns): Delete reg lifetime code.
2489 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2490 (unlink_other_notes): Adjust REG_NOTE commentary.
2491 (reemit_notes): Use REG_SAVE_NOTE.
2492 (schedule_block): Likewise.
2493 (schedule_region): Allocate bitmap of blocks in region. Use
2494 count_or_remove_death_notes. Use update_life_info.
2496 * rtl.h (REG_SAVE_NOTE): New.
2497 * rtl.c (reg_note_name): Update.
2499 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2501 * combine.c (refresh_blocks, need_refresh): New.
2502 (combine_instructions): Allocate refresh_blocks. Invoke
2503 update_life_info if needed.
2504 (distribute_notes): Mark refresh_blocks instead of installing
2506 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2507 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2509 * Makefile.in (recog.o): Depend on basic-block.h.
2511 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2513 * genrecog.c (add_to_sequence): Thinko last change: delete
2514 shadowing allow_const_int variable.
2516 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2518 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2519 __GNUC__ and __GNUC_MINOR__.
2521 * gansidecl.h: Likewise.
2527 * toplev.h: Likewise.
2533 * varray.c: Likewise.
2535 * varray.h: Likewise.
2537 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2539 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2540 use one before a jump table.
2542 * rtl.def (ADDRESS): Change documentation to match reality.
2543 * md.texi: Don't document it.
2544 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2547 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2549 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2551 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2552 known predicate block; default allow_const_int true.
2553 (debug_decision_list): New.
2555 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2557 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2559 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2561 * gcse.c (gcse_main): Avoid global optimizations if we have a
2562 large number of basic blocks and the ratio of edges to blocks
2564 (delete_null_pointer_checks): Likewise.
2566 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2568 * c-common.c (check_format_info): Warn if format string isn't a
2571 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2573 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2574 * configure: regenerate
2576 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2578 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2579 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2580 (peepholes): Re-enable.
2582 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2584 * Makefile.in (flow.o): Depend on TREE_H.
2585 * basic-block.h (REG_SET_EQUAL_P): New.
2588 (free_regset_vector): Remove declaration.
2589 (flow_delete_insn_chain): Declare.
2590 (enum update_life_extent): New.
2591 (update_life_info, count_or_remove_death_notes): Declare.
2592 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2593 Verify register live at bb->global_live_at_start before adding USE.
2594 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2595 (CLEAN_ALLOCA): New.
2597 (PROP_*): New flags.
2598 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2599 (clear_edges): Zero n_edges.
2600 (make_edge): Increment n_edges.
2601 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2602 (flow_delete_insn_chain): Export.
2603 (delete_block): Decrement n_edges.
2604 (merge_blocks_nomove): Likewise.
2605 (life_analysis): Give life_analysis_1 PROP flags.
2606 (verify_wide_reg_1, verify_wide_reg): New.
2607 (verify_local_live_at_start): New.
2608 (update_life_info): Rewrite to call into propogate_block.
2610 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2611 always mark stack pointer. Conditionally mark PIC register.
2612 After reload, mark call-saved registers, return regsiters.
2613 (life_analysis_1): Accept PROP flags not remove_dead_code.
2614 Call mark_regs_live_at_end before zeroing regs_ever_live.
2615 Use calculate_global_regs_live. Copy global_live_at_end before
2616 calling final propagate_block. Zero reg_next_use on exit.
2617 (calculate_global_regs_live): New.
2618 (allocate_bb_life_data): Don't allocate bb->local_set.
2619 (init_regset_vector, free_regset_vector): Remove.
2620 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2621 Test flags before every operation. Warn if prologue/epilogue insn
2622 would have been deleted.
2623 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2624 Use alloc_EXPR_LIST.
2625 (mark_used_regs): Accept and use FLAGS, not FINAL.
2626 Remove special handling for RETURN.
2627 (try_pre_increment): Use alloc_EXPR_LIST.
2628 (dump_flow_info): Dump n_edges.
2629 (unlink_insn_chain, split_hard_reg_notes): Remove.
2630 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2631 (find_insn_with_note, new_insn_dead_notes): Remove.
2632 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2633 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2634 (replace_insns): Remove.
2635 (count_or_remove_death_notes): New.
2636 (verify_flow_info): Abort on error after all checks.
2637 (remove_edge): Decrement n_edges.
2638 (remove_fake_edges): Tweek format.
2639 * haifa-sched.c (schedule_insns): Use split_all_insns.
2640 * output.h (update_life_info): Remove declaration.
2641 * recog.c (split_all_insns): From the corpse of split_block_insns,
2642 do the whole function block by block. Use update_life_info.
2643 (recog_last_allowed_insn): New.
2644 (recog_next_insn): Mind it.
2645 (peephole2_optimize): Set it. Walk backwards through blocks.
2646 Use update_life_info.
2647 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2648 (split_all_insns): Declare.
2649 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2650 Use split_all_insns.
2652 * i386.md (or -1 peep2s): Disable.
2654 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2656 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2657 a single pattern. Scrap the 'd' versions as unnecessary.
2659 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2660 tablejump_mips162,tablejump_internal4): The operands to a
2661 label_ref must be VOIDmode.
2663 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2665 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2667 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2669 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2671 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2673 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2674 cache every function if ggc_p.
2676 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2678 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2679 instead of copy_rtx. Accept sequences that contain asm statements.
2680 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2681 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2682 orig_asm_operands_vector, copy_asm_operands_vector,
2683 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2685 * rtl.h (copy_insn, copy_insn_1): Declare.
2687 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2689 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2691 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2692 arguments to `current_file_function_operand'.
2694 * genrecog.c: Include hard-reg-set.h and resource.h in the
2695 generated output file.
2697 * real.c: Include tm_p.h.
2699 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2701 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2704 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2706 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2707 before the fctiwz insn.
2709 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2710 Mark Mitchell <mark@codesourcery.com>
2712 * tree.c (make_lang_type_fn): New funtion pointer.
2713 (make_lang_type): Call it.
2714 * tree.h (make_lang_type): Declare.
2715 (make_lang_type_fn): Likewise.
2716 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2718 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2720 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2721 make sure that HIGH instructions are copied into BASE_REGS.
2723 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2725 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2727 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2729 * c-decl.c (finish_struct): Use simpler method of
2730 removing elements of a singly-linked list.
2732 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2734 * alpha.md (peephole2's): Comment out peephole2's that generate
2737 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2739 * genrecog.c (add_to_sequence): Disable mode check for
2742 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2744 * ggc-simple.c (init_ggc): Set empty_string.
2746 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2748 * configure.in: Detect mmap. Add --with-gc=foo to select
2749 garbage collector; default to page if mmap available.
2750 * Makefile.in (GGC): Substitute.
2752 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2754 * c-decl.c (ggc_p): Enable.
2756 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2758 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2760 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2762 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2763 string for little-endian-data.
2765 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2767 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2768 case somebody tries to compile --enable-checking code with gcc
2771 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2773 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2776 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2778 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2779 * jump.c (jump_optimize_1): Document why.
2781 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2783 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2784 pointers and casts for `int_handler' and `quit_handler'.
2786 * flow.c (verify_flow_info, split_hard_reg_notes,
2787 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2788 remove_edge, remove_fake_successors): Add static prototypes.
2789 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2790 (mark_set_1): Initialize variable `regno'.
2791 (unlink_insn_chain): Likewise for variable `curr'.
2792 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2794 * loop.c (strength_reduce): Initialize variable
2795 `unrolled_insn_copies'.
2796 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2797 prototypes. Change these functions to take const PTR parameters
2798 to avoid prototype conflict when used as the comparson argument
2800 (check_dbra_loop): Initialize variable `comparison_val'.
2802 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2803 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2804 (find_valid_class): Initialize variable `best_class'.
2805 (find_reloads): Call memcpy, not bcopy.
2807 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2808 (hard_reg_use_compare): Don't needlessly cast away const.
2809 (reload_reg_class_lower): Likewise.
2810 (choose_reload_regs): Initialize variable `regno'.
2812 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2814 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2816 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2818 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2819 ({,d}discard): Add forward declarations. Declare parameter as
2821 (main_without_main): Explicitly declare return type to be int.
2822 (memcpy): Properly declare.
2824 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2825 building the trampoline support, declare malloc, free, and
2827 (__clear_cache): Mark arguments as potentially unused.
2829 * frame.c (toplevel): If inhibit_libc is defined, declare
2832 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2834 * flow.c (make_edge): Accept an optional 2D bitmap in which
2835 to cache edge existence. Update all callers.
2836 (make_label_edge, make_eh_edge): Pass through the edge cache.
2837 (make_edges): Provide the cache.
2839 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2841 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2843 (local_mbtowc): Change the type of variable `i' from int to size_t.
2845 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2846 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2848 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2850 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2851 after other includes that define the appropriate types. Include
2852 tm_p.h for getting user prototypes.
2853 * ggc-callbacks.c (toplevel): Ditto.
2854 * ggc-none.c (toplevel): Ditto.
2855 * gcc-page.c (toplevel): Ditto.
2856 * ggc-simple.c (toplevel): Ditto.
2858 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2859 Jonathan Larmour <jlarmour@cygnus.co.uk>
2861 * config/mips/mips.c (mips_move_2words): Split doubles if
2862 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2864 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2866 * genrecog.c (struct decision_test): New.
2867 (struct decision): Remove test-related members, sort the rest by size.
2868 (IS_SPLIT): Simplify.
2869 (new_decision, new_decision_test): New.
2870 (add_to_sequence): Use them. No special handling for args of
2872 (maybe_both_true): Renamed from not_both_true; return sense changed.
2873 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2874 of maybe_both_true and adjusted for decision_test.
2875 (position_merit): Remove.
2876 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2877 (merge_accept_insn): New, broken out of merge_trees.
2878 (merge_trees): Use them. No special case for c_test; no node
2879 splitting; use test type instead of position_merit.
2880 (factor_tests): New.
2881 (simplify_tests): New.
2882 (break_out_subroutines): Don't write code now.
2883 (find_afterward): New.
2884 (write_afterward, write_switch, write_cond): New.
2885 (write_action, is_unconditional): New.
2886 (write_node): New. Use them.
2887 (write_tree_1): Rewrite. Use the new functions above.
2888 (write_tree): Remove afterward processing.
2889 (write_subroutine): Simplify function variant emission.
2890 (write_subroutines): New.
2891 (same_codes, clear_codes): Remove.
2892 (same_modes, clear_modes): Remove.
2893 (write_header): New, broken out of main.
2894 (make_insn_sequence): Use new_decision and new_decision_test.
2895 (process_tree): New, broken out of main.
2896 (main): Adjust for merge_trees interface change.
2897 Don't #define operands in the output file.
2898 (record_insn_name): New, broken out of make_insn_sequence.
2899 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2900 (debug_decision): New.
2902 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2904 * resource.c (find_free_register): Mark class_str argument const.
2905 * resource.h: Update prototype to match.
2907 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2908 * i386.md: Give all anonymous insns names.
2910 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2912 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2915 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2917 * toplev.c (dbr_sched_time): Unconditional.
2918 (peephole2_time): New.
2919 (compile_file): Add pass numbers to all of the dump file suffixes.
2920 Dump peephole2_time. Don't dump times for non-applicable passes.
2921 (rest_of_compilation): Add pass numbers to dump file suffixes.
2922 Conditionalize calls to the scheduler.
2923 * invoke.texi: Update.
2925 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2927 * flow.c (make_edges): Fix insn iteration.
2928 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2929 (find_basic_blocks_1): Fix spelling mistake.
2931 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2933 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2934 always have side-effects. Use memset not bzero.
2935 (make_node): Likewise.
2937 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2939 * stmt.c (expand_anon_union_decl): When any of the elements of the
2940 union is addressable, so is the entire union.
2942 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2944 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2946 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2947 * bitmap.c (bitmap_operation): Return true iff TO changed.
2948 (bitmap_equal_p): New.
2949 (bitmap_bit_p): Tidy arithmetic.
2950 (debug_bitmap_file): Likewise.
2952 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2954 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2955 before cse2 instead of after.
2957 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2959 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2962 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2964 * cppinit.c (is_idchar initializer): Loosen tests to accept
2967 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2969 * mips.md: Define conditional move patterns for floating point
2970 operands and DI mode conditions.
2972 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2974 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2975 always have side-effects.
2977 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2979 * mn10200.c (asm_file_start): Fix typo.
2981 * cppinit.c (is_idchar initializer): Tighten tests for when
2982 to put the table into initialized memory.
2984 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2985 not an array of rtunion.
2986 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2987 * gcc-simple (ggc_free_rtvec): Similarly.
2989 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2992 * mbchar.h: Add missing #endif.
2994 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2995 (FPBIT, DPBIT): Define.
2997 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2999 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3001 * profile.c (instrument_arcs, output_gcov_string,
3002 tablejump_entry_p): Add static prototypes.
3003 (output_gcov_string): Constify a char*.
3005 * regmove.c (replacement_quality, fixup_match_2): Add static
3008 * resource.h (reg_dead_p): Add extern prototype.
3010 * rtl.c (trim_filename): Add static prototype.
3012 * scan-decls.c (skip_to_closing_brace): Likewise.
3014 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3015 (expand_end_case): Initialize variable `range'.
3016 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3018 * varasm.c (asm_emit_uninitialised): Add static prototype.
3019 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3022 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3024 * cpplib.c (if_directive_nameo): Add static prototype.
3026 * cse.c (cse_insn): Remove unused variable `p'.
3028 * except.c (create_rethrow_ref, push_entry,
3029 receive_exception_label, new_eh_region_entry, find_func_region,
3030 clear_function_eh_region, process_nestinfo): Add static prototypes.
3031 (get_reg_for_handler): Hide definition.
3032 (process_nestinfo): Initialize variable `extra_handlers'.
3034 * expr.h (expand_builtin_longjmp): Add extern prototype.
3036 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3038 * function.c (prepare_function_start): Likewise.
3039 (pop_function_context_from): Mark parameter `context' with
3041 (push_temp_slots_for_block, flush_addressof): Hide definition.
3043 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3044 solve_program_flow_graph, calculate_branch_probs,
3045 function_summary, main, fancy_abort): Add prototypes.
3047 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3048 (add_hash): Constify a char*.
3050 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3051 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3052 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3054 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3056 * lists.c (free_list, zap_lists): Likewise.
3058 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3060 * alias.c (nonlocal_reference_p): Add static prototype.
3062 * bitmap.c (bitmap_element_allocate): Prototype args in function
3065 * builtins.c (stabilize_va_list): Add static prototype.
3066 (expand_builtin_va_arg): Constify a char*.
3068 * c-lex.c (getch, put_back, extend_token_buffer_to,
3069 read_line_number, token_getch, token_put_back): Add static
3072 * c-parse.gperf (hash, is_reserved_word): Likewise.
3074 * cccp.c (is_dir_separator): Likewise.
3076 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3078 * graph.h: New file to prototype functions exported by graph.c.
3080 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3082 * graph.c: Include graph.h.
3084 * toplev.c: Likewise. Remove redundant prototypes.
3086 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3088 * invoke.texi: Removed duplicated description for -Q.
3090 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3092 * extend.texi: Grammar fix in __extension__ text.
3094 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3096 * md.texi (define_peephole2): New section.
3098 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3100 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3101 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3104 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3106 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3108 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3110 * i386.md (ffs expander): Emit Pentium friendly code for
3113 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3115 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3119 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3121 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3123 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3125 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3128 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3130 * md.texi (No Constraints): Delete section.
3131 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3132 * final.c (final_scan_insn): We always have register constraints.
3133 * genattrtab.c: Don't include "insn-config.h".
3134 (write_attr_case): We always have register constraints.
3135 * genconfig.c (register_constraint_flag): Delete.
3136 (walk_insn_part): Don't check whether we have register constraints.
3137 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3138 * genoutput.c (have_constraints): Delete.
3139 (main): Don't set it.
3140 (output_operand_data): We always have constraints.
3141 (scan_operands): Likewise.
3142 (compare_operands): Likewise.
3143 * local-alloc.c (block_alloc): We always have constraints.
3144 (requires_inout): Always compile this function.
3145 * recog.c (extract_insn): We always have constraints.
3146 (constrain_operands, reg_fits_class_p): Always compile these
3148 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3150 (struct insn_operand_data): Likewise.
3151 * regclass.c (regclass): We always have constraints.
3152 (record_reg_classes, copy_cost, record_address_regs,
3153 auto_inc_dec_reg_p): Always compile these functions.
3154 * regmove.c (regmove_optimize): We always have constraints.
3155 * reload.c (find_reloads): Likewise.
3156 * reload1.c (reload): Likewise.
3157 (reload_cse_simplify_operands): Likewise.
3158 * i860.c (output_delay_insn): Likewise.
3160 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3162 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3164 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3166 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3167 for the va_list record.
3169 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3171 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3174 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3176 * alias.c: Include insn-flags.h.
3177 * Makefile.in (alias.o): Update.
3179 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3181 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3182 to LTU and GEU. Handle more cases using sbb.
3184 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3186 * i386.md (truncatexfdf splitters): Do not use subreg.
3187 (fop XFmode patterns): Fix mode in operand testing.
3189 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3191 * jump.c (jump_optimize_1): Amend last change to test only the
3192 form of the operand, not the insn.
3194 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3195 not register_operand to determine when B may need preloading.
3197 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3199 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3200 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3201 (call-value patterns): Move to end of file.
3202 (*): Remove mode from label_ref in (pc) context.
3203 (movstrqi): Use memory not general_operand for BLKmode operands.
3204 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3205 to register_operand operands.
3206 (peep2 patterns): Convert from commented-out peephole patterns.
3208 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3210 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3211 to BUILT_IN_INIT_DWARF_REG_SIZES.
3212 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3213 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3214 expand_builtin_init_dwarf_reg_sizes.
3215 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3216 with __builtin_init_dwarf_reg_size_table.
3217 * dwarf2out.c (struct reg_size_range): Delete.
3218 (expand_builtin_init_dwarf_reg_sizes): New function.
3219 (expand_builtin_dwarf_reg_size): Delete.
3220 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3221 (expand_builtin_dwarf_reg_size): Don't declare.
3222 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3223 (dwarf_reg_size_table): New.
3224 (init_reg_size_table): New function.
3225 (copy_reg): Use dwarf_reg_size_table.
3226 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3229 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3231 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3232 Correctly build argument list to constructor and destructor functions.
3234 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3236 * c-tree.h (warn_float_equal): Declare.
3237 * c-decl.c (warn_float_equal): Define.
3238 (c_decode_option): Recognize -W[no-]float-equal.
3239 * c-typeck.c (build_binary_op): Conditionally warn
3240 about equality tests of floating point types.
3241 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3242 * invoke.texi: Add docs for -Wfloat-equal warning.
3244 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3246 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3247 generating RTL directly.
3248 * mips.h (INIT_TARGET_OPTABS): Likewise.
3249 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3251 * expr.h (init_mov_optab): Delete declaration
3253 * h8300.c (WORD_REG_USED): Update to avoid useless register
3254 saves in interrupt functions and functions which never return.
3256 * cse.c (struct set): Delete inner_dest_loc field.
3257 (cse_insn): Remove assignments to inner_dest_loc field.
3259 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3261 * ggc-page.c: Don't include <unistd.h> etc taken care of
3262 by "system.h". Include <sys/mman.h> afterward.
3264 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3266 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3269 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3271 * xcoffout.c (xcoffout_declare_function): Add documentation.
3272 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3273 TARGET_64BIT. Compare constant to -1, not bit pattern.
3274 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3275 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3278 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3280 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3282 (gen_inlined_enumeration_type_die): Do not abort if the type has
3283 not been writeen out.
3284 (gen_inlined_structure_type_die): Do not abort if the type has
3285 not been writeen out.
3286 (gen_inlined_union_type_die): Do not abort if the type has
3287 not been writeen out.
3288 (gen_tagged_type_instantiation_die): Do not abort if the type
3289 has not been written out.
3291 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3293 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3295 * reg-stack.c (straighten_stack): Copy hard reg set with
3298 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3300 * builtins.c (stabilize_va_list): Stabilize array type va_list
3301 to a pointer type, not the base record type.
3302 (expand_builtin_va_copy): Dereference the pointers explicitly;
3303 use the correct size for the copy.
3305 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3306 (rs6000_va_arg): Likewise.
3308 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3310 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3312 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3314 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3316 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3318 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3320 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3321 (init_ggc): Use it instead of a constant.
3322 (ggc_collect): Bound allocated_last_gc by it.
3324 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3326 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3329 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3331 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3332 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3334 * config/mips/openbsd.h: New, OpenBSD little endian target.
3335 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3336 * config/mips/xm-openbsd.h: New, OpenBSD host.
3338 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3340 * config/m68k/m68k.c (output_function_prologue,
3341 output_function_epilogue): Use
3342 current_function_uses_pic_offset_table instead of regs_ever_live
3343 to decide whether to save/restore pic register.
3344 (legitimize_pic_address): Don't modify regs_ever_live any more.
3346 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3348 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3349 * stor-layout.c (variable_size): Don't add sizes to the pending
3350 sizes list if x_dont_save_pending_sizes_p is set.
3352 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3354 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3355 for symbolic_operand().
3356 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3358 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3360 * combine.c (gen_rtx_combine): Add missing call to va_end().
3362 * final.c (asm_fprintf): Likewise.
3364 * genattrtab.c (attr_rtx): Likewise.
3366 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3368 * cse.c: Update comments.
3369 (cse_insn): When converting a conditional/computed jump into
3370 an unconditional jump, always make sure a BARRIER immediately
3371 follows the converted jump. Do not delete unreachable code.
3372 (cse_basic_block): Do not delete unreachable code.
3373 * toplev.c (rest_of_compilation): Move call to
3374 delete_trivially_dead_insns after the conditional call to
3377 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3379 * collect2.c (make_temp_file): Don't prototype.
3381 * gcc.c (make_temp_file): Likewise.
3383 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3385 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3387 * varasm.c (asm_emit_uninitialised): New function: Generate
3388 the assembler statements necessary to declare an uninitialised
3390 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3392 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3393 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3395 (assemble_variable): Use asm_emit_uninitialised to emit an
3396 uninitialised variable.
3398 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3400 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3401 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3402 <geoffk@cygnus.com>.
3404 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3406 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3407 * c-common.h (builtin_function): Don't declare.
3409 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3411 (pushdecl): Likewise.
3412 (finish_decl): Likewise.
3413 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3414 int. All callers changed.
3415 Set the builtin's DECL_BUILT_IN_CLASS.
3416 * tree.h (enum built_in_class): New.
3417 (enum built_in_function): Delete NOT_BUILT_IN.
3418 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3420 (DECL_SET_FUNCTION_CODE): Likewise.
3421 (DECL_BUILT_IN_CLASS): New macro.
3422 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3423 (struct tree_decl): Split builtin function code field into a
3425 (builtin_function): Declare.
3427 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3429 * optabs.c (init_traps): Fix typo in last change.
3431 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3433 * toplev.c (rest_of_decl_compilation): Update comment.
3435 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3437 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3438 in .sbss if appropriate.
3439 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3440 (SBSS_SECTION_ASM_OP): New macro.
3441 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3442 (EXTRA_SECTIONS): Add in_sbss.
3443 * config/mips/mips.h: Prototype sbss_section.
3445 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3447 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3450 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3452 * optabs.c (init_traps): Register trap_rtx as a GC root.
3454 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3456 * config/mips/mips.c (function_arg_pass_by_reference): Define
3457 unconditionally, since it's called unconditionally.
3459 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3461 * toplev.c (documented_lang_options): Add -fshort-wchar.
3462 * c-decl.c (c_decode_option): Likewise.
3463 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3465 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3466 * gcc.c (default_compilers): If -fshort-wchar,
3467 override __WCHAR_TYPE__.
3468 * tm.texi (C Dialect Options): Add -fshort-wchar.
3470 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3471 symbol for a variable.
3473 * cpplib.h (CPP_PREPROCESSED): New macro.
3474 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3475 we're seeing this input for a second time.
3477 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3479 * emit-rtl.c (init_emit_once): Initialize modes first.
3481 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3483 * config/i386/i386.c (pic_label_name): Change to char pointer.
3484 (global_offset_table): New variable.
3485 (load_pic_register): Fill global_offset_table if it hasn't
3486 already been done. Allocate pic_label_name dynamically.
3487 * ggc.h (empty_string): New variable.
3488 * ggc-simple.c (empty_string): Likewise.
3489 (init_ggc): Allocate empty_string and add as root.
3490 * stmt.c (digit_strings): New variable.
3491 (init_stmt): Add last_block_end_note as root. Allocate and
3492 initialize digit_strings.
3493 (expand_asm_operands): Use empty_string instead of string
3494 constant. Use digit_strings instead of string constants.
3495 * profile.c (init_arc_profiler): Allocate string with
3496 ggc_alloc_string instead of xmalloc.
3497 (output_func_start_profiler): Likewise.
3498 * c-typeck.c (digest_init): Check if init is error_mark_node.
3500 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3501 Richard Henderson <rth@cygnus.com>
3503 * ggc-page.c: New file.
3504 * Makefile.in (ggc-page.o): New.
3506 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3508 * invoke.texi: Document -fdelete-null-pointer-checks
3509 * toplev.c (flag_delete_null_pointer_checks): New.
3510 (f_options): Add entry for -fdelete-null-pointer-checks.
3511 (rest_of_compilation): Conditionalize null pointer check
3512 elimination on flag_delete_null_pointer_checks.
3513 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3515 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3517 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3518 copyright notice and special exception to GPL.
3520 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3522 * abi64.h (mips_function_value): Add prototype arguments.
3524 * mips-protos.h: New file with mips prototypes.
3526 * mips.c: Include "tm_p.h".
3527 (mktemp, lookup_name): Add prototype arguments.
3528 (extern_list, string_constant, mips_fill_delay_slot,
3529 mips_output_external, mips_output_external_libcall,
3530 mips_output_filename, mips_declare_object, function_prologue,
3531 mips_expand_prologue, function_epilogue, mips16_constant,
3532 build_mips16_function_stub, mips_output_conditional_branch):
3534 (mips_va_start): Remove unused variable `u'.
3535 (mips_va_arg): Cast value to unsigned when comparing against one.
3537 (save_restore_insns, mips_expand_prologue): Add missing arg in
3538 call to `large_int'.
3540 * mips.h: Move prototypes to mips-protos.h.
3541 (data_section, memory_address_p, rdata_section,
3542 readonly_data_section, simple_epilogue_p, text_section): Delete
3543 prototypes delcared elsewhere.
3544 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3546 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3548 * mips.md: Delete extra args in call to `mips_move_2words'.
3550 * xm-iris6.h (alloca): Add prototype argument.
3552 * genpeep.c: Include "tm_p.h" in generated output file.
3554 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3556 * basic-block.h (find_edge_index): Change parameters.
3557 * flow.c (verify_edge_list): Pass basic_block parameters to
3558 find_edge_index instead of integers.
3560 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3562 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3565 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3567 * gcc.1: Fix a formatting error.
3569 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3571 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3572 i786, mn10200, mn10300, pdp11, v850.
3574 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3576 * libgcc2.c (num_digits): Add prototype with
3577 __attribute__((const)).
3578 (__terminate): Add prototype.
3580 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3582 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3584 * alpha/alpha.c (print_operand): Fix type of `code'.
3585 (alpha_output_filename): Constify.
3586 * alpha/alpha.h: Move all function declarations ...
3587 * alpha/alpha-protos.h: ... here. New file.
3588 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3589 (SECTION_FUNCTION_TEMPLATE): Likewise.
3591 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3593 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3594 * expr.c (expand_expr): Likewise.
3595 (do_jump): Likewise.
3596 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3597 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3599 (enum can_compare_purpose): New.
3600 (can_compare_p): Adjust prototype.
3601 (prepare_cmp_insn, prepare_operand): Declare.
3602 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3603 * optabs.c (cmp_available_p): Deleted.
3604 (expand_abs): Pass ccp_jump to can_compare_p.
3605 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3606 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3607 Call can_compare_p rather than cmp_available_p.
3608 (prepare_operand): No longer static.
3609 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3610 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3611 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3612 sequence to use emit_cmp_and_jump_insns.
3613 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3615 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3617 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3618 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3619 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3620 (plus (reg) (const_int 0))
3621 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3623 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3625 * rs6000.c (expand_block_move): DImode loads and stores require
3626 word-aligned displacements. Increment address registers with
3627 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3629 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3631 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3632 is no name for the base type, rather than segfault. If we are
3633 writing out a complex integer type, use DW_ATE_lo_user.
