1 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
3 * function.c (is_addressof): New function. Returns true if
4 the given piece of RTL is an ADDRESSOF.
5 (purge_addressof_1): Make boolean. Return false if the
6 ADDRESSOFs could not be purged.
7 (purge_addressof): If ADDRESSOFs could not be purged from the
8 notes attached to an insn, remove the offending note(s),
9 unless they are attached to a libcall.
11 1999-11-05 Andreas Jaeger <aj@suse.de>
13 * genoutput.c (null_operand =): Initialize all fields.
15 * errors.h: Add extern to prototypes.
17 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
19 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
22 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
24 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
25 (mirror_conflicts): New function.
26 (global_alloc): Call it.
27 (expand_preferences): Remove redundant CONFLICTP test.
28 (find_reg, dump_conflicts): Likewise.
29 (prune_preferences): Process conflicts one word at a time.
31 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
33 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
34 instead of an explicit loop.
36 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
38 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
39 if REG_RETVAL check succeeds, then put classp in src_elt.
41 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
43 * function.c (pad_to_arg_alignment): Only update argument_pad
44 if the argument's alignment is greater than STACK_BOUNDARY.
46 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
48 * bitmap.h (BITMAP_XFREE): New.
49 * flow.c (life_analysis): Use it.
50 (life_analysis_1): Free blocks.
52 * combine.c (undo_commit): New.
53 (try_combine): Use it. Don't zap undobuf.undos.
54 (combine_instructions): Don't zap undobuf.undos; free the
57 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
59 * stmt.c (cost_table_): New.
60 (estimate_case_costs): Use it instead of xmalloc.
62 * toplev.c (compile_file): Reuse dumpname memory instead
65 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
67 * reg-stack.c (convert_regs_1): Initialize target_stack->top
68 after verifying an EH edge.
70 * haifa-sched.c (init_rgn_data_dependences): Correctly
71 size bb_pending_lists_length when zeroing.
73 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
75 * function.c (diddle_return_value): New.
76 (expand_function_end): Use it.
77 * stmt.c (expand_null_return): Likewise.
78 (expand_value_return): Likewise.
80 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
82 * reload1.c (reload): Don't remove return value clobbers.
84 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
86 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
88 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
90 * cse.c (cse_main): Use xmalloc, not alloca.
91 (cse_basic_block): Likewise.
92 * local-alloc.c (local_alloc): Likewise.
94 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
95 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
97 * rtl.c: Include toplev.h.
98 (fatal): Remove declaration.
100 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
102 * haifa-sched.c (schedule_block): Fix thinko.
104 1999-11-03 James McKelvey <mckelvey@fafnir.com>
106 * fixinc/fixincl.c(create_file): Allow for systems that do not have
109 1999-11-03 Philippe De Muyter <phdm@macqel.be>
111 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
112 call `malloc' instead.
114 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
116 * flags.h (flag_renumber_insns): Declare.
117 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
119 * rtl.h (renumber_insns): Change prototype.
120 * toplev.c (flag_renumber_insns): Define.
121 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
123 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
125 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
126 and fpsqrtd. Use them and create fdiv function unit to more
127 accurately represent fpu sqrt pipeline semantics on UltraSparc.
128 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
130 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
132 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
134 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
135 insn into ready list, do not use just a raw swap.
137 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
139 * rtl.h (renumber_insns): New function.
140 (remove_unnecessary_notes): Likewise.
141 * emit-rtl.c (renumber_insns): Define.
142 (remove_unncessary_notes): Likewise.
143 * toplev.c (rest_of_compilation): Remove dead code.
144 Use renumber_insns and remove_unncessary_notes.
146 * gcse.c (struct null_pointer_info): New type.
147 (get_bitmap_width): New function.
148 (current_block): Remove.
149 (nonnull_local): Likewise.
150 (nonnull_killed): Likewise.
151 (invalidate_nonnull_info): Take a null_pointer_info as input.
152 (delete_null_pointer_checks_1): New function.
153 (delete_null_pointer_checks): Use it.
155 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
156 (split_edges): Likewise.
157 (schedule_block): Likewise.
158 (compute_block_backward_dependencies): Likewise.
159 (schedule_region): Likewise.
160 (schedule_insns): Likewise.
162 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
164 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
165 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
166 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
167 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
168 * jump.c (delete_unreferenced_labels): Don't delete if
169 LABEL_ALTERNATE_NAME is set.
170 * print-rtl.c (print_rtx): Dump alternate name.
171 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
172 * rtl.h (LABEL_ALTERNATE_NAME): Define.
173 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
174 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
176 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
178 * fix-header.c (recognized_extern, recognized_function): Constify
181 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
182 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
183 (compute_available): Remove unused variable `last'.
184 (compute_nearerout): Remove unused variable `temp_bitmap'.
185 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
186 Remove unused variable `x'.
188 * scan.h (recognized_function, recognized_extern): Constify a
191 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
193 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
195 * varasm.c (decode_rtx_const): Use XSTR to access the string
198 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
200 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
202 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
204 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
206 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
208 * pa.c (ireg_operand): New function.
209 * pa.h (PREDICATE_CODES): Handle ireg_operand.
210 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
211 Fix out of date comment.
213 * pa.md (negdi2): Turn into expander + anonymous pattern.
215 * reload.c (find_reloads): Fix typos in recent change.
217 * dwarf2out.c: Do not include ctype.h.
219 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
221 * regclass.c (record_reg_classes): Always use may_move_cost when
222 seeing how operand fits with various register classes.
224 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
226 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
227 * toplev.c: Revert Nov 1 13:22 change.
229 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
231 * config/pa/pa.md (height reduction patterns): Add checks for
232 overlapping operands to avoid semantic-destroying splits for
233 height reduction patterns.
235 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
237 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
238 have been an hyphen, fixed.
239 * configure: Rebuilt.
241 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
243 * config/arm/tpe.h: Add prototypes for exported functions.
244 * config/arm/pe.c: Fix compile time warnings.
245 * config/arm/semi.h: Fix compile time warnings.
246 * config/arm/arm.c: Fix compile time warnings.
247 * config/arm/arm.h: Fix compile time warnings.
248 * config/arm/arm.md: Fix compile time warnings.
249 * config/arm/thumb.c: Fix compile time warnings.
250 * config/arm/thumb.h: Fix compile time warnings.
251 * config/arm/thumb.md: Fix compile time warnings.
253 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
255 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
258 * unroll.c (unroll_loop): Remove LOOP notes when loop is
261 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
263 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
265 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
267 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
268 * rtl.h (rtx_equal_p): Move prototype.
269 * rtl.c (rtx_equal_function_value_matters): Move from
271 (rtx_equal_p): Likewise.
272 * rtlanal.c (rtx_equal_function_value_matters): Delete.
273 (rtx_equal_p): Likewise.
275 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
277 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
280 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
282 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
284 * pa.h (ADDR_VEC_ALIGN): Define.
286 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
287 notes when presented with "if (foo) break; end_of_loop" and
288 the break sequence gets moved out of the loop.
290 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
291 Remove explicit zero initializations of entries within MAP.
293 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
295 * reg-stack.c (convert_regs_1): Handle EH edges specially.
297 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
299 * bitmap.h (BITMAP_XMALLOC): New macro.
300 * flow.c (CLEAN_ALLOCA): Remove.
301 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
302 (life_analysis): Likewise.
303 (update_life_info): Don't use CLEAN_ALLOCA.
304 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
305 (calculate_global_regs_live): Likewise.
306 (print_rtl_with_bb): Likewise.
307 (verify_flow_info): Likewise.
308 * global.c (global_alloc): Likewise.
309 (global_conflicts): Likewise.
310 * integrate.c (save_for_inline_nocopy): Likewise.
311 (expand_inline_function): Likewise.
312 * jump.c (jump_optimize_1): Likewise.
313 (duplicate_loop_exit_test): Likewise.
314 (thread_jumps): Likewise.
315 * loop.c (loop_optimize): Likewise.
316 (combine_givs): Likewise.
317 (recombine_givs): Likewise.
318 * reorg.c (dbr_schedule): Likewise.
319 * unroll.c (unroll_loop): Likewise.
321 * combine.c (combine_instructions): Use xmalloc instead of alloca.
323 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
325 * toplev.c (rest_of_compilation): Don't optimize the CFG
326 when rebuilding, just before dbr.
328 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
330 * output.h (assemble_end_function, assemble_destructor,
331 assemble_constructor, assemble_gc_entry, assemble_global,
332 assemble_label, output_constant_pool) Constify a char*.
334 * varasm.c (assemble_destructor, assemble_constructor,
335 assemble_gc_entry, assemble_end_function, assemble_global,
336 assemble_label, output_constant_pool): Likewise.
338 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
340 * config/arm/thumb.c (thumb_expand_prologue): Add comments
341 explaining what is goin on in this function.
343 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
345 * regclass.c (record_reg_classes): In matching case, recompute
346 costs since the direction of movement is different.
348 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
350 * resource.c (mark_target_live_regs): For unconditional branches,
351 the resources found at the branch target should be added to the
352 resources found so far, not intersected.
354 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
356 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
358 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
359 (sys/mman.h): Include this file only if #HAVE_MMAP.
360 (run_compiles): Initialize `esac_fmt' with one old KR string, not
361 with automatically concatenated ANSI strings.
363 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
365 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
366 (DIV_ROUND_UP): Robustify.
367 (ggc_recalculate_in_use_p): New function.
368 (release_pages): Don't inline it.
369 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
371 (ggc_pop_context): Use ggc_recalculate_in_use_p.
372 (clear_marks): Always save in_use_p.
373 (sweep_pages): Use ggc_recalculate_in_use_p.
374 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
375 Release pages before counting statistics.
377 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
379 * toplev.c (rest_of_compilation): Fix thinko in this change:
381 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
383 (rest_of_compilation): If inside an inlined external function,
384 pretend we are just being declared.
386 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
388 * flow.c (calculate_global_regs_live): Fix thinko.
390 * integrate.c (expand_inline_function): Fix bugs in previous
391 change from Oct 28, 1999.
393 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
395 * stmt.c (expand_value_return): Fix typo in this change:
397 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
398 (expand_value_return): Correctly convert VAL when promoting function
399 return; support RETURN_REG being a PARALLEL.
401 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
403 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
405 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
407 * hard-reg-set.h (reg_names): Constify a char*.
409 * regclass.c (reg_names): Likewise.
411 * regs.h (reg_names): Likewise
413 * a29k/a29k.c (reg_names): Delete declaration.
415 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
417 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
418 arc_output_function_epilogue): Likewise.
420 * elxsi/elxsi.c (reg_names): Likewise.
422 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
424 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
427 * m88k/m88k.c (output_function_profiler): Likewise.
429 * sparc/sparc.c (sparc_flat_output_function_prologue,
430 sparc_flat_output_function_epilogue): Likewise.
432 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
434 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
435 warning from -Wuninitialized and put it under -W.
436 * function.c (uninitialized_vars_warning): Warn only when the
437 corresponding flag is set.
439 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
441 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
442 is nonzero and the single set does not have an elt, then assign
445 * simplify-rtx.c: New file.
446 * Makefile.in (OBJS): Add simplify-rtx.o
447 (simplify-rtx.o): Add dependencies.
448 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
449 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
450 (cse_gen_binary, simplify_unary_operation): Delete.
451 (simplify_binary_operation, simplify_plus_minus): Likewise.
452 (check_fold_consts, simplify_relation_operation): Likewise.
453 (simplify_ternary_operation): Likewise.
454 (delete_trivially_dead_insns): Simplify the contents of the
455 REG_EQUAL note before trying to substitute it into the source
456 of the reg-reg copy at the end of a libcall sequence.
458 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
459 references/callers changed.