3635 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3636 in one word or less (complex char, complex short, or on 64 bit
3637 systems complex float) to/from a hard register, copy it through
3638 memory instead of dying in gen_{real,imag}part. If we have a
3639 short complex type, prevent inlining since it allocates stack
3642 * tree.c (build_complex_type): If we are writing dwarf2 output,
3643 generate a name for complex integer types.
3645 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3647 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3648 * flow.c (remove_edge): Remove extra whitespace.
3649 (remove_fake_edges): Fix comment.
3650 (add_noreturn_fake_exit_edges): Use the correct name.
3652 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3654 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3655 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3656 (clean): Depend on INTL_CLEAN.
3657 (maintainer-clean): Adjust.
3659 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3661 * configure.in (AC_PREREQ): Bump to 2.13.
3662 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3664 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3666 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3668 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3670 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3671 (HAVE_STRINGIZE): Define.
3673 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3675 * c-parse.in: save and restore warn_pointer_arith on __extension__
3676 along with pedantic.
3677 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3678 Set the type of extension to itype rather than $<itype>1 kludge.
3679 * extend.texi (Alternate Keywords): Adjust documentation.
3680 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3682 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3684 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3685 most assembler templates.
3687 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3688 FP loads and stores.
3689 (following_call): Always return zero for the PA8000.
3690 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3691 FP loads and stores.
3692 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3694 * pa.h (BRANCH_COST): Define.
3696 * pa.md (return, return_internal): Use bve for PA2.0.
3698 * pa.md (fused multiply): Add variants which reduce height for the
3699 fused multiply, but which still generate 2 insns.
3700 (fnegabs): Similarly.
3702 * pa.md (subsi3): Turn into an expander. Create two anonymous
3703 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3704 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3706 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3708 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3710 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3711 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3713 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3716 * flow.c (record_active_eh_regions): Terminate loop after finding
3717 the last insn in the last basic block.
3719 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3721 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3723 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3725 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3727 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3729 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3730 splitting to not use output template.
3732 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3734 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3735 * config/c4x/c4x.c (c4x_va_start): New function.
3737 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3739 * genrecog.c (not_both_true): Handle correctly cases when called for
3740 tests with different positions in the insn.
3742 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3744 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3746 * system.h (HOST_PTR_PRINTF): ... to here.
3748 * mips-tfile.c: Don't include machmode.h.
3750 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3751 (mips-tfile.o): Don't depend on machmode.h.
3753 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3755 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3756 avoid conflicts with typedef struct `region' at the top level scope.
3758 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3760 * basic-block.h (basic_block): Add eh_beg, eh_end.
3761 * flow.c (entry_exit_blocks): Update.
3762 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3764 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3765 lists.c functions to allocate insn lists.
3766 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3768 (make_eh_edge): ... here. New.
3769 (move_stray_eh_region_notes): New.
3770 (record_active_eh_regions): New.
3771 (delete_unreachable_blocks): Split out block merging ...
3772 (try_merge_blocks): ... here. New.
3773 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3774 Dump debugging data.
3775 (merge_blocks_move_successor_nojumps): Likewise.
3776 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3778 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3780 * extend.texi (Bound member functions): Document unbound pmf
3783 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3785 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3786 has the EXIT_BLOCK as a dest.
3788 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3790 * flow.c (remove_edge): New function to remove an edge from the
3792 (remove_fake_successors): New function to remove fake successor edges.
3793 (remove_fake_edges): New function to remove all fake edges from the
3795 (add_fake_exit_edges): New function to add fake edges from all blocks
3796 with no successors to the exit block.
3797 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3798 prototypes for new functions.
3800 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3802 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3803 Use Pmode to determine whether to output .dword or .word.
3805 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3807 * tree.c (built_in_filename): New variable.
3808 (BUILT_IN_FILENAME): New macro.
3809 (init_tree_codes): Allocate built_in_filename.
3810 (make_node): Use built_in_filename instead of string constant.
3812 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3814 * configure.in: Add fr30 target.
3815 * configure: Regenerate.
3816 * config/fr30: New directory.
3817 * config/fr30/crti.asm: New file.
3818 * config/fr30/fr30.c: New file.
3819 * config/fr30/crtn.asm: New file.
3820 * config/fr30/fr30.h: New file.
3821 * config/fr30/fr30.md: New file.
3822 * config/fr30/lib1funcs.asm: New file.
3823 * config/fr30/t-fr30: New file.
3824 * config/fr30/xm-fr30.h: New file.
3826 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3828 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3829 BARRIER at the end of the successor, not the BARRIER before
3832 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3834 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3836 * stmt.c (any_pending_cleanups): Don't crash when
3837 current_function->stmt is unset.
3839 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3841 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3842 other initializations that may use it for relative offsets.
3844 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3846 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3847 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3848 * config/i386/sol2dbg.h: Removed.
3849 * config/i386/sol2gas.h: New file, to enable gas work-around.
3850 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3851 Don't use sol2dbg.h.
3852 * configure: Rebuilt.
3854 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3856 * invoke.texi (-fthis-is-variable): Remove documentation.
3858 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3860 * basic-block.h (compute_bb_for_insn): Declare.
3861 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3862 to use; set size of basic_block_for_insn directly.
3863 (find_basic_blocks): Update.
3865 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3867 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3869 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3871 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3872 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3874 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3876 * c-decl.c (c_decode_option): Extend comment.
3878 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3880 * toplev.c (progname): Make 'const char *'
3881 (flag_print_mem): Move out of main.
3882 (version_flag): Move out of main.
3883 (filename): Move out of main.
3884 (debug_args): Remove g prefix from options.
3885 (documented_lang_options): Remove cpplib specific options.
3886 (display_help): Add g prefix to debug options.
3887 (check_lang_option): Delete this function.
3888 (decode_d_option): New function: Decode -d... option.
3889 (decode_f_option): New function: Decode -f... option.
3890 (decode_W_option): New function: Decode -W... option.
3891 (decode_g_option): New function: Decode -g... option.
3892 (independent_decode_option): New function: Decode a language
3893 independent command line option.
3894 (main): Invoke lang_decode_option and then
3895 independent_decode_option on each command line option in
3898 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3900 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3901 * fold-const.c (fold_range_test): Do not try to fold the range
3902 test if the rhs or lhs has side effects.
3904 * basic-block.h (compute_flow_dominators): Declare.
3906 * gcse.c (alloc_code_hoist_mem): New function.
3907 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3908 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3909 (hoist_code, one_code_hoisting_pass): Likewise.
3910 (gcse_main): If optimizing for size, then hoist expressions
3911 computed in multiple dominated basic blocks.
3913 * gcse.c (invalid_nonnull_info): New function.
3914 (delete_null_pointer_checks): Likewise.
3915 * rtl.h (delete_null_pointer_checks): Declare.
3916 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3918 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3919 (merge-blocks_move_successor_nojumps): Likewise.
3920 (merge_blocks): Allow merging of some blocks, even if it requires
3921 physical movement of the blocks, but not if it requires new jumps.
3923 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3924 Callers and prototype changed.
3925 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3927 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3929 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3930 -YP when both -p and -pg are present. From i386/sol2.h.
3932 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3934 * Makefile.in (distclean): Delete tm_p.h.
3935 * configure.in: Create a new file, "tm_p.h", from a list in
3936 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3937 "i386/i386-protos.h".
3939 * alias.c: Include "tm_p.h".
3940 * c-typeck.c: Likewise.
3941 * calls.c: Likewise.
3943 * emit-rtl.c: Likewise.
3944 * explow.c: Likewise.
3945 * expmed.c: Likewise.
3947 * final.c: Likewise.
3949 * fold-const.c: Likewise.
3950 * function.c: Likewise.
3952 * global.c: Likewise.
3953 * haifa-sched.c: Likewise.
3954 * integrate.c: Likewise.
3956 * local-alloc.c: Likewise.
3958 * optabs.c: Likewise.
3959 * recog.c: Likewise.
3960 * reg-stack.c: Likewise.
3961 * regclass.c: Likewise.
3962 * regmove.c: Likewise.
3963 * reload.c: Likewise.
3964 * reload1.c: Likewise.
3965 * reorg.c: Likewise.
3966 * resource.c: Likewise.
3968 * stor-layout.c: Likewise.
3969 * toplev.c: Likewise.
3971 * unroll.c: Likewise.
3972 * genattrtab.c (main): Make generated file include "tm_p.h".
3973 * genemit.c (main): Likewise.
3974 * genoutput.c (main): Likewise.
3975 * genrecog.c (main): Likewise.
3977 * i386.h: Delete all prototypes.
3978 * i386.c: Include "tm_p.h".
3979 (ix86_attr_length_default): Call constant_call_address_operand
3980 with correct number of arguments.
3981 * i386-protos.h: New file.
3982 * i386.md (unnamed patterns): Call constant_call_address_operand
3983 with correct number of arguments.
3984 (exception_receiver): Call load_pic_register with correct number
3987 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3989 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3991 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3993 * rtl.h (insns_safe_to_move_p): New function.
3994 * loop.c (find_and_verify_loops): Use it.
3995 * rtlanal.c (insns_safe_to_move_p): Define it.
3997 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3999 * c-pragma.c: Include ggc.h.
4000 * Makefile.in (c-pragma.o): Update.
4002 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4004 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4005 (LIB_SPEC): Likewise.
4006 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4007 Reindent -YP/-p/-pg.
4008 Copied from config/sparc/sol2.h.
4010 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4012 * c-pragma.c (mark_align_stack): New.
4014 * c-pragma.h (init_pragma): Declare it.
4015 * c-lex.c (init_parse): Call it.
4017 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4019 * configure.in: Pick up thread library on Solaris/x86 just
4020 like on Solaris/sparc.
4021 * configure: Rebuilt.
4023 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4025 * rtl.h (global_rtx_index): New enum.
4026 (global_rtl): Change to array of rtx.
4027 (pc_rtx, cc0_rtx): Redefine accordingly.
4028 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4029 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4030 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4031 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4032 (const_int_rtx): Change to array of rtx.
4033 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4035 * emit-rtl.c (global_rtl): Change to array of rtx.
4036 (const_int_rtx): Change to aray of rtx.
4037 (gen_rtx_CONST_INT): Redefine accordingly.
4038 (init_emit_once): Allocate and initialize global_rtl. Likewise
4039 for const_int_rtx. Add both as GC roots.
4040 * genattrtab.c (global_rtl): Update declaration.
4042 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4044 * Makefile (USER_H): Add iso646.h back.
4046 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4048 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4049 zapping the LOG_LINKS of sched_before_next_call.
4051 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4052 * pa.c (insn_refs_are_delayed): Renamed from
4053 insn_sets_and_refs_are_delayed.
4055 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4057 * functiion.h (struct function): Add x_whole_function_mode_p.
4058 (retrofit_block): Declare.
4059 * function.c (retrofit_block): New function.
4060 (identify_blocks): Add assertions. Allow an incomplete set of
4061 block notes if we're still generating code for the function.
4062 * integrate.c: Include loop.h.
4063 (expand_inline_function): Call find_loop_tree_blocks to map block
4064 notes to blocks when in whole-function mode. Use retrofit_block
4065 to insert new BLOCKs for the inlined function, rather than
4067 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4068 * Makefile.in (integrate.o): Depend on loop.h.
4070 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4072 * tree.h (warn_about_unused_variables): Declare.
4073 * stmt.c (warn_about_unused_variables): New function, split out
4075 (expand_end_bindings): Here.
4077 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4079 * stmt.c (preserve_subexpressions_p): Don't crash when
4080 current_function->stmt is unset.
4082 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4084 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4085 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4086 (expand_start_target_temps): Use it.
4087 * except.c (expand_eh_region_start_for_decl): Likewise.
4088 * expr.c (expand_expr): Likewise.
4090 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4092 * fold-const.c (operand_equal_p): Pay attention to side effects.
4094 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4096 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4097 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4099 * tlink.c (scan_linker_output): Look for keywords before accepting
4100 a mangled name in quotes.
4102 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4104 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4105 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4107 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4109 * alpha.md: Revert Thu Nov 26 change that came in through the
4110 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4111 Avoid earlyclobber when possible.
4113 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4115 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4117 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4118 Define HAVE_ON_EXIT.
4120 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4122 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4123 CTYPE_CONV in all ctype macros.
4125 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4128 * cexp.y (initialize_random_junk): Likewise.
4130 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4132 * i370.c (handle_pragma): Likewise.
4134 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4136 * v850.c (override_options): Likewise.
4138 * doprint.c (_doprnt): Likewise.
4140 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4143 * fixinc/server.c (load_data): Likewise.
4145 * fold-const.c (real_hex_to_f): Likewise.
4147 * genattr.c (write_upcase, gen_attr): Likewise.
4149 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4150 write_upcase): Likewise.
4152 * genemit.c (print_code): Likewise.
4154 * genopinit.c (gen_insn): Likewise.
4156 * genpeep.c (print_code): Likewise.
4158 * genrecog.c (print_code): Likewise.
4160 * optabs.c (init_libfuncs): Likewise.
4162 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4164 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4166 (reemit_notes): Likewise.
4168 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4170 * ggc.h (ggc_root): Move to ggc-common.c.
4172 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4173 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4174 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4175 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4176 * ggc-common.c (ggc_root): Move from ggc.h.
4177 (roots): Declare, static.
4178 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4179 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4180 null or check/set mark bit.
4181 (ggc_mark_roots): New.
4182 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4184 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4186 * m32r.c: Include toplev.h.
4187 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4188 (gen_compare): Rename swap_p to must_swap to match uses.
4189 Add default abort case.
4190 (m32r_output_function_epilogue): Remove unused variables.
4191 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4192 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4193 define to empty parameter list. Update all uses.
4194 (predicate decls): Use enum machine_mode not int.
4195 * m32r.md (movsi): Call abort, not fatal_insn.
4196 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4198 1999-09-14 Andrew Haley <aph@cygnus.com>
4200 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4201 use $0 instead of 0.
4203 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4205 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4206 computation out of loop over hard regs.
4208 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4210 * function.c (identify_blocks): Don't shadow a variable in an
4212 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4213 pushdecl, or poplevel to build up the new BLOCK tree.
4214 (expand_inline_function): Likewise.
4215 (integrate_parm_decls): Likewise.
4217 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4219 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4221 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4223 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4224 * invoke.texi: Document this change.
4226 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4228 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4230 (mark_emit_status): Renamed from mark_emit_state.
4231 * except.c (mark_eh_status): Renamed from mark_eh_state.
4232 Check not null before marking.
4233 (free_eh_status): New.
4234 * expr.c (mark_expr_status, free_expr_status): New.
4235 * function.c (free_machine_status): New.
4236 (free_after_parsing): New.
4237 (free_after_compilation): Move bits to free_after_parsing; call
4238 free_eh_status, free_expr_status; zero the marked members of the
4240 (prepare_function_start): No can_garbage_collect.
4241 Call init_eh_for_function.
4242 (expand_dummy_function_end): Free up current_function state.
4243 (mark_function_status): Renamed from mark_function_state.
4244 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4245 * function.h (struct function): No can_garbage_collect.
4246 (free_machine_status, free_after_parsing): Declare.
4247 (free_eh_status, free_expr_status): Declare.
4248 * ggc.h (mark_expr_status): Declare.
4249 * stmt.c (free_stmt_status): Free the struct.
4250 (mark_stmt_status): Renamed from mark_stmt_state.
4251 (init_stmt): Don't call init_eh.
4252 (init_stmt_for_function): Don't call init_eh_for_function.
4253 * toplev.c (compile_file): Call init_eh.
4254 (rest_of_compilation): Free basic block info before ggc_collect.
4255 Call free_after_parsing; conditionally call free_after_compilation.
4256 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4257 Check not null before marking.
4258 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4260 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4262 * c-lex.c (yylex): Initialize warn.
4264 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4266 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4267 register when performing secondary reloads for the SAR register.
4269 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4271 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4272 (NOTE_BLOCK): New macro.
4273 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4274 * function.h (identify_blocks): Change prototype.
4275 * function.c (identify_blocks): Simplify.
4276 (reorder_blocks): Likewise.
4277 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4278 NOTE_INSN_BLOCK_{BEG,END}.
4279 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4280 the list of saved notes if the note isn't a
4281 NOTE_INSN_BLOCK_{BEG,END}.
4282 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4284 (reemit_notes): Adjust recreation of notes to reflect new saved
4286 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4287 printing a block note.
4288 * stmt.c (block_vector): Remove.
4289 (find_loop_tree_blocks): Simplify.
4290 (unroll_block_trees): Likewise.
4291 * tree.h (reorder_block): Change prototype.
4293 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4295 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4296 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4297 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4298 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4299 (atexit, exit): Simplify.
4300 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4301 * config/lots: Remove defns of HAVE_ATEXIT.
4303 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4305 * calls.c (precompute_arguments): Fix typo in comment.
4306 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4309 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4311 * dsp16xx.c (override_options): Fix typos in GC root registration.
4313 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4315 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4317 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4318 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4319 (CC1_SPEC): Likewise.
4321 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4323 * genattr.c (main): Add extern prototype. Call return, not exit.
4324 * genattrtab.c (main): Likewise.
4325 * gencheck.c (main): Likewise.
4326 * gencodes.c (main): Likewise.
4327 * genconfig.c (main): Likewise.
4328 * genemit.c (main): Likewise.
4329 * genextract.c (main): Likewise.
4330 * genflags.c (main): Likewise.
4331 * gengenrtl.c (main): Likewise.
4332 * genopinit.c (main): Likewise.
4333 * genoutput.c (main): Likewise.
4334 * genpeep.c (main): Likewise.
4335 * genrecog.c (main): Likewise.
4337 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4338 * genattrtab.c (get_insn_name): Likewise.
4339 * gencodes.c (get_insn_name): Likewise.
4340 * genconfig.c (get_insn_name): Likewise.
4341 * genemit.c (get_insn_name): Likewise.
4342 * genextract.c (get_insn_name): Likewise.
4343 * genflags.c (get_insn_name): Likewise.
4344 * genopinit.c (get_insn_name): Likewise.
4345 * genpeep.c (get_insn_name): Likewise.
4347 * gencheck.c (usage): Add static prototype.
4348 * genextract.c (print_path): Constify a char*.
4349 * genopinit.c (optabs): Likewise.
4350 * genoutput.c (operand_data, data, output_predicate_decls,
4351 compare_operands): Likewise.
4352 * genrecog.c (write_tree): Add default case in switch.
4354 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4356 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4358 * print-rtl.c (get_insn_name): Remove prototype.
4360 * toplev.h (progname): Declare const.
4362 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4363 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4364 dump_sched_info, dump_local_alloc, regset_release_memory,
4365 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4366 error_with_file_and_line, error_with_decl, error_for_asm, error,
4367 fatal, warning_with_file_and_line, warning_with_decl, warning,
4368 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4369 Remove redundant prototypes.
4371 (notice, check_lang_option, report_file_and_line, vnotice,
4372 mark_file_stack): Add static prototype.
4373 (set_fatal_function): Add prototype.
4374 (vnotice, report_file_and_line, set_fatal_function,
4375 check_lang_option): Constify a char*.
4376 (main): Prototype. Call return, not exit.
4378 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4380 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4382 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4384 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4386 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4388 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4390 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4391 behave as if it's zero in all cases.
4392 (expand_function_start): Adjust call to assign_parms.
4393 * tree.h (assign_parms): Adjust prototype.
4394 * objc/objc-act.c (hack_method_prototype): Adjust call to
4397 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4399 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4400 arg_pointer_rtx fixed if the argument pointer register is
4402 (NONZERO_BASE_PLUS_P): Likewise.
4404 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4406 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4407 match_insn2 to match_insn.
4408 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4410 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4412 * Makefile.in (USER_H): Remove va-foo.h.
4414 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4415 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4416 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4417 va-spur.h,va-v850.h}: Remove.
4419 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4421 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4422 (in_return_delay): Use it instead of match_insn.
4424 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4426 * config/alpha/va_list.h (va-alpha.h): Do not include.
4427 (__gnuc_va_list): Typedef as in varargs.h.
4429 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4431 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4432 DECL_LIVE_RANGE_RTL.
4434 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4436 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4437 not NOTE_BLOCK_NUMBER.
4438 (expand_eh_region_end): Likewise.
4439 (find_exception_handler_labels): Likewise.
4440 (scan_region): Likewise.
4441 (exception_optimize): Likewise.
4442 (update_rethrow_references): Likewise.
4443 (set_insn_eh_region): Likewise.
4444 * final.c (final_scan_insn): Likewise.
4445 * flow.c (make_edges): Likewise.
4446 * integrate.c (expand_inline_function): Likewise.
4447 * print-rtl.c (print_rtx): Likewise.
4449 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4451 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4452 terms of builtin functions and types.
4454 * mips.c (mips_build_va_list): New.
4455 (mips_va_start, mips_va_arg): New.
4456 * mips.h (BUILD_VA_LIST_TYPE): New.
4457 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4459 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4460 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4461 * sh.h (BUILD_VA_LIST_TYPE): New.
4462 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4464 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4466 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4467 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4468 (struct insn_data): Likewise with n_operands, n_dups,
4469 n_alternatives, output_format.
4470 * regclass.c (scan_one_insn): Cast n_operands to int before
4471 arithmetic inside comparison.
4473 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4475 * toplev.c (compile_function): Unconditionally emit nop.
4477 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4479 * haifa-sched.c (actual_hazard): Move declaration of variable
4480 `this_cost' into the scope where it is used.
4482 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4484 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4485 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4486 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4488 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4490 * jump.c (find_insert_position): Don't declare or define unless
4491 !HAVE_conditional_arithmetic.
4492 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4494 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4496 * recog.c (offsettable_address_p): Prototype function pointer.
4497 (preprocess_constraints): Call memset, not bzero.
4499 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4500 (gcc_obstack_init): Don't declare.
4501 (fix_sizetype): Add static prototype.
4502 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4503 (tree_cons): Call memset, not bzero.
4505 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4506 definition in macro ASM_WEAKEN_LABEL.
4507 (mark_const_hash_entry): Add static prototype.
4509 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4511 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4513 * unroll.c (find_common_reg_term, subtract_reg_term,
4514 loop_find_equiv_value): Add static prototypes.
4515 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4516 (copy_loop_body): Remove unreachable break statement.
4518 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4520 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4522 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4524 Undo some changes from the gcc2 merge:
4525 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4526 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4530 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4531 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4532 initialized float-int union if the value is a NaN.
4534 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4536 * gthr-win32.h: New file.
4538 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4539 shared as a valid attribute.
4540 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4541 * extend.texi: Document `shared' variable attribute.
4543 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4545 * configure.in: Handle --enable-threads on FreeBSD.
4546 * configure: Rebuit.
4548 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4550 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4552 * configure: Rebuilt.
4554 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4555 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4556 Rosimildo DaSilva <rdasilva@connecttel.com>
4558 * configure.in (m68k-*-rtemscoff*): Added.
4559 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4560 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4561 sparc-rtems configuration.
4562 * configure.in (sparc-*-rtemself*): Added.
4563 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4564 * config/i386/rtems.h: Added comment.
4565 * config/sparc/rtemself.h: New file.
4567 * configure.in (m68k-rtemself): Added.
4568 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4569 and DWARF_DEBUGGING_INFO.
4570 * config/m68k/crti.s: New file.
4571 * config/m68k/crtn.s: New file.
4572 * config/m68k/t-crtstuff: New file.
4573 * config/m68k/rtemself.h: New file.
4575 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4576 global ctor/dtor and C++ exception handling.
4577 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4578 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4580 * config/i386/t-rtems-i386: New File.
4582 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4584 * stmt.c (expand_end_case): Return right away if the case stack is
4587 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4589 * Makefile.in (version.c): Remove rule incorrectly brought in from
4592 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4594 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4595 * msdos/top.sed: Take into account a prepended $(SHELL) to
4597 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4599 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4601 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4603 * regmove.c (fixup_match_1): Don't change an unchanging register.
4604 (stable_but_for_p): Renamed to:
4605 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4606 Changed all callers.
4608 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4610 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4611 insn from BL2 is after the insn from BL.
4613 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4615 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4616 (struct insn_data): Merge `template' and `outfun' into `output'.
4617 Add `output_format'.
4618 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4619 (struct data): Remove `outfun'; add `output_format'.
4620 (name_for_index): Remove declaration.
4621 (output_insn_data): Handle output formats.
4622 (process_template): Emit the bare array for @.
4623 (gen_expand, gen_split): Set output_format to NONE.
4624 * output.h (get_insn_template): Declare.
4625 * final.c (get_insn_template): New.
4626 (final_scan_insn): Use it.
4627 * toplev.c (compile_file): Likewise.
4629 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4630 * i860/i860.c (output_delayed_branch): Likewise.
4631 (output_delay_insn): Likewise.
4633 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4635 * rtl.c (obstack_alloc_rtx): Removed.
4637 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4639 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4641 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4643 * i386.c (call_insn_operand): Reject const_int.
4644 (expander_call_insn_operand): Use call_insn_operand.
4646 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4648 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4650 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4652 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4653 Use DImode operation.
4655 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4657 * gcc.c: Include sys/resource.h.
4658 (report_times): New flag.
4659 (execute): If report_times is set, calculate and report the
4660 CPU time consumed by each subprocess.
4662 (rus, prus): New globals.
4663 (option_map): Add --time.
4664 (display_help): Document -time.
4665 (process_command): Set report_times if -time is given.
4666 Turn off -pipe if -time is given.
4668 * invoke.texi: Document new option -time.
4670 * configure.in: Check for getrusage. Check if we have to
4671 prototype getrusage.
4672 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4673 * configure: Regenerate.
4674 * config.in: Regenerate.
4676 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4678 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4681 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4683 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4684 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4685 (nan): Return _thenan_sf or _thenan_df as appropriate.
4686 (L_thenan_sf): Define _thenan_sf.
4687 (L_thenan_df): Define _thenan_df.
4689 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4690 (DPBIT_FUNCS): Add _thenan_df.
4692 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4694 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4697 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4699 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4702 (lang_specific_driver): Don't take a function pointer parameter.
4703 All callers changed.
4705 * gcc.c: Include gcc.h.
4706 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4707 lang_specific_extra_outfiles, fatal): Don't declare.
4708 (multilib_defaults_raw): Constify.
4709 (read_specs): Call memset, rather than bzero.
4710 (main): Call return, not exit.
4711 (lookup_compiler): Call memcpy, not bcopy.
4712 (fatal): Make extern.
4714 * cppspec.c: Include gcc.h.
4715 (lang_specific_driver): Initialize variable `quote'. Constify a
4716 char*. All calls to the function pointer parameter now
4717 explicitly call `fatal'.
4719 * gccspec.c (lang_specific_driver): Include gcc.h.
4721 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4723 * arm.c (note_invalid_constants): Use recog_data.operand_type
4726 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4728 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4731 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4732 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4733 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4734 reload_secondary_in_reload, reload_secondary_out_reload,
4735 reload_secondary_in_icode, reload_secondary_out_icode,
4736 reload_reg_rtx, reload_when_needed): Delete declarations.
4737 (struct reload): New structure.
4738 (rld): Declare new array.
4739 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4740 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4741 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4742 reload_secondary_in_reload, reload_secondary_out_reload,
4743 reload_secondary_in_icode, reload_secondary_out_icode,
4744 reload_reg_rtx, reload_when_needed): Delete definitions.
4746 (whole file): Replace uses of the deleted arrays with uses of rld.
4747 * reload1.c (whole file): Replace uses of the deleted arrays with
4749 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4750 explicit loops, not with bcopy.
4752 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4754 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4755 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4756 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4757 insn_name): Delete and consolidate into new structures.
4758 (insn_operand_predicate_fn): New.
4759 (insn_output_fn): New.
4761 (struct insn_operand_data): New.
4762 (struct insn_data): New.
4764 (OUT_FCN): Update for insn_data change.
4765 * builtins.c (expand_builtin_strlen): Likewise.
4766 (expand_builtin_memcmp): Likewise.
4767 * combine.c (make_extraction, simplify_comparison): Likewise.
4768 * cse.c (canon_reg, cse_insn): Likewise.
4769 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4770 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4771 (emit_store_flag): Likewise.
4772 * expr.c (convert_move, emit_block_move): Likewise.
4773 (clear_storage, emit_push_insn, expand_increment): Likewise.
4774 (do_store_flag): Likewise.
4775 * expr.h (GEN_FCN): Likewise.
4776 (insn_gen_function): Die.
4777 * final.c (final_scan_insn): Update for insn_data change.
4778 (output_asm_name): Likewise.
4779 * function.c (fixup_var_refs_1): Likewise.
4780 * loop.c (check_dbra_loop): Likewise.
4781 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4782 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4783 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4784 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4785 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4786 * regmove.c (gen_add3_insn): Likewise.
4787 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4788 (find_reloads, find_reloads_address_1): Likewise.
4789 (debug_reload_to_stream): Likewise.
4790 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4791 * stmt.c (expand_end_case): Likewise.
4792 * toplev.c (compile_file): Likewise.
4794 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4795 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4797 * print-rtl.c (insn_name_ptr): Remove declaration.
4798 (get_insn_name): Declare.
4799 (print_rtx): Use it.
4800 * genoutput.c (insn_name_ptr): Remove.
4801 (next_operand_number): New.
4802 (struct operand_data): New.
4803 (null_operand, odata, odata_end): New.
4804 (struct data): Use struct operand_data.
4805 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4806 (get_insn_name): Renamed from name_for_index.
4807 (output_prologue): Define NO_MD_PROTOTYPES.
4808 (output_predicate_decls): Break out from output_epilogue.
4809 Iterate over the operands list.
4810 (output_operand_data): Break out from output_epilogue. Emit
4811 just the operands list.
4812 (output_insn_data): Break out from output_epilogue. Emit just
4814 (output_epilogue): Remove.
4815 (output_get_insn_name): New.
4816 (constraints, op_n_alternatives, predicates, address_p): Die.
4817 (modes, strict_low, seen): Die.
4818 (scan_operands): Take new param `d' instead of writing to
4819 seven global variables.
4820 (compare_operands): New.
4821 (place_operands): New.
4822 (validate_insn_alternatives): Update for struct data change.
4823 (gen_insn): Don't zero or copy 7 global arrays. Update for
4824 scan_operands; call place_operands.
4825 (gen_peephole, gen_expand, gen_split): Likewise.
4826 (main): Update for new output routines.
4828 * genattr.c (insn_name_ptr): Remove.
4829 (get_insn_name): New function.
4830 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4831 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4832 * genrecog.c: Likewise.
4834 * alpha.md (adddi3): Make `pattern' array static.
4836 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4838 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4839 c4x_cpu_version_string): Constify char *.
4840 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4841 c4x_cpu_version_string): Likewise.
4843 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4845 * tree.c (save_tree_status): Revert 10 Sep change.
4846 (restore_tree_status): Likewise. Call obstack_free with NULL
4847 before freeing the obstack proper.
4849 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4851 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4853 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4854 surrounding context.
4856 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4858 * tree.c (type_hash_canon): Put all types in the hash-table, when
4861 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4863 * recog.h (struct recog_data, recog_data): New.
4864 (recog_foo variables): Kill.
4865 * recog.c (recog_operand, recog_operand_loc): Kill.
4866 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4867 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4868 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4869 (recog_data): Define.
4870 (extract_insn): Update all recog_foo references to use recog_data.
4871 (preprocess_constraints, constrain_operands): Likewise.
4872 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4873 * genattrtab.c (main): Likewise.
4874 * genextract.c (main): Likewise.
4875 * genoutput.c: Likewise.
4876 * genrecog.c (write_subroutine, main): Likewise.
4877 * local-alloc.c (block_alloc): Likewise.
4878 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4879 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4880 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4881 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4882 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4883 (reload_cse_simplify_operands): Likewise.
4885 * arc/arc.c (arc_final_prescan_insn): Likewise.
4886 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4887 * h8300/h8300.c (notice_update_cc): Likewise.
4888 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4889 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4890 * mn10200/mn10200.c (notice_update_cc): Likewise.
4891 * mn10300/mn10300.c (notice_update_cc): Likewise.
4892 * romp/romp.c (update_cc): Likewise.
4893 * sparc/sparc.c (check_pic): Likewise.
4894 * v850/v850.c (notice_update_cc): Likewise.
4896 * genemit.c (main): Don't declare recog_operand.
4898 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4900 * ggc.h (rtvec_def): Forward declare.
4901 (tree_node): Likewise.
4904 (ggc_set_mark_rtx): Add prototype.
4905 (ggc_set_mark_rtvec): Likewise.
4906 (ggc_set_mark_tree): Likewise.
4907 * ggc-simple.c (ggc_root): Don't define.
4908 (roots): Don't declare.
4909 (ggc_mark_rtx): Remove.
4910 (ggc_mark_rtvec): Likewise.
4911 (ggc_mark_tree): Likewise.
4912 (ggc_mark_varray): Likewise.
4913 (ggc_mark_tree_hash_table_entry): Likewise.
4914 (ggc_mark_tree_hash_table): Likewise.
4915 (ggc_set_mart_rtx): New function.
4916 (ggc_set_mark_rtvec): Likewise.
4917 (ggc_set_mark_tree): Likewise.
4918 (ggc_add_root): Remove.
4919 (ggc_add_rtx_root): Likewise.
4920 (ggc_remove_tree_root): Likewise.
4921 (ggc_add_string_root): Likewise.
4922 (ggc_add_tree_varray_root): Likewise.
4923 (ggc_add_tree_hash_table_root): Likewise.
4924 (ggc_del_root): Likewise.
4925 (ggc_mark_rtx_ptr): Likewise.
4926 (ggc_mark_tree_ptr): Likewise.
4927 (ggc_mark_string_ptr): Likewise.
4928 (ggc_mark_tree_varray_ptr): Likewise.
4929 (ggc_mark_tree_hash_table_ptr): Likewise.
4930 * ggc-common.c: New file.
4931 * Makefile.in (OBJS): Add ggc-common.o.
4932 (ggc-common.o): List dependencies.
4934 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4936 * cppalloc.c (xstrdup): Use memcpy.
4937 * cpperror.c (cpp_print_containing_files): Don't use
4939 * cpplib.c (conditional_skip): Set temp->lineno.
4940 (do_endif): Make error message less obscure.
4941 (if_directive_name): New function.
4942 (cpp_get_token [case EOF]): Unwind the if stack and generate
4943 error messages for each unterminated conditional in this file.
4944 (parse_string): Do not behave differently if -traditional.
4946 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4948 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4949 va_list decomposing to pointer-type.
4950 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4951 (rs6000_va_arg): Likewise.
4953 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4955 * except.c (start_dynamic_handler): Compute size using
4956 STACK_SAVEAREA_MODE.
4958 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4960 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4961 include directory headers. Don't define strrchr. Don't provide
4962 my_* replacement functions. Prefer PTR over `pointer_type'.
4963 Don't prototype system functions. Don't redefine getopt.
4965 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4966 safe_read, safe_write, save_pointers, restore_pointers,
4967 is_id_char, in_system_include_dir, directory_specified_p,
4968 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4969 find_corresponding_lparen, referenced_file_is_newer,
4970 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4971 process_aux_info_file, identify_lineno, check_source,
4972 seek_to_line, forward_to_next_token_char, output_bytes,
4973 output_string, output_up_to, other_variable_style_function,
4974 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4975 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4976 find_static_definition, connect_defs_and_decs, add_local_decl,
4977 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4978 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4979 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4980 scan_for_missed_items, edit_file, string_list_cons): Add static
4982 (standard_exec_prefix, target_machine, target_version,
4983 default_syscalls_dir, string_list, string_list_cons, find_file,
4984 do_cleaning): Constify a char*.
4985 (safe_read, safe_write): Use PTR, not a char*.
4986 (is_id_char): Take an int, not a char.
4987 (main): Add prototype. Call return, not exit.
4989 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4991 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4992 when comparing types.
4994 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4996 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4997 (strength_reduce): Release the varrays from the no-bivs early exit.
4999 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5000 the loop over the registers.
5002 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5004 (restore_tree_status): Check that instead when freeing the obstack.
5006 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5008 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5011 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5013 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5014 operand size modifiers.
5016 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5018 * c-common.c (c_common_nodes_and_builtins): Don't build
5020 * c-common.h (enum c_tree_index and related accesor macros): Remove
5021 everything now declared in tree.h.
5022 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5023 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5024 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5025 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5026 unsigned_type_node, ptr_type_node, va_list_type_node,
5027 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5028 (init_decl_processing): Call build_common_tree_nodes and
5029 build_common_tree_nodes_2 instead of building their nodes here.
5030 Don't add roots for these nodes.
5031 * stor-layout.c (size_zero_node, size_one_node): Delete.
5032 (set_sizetype): Make a new node for bitsizetype each time.
5033 * tree.c (global_trees): New variable.
5034 (init_obstacks): Add a gc root for it.
5035 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5036 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5037 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5038 (build_common_tree_nodes): New function.
5039 (fix_sizetype): New function.
5040 (build_common_tree_nodes_2): New function.
5041 * tree.h (enum tree_index): New.
5042 (global_trees): Declare.
5043 Add accessor macros for all nodes now moved to global_trees.
5044 Delete their declarations.
5046 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5048 * c-decl.c (finish_function): When processing a nested function,
5049 push and pop GC context around rest_of_compilation.
5051 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5053 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5054 Default ix86_arch to PROCESSOR_I386.
5055 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5056 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5057 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5058 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5059 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5060 (EXTRA_SPECS): Remove deleted specs.
5062 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5064 * function.c (assign_stack_local_1): Allocate from
5065 function->x_frame_offset, not frame_offset.
5067 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5069 * ggc.h (lang_cleanup_tree): Remove.
5070 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5071 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5073 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5074 TYPE_LANG_SPECIFIC when garbage collecting.
5075 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5076 (lang_cleanup_tree): Remove.
5078 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5080 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5081 * crtstuff.c: Not here.
5082 * dwarf2out.c: Or here.
5083 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5086 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5088 * function.h (free_after_compilation): Remove decl parameter.
5089 (free_varasm_status0: Likewise.
5090 (free_emit_status): Likewise.
5091 (free_stmt_status): Likewise.
5092 (free_after_compilation): Likewise.
5093 (init_lang_status): New variable.
5094 (free_lang_status): Likewise.
5095 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5096 * function.c (init_lang_status): New variable.
5097 (free_lang_status): Likewise.
5098 (push_function_context_to): Don't set function::decl here.
5099 (free_after_copmilation): Make decl parameter implicit. Call
5100 free_lang_status if defined.
5101 (prepare_function_start): Call init_lang_status if defined.
5102 (init_function_start): Set function::decl here.
5103 * profile.c (output_func_start_profiler): Don't call pushdecl
5104 until we've actually started the function.
5105 * stmt.c (free_stmt_status): Make decl parameter implicit.
5106 * toplev.c (rest_of_compilation): Don't pass decl to
5107 free_after_compilation.
5108 * varasm.c (free_varasm_status): Likewise.
5110 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5112 * except.c (call_get_eh_context): Add root when allocating static
5115 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5117 * arm.c: Include "ggc.h".
5118 (arm_add_gc_roots): New function.
5119 (arm_override_options): Call it.
5120 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5122 * arm.md (define_asm_attributes): Add a pool_range attribute.
5124 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5126 * extend.texi (Volatiles): New node.
5128 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5130 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5131 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5132 (struct ggc_any): Replace `mark' with `magic_mark'.
5133 (ggc_alloc_string): Use memcpy, not bcopy.
5134 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5135 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5136 (ggc_free_any): New.
5137 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5138 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5139 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5140 Use IS_MARKED. Use ggc_free_any.
5142 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5144 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5146 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5148 * toplev.c (main): Always init_ggc.
5150 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5152 * except.c (find_all_handler_type_matches): Free the list if
5153 we found no matches.
5155 * combine.c (SUBST): Break out to a real function do_SUBST.
5156 (SUBST_INT): Likewise.
5157 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5158 (pre_insert): Free `inserted'.
5159 * loop.c (basic_induction_var): Always set `location'.
5161 * function.c (expand_function_end): Add initial_trampoline as a root.
5162 * rtl.h (init_varasm_once): Declare.
5163 * toplev.c (compile_file): Call it.
5164 * ggc-simple.c (ggc_mark_string_ptr): New.
5165 (ggc_add_string_root): New.
5166 (ggc_collect): Disable collection avoidance temporarily.
5167 * ggc.h (ggc_add_string_root): Declare.
5168 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5169 * optabs.c (init_libfuncs): Likewise.
5170 * varasm.c (named_section): Use ggc_alloc_string.
5171 (make_function_rtl): Likewise.
5172 (make_decl_rtl): Likewise.
5173 (assemble_static_space): Likewise.
5174 (assemble_trampoline_template): Likewise.
5175 (output_constant_def): Likewise.
5176 (force_const_mem): Likewise.
5177 (mark_const_hash_entry): New.
5178 (mark_pool_sym_hash_table): New.
5179 (mark_varasm_state): Use it.
5180 (init_varasm_once): New.
5182 * expr.h (init_one_libfunc): Declare.
5183 * optabs.c (init_one_libfunc): New.
5184 (init_optabs): Use it.
5185 * config/gofast.h: Likewise.
5186 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5187 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5189 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5191 * Makefile.in (cppexp.o): Depend on cpphash.h.
5192 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5194 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5195 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5196 redefining poisoned identifiers, etc.
5197 (do_undef): Don't allow poisoned identifiers to be undefined.
5198 (do_pragma): Add #pragma poison.
5199 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5201 * cccp.c: Add T_POISON node type.
5202 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5204 (do_define): Generalise to handle poisoned definitions,
5205 redefining poisoned identifiers, etc.
5206 (do_undef): Don't allow poisoned identifiers to be undefined.
5207 (do_pragma): Add #pragma poison.
5208 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5210 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5211 * c-pragma.h: Add ps_poison state. We now always have generic
5214 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5216 * ggc.h (ggc_alloc): New function.
5217 (ggc_mark): Likewise.
5218 * ggc-simple.c (ggc_any): New structure.
5219 (ggc_status): Add anys.
5220 (n_anys_collected): New variable.
5221 (ggc_alloc): Define.
5222 (ggc_mark): Likewise.
5223 (ggc_collect): Collect the anys.
5225 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5227 * c-decl.c (mark_binding_level): Make static to match prototype.
5229 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5231 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5233 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5235 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5236 will use into account. Expand the max width to 5.
5239 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5241 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5244 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5246 * alpha.md (call value patterns): Remove the result predicates.
5248 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5250 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5253 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5255 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5256 changed from extern char *, to extern PTR. Also fix typo in
5257 NEED_DECLARATION_REALLOC test.
5259 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5261 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5263 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5264 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5265 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5266 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5268 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5270 * cccp.c (pcfinclude): Likewise.
5272 * global.c (allocno_compare): Likewise.
5274 * haifa-sched.c (rank_for_schedule): Likewise.
5276 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5278 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5280 * stupid.c (stupid_reg_compare): Likewise.
5282 * tree.c (_obstack_allocated_p): Likewise.
5284 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5286 1999-09-08 Bruce Korb autogen@linuxbox.com
5288 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5289 why "gperf -F" fails.
5290 * gcc/cp/Makefile.in: ditto
5291 * gcc/Makefile.in: ditto
5292 * gcc/java/Makefile.in: ditto
5294 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5296 * lists.c: Include ggc.h.
5298 (init_EXPR_INSN_LIST_cache): Install it.
5300 * ggc-simple.c (init_ggc): Absorb the old init.
5301 (ggc_push_context): Use xcalloc.
5302 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5303 (ggc_collect): Add [rvts] tags to the collection stats.
5305 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5307 * cccp.c (main): Fix handling of -include and -imacros options.
5309 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5311 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5313 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5315 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5318 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5320 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5321 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5322 and SET_DEST. Update comment.
5324 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5326 * config/c4x/c4x.c: Include ggc.h.
5327 (c4x_add_gc_roots): New function.
5328 (c4x_override_options): Call c4x_add_gc_roots.
5330 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5332 * defaults.h (TARGET_ESC): Move ...
5333 * system.h: ... here, where Linas had it in the first place. Silly me.
5335 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5337 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5338 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5339 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5340 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5341 * defaults.h (TARGET_ESC): Add default.
5343 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5345 * configure.in: add i370-*-openedition, i370-*-mvs and
5346 i370-*-linux targets
5348 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5350 * dsp16xxx.c: Include ggc.h
5351 (override_options): Mark GC roots.
5352 * mn10200.c: Include ggc.h.
5353 (asm_file_start): Mark GC roots.
5354 * tahoe.c: Include ggc.h.
5355 (extensible_operand): Mark GC roots.
5357 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5359 * README: Add section discussing status of ELF ABI.
5360 * i370.c: Fix misc spelling mistakes.
5361 (i370_label_scan): Updated notes, exception handling.
5362 (i370_function_prolog): Simplify ELF stack handling.
5363 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5364 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5365 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5366 * i370.md: (movdi): Add notes.
5367 (floatsidf2): Use stack not rtca for scratch float area.
5368 (iorsi3): Correct operand constraints.
5369 * x-oe: Restore TAROUTOPTS which are used by pax.
5371 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5373 * rs6000.c: Include ggc.h.
5374 (rs6000_add_gc_roots): New function.
5375 (override_options): Call it.
5377 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5379 * alpha.h (alpha_compare): New.
5380 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5381 * alpha.c: Likewise for the definitions.
5382 (alpha_emit_conditional_branch): Update for alpha_compare.
5383 (alpha_emit_conditional_move): Likewise.
5384 * alpha.md (cmpdf, cmpdi): Likewise.
5385 (setcc patterns): Likewise. Zero alpha_compare after use.
5386 (sne): Optimize (x != 0) into (0U < x).
5388 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5390 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5391 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5392 (INIT_EXPANDERS): Remove.
5393 * alpha.c: Include ggc.h.
5394 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5395 (alpha_init_machine_status, alpha_mark_machine_status): New.
5396 (override_options): Install them.
5397 (struct machine_function): Moved to alpha.h.
5398 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5399 (alpha_init_expanders): Remove.
5400 (alpha_return_addr): Adjust to use current_function->machine.
5401 (alpha_ra_ever_killed): Likewise.
5402 (alpha_expand_epilogue): Likewise.
5403 * alpha.md (eh_epilogue): Likewise.
5405 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5406 Melissa O'Neill <oneill@cs.sfu.ca>
5407 Geoffrey Keating <geoffk@cygnus.com>
5409 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5410 call-used registers (call-saved registers must still be contiguous
5411 and end with r31, of course).
5413 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5415 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5416 (self_promoting_type_p): Delete.
5417 (self_promoting_args_p): Move ...
5418 * c-common.c: ... here.
5419 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5420 (simple_type_promotes_to): New.
5421 * builtins.c (lang_type_promotes_to): New.
5422 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5423 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5424 * c-common.h: ... here.
5425 (self_promoting_args_p, simple_type_promotes_to): Declare.
5426 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5427 (grokdeclarator): Likewise.
5428 * tree.h (lang_type_promotes_to): Declare.
5430 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5432 Add some machine-dependent GC roots.
5433 * sparc.c: Include ggc.h.
5434 (sparc_add_gc_roots): New function.
5435 (mark_ultrasparc_pipeline_state): Likewise.
5436 (override_options): Call sparc_add_gc_roots.
5437 * pa.c: Include ggc.h.
5438 (pa_add_gc_roots): New function.
5439 (mark_deferred_plabels): Likewise.
5440 (override_options): Call pa_add_gc_roots.
5441 * mips.c: Include ggc.h.
5442 (mips_add_gc_roots): New function.
5443 (override_options): Use it.
5445 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5447 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5449 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5450 cpp_parse_expr): Add static prototypes.
5451 (parse_charconst): Don't cast away const-ness.
5452 (token): Constify a char*.
5454 * cppfiles.c (file_name_list, include_hash, find_include_file,
5455 finclude, initialize_input_buffer): Constify a char*.
5456 (file_cleanup, find_position): Add static prototypes.
5458 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5459 collect_expansion): Add static prototypes.
5460 (cpp_install, create_definition, monthnames): Constify a char*.
5462 * cpphash.h (cpp_install): Likewise.
5464 * cppinit.c (known_suffixes, default_include,
5465 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5466 (base_name, dump_special_to_buffer, initialize_dependency_output):
5467 Add static prototypes.
5469 * cpplib.c (my_strerror): Constify a char*.
5470 (null_underflow, null_cleanup, skip_comment, copy_comment,
5471 copy_rest_of_line, handle_directive, pass_thru_directive,
5472 get_directive_token, read_line_number, cpp_print_file_and_line,
5473 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5474 v_cpp_warning_with_line, detect_if_not_defined,
5475 consider_directive_while_skipping): Add static prototypes.
5476 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5477 cpp_pedwarn_with_file_and_line): Constify a char*.
5479 * cpplib.h (cpp_options, include_hash, progname, definition,
5480 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5481 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5482 find_include_file, deps_output, include_hash): Constify a char*.
5484 * cppmain.c (progname): Constify.
5485 (main): Add prototype. Use return, not exit.
5487 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5488 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5489 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5490 check_protection): Add static prototype.
5492 (progname, recognized_macrom, recognized_extern): Constify a char*.
5493 (main): Add prototype.
5495 * gen-protos.c (progname): Constify a char*.
5497 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5499 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5500 (init_emit_once): Add more GC roots.
5501 * except.c (mark_func_eh_entry): New function.
5502 (mark_eh_node): Mark false_label and rethrow_label.
5503 (init_eh): Add more GC roots.
5504 * function.c (free_after_compilation): Take decl as a paramter.
5505 Call free_stmt_status.
5506 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5508 * function.h (free_after_compilation): Change prototype.
5509 (free_varasm_status): Likewise.
5510 (free_emit_status): Likewise.
5511 (free_stmt_status): New function.
5512 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5513 Remove, replacing with ...
5514 (ggc_status): New structure.
5515 (ggc_chain): New variable.
5517 (ggc_push_context): New function.
5518 (ggc_pop_context): Likewise.
5519 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5520 (ggc_alloc_rtvec): Likewise.
5521 (ggc_alloc_tree): Likewise.
5522 (ggc_alloc_string): Likewise.
5523 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5524 (ggc_mark_tree): Give language-dependent code a chance to mark
5526 (ggc_mark_tree_varray): Handle empty arrays.
5527 (ggc_collect): Adjust for use of ggc_chain. Clear
5528 bytes_alloced_since_last_gc.
5529 * ggc.h (ggc_pop_context): New function.
5530 (ggc_push_context): Likewise.
5531 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5532 * stmt.c (free_stmt_status): New function.
5533 (init_stmt_for_function): Clear last_expr_value.
5534 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5535 Conditionalize call to ggc_collect.
5536 (main): Call init_ggc.
5537 * tree.c (push_obstacks): Do the push, even when GC'ing.
5538 (push_obstacks_nochange): Likewise.
5539 (pop_obstacks): Liekwise.
5540 * varasm.c (free_varasm_status): Take decl as a parameter.
5542 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5544 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5545 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5546 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5547 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5549 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5551 * pa/x-pa-mpeix: New file for the MPE port.
5553 * pa/quadlib.asm: New file for long double support.
5555 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5556 * configure: Rebuilt.
5558 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5560 * final.c (shorten_branches): Fix last change.
5562 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5564 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5566 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5568 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5571 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5573 * c-aux-info.c (concat): Don't define.
5575 * cccp.c (my_strerror): Likewise. All callers changed to use
5577 (do_include): Call xstrdup, not xmalloc/strcpy.
5578 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5579 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5581 * collect2.c (my_strsignal): Likewise. All callers changed to use
5583 (locatelib): Call xstrdup, not xmalloc/strcpy.
5585 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5587 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5589 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5591 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5593 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5595 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5597 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5599 (find_all_handler_type_matches): Likewise. Don't check return
5601 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5602 xmalloc, not malloc.
5603 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5605 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5606 (init_spec): Call xcalloc, not xmalloc/bzero.
5607 (set_spec): Call xstrdup, not save_string.
5608 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5609 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5610 (process_command): Call xstrdup, not save_string.
5611 (main): Call xcalloc, not xmalloc/bzero.
5613 * gcov.c (xmalloc): Don't define.
5614 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5615 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5616 (output_data): Call xcalloc, not xmalloc/bzero.
5618 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5620 * mips-tdump.c (xmalloc): Don't define.
5621 (print_symbol): Call xmalloc, not malloc.
5622 (read_tfile): Call xcalloc, not calloc.
5624 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5625 Don't define. All callers of xfree/my_strsignal changed to use
5626 free/strsignal instead.
5627 (allocate_cluster): Call xcalloc, not calloc.
5629 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5630 Fix memory leak, free allocated memory.
5632 * prefix.c (translate_name): Call xstrdup, not save_string.
5633 (update_path): Likewise.
5635 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5637 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5638 Don't define. Callers of xfree/savestring2 changed to use
5639 free/concat instead.
5641 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5642 (init_elim_table): Likewise.
5644 * resource.c (init_resource_info): Likewise.
5646 * stupid.c (stupid_life_analysis): Likewise.
5648 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5649 (open_dump_file): Call concat, not xmalloc/strcpy/...
5650 (clean_dump_file): Likewise.
5651 (compile_file): Call xstrdup, not xmalloc/strcpy.
5653 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5655 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5656 * v850.c (v850_va_arg): New.
5658 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5660 * haifa-sched.c: Tidy comments.
5662 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5664 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5665 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5666 $(out_object_file)): Depend on ggc.h.
5667 * c-common.c: Include "ggc.h".
5668 (combine_strings): If doing GC, use ggc_alloc_string.
5669 * c-decl.c: Include "ggc.h".
5670 (ggc_p): Define with value 0.
5671 (mark_binding_level): New function.
5672 (init_decl_processing): Add GC roots.
5673 (mark_c_function_context): New function.
5674 (lang_mark_false_label_stack): New function.
5675 (lang_mark_tree): New function.
5676 (lang_cleanup_tree): New function.
5677 * c-lang.c: Include "ggc.h".
5678 (lang_init): Call c_parse_init.
5679 * c-lex.c: Include "ggc.h".
5680 (check_linenum): If doing GC, don't copy filenames to permanent
5682 * c-parse.in: Include "ggc.h".
5683 (c_parse_init): New function.
5684 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5685 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5687 * except.c (mark_eh_state): Mark more state.
5688 * function.c (mark_function_state): Likewise.
5689 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5690 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5691 * toplev.c (mark_file_stack): New function.
5692 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5693 (main): Add root for input_file_stack.
5695 * i386.c: Include "ggc.h".
5696 (ix86_mark_machine_status): New function.
5697 (override_options): Set mark_machine_status.
5699 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5701 * tree.c (copy_node): Copy node contents also if doing GC.
5703 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5705 * collect2.c (scan_libraries): Fix double-thinko :-).
5707 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5709 * collect2.c (scan_libraries): Fix thinko.
5711 * cse.c (delete_trivially_dead_insns): Do not skip the last
5712 insn if it is a real insn.
5714 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5716 * Makefile.in (ggc-simple.o): Depend on hash.h.
5717 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5718 (ggc_mark_tree_varray): Likewise.
5719 (ggc_mark_tree_hash_table): Likewise.
5720 * ggc-simple.c: Include hash.h.
5721 (ggc_mark_tree_hash_table_ptr): New function.
5722 (ggc_mark_tree_hash_table_entry): Likewise.
5723 (ggc_mark_tree_hash_table): Likewise.
5724 (ggc_add_tree_hash_table_root): Likewise.
5725 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5726 rtx, when defining fields.
5728 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5730 * profile.c (output_func_start_profiler): Remove apparently
5731 nonsensical call to start_sequence.
5733 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5735 * clipper/clipper.c (clipper_va_start): Fix typos.
5737 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5738 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5739 (spur_va_arg): New stub.
5741 * configure.in: Comment out pyramid.
5743 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5745 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5746 don't conflict with the bits that win32, cygwin, and dgux
5749 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5750 Bernd Schmidt <bernds@cygnus.co.uk>
5752 * integrate.c (function_cannot_inline_p): Do not inline
5753 functions with forced labels.
5755 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5756 Bernd Schmidt <bernds@cygnus.co.uk>
5757 Mark Mitchell <mark@codesourcery.com>
5759 * Makefile.in (ggc-simple.o): Depend on varray.h.
5760 (rtl.o): Depend on ggc.h.
5761 (genattrtab.o): Depend on ggc.h.
5762 (print-tree.o): Likewise.
5763 (fold-const.o): Likewise.
5764 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5765 (make_insn_raw): Don't cache insns when GC'ing.
5766 (emit_insn_before): Likewise.
5767 (emit_insn_after): Likewise.
5768 (emit_insn): Likewise.
5769 (start_sequence): Use xmalloc to allocate the sequence_stack.
5770 (end_sequence): Add free to free it.
5771 (gen_sequence): Don't cache insns when GC'ing.
5772 (clear_emit_caches): Don't use sequence_element_free_list.
5773 (init_emit): Use xcalloc, not xmalloc+bzero.
5774 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5775 * function.c (pop_function_context_from): Use free to free the
5776 fixup_var_refs_queue.
5777 (put_reg_into_stack): Allocate it with xmalloc.