461 * mn10200.c (mn10200_va_arg): Force the return value into a
464 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
466 * cccp.c (macroexpand): Avoid out of range accesses for omitted
469 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
471 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
473 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
475 * fold-const.c (fold): Fix thinko when optimizing comparisons
478 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
480 * gcc.texi (Passes): Update front-end files to their current
483 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
485 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
486 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
487 (PREDICATE_CODES): Add addition_operation.
488 * alpha-protos.h (addition_operation): Declare.
489 (secondary_reload_class): Likewise.
490 * alpha.c (addition_operation): New.
491 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
492 * alpha.md (adddi3): Turn into expander.
493 (*lda, *adddi_2): New.
494 (movsf, movdf patterns): Don't preference integer regs.
495 (movsi, movdi patterns): Don't preference fp regs.
497 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
499 * genrecog.c (write_switch): Check for duplicate CODE cases.
501 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
503 * ggc-common.c: Update pre-function commentary.
504 * ggc-page.c: Likewise.
506 (poison_pages): Use memset directly.
507 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
508 (ggc_collect): Poison before sweeping.
509 * ggc-simple.c: Update pre-function commentary.
510 (ggc_alloc_obj): Poison non-zeroed memory.
512 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
514 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
515 match format string, even on 64-bit hosts.
516 * gcc-page.c (ggc_page_print_statistics): Likewise.
518 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
520 * config/i386/i386.c (ix86_cpu): Revert last patch.
521 * config/i386/i386.h (ix86_cpu): Ditto.
523 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
525 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
526 TYPE_SIZE, convert type of result to sizetype.
528 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
530 * flow.c (count_or_remove_death_notes): Equate NULL with the
533 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
534 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
537 * i386.c (pic_label_no): Delete.
538 (ix86_attr_length_default): Don't use single_set to peek
541 * recog.c (peephole2_optimize): Allow recog_next_insn to index
542 the first insn after bb->end.
543 * i386.md (push mem peeps): Scratch is live after evaluation
545 (cmp mem peep): Similarly.
547 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
549 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
550 * function.c (pad_to_arg_alignment): Add missing braces.
552 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
554 * alpha/alpha-protos.h (literal_section): Add prototype.
555 (alpha_need_linkage, alpha_start_function,alpha_end_function):
558 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
560 (alpha_start_function, alpha_end_function, float_strings,
561 alpha_need_linkage): Constify a char*
563 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
565 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
567 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
569 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
571 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
573 * flow.c (debug_flow_info): Add prototype.
575 * gcc.c (main): Likewise.
577 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
580 * reload1.c (failed_reload, set_reload_reg): Likewise.
582 * mips-tfile.c (main): Likewise.
583 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
584 with ATTRIBUTE_NORETURN.
586 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
588 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
589 DECL is not a memory ref.
591 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
593 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
594 * config/i386/i386.c (ix86_cpu): Add extern attribute.
596 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
598 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
599 * config/mips/elf64.h: ditto.
601 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
603 * expr.c (emit_push_insn): New argument alignment_pad.
604 Update all callers. Adjust stack pointer based on alignment pad.
605 * function.c (pad_to_arg_alignment): New argument alignment_pad.
606 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
607 (locate_and_pad_parm): New argument alignment_pad. Update all
609 * expr.h (emit_push_insn): Update prototype.
610 (locate_and_pad_parm): Update prototype.
611 * calls.c (arg_data): Add new field alignment_pad.
612 (initialize_argument_information): Initialize alignment_pad.
614 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
616 * except.c (free_eh_nesting_info): Free the info itself.
617 * function.c (free_after_compilation): Don't free NULL.
618 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
619 (pre_edge_insert): Free inserted.
620 * stmt.c (free_stmt_status): Don't free NULL.
622 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
624 * gcov.c (DIR_SEPARATOR): Provide default.
625 (output_data): Add test for MS-DOS format absolute filename.
626 (fancy_abort): Correct program name.
627 (open_files): Open all files in binary mode.
628 * libgcc2.c (__bb_exit_func): Likewise.
630 * profile.c (init_branch_prob): Specify binary when opening files.
632 * flags.h (flag_unwind_tables): New decl.
633 * toplev.c (flag_unwind_table): New definition.
634 (f_options): Add -funwind-tables.
635 (decode_g_option): Clarify warning when unknown -g option is given.
636 (rest_of_compilation): If inside an inlined external function,
637 pretend we are just being declared.
639 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
640 (dwarf2out_frame_finish): Likewise.
642 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
644 * fold-const.c (merge_ranges): In not in0, but in1, handle
645 upper bounds equal like subset case.
647 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
649 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
650 passed in a register but moved to the stack.
652 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
654 * gcc.c (pass_exit_codes, greatest_status): New variables.
655 (struct option_map): Add entry for "--pass-exit-codes".
656 (execute): Update greatest_status if error.
657 (display_help): Add documentation for -pass-exit-codes.
658 (process_command): Handle -pass-exit-codes.
659 (main): Look at pass_exit_codes and greatest_status on call to exit.
661 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
663 * reload.c (find_reloads): Refine test for no input reload
664 case to not includes reloads emitted after insn.
666 * function.c (find_temp_slots_from_address): Handle sum involving
667 a register that points to a temp slot.
668 (update_temp_slot_address): Make recursive call if both old and
669 new are PLUS with a common operand.
670 * calls.c (expand_call): Mark temp slot for result as having
673 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
675 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
676 component as well as "BINUTILS".
678 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
679 * integrate.c (copy_rtx_and_substitute): Likewise.
680 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
682 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
684 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
685 gdb extensions, write size of type; also be more consistent
686 in using references when this is a subtype.
688 * pa.md (extv, extzv, insv): Use define_expand to reject constant
689 that is out of range.
691 * loop.c (unknown_constant_address_altered): New variable.
692 (prescan_loop): Initialize it.
693 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
694 (invariant_p, case MEM): Remove handling for volatile and readony;
695 check new variable if readonly.
696 (check_dbra_loop): Chdeck unknown_constant_address_altered.
698 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
699 (addr_affects_sp_p): Removed from note_mem_written and only
700 define #ifdef AUTO_INC_DEC.
702 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
704 * regclass.c (record_reg_classes): Properly handle register move
707 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
708 Don't think valid if both operands are invalid.
709 (struct constant_descriptor): New field RTL.
710 (mark_const_hash_entry): Mark it.
711 (record_constant{,_rtx}): Initialize it.
712 (output_constant_def): Allocate RTL in permanent obstack and
714 ({record,compare}_constant_1): Modes must match for
715 CONSTRUCTOR of ARRAY_TYPE.
717 * c-common.h (initializer_constant_valid_p): Delete decl from here.
718 * output.h (initializer_constant_valid_p): Move decl to here.
719 * c-common.c (initializer_constant_valid_p): Delete function from here.
720 * varasm.c (initializer_constant_valid_p): Move function to here.
722 * tree.h (STRIP_SIGN_NOPS): New macro.
723 * fold-const.c (optimize_minmax_comparison): New function.
724 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
725 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
726 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
727 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
728 widening conversions.
729 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
730 to look at size of mode, not precision of type; also add missing cases.
731 (optimize_bit_field_compare, decode_field_reference): Don't try to
732 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
734 * dwarf2out.c (ctype.h): Include.
735 (dwarf2out_set_demangle_name_func): New function.
736 (size_of_line_info): Deleted.
737 (output_line_info): Compute size of line info table from difference
739 (base_type_die, add_name_attribute): Call demangle function, if any.
740 (field_byte_offset): Use bits per word for variable length fields.
741 (gen_array_type_die): Add array name.
742 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
743 (dwarf2out_add_library_unit_info): New function.
745 * explow.c (set_stack_check_libfunc): New function.
746 (stack_check_libfunc): New static variable.
747 (probe_stack_range): Allow front-end to set up a libfunc to call.
749 * combine.c (simplify_comparison): When making comparison in wider
750 mode, check for having commuted an AND and a SUBREG.
751 (contains_muldiv): New function.
752 (try_combine): Call it when dividing a PARALLEL.
753 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
754 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
756 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
757 use one of the CLOBBERs instead.
758 (if_then_else_cond): If comparing against zero, just return thing
761 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
762 Don't generate shifts and subtract if have conditional arithmetic.
764 * rtl.h (delete_barrier): New declaration.
765 * jump.c (jump_optimize): Set up to handle conditional call.
766 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
767 (delete_barrier): New function.
769 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
771 * recog.c (nonmemory_operand): Accept ADDRESSOF.
773 * tree.c (build_type_attribute_variant): Push to obstack of
774 ttype around type_hash_canon call.
776 * expr.c (placeholder_list): Move decl to file scope.
777 (expand_expr): Don't force access to volatile just because its
779 If ignoring reference operations, just expand the operands.
780 (expand_expr, case COMPONENT_REF): Propagate
781 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
782 Refine test for using bitfield operations vs pointer punning.
783 (expand_expr, case CONVERT_EXPR): If converting to
784 BLKmode UNION_TYPE from BLKmode, just return inner object.
785 Use proper mode in store_field call.
786 Properly set sizes of object to store and total size in store_field
787 call for convert to union.
788 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
789 memory (like for ADDR_EXPR). Also, don't put constant in register if
790 we'll want it in memory.
791 (readonly_fields_p): New function.
792 (expand_expr, case INDIRECT_REF): Call it if LHS.
793 (expand_assignment): Handle a RESULT_DECL where
794 DECL_RTL is a PARALLEL.
795 (do_jump, case WITH_RECORD_EXPR): New case.
796 (get_inner_reference): Always go inside a CONVERT_EXPR
797 and NOP_EXPR if both modes are the same.
798 (store_field): Use bitfield operations if size of bitsize is not same
799 as size of RHS's type.
800 Check for bitpos not a multiple of alignment in BLKmode case.
801 Do block move in largest possible alignment.
802 (store_constructor): Set BITSIZE to -1 for variable size and properly
803 in case of array of BLKmode.
804 (expand_expr_unaligned): New function.
805 (do_compare_and_jump): Call it.
807 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
808 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
809 does not include 'o'.
811 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
812 both SET_DEST and SET_SRC reference a virtual register.
813 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
815 * integrate.c (expand_inline_function): Handle case of setting
816 virtual stack vars register (from built in setjmp); when parameter
817 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
818 (subst_constant): Add new parm, MEMONLY.
819 (expand_inline_function, integrate_parm_decls): Pass new parm.
820 (integrate_decl_tree): Likewise.
821 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
822 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
823 (copy_rtx_and_substitute, case SET): Add explicit calls to
824 copy_rtx_and_substitute for both sides.
826 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
828 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
829 within INDEX_TYPE, instead of before.
830 (fixup_gotos): Use f->target_rtl, not the next insn,
831 since latter may be from a later fixup.
832 (expand_value_return): Correctly convert VAL when promoting function
833 return; support RETURN_REG being a PARALLEL.
834 (expand_return): When checking for result in regs and having
835 cleanup, consider PARALLEL in DECL_RTL as being in regs.
837 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
839 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
840 last_nominal_fname): Mark const.
841 (struct include_hash: name, nshort, control_macro): Mark
843 (struct macrodef: symnam): Mark const.
844 (struct if_stack: fname): Mark const.
845 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
846 (IStable): New character-syntax array which encompasses all
847 the old is_foo arrays.
848 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
849 is_space): New macros for interrogating IStable.
850 (check_macro_name): Kill last argument. All callers changed.
852 * cppinit.c (initialize_char_syntax): Delete.
853 (is_idchar, is_idstart, is_hor_space, is_space,
854 trigraph_table): Delete.
855 (IStable): New. Initialize with clever macros to avoid
856 information duplication.
857 (builtin_array): Table of builtins to get rid of explicit list
858 in initialize_builtins.
859 (initialize_builtins): Use builtins_array.
860 (cpp_start_read): Call init_IStable, and set IStable['$'] if
861 opts->dollars_in_ident.