5778 * genattrtab.c: Include ggc.h.
5779 (operate_exp): Don't use obstack_free when GC'ing.
5780 (simplify_cond): Likewise.
5781 (simplify_text_exp): Likewise.
5782 (optimize_attrs): Likewise.
5783 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5785 (gencode): Generate a #include for ggc.h.
5786 * ggc-callbacks.c (ggc_p): Define it to zero.
5787 * ggc-none.c (ggc_p): Likewise.
5788 * ggc-simple.c: Include varray.h.
5789 (ggc_mark_tree_varray): New function.
5790 (ggc_add_tree_varray_root): Likewise.
5791 (ggc_mark_tree_varray_ptr): Likewise.
5792 * ggc.h (ggc_p): Declare.
5793 (varray_head_tag): Likewise.
5794 (ggc_add_tree_varray_root): Declare.
5795 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5796 inconsistencies when GC'ing.
5797 * rtl.c: Include ggc.h.
5798 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5799 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5800 (rtx_free): Don't call obstack_free when GC'ing.
5801 * toplev.c (rest_of_compilation): Call ggc_collect after every
5803 * tree.c (push_obstacks): Do nothing, if GC'ing.
5804 (pop_obstacks_nochange): Likewise.
5805 (pop_obstacks): Likewise.
5806 (make_node): Use ggc_alloc_tree when GC'ing.
5807 (copy_node): Likewise.
5808 (get_identifier): Use ggc_alloc_string when GC'ing.
5809 (build_string): Likewise.
5810 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5811 (tree_cons): Likewise.
5813 (type_hash_canon): Don't call obstack_free when GC'ing.
5815 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5817 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5818 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5820 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5821 Bernd Schmidt <bernds@cygnus.co.uk>
5822 Mark Mitchell <mark@codesourcery.com>
5824 * Makefile.in (stor-layout.o): Depend on ggc.h.
5825 (expr.o): Depend on ggc.h.
5826 (profile.o): Depend on ggc.h.
5827 (stor-layout.o): Depend on ggc.h.
5828 * emit-rtl.c (init_emit_once): Add gc roots.
5829 * expr.c: Include ggc.h.
5830 (emit_block_move): Add gc roots.
5831 (clear_storage): Likewise.
5832 * expr.h (init_stor_layout_once): New function.
5833 * profile.c: Include ggc.h.
5834 (init_arc_profiler): profiler_label is a root.
5835 * scan.c (make_sstring_space): Trust xrealloc to function
5836 correctly with first parameter NULL.
5837 * stor-layout.c: Include ggc.h.
5838 (set_sizetype): Add gc root.
5839 (init_stor_layout_once): New function.
5840 * toplev.c (compile_file): Call it.
5842 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5843 Bernd Schmidt <bernds@cygnus.co.uk>
5844 Mark Mitchell <mark@codesourcery.com>
5846 * Makefile.in (tree.o): Depend on ggc.h.
5847 (varasm.o): Likewise.
5848 (function.o): Likewise.
5850 (except.o): Likewise.
5851 (optabs.o): Likewise.
5852 (emit-rtl.o): Likewise.
5853 * emit-rtl.c: Include ggc.h.
5854 (sequence_element_free_list): Remove, and all references.
5855 (mark_sequence): New functions.
5856 (mark_emit_state): New function.
5857 * except.c: Include ggc.h.
5858 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5859 (mark_tree_label_node): New functions.
5860 (mark_eh_state): New function.
5861 * function.c: Include ggc.h.
5862 (mark_temp_slot, mark_function_chain): New functions.
5863 (mark_function_state): New function.
5864 (init_function_once): New function.
5865 * function.h (init_function_once): New function.
5866 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5867 * ggc.h (label_node): Declare.
5868 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5869 (lang_mark_false_label_stack): New function.
5870 (mark_temp_slot): Remove declaration.
5871 (mark_function_chain): Likewise.
5872 (mark_eh_state): Adjust prototype.
5873 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5875 * optabs.c: Include ggc.h.
5876 (mark_optab): New function.
5877 (init_optabs): Add gc roots.
5878 * stmt.c: Include ggc.h.
5879 (mark_cond_nesting, mark_loop_nesting): New functions.
5880 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5881 (mark_stmt_state): New function.
5882 * toplev.c (compile_file): Call init_function_once.
5883 * tree.c: Include ggc.h.
5884 (type_hash): Move declaration earlier in file.
5885 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5886 (init_obstacks): Add gc roots.
5887 (mark_type_hash): New function.
5888 * varasm.c: Include ggc.h.
5889 (mark_pool_constant): New function.
5890 (mark_varasm_state): New function.
5892 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5894 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5896 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5898 * c-decl.c (struct language_function): Renamed from struct c_function.
5900 (c_function_chain): Delete.
5901 (push_c_function_context): New arg F. Don't warn about nested
5902 functions here. Fill LANGUAGE elt of F. Delete code to update
5903 c_function_chain. Don't call push_function_context.
5904 (pop_c_function_context): New arg F. Restore from there instead of
5905 from c_function_chain. Don't call pop_function_context. Clear out
5906 LANGUAGE field of F when done.
5907 * c-lang.c: Include "function.h"
5908 (lang_init): Initialize save_lang_status and restore_lang_status.
5909 * c-parse.in (nested_function, nested_function_notype): Warn about
5910 nested functions. Call push_function_context/pop_function_context
5911 instead of the _c_ variants.
5912 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5914 * Makefile.in (c-lang.o): Update dependencies.
5916 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5917 regno_pointer_flag, regno_pointer_align.
5918 (gen_reg_rtx): Use xrealloc to enlarge them.
5919 (free_emit_status): New function.
5920 * function.c (mark_machine_status, mark_lang_status): New variables.
5921 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5922 in some bits from assign_stack_local. All callers changed to use new
5924 (assign_stack_local): Just call assign_stack_local_1.
5925 (free_after_compilation): New function.
5926 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5927 (trampoline_address): Likewise.
5928 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5929 (prepare_function_start): Explicitly clear some more variables.
5930 * function.h (struct function): New elt can_garbage_collect.
5931 (mark_machine_status, mark_lang_status): Declare variables.
5932 (free_after_compilation, free_emit_status, free_varasm_status,
5933 init_varasm_status): Declare functions.
5934 * toplev.c (rest_of_compilation): Call free_after_compilation when
5935 done with the current function.
5936 * varasm.c (free_varasm_status): New function.
5938 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5940 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5941 (EXPAND_BUILTIN_VA_ARG): Define.
5942 * sparc.c (sparc_va_start): New.
5943 (sparc_va_arg): New.
5945 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5947 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5949 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5951 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5953 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5955 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5957 (ggc-callbacks.o): New target.
5958 * ggc-callbacks.c: New file.
5960 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5962 * expr.h: Collapse individual optab and libfunc vars to arrays.
5963 (optab_index, libfunc_index): New enumerations.
5964 (optab_table, libfunc_table): New arrays.
5965 Add accessor macros for both.
5967 * optabs.c (optab_table, libfunc_table): New.
5968 Delete declarations for individual optab and libfunc vars.
5970 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5972 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5974 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5976 * Makefile.in (GGC, GGC_LIB): New.
5977 (HOST_RTL): Include ggc-none.o.
5978 (ggc-simple.o): New target.
5979 (ggc-none.o): Likewise.
5980 * tree.h (tree_common): Add gc_mark.
5981 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5982 (struct rtvec_def): Add gc_mark.
5983 * emit-rtl.c (global_rtl): Update static initializers to contain
5984 enough initializers.
5985 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5986 * toplev.c (gc_time): New variable.
5987 (all_time): New variable.
5988 (compile_file): Print gc time.
5989 (print_time): Calculate percentage of the whole.
5991 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5993 Change obstack memory management and varasm constant pool handling so
5994 that nested functions are treated like any other functions.
5995 * function.c (init_machine_status): New variable.
5996 (push_function_context_to): Set contains_functions for the outer
5997 function. Don't call save_varasm_status.
5998 (pop_function_context_from): Don't call restore_varasm_status. Don't
5999 set current_function_contains_functions.
6000 (prepare_function_start): Call init_varasm_status rather than
6001 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6003 * function.h (struct function) Add field varasm. Delete fields
6004 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6005 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6006 (init_machine_status): Declare.
6007 (save_varasm_status, restore_varasm_status): Delete declarations.
6008 (save_tree_status, restore_tree_status): Delete last argument.
6009 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6010 code. All callers changed.
6011 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6012 save_constants_in_decl_trees, restore_constants, save_constants,
6013 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6015 (inlining): New variable.
6016 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6017 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6019 (save_for_inline_nocopy): Don't save constants.
6020 Don't set inl_emit field in current_function.
6021 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6022 function. Set new variable inlining before
6023 calling copy_rtx_and_substitute.
6024 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6025 constant pool references if inlining is nonzero.
6026 Delete ADDRESS and (most of the) CONST cases.
6027 (output_inline_function): Save and restore current_function/
6028 current_function_decl. Delete restore_constants code. Don't call
6029 init_const_rtx_hash_table.
6030 * output.h (init_const_rtx_hash_table): Don't declare.
6031 * rtl.h (struct function): Declare.
6032 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6033 * toplev.c (rest_of_compilation): Don't treat nested functions or
6034 functions containing them specially. Delete all code to deal with
6035 save_for_inline_copying.
6036 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6037 inline_obstacks): Delete variables.
6038 (save_tree_status): Lose arg CONTEXT. All callers changed.
6039 Simply allocate a new function_maybepermanent_obstack for the new
6040 function, delete all the special cases.
6041 Don't save inline_obstacks.
6042 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6043 Delete special handling for function_maybepermanent_obstack; simply
6045 Don't restore inline_obstacks.
6046 (permanent_allocation): Delete code that frees inline_obstacks.
6047 (print_inline_obstack_statistics): Delete function.
6048 (dump_tree_statistics): Don't call it.
6049 * varasm.c (struct varasm_status): New.
6050 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6051 last_pool, pool_offset, const_double_chain): Delete global
6052 variables, replace with accessor macros.
6053 (immed_double_const): Don't walk const_double_chain outside a
6054 function, but don't treat nested functions specially anymore.
6055 (immed_real_const_1): Likewise.
6056 (clear_const_double_mem): Don't treat nested functions specially.
6057 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6058 (save_varasm_status, restore_varasm_status): Delete functions.
6059 (init_varasm_status): New function.
6060 (force_const_mem): Don't treat nested functions specially.
6061 (find_pool_constant): Accept new arg F, search for constants in
6062 that function's pool rather than the current one. All callers
6064 (get_pool_constant_for_function, get_pool_mode_for_function): New
6067 * i386.c (init_386_machine_status): New function, mostly from
6068 clear_386_stack_locals.
6069 (struct machine_functions): Rename element names to avoid name
6071 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6072 macros, replacing global variables.
6073 (clear_386_stack_locals, save_386_machine_status,
6074 restore_386_machine_status): Delete functions.
6075 (override_options): Initialize init_machine_status.
6076 * i386.h (INIT_EXPANDERS): Delete macro.
6077 (save_386_machine_status, restore_386_machine_status,
6078 clear_386_stack_locals): Delete declarations.
6080 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6082 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6083 (doloop_begin): Simplify pattern and use emit_jump_insn.
6084 (doloop_end): Simplify pattern, switch operand order,
6085 and use emit_jump_insn.
6087 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6089 * function.h (struct function): Add new element LANGUAGE.
6090 (save_lang_status): Declare new variable.
6091 (restore_lang_status): Likewise.
6092 * function.c (save_lang_status): Define.
6093 (restore_lang_status): Likewise.
6094 (push_function_context_to): Call language-specific save function.
6095 (pop_function_context_from): Call language-specific restore function.
6097 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6099 * i386.md (movsf_1): Check REG_P before use of REGNO.
6100 (movdf_1): Likewise.
6101 (movxf_1): Likewise.
6102 (extendsfdf2): Likewise.
6103 (extendsfxf2): Likewise.
6104 (extenddfxf2): Likewise.
6106 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6108 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6109 constants into memory.
6110 (c4x_shiftable_constant): New function.
6111 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6112 (c4x_shiftable_constant): Declare.
6113 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6114 ashlqi3_noclobber): Add new patterns and associated splitters.
6116 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6118 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6119 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6120 * final.c (shorten_branches): Likewise.
6121 * global.c (global_alloc): Likewise.
6122 * haifa-sched.c (build_control_flow): Likewise.
6123 * stmt.c (check_for_full_enumeration_handling): Likewise.
6124 (estimate_case_costs): Likewise.
6126 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6128 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6130 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6132 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6133 (recompute_reg_usage): Likewise.
6134 * rtlanal.c (find_regno_fusage): Likewise.
6136 * rtl.c (rtl_check_failed_code1): New function.
6137 (rtl_check_failed_code2): New.
6138 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6139 (RTL_CHECKC1, RTL_CHECKC2): New.
6140 (XC*): New accessor macros.
6141 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6142 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6143 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6144 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6145 (TRAP_*, RANGE_INFO_*): Likewise.
6147 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6149 * Makefile.in (tlink.o): Don't depend on toplev.h.
6151 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6152 output_file, nm_file_name, ldd_file_name, strip_file_name,
6153 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6154 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6155 fork_execute, maybe_unlink, add_to_list,
6156 extract_init_priority, write_list, dump_list,
6157 dump_prefix_list, write_list_with_asm, write_c_file,
6158 write_c_file_stat, write_c_file_glob, scan_prog_file,
6159 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6160 ignore_library, extract_string, notice, dump_file, target_machine,
6161 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6162 read_file, print_load_command): Constify a char*.
6163 (fdopen, error, fatal, fatal_perror): Don't prototype.
6164 (my_strerror): Remove. All callers use xstrerror instead.
6165 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6166 (main): Add prototype. Constify lots of char* ptrs. Change calls
6167 to xcalloc/strcpy/strcat/... to one call to concat.
6168 (main, scan_prog_file, scan_libraries): Use an intermediate
6169 `const char **' to build an argv array.
6170 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6172 * collect2.h (collect_execute, collect_wait, dump_file,
6173 file_exists): Constify a char*.
6174 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6175 temporary_firstobj, vflag, debug): Add extern declarations.
6176 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6178 * tlink.c: Don't include toplev.h.
6179 (vflag, debug, ldout, c_file_name, temporary_obstack,
6180 permanent_obstack, temporary_firstobj): Don't declare.
6181 (tlink_execute, frob_extension, symbol_hash_lookup,
6182 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6183 recompile_files, read_repo_files, demangle_new_symbols,
6184 scan_linker_output): Constify a char*.
6185 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6186 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6188 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6190 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6191 (relative) rather than jsr (absolute) subroutine call insns.
6192 * config/m68k/m68k-coff.h: Ditto.
6194 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6196 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6197 now rework these too.
6198 (arm_reorg): If an insn can't reach the end of the current pool,
6199 ensure that we emit that pool before the insn.
6201 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6203 * tlink.c (scan_linker_output): Skip the initial underscore in
6204 a mangled name if appropriate.
6206 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6208 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6209 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6210 error_with_ivar, gen_declarator, create_builtin_decl,
6211 my_build_string, generate_descriptor_table, generate_ivars_list,
6212 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6213 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6214 dump_base_name, lang_decode_option, build_encode_expr,
6215 start_class, finish_class, encode_pointer, really_start_method,
6216 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6218 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6219 Add static prototypes.
6220 (build_objc_string_decl, build_selector_reference_decl,
6221 encode_bitfield, build_class_reference_decl): Remove unused
6222 parameter, all callers changed.
6223 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6224 (objc_printable_name): Likewise. Change second parameter to type int.
6225 (init_objc): Use memcpy, not bcopy, to avoid casts.
6227 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6229 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6230 reg notes on a deleted insn.
6231 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6233 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6235 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6237 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6239 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6242 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6244 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6245 * tm.texi (MD_ASM_CLOBBERS): Document it.
6247 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6249 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6250 * except.c (expand_rethrow): Remove unused variable.
6251 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6252 * flow.c (replace_insns): Likewise.
6253 (create_edge_list, verify_edge_list): Likewise.
6254 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6256 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6257 is special code to run.
6258 (main): Don't define operands to emit_operand.
6259 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6261 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6263 * alpha/alpha.h (normal_memory_operand): Declare.
6264 (reg_no_subreg_operand): Declare.
6265 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6267 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6269 * c-parse.in (compstmt_primary_start): New, broken out of first
6270 part of compstmt handling in primary.
6271 (primary): Use it. Add an error clause.
6272 (compstmt_nostart): Renamed from compstmt; remove all
6273 initial invocations of compstmt_start.
6276 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6278 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6281 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6283 * combine.c (simplify_shift_const): Remove extra semicolon.
6284 * dwarf2out.c (remove_AT): Likewise.
6285 * expmed.c (expand_mult): Likewise.
6286 * gcov.c (create_program_flow_graph): Likewise.
6287 * reorg.c (mostly_true_jump): Likewise.
6289 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6291 * fold-const.c (fold_range_test): Do not try to fold the range
6292 test if the rhs or lhs has side effects.
6294 * combine.c (simplify_rtx): Recognize another case of a synthesized
6297 * varasm.c (mark_constant_pool): When marking indirect references,
6298 only look at SYMBOL_REFs.
6300 * except.c (expand_fixup_region_end): Do not peek at
6301 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6303 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6305 * flags.h: New variables align_loops, align_loops_log,
6306 align_jumps, align_jumps_log, align_labels, align_labels_log,
6307 align_functions, align_functions_log.
6308 * toplev.c: Define them.
6309 (f_options): Handle -falign-* when they have no argument.
6310 (main): Add logic to set variables for -falign-functions,
6311 -falign-jumps, -falign-labels, -falign-loops.
6312 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6313 (display_help): Change help to match options.
6314 * final.c (LABEL_ALIGN): Default to align_labels_log.
6315 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6316 (LOOP_ALIGN): Default to align_loops_log.
6317 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6318 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6319 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6320 * varasm.c (assemble_start_function): Handle align_functions.
6322 * config/sparc/sparc.h: Don't declare sparc_align_*.
6323 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6324 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6326 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6328 * config/sparc/sparc.c: Delete sparc_align_loops,
6329 sparc_align_jumps, sparc_align_funcs and the corresponding string
6331 (sparc_override_options): Default align_functions on ultrasparc.
6332 Delete -malign-* handling.
6334 * config/mips/mips.c (override_options): On 64-bit targets,
6335 try to align code to 64-bit boundaries.
6336 (print_operand): New substitution, %~,
6337 which aligns labels to align_labels_log.
6338 * config/mips/mips.md (div_trap_normal): Use %~.
6339 (div_trap_mips16): Likewise.
6344 (ashldi3_internal): Likewise.
6345 (ashrdi3_internal): Likewise.
6346 (lshrdi3_internal): Likewise.
6347 (casesi_internal): Likewise.
6349 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6351 Merge new ia32 backend from the branch!
6353 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6354 See ChangeLog.P2 on new_ia32_branch for details.
6356 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6357 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6358 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6359 * i386/gas.h (ASM_FILE_START): Define.
6360 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6361 for name change of ix86_valid_decl_attribute_p.
6362 (i386_pe_valid_type_attribute_p): Similarly.
6364 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6366 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6367 to step through CC modes.
6369 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6371 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6372 it would end up in the shadow of a live flags regsiter.
6374 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6376 * reload1.c: Fix many indentation problems.
6377 * reload.c: Likewise.
6379 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6381 * alias.c (non_local_reference_p): Constify fmt.
6383 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6385 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6387 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6389 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6390 the internal_arg_pointer.
6392 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6394 Merge peephole2 from new_ia32_branch:
6395 * Makefile.in (STAGESTUFF): Add *.peephole2.
6396 (mostlyclean): Likewise.
6397 (recog.o): Depend on resource.h.
6399 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6400 (final_scan_insn): Likewise for the invocation of peephole.
6401 * genconfig.c (main): Look for peephole and peephole2 patterns.
6402 Emit HAVE_peephole* accordingly.
6403 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6404 * flags.h (flag_peephole2): Declare.
6405 * toplev.c: New pass peephole2. New flag -fpeephole2.
6407 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6408 * gencodes.c (main): Likewise.
6409 * genextract.c (main): Likewise.
6410 * genoutput.c (main): Likewise.
6411 * genemit.c (max_operand_1): Look for the max scratch operand.
6412 (gen_rtx_scratch): New.
6413 (gen_exp): Use it, and pass on new arg subroutine_type.
6414 (gen_expand): Take max scratch into account.
6415 (gen_split): Emit peephole2 functions.
6416 (output_peephole2_scratch): New.
6417 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6418 * genrecog.c (routine_type): Add PEEPHOLE2.
6420 (make_insn_sequence): Match outer parallel for peep2. Discard
6421 top level scratches and dups.
6422 (add_to_sequence): New args insn_type and top. Update all callers.
6423 Handle toplevel peep2 matching insns.
6424 (write_subroutine): Handle peep2.
6425 (write_tree_1): Likewise.
6426 (write_tree): Likewise.
6428 (change_state): New arg afterward. Update all callers.
6429 Handle matching separate insns.
6430 * recog.c (recog_next_insn): New.
6431 (peephole2_optimize): New.
6432 * rtl.def (DEFINE_PEEPHOLE2): New.
6433 * resource.c (find_free_register): New argument last_insn. Use it
6434 to find a register available through the entire span.
6435 * resource.h (find_free_register): Update prototype.
6437 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6439 * i386.c (output_strlen_unroll): Don't write xops[7]
6440 label if it wasn't set.
6442 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6444 * cpplib.c (struct directive): Const-ify name pointer and
6445 function pointer prototype.
6446 (validate_else, do_define, do_line, do_include, do_undef,
6447 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6448 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6449 do_warning): Const-ify second arg.
6450 (directive_table): Mark const. Reorder entries by frequency
6451 of usage, record statistics.
6453 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6455 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6456 bounds- check RTL accesses if --enable-checking.
6457 (RTVEC_ELT): Bounds check if --enable-checking.
6458 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6459 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6460 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6462 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6463 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6465 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6466 (NOTE_SOURCE_FILE): Use X0STR.
6467 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6468 MEM_ALIAS_SET): Use X0INT.
6469 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6470 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6472 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6473 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6474 (rtl_check_failed_bounds, rtl_check_failed_type1,
6475 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6477 (fancy_abort): Fix comment.
6479 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6480 (cse_insn): Decrement LABEL_NUSES for jump target before
6482 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6483 * final.c (alter_subreg): Compute regno before changing x to
6484 REG; set REGNO(x) after changing it.
6485 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6486 notes containing CONST_INTs.
6487 (delete_eh_regions): Use NOTE_EH_HANDLER.
6488 * function.c (put_reg_into_stack): Make reg a MEM before
6490 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6492 (gen_mem_addressof): Make reg a MEM before initializing it.
6493 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6495 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6496 deleting an insn, not after.
6497 (block_alloc): Only look at PATTERN(insn) if we have to, and
6498 only if it's format class 'i'.
6499 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6500 CONST_INT before using its INTVAL.
6501 * print-rtl.c (print_rtx): Use X0STR.
6502 * regmove.c (fixup_match_1): Don't look at PATTERN of
6503 non-class-'i' insn chain elements.
6504 * reload.c (loc_mentioned_in_p): Take address of
6505 in->fld[1].rtx directly.
6506 * reload1.c (reload): Change reg to a MEM before initializing
6508 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6510 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6512 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6514 * config/mips/mips.c (machine_dependent_reorg): Force a
6515 barrier to output the local constant pool if a barrier hasn't
6516 been found at a natural point in the instruction stream.
6518 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6520 * c-parse.in (language_string): Constify.
6522 * dwarf2out.c (language_string): Remove declaration.
6524 * dwarfout.c (language_string): Likewise.
6526 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6528 * tree.h (language_string, init_parse, finish_parse): Declare.
6530 * i386/sun386.h (language_string): Remove declaration.
6532 * mips.h (language_string): Likewise.
6534 * nextstep.h (language_string): Likewise.
6536 * nextstep21.h (language_string): Likewise.
6538 * rs6000.c (language_string): Likewise.
6540 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6542 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6543 (getpwd.o): Remove target.
6545 * getpwd.c: Delete file. Its in libiberty now.
6547 * dbxout.c (getpwd): Don't prototype.
6548 * dwarf2out.c (getpwd): Likewise
6549 * dwarfout.c (getpwd): Likewise
6550 * final.c (getpwd): Likewise.
6551 * protoize.c (getpwd): Likewise.
6553 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6555 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6557 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6559 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6562 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6564 * fixinc/Makefile.in (subdir): New.
6565 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6568 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6570 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6571 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6574 * invoke.texi: Fix typo.
6576 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6577 changed. Handle autoincrement addressing modes.
6579 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6580 just like we would the virtual incoming args register when
6583 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6585 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6586 path, in .file directive.
6588 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6590 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6593 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6595 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6598 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6600 * tree.c (tree_code_name): Constify a char*.
6602 * tree.h (tree_code_name, decl_printable_name): Likewise.
6604 * function.h (struct function): Likewise.
6606 * toplev.c (decl_name, decl_printable_name): Likewise.
6608 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6610 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6611 (init_objc): Remove function pointer cast.
6613 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6615 * pa.md (interspace_jump): New pattern.
6616 (builtin_longjmp): New expander.
6618 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6620 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6621 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6622 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6624 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6626 * jump.c (delete_prior_computation): Also check calls
6627 to constant functions. Don't bother checking for a
6628 REG_UNUSED note before adding it.
6629 (delete_computation): Handle multi-word hard registers
6630 when synthesizing missing REG_DEAD notes for a register
6631 which is both set and used by an insn.
6633 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6635 * loop.c (this_loop_info): New variable.
6636 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6637 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6639 (prescan_loop, strength_reduce): New argument loop_info. All callers
6641 (scan_loop): New variable loop_info, initialise to address of
6643 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6644 Delete variable loop_has_multiple_exit targets and replace with
6645 field in this_loop_info.
6646 (find_and_verify_loops): Rename this_loop to this_loop_num.
6647 (strength_reduce): Delete loop_iteration_info. Replace variable
6648 loop_info with function argument of same name.
6649 (insert_bct): Rework test for loop being completely unrolled.
6651 * loop.h (struct loop_info): New fields num, loops_enclosed,
6652 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6653 has_indirect_jump, and cont. Redefine use of unroll_number.
6654 (loop_unroll_number): Delete.
6656 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6658 (loop_iterations): Delete variable vtop and instead use
6659 loop_info->vtop computed in prescan_loop.
6661 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6663 * fix-header.c (main): Do not pass a null pointer to strcmp.
6665 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6667 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6669 * configure: Rebuilt.
6671 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6673 * jump.c (jump_optimize_1): Do not delete assignments to
6674 internal_arg_pointer.
6675 * cse.c (delete_trivially_dead_insns): Always consider a set of
6676 the internal_arg_pointer live.
6678 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6680 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6681 (update_life_info) [REG_WAS_0]: Search the original insns rather
6682 than the new insns for the note. Fix typos finding note_dest.
6683 If no dest found, discard the note rather than abort.
6684 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6685 (replace_insns): Remove the old insn list after update_life_info
6688 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6690 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6692 (sched_analyze_1): Let add_dependence care for not adding dups.
6693 (sched_analyze_2): Likewise.
6694 (add_branch_dependences): Likewise.
6696 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6698 * i386/winnt.c (export_list): New type.
6699 (exports_head): Rename to
6700 (export_head): this.
6701 (i386_pe_record_exported_symbol): Add is_data flag.
6702 (i386_pe_asm_file_end): Emit directive for exported variables.
6703 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6705 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6706 (ASM_DECLARE_OBJECT_NAME): Likewise.
6707 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6708 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6710 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6712 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6714 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6717 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6719 * config/openbsd.h: Define SET_ASM_OP.
6720 * tm.texi: cross-reference SET_ASM_OP in the index.
6722 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6724 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6725 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6726 and class_narrowest_mode at compile time. Kill init_rtl.
6727 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6728 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6729 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6731 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6733 * rtl.h: Declare rtx_length and rtx_format as const.
6734 * machmode.def: Define CC(). Use CC() to define CCmode. If
6735 EXTRA_CC_MODES is defined, expand it here.
6736 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6737 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6738 const. Kill all references to EXTRA_CC_MODES.
6740 * toplev.c: Don't prototype or call init_rtl.
6741 * optabs.c: Don't call init_mov_optab.
6742 * genemit.c: Don't generate init_mov_optab. Don't call
6744 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6746 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6747 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6748 genrecog.c: Don't call init_rtl.
6750 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6751 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6752 definition of EXTRA_CC_MODES.
6754 * md.texi: Kill ref to EXTRA_CC_NAMES.