863 * cppexp.c: Change all refs to is_xyz[] arrays to use new
865 (cpp_parse_expr): Avoid 'format string is not constant'
866 warning. Use ISGRAPH to identify printable chars.
867 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
869 (read_and_prescan): Map trigraphs to chars with open-coded
870 if-else-if-... sequence, not a lookup table.
871 * cpphash.c: Change all refs to is_xyz[] arrays to use new
873 * cpplib.c: Change all refs to is_xyz[] arrays to use new
874 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
875 (check_macro_name): Remove ability to report an invalid
876 assertion name, which is never used.
877 (do_line): Constify a couple of char *'s.
878 * cppmain.c (main): Call cpp_cleanup before returning.
880 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
882 * ggc.h (struct ggc_statistics): New type.
883 (ggc_get_size): New function.
884 (ggc_print_statistics): Likewise.
885 * ggc-common.c (ggc_stats): New variable.
886 (ggc_mark_rtx_children): Keep statistics.
887 (ggc_mark_tree_children): Likewise.
888 (ggc_print_statistics): New function.
889 * ggc-page.c (struct globals): Add bytes_mapped field.
890 (alloc_anon): Update it.
891 (release_pages): Likewise.
892 (ggc_get_size): New function.
893 (ggc_page_print_statistics): New function.
894 * ggc-simple.c (ggc_get_size): New function.
896 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
898 * flow.c (propagate_block): When the last reference to a label
899 before an ADDR_VEC is deleted because the reference is a dead
900 store, delete the ADDR_VEC.
902 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
904 * resource.c (find_free_register): Don't use the frame pointer
905 if frame_pointer_needed.
907 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
909 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
910 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
912 * config/i960/i960.c (i960_va_start): New locals base, num.
913 Use INDIRECT_REF instead of ARRAY_REF on valist.
914 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
916 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
918 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
920 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
922 * tree.def (PLACEHOLDER_EXPR): Update comments.
924 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
926 * c-common.c (check_format_info): Avoid non-literal format string
927 warnings when `first_arg_num' is zero.
929 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
931 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
933 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
935 * arm.md (casesi_insn): Add a clobber of the condition code
938 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
940 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
941 used by both cc1 and cc1plus.
943 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
945 * config/arm/arm.c: Initialise arm_structure_size_boundary to
946 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
947 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
948 to the value 32 if it has not already been defined.
949 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
950 Override definition in arm.h with a value of 8.
952 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
954 * c-pragma.c (push_alignment): Don't check the return value
957 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
959 * sparc.h (ADJUST_COST): Fix thinko.
961 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
963 * cccp.c (rescan): Fixed obp pointer handling around call to
964 check_expand subroutine.
966 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
968 * gcse.c (delete_null_pointer_checks): Only record non-null info
969 for pseudos when examining stores.
971 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
972 splitters for these patterns. Use "#" for output templates.
973 (addsi3_carryin_shift): New pattern.
975 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
977 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
978 of the function return register into a plain REG until
979 after function inlining is done.
981 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
983 * jump.c (jump_optimize_1): If we did cross-jumping, and
984 the data will matter, rebuild the CFG.
985 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
986 not optimizing. Don't run shorten_branches.
987 * toplev.c (rest_of_compilation): Run shorten_branches after
990 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
992 * rtl.h (note_stores): Add additional paramter.
993 * rtlanal.c (reg_set_p_1): Take additional paramter.
994 (reg_set_last_1): Likewise.
995 (reg_set_p): Adjust call to note_stores.
996 (reg_set_last): Likewise.
997 (note_stores): Pass data parameter to worker function.
998 * alias.c (record_set): Take additional parameter.
999 (init_alias_analysis): Pass it.
1000 * caller-save.c (mark_set_regs): Take additional parameter.
1001 (save_call_clobbered_regs): Pass NULL to note_stores.
1002 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1004 (record_dead_and_set_regs_1): Likewise.
1005 (reg_dead_at_p_1): Likewise.
1006 (combine_instructions): Adjust calls to note_stores.
1007 (try_combine): Likewise.
1008 (record_dead_insn): Remove.
1009 (record_dead_and_set_regs): Adjust calls to note_stores.
1010 (reg_dead_at_p): Likewise.
1011 * cse.c (invalidate_skipped_set): Take additional parameter.
1012 (cse_check_loop_start): Likewise.
1013 (cse_check_loop_start_value): Remove.
1014 (cse_set_around_loop): Adjust calls to note_stores.
1015 * flow.c (notice_stack_pointer_modification): Take additional
1016 parameter. Remove duplicate declaration.
1017 (record_volatile_insns): Adjust calls to note_stores.
1018 * gcse.c (record_set_info): Take additional parameter.
1019 (record_last_set_info): Likewise.
1020 (invalidate_nonnull_info): Likewise.
1021 (record_set_insn): Remove.
1022 (compute_sets): Adjust calls to note_stores.
1023 (last_set_insn): Remove.
1024 (compute_hash_table): Adjust calls to note_stores.
1025 (insert_insn_end_bb): Likewise.
1026 (delete_null_pointer_checks): Likewise.
1027 * global.c (mark_reg_store): Take additional parameter.
1028 (mark_reg_clobber): Likewise.
1029 (reg_becomes_live): Likewise.
1030 (global_conflicts): Adjust calls to note_stores.
1031 (build_insn_chain): Likewise.
1032 * integrate.c (note_modified_parmregs): Take additional parameter.
1033 (mark_stores): Likewise. Make it static.
1034 (save_for_inline_nocopy): Adjust calls to note_stores.
1035 (try_constants): Likewise.
1036 * integrate.h (mark_stores): Remove declaration.
1037 * jump.c (mark_modified_reg): Take additional parameter.
1038 (thread_jumps): Adjust calls to note_stores.
1039 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1041 (no_equiv): Likewise.
1042 (reg_is_set): Likewise.
1043 (validate_equiv_mem): Adjust calls to note_stores.
1044 (update_equiv_regs): Likewise.
1045 (block_alloc): Likewise.
1046 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1047 (note_addr_stored): Take additional parameter.
1048 (note_set_pseudo_multiple_uses): Likewise.
1049 (record_initial): Likewise.
1050 (prescan_loop): Adjust calls to note_stores.
1051 (strength_reduce): Likewise.
1052 (check_dbra_loop): Likewise.
1053 * regmove.c (flags_set_1): Take additional paramter.
1054 (mark_flags_life_zones): Adjust calls to note_stores.
1055 * reload1.c (mark_not_eliminable): Take additional parameter.
1056 (forget_old_reloads_1): Likewise.
1057 (reload_cse_invalidate_rtx): Likewise.
1058 (reload_cse_check_clobber): Likewise.
1059 (reload_combine_note_store): Likewise.
1060 (move2add_note_store): Likewise.
1061 (reload): Adjust calls to note_stores.
1062 (reload_as_needed): Likewise.
1063 (emit_reload_insns): Likewise.
1064 (reload_cse_regs_1): Likewise.
1065 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1066 (reload_combine): Adjust calls to note_stores.
1067 * resource.c (update_live_status): Take additional paramter.
1068 (mark_target_live_regs): Adjust calls to note_stores.
1069 * stupid.c (find_clobbered_regs): Take additional parameter.
1070 (stupid_life_analysis): Adjust calls to note_stores.
1072 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1074 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1077 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1080 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1081 of the variable arm_structure_size_boundary.
1083 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1085 * alias.c (init_alias_analysis): Allocate reg_known_value and
1086 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1088 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1089 * cse.c (cse_main): Call end_alias_analysis.
1090 * haifa-sched.c (schedule_insns): Likewise.
1091 * local-alloc. (update_equiv_regs): Likewise.
1092 * reload1.c (reload_cse_regs): Likewise.
1094 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1096 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1097 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1098 mapping from MASK_FPU.
1100 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1102 * sparc.md (call): Don't bound structure return size to 0xfff.
1104 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1106 * resource.c (mark_target_live_regs): Check that the target
1107 insn wasn't created after compute_bb_for_insn.
1109 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1111 * ggc-page.c (poison_pages): Don't be overzealous.
1113 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1115 * alias.c: Update comments for ADDRESS.
1116 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1117 it is a local memory reference.
1119 * c-typeck.c (build_function_call): Check that the built-in
1120 function is of class BUILT_IN_NORMAL before trying to recongize
1122 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1123 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1125 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1127 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1129 (pre_gcse): Likewise.
1130 (hoist_expr_reaches_here_p): Likewise.
1131 (hoist_code): Likewise.
1132 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1134 (pre_expr_reaches_here_p_work): ... here.
1135 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1137 (expr_reaches_here_p_work): ... here.
1139 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1141 * resource.c (find_basic_block): Delete.
1142 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1143 (init_resource_info): Call compute_bb_for_insn.
1145 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1147 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1148 with already adjacent blocks, but no fallthru.
1149 (merge_blocks_move_successor_nojumps): Simplify.
1150 (debug_flow_info): New.
1152 * toplev.c (rest_of_compilation): Open jump1 dump file before
1153 jump and close after, as opposed to just using dump_rtl.
1155 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1157 * reload.h (earlyclobber_operand_p): Declare.
1158 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1159 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1160 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1161 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1163 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1164 Richard Henderson <rth@cygnus.com>
1166 * emit-rtl.c (emit_block_insn_before): New.
1167 (emit_block_insn_after): New.
1168 * basic-block.h: Declare them.
1170 * bitmap.h: Protect from multiple inclusion.
1172 * recog.c (scratch_operand): Handle VOIDmode correctly.
1174 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1176 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1177 * function.c (assign_parms): Likewise.
1178 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1180 * reg-stack.c (max_uid): Remove.
1181 (blocks, block_begin, block_end, block_drops_in): Remove.
1182 (block_stack_in, block_out_reg_set, block_number): Remove.
1183 (struct block_info_def, BLOCK_INFO): New.
1184 (enum emit_where): New.
1185 (current_block): New.
1186 (BLOCK_NUM): Remove.
1187 (mark_regs_pat, record_label_references): Remove.
1188 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1190 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1191 (reg_to_stack): Simplified test for existance of fp code. Use
1192 flow.c code. Call shorten_branches after cross-jump opt.
1193 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1194 Return false if the asm doesn't use stack regs. Don't do life
1195 analysis on the asm.
1196 (emit_pop_insn): Replace function pointer arg `when' with
1197 enum `where'. Update all callers.
1198 (change_stack): Likewise. Update basic block end.
1199 (emit_swap_insn): Use current_block->head to limit reverse search
1200 for start of block. Use emit_block_insn_after.
1201 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1202 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1203 structure assignment instead of bcopy.
1205 (convert_regs_entry, convert_regs_exit): New.
1206 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1207 Work on basic blocks and the CFG.
1208 (convert_regs): Use them.
1210 * i386.c (output_fix_trunc): Remove code for DImode input operand
1211 not at top-of-stack.
1212 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1214 (fix_truncdi_1): Allow any mode scratch.
1216 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1218 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1219 * linux.h, netbsd.h, vms.h: Not here.
1221 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1223 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1224 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1225 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1226 CONDITIONAL_REGISTER_USEAGE): Use them.
1227 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1228 gen_conditional_branch,override_options) : Use them.
1229 * config/mips/mips.md : Use them.
1231 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1233 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1235 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1237 * integrate.c (function_cannot_inline_p): Don't allow inlining
1240 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1242 * c-parse.in (cast_expr): Constify.
1244 * cccp.c (special_symbol): Likewise.
1246 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1248 * dwarf2out.c (base_type_die): Likewise.
1250 * global.c (allocno_compare): Likewise.
1252 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1254 * regclass.c (fix_register): Likewise.
1256 * rtl.h (fix_register): Likewise.
1258 * stupid.c (stupid_reg_compare): Likewise.
1260 * toplev.c (decode_f_option): Likewise.
1262 * tree.c (build_complex_type): Likewise.