6755 * tm.texi: Document new way to define EXTRA_CC_MODES.
6757 * genrecog.c: Do not look up the name of a define_split.
6760 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6762 * config/v850/v850.md: Fix typo introduced by previous delta.
6764 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6766 * gcc.c (fatal): Make definition static to match prototype.
6768 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6770 * combine.c (get_last_value): Don't look for earlier sets if the last
6771 known set is somewhere in between the insns being combined.
6773 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6775 * configure.in: Don't use shell ! to negate exit codes
6776 * configure: Regenerate
6778 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6780 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6781 the fact that ALIGN is measured in bits, not bytes.
6783 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6785 * errors.c: New file; defines functions error, warning, and
6786 fatal, variables have_error and progname.
6787 * errors.h: New file; prototypes and decls for stuff in errors.c.
6789 * Makefile: Add rules to build errors.o and
6790 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6791 genopinit, genrecog, genextract, genpeep, genattr, and
6792 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6793 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6794 genpeep.o, genattr.o, and genoutput.o.
6796 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6797 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6798 define or prototype fatal. Set progname at beginning of main.
6799 * genoutput.c: Likewise, and don't define or prototype error
6802 * c-typeck.c (c_expand_start_case): Return immediately if exp
6804 * fold-const.c (operand_equal_p): Return immediately if arg1
6805 or arg0 are ERROR_MARKs.
6806 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6807 fields of type ERROR_MARK when calculating if the record can
6810 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6811 with much help from Jeffrey A Law and Richard Henderson
6813 * i386.md: In the 6 insns which call output_fix_trunc,
6814 earlyclobber operands[0].
6816 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6818 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6819 creating new registers.
6821 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6823 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6824 i386_reg_alloc_order, i386_regparm_string,
6825 i386_align_loops_string, i386_align_jumps_string,
6826 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6827 and i386_branch_cost_string as type "const char *".
6828 * i386.c: Define all above strings as type "const char *".
6830 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6832 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6833 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6835 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6837 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6838 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6840 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6842 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6843 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6844 (dwarf2out_line, dwarf2out_finish): Likewise.
6845 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6847 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6849 * tree.c (lang_unsave_expr_now) : Correct return type.
6850 * tree.h (lang_unsave_expr_now) : Same.
6852 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6854 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6855 instead of duplicating code.
6857 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6859 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6861 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6863 * tree.h: fancy_abort always takes three args.
6864 * resource.c: Move include of system.h before toplev.h.
6866 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6868 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6871 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6873 * system.h: Don't redefine abort or trim_filename.
6874 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6875 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6876 whether or not __FUNCTION__ is available.
6877 * tree.h: Duplicate rtl.h's definition of abort, for files
6878 that don't include rtl.h. Delete all code to perform type
6879 checking with a compiler other than GCC.
6880 * varray.h: Delete all code to perform type checking with a
6881 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6882 its arguments exactly once, using a statement expression.
6883 Adjust the VARRAY_<type> accessor macros to match.
6884 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6885 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6886 caller's location. Define fatal_insn and fatal_insn_not_found
6887 as macros that use _fatal_insn and _fatal_insn_not_found.
6888 (fancy_abort, trim_filename): Kill prototypes.
6890 * rtl.c (trim_filename): Move here from toplev.c.
6891 (fancy_abort): New function.
6892 (DIR_SEPARATOR): Provide default definition.
6893 * tree.c (tree_check_failed, tree_class_check_failed): Go
6894 through fancy_abort.
6895 (tree_check, tree_class_check, cst_or_constructor_check,
6896 expr_check): Delete.
6897 * varray.c (varray_check_failed): New function.
6898 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6899 _fatal_insn and _fatal_insn_not_found. Go through
6901 (trim_filename, fancy_abort): Delete.
6903 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6904 * except.c (start_catch_handler): Report ICE with error/abort
6906 * final.c (output_operand_lossage): Likewise.
6907 * flow.c (verify_flow_info): Likewise.
6909 * gcc.c: Prototype fatal.
6910 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6911 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6912 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6913 Don't define fancy_abort.
6915 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6917 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6920 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6922 * m88k.h (VERSION_INFO2): Kill.
6923 (VERSION_STRING): Kill.
6925 (VERSION_INFO1): Tidy.
6926 (TARGET_VERSION): Update.
6927 * m88k/dgux.h (VERSION_INFO2): Kill.
6928 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6929 * m88k/luna.h (VERSION_INFO1): Tidy.
6930 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6931 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6932 (output_file_start): Adjust for death of VERSION_STRING.
6934 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6936 * cpplib.c (detect_if_not_defined): New function.
6937 (do_if): Use it to detect potential once-only headers.
6939 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6941 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6943 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6945 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6946 anywere in the function only if they are pseudos and set before
6947 being used (not live at the start of the function).
6948 (num_sign_bit_copies) : Same.
6949 (get_last_value_validate) : Same.
6950 (get_last_value) : Same.
6952 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6954 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6955 where N and M are constant and N is an integer multiple of M.
6957 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6959 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6960 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6961 sbitmap_union_of_preds): Add prototypes.
6962 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6963 the intersection of successors with the new flow graph structures.
6964 (sbitmap_intersection_of_preds): New function to compute the
6965 intersection of predecessors with the new flow graph structures.
6966 (sbitmap_union_of_succs): New function to compute the union of
6967 successors with the new flow graph structures.
6968 (sbitmap_union_of_preds): New function to compute the union of
6969 predecessors with the new flow graph structures.
6970 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6971 (expr_reaches_here_p): Use edge and basic_block structures instead
6972 of s_preds and s_succs.
6973 (compute_cprop_avinout): Use new sbitmap routines.
6974 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6975 of s_preds and s_succs.
6976 * flow.c (compute_flow_dominators): Compute dominators using
6977 edges and basic blocks instead of s_preds and s_succs.
6979 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6981 * lists.c (unused_insn_list, unused_expr_list): New file for
6982 maintaining various types of lists. New statics for maintaining a
6983 cache of available INSN_LIST and EXPR_LIST nodes.
6984 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6985 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6986 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6987 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6988 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6989 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6990 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6991 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6992 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6993 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6994 (remove_dependence, free_pending_lists): Use new global routines.
6995 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6996 (sched_analyze, compute_block_backward_dependences): Use new routines.
6997 (sched_analyze_1, sched_analyze_2): Use new routines.
6998 (schedule_insns): Use new global routines.
6999 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7001 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7002 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7004 * toplev.c (rest_of_compilation): Initialize node cache.
7005 * Makefile.in (OBJS): Add lists.o to list of object files.
7006 (lists.o): Add dependancies.
7008 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7010 * config/v850/v850.md: Fix compile time warning messages.
7011 * config/v850/v850.c: Fix compile time warning messages.
7012 * config/v850/v850.h: Fix compile time warning messages.
7014 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7016 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7017 Remove unused prototype for `init_lengths'.
7019 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7021 * calls.c (emit_call_1): Mark parameter `stack_size' with
7023 (expand_call): Initialize variable `insn'.
7024 (emit_library_call): Likewise for variable `high_to_save'.
7025 (emit_library_call_value): Likewise.
7026 (store_one_arg): Likewise for variables `lower_bound' and
7029 * combine.c (try_combine): Likewise for variables `i2_code_number'
7030 and `other_code_number'.
7031 (find_split_point): Likewise for variables `pos', `unsignedp' and
7033 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7034 (simplify_and_const_int): Remove unused variable `width'.
7035 (merge_outer_ops): Likewise.
7037 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7038 HOST_WIDE_INT' when comparing against one.
7039 (simplify_relational_operation): Likewise.
7040 (cse_insn): Initialize variables `src_eqv_volatile',
7041 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7043 * final.c (init_final): Constify parameter `filename'.
7044 (final_start_function): Mark parameter `optimize' with
7046 (profile_function): Likewise for parameters `first' and `optimize'.
7047 (output_source_line): Likewise for parameter `file'.
7049 * integrate.c (subst_constants): Cast a value to `size_t' when
7050 comparing against one.
7051 (mark_stores): Initialize variable `mode'. Cast a value to
7052 `size_t' when comparing against one.
7054 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7056 * loop.c (move_movables): Initialize variable `first'.
7057 (strength_reduce): Likewise for variable `increment'.
7058 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7059 value to `size_t' when comparing against one.
7060 (load_mems): Initialize variable `end_label'.
7062 * output.h (init_final): Constify parameter.
7064 * reload.c (decompose): Initialize variable `base'.
7066 * reload1.c (reload): Likewise for variable `is_scalar'.
7067 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7068 (choose_reload_regs): Initialize variable `mode'.
7069 (emit_reload_insns): Likewise for variable `store_insn'.
7070 (reload_cse_noop_set_p): Mark parameter `insn' with
7072 (reload_combine): Initialize variable `set'.
7074 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7075 (copy_loop_body): Cast a value to `size_t' when comparing against
7078 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7079 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7080 (remove_from_pending_weak_list): Mark parameter `name' with
7083 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7085 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7088 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7090 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7091 (ASM_DECLARE_FUNCTION_NAME): Define.
7092 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7093 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7094 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7095 not already defined.
7097 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7099 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7100 of n_popped when call/call_value are not defined.
7102 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7104 * tm.texi: GNU CC -> GCC conversion.
7105 (CC1_SPEC): Indicate it is used for all language front ends.
7107 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7109 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7110 NOTE_INSN_EH_REGION_END correctly.
7112 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7113 Jeff Law <law@cygnus.com>
7115 * loop.c (strength_reduce): Automatically unroll loops if the
7116 unrolled loop size is smaller than the rolled loop size.
7118 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7119 and delete comment that code should be rewritten.
7121 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7123 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7126 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7128 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7130 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7131 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7132 (LINK_SPEC): Add -u _main when building executables.
7133 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7134 (ASM_FILE_END): Use the default for ix86-pe.
7135 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7137 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7139 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7140 and ASM_CLOSE_PAREN are empty strings.
7142 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7143 Geoffrey Keating <geoffk@cygnus.com>
7145 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7146 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7147 (unprotoize.o): Ditto.
7148 (test-protoize-simple): Don't define STD_PROTO_DIR.
7149 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7150 changes to make 'test-protoize-simple' pass.
7151 (STD_PROTO_DIR): Remove define.
7152 (STANDARD_EXEC_PREFIX): Supply default define.
7153 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7154 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7155 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7156 (GET_ENV_PATH_LIST): New macro.
7157 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7158 (do_processing): Initialize default_syscalls_dir using new
7159 macros. Use it to initialize syscalls_absolute_filename.
7161 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7163 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7164 B into a register before emit_conditional_move.
7166 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7168 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7169 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7170 multiplicand out of (+ (* a b) (* c d)).
7172 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7173 Richard Henderson <rth@cygnus.com>
7175 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7176 (new_insn_dead_notes): Likewise.
7177 (update_n_sets): Likewise.
7178 (update_flow_info): Move to flow.c, renamed to update_life_info;
7179 extend to handle multiple source insns.
7180 * flow.c: Include resource.h
7181 (unlink_insn_chain): New.
7182 (split_hard_reg_notes): New.
7183 (maybe_add_dead_note): New.
7184 (maybe_add_dead_note_use): New.
7185 (find_insn_with_note): New.
7186 (new_insn_dead_notes): New.
7187 (update_n_sets): New.
7188 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7189 (maybe_remove_dead_notes): New.
7190 (update_life_info): New.
7191 (prepend_reg_notes): New.
7192 (replace_insns): New.
7193 * output.h (update_life_info): Declare.
7194 * recog.c (split_block_insns): Use update_life_info.
7195 * resource.c (find_free_register): Use reg_alloc_order, don't use
7196 fixed regs, make sure the mode is supported, don't use new regs.
7198 * rtl.h (replace_insns): Declare.
7200 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7202 * expr.c (expand_expr): Cope with COND_EXPRs with one
7203 non-returning branch.
7205 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7207 * expr.c (store_expr): Always pass down the target, even when not
7210 1999-08-24 Nick Clifton <nickc@cygnus.com>
7212 * configure.in: Define target_cpu_default for v850 targets.
7213 * configure: Regenerate
7215 * config/v850/v850.h (TARGET_CPU_generic): Define.
7216 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7217 addresses are 4 byte aligned.
7219 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7222 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7224 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7225 (main): Add prototypes.
7227 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7228 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7229 (write_attr_get): Emit prototypes along with function definition.
7230 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7231 (write_complex_function): Emit static prototype along with
7232 function definition.
7234 * genemit.c (gen_split): Emit prototypes along with function
7237 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7238 Likewise for predicates and `insn_operand_predicate'.
7239 (process_template): Emit static prototype along with function
7242 * genrecog.c (make_insn_sequence): Constify a char*. Add
7243 prototypes for get_split_*().
7244 (write_subroutine): Emit prototypes along with function
7247 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7249 * gcse.c (find_avail_set): Follow chains of register-register copies.
7250 Use oprs_not_set_p to guarantee that the returned value can be
7252 (cprop_insn): Don't verify the return value of find_avail_set with
7255 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7256 (cprop_cc0_jump): New function.
7257 (cprop_insn): Break out new function cprop_jump and use it.
7258 Also use cprop_cc0_jump for machines with CC0.
7259 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7261 * tree.h (current_function_calls_setjmp,
7262 current_function_calls_longjmp): Delete declarations.
7263 * dsp16xx.c: Include "function.h".
7264 * elxsi.c: Likewise.
7265 * gmicro.c: Likewise.
7266 * h8300.c: Likewise.
7269 * mn10200.c: Likewise.
7270 * mn10300.c: Likewise.
7271 * ns32k.c: Likewise.
7275 * rtl.h (rtx_equal_function_value_matters): Declare.
7276 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7278 * function.c: Likewise.
7279 * emit-rtl.c: Likewise.
7281 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7283 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7286 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7288 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7291 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7293 * cpp.texi: Add a node documenting macro varargs (copied
7296 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7298 * cppspec.c: Put a null pointer at the end of the new argv.
7300 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7302 * configure.in: Remove code to select/de-select the haifa
7303 scheduler. Every scheduled port gets haifa now.
7304 * configure: Rebuilt.
7305 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7307 * Makefile.in: Corresponding changes.
7309 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7311 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7312 All callers changed.
7313 (prepare_float_lib_cmp): Likewise.
7314 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7315 * expr.h (emit_float_lib_cmp): Delete declaration.
7316 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7317 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7318 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7320 (cmptf): Now conditional on TARGET_HARD_QUAD.
7322 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7324 * resource.c (mark_target_live_regs): Use
7325 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7327 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7329 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7331 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7333 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7335 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7337 * rtl.h (rtx_format): Constify a char*.
7339 * rtl.c (rtx_format): Likewise.
7340 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7341 (init_rtl): Use accessor macro, not `rtx_format'.
7343 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7346 * caller-save.c (mark_referenced_regs): Likewise.
7348 * combine.c (subst, make_compound_operation, known_cond,
7349 gen_rtx_combine, update_table_tick, get_last_value_validate,
7350 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7352 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7353 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7354 count_reg_usage): Likewise.
7356 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7359 * final.c (leaf_renumber_regs_insn): Likewise.
7361 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7362 dump_edge_info, count_reg_references): Likewise.
7364 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7365 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7368 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7369 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7370 add_label_notes): Likewise.
7372 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7373 clear_struct_flag, count_sub_rtxs, count_alternatives,
7374 compares_alternatives_p, contained_in_p, walk_attr_value,
7375 write_expr_attr_cache): Likewise.
7377 * genconfig.c (walk_insn_part): Likewise.
7379 * genemit.c (max_operand_1, gen_exp): Likewise.
7381 * genextract.c (walk_rtx): Likewise.
7383 * genflags.c (num_operands): Likewise.
7385 * genoutput.c (scan_operands): Likewise.
7387 * genpeep.c (match_rtx): Likewise.
7389 * genrecog.c (add_to_sequence): Likewise.
7391 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7394 * integrate.c (save_constants, copy_for_inline,
7395 copy_rtx_and_substitute, subst_constants, restore_constants):
7398 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7399 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7401 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7404 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7405 add_label_notes, replace_call_address, count_nonfixed_reads,
7406 invariant_p, find_single_use_in_loop, find_mem_givs,
7407 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7410 * print-rtl.c (reg_names, print_rtx): Likewise.
7412 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7414 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7415 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7416 print_blocks): Likewise.
7418 * regclass.c (fix_register, record_address_regs,
7419 reg_scan_mark_refs): Likewise.
7421 * regmove.c (stable_but_for_p): Likewise.
7423 * reload.c (loc_mentioned_in_p, operands_match_p,
7424 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7425 copy_replacements, refers_to_regno_for_reload_p,
7426 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7427 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7430 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7431 delete_address_reloads_1, count_occurrences,
7432 reload_cse_mem_conflict_p, reload_combine_note_use,
7433 add_auto_inc_notes): Likewise.
7435 * resource.c (mark_referenced_resources, mark_set_resources):
7438 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7439 reg_mentioned_p, regs_set_between_p, modified_between_p,
7440 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7441 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7442 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7443 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7445 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7447 * stupid.c (stupid_mark_refs): Likewise.
7449 * unroll.c (remap_split_bivs): Likewise.
7451 * varasm.c (mark_constants): Likewise.
7453 * a29k/a29k.c (uses_local_reg_p): Likewise.
7455 * alpha/alpha.c (summarize_insn): Likewise.
7457 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7458 eliminate_lr2ip): Likewise.
7460 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7462 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7463 reg_mentioned_in_mem): Likewise.
7465 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7466 symbolic_reference_mentioned_p): Likewise.
7468 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7470 * sh/sh.c (regs_used, mark_use): Likewise.
7472 * vax/vax.c (vax_rtx_cost): Likewise.
7474 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7476 * machmode.h (mode_name): Constify a char*.
7478 * rtl.c (mode_name): Likewise.
7480 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7482 * optabs.c (init_libfuncs): Constify a char*.
7484 * print-tree.c (mode_name): Remove redundant declaration.
7485 (print_node): Use accessor macro, not `mode_name'.
7487 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7489 (new_spill_reg): Constify a char*.
7491 * tree.c (mode_name): Remove redundant declaration.
7493 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7495 * rtl.c (rtx_name): Constify a char*.
7497 * rtl.h (rtx_name, fix_sched_param): Likewise.
7499 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7500 (mypr): Use accessor macro, not `rtx_name'.
7502 * genemit.c (print_code): Constify a char*.
7504 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7506 * genpeep.c (print_code): Constify a char*.
7508 * genrecog.c (print_code): Likewise.
7510 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7511 end_bb): Add static prototype.
7512 (draw_edge): Constify a char*.
7513 (end_bb): Remove unused parameter.
7515 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7516 print_block_visualization): Constify a char*.
7518 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7520 * c-common.c (c_get_alias_set): Update comment.
7522 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7524 * linux.h (LIB_SPEC): Added.
7526 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7528 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7530 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7532 * tree.c (expr_check): Fix typo in last change.
7534 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7536 * rtl.def (NOTE): Change format to "iuu0n".
7537 (ADDR_DIFF_VEC): Change format to "eEee0".
7538 (ADDRESSOF): Change format to "eit".
7540 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7541 (RTVEC_ELT): Change to match.
7542 (XVECEXP): Use XVEC and RTVEC_ELT.
7543 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7544 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7545 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7546 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7547 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7548 (INTVAL): Use XWINT.
7549 (ADDRESSOF_DECL): Use XTREE.
7550 (SET_ADDRESSOF_DECL): Delete.
7551 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7552 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7553 ifdefed out since 2.6 at least.
7554 (gen_rtvec_vv): Delete prototype.
7556 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7558 (copy_most_rtx): Handle 't' format letter.
7559 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7560 (gen_rtvec_vv): Delete function. All callers changed to use
7561 gen_rtvec_v instead.
7562 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7563 the '0' format letter.
7565 * function.c (gen_mem_addressof): Don't use
7566 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7568 * integrate.c (copy_rtx_and_substitute): Likewise.
7569 Copy 't' slots with XTREE.
7570 (subst_constants): Treat 't' slots like '[swi]' slots.
7571 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7572 * jump.c (rtx_equal_for_thread_p): Likewise.
7573 * rtlanal.c (rtx_equal_p): Likewise.
7574 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7575 only four arguments.
7576 * gengenrtl.c (type_from_format): Provide correct types for
7580 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7581 If a recent gcc is in use (always in stage2 and beyond), use
7582 statement expressions, so we don't make a function call unless
7583 the check fails. Evaluate arguments exactly once.
7584 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7585 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7587 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7588 they evaluate their arguments exactly once, irrespective of
7589 the compiler in use.
7591 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7592 is used by the currently-enabled check macros. This is:
7593 (tree_check_failed, tree_class_check_failed): For gcc.
7594 (tree_check, tree_class_check, cst_or_constructor_check,
7595 expr_check): For other compilers.
7597 * gencheck.c: Do not define any *_CHECK1 macros.
7599 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7600 Mark Mitchell <mark@codesourcery.com>
7602 * c-common.c (c_get_alias_set): Fix support for poitners and
7605 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7607 * alias.c: Include tree.h.
7608 (nonlocal_reference_p, mark_constant_function): New functions.
7609 * flow.c (life_analysis): Call mark_constant_function.
7610 * rtl.h (mark_constant_function): Declare it.
7612 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7614 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7615 unrecognisable switches.
7617 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7619 * loop.c (recombine_givs): Set ix field after sorting.
7620 (recombine_givs): Remove bogus index / giv lockstep looping.
7622 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7624 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7626 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7627 (do_cmp_and_jump): Formatting fixes.
7628 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7629 do_compare_rtx_and_jump instead of compare_from_rtx.
7630 (do_compare_rtx_and_jump): New function; mostly copied from
7632 (do_jump_for_compare): Delete.
7633 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7635 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7636 of compare/do_jump_for_compare pairs.
7637 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7638 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7639 compare_from_rtx/do_jump_for_compare pairs.
7640 (do_jump_by_parts_equality): Likewise.
7641 (do_jump_by_parts_equality_rtx): Likewise.
7642 * expr.h (do_compare_rtx_and_jump): Declare.
7643 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7644 that used to be in emit_cmp_insn.
7645 (cmp_available_p): New function.
7646 (prepare_operand): New function.
7647 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7648 to be in emit_cmp_insn.
7649 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7650 parameters to be pointers; don't emit final compare but modify some of
7651 the values pointed to by the args so the caller can perform the
7653 (expand_binop): Call emit_store_flag_force with signed forms of
7655 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7656 emit_jump_insn pair.
7657 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7658 emit_cmp_and_jump_insn_1. Call emit_queue.
7659 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7661 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7662 jump sets cc0 before deleting it.
7663 * integrate.c (expand_inline_function): Likewise.
7664 * unroll.c (unroll_loop): Similar changes in several places.
7665 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7668 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7670 * Makefile.in (insn-recog.o): Update dependencies.
7671 * genrecog.c (main): Make generated file include "function.h".
7673 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7675 * cse.c (cse_insn): Call never_reached_warning when a jump is
7676 changed to be unconditional.
7677 * flags.h: Declare warn_notreached.
7678 * flow.c (delete_block): Call never_reached_warning when
7680 * jump.c (delete_barrier_successors): Call never_reached_warning
7681 when we delete everything after a BARRIER.
7682 (never_reached_warning): New function.
7683 * rtl.h: Declare never_reached_warning.
7684 * toplev.c (warn_notreached): New variable.
7685 (lang_independent_options): Set warn_notreached
7686 when -Wunreachable-code.
7687 (compile_file): We need line numbers for -Wunreachable-code.
7689 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7691 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7692 * sched.c (insn_unit): Likewise.
7694 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7696 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7698 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7700 * flow.c (create_edge_list): Use xmalloc, not malloc.
7702 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7704 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7705 C-style comments. Do not lose the character before double slash.
7707 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7709 * basic-block.h (struct edge_list): Stucture to maintain a vector
7711 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7712 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7713 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7714 New function prototypes.
7715 * flow.c (create_edge_list): Function to create an edge list.
7716 (free_edge_list): Discards memory used by an edge list.
7717 (print_edge_list): Debug output showing an edge list.
7718 (verify_edge_list): Internal consistency check for an edge list.
7719 (find_edge_index): Function to find an edge index for a pred and succ.
7721 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7723 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7726 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7728 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7730 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7732 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7734 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7736 * toplev.c (rest_of_compilation): Allow machine dependent
7737 reorganisation pass to place information into the RTL dump
7738 file if it so wishes.
7740 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7742 * explow.c (hard_function_value): Use VOIDmode instead of
7744 * stmt.c (expand_return): Likewise.
7745 * stor-layout.c (get_best_mode): Likewise.
7747 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7748 emit call instead of emit_insn call.
7750 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7752 * configure.in: Handle --disable/enable-win32-registry.
7753 * install.texi: Document --disable/enable-win32-registry.
7754 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7755 (WIN32_REGISTRY_KEY): New macro.
7756 * prefix.c: Use to enable/disable win32-specific code.
7757 (lookup_key): Use versioned key.
7758 * configure: Regenerate.
7759 * config.in: Likewise.
7761 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7763 * cpplib.c (read_line_number): New fn, split out of...
7766 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7768 tree.c (lang_unsave_expr_now) : New.
7769 (unsave_expr_now): Call lang_unsave_expr_now.
7770 tree.h (lang_unsave_expr_now) : New.
7772 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7774 * toplev.c (flag_new_exceptions): On by default.
7776 1999-08-13 Michael Meissner <meissner@cygnus.com>
7778 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7780 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7782 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7783 INTEGER_TYPE with precision==1, it's __java_boolean.
7785 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7787 * global.c (prune_preferences): Move some invariants out of the
7790 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7792 * configure.in (alpha*-dec-osf*): Add osf5.
7794 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7796 * configure.in: Rework handling of ARM GNU/Linux slightly.
7797 (arm*-*-linux-gnuoldld): New target.
7798 * configure: Regenerate.
7799 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7800 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7801 * config/arm/linux-oldld.h: New file.
7802 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7803 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7805 * config/arm/linux-elf.h (ASM_SPEC): Define.
7806 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7807 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7808 for 26-bit APCS and old linker.
7809 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7811 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7812 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7813 don't define `arm' or `arm_elf'.
7814 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7815 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7817 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7819 * rtl.texi: Fix typo.
7821 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7823 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7825 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7827 * extend.texi (C++ Signatures): Remove node.
7828 * invoke.texi: Remove discussion of -fhandle-signatures,
7829 signature, sigof, __signature__, and __sigof__.
7831 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7833 * Makefile.in (JAVAGC): Removed.
7835 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7837 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7839 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7841 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7843 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7845 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7846 a register that is already known to be a pointer.
7848 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7850 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7851 * fixinc/inclhack.sh: Regenerated.
7852 * fixinc/fixincl.sh: Regenerated.
7854 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7856 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7857 Fix documentation of -ansi flag to describe its C++ behavior.
7858 Remove bogus reference to GCC 2.9.
7860 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7862 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7863 note if it is non-NULL.
7865 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7867 * except.h (eh_nesting_info): Add new structure defintion.
7868 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7869 (reachable_handlers, update_rethrow_references): Add function
7871 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7872 a rethrow symbol instead of an integer exception region number.
7873 * flow.c (Make_edges): Use new exception nesting routines to determine
7874 which handlers are reachable from a CALL or asynchronous insn.
7875 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7877 (delete_eh_regions): Update rethrow labels, and don't delete
7878 regions which are the target of a rethrow.
7879 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7880 avoid overloading the SYMBOL_REF_USED flag.
7881 (rethrow_symbol_map): Use new rethrow_ref field.
7882 (rethrow_used): Use new rethrow_ref field.
7883 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7884 of an integer. Fix formatting.
7885 (output_exception_table_entry): Use new rethrow_ref field.
7886 (can_throw): Check for EH_REGION_NOTE before deciding
7887 whether a CALL can throw or not.
7888 (scan_region): Call rethrow_used() instead of accessing data structure.
7889 (update_rethrow_references): New function to make sure only regions
7890 which are still targets of a rethrow are flagged as such.
7891 (process_nestinfo): New static function to initialize a handler
7892 list for a specific region.
7893 (init_eh_nesting_info): New function to allocate and initialize
7894 the list of all EH handlers reachable from all regions.
7895 (reachable_handlers): New function to retrieve the list of handlers
7896 reachable from a specific region and insn.
7897 (free_eh_nesting_info): New function to dispose of a list of
7900 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7902 * flow.c (split_edge): Set JUMP_LABEL field.
7903 (commit_one_edge_insertion): Set head correctly for insert_before.
7904 When inserting insns, update insn block numbers if allocated.
7906 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7908 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7909 retry_incomplete_types): Add static prototype.
7910 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7911 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7912 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7913 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7914 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7917 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7918 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7920 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7922 * output.h (assemble_name): Constify a char*.
7924 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7925 assemble_variable, assemble_name): Likewise.
7927 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7929 * arm/pe.c (arm_pe_unique_section): Likewise.
7931 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7933 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7935 * i386/interix.c (i386_pe_unique_section): Likewise.
7937 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7939 * i386/winnt.c (i386_pe_unique_section): Likewise.
7941 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7943 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7945 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7947 * pa/pa.c (output_call): Likewise.
7949 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7951 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7953 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7956 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7959 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7961 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7962 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7964 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7966 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7968 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7970 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7972 * tree.h (lang_identify): Constify a char*.
7973 (print_error_function): Add extern prototype. Constify a char*.
7975 * c-lang.c (lang_identify): Constify a char*.
7977 * objc/objc-act.c (lang_identify): Constify a char*.
7979 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7981 * genpeep.c (main): Make generated file include "function.h".
7982 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7984 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7986 * Makefile.in: Update dependencies.
7987 * alias.c: Include "function.h"
7988 * c-decl.c: Likewise.
7989 * caller-save.c: Likewise.
7990 * calls.c: Likewise.
7991 * combine.c: Likewise.
7993 * explow.c: Likewise.
7994 * final.c: Likewise.
7995 * global.c: Likewise.
7996 * graph.c: Likewise.
7997 * local-alloc.c: Likewise.
7999 * optabs.c: Likewise.
8000 * profile.c: Likewise.
8001 * recog.c: Likewise.
8002 * regclass.c: Likewise.
8003 * regmove.c: Likewise.
8004 * reload.c: Likewise.
8005 * reorg.c: Likewise.
8006 * resource.c: Likewise.
8007 * sched.c: Likewise.
8008 * stupid.c: Likewise.
8009 * config/1750a/1750a.c: Likewise.
8010 * config/a29k/a29k.c: Likewise.
8011 * config/arc/arc.c: Likewise.
8012 * config/arm/arm.c: Likewise.
8013 * config/arm/thumb.c: Likewise.
8014 * config/c4x/c4x.c: Likewise.
8015 * config/clipper/clipper.c: Likewise.
8016 * config/convex/convex.c: Likewise.
8017 * config/fx80/fx80.c: Likewise.
8018 * config/i860/i860.c: Likewise.
8019 * config/m68k/m68k.c: Likewise.
8020 * config/m88k/m88k.c: Likewise.
8021 * config/mips/mips.c: Likewise.
8022 * config/pdp11/pdp11.c: Likewise.
8023 * config/pyr/pyr.c: Likewise.
8024 * config/romp/romp.c: Likewise.
8025 * config/sh/sh.c: Likewise.
8026 * config/tahoe/tahoe.c: Likewise.
8027 * config/vax/vax.c: Likewise.
8028 * config/we32k/we32k.c: Likewise.
8029 * config/sparc/sparc.c: Include "function.h".
8030 (mem_min_alignment): Test current_function rather than
8031 regno_pointer_align.
8032 * config/pa/pa.c: Likewise.
8033 (compute_frame_size): Delete declaration of
8034 current_function_outgoing_args_size.
8035 * config/arc/arc.h (current_function_varargs): Delete declaration.
8036 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8038 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8040 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8041 current_function_uses_pic_offset_table.
8042 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8043 of current_function_returns_pointer.
8044 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8045 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8046 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8047 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8048 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8049 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8050 * config/m88k/m88k.c: Include "function.h"
8051 (call_used_regs, current_function_pretend_args_size,
8052 current_function_outgoing_args_size, frame_pointer_needed): Delete
8054 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8056 * config/mips/mips.h (current_function_calls_alloca): Delete
8058 * config/mn10200/mn10200.h (current_function_needs_context,
8059 rtx_equal_function_value_matters): Delete declarations.
8060 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8061 flag_pic): Delete declarations.
8062 * config/pa/pa.h (current_function_pretend_args_size,
8063 current_function_decl): Delete declarations.
8064 * config/pa/som.h (current_function_varargs): Delete declaration.
8065 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8067 * config/pyr/pyr.h (current_function_pretend_args_size,
8068 current_function_args_size, current_function_calls_alloca): Delete
8070 * config/sh/sh.h (current_function_varargs): Delete declaration.
8071 * config/sparc/sparc.h (current_function_outgoing_args_size,
8072 current_function_calls_alloca, current_function_decl): Delete
8074 * config/spur/spur.h (current_function_pretend_args_size,
8075 current_function_calls_alloca): Delete declarations.
8076 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8078 * config/vax/vms.h (current_function_name): Delete declaration.
8079 * gcse.c: Include "function.h".
8080 (current_function_name, current_function_calls_setjmp): Delete
8082 * haifa-sched.c: Include "function.h".
8083 (forced_labels): Delete declaration.
8085 * reg-stack.c: Likewise.
8086 * reload1.c: Likewise.
8087 * genemit.c (main): Make generated file include function.h.
8088 * genoutput.c (output_prologue): Likewise.
8090 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8091 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8092 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8093 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8094 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8095 macros for some of them.
8096 (emit_filename, emit_lineno): Delete declarations.
8097 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8098 regno_pointer_* variables through current_function.
8099 (gen_inline_header_rtx): Delete function.
8100 (save_emit_status): Delete function.
8101 (set_new_last_label_num): New function.
8102 (clear_emit_caches): New function.
8103 (restore_emit_status): Just clear last_labelnum and call
8105 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8106 through macro seq_stack.
8107 (add_insn_after): Likewise.
8108 (add_insn_before): Likewise.
8109 (remove_insn): Likewise.
8110 (pop_topmost_sequence): Likewise.
8111 (in_sequence_p): Likewise.
8112 (start_sequence_for_rtl_expr): Likewise.
8113 (start_sequence): Likewise, and likewise for
8114 sequence_rtl_expr/seq_rtl_expr.
8115 (push_topmost_sequence): Likewise.
8116 (end_sequence): Likewise.
8117 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8118 All callers changed. Store into that pointer instead of globals.
8119 (init_emit): Allocate emit elt of current_function.
8120 Changes for sequence_rtl_expr/sequence_stack renaming.
8121 Call clear_emit_caches instead of doing it in-line.
8122 Access regno_pointer_* variables through current_function.
8123 (init_emit_once) Don't clear sequence_stack.
8125 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8127 (arg_pointer_save_area): Delete declaration.
8128 (finish_expr_for_function): Renamed from init_queue; no longer static.
8129 (init_expr): Don't call init_queue.
8130 (save_expr_status, restore_expr_status): Delete functions.
8131 (expand_expr): Changes to reflect new layout of struct function.
8132 Don't access current_function_check_memory_usage when current_function
8134 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8135 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8136 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8137 current_function_uses_const_pool, function_call_count,
8138 current_function_uses_pic_offset_table, nonlocal_labels,
8139 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8140 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8141 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8143 (finish_expr_for_function): Declare.
8144 * flags.h (current_function_has_nonlocal_label,
8145 current_function_has_nonlocal_goto, current_function_is_thunk,
8146 current_function_has_computed_jump): Delete declarations.
8147 * flow.c (forced_labels): Delete declaration.
8148 * function.c (current_function_pops_args,
8149 current_function_returns_struct, current_function_returns_pcc_struct,
8150 current_function_needs_context, current_function_calls_setjmp,
8151 current_function_calls_longjmp, current_function_has_nonlocal_label,
8152 current_function_has_nonlocal_goto, current_function_is_thunk,
8153 current_function_has_computed_jump, current_function_calls_alloca,
8154 current_function_contains_functions, current_function_returns_pointer,
8155 current_function_epilogue_delay_list, current_function_args_size,
8156 current_function_pretend_args_size, current_function_arg_offset_rtx,
8157 current_function_outgoing_args_size, current_function_varargs,
8158 current_function_stdarg, current_function_args_info, cleanup_label,
8159 current_function_name, current_function_uses_const_pool,
8160 current_function_instrument_entry_exit, current_function_return_rtx,
8161 current_function_uses_pic_offset_table, nonlocal_labels,
8162 current_function_internal_arg_pointer, current_function_cannot_inline,
8163 current_function_check_memory_usage, function_call_count,
8164 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8165 nonlocal_goto_stack_level, return_label, save_expr_regs,
8166 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8167 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8168 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8169 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8170 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8172 (push_function_context_to): Don't save them. Don't call
8173 save_storage_status, save_emit_status or save_expr_status.
8174 (pop_function_context_from): Don't restore them. Don't call
8175 restore_storage_status or restore_expr_status.
8176 (get_func_frame_size): New function.
8177 (get_frame_size): Use it.
8178 (assign_outer_stack_local): Reflect some member name changes in struct
8180 (put_reg_into_stack): Likewise.
8181 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8183 (fixup_var_refs): Likewise.
8184 (fix_lexical_addr): Likewise.
8185 (trampoline_address): Likewise.
8186 (prepare_function_start): Clear field inlinable of current_function.
8187 (init_function_for_compilation): New function.
8188 (expand_dummy_function_end): New function.
8189 (expand_function_end): Call finish_expr_for_function.
8190 * function.h (struct emit_status): New; fields moved here from struct
8191 function and from global variables. Add accessor macros for some of
8193 (struct expr_status): Likewise.
8194 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8195 (struct function): Add fields expr and emit, inlinable, inl_emit,
8196 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8197 inl_max_label_num. Add many comments.
8198 Add accessor macros for all elts of struct function that no longer
8199 have a global variable.
8200 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8201 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8202 stack_slot_list): Delete declarations.
8203 (get_func_frame_size): Declare.
8204 (save_expr_status, restore_expr_status, save_emit_status,
8205 save_storage_status, restore_storage_status): Delete declarations.
8206 (init_virtual_regs): Declare.
8207 * output.h (current_function_pops_args,
8208 current_function_returns_struct, current_function_returns_pcc_struct,
8209 current_function_needs_context, current_function_calls_setjmp,
8210 current_function_calls_longjmp, current_function_calls_alloca,
8211 current_function_has_nonlocal_label, current_function_varargs,
8212 current_function_has_computed_jump, current_function_returns_pointer,
8213 current_function_contains_functions, current_function_args_size,
8214 current_function_pretend_args_size, current_function_stdarg,
8215 current_function_outgoing_args_size, current_function_args_info,
8216 current_function_name, current_function_return_rtx,
8217 current_function_epilogue_delay_list,
8218 current_function_uses_const_pool, current_function_cannot_inline):
8219 Delete declarations.
8220 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8221 regno_reg_rtx): Delete declaration.
8222 (REGNO_POINTER_FLAG): Delete macro.
8223 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8224 function were renamed.
8225 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8227 * toplev.c: Include "function.h".
8228 (current_function_decl): Delete declaration.
8229 (compile_file): Call init_dummy_function_start and
8230 expand_dummy_function_end around some initializations that need to
8232 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8233 Call init_function_for_compilation.
8234 * unroll.c: Include "function.h"
8235 (unroll_loop): Access regno_pointer_* variables through
8238 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8239 (DECL_SAVED_INSNS): use it.
8240 (expand_dummy_function_end): Declare.
8241 (init_function_for_compilation): Declare.
8242 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8243 that it's no longer an INLINE_HEADER.
8244 (expand_call): Likewise.
8245 * integrate.c (finish_inline): Delete function.
8246 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8247 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8248 args. Don't generate an INLINE_HEADER rtx, just return the arg
8249 vector. All callers changed.
8250 (save_for_inline_copying): Create a duplicate struct emit_status to
8251 hold the emit state for compiling the current function. Use this and
8252 the other new fields in struct function that are for integration
8253 instead of an INLINE_HEADER.
8254 Use memcpy instead of bcopy.
8255 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8256 (save_for_inline_nocopy): Similar changes, except no new emit_status
8258 (expand_inline_function): Get information from function structure,
8259 not from an inline header rtx.
8260 (output_inline_function): Lose code to extract the necessary
8261 information from an inline header; simply put back the function
8262 structure into current_function. Clear its inlinable elt.
8263 * rtl.def (INLINE_HEADER): Delete.
8264 * rtl.h: Delete all accessors for an INLINE_HEADER.
8265 (gen_inline_header_rtx): Delete declaration.
8266 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8267 Delete declarations.
8268 (REGNO_POINTER_ALIGN): Delete.
8269 (clear_emit_caches): Declare.
8270 (set_new_last_label_num): Declare.
8272 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8274 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8276 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8277 * stmt.c (is_eh_region): Make sure current_function is present, too.
8279 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8281 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8282 for 64bit PA targets.
8284 * pa.h (SELECT_SECTION): Define.
8285 * som.h (SELECT_SECTION): Delete.
8287 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8289 * alias.c (init_alias_analysis): Wrap call to
8290 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8292 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8294 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8295 <sys/asm.h> contains an asm comment with an apostrophe
8296 * fixinc/inclhack.sh: regen
8297 * fixinc/fixincl.x: regen
8299 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8301 * function.c (init_function_start): Clear prologue & epilogue.
8302 (prologue_epilogue_contains): New function.
8303 * alias.c (init_alias_analysis): Use it.
8304 * rtl.h (prologue_epilogue_contains): Declare it.
8306 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8308 * jump.c (onlyjump_p): New function.
8309 * rtl.h: Declare it.
8310 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8311 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8313 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8315 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8316 to invert loops. Simplify block scanning.
8318 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8320 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8321 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8323 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8325 * config/sparc/liteelf.h: New file to support sparclite-elf target
8326 * config/sparc/t-sp86x: New file to support sparc86x targets
8327 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8328 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8329 * configure.in: Support above target triplets
8330 * configure: Regenerated
8332 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8334 * fixinc/server.c (server_setup): Do not prefix function used as
8337 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8339 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8340 Remove fp reg alternatives.
8342 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8344 * Makefile.in (TAROUTOPTS): Kill.
8345 (install-headers-tar): Use "xpf" for tar headerfile extraction
8346 * i370/x-oe (TAROUTOPTS): Delete.
8347 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8348 * m68k/x-hp320 (TAROUTOPTS): Delete.
8349 * m68k/x-hp320g (TAROUTOPTS): Delete.
8350 * gcc.texi: Update bug reporting text.
8352 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8354 * reg-stack.c (change_stack) Fixed problem with negative array index.
8356 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8358 * extend.texi, install.texi: Fix spelling mistakes.
8360 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8361 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8362 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8364 * mips/t-ecoff: Likewise.
8365 * mips/t-elf: Likewise.
8366 * mips/t-mips: Likewise.
8367 * mips/t-osfrose: Likewise.
8368 * mips/t-r3900: Likewise.
8369 * mips/t-svr3: Likewise.
8370 * mips/t-svr4: Likewise.
8371 * mips/t-ultrix: Likewise.
8373 * gcc.texi: Document recommend means to provide software floating
8374 point libraries in libgcc.a
8376 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8378 * c-lex.c (yylex): We can have a number with no digits.
8380 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8382 * jump.c (delete_prior_computation): New function, broken
8383 out of delete_computation. Check for side effects with
8384 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8385 multi-word hard registers.
8386 (delete_computation): Use it. Check for side effects with
8387 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8388 missing REG_DEAD note for a register which is both set and
8391 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8393 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8394 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8395 (ASM_FILE_START): Import _mcount with the right type.
8396 (ASM_DECLARE_FUNCTION_NAME): Define.
8397 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8398 * pa.c (output_function_prologue): Always emit the function's label
8400 * pa.h (TEXT_SPACE_P): Define.
8401 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8402 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8403 * som.h (TEXT_SPACE_P): Delete.
8404 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8405 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8407 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8409 * expr.c (emit_group_load): Allow src to be a CONCAT.
8411 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8413 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8414 (___mulsi3): Use '!' comment character.
8416 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8418 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8420 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8422 * gcc.c: Update URLs and mail addresses.
8423 * gcc.texi: Likewise.
8425 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8427 * rs6000.c (current_file_function_operand): Return zero for
8429 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8431 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8434 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8436 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8437 allocate space in the stack frame for the PIC register.
8439 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8441 * m68k.md (xordi3, anddi3): These patterns are not available on
8444 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8446 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8447 (PUT_REAL): Likewise.
8449 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8451 * final.c (shorten_branches): Don't add an alignment for loops
8452 that have no label inside.
8454 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8456 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8457 prototypes in macro HAVE_cmpstrsi.
8459 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8461 * emit-rtl.c (operand_subword): Remove unused variable
8464 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8466 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8468 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8470 * cpphash.c (macroexpand): Delete leading whitespace when arg
8471 is concatenated before.
8472 (unsafe_chars): Correct test for whether + and - can extend a
8475 * cppinit.c (cpp_start_read): Do dependencies for
8476 -include/-imacros files also.
8478 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8479 tokenizing non-directive lines.
8480 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8481 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8484 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8486 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8488 * c-lex.c: Sync with C++ frontend.
8489 (linemode): New variable.
8490 (parse_float): imag, conversion_errno, and type are output only.
8491 (yylex): Adjust. Move initial '.' case into main switch.
8493 (handle_generic_pragma): Just deal with tokens.
8494 (readescape): Use ISXDIGIT and ISGRAPH.
8495 * c-parse.in: Add END_OF_LINE token.
8497 * c-lex.c (lang_init): Generalize.
8498 (nextchar): Remove. Replace uses with UNGETC.
8499 (skip_white_space): Handle linemode here. Optimize for cpplib.
8500 (skip_white_space_on_line): Remove.
8501 (extend_token_buffer_to): New fn.
8502 (extend_token_buffer): Use it.
8503 (read_line_number, check_newline): Just deal with tokens.
8504 (token_getch, token_put_back): New fns.
8505 (yylex): Use them. More cpplib optimizations. Simplify.
8507 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8508 Jason Merrill <jason@yorick.cygnus.com>
8510 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8511 (consume_string): Make this smart about USE_CPPLIB.
8512 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8513 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8514 Also, clean up cases where we redundantly set token_buffer[0].
8515 (read_line_number): New fn.
8516 (ignore_escape_flag): New variable.
8518 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8520 * a29k/t-a29kbare: Fix some comments.
8521 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8522 (FPBIT, DPBIT): Define.
8523 * a29k/t-vx29k: Likewise.
8524 * arc/t-arc: Likewise.
8525 * arm/t-arm-elf: Likewise.
8526 * arm/t-bare: Likewise.
8527 * arm/t-pe: Likewise.
8528 * arm/t-pe-thumb: Likewise.
8529 * arm/t-semi: Likewise.
8530 * arm/t-thumb: Likewise.
8531 * arm/t-thumb-elf: Likewise.
8532 * arm/t-thumb-linux: Likewise.
8533 * h8300/t-h8300: Likewise.
8534 * i960/t-i960: Likewise.
8535 * i960/t-vxworks960: Likewise.
8536 * m32r/t-m32r: Likewise.
8537 * mips/t-ecoff: Likewise.
8538 * mips/t-elf: Likewise.
8539 * mips/t-r3900: Likewise.
8540 * pa/t-pro: Likewise.
8541 * rs6000/t-aix43: Likewise.
8542 * rs6000/t-beos: Likewise.
8543 * rs6000/t-newas: Likewise.
8544 * rs6000/t-ppccomm: Likewise.
8545 * rs6000/t-rs6000: Likewise.
8546 * rs6000/t-winnt: Likewise.
8547 * rs6000/t-xnewas: Likewise.
8548 * rs6000/t-xrs6000: Likewise.
8549 * sh/t-sh: Likewise.
8550 * sparc/t-elf: Likewise.
8551 * sparc/t-sparcbare: Likewise.
8552 * sparc/t-sparclite: Likewise.
8553 * sparc/t-splet: Likewise.
8554 * v850/t-v850: Likewise.
8555 * mn10200/t-mn10200: Fix comments.
8556 * mn10300/t-mn10300: Likewise.
8558 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8559 dummy operand. Allocate a new pseudo for the dummy operand.
8560 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8562 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8564 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8566 * configure: Rebuilt.
8567 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8569 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8571 * recog.c (preproces_constraints): Zero recog_op_alt before
8572 processing the constraints.
8574 * arm.c (typedef minipool_node): Renamed from pool_node.
8575 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8576 (add_minipool_constant): New function.
8577 (dump_minipool): New function.
8578 (find_barrier): Remove special case for getting the insn size of
8579 an insn that references the constant pool.
8580 (minipool_fixup): New structure.
8581 (push_minipool_barrier): New function.
8582 (push_minipool_fix): New function.
8583 (note_invalid_constants): New function.
8584 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8585 (arm_reorg): Rewrite code to fix up the constant pool into a
8586 series of mini-pools embedded in the insn stream.
8587 (arm_output_epilogue): New function, made mainly from the body
8588 of output_func_epilogue.
8589 (output_func_epilogue): Move insn generation part of epilogue code
8590 to arm_output_epilogue.
8591 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8592 * arm.md (pool_range): New attribute.
8593 (zero_extendqidi2): Add attribute pool_range.
8594 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8595 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8596 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8597 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8598 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8599 (epilogue): New expand.
8600 (epilogue_insn): New insn. Call arm_output_epilogue.
8602 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8603 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8605 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8607 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8609 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8611 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8613 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8615 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8617 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8619 * global.c: Fix comment.
8621 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8623 * gcc.c (access_check): New static function.
8624 (find_a_file): Use it when searching a directory list.
8625 * collect2.c (find_a_file): Don't accept directories found when
8626 searching a directory list.
8628 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8630 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8631 function parameters with `&'.
8632 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8634 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8636 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8637 or tidy_fallthru_edge if the last insn in the block is not
8638 an unconditional jump or a simple conditional jump.
8640 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8642 * Makefile.in (c-decl.o): Depends on defaults.h.
8644 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8646 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8648 (CLASS_MAX_NREGS): Likewise.
8650 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8652 * cse.c (cse_insn): Fix dumb thinko in last change.
8654 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8656 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8659 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8661 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8662 test for sizes of passed and declared parameter types.
8664 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8666 * fixincludes: Fix the return type of bsearch, char* -> void*.
8668 * fixinc/inclhack.def: Likewise.
8670 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8672 * invoke.texi (-fdump-translation-unit): New option.
8674 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8676 * expr.h (PROMOTE_PROTOTYPES): Move ...
8677 * defaults.h: ... to here.
8678 * c-decl.c: Include defaults.h instead of expr.h.
8679 * c-typeck.c: Include defaults.h.
8681 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8683 * toplev.h (errorcount): Declare.
8684 (warningcount): Likewise.
8685 (sorrycount): Likewise.
8686 * c-lex.c (errorcount): Don't declare.
8687 * dwarf2out.c (errorcount): Don't declare.
8689 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8691 * config/libgloss.h: Add a note discouraging use with ELF.
8692 * configure.in: Don't use libgloss.h for ELF targets.
8693 Always use_collect2 on a.out targets.
8695 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8697 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8698 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8700 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8702 * loop.c (strength_reduce): When doing biv->giv conversion, update
8703 reg note of NEXT->insn.
8705 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8707 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8709 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8711 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8712 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8713 Ensure expr.h is included.
8714 * c-typecheck.c (convert_arguments): Ditto.
8716 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8718 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8719 * config/convex/convex.h: Ditto.
8720 * config/dsp16xx/dsp16xx.h: Ditto.
8721 * config/fx80/fx80.h: Ditto.
8722 * config/gmicro/gmicro.h: Ditto.
8723 * config/i370/i370.h: Ditto.
8724 * config/i386/i386.h: Ditto.
8725 * config/m32r/m32r.h: Ditto.
8726 * config/m68k/m68k.h: Ditto.
8727 * config/m88k/m88k.h: Ditto.
8728 * config/mips/mips.h: Ditto.
8729 * config/pa/pa.h: Ditto.
8730 * config/pyr/pyr.h: Ditto.
8731 * config/tahoe/tahoe.h: Ditto.
8732 * config/we32k/we32k.h: Ditto.
8734 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8737 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8739 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8742 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8744 1999-08-02 Richard Henderson <rth@cygnus.com>
8746 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8747 for the register spill block.
8749 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8750 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8752 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8753 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8754 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8756 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8758 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8759 MAX_WCHAR_TYPE defined in sparc.h.
8760 * config/sparc/linuxaout.h: Likewise.
8761 * config/sparc/linux64.h: Likewise.
8762 Also default to -mvis if CPU is UltraSPARC.
8764 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8766 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8767 (RTX_OK_FOR_OLO10): Likewise.
8768 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8769 %lo(), allow it in addresses...
8770 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8771 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8772 does not make sense.
8773 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8774 (sparc_output_scratch_registers): New function.
8775 (output_function_prologue, sparc_flat_output_function_prologue): Use
8777 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8779 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8780 * configure.in: Add check for .register pseudo-op support in as and
8781 check for offsetable %lo().
8782 * acconfig.h: Add templates for the above checks.
8783 * configure: Regenerate.
8785 1999-08-02 Richard Henderson <rth@cygnus.com>
8787 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8788 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8789 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8791 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8793 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8796 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8798 * config/float-sparc.h: New file.
8799 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8800 sparc-*-linux-gnu and sparc64-*-linux*.
8802 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8804 * rs6000.c (rs6000_va_list): Type is an array.
8805 (rs6000_va_start): Don't doubly adjust for varargs.
8806 (rs6000_va_arg): Evaluate long long GPR adjustment.
8808 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8810 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8811 -maix64 and -maix32.
8812 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8813 LINK_SPEC): Change appropriately.
8814 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8815 (u_short_cint_operand): Likewise.
8816 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8818 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8820 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8822 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8824 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8826 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8827 (non_add_cint_operand): Likewise.
8828 (logical_operand): Likewise.
8829 (non_logical_cint_operand): Likewise.
8830 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8831 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8832 (rs6000_select_rtx_section): Suppress warning.
8833 (small_data_operand): Suppress warning.
8834 (rs6000_got_register): Suppress warning.
8835 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8836 type, so `J' is generally the wrong constraint for a SImode value;
8838 (andsi3_internal2): Likewise.
8839 (andsi3_internal3): Likewise.
8840 (iorsi3_internal1): Likewise.
8841 (xorsi3_internal1): Likewise.
8843 (movsf_softfloat): Likewise.
8844 (scc insns): Likewise.
8845 (movsi+2): Preserve sign bits of SImode constant.
8846 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8847 (movdf+1): Sign-extend properly.
8848 (movdi_32+1): Sign-extend properly.
8849 (scc insns): Sign-extend properly.
8851 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8854 1999-08-02 Richard Henderson <rth@cygnus.com>
8856 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8858 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8859 * alpha.md (all fp insns): Likewise.
8861 1999-08-02 Nick Clifton <nickc@cygnus.com>
8863 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8866 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8868 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8869 pic_load_label generator directly.
8870 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8871 No longer a named pattern.
8873 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8875 * explow.c (force_reg): Call force_operand if X does not
8876 satisfy general_operand.
8878 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8880 * fix-header.c (main): When testing for CONTINUED, use string
8881 equality, not pointer equality.
8883 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8885 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8887 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8889 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8890 that has become an unconditional jump.
8892 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8893 (output_function_epilogue): Similarly.
8895 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8897 * tree.h (init_dummy_function_start): Declare.
8899 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8901 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8902 last_expr_type, last_expr_value, block_start_count, block_stack,
8903 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8904 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8905 dynamically in stmt elt of struct function for each function.
8906 (struct nesting): Rename function_call_count elt to n_function_calls,
8907 target_temp_slot_level to block_target_temp_slot_level. All users
8909 (struct stmt_status): New structure definition.
8910 Add many accessor macros for stmt_status elements which previously
8911 were global variables.
8912 (init_stmt_for_function): Allocate stmt elt for current_function.
8913 Reflect that block_start_count was renamed to
8914 current_block_start_count.
8915 (save_stmt_status, restore_stmt_status): Delete functions.
8916 (preserve_subexpressions_p): Don't access loop_stack when outside
8918 (expand_start_bindings): Reflect that block_start_count was renamed to
8919 current_block_start_count.
8920 (expand_fixup): Likewise.
8921 (expand_decl): Don't access block_stack when outside a function.
8922 (expand_decl_cleanup): Likewise.
8923 (expand_dcc_cleanup): Likewise.
8924 (expand_dhc_cleanup): Likewise.
8925 (expand_anon_union_decl): Likewise.
8926 (set_file_and_line_for_stmt): New function.
8927 (in_control_zone_p): New function.
8929 * function.h (struct function): Add new elt stmt.
8930 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8931 case_stack, nesting_stack, nesting_depth, block_start_count,
8932 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8933 emit_lineno, goto_fixup_chain.
8934 (save_eh_status, restore_eh_status, save_stmt_status,
8935 restore_stmt_status): Delete declarations.