1264 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1266 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1268 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1270 * reload.c (find_reloads): Compute mode and nregs fields of all
1272 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1273 (calculate_needs): Use precomputed mode/nregs values.
1274 (allocate_reload_reg): Likewise.
1276 (failed_reload, set_reload_reg): ... new functions.
1277 (choose_reload_regs_init): New function, mostly broken out from...
1278 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1279 Also lose one #if 0 block.
1281 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1283 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1286 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1288 * tree.h (BLOCK_TYPE_TAGS): Remove.
1289 (BLOCK_END_NOTE): Likewise.
1290 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1291 (BLOCK_LIVE_RANGE_START): Likewise.
1292 (BLOCK_LIVE_RANGE_END): Likewise.
1293 (tree_block): Remove live_range_flag, live_range_var_flag, and
1294 type_tags. Remove end_note, live_range_start, and live_range_end.
1295 (remember_end_note): Remove prototype.
1296 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1297 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1299 * ggc-common.c (ggc_mark_tree_children): Don't mark
1300 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1301 * integrate.c (adjust_copied_decl_tree): Remove.
1302 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1303 * stmt.c (last_block_end_note): Remove.
1304 (init_stmt): Don't add a GC root for it.
1305 (expand_fixup): Don't set it.
1306 (remember_end_note): Remove.
1307 (expand_end_bindings): Don't set last_block_end_note.
1309 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1311 * reload1.c (reload_reg_free_for_value_p): Show
1312 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1315 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1317 * expmed.c (extract_bit_field): Allow for the case of non-integer
1318 objects that are smaller than a word (like SFmode on a 64-bit
1321 * loop.c (basic_induction_var): A non-integer variable which is
1322 being set by a paradoxical subreg is probably not a biv.
1324 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1326 * prefix.c (translate_name) Check for empty prefix string.
1328 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1330 * Makefile.in (CPP_CROSS_NAME): New variable.
1331 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1333 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1334 names of the files to be uninstalled.
1336 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1338 * collect2.c (IS_DIR_SEPARATOR): Define.
1339 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1341 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1344 * haifa-sched.c (add_dependence): Update the true dependency
1345 cache the first time we add a true dependence to the LOG_LINKS chain.
1347 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1349 * fold-const.c (fold): Fix comment.
1351 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1353 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1354 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1355 dbxout_start_new_source_file, dbxout_source_file,
1356 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1357 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1359 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1360 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1361 (dbxout_block): Initialize variable `blocknum'.
1363 * dbxout.h (dbxout_init, dbxout_finish,
1364 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1365 dbxout_args, dbxout_source_line): Constify a char*.
1367 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1368 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1369 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1370 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1371 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1372 src_info_attribute, mac_info_attribute, producer_attribute,
1373 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1374 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1375 dwarfout_undef): Constify a char*.
1376 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1378 * dwarfout.h (dwarfout_define, dwarfout_undef,
1379 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1381 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1383 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1384 (MULTILIB_ISA_DEFAULT): New.
1385 (MULTILIB_DEFAULTS): Use it.
1386 * config/mips/mips.c (): Remove the now unnecessary definition
1387 of MIPS_ISA_DEFAULT.
1388 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1389 unnecessary definition.
1391 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1393 * arm.md (pic_load_addr): Add constraints to operand 1.
1395 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1397 * fixinc/genfixes: Provide a means for specifying -D options to
1400 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1402 * arm.c (arm_override_options): Correct initialization of
1403 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1404 arm_is_strong, and arm_is_6_or_7.
1406 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1407 (note_set_pseudo_multiple_uses): New function.
1408 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1409 if a pseudo set in the loop exit is used elsewhere.
1411 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1413 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1415 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1417 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1418 a single load-address pattern.
1420 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1422 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1423 depending on whether or not line-number notes are present.
1425 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1427 * cccp.c (progname, file_buf, default_include, include_file,
1428 macrodef, definition, hashval, wchar_type, user_label_prefix,
1429 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1430 expand_to_temp_buffer, is_system_include, base_name,
1431 absolute_filename, read_name_map, open_include_file,
1432 record_control_macro, check_precompiled, check_preconditions,
1433 pcfinclude, pass_thru_directive, create_definition,
1434 check_macro_name, comp_def_part, collect_expansion,
1435 check_assertion, read_token_list, assertion_install,
1436 assertion_lookup, eval_if_expression, conditional_skip,
1437 validate_else, skip_quoted_string, quote_string, macarg1,
1438 error_from_errno, install, lookup, hashf, dump_defn_1,
1439 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1440 check_white_space, rescan, handle_directive, monthnames,
1441 special_symbol, do_include, remap_include_file, write_output,
1442 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1443 do_ident, do_sccs, do_xifdef, skip_if_group,
1444 output_line_directive, macroexpand, macarg, change_newlines,
1445 initialize_builtins, make_definition): Constify a char*.
1447 * pcp.h (stringdef): Likewise.
1449 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1451 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1454 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1455 Richard Henderson <rth@cygnus.com>
1457 * alias.c: Include ggc.h.
1458 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1459 (record_set): Verify enough room in reg_base_value.
1460 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1461 Register it as a GC root.
1462 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1463 * Makefile.in (alias.o): Depend on ggc.h.
1465 * unroll.c (unroll_loop): Verify the insn before a barrier
1466 is a JUMP_INSN before checking JUMP_LABEL.
1468 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1470 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1471 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1472 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1473 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1474 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1475 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1477 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1479 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1481 * alpha/alpha-interix.h (text_section): Delete prototype.
1482 * alpha/elf.h (text_section): Likewise.
1483 * arm/linux-elf.h (text_section): Likewise.
1484 * arm/linux-telf.h (text_section): Likewise.
1485 * c4x/c4x.h (text_section): Likewise.
1486 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1487 * elfos.h (text_section): Likewise.
1488 * i386/aix386ng.h (text_section): Likewise.
1489 * i386/i386-interix.h (text_section): Likewise.
1490 * i386/sco5.h (text_section): Likewise.
1491 * i386/svr3gas.h (text_section): Likewise.
1492 * nextstep.h (text_section): Likewise.
1493 * psos.h (text_section): Likewise.
1494 * ptx4.h (text_section): Likewise.
1495 * svr3.h (text_section): Likewise.
1496 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1498 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1500 * final.c (peephole): Delete prototype.
1502 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1503 (pre_insert_copies): Remove unused variable `bb'.
1505 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1508 * output.h (peephole): Add prototype.
1510 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1512 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1515 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1517 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1518 for inlined declarations.
1520 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1522 * arm.c (logical_binary_operator): New fucntion.
1523 * arm.h (logical_binary_operator): Declare it.
1524 (PREDICATE_CODES): Handle logical_binary_operator.
1525 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1526 output constraints. Add appropriate splitters.
1527 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1528 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1529 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1531 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1533 * genoutput.c (struct operand_data): New elt eliminable.
1534 (output_operand_data): Write it.
1535 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1536 (compare_operands): Take it into account.
1537 * recog.h (struct insn_operand_data): New elt eliminable.
1538 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1540 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1541 (eliminate_regs): Move code that detects changes to elimination
1542 target regs into new function elimination_effects.
1543 Delete one #if 0 block.
1544 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1545 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1546 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1547 Only call eliminate_regs for real operands of the insn, not for parts
1548 of its structure or parts matched by things like match_operator.
1549 Use elimination_effects and check_eliminable_occurrences. Use
1550 copy_insn to duplicate the pattern when not in the final pass.
1552 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1554 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1557 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1559 * fixinc/README: document the "mach" machine matching test
1560 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1561 * fixinc/fixtests.c: Implement the #else/#endif label test
1562 * fixinc/inclhack.def: utilize these tests and fixes
1563 * fixinc/inclhack.sh: regen
1564 * fixinc/fixincl.x: regen
1565 * fixinc/fixincl.sh: regen
1567 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1569 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1572 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1574 * gcc.1: Document exit codes.
1576 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1578 * calls.c: Include tm_p.h later, so everything we need is defined.
1580 * function.c: Likewise.
1582 * except.c: Include tm_p.h.
1584 * sparc.c: Likewise.
1585 (dwarf2out_cfi_label): Don't prototype.
1586 (check_return_regs, epilogue_renumber,
1587 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1588 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1589 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1590 ultra_schedule_insn): Add static prototype.
1591 (data_segment_operand, text_segment_operand): Call itself with the
1592 proper number of arguments.
1593 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1595 * sparc.h: Move all declarations to sparc-protos.h.
1596 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1599 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1601 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1603 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1604 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1605 ASM_OUTPUT_ASCII): Constify a char*.
1607 * sparc-protos.h: New file for sparc prototypes.
1609 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1611 * function.c (record_insns, contains): Always declare and define.
1612 (record_insns): Mark with ATTRIBUTE_UNUSED.
1614 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1616 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1617 to .section when outputting a .bss section to deal with multiple
1618 .bss input sections (as happens with -fdata-sections)
1619 Also output %progbits, not @progbits so the assembler doesn't treat as
1621 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1623 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1624 thumb parts even when building with non-thumb CPUs, by forcing
1627 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1629 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1630 (movdf_const_intreg_sp64): Similarly.
1632 * local-alloc.c (update_equiv_regs): Check the correct insn
1633 for pre-existing REG_EQUIV notes.
1635 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1637 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1638 block reached by a branch if we're not going to actually process
1641 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1643 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1644 a local extern function declaration.
1646 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1648 * i386.c (ix86_expand_prologue): Properly wrap USE around
1649 reg for CALL_INSN_FUNCTION_USAGE.
1651 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1653 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1654 move between GP_REGs.
1656 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1658 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1659 the mode size when finding out if an offset is legal.
1661 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1663 * basic-block.h (PROP_*): Move constants from ...
1665 (compute_bb_for_insn): Free the array before reallocating.
1666 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1667 (allocate_reg_life_data): Reset all reg variables collected by
1669 (get_block_head_tail): Don't convert from bb to block.
1670 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1671 (find_insn_reg_weight): Take block not bb.
1672 (schedule_block): Don't set block num for moved insns.
1673 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1674 (schedule_insns): Do it here instead.
1675 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1676 before update_life_info.
1677 * recog.c (split_all_insns, peephole2_optimize): Update for
1678 new arg to update_life_info.
1679 * rtlanal.c (remove_note): Cope with NULL note.
1680 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1683 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1685 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1687 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1688 block records so that merge_blocks_nomove will clean up correctly.
1689 (split_edge): Handle casesi insns.
1691 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1693 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1695 * pa.md (call, call_value): Do not emit a blockage after restoring
1698 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1700 * c-typeck.c (c_expand_asm_operands): Fix typo.
1702 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1704 * arm.c (fpu_rhs_operand): Verify modes.
1705 (fpu_add_operand): Likewise.
1706 (di_operand): Likewise.
1707 (soft_df_operand): Likewise.
1709 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1711 * arm.c (arm_return_in_memory): APCS rules state that the elements
1712 of a structure returned in a register must be 'integer-like'.
1714 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1716 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1717 in the source tree when the generated targets are out of date
1718 * fixinc/genfixes: Alter it to run individual fixes for make.
1719 * fixinc/README: rewrite
1720 * fixinc/inclhack.def: moved initial comments to README
1722 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1724 * toplev.c (main): Do not generate an error message if an
1725 unrecognised command line switch is recognisable by another
1726 language. If extra_warnings are enabled, then generate a
1727 warning message instead.
1729 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1731 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1732 (insert_pack_attributes): Delete prototype.
1734 * c-pragma.c (default_alignment): New static variable.
1735 (push_alignment): Initialize to current effective alignment.
1736 (pop_alignment): Use to set new alignment.
1737 (insert_pack_attributes): Delete function.
1738 (handle_pragma_token): Set default_alignment as well each time
1739 a #pragma pack(<n>) is encountered.
1741 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1743 * reg-stack.c (stack_result): Aggregates are not returned in
1746 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1748 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1750 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1752 * basic-block.h (set_block_num): Declare.
1753 * flow.c (update_life_info): Don't call compute_bb_for_insn
1754 or free_basic_block_vars.
1755 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1756 (insn_orig_block): Remove.
1757 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1758 (schedule_block): Keep BLOCK_NUM up-to-date.
1759 (schedule_insns): Use compute_bb_for_insn.
1760 * recog.c (split_all_insns): Likewise.
1761 (peephole2_optimize): Likewise.
1763 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1765 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1766 if the pic register is used.
1768 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1770 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1771 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1772 if that tests TREE_PERMANENT.
1774 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1776 * cse.c (invalidate_for_call): Do not remove memory references from
1777 the table here. It's handled elsewhere.
1779 * haifa-sched.c (add_dependence): Protect references to the
1780 true dependency cache with #ifdef INSN_SCHEDULING.
1781 (remove_dependence): Similarly.
1783 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1784 to the cfg code that this is a return instruction.
1785 * mn10300.md (return_internal): Similarly.
1787 * combine.c (get_last_value): If the last set of a register
1788 is after subst_low_cuid, then we can not use it to determine
1789 the register's last value.
1791 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1793 * Makefile.in: Back out previous change.
1795 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1797 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1799 * haifa-sched.c (add_dependence): Only check/update the cache
1801 (remove_dependence): Likewise.
1802 (schedule_insns): Only create the true_dependency_cache if the
1803 average number of instructions in a basic block is very large.
1805 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1807 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1808 (ggc-simple.o): Likewise.
1809 (ggc-page.o): Likewise.
1811 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1813 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1814 Prototype for exported functions.
1815 (pre_lcm, pre_rev_lcm): Remove prototypes.
1816 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1817 (compute_available): Move to lcm.c, and change parameter order.
1818 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1819 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1820 (gcse_main): No longer call compute_preds_succs. Rebuild the
1821 set table after reach pre pass.
1822 (pre_insert_map, pre_delete_map, edge_list): New.
1823 (alloc_pre_mem): Allocate edge vectors.
1824 (free_pre_mem): Delete edge vectors.
1825 (compute_pre_data): Call new edge based lcm routines.
1826 (process_insert_insn): New function.
1827 (insert_insn_end_bb): Use it.
1828 (pre_edge_insert): New function.
1829 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1831 (pre_insert_copies): Revamp using new edge based lcm outputs.
1832 (pre_delete): Likewise.
1833 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1835 (compute_code_hoist_vbeinout): New new edge based routines.
1836 * lcm.c: Remove all the old LCM functions. Replace with new ones
1837 that work with the new cfg datastructures and work with edges
1840 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1842 * reload.h (struct reload): Add new fields "mode" and "nregs".
1843 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1844 to reference the "mode" and "nregs" field within struct reload.
1846 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1848 * haifa-sched.c (true_dependency_cache): New.
1849 (add_dependence): Use the true dependency cache to avoid expensive
1850 walks down the LOG_LINKS dependency list. Add entries to the
1852 (remove_dependence): Remove entries from the true dependency cache
1854 (schedule_insns): Allocate and initialize and free the true
1857 * haifa-sched.c (schedule_insns): Do not remove inter-block
1858 dependencies anymore.
1860 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1862 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1863 * i386/t-winnt: Likewise.
1865 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1867 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1869 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1871 * Makefile.in (LANGUAGES): Omit "proto".
1872 (clean): Remove stale comment about removing unprotoize.c.
1874 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1876 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1877 using arithmetic on void pointers.
1879 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1881 * haifa-sched.c (compute_block_forward_dependencies): Only check
1882 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1884 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1886 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1887 (expr_equiv_p): Reject memories with different alias sets.
1889 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1891 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1892 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1893 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1894 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1895 (lang_init): Set default for flag_bounds_check if still "unspecified".
1897 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1899 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1901 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1903 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1906 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1908 * config/c4x/c4x.md (*db_noclobber,
1909 *decrement_and_branch_until_zero_noclobber): New patterns and
1910 associated splitters.
1912 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1914 * config/c4x/c4x.md (parallel instruction patterns): Rework
1915 constraints to keep reload happy.
1917 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1919 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1920 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1921 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1922 Add new patterns and associated post-reload splitters.
1924 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1926 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1928 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1930 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1932 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1934 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1936 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1939 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1941 * pa.c (move_operand): Rely on memory_address_p to determine the
1942 validity of non-indexed memory addresses.
1943 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1944 operand in DFmode and SFmode when generating PA2.0 code.
1946 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1948 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1950 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1952 * mips.c (function_prologue): Fix argument types.
1953 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1954 (casesi_internal): Write to the scratch register.
1956 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1958 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1960 (parse_charconst): Delete unnecessary cast when calling
1962 (cpplib.h): Kill prototype of cpp_parse_escape.
1964 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1966 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1967 * unroll.c (unroll_loop): Cast return value of alloca.
1968 * i370/i370.c: Include function.h and toplev.h.
1969 (i370_label_scan): Remove c++ commented abort.
1970 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1971 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1972 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1973 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1975 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1977 * config/t-freebsd: Do not override USER_H.
1978 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1980 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1981 Mumit Khan <khan@xraylith.wisc.edu>
1983 * c-parse.in (component_decl): Support anonymous struct/union.
1985 * c-parse.y: Regenerate.
1986 * c-parse.c: Likewise.
1987 * objc/objc-parse.y: Likewise.
1988 * objc/objc-parse.c: Likewise.
1989 * c-decl.c (finish_struct): Don't sort the fields.
1990 (field_decl_cmp): Delete unused function.
1992 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1994 * sparc.md (movsf_const_intreg): Revert last constraint change.
1995 (movdf_const_intreg_sp32): Likewise.
1997 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1999 * cse.c: Include hashtab.h instead of splay-tree.h
2000 (struct cse_reg_info): No longer use variant union. Add new
2001 field "regno". All references changed to avoid union.
2002 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2003 (free_cse_reg_info): Remove.
2004 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2005 (get_cse_reg_info): Revamp to use expandable hash tables instead
2006 of splay trees. Initialize new fields in cse_reg_info structure.
2007 (new_basic_block): Similarly.
2009 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2011 * genrecog.c (message_with_line): Prototype.
2012 (validate_pattern): Pass along the set for the dest, not a flag.
2013 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2014 Check for PC/CC0 as sources.
2015 (nodes_identical): Check for children position match before
2016 allowing the combination.
2018 * rtl.c (read_rtx): Track line number across \\\n.
2020 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2022 * mips.h (SPECIAL_MODE_PREDICATES): New.
2023 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2024 (movdi+1, movsi+1): Add output reload constraint.
2025 (casesi_internal): Likewise. Fix commentary.
2026 (return_internal): Use pmode_register_operand.
2028 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2030 * 1750a.md (movstrqi): Add missing output reload constraint.
2031 (call_value): Likewise.
2032 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2033 (jmpfdec): Add missing inout reload constraint.
2034 * elxsi.md (addsi patterns): Add missing output reload constraint.
2035 (move from sp): Use @ alternates.
2036 (call_value): No constraint on output.
2037 * fr30.md (movsi_pop): Add missing output reload constraint.
2038 (movsf_constant_store): Likewise.
2039 (splits): Remove constraints.
2040 (subsi3): Add missing mode.
2041 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2042 (call_value): Likewise.
2043 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2044 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2045 * m32r.md (movsicc_internal): Add output reload constraint.
2046 (movstrsi_internal): Add inout reload constraints.
2047 * m88k.h (reg_names): Don't declare.
2048 (SPECIAL_MODE_PREDICATES): New.
2049 * m88k.md (*): Use register_operand not reg_or_0_operand
2051 * mn10200.h (PREDICATE_CODES): New.
2052 * ns32k.md (ffs pattern): Add output reload constraint.
2053 * pdp11.md (sob pattern): Add inout reload constraint.
2054 * sh.md (splits): Remove constraints.
2055 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2056 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2057 * vax.md (jgequ pattern): Add inout reload constraint.
2059 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2061 * configure.in (djgpp): Revert previous patch.
2062 * configure: Rebuit.
2063 * config/i386/djgpp.h: Revert previous patch.
2065 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2067 * fixinc/inclhack.def: Restore patch lost during last merge of
2068 "no_bogosity" branch.
2069 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2071 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2073 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2074 * fixinc/inclhack.def: Same.
2075 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2077 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2079 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2080 as the base of a PLUS.
2082 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2084 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2085 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2087 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2089 * pa.md (post_stw+1): Use pmode_register_operand.
2090 (dcacheflush, icacheflush): Likewise.
2092 * i386.md (movstricthi_1): Allow r/r.
2094 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2096 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2097 to (not (and (arg0) (arg1))). Similary for and.
2099 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2100 falltrought to assocate code.
2101 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2104 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2105 no bits in common; remove XOR to ROTATE conversion.
2107 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2109 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2111 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2113 * config/c4x/c4x.c (dst_operand): New.
2114 (PREDICATE_CODES): Update.
2115 * config/c4x/c4x.h (dst_operand): Declare it.
2116 * config/c4x/c4x.md: Define mode for each unspec usage.
2117 (move patterns): Use dst_operand predicate instead of src_operand.
2118 (movqi_update, movqf_update): Delete.
2120 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2122 * recog.c (pmode_register_operand): New.
2123 * recog.h: Declare it.
2124 * genrecog.c (pred_codes): Likewise.
2125 (special_mode_pred_table): Likewise.
2126 (validate_pattern): Don't warn no mode for address_operand.
2128 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2129 if the operand is not insn-like.
2131 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2132 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2134 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2136 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2138 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2139 instead of general_operand in a SET_DEST. Use const_double_operand
2140 instead of an explicit test against CONST_DOUBLE.
2141 (movsf_const_lo): Add missing register mode.
2142 (goto_handler_and_restore): Add auxiliary test for Pmode.
2143 (flush): Adjust to use address_operand.
2144 (return_sf_no_fpu): Add missing output constraint.
2146 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2148 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2149 for call return value.
2150 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2152 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2154 * toplev.c (main): Only warn about options for other languages.
2155 * collect2.c (main): Pass -w to sub-gcc.
2157 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2159 * flow.c (propagate_block): Add call-clobbered registers to
2162 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2163 zapping mem_set_list.
2164 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2165 (mark_set_1, mark_used_regs): Likewise.
2167 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2169 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2171 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2173 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2174 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2175 options. Also add a new item "C-only Warning Options" to the
2178 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2180 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2181 from multiple calls.
2183 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2185 * i386.md (call value patterns): Move to the end of the file.
2186 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2188 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2190 * configure.in (djgpp configuration): Define extra_objects..
2191 * configure: Rebuilt.
2192 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2193 (DTORS_SECTION_ASM_OP): Define.
2194 (INIT_SECTION_ASM_OP): Define.
2195 (FINI_SECTION_ASM_OP): Define.
2196 (DATA_SECTION_ASM_OP): Define.
2197 (TEXT_SECTION_ASM_OP): Define.
2198 (EH_FRAME_SECTION_ASM_OP): Define.
2199 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2200 (STARTFILE_SPEC): Add crtbegin.o.
2201 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2202 to here from LINK_COMMAND_SPEC.
2203 (DO_GLOBAL_CTORS_BODY): Define.
2204 (CRTSTUFF_USE_FINI_SECTION): Define
2205 (HAS_INIT_SECTION): Delete.
2207 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2209 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2211 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2213 * pa.h (PREDICATE_CODES): New.
2215 * genrecog.c (validate_pattern): Condense the destination
2218 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2220 * alpha.md (call-1): Supply missing mode for operator.
2221 (*): Add missing output reload constraints. Remove constraints
2224 * i386.h (SPECIAL_MODE_PREDICATES): New.
2225 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2226 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2227 (addsi_lea_3): Add missing mode for op 3.
2228 (prologue_set_got, prologue_get_pc): Add missing modes.