8936 * function.c (push_function_context_to): Don't call save_stmt_status.
8937 (pop_function_context_to): Don't call restore_stmt_status.
8938 * tree.h (in_control_zone_p): Declare.
8939 * rtl.h (set_file_and_line_for_stmt): Declare.
8941 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8942 call set_file_and_line_for_stmt.
8944 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8946 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8947 Also update copyright.
8949 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8951 * c-pragma.c: Don't include "except.h".
8952 * emit-rtl.c: Likewise.
8953 * stor-layout.c: Likewise.
8955 * varasm.c: Likewise.
8957 * flow.c: Include "function.h".
8958 * tree.h (init_dummy_function_start): Declare new function.
8960 * except.h (struct eh_status): New structure.
8961 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8963 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8964 catch_clauses, false_label_stack, caught_return_label_stack,
8965 protect_list, current_function_ehc): Add accessor macros for the
8966 corresponding fields in current_function->eh; delete declarations
8967 for all items that used to be declared here.
8968 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8969 catch_clauses, false_label_stack, caught_return_label_stack,
8970 protect_list, current_function_ehc): Delete variables.
8971 (init_eh_for_function): Allocate current_function->eh.
8972 (save_eh_status, restore_eh_status): Delete functions.
8974 * function.h (struct function): Add fields next_global and eh.
8975 Delete all exception handling related fields.
8976 * function.c (current_function): New variable.
8977 (all_functions): New variable.
8978 (push_function_context_to): Don't allocate a struct function,
8979 use current_function instead. Call init_dummy_function_start when
8980 outside a function. Clear current_function before returning.
8981 (pop_function_context_from): Restore current_function.
8982 Don't free the restored struct function.
8983 (prepare_function_start): New function.
8984 (init_dummy_function_start): New function.
8985 (init_function_start): Break out some code into prepare_function_start
8988 * stmt.c (save_stmt_status): Don't call save_eh_status.
8989 (restore_stmt_status): Don't call restore_eh_status.
8991 * Makefile.in: Update dependencies.
8993 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8995 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8996 of depending on a magic constant value. Update comments.
8997 (hppa_expand_prologue): Similarly.
8999 * pa.md (reload_indi, reload_outdi): Allow any register for the
9000 original reload register.
9002 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9004 * cccp.c (print_help): Change marcos to macros.
9006 1999-07-30 Richard Henderson <rth@cygnus.com>
9008 * c-typeck.c (initializer_constant_valid_p): Move ...
9009 * c-common.c (initializer_constant_valid_p): ... here. Use
9010 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9012 * c-common.h (initializer_constant_valid_p): Declare.
9013 * c-tree.h (initializer_constant_valid_p): Remove.
9015 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9017 * config/i386/sol2-c1.asm: Align the stack.
9018 * config/i386/sol2-gc1.asm: Likewise.
9020 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9022 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9023 -Asparclite for sparc86x.
9024 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9026 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9028 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9030 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9031 the user if using the non-default arch size in BI_ARCH configuration.
9032 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9034 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9035 Fix patterns so that they actually match.
9036 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9037 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9038 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9040 (mulsidi3): Reflect this in the expand.
9041 (smulsi3_highpart): Only on TARGET_ARCH32.
9042 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9043 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9044 (umulsidi3): Reflect this in the expand.
9045 (umulsi3_highpart): Only on TARGET_ARCH32.
9046 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9047 don't require g0 to be zero.
9048 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9049 ({,u}divsi3): New expands.
9050 ({,u}divsi3_sp64): New patterns.
9051 (after lshrdi3_v8plus): Four new patterns to help combiner
9052 optimizing nested mixed mode shifts.
9054 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9055 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9056 speed things up. Don't use them by default on plain v9 in 64bit
9057 mode, according to what SPAMv9 sais.
9059 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9060 top 32 bits of %[og][0-7] in signal handlers.
9061 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9063 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9065 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9066 (ashlsi3): Corresponding changes.
9068 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9070 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9072 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9074 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9076 * arm.h (Hint): Delete macro.
9077 Substitute HOST_WIDE_INT for Hint in some prototypes.
9078 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9080 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9082 * builtins.c (expand_builtin_setjmp): Use force_operand to
9083 make sure that the buffer address is in a suitable form to be
9084 passed to force_reg.
9086 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9088 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9091 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9093 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9094 proper mode in the condition string.
9095 (icacheflush, dcacheflush): Remove modes from match_operands.
9097 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9098 proper mode before using it.
9100 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9103 * pa.c (store_reg): Do not call add_high_const generator directly.
9104 (load_reg, set_reg_plus_d): Likewise.
9105 * pa.md (add_high_const): No longer a named pattern.
9107 * pa.c (legitimize_address): Consistently use Pmode rather than
9108 SImode. Do not call gen_pic2_highpart directly anymore.
9109 * pa.md (pic2_highpart): No longer a named pattern.
9110 (pic2_lo_sum): Similarly. Reformat to make more readable.
9112 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9117 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9119 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9121 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9123 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9124 and tag the spill mems.
9125 (hppa_va_start): New.
9127 * pa.h (EXPAND_BUILTIN_VA_START): New.
9128 (EXPAND_BUILTIN_VA_ARG): New.
9130 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9132 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9133 and tag the spill mems.
9134 (mn10300_va_start): New.
9135 (mn10300_va_arg): New.
9136 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9137 (EXPAND_BUILTIN_VA_ARG): New.
9139 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9141 * mn10200.c (mn10200_va_arg): New.
9142 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9144 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9146 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9147 rather than play with TREE_INT_CST_LOW.
9149 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9151 * config/arm/telf.h: Include dbxelf.h.
9152 (CPP_PREDEFINES): Only define if not already defined.
9153 (ASM_IDENTIFY_GCC): Likewise.
9154 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9155 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9156 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9158 (DBX_DEBUGGING_INFO): Don't define.
9159 * config/arm/linux-telf.h: New file.
9160 * config/arm/linux-tgas.h: New file.
9161 * config/arm/t-thumb-linux: New file.
9162 * config/arm/uclinux-elf.h: New file.
9163 * config/arm/uclinux-telf.h: New file.
9164 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9165 thumb-*-uclinux): New targets.
9166 * configure: Regenerate.
9168 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9170 * pa.md (post_store, pre_load): New expanders.
9171 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9172 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9173 need to directly generate RTL for them.
9174 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9177 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9179 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9180 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9181 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9182 (secndary_reload_class): Make TARGET_ELF conditional compile.
9183 (print_operand_address): Similar.
9184 (output_toc): Print all values as hex.
9185 (get_issue_rate): Rearrange and add RS64A and PPC630.
9186 * rs6000.h (processor_type): Add RS64A and PPC630.
9187 (PROCESSOR_POWERPC64): New.
9188 (PROMOTE_MODE): Use word_mode.
9189 (RTX_COSTS): Add RS64A and PPC630.
9190 * rs6000.md (scheduling information): Add lmul and ldiv
9191 representing 64-bit integer multiply and divide. Add rs64a and
9193 (ashldi3): Add support for "rldic" instruction.
9194 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9196 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9198 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9199 instead of V8 for sparclite86x in cpu_table.
9201 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9203 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9204 output_file_directive.
9206 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9208 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9209 tree for op1, not the rtl.
9211 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9213 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9214 to m88k_va_start, leaving only the register spill.
9215 (m88k_build_va_list): New.
9216 (m88k_va_start): New.
9218 * m88k.h (BUILD_VA_LIST_TYPE): New.
9219 (EXPAND_BUILTIN_VA_START): New.
9220 (EXPAND_BUILTIN_VA_ARG): New.
9222 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9224 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9225 Rename from expand_builtin_saveregs.
9226 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9228 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9230 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9231 for the register spill block.
9232 (i960_build_va_list): New.
9233 (i960_va_start): New.
9235 * i960.h (BUILD_VA_LIST_TYPE): New.
9236 (EXPAND_BUILTIN_VA_START): New.
9237 (EXPAND_BUILTIN_VA_ARG): New.
9238 * i960.md (store_multiple): Use change_address on individul mems.
9240 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9242 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9244 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9245 (expand_builtin_va_end): Evaluate arg for side effects.
9246 * c-common.c (c_common_nodes_and_builtins): Construct a
9247 va_list_arg_type_node to handle array decomposition to pointer.
9249 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9251 * except.c (start_dynamic_cleanup): Use force_operand on the
9254 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9256 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9257 * c4x.c (c4x_va_arg): New.
9259 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9261 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9264 1999-07-26 Nathan Sidwell <nathan@acm.org>
9266 * eh-common.h (__eh_matcher): Prototype correctly.
9268 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9270 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9271 (TARGET_SINGLE_PIC_BASE): Likewise.
9272 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9274 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9275 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9276 (TARGET_OPTIONS): Add -mpic-register=N.
9277 (OUTPUT_INT_ADDR_CONST): New macro.
9278 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9279 LEGITIMATE_PIC_OPERAND_P): Likewise.
9280 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9281 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9282 output_addr_const directly.
9283 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9285 (thumb_pic_register, thumb_pic_register_string): Declare.
9287 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9289 (label_mentioned_p): New function: Imported from arm.c.
9290 (legitimize_pic_address): New function: Imported from arm.c.
9291 (is_pic):New function: Imported from arm.c.
9292 (thumb_finalize_pic):New function: Imported from arm.c.
9293 (add_constant): Cope with PIC constants.
9294 (fixit): Cope with PIC constants.
9295 (output_return): Do not treat the PIC register as live if
9296 TARGET_SINGLE_PIC_BASE is true.
9297 (thumb_function_prologue): Do not treat the PIC register as live if
9298 TARGET_SINGLE_PIC_BASE is true.
9299 (thumb_expand_prologue): Do not treat the PIC register as live if
9300 TARGET_SINGLE_PIC_BASE is true.
9301 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9302 TARGET_SINGLE_PIC_BASE is true.
9303 (thumb_print_operand): Accept '|'.
9304 (thumb_override_options): Process PIC options.
9306 * config/arm/thumb.md (movsi): Support PIC.
9307 (call_insn): Change "i" constraint to "X".
9308 (call_value_insn): Likewise.
9309 (consttable_4, consttable_8, consttable_end): Set and clear
9310 "making_const_table" as appropriate.
9311 (pic_load_addr, pic_add_dot_plus_four): New insns.
9313 * invoke.texi (Thumb Options): Fix spelling. Document new
9314 options -msingle-pic-base and -mpic-register=.
9316 1999-07-26 Andrew Haley <aph@cygnus.com>
9318 * config/m32r/initfini.c (__init): Use a full word immediate for
9319 __fini: this allows it to be placed in any memory region.
9321 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9322 -mmodel=medium. This is OK for all memory models.
9324 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9326 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9327 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9329 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9331 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9334 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9336 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9338 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9339 (BUILD_VA_LIST_TYPE): New.
9340 (EXPAND_BUILTIN_VA_START): New.
9341 (EXPAND_BUILTIN_VA_ARG): New.
9342 * i860.c (output_delayed_branch): Disable.
9343 (output_delay_insn): Likewise.
9344 (i860_saveregs): New.
9345 (i860_build_va_list): New.
9346 (i860_va_start): New.
9348 * i860.md: Disable all peepholes using output_delayed_branch.
9349 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9351 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9353 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9354 (BUILD_VA_LIST_TYPE): New.
9355 (EXPAND_BUILTIN_VA_START): New.
9356 (EXPAND_BUILTIN_VA_ARG): New.
9357 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9358 Return the address of the save area.
9359 (clipper_build_va_list): New.
9360 (clipper_va_start): New.
9361 (clipper_va_arg): New.
9363 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9365 * arc.h (EXPAND_BUILTIN_VA_START): New.
9366 (EXPAND_BUILTIN_VA_ARG): New.
9367 * arc.c (arc_setup_incoming_varargs): Set alias set of
9369 (arc_va_start): New.
9372 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9374 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9375 (BUILD_VA_LIST_TYPE): New.
9376 (EXPAND_BUILTIN_VA_START): New.
9377 (EXPAND_BUILTIN_VA_ARG): New.
9378 * alpha.c (alpha_builtin_saveregs): Delete.
9379 (alpha_build_va_list): New.
9380 (alpha_va_start): New.
9381 (alpha_va_arg): New.
9383 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9385 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9387 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9388 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9390 * gcc.texi: More changes related to list conversion.
9391 * invoke.texi: Likewise.
9393 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9395 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9396 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9397 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9398 (stabilize_va_list): New function.
9399 (std_expand_builtin_va_start): New function.
9400 (expand_builtin_va_start): New function.
9401 (get_varargs_alias_set): New function.
9402 (std_expand_builtin_va_arg): New function.
9403 (expand_builtin_va_arg): New function.
9404 (expand_builtin_va_end): New function.
9405 (expand_builtin_va_copy): New function.
9406 (expand_builtin): Call them.
9407 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9408 __builtin_{varargs_start,stdarg_start,end,copy}.
9409 (build_va_arg): New function.
9410 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9411 (build_va_arg): Declare.
9412 * c-decl.c (ptr_type_node, va_list_type_node): New.
9413 * c-parse.gperf (__builtin_va_arg): New.
9414 * c-parse.in (VA_ARG): New token.
9415 (unary_expr): Recognize it.
9416 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9417 * expr.h (std_expand_builtin_va_start): Declare.
9418 (std_expand_builtin_va_arg): Declare.
9419 (expand_builtin_va_arg): Declare.
9420 (get_varargs_alias_set): Declare.
9421 * tree.def (VA_ARG_EXPR): New.
9422 * tree.h (BUILT_IN_VARARGS_START): New.
9423 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9424 (ptr_type_node, va_list_type_node): Declare.
9425 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9426 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9427 * m88k.h, m88k.c: Likewise.
9428 * mn10300.h, mn10300.c: Likewise.
9429 * pa.h, pa.c: Likewise.
9430 * rs6000.h, rs6000.c: Likewise.
9431 * sh.h, sh.c: Likewise.
9432 * sparc.h, sparc.c: Likewise.
9434 * emit-rtl.c (operand_subword): Copy alias set.
9435 (change_address): Likewise.
9437 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9439 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9440 not just the first one.
9442 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9444 * config/arm/arm.h (TARGET_SWITCHES): Add
9445 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9446 (TARGET_OPTIONS): Add -mpic-register=.
9447 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9448 (arm_pic_register_string): Declare.
9449 (NEED_PLT_GOT): Delete, replace with ...
9450 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9451 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9452 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9453 * config/arm/arm.c (arm_override_options): Add new option
9455 (arm_pic_register_string): New variable.
9456 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9457 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9458 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9459 (output_return_instruction): Likewise.
9460 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9461 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9462 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9464 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9465 mention of -msched-prolog. Document new options -msingle-pic-base
9466 and -mpic-register=.
9468 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9470 * haifa-sched.c (reemit_notes): Tidy.
9471 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9474 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9476 * explow.c (trunc_int_for_mode): New function.
9477 (plus_constant_wide): Use it.
9478 * combine.c (simplify_and_const_int): Likewise.
9479 (merge_outer_ops): Likewise.
9480 (simplify_shift_const): Likewise.
9481 * cse.c (simplify_unary_operation): Likewise.
9482 (simplify_binary_operation): Likewise.
9483 * emit-rtl.c (operand_subword): Likewise.
9484 * rtl.h: Declare it.
9486 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9488 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9489 (use NUM_REGS instead of NUM_INTS).
9491 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9493 * builtins.c: New file.
9494 * expr.c (saveregs_value, apply_args_value): Delete definition,
9495 moved into builtins.c.
9496 (string_constant): No longer static.
9497 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9498 apply_args_size, apply_result_size, result_vector,
9499 expand_builtin_apply_args, expand_builtin_apply,
9500 expand_builtin_return): Delete functions, moved into builtins.c.
9501 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9502 * expr.h (saveregs_value, apply_args_value): Declare variables.
9503 (expand_builtin, string_constant): Declare functions.
9504 * Makefile.in: Update to build builtin.o.
9506 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9508 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9509 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9510 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9511 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9513 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9516 1999-07-21 Michael Meissner <meissner@cygnus.com>
9518 * print-rtl.c (print_rtx): Print the names of the virtual
9521 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9523 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9524 introduced in previous delta.
9526 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9528 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9529 to avoid name clash.
9531 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9533 * c-lex.c (yylex) : Correct the test for overflow when lexing
9536 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9538 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9539 (adjust_priority): Always call ADJUST_PRIORITY.
9540 (schedule_insn): Only put insns into the ready at cost 0.
9541 (schedule_block): Remove redundant initial sort. Give clock_var
9542 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9544 * tm.texi (MD_SCHED_REORDER): Update docs.
9546 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9547 * sparc.c (ultra_reorder_called_this_block): Delete.
9548 (ultrasparc_sched_init): Don't set it.
9549 (ultrasparc_sched_reorder): Don't check it.
9551 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9553 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9554 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9555 (function_arg_boundary): Align DFmode.
9556 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9557 to get fp reg and stack overflow correct.
9558 (function_arg): Likewise.
9559 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9560 (setup_incoming_varargs): Restructure for ABI_V4; use
9561 function_arg_advance to skip final named argument.
9562 (expand_builtin_saveregs): Properly unskip the last integer arg
9563 when doing varargs. Adjust overflow location calculation.
9565 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9566 explicitly unsigned.
9567 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9568 (__VA_GP_REGSAVE): Similarly.
9569 (__va_longlong_p): Delete.
9570 (__va_arg_type_violation): New declaration.
9571 (va_arg): Restructure. Flag promotion errors. Align double.
9572 TFmode passed by reference.
9574 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9575 in the HOST_BITS_PER_WIDE_INT > 32 case.
9577 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9579 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9581 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9583 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9584 * toplev.c (documented_lang_options): Add -fpreprocessed.
9585 * cpplib.h (struct cpp_buffer): Add preprocessed.
9586 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9587 (cpp_start_read): Don't expand macros or emit an initial #line
9588 directive if -fpreprocessed.
9590 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9592 * cpplib.h (struct cpp_buffer): Added manual_pop for
9593 better C++ tokenization.
9594 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9595 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9596 * c-common.c (cpp_token): Make non-static.
9598 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9600 * c-common.h: New file.
9601 * c-common.c (permanent_obstack): Delete unused declaration.
9602 (c_global_trees): New array.
9603 (c_common_nodes_and_builtins): New function; split off common code
9604 from init_decl_processing in both c-decl.c and cp/decl.c.
9605 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9606 c_global_trees and accessor macros defined in c-common.h.
9608 * c-decl.c: Delete definitions for tree nodes that were replaced by
9610 (init_decl_processing): Build void_list_node.
9611 Call c_common_nodes_and_builtins; delete code to generate the common
9613 * objc/objc-act.c (build_module_descriptor): Rename variable
9614 void_list_node to avoid clash with c-common.h.
9616 * Makefile.in: Update dependencies.
9617 * objc/Make-lang.in: Likewise.
9619 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9621 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9622 (UNIQUE_SECTION_P): Likewise.
9623 (UNIQUE_SECTION): Likewise.
9625 1999-07-19 Linas Vepstas <linas@linas.org>
9627 * config/i370/README: New file.
9628 * config/i370/linux.h: New file.
9629 * config/i370/mvs.h: New file.
9630 * config/i370/oe.h: New file.
9631 * config/i370/t-linux: New file.
9632 * config/i370/t-mvs: New file.
9633 * config/i370/t-oe: New file.
9634 * config/i370/x-oe: New file.
9635 * config/i370/xm-linux.h: New file.
9636 * config/i370/xm-mvs.h: New file.
9637 * config/i370/xm-oe.h: New file.
9639 * i370.c (label_node_t): Add first_ref_page, label_addr,
9640 label_first_ref, label_last_ref members.
9641 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9642 (MAX_MVS_LABEL_SIZE): Define.
9643 (MAX_LONG_LABEL_SIZE): Define.
9644 (alias_node_t, alias_anchor, alias_number): New.
9645 (mvs_function_table): Reorder for EBCDIC.
9646 (ascebc, ebcasc): Unconditionally define.
9647 (i370_branch_dest, i370_branch_length): New functions.
9648 (i370_short_branch, i370_label_scan): New functions.
9649 (mvs_get_label): Renamed from mvs_add_label. Search for
9650 an existing label before creating a new one.
9651 (mvs_add_label): New function.
9652 (mvs_get_label_page): New function.
9653 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9654 over the entire list.
9655 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9656 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9657 (mvs_add_alias, mvs_need_alias): New functions.
9658 (mvs_get_alias, mvs_check_alias): New functions.
9659 (handle_pragma): New function.
9660 (mvs_function_check): New function.
9661 (unsigned_jump_follows_p): Search harder.
9662 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9663 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9664 * i370.h (TARGET_VERSION): Delete.
9665 (CPP_SPEC, CPP_PREDEFINES): Delete.
9666 (mvs_label_emitted): Delete.
9667 (TARGET_EBCDIC): Delete.
9668 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9669 (HANDLE_PRAGMA): Define.
9670 (HARD_REGNO_NREGS): Handle complex modes.
9671 (HARD_REGNO_MODE_OK): Likewise.
9672 (CLASS_MAX_NREGS): Likewise.
9673 (RET_REG): Likewise.
9674 (EXTRA_CONSTRAINT): Define.
9675 (RETURN_IN_MEMORY): True for DImode.
9676 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9677 (FUNCTION_PROFILER): Delete.
9678 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9679 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9680 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9681 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9682 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9683 (ASM_FILE_START): Add "RMODE ANY".
9684 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9685 (ASM_GLOBALIZE_LABEL): Likewise.
9686 (ASM_OUTPUT_LABELREF): Likewise.
9687 (ASM_OUTPUT_COMMON): Likewise.
9688 (PRINT_OPERAND): Handle 'K', 'W', default.
9689 (PRINT_OPERAND_ADDRESS): New.
9690 (Lots of defines): Add support for TARGET_ELF_ABI.
9691 * i370.md (attr length): New. Define for all patterns.
9692 (*): Lots of tweeks to assembly output and constraints.
9694 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9696 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9697 Disable patterns performing SImode comparisons with SImode values
9698 if TARGET_POWERPC64 and instruction does not sign-extend or does
9699 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9700 differ for signed quantities.
9701 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9702 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9703 (decrement_and_branch_on_count): Add 64-bit variant.
9705 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9707 * final.c (output_asm_insn): When searching for the matching string
9708 for a given dialect, don't run past the end of the list of
9709 alternatives if there are fewer alternatives in the template than
9712 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9714 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9715 Removed paragraph about compression of files and size limitation,
9716 duplicated in the FAQ. Use gcc-patches for posting patches.
9717 * gcc.c (main): Updated URL with bug reporting instructions to
9718 gcc.gnu.org. Removed e-mail address.
9719 * system.h (abort): Likewise.
9721 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9723 * Makefile.in (stmp-multilib-sub): Make the files extracted
9724 from $(LIBGCC1) writable.
9726 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9728 * config/arm/aout.h: Reformat for improved readability.
9730 * config/arm/arm.h: Reformat for improved readability.
9731 Replace uses of fprintf with asm_fprintf where appropriate.
9732 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9733 function declaration assembler actions.
9734 (NUM_INTS): New macro: Convert from bytes to words.
9735 (NUM_REGS): New macro: Compute number of registers required to
9736 hold a quanitity of tyep MODE.
9737 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9739 (NUM_ARG_REGS): New macro: The number of argument registers
9741 (ARG_REGISTER): New macro: Compute the register number of the Nth
9743 (LAST_ARG_REGNUM): New macro: The number of the last argument
9745 (SP_REGNUM): New macro: Register number of the stack pointer.
9746 (FP_REGNUM): New macro: Register number of the frame pointer.
9747 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9748 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9749 CUMULATIVE_ARGS so that it counts registers not bytes.
9751 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9753 Replace uses of fprintf with asm_fprintf where appropriate.
9754 (output_ascii_pseudo_op): Replace with version from thumb.c
9756 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9758 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9760 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9761 (ASM_FILE_START): Emit ASM_APP_OFF.
9763 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9765 * pa.c (compute_frame_size): Round frame according to
9766 STACK_BOUNDARY rather than a hardwired value.
9768 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9770 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9772 * configure: Rebuilt.
9774 * configure.in (hppa*-*-linux*): New configuration.
9775 * configure: Rebuilt.
9776 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9777 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9778 * pa/pa-linux.h: New file.
9779 * pa/t-linux: New file.
9780 * pa/xm-linux.h: New file.
9782 * pa.c (hppa_legitimize_address): Change references from SImode to
9783 either Pmode or word_mode as appropriate.
9784 (emit_move_sequence, store_reg, load_reg): Likewise.
9785 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9786 (output_mul_insn): Likewise.
9787 * pa.h (PROMOTE_MODE): Likewise.
9788 (INITIALZE_TRAMPOLINE): Likewise.
9789 (Pmode): Define to word_mode.
9791 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9792 value of 4. Allocate 8 bytes for each FP register save.
9793 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9795 (hppa_expand_prologue): Likewise.
9796 * pa.h (PROMOTE_MODE): Likewise.
9797 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9798 (FUNCTION_ARG_BOUNDARY): Likewise.
9800 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9802 * pa.c (out_of_line_prologue_epilogue): Delete.
9803 (override_options): Remove -mspace related code.
9804 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9805 (compute_frame_size): Only allocate space for register that
9806 actually need to be saved.
9807 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9808 (TARGET_SWITCHES): Remove -mspace, -mno-space
9809 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9810 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9811 * pa/ee.asm, pa/ee_fp.asm: Delete.
9813 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9815 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9816 directive in column zero.
9818 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9820 * m68k.c (output_function_prologue): Fix computation of save mask
9821 when generating PIC code.
9823 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9825 * tree.c (build_type_attribute_variant): Move current_obstack restore
9826 after build_qualified_type call.
9828 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9830 * configure.in: Use t-iris6, even with GNU LD.
9831 * config/mips/iris6gld.h: Fix typo in linker spec.
9832 * config/mips/t-iris6gld: Remove.
9834 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9836 * rs6000.md (insv, extzv): Remove SImode dependence in named
9837 patterns. Explicitly generate DImode RTL if PowerPC64 and
9839 (insvdi): Reverse start and size in instruction template.
9841 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9843 * invoke.texi: Typo fixes.
9845 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9847 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9848 handle at this time instead of silently generating incorrect code.
9849 (gen_imagpart): Likewise.
9851 * reload.c (find_reloads): Emit a USE for a pseudo register without
9852 a hard register if we could not create an optional reload for the
9855 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9857 * c-typeck.c (output_init_element, process_init_element):
9858 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9859 check for nameless bit fields.
9861 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9863 * regclass.c (scan_one_insn): Notice subregs that change the
9864 size of their operand.
9865 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9867 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9869 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9870 * configure: Rebuilt.
9871 * alpha/t-ieee: New file.
9873 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9875 * rs6000.c (find_addr_reg): Do not select r0 as an address
9878 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9880 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9882 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9884 * rs6000.md (movsf): Do not force easy FP constants into memory.
9886 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9887 immed_double_const to ensure they are properly truncated then
9890 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9892 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9893 always unless NO_DEBUG is used. Compile this code
9895 (replace_symbols_in_block): Compile it unconditionally.
9897 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9899 * configure.in (i?86-*-elf*): New target.
9900 * configure: Rebuilt.
9901 * i386/i386elf.h, i386/t-i386elf: New files.
9903 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9905 * toplev.c (main): Don't complain about saying -gdwarf.
9906 (rest_of_compilation): Remove redundant code.
9908 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9910 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9912 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9914 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9915 "Li960R:", to avoid name clash.
9917 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9919 * loop.c (check_dbra_loop): When reversing a loop, delete all
9920 REG_EQUAL notes referencing the reversed biv except those which are
9921 for a giv based on it.
9923 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9925 * version.c: Drop "gcc-" prefix from version #.
9927 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9929 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9930 the label if we're being verbose.
9932 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9934 * m68k.c (output_function_prologue): Add pic register to mask
9935 if live and flag_pic.
9936 (output_function_epilogue): Likewise.
9938 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9940 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9941 directives in column zero.
9943 * pa/elf.h (ASM_FILE_START): Define.
9944 * pa/som.h (ASM_FILE_START): Include .level directives.
9945 * pa/hpux10.h (ASM_FILE_START): Delete.
9946 * pa/hpux11.h (ASM_FILE_START): Delete.
9948 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9950 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9952 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9953 when reload_out equals reload_in.
9955 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9957 * invoke.texi (Spec Files): New node: Describe the contents of
9960 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9962 * invoke.texi (DEC Alpha Options): Put @end table at
9963 beginning of line, to avoid confusing texi2html.
9965 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9967 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9968 introduced in previous delta.