2229 (*) Add missing output reload constraints.
2231 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2233 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2234 check for member bit-size overflow and use var_size if it occurs.
2235 (layout_record): Use bitsize_int() to define the type size in bits.
2236 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2237 (layout_decl): Likewise when assigning to DECL_SIZE.
2239 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2241 * genrecog.c (validate_pattern): Typo last change. Verify
2242 that output operands have output reloads.
2244 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2246 * genrecog.c (special_mode_pred_table): New.
2247 (NUM_SPECIAL_MODE_PREDS): New.
2248 (find_operand): New.
2249 (validate_pattern): New argument `insn'. Warn for assignment to
2250 any predicate accepting non-lvalues. Conditionaly warn for
2251 match_operand without a mode. Try much harder to match source
2252 and destination modes on a set.
2253 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2255 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2257 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2259 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2261 * combine.c (simplify_logical): Recognize xor pattern that encodes
2264 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2266 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2269 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2271 * ggc-page.c (MAP_FAILED): Provide default.
2273 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2275 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2276 * sparc.h (PREDICATE_CODES): Update.
2278 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2280 * alpha.c (some_ni_operand): New.
2281 * alpha-protos.h: Declare it.
2282 * alpha.h (PREDICATE_CODES): Update.
2283 * alpha.md (sXaddq reload insns): Use some_ni_operand
2284 for SET_DEST instead of some_operand.
2286 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2287 Jim Wilson <wilson@cygnus.com>
2289 * genrecog.c (maybe_both_true_2): Don't compare modes of
2291 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2292 after find_afterward.
2293 (debug_decision_1): Dump next and afterward codes.
2295 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2297 * rtl.c (dump_and_abort): Remove.
2298 (fatal_with_file_and_line): New.
2299 (fatal_expected_char): New.
2300 (read_rtx_lineno, read_rtx_filename): New.
2301 (read_skip_spaces): Track line number.
2302 (read_name): Use fatal_with_file_and_line.
2303 (read_rtx): Use fatal_expected_char. Track line number.
2304 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2306 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2307 if it isn't a CODE_LABEL.
2309 * genattr.c (main): Set read_rtx_filename.
2310 * genattrtab.c (main): Likewise.
2311 * gencodes.c (main): Likewise.
2312 * genconfig.c (main): Likewise.
2313 * genemit.c (main): Likewise.
2314 * genextract.c (main): Likewise.
2315 * genflags.c (main): Likewise.
2316 * genopinit.c (main): Likewise.
2317 * genoutput.c (main): Likewise.
2318 * genpeep.c (main): Likewise.
2320 * genrecog.c (decision_test.u.insn): Add `lineno'.
2321 (pattern_lineno, error_count): New variables.
2322 (message_with_line): New.
2323 (add_to_sequence): Break out checking code to ...
2324 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2325 (merge_insn): Use message_with_line.
2326 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2327 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2329 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2331 * expr.c (store_constructor): Clear union if constructor is empty.
2333 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2335 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2336 Add !endian checks. Change %{...} to %(...).
2338 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2340 * i386.md (*addsi3_cc): Renamed from addcsi3.
2341 (*addsi3_carry): Renamed from addxsi3.
2342 (*subsi3_cc): Renamed from subcsi3.
2343 (*subsi3_carry): Renamed from subxsi3.
2344 (*xorqi_cc_1): Renamed from xorcqi_1.
2345 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2346 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2348 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2350 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2351 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2353 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2355 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2356 climb up the chain of insns.
2358 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2360 * genrecog.c (write_subroutine): Careful for null trees.
2361 (process_tree): Don't elide empty functions.
2363 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2365 * Makefile.in (genrtl.o): Depend on ggc.h.
2366 * configure.in (valloc): Probe for it.
2367 (with-gc): Use ggc-page if valloc present.
2368 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2369 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2370 (ggc_alloc_string): Moved from ggc-page.c.
2371 * ggc-none.c (ggc_alloc_obj): New.
2372 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2373 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2374 (struct globals): Likewise for dev_zero_fd.
2375 (init_ggc): Likewise for it's initialization.
2376 (ggc_allocated_p): Move careful dereference from ...
2377 (ggc_lookup_page_table): ... here. Delete.
2378 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2379 (alloc_anon): Use valloc if no mmap.
2380 (release_pages): Use free if using valloc.
2381 (ggc_alloc_obj): Renamed from alloc_obj.
2382 (ggc_set_mark): Renamed from mark_obj.
2383 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2384 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2385 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2386 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2387 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2388 (ggc_collect): Use fp printing instead of our own rounding.
2389 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2390 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2391 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2392 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2393 (struct ggc_string, struct ggc_any): Delete.
2394 (offsetof): Provide default definition.
2395 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2397 (struct ggc_mem): New, from corpse of ggc_any.
2398 (struct ggc_status): Delete.
2399 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2400 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2401 (n_strings_collected, n_anys_collected): Delete.
2402 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2403 (ggc_alloc_string, ggc_alloc): Delete.
2404 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2405 (ggc_free_string, ggc_free_any): Delete.
2406 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2407 (ggc_compare_addresses, ggc_mark_string): Delete.
2408 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2409 (search_data): Delete.
2410 (struct globals): New.
2411 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2412 (tree_insert, tree_lookup): New.
2413 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2414 (clear_marks, sweep_objs): New.
2415 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2416 (init_ggc): Set allocated_last_gc.
2417 (ggc_push_context): Gut. Use G.context.
2418 (ggc_pop_context): Likewise.
2419 (ggc_pop_context_1): New.
2420 (debug_ggc_tree): New.
2421 (debug_ggc_balance, tally_leaves): New.
2422 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2423 (ggc_mark_string_if_gcable): Remove decl.
2424 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2425 (ggc_mark_rtvec_children): New.
2426 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2427 (ggc_mark_if_gcable): New decl.
2428 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2429 (ggc_alloc_tree, ggc_alloc): Likewise.
2430 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2431 (ggc_alloc_obj): New decl.
2432 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2433 (ggc_alloc_tree, ggc_alloc): Likewise.
2434 (ggc_set_mark): New decl.
2435 * rtl.h (struct rtx_def): Remove gc_mark.
2436 (struct rtvec_def): Likewise.
2437 * tree.h (struct tree_common): Likewise.
2439 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2441 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2442 float_format and thread_file definitions.
2443 * configure: Rebuilt.
2445 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2447 * extend.texi (Function Names): Document types of function names.
2449 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2451 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2452 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2454 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2456 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2458 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2460 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2462 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2464 * collect2.c (main): Do prelimnary link on AIX if rflag.
2466 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2468 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2469 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2471 (__do_global_dtors): similarly for __DTOR_LIST__.
2473 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2474 Diego Novillo <dnovillo@cygnus.com>
2476 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2479 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2481 * fixincl/*: Merged "no_bogosity" branch
2482 * fixincl/fixlib.h: protect against doubly defining t_bool
2483 * fixincl/server.h: protect against doubly defining t_bool
2485 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2487 * genoutput.c: Include toplev.h.
2489 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2491 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2493 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2494 * configure: Regenerate.
2496 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2498 * gcse.c (delete_null_pointer_checks): Returns void.
2500 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2502 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2503 * emit-rtl.c (copy_insn_1): Likewise.
2505 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2507 * config/mips/mips.c (mips_build_va_list): Correct
2508 TREE_CHAIN setting when hard-float.
2509 (mips_va_start): Use corrected setting.
2510 (mips_va_arg): Likewise. Also pass a tree to build of
2511 POSTINCREMENT_EXPR rather than a naked 'int'.
2513 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2515 * ggc.h (ggc_push_context): Fix comment.
2516 (ggc_pop_context): Likewise.
2517 (mark_string_if_gcable): Likewise.
2518 * ggc-common.c (ggc_mark_rtx_children): Use
2519 ggc_mark_string_if_gcable.
2520 * ggc-page.c (ggc_lookup_page_table): New function.
2521 (ggc_allocated_p): Likewise.
2522 (mark_obj): Fix formatting.
2523 (ggc_mark_string_if_gcable): New function.
2524 * ggc-simple.c (ggc_allocated_strings): New variable.
2525 (ggc_strings_used): Likewise.
2526 (ggc_compare_addresses): New function.
2527 (ggc_pop_context): Pop the `any' memory too.
2528 (ggc_mark_string_if_gcable): New function.
2529 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2531 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2533 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2534 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2535 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2538 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2540 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2541 (sched_reg_live_length, sched_reg_basic_block): Delete.
2542 (current_block_num, bb_live_regs, old_live_regs): Delete.
2543 (dead_notes, struct sometimes): Delete.
2544 (sched_note_set, birthing_insn_p): Delete.
2545 (adjust_priority): Gut useless reg lifetime code.
2546 (create_reg_dead_note, attach_deaths): Delete.
2547 (attach_deaths_insn, new_sometimes_live): Delete.
2548 (finish_sometimes_live): Delete.
2549 (find_pre_sched_live, find_post_sched_live): Delete.
2550 (update_reg_usage): Delete.
2551 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2552 (schedule_insns): Delete reg lifetime code.
2553 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2554 (unlink_other_notes): Adjust REG_NOTE commentary.
2555 (reemit_notes): Use REG_SAVE_NOTE.
2556 (schedule_block): Likewise.
2557 (schedule_region): Allocate bitmap of blocks in region. Use
2558 count_or_remove_death_notes. Use update_life_info.
2560 * rtl.h (REG_SAVE_NOTE): New.
2561 * rtl.c (reg_note_name): Update.
2563 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2565 * combine.c (refresh_blocks, need_refresh): New.
2566 (combine_instructions): Allocate refresh_blocks. Invoke
2567 update_life_info if needed.
2568 (distribute_notes): Mark refresh_blocks instead of installing
2570 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2571 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2573 * Makefile.in (recog.o): Depend on basic-block.h.
2575 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2577 * genrecog.c (add_to_sequence): Thinko last change: delete
2578 shadowing allow_const_int variable.
2580 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2582 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2583 __GNUC__ and __GNUC_MINOR__.
2585 * gansidecl.h: Likewise.
2591 * toplev.h: Likewise.
2597 * varray.c: Likewise.
2599 * varray.h: Likewise.
2601 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2603 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2604 use one before a jump table.
2606 * rtl.def (ADDRESS): Change documentation to match reality.
2607 * md.texi: Don't document it.
2608 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2611 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2613 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2615 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2616 known predicate block; default allow_const_int true.
2617 (debug_decision_list): New.
2619 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2621 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2623 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2625 * gcse.c (gcse_main): Avoid global optimizations if we have a
2626 large number of basic blocks and the ratio of edges to blocks
2628 (delete_null_pointer_checks): Likewise.
2630 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2632 * c-common.c (check_format_info): Warn if format string isn't a
2635 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2637 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2638 * configure: regenerate
2640 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2642 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2643 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2644 (peepholes): Re-enable.
2646 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2648 * Makefile.in (flow.o): Depend on TREE_H.
2649 * basic-block.h (REG_SET_EQUAL_P): New.
2652 (free_regset_vector): Remove declaration.
2653 (flow_delete_insn_chain): Declare.
2654 (enum update_life_extent): New.
2655 (update_life_info, count_or_remove_death_notes): Declare.
2656 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2657 Verify register live at bb->global_live_at_start before adding USE.
2658 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2659 (CLEAN_ALLOCA): New.
2661 (PROP_*): New flags.
2662 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2663 (clear_edges): Zero n_edges.
2664 (make_edge): Increment n_edges.
2665 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2666 (flow_delete_insn_chain): Export.
2667 (delete_block): Decrement n_edges.
2668 (merge_blocks_nomove): Likewise.
2669 (life_analysis): Give life_analysis_1 PROP flags.
2670 (verify_wide_reg_1, verify_wide_reg): New.
2671 (verify_local_live_at_start): New.
2672 (update_life_info): Rewrite to call into propogate_block.
2674 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2675 always mark stack pointer. Conditionally mark PIC register.
2676 After reload, mark call-saved registers, return regsiters.
2677 (life_analysis_1): Accept PROP flags not remove_dead_code.
2678 Call mark_regs_live_at_end before zeroing regs_ever_live.
2679 Use calculate_global_regs_live. Copy global_live_at_end before
2680 calling final propagate_block. Zero reg_next_use on exit.
2681 (calculate_global_regs_live): New.
2682 (allocate_bb_life_data): Don't allocate bb->local_set.
2683 (init_regset_vector, free_regset_vector): Remove.
2684 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2685 Test flags before every operation. Warn if prologue/epilogue insn
2686 would have been deleted.
2687 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2688 Use alloc_EXPR_LIST.
2689 (mark_used_regs): Accept and use FLAGS, not FINAL.
2690 Remove special handling for RETURN.
2691 (try_pre_increment): Use alloc_EXPR_LIST.
2692 (dump_flow_info): Dump n_edges.
2693 (unlink_insn_chain, split_hard_reg_notes): Remove.
2694 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2695 (find_insn_with_note, new_insn_dead_notes): Remove.
2696 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2697 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2698 (replace_insns): Remove.
2699 (count_or_remove_death_notes): New.
2700 (verify_flow_info): Abort on error after all checks.
2701 (remove_edge): Decrement n_edges.
2702 (remove_fake_edges): Tweek format.
2703 * haifa-sched.c (schedule_insns): Use split_all_insns.
2704 * output.h (update_life_info): Remove declaration.
2705 * recog.c (split_all_insns): From the corpse of split_block_insns,
2706 do the whole function block by block. Use update_life_info.
2707 (recog_last_allowed_insn): New.
2708 (recog_next_insn): Mind it.
2709 (peephole2_optimize): Set it. Walk backwards through blocks.
2710 Use update_life_info.
2711 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2712 (split_all_insns): Declare.
2713 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2714 Use split_all_insns.
2716 * i386.md (or -1 peep2s): Disable.
2718 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2720 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2721 a single pattern. Scrap the 'd' versions as unnecessary.
2723 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2724 tablejump_mips162,tablejump_internal4): The operands to a
2725 label_ref must be VOIDmode.
2727 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2729 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2731 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2733 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2735 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2737 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2738 cache every function if ggc_p.
2740 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2742 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2743 instead of copy_rtx. Accept sequences that contain asm statements.
2744 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2745 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2746 orig_asm_operands_vector, copy_asm_operands_vector,
2747 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2749 * rtl.h (copy_insn, copy_insn_1): Declare.
2751 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2753 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2755 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2756 arguments to `current_file_function_operand'.
2758 * genrecog.c: Include hard-reg-set.h and resource.h in the
2759 generated output file.
2761 * real.c: Include tm_p.h.
2763 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2765 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2768 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2770 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2771 before the fctiwz insn.
2773 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2774 Mark Mitchell <mark@codesourcery.com>
2776 * tree.c (make_lang_type_fn): New funtion pointer.
2777 (make_lang_type): Call it.
2778 * tree.h (make_lang_type): Declare.
2779 (make_lang_type_fn): Likewise.
2780 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2782 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2784 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2785 make sure that HIGH instructions are copied into BASE_REGS.
2787 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2789 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2791 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2793 * c-decl.c (finish_struct): Use simpler method of
2794 removing elements of a singly-linked list.
2796 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2798 * alpha.md (peephole2's): Comment out peephole2's that generate
2801 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2803 * genrecog.c (add_to_sequence): Disable mode check for
2806 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2808 * ggc-simple.c (init_ggc): Set empty_string.
2810 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2812 * configure.in: Detect mmap. Add --with-gc=foo to select
2813 garbage collector; default to page if mmap available.
2814 * Makefile.in (GGC): Substitute.
2816 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2818 * c-decl.c (ggc_p): Enable.
2820 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2822 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2824 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2826 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2827 string for little-endian-data.
2829 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2831 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2832 case somebody tries to compile --enable-checking code with gcc
2835 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2837 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2840 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2842 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2843 * jump.c (jump_optimize_1): Document why.
2845 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2847 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2848 pointers and casts for `int_handler' and `quit_handler'.
2850 * flow.c (verify_flow_info, split_hard_reg_notes,
2851 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2852 remove_edge, remove_fake_successors): Add static prototypes.
2853 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2854 (mark_set_1): Initialize variable `regno'.
2855 (unlink_insn_chain): Likewise for variable `curr'.
2856 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2858 * loop.c (strength_reduce): Initialize variable
2859 `unrolled_insn_copies'.
2860 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2861 prototypes. Change these functions to take const PTR parameters
2862 to avoid prototype conflict when used as the comparson argument
2864 (check_dbra_loop): Initialize variable `comparison_val'.
2866 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2867 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2868 (find_valid_class): Initialize variable `best_class'.
2869 (find_reloads): Call memcpy, not bcopy.
2871 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2872 (hard_reg_use_compare): Don't needlessly cast away const.
2873 (reload_reg_class_lower): Likewise.
2874 (choose_reload_regs): Initialize variable `regno'.
2876 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2878 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2880 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2882 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2883 ({,d}discard): Add forward declarations. Declare parameter as
2885 (main_without_main): Explicitly declare return type to be int.
2886 (memcpy): Properly declare.
2888 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2889 building the trampoline support, declare malloc, free, and
2891 (__clear_cache): Mark arguments as potentially unused.
2893 * frame.c (toplevel): If inhibit_libc is defined, declare
2896 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2898 * flow.c (make_edge): Accept an optional 2D bitmap in which
2899 to cache edge existence. Update all callers.
2900 (make_label_edge, make_eh_edge): Pass through the edge cache.
2901 (make_edges): Provide the cache.
2903 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2905 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2907 (local_mbtowc): Change the type of variable `i' from int to size_t.
2909 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2910 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2912 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2914 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2915 after other includes that define the appropriate types. Include
2916 tm_p.h for getting user prototypes.
2917 * ggc-callbacks.c (toplevel): Ditto.
2918 * ggc-none.c (toplevel): Ditto.
2919 * gcc-page.c (toplevel): Ditto.
2920 * ggc-simple.c (toplevel): Ditto.
2922 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2923 Jonathan Larmour <jlarmour@cygnus.co.uk>
2925 * config/mips/mips.c (mips_move_2words): Split doubles if
2926 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2928 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2930 * genrecog.c (struct decision_test): New.
2931 (struct decision): Remove test-related members, sort the rest by size.
2932 (IS_SPLIT): Simplify.
2933 (new_decision, new_decision_test): New.
2934 (add_to_sequence): Use them. No special handling for args of
2936 (maybe_both_true): Renamed from not_both_true; return sense changed.
2937 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2938 of maybe_both_true and adjusted for decision_test.
2939 (position_merit): Remove.
2940 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2941 (merge_accept_insn): New, broken out of merge_trees.
2942 (merge_trees): Use them. No special case for c_test; no node
2943 splitting; use test type instead of position_merit.
2944 (factor_tests): New.
2945 (simplify_tests): New.
2946 (break_out_subroutines): Don't write code now.
2947 (find_afterward): New.
2948 (write_afterward, write_switch, write_cond): New.
2949 (write_action, is_unconditional): New.
2950 (write_node): New. Use them.
2951 (write_tree_1): Rewrite. Use the new functions above.
2952 (write_tree): Remove afterward processing.
2953 (write_subroutine): Simplify function variant emission.
2954 (write_subroutines): New.
2955 (same_codes, clear_codes): Remove.
2956 (same_modes, clear_modes): Remove.
2957 (write_header): New, broken out of main.
2958 (make_insn_sequence): Use new_decision and new_decision_test.
2959 (process_tree): New, broken out of main.
2960 (main): Adjust for merge_trees interface change.
2961 Don't #define operands in the output file.
2962 (record_insn_name): New, broken out of make_insn_sequence.
2963 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2964 (debug_decision): New.
2966 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2968 * resource.c (find_free_register): Mark class_str argument const.
2969 * resource.h: Update prototype to match.
2971 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2972 * i386.md: Give all anonymous insns names.
2974 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2976 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2979 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2981 * toplev.c (dbr_sched_time): Unconditional.
2982 (peephole2_time): New.
2983 (compile_file): Add pass numbers to all of the dump file suffixes.
2984 Dump peephole2_time. Don't dump times for non-applicable passes.
2985 (rest_of_compilation): Add pass numbers to dump file suffixes.
2986 Conditionalize calls to the scheduler.
2987 * invoke.texi: Update.
2989 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2991 * flow.c (make_edges): Fix insn iteration.
2992 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2993 (find_basic_blocks_1): Fix spelling mistake.
2995 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2997 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2998 always have side-effects. Use memset not bzero.
2999 (make_node): Likewise.
3001 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3003 * stmt.c (expand_anon_union_decl): When any of the elements of the
3004 union is addressable, so is the entire union.
3006 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3008 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3010 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3011 * bitmap.c (bitmap_operation): Return true iff TO changed.
3012 (bitmap_equal_p): New.
3013 (bitmap_bit_p): Tidy arithmetic.
3014 (debug_bitmap_file): Likewise.
3016 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3018 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3019 before cse2 instead of after.
3021 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3023 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3026 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3028 * cppinit.c (is_idchar initializer): Loosen tests to accept
3031 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3033 * mips.md: Define conditional move patterns for floating point
3034 operands and DI mode conditions.
3036 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3038 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3039 always have side-effects.
3041 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3043 * mn10200.c (asm_file_start): Fix typo.
3045 * cppinit.c (is_idchar initializer): Tighten tests for when
3046 to put the table into initialized memory.
3048 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3049 not an array of rtunion.
3050 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3051 * gcc-simple (ggc_free_rtvec): Similarly.
3053 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3056 * mbchar.h: Add missing #endif.
3058 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3059 (FPBIT, DPBIT): Define.
3061 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3063 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3065 * profile.c (instrument_arcs, output_gcov_string,
3066 tablejump_entry_p): Add static prototypes.
3067 (output_gcov_string): Constify a char*.
3069 * regmove.c (replacement_quality, fixup_match_2): Add static
3072 * resource.h (reg_dead_p): Add extern prototype.
3074 * rtl.c (trim_filename): Add static prototype.
3076 * scan-decls.c (skip_to_closing_brace): Likewise.
3078 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3079 (expand_end_case): Initialize variable `range'.
3080 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3082 * varasm.c (asm_emit_uninitialised): Add static prototype.
3083 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3086 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3088 * cpplib.c (if_directive_nameo): Add static prototype.
3090 * cse.c (cse_insn): Remove unused variable `p'.
3092 * except.c (create_rethrow_ref, push_entry,
3093 receive_exception_label, new_eh_region_entry, find_func_region,
3094 clear_function_eh_region, process_nestinfo): Add static prototypes.
3095 (get_reg_for_handler): Hide definition.
3096 (process_nestinfo): Initialize variable `extra_handlers'.
3098 * expr.h (expand_builtin_longjmp): Add extern prototype.
3100 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3102 * function.c (prepare_function_start): Likewise.
3103 (pop_function_context_from): Mark parameter `context' with
3105 (push_temp_slots_for_block, flush_addressof): Hide definition.
3107 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3108 solve_program_flow_graph, calculate_branch_probs,
3109 function_summary, main, fancy_abort): Add prototypes.
3111 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3112 (add_hash): Constify a char*.
3114 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3115 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3116 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3118 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3120 * lists.c (free_list, zap_lists): Likewise.
3122 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3124 * alias.c (nonlocal_reference_p): Add static prototype.
3126 * bitmap.c (bitmap_element_allocate): Prototype args in function
3129 * builtins.c (stabilize_va_list): Add static prototype.
3130 (expand_builtin_va_arg): Constify a char*.