9970 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9972 * reload1.c (gen_reload): When synthesizing a 3 operand add
9973 sequence, improve test for when to reload OP1 into the reload
9974 register instead of OP0.
9976 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9978 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9980 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9982 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9985 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9987 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9988 (va_dcl): Use __builtin_va_alist_t.
9990 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9992 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9993 on the permanent_obstack.
9994 * dwarfout.c (output_type): Likewise.
9996 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9998 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9999 Merged from c-typeck.c and cp/typeck.c.
10000 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10001 Merged into c-common.
10003 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10005 * c-lex.c (errorcount): Declare it.
10006 (finish_parse): Update errorcount when using CPPLIB.
10008 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10010 * fixinc/inclhack.def(end_else_label): Double the backslash so
10011 sed gets a chance to see it.
10012 * fixinc/inclhack.sh: regen
10013 * fixinc/fixincl.x: regen
10015 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10017 Add framework to support armv5 architecture when it becomes
10020 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10021 (arm_arch5): New variable.
10022 (all_architectures): Add armv5 line.
10023 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10024 -march=armv5 is specified on the command line.
10025 (arm_arch5): Export this variable.
10026 * invoke.texi: Document new string accepted by -march= switch for
10029 * config/arm/arm.h: Replace use of constant 12 as a register
10030 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10031 * config/arm/arm.c: Replace use of constant 12 as a register
10032 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10034 * config/arm/elf.h: Tidy up.
10035 * config/arm/coff.h: Tidy up.
10037 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10039 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10040 * gcc/config/mips/t-iris6gld: New file.
10041 * gcc/config/mips/iris6gld.h: Likewise.
10043 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10045 * c-decl.c (widest_integer_literal_type_node,
10046 widest_unsigned_literal_type) : New.
10047 (init_decl_processing): Handle/use the two new types.
10048 * c-common.c (type_for_size,type_for_mode) : Same.
10049 * c-lex.c (yylex) : Same.
10050 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10052 * c-tree.h (widest_integer_literal_type_node,
10053 widest_unsigned_literal_type) : New.
10055 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10057 * dwarfout.c (field_byte_offset): Correctly compute the object's
10058 byte offset for the first bit of a field which crosses an alignment
10059 boundary on a !BYTES_BIG_ENDIAN target.
10061 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10063 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10066 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10067 Jeff Law <law@cygnus.com>
10069 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10072 * except.c: Include intl.h.
10073 (expand_eh_return): Set current_function_cannot_inline.
10074 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10075 * function.h (struct function): Add eh_return_stub_label.
10076 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10077 * Makefile.in (except.o): Depend on intl.h.
10079 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10081 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10082 same as offsettable in cases 1 and 2.
10084 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10086 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10087 (extlh, extwh): Likewise.
10089 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10091 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10093 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10095 * configure.in: Add arm-pe and thumb-pe targets.
10096 * configure: Regenerate.
10098 * thumb.c (arm_naked_function_p): New function: Determines if
10099 a function is naked (has no gcc generated prologue/epilogue).
10100 (is_called_in_ARM_mode): Return true if the func has the
10101 interfacearm attribute.
10102 (output_return): Do not generate a return for naked functions.
10103 (thumb_function_prologue): Do not generate a prologue for
10105 (thumb_expand_prologue): Do not generate a prologue for naked
10107 (thumb_expand_epilogue): Do not generate an epilogue for naked
10109 (arm_valid_machine_decl_attribute): New function, copied from
10110 arm.c: Permit naked and interfacearm attributes.
10112 * config/arm/pe.c: New file: Support code for arm-pe target.
10113 * config/arm/pe.h: New file: Header file for arm-pe target.
10114 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10115 * config/arm/t-thumb-pe: New file: Makefile fragment for
10118 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10120 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10121 -fPIC or -fpic is specified.
10123 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10125 * expr.c (emit_block_move): Use copy_to_mode_reg for
10126 !TARGET_MEM_FUNCTIONS case too.
10128 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10130 * configure: Rebuilt.
10131 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10132 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10133 definitions made redundant by dbxelf.h inclusion. Delete
10134 lots of definitions related to assembly output that are
10135 specific to the SOM object format.
10136 * pa.c (output_function_prologue): Do not emit the function's
10138 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10139 * pa-pro.h: Deleted.
10140 * som.h: New file with SOM specific definitions.
10141 * elf.h: New file with ELF specific definitions.
10143 * elfos.h (const_section): Output a tab before assembler directives.
10144 (ctors_section, dtors_section): Likewise.
10145 (ASM_OUTPUT_SECTION_NAME): Likewise.
10147 * pa/pa1.h: Delete unused file.
10149 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10151 * configure.in (hppa*-hp-hpux11*): New configuration.
10152 * configure: Rebuilt.
10153 * pa/pa-hpux11.h: New file.
10154 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10157 * mips.md (leasi, leadi): New patterns.
10159 * expr.c (emit_block_move): Properly handle case where one of the
10160 block move arguments has a queued increment or decrement.
10161 (clear_storage): Similarly. Fix formatting goof.
10163 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10165 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10166 semicolon from the BSD VA_LIST replacement expression.
10168 * fixinc/inclhack.sh: regen
10169 * fixinc/fixincl.x: regen
10171 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10172 now use the fixincl program.
10174 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10176 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10177 case. Also make the PIC register call_used.
10179 * m68k.h (FINALIZE_PIC): Delete.
10180 * m68k.c (finalize_pic): Delete.
10182 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10184 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10187 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10189 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10191 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10193 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10195 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10197 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10199 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10201 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10203 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10205 * rs6000.c (output_toc): Always use hex values for floating-point
10206 constants. Store single-precision values in upper-half of TOC
10207 entry in 64-bit mode.
10208 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10209 to final constraints.
10210 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10211 (fctiwz): Improve accuracy of RTL for pattern.
10213 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10215 * expr.c (expand_expr): Allow RTL_EXPR's through the
10216 MAX_INTEGER_COMPUTATION_MODE checks.
10218 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10220 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10221 such that MASK_SUPPORT_ARCH is not negative.
10223 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10225 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10226 ADDR_DIFF_VEC insns that appear inside loops.
10228 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10229 Jeff Law <law@cygnus.com>
10231 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10232 Handle LO_SUM the same as offsettable in cases 1 and 2.
10233 * rs6000.c (find_addr_reg): Revert previous patch.
10235 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10237 * system.h (strstr): New external function declaration.
10238 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10239 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10240 * config.in, configure: Rebuilt.
10242 1999-06-24 Tom Tromey <tromey@cygnus.com>
10244 * gcc.c (main): Read user-specified specs files after computing
10245 additional startfile_prefixes.
10247 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10249 Revert these two patches:
10251 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10252 * loop.c (strength_reduce): When doing biv->giv conversion, update
10253 reg note of NEXT->insn.
10255 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10256 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10258 (recombine_givs): Set ix field after sorting.
10260 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10262 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10263 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10265 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10267 *fixinc/inclhack.def: Add fix development commentary
10268 (read_ret_type): reactivate and add selection clause
10269 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10270 *fixinc/{fixincl.x|inclhack.sh}: regen
10272 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10274 * expr.c (expand_expr): STRIP_NOPS before checking against
10275 MAX_INTEGER_COMPUTATION_MODE
10276 (check_max_integer_computation_mode): Likewise.
10278 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10280 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10282 1999-06-22 Jim Wilson <wilson@cygnus.com>
10284 * expr.c (store_expr): When target is a promoted subreg, return a
10285 promoted subreg as a result.
10287 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10289 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10291 (dwarf2out_define): Mark unused parameters appropriately.
10292 (gen_unspecified_parameters_die): Ditto.
10293 (gen_subprogram_die): Fix signed/unsigned warnings.
10294 (gen_variable_die): Ditto.
10296 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10298 * fixinc/inclhack.def(end_else_label): combined else_label
10299 and endif_label and fixed the sed expression.
10300 *fixinc/{fixincl.x|inclhack.sh}: regen
10302 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10304 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10305 'x' when handling non-offsettable addresses
10307 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10309 * final.c (shorten_branches): Don't try to split an insn that has
10312 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10314 * config/mips/mips.c (symbolic_expression_p): New function.
10315 (mips_select_rtx_section): Put symbolic expressions in the
10316 data section, not the read-only data section.
10318 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10320 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10322 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10324 * collect2.c (main): Log frame table count.
10325 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10326 (scan_prog_file) [COFF]: Handle frame tables.
10328 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10329 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10330 * alpha/elf.h: Undef them again.
10331 * alpha/vms.h: Remove their definitions.
10333 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10335 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10336 remove the clobber of r0 and change the REG_UNUSED note to
10339 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10341 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10342 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10343 fits in HOST_WIDE_INT and one uses union to access a long constant
10346 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10348 * sparc.c (sparc_override_options): Don't allow profiling for
10349 code models other than medlow.
10350 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10351 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10352 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10353 (sparc_block_profiler): Likewise.
10354 (sparc_function_block_profiler_exit): Likewise.
10355 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10356 (FUNCTION_BLOCK_PROFILER): Likewise.
10357 (BLOCK_PROFILER): Likewise.
10358 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10359 (MCOUNT_FUNCTION): New.
10360 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10361 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10362 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10363 (MCOUNT_FUNCTION): New.
10364 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10365 (BLOCK_PROFILER): Delete.
10366 (MCOUNT_FUNCTION): New.
10368 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10370 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10372 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10374 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10377 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10380 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10383 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10386 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10388 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10391 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10393 * i386/djgpp.h (LIB_SPEC): New.
10394 (STARTFILE_SPEC): New.
10396 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10398 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10400 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10403 * system.h (WSTOPSIG): New macro.
10405 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10407 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10409 (insert_pack_attributes): Take into account member natural
10412 * i386/winnt.c (exports_head): New static variable.
10413 (i386_pe_record_exported_symbol): New function.
10414 (i386_pe_asm_file_end): Use.
10415 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10416 symbols to be emitted at end of assembly.
10417 (ASM_DECLARE_OBJECT_NAME): Likewise.
10418 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10420 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10423 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10425 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10428 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10430 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10431 zapping reg_last_uses directly.
10432 (sched_analyze_2, sched_analyze_insn): Likewise.
10433 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10435 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10437 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10438 attributes for cases 1 and 2.
10440 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10442 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10445 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10447 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10449 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10451 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10452 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10453 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10454 must be stacked if it is used for PIC accesses.
10455 * arm.c (use_return_insn): Handle PIC register specially.
10456 (output_return_instruction): Likewise.
10457 (output_func_{prologue,epilogue}): Likewise.
10458 (output_expand_prologue): Likewise.
10460 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10461 (*strsi_predec): Renamed from *strqi_predec.
10462 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10463 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10465 * arm.c (arm_override_options): Remove warning about PIC code
10466 not being supported.
10468 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10470 * rs6000.c (find_addr_reg): New function.
10471 * rs6000.h (find_addr_reg): Declare.
10472 (offsettable_addr_operand): Delete.
10473 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10474 from and stores to GPRs.
10476 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10478 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10479 gen_sequence as argument to emit_no_conflict_block.
10481 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10483 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10484 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10485 *fixinc/fixincl.x: regen
10486 *fixinc/inclhack.sh: regen
10488 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10490 * added support for -mpcrel (PC relative addressing for m68k)
10491 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10492 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10493 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10494 (comments for general_src_operand): Add some explanation
10495 about EXTRA_CONSTRAINTS.
10496 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10497 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10498 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10499 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10500 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10501 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10502 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10503 if not already set.
10504 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10505 * m68k.h (TARGET_PCREL): New target flag.
10506 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10507 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10508 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10509 contains a SYMBOL_REF. Relax this constraint during reload, since
10510 we want to use the predicates, not reload's built-in concept of a
10511 valid memory address, to control what insns need reloading.
10512 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10513 operands (essentially 'g', 'm', and 's' under normal circumstances).
10514 * m68k.c (print_operand): Cause printing of pc-relative addresses
10515 to include pc register.
10516 (print_operand_address): Ditto.
10517 (general_src_operand): Accept operands that are not only
10518 general_operands, but are also valid when used as a pc-relative
10520 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10521 (memory_src_operand): Similar, for memory_operands.
10522 (pcrel_address): New predicate to accept the special case of a
10523 pc-relative address.
10524 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10525 QImode insns to accept *_src_operand instead of *_operand where
10526 pc-relative operands can fit. For example, a pc-relative operand
10527 can be used as a memory source operand for addsi3, but not as a
10528 memory destination.
10529 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10531 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10533 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10534 .thumb_set pseudo op to mark aliases of thumb functions.
10536 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10538 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10539 preference to ASM_OUTPUT_DEF, if it is defined.
10541 * tm.texi: Document new, optional target macro
10542 ASM_OUTPUT_DEF_FROM_DECLS.
10544 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10546 * fixincludes: ISCNTL patch
10547 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10548 (dgux_int_varargs): new for DG/UX
10549 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10551 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10553 * invoke.texi (ia32 options): Fix typo.
10555 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10557 * loop.c (strength_reduce): When doing biv->giv conversion, update
10558 reg note of NEXT->insn.
10560 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10562 * loop.c (move_movables): Note issues with replacing REGs with
10564 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10566 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10568 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10570 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10571 the reference to `mcount' was not correct for the ELF on FreeBSD.
10573 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10575 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10578 (recombine_givs): Set ix field after sorting.
10580 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10582 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10583 to safe to extract a subword out of a REG.
10585 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10587 * sh.md (mulsi3): Don't add a no-op move at the end.
10589 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10591 * cse.c (cse_insn): Don't put hard register source into tables for
10592 the last insn of a libcall.
10594 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10596 * loop.c (strength_reduce): Insert sets of derived givs at every
10597 biv increment, even if it's the only one.
10599 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10601 * dwarfout.c (add_incomplete_type): New fn.
10602 (output_type): Call it.
10603 (retry_incomplete_types): New fn.
10604 (dwarfout_finish): Call it.
10606 From Eric Raskin <ehr@listworks.com>:
10607 (output_type): Output types for bases.
10609 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10611 * mips.c (mips_output_conditional_branch): Add `break'
10612 between `default' label and `close braces'.
10614 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10616 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10617 specifications and make it realistic.
10618 (LIB_SPEC): Likewise.
10620 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10622 * config/mips/mips.c (mips_secondary_reload_class): Check for
10623 (PLUS (SP) (REG)) and return appropriate register class.
10624 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10625 Handle (PLUS (SP) (REG)).
10626 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10627 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10628 of emit_insn for tablejump.
10630 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10632 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10633 asm_fprintf format string by itself.
10634 (output_function_profiler): Likewise.
10636 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10638 * combine.c (simplify_logical, case AND): Only call
10639 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10640 or the constant is positive.
10642 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10644 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10645 * configure: Regenerate.
10647 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10649 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10650 require a sub-version #.
10651 * configure: Rebuilt.
10653 1999-06-14 Robert Lipe (robertlipe@usa.net)
10655 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10657 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10659 * c-typeck.c (process_init_element): Detect excess elements in
10660 char array initializer.
10662 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10664 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10666 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10668 * invoke.texi (Option Summary): Add -fpermissive flag.
10670 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10672 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10673 that require PIC code sequences.
10675 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10677 * configure.in: Add new target: thumb-elf.
10678 * configure: Regenerate.
10679 * config/arm/t-thumb-elf: New file: Makefile fragment for
10681 * config/arm/telf.h: New file: Header file for thumb-elf
10684 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10686 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10687 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10688 initializers is some circumstances.
10690 * fixinc/inclhack.def (endif_label): Add additional selector for
10691 more bogus stuff after #endif statements.
10692 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10694 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10696 * i386/cygwin.h (SET_ASM_OP): Define.
10698 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10700 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10702 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10704 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10707 * sh.md (ic_invalidate_line_i): Remove second alternative.
10709 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10711 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10712 test for the presence of valid prototypes. Delete bypass expr.
10713 (ioctl_fix_ctrl): Correct the selection expression.
10714 (no_double_slash): Correct quoting rules
10715 *fixinc/fixincl.x: regen
10716 *fixinc/inclhack.sh: regen
10718 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10720 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10722 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10724 * rs6000.md (movsi_got_internal_mem): Delete.
10725 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10726 (GOT_TOC_REGNUM): Delete.
10727 (PIC_OFFSET_TABLE_REGNUM): Define.
10728 (FINALIZE_PIC): Disable.
10729 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10730 (rs6000_replace_regno): Delete.
10731 (rs6000_finalize_pic): Likewise.
10732 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10734 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10736 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10737 is a note; use <= for the compare; advance P while it is
10740 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10742 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10743 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10745 * varasm.c (remove_from_pending_weak_list): Verify t->name
10746 is non-NULL before passing it to strcmp.
10748 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10750 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10751 the typed arguments are not part of a comment
10752 (ioctl_fix_ctrl): Added a purpose comment
10753 *fixinc/fixincl.x: regenerate
10754 *fixinc/inclhack.sh: regenerate
10756 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10758 * invoke.texi: Add C4x invocation docs.
10760 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10762 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10764 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10766 (c4x_legitimize_reload_address): New function.
10767 * config/c4x/c4x.md: Update docs.
10769 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10771 * fixincludes: Avoid removing '.'.
10772 * fixinc/fixinc.svr4: Likewise.
10773 * fixinc/fixinc.winnt: Likewise.
10774 * fixinc/inclhack.tpl: Likewise.
10775 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10777 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10779 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10781 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10783 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10785 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10788 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10790 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10791 * configure: Regenerate.
10793 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10795 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10798 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10800 * fixinc/inclhack.def (avoid_bool): Also catch
10801 "typedef [unsigned] int bool".
10802 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10804 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10805 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10806 * configure: Rebuilt.
10808 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10810 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10811 such that we can override its definitions if necessary.
10812 (CPP_SPEC): New define. Support processor specific predefines via
10814 (CC1_SPEC): New define. Support processor specific compiler
10815 options via %(cc1_cpu).
10816 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10819 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10821 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10822 between sed's -e flag, and the open-quote following it.
10823 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10825 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10826 Jeffrey A Law (law@cygnus.com)
10828 * varasm.c (assemble_start_function): Remove the function
10829 from the pending weak decls list when we define a function.
10830 (assemble_variable): Similarly for variables.
10831 (weak_finish): Ignore items on the list with a NULL name.
10832 (remove_from_ending_weak_list); New function to "remove" an item
10833 from the pending weak declarations list.
10835 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10837 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10839 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10841 * c-lex.c (GETC): Redefine to call getch.
10842 (UNGETC): Redefine to call put_back.
10843 (putback_buffer): New structure type.
10844 (putback): New static structure.
10845 (getch): New function.
10846 (put_back): New function.
10847 (yylex): Replace unused bytes from bad multibyte character.
10849 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10851 * cpplib.c (do_define): Cast `alloca' return value.
10852 (do_include, do_undef, do_pragma): Likewise.
10853 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10855 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10856 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10858 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10860 * sparc.md (abstf2): This should be an expand.
10861 (split after abstf2_notv9): Fix mode.
10862 (abstf2_hq_v9): New pattern.
10863 (abstf2_v9): Only use when no hard quad.
10864 (absdf2_v9): Fix if target is not the same as source.
10865 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10866 Add correct output constraints.
10868 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10870 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10871 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10873 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10875 * mips.h (mips_output_conditional_branch): New function.
10876 (mips_adjust_insn_length): Likewise.
10877 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10878 (ADJUST_INSN_LENGTH): Likewise.
10879 * mips.c (print_operand): Add `F' and `W' for floating-point
10880 comparison opcodes.
10881 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10883 (mips_adjust_insn_length): New function.
10884 (mips_output_conditional_branch): New function.
10885 * mips.md (length): Adjust attribute definition to handle
10886 conditional branches. Change lengths to bytes, rather than
10887 instructions throughout. Remove length attribute from
10888 instructions whose length is four bytes, and rely on the default
10890 (dslot): Fix typo in comment.
10891 Reword conditional branch patterns to use
10892 mips_output_conditional_branch.
10894 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10896 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10897 (LIB_SPEC): Likewise.
10898 Link with -lprof1_r for -g/-pg.
10900 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10902 * loop.c (check_dbra_loop): Fix change of Jan 19.
10904 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10906 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10907 (STARTFILE_SPEC): Define, override the svr4.h version.
10908 (ENDFILE_SPEC): Likewise.
10910 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10912 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10913 * fixinc/fixincl.x: Regenerated.
10914 * fixinc/inclhack.sh: Regenerated.
10916 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10918 * sh.c (barrier_align): Don't return early for normal branch/barrier
10919 when optimizing for SH2.
10921 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10923 * i386/udk.h (LINK_SPEC): Correct linker search path for
10926 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10928 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10929 (braf_label_ref_operand): Delete.
10930 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10931 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10932 label_ref, and has no predicate.
10933 The patten has a predicate to guard against invalid substitutions.
10934 (dummy_jump): Delete.
10935 (casesi): Update use of casesi_jump_2.
10937 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10939 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10940 *fixinc/fixincl.x: regenerate
10941 *fixinc/inclhack.sh: regenerate
10943 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10945 * dwarf2out.c (add_incomplete_type): New fn.
10946 (gen_struct_or_union_type_die): Call it.
10947 (retry_incomplete_types): New fn.
10948 (dwarf2out_finish): Call it.
10950 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10952 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10953 current block starts with a CODE_LABEL and ends with a CALL and
10954 we can not find all the argument setup instructions for the CALL.
10956 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10958 Revert this change:
10959 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10960 something is a candidate for optimize_bit_field_compare.
10962 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10964 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10966 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10968 * alpha.c (override_options): Thinko in last patch.
10970 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10971 (LIB_SPEC): Recognize -pthread.
10973 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10975 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10976 definition in config/arm/coff.h
10977 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10979 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10981 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10982 fixes that need "file=xxx\n" prepended before invocation
10983 (start_fixer - new): starting the fixer process is complex enough
10984 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10985 (process): uses the new routine; omit usage of putenv()
10986 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10987 * fixinc/fixincl.x: regenerate
10989 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10991 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10992 and version #s (1.1 -> 2.96) as needed.
10993 * README.g77: Kill way out of date file in the toplevel directory.
10995 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10997 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10998 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10999 * configure: Rebuilt.
11000 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11001 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11002 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11003 (SWITCH_TAKES_ARG): Likewise.
11004 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11005 * config/t-freebsd: Moved from config/i386/ so it can used for all
11008 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11010 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11012 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11014 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11015 * configure: Rebuilt.
11017 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11019 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11020 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11021 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11022 (rs6000_output_load_toc_table): Same.
11023 (output_prolog, output_mi_thunk): Same.
11024 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11025 (ASM_GLOBALIZE_LABEL): Use putc.
11027 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11029 * alpha.md (reload_*_help): New patterns and splitters.
11030 (reload_*): Use them.
11031 (mov[qh]i): Likewise.
11033 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11035 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11038 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11040 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11042 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11044 * flow.c (mark_regs_live_at_end, insn_dead_p,
11045 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11046 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11047 hasn't run or the frame pointer is needed.
11048 * haifa-sched.c (attach_deaths): Likewise.
11049 * sched.c (attach_deaths): Likewise.
11051 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11053 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11054 calculate_can_reach_end returns nonzero.
11056 * configure.in (native gas tests): Search for an assembler in the
11057 same manner that the installed compiler will.
11058 * configure: Rebuilt.
11059 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11061 * alias.c (find_base_term): Improve handling of addresses
11062 constructed from binary operations.
11064 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11066 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11068 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11070 * function.h (cleanup_label, frame_offset): Declare.
11071 (tail_recursion_label, tail_recursion_reentry): Likewise.
11072 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11073 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11074 (tail_recursion_label, tail_recursion_reentry): Likewise.
11075 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11077 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11079 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11081 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11082 (MAX_OFILE_ALIGNMENT): Define.
11084 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11086 * fixincl.c: Replace local include scheme with #includes of
11087 gansidecl.h and system.h.
11088 * procopen.c: Likewise.
11089 * server.c: Likewise.
11091 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11093 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11094 (crti.o): Add build rule and dependencies.
11095 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11097 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11099 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11100 (LIB_LINUX_SPEC): Likewise.
11101 (LIB_LINUX_SPEC): Add support for -pthread
11102 (CPP_OS_LINUX_SPEC): Likewise.
11103 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11106 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11108 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11110 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11111 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11112 for IEEE math and CC_FCOMI.
11113 (put_jump_code): No IEEE if CC_FCOMI is set.
11115 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11117 * fold-const.c (fold_truthop): Make the field reference unsigned
11118 when converting a single bit compare.
11120 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11122 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11124 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11126 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11127 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11130 * reload.c (push_reload): Do not call remove_address_replacements
11131 when presented with identical optional reloads.
11133 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11135 * alpha.h (MASK_FIX, TARGET_FIX): New.
11136 (MASK_*): Reorganize constants.
11137 (CPP_AM_FIX_SPEC): New.
11138 (TARGET_SWITCHES): Add FIX.
11139 (EXTRA_SPECS): Likewise.
11140 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11141 (SECONDARY_MEMORY_NEEDED): Likewise.
11142 (REGISTER_MOVE_COST): Likewise.
11143 * alpha.c (override_options): Add FIX support. Always use
11144 ALPHA_TP_PROG for ev6.
11145 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11146 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11147 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11149 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11151 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11152 something is a candidate for optimize_bit_field_compare.
11154 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11156 * gcc.texi (Passes): Document branch-shortening.
11157 * invoke.texi (Debugging Options): Document the fact that `-dp'
11158 outputs length information for instructions.
11160 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11162 * flow.c: Revert previous delta.
11164 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11166 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11167 FRAME_POINTER_REGNUM.
11168 (mark_set_1): Ditto.
11169 (mark_used_regs): Ditto.
11171 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11173 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11174 (GOT_PCREL): New macro. Define to 1 if not already defined.
11175 * arm/elf.h (GOT_PCREL): Define to 0.
11176 * arm.c (arm_finalize_pic): Take into account the setting of
11179 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11181 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11182 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11184 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11185 store elimination candidates.
11187 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11189 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11192 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11194 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11195 Add use of x-aix41-gld.
11197 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11199 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11200 (ASM_OUTPUT_DESTRUCTOR): Define.
11202 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11204 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11205 last CODE_LABEL in a loop if we have previously passed a jump
11206 to the top of the loop.
11208 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11210 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11211 applying Philip's patch.
11213 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11215 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11218 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11220 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11222 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11224 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11225 Also remove a useless comment.
11227 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11229 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11231 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11233 * collect2.c (main): Only generate import or export file and add
11234 to link arguments if non-empty. Use xmalloc not alloca.
11235 (write_{export,import}_file): Delete.
11236 (write_aix_file): New function.
11237 (locatelib): Use xmalloc not malloc.
11238 (GCC_OK_SYMBOL): Do not check type if aix64.
11240 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11242 Based on patch by Scott Bambrough and Pat Beirne:
11243 * config/arm/arm.c (making_const_table): New variable.
11244 * config/arm/arm.h (making_const_table): Declare.
11245 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11247 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11248 Keep track of when we are building the constant table.
11250 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11252 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11255 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11257 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11260 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11262 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11265 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11267 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11269 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11271 * rs6000.c (output_mi_thunk): Enable full support again.
11273 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11275 * sh.h (BRANCH_COST): Define.
11277 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11279 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11281 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11283 * function.c (assign_stack_local): Align stack slot propertly.
11284 (assign_outer_stack_local): Likewise.
11286 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11288 * expr.h (lang_expand_constant): Declare.
11289 * toplev.c (lang_expand_constant): Define it.
11290 * varasm.c (output_constant): Use it.
11292 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11294 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11295 Change function definitions to K&R style.
11297 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11299 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11301 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11303 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11304 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11305 (several places): omit static initialization
11306 (process): use single fd, since only the read fd is used
11307 * fixinc/gnu-regex.c: define 'const' away, if not supported
11308 * fixinc/procopen.c(several places): omit static initialization
11309 * fixinc/server.c: define 'volitile' away, if not supported
11311 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11313 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11314 asm_fprintf and %L to generate the label name.
11315 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11316 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11318 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11320 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11321 insn for a conditional jump can not be found.
11323 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11325 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11326 on variables in specific sections other than .sbss and .sdata.
11328 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11330 * stmt.c (expand_return): Call start_cleanup_deferral and
11331 end_cleanup_deferral around conditional code.
11333 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11335 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11336 filename lists. Utilizes new "krstr" AutoGen function.
11337 * fixinc/fixincl.x: Rebuilt.
11339 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11341 * i386.c (output_float_compare): Avoid GNU-C extensions.
11343 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11345 * version.c: Bump to distinguish mainline tree from the
11348 See ChangeLog.1 for earlier changes.
11351 add-log-time-format: current-time-string