3132 * c-lex.c (getch, put_back, extend_token_buffer_to,
3133 read_line_number, token_getch, token_put_back): Add static
3136 * c-parse.gperf (hash, is_reserved_word): Likewise.
3138 * cccp.c (is_dir_separator): Likewise.
3140 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3142 * graph.h: New file to prototype functions exported by graph.c.
3144 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3146 * graph.c: Include graph.h.
3148 * toplev.c: Likewise. Remove redundant prototypes.
3150 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3152 * invoke.texi: Removed duplicated description for -Q.
3154 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3156 * extend.texi: Grammar fix in __extension__ text.
3158 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3160 * md.texi (define_peephole2): New section.
3162 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3164 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3165 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3168 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3170 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3172 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3174 * i386.md (ffs expander): Emit Pentium friendly code for
3177 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3179 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3183 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3185 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3187 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3189 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3192 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3194 * md.texi (No Constraints): Delete section.
3195 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3196 * final.c (final_scan_insn): We always have register constraints.
3197 * genattrtab.c: Don't include "insn-config.h".
3198 (write_attr_case): We always have register constraints.
3199 * genconfig.c (register_constraint_flag): Delete.
3200 (walk_insn_part): Don't check whether we have register constraints.
3201 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3202 * genoutput.c (have_constraints): Delete.
3203 (main): Don't set it.
3204 (output_operand_data): We always have constraints.
3205 (scan_operands): Likewise.
3206 (compare_operands): Likewise.
3207 * local-alloc.c (block_alloc): We always have constraints.
3208 (requires_inout): Always compile this function.
3209 * recog.c (extract_insn): We always have constraints.
3210 (constrain_operands, reg_fits_class_p): Always compile these
3212 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3214 (struct insn_operand_data): Likewise.
3215 * regclass.c (regclass): We always have constraints.
3216 (record_reg_classes, copy_cost, record_address_regs,
3217 auto_inc_dec_reg_p): Always compile these functions.
3218 * regmove.c (regmove_optimize): We always have constraints.
3219 * reload.c (find_reloads): Likewise.
3220 * reload1.c (reload): Likewise.
3221 (reload_cse_simplify_operands): Likewise.
3222 * i860.c (output_delay_insn): Likewise.
3224 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3226 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3228 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3230 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3231 for the va_list record.
3233 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3235 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3238 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3240 * alias.c: Include insn-flags.h.
3241 * Makefile.in (alias.o): Update.
3243 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3245 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3246 to LTU and GEU. Handle more cases using sbb.
3248 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3250 * i386.md (truncatexfdf splitters): Do not use subreg.
3251 (fop XFmode patterns): Fix mode in operand testing.
3253 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3255 * jump.c (jump_optimize_1): Amend last change to test only the
3256 form of the operand, not the insn.
3258 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3259 not register_operand to determine when B may need preloading.
3261 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3263 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3264 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3265 (call-value patterns): Move to end of file.
3266 (*): Remove mode from label_ref in (pc) context.
3267 (movstrqi): Use memory not general_operand for BLKmode operands.
3268 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3269 to register_operand operands.
3270 (peep2 patterns): Convert from commented-out peephole patterns.
3272 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3274 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3275 to BUILT_IN_INIT_DWARF_REG_SIZES.
3276 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3277 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3278 expand_builtin_init_dwarf_reg_sizes.
3279 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3280 with __builtin_init_dwarf_reg_size_table.
3281 * dwarf2out.c (struct reg_size_range): Delete.
3282 (expand_builtin_init_dwarf_reg_sizes): New function.
3283 (expand_builtin_dwarf_reg_size): Delete.
3284 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3285 (expand_builtin_dwarf_reg_size): Don't declare.
3286 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3287 (dwarf_reg_size_table): New.
3288 (init_reg_size_table): New function.
3289 (copy_reg): Use dwarf_reg_size_table.
3290 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3293 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3295 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3296 Correctly build argument list to constructor and destructor functions.
3298 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3300 * c-tree.h (warn_float_equal): Declare.
3301 * c-decl.c (warn_float_equal): Define.
3302 (c_decode_option): Recognize -W[no-]float-equal.
3303 * c-typeck.c (build_binary_op): Conditionally warn
3304 about equality tests of floating point types.
3305 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3306 * invoke.texi: Add docs for -Wfloat-equal warning.
3308 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3310 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3311 generating RTL directly.
3312 * mips.h (INIT_TARGET_OPTABS): Likewise.
3313 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3315 * expr.h (init_mov_optab): Delete declaration
3317 * h8300.c (WORD_REG_USED): Update to avoid useless register
3318 saves in interrupt functions and functions which never return.
3320 * cse.c (struct set): Delete inner_dest_loc field.
3321 (cse_insn): Remove assignments to inner_dest_loc field.
3323 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3325 * ggc-page.c: Don't include <unistd.h> etc taken care of
3326 by "system.h". Include <sys/mman.h> afterward.
3328 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3330 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3333 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3335 * xcoffout.c (xcoffout_declare_function): Add documentation.
3336 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3337 TARGET_64BIT. Compare constant to -1, not bit pattern.
3338 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3339 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3342 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3344 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3346 (gen_inlined_enumeration_type_die): Do not abort if the type has
3347 not been writeen out.
3348 (gen_inlined_structure_type_die): Do not abort if the type has
3349 not been writeen out.
3350 (gen_inlined_union_type_die): Do not abort if the type has
3351 not been writeen out.
3352 (gen_tagged_type_instantiation_die): Do not abort if the type
3353 has not been written out.
3355 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3357 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3359 * reg-stack.c (straighten_stack): Copy hard reg set with
3362 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3364 * builtins.c (stabilize_va_list): Stabilize array type va_list
3365 to a pointer type, not the base record type.
3366 (expand_builtin_va_copy): Dereference the pointers explicitly;
3367 use the correct size for the copy.
3369 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3370 (rs6000_va_arg): Likewise.
3372 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3374 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3376 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3378 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3380 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3382 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3384 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3385 (init_ggc): Use it instead of a constant.
3386 (ggc_collect): Bound allocated_last_gc by it.
3388 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3390 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3393 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3395 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3396 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3398 * config/mips/openbsd.h: New, OpenBSD little endian target.
3399 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3400 * config/mips/xm-openbsd.h: New, OpenBSD host.
3402 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3404 * config/m68k/m68k.c (output_function_prologue,
3405 output_function_epilogue): Use
3406 current_function_uses_pic_offset_table instead of regs_ever_live
3407 to decide whether to save/restore pic register.
3408 (legitimize_pic_address): Don't modify regs_ever_live any more.
3410 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3412 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3413 * stor-layout.c (variable_size): Don't add sizes to the pending
3414 sizes list if x_dont_save_pending_sizes_p is set.
3416 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3418 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3419 for symbolic_operand().
3420 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3422 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3424 * combine.c (gen_rtx_combine): Add missing call to va_end().
3426 * final.c (asm_fprintf): Likewise.
3428 * genattrtab.c (attr_rtx): Likewise.
3430 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3432 * cse.c: Update comments.
3433 (cse_insn): When converting a conditional/computed jump into
3434 an unconditional jump, always make sure a BARRIER immediately
3435 follows the converted jump. Do not delete unreachable code.
3436 (cse_basic_block): Do not delete unreachable code.
3437 * toplev.c (rest_of_compilation): Move call to
3438 delete_trivially_dead_insns after the conditional call to
3441 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3443 * collect2.c (make_temp_file): Don't prototype.
3445 * gcc.c (make_temp_file): Likewise.
3447 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3449 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3451 * varasm.c (asm_emit_uninitialised): New function: Generate
3452 the assembler statements necessary to declare an uninitialised
3454 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3456 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3457 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3459 (assemble_variable): Use asm_emit_uninitialised to emit an
3460 uninitialised variable.
3462 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3464 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3465 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3466 <geoffk@cygnus.com>.
3468 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3470 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3471 * c-common.h (builtin_function): Don't declare.
3473 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3475 (pushdecl): Likewise.
3476 (finish_decl): Likewise.
3477 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3478 int. All callers changed.
3479 Set the builtin's DECL_BUILT_IN_CLASS.
3480 * tree.h (enum built_in_class): New.
3481 (enum built_in_function): Delete NOT_BUILT_IN.
3482 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3484 (DECL_SET_FUNCTION_CODE): Likewise.
3485 (DECL_BUILT_IN_CLASS): New macro.
3486 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3487 (struct tree_decl): Split builtin function code field into a
3489 (builtin_function): Declare.
3491 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3493 * optabs.c (init_traps): Fix typo in last change.
3495 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3497 * toplev.c (rest_of_decl_compilation): Update comment.
3499 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3501 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3502 in .sbss if appropriate.
3503 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3504 (SBSS_SECTION_ASM_OP): New macro.
3505 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3506 (EXTRA_SECTIONS): Add in_sbss.
3507 * config/mips/mips.h: Prototype sbss_section.
3509 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3511 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3514 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3516 * optabs.c (init_traps): Register trap_rtx as a GC root.
3518 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3520 * config/mips/mips.c (function_arg_pass_by_reference): Define
3521 unconditionally, since it's called unconditionally.
3523 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3525 * toplev.c (documented_lang_options): Add -fshort-wchar.
3526 * c-decl.c (c_decode_option): Likewise.
3527 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3529 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3530 * gcc.c (default_compilers): If -fshort-wchar,
3531 override __WCHAR_TYPE__.
3532 * tm.texi (C Dialect Options): Add -fshort-wchar.
3534 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3535 symbol for a variable.
3537 * cpplib.h (CPP_PREPROCESSED): New macro.
3538 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3539 we're seeing this input for a second time.
3541 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3543 * emit-rtl.c (init_emit_once): Initialize modes first.
3545 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3547 * config/i386/i386.c (pic_label_name): Change to char pointer.
3548 (global_offset_table): New variable.
3549 (load_pic_register): Fill global_offset_table if it hasn't
3550 already been done. Allocate pic_label_name dynamically.
3551 * ggc.h (empty_string): New variable.
3552 * ggc-simple.c (empty_string): Likewise.
3553 (init_ggc): Allocate empty_string and add as root.
3554 * stmt.c (digit_strings): New variable.
3555 (init_stmt): Add last_block_end_note as root. Allocate and
3556 initialize digit_strings.
3557 (expand_asm_operands): Use empty_string instead of string
3558 constant. Use digit_strings instead of string constants.
3559 * profile.c (init_arc_profiler): Allocate string with
3560 ggc_alloc_string instead of xmalloc.
3561 (output_func_start_profiler): Likewise.
3562 * c-typeck.c (digest_init): Check if init is error_mark_node.
3564 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3565 Richard Henderson <rth@cygnus.com>
3567 * ggc-page.c: New file.
3568 * Makefile.in (ggc-page.o): New.
3570 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3572 * invoke.texi: Document -fdelete-null-pointer-checks
3573 * toplev.c (flag_delete_null_pointer_checks): New.
3574 (f_options): Add entry for -fdelete-null-pointer-checks.
3575 (rest_of_compilation): Conditionalize null pointer check
3576 elimination on flag_delete_null_pointer_checks.
3577 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3579 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3581 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3582 copyright notice and special exception to GPL.
3584 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3586 * abi64.h (mips_function_value): Add prototype arguments.
3588 * mips-protos.h: New file with mips prototypes.
3590 * mips.c: Include "tm_p.h".
3591 (mktemp, lookup_name): Add prototype arguments.
3592 (extern_list, string_constant, mips_fill_delay_slot,
3593 mips_output_external, mips_output_external_libcall,
3594 mips_output_filename, mips_declare_object, function_prologue,
3595 mips_expand_prologue, function_epilogue, mips16_constant,
3596 build_mips16_function_stub, mips_output_conditional_branch):
3598 (mips_va_start): Remove unused variable `u'.
3599 (mips_va_arg): Cast value to unsigned when comparing against one.
3601 (save_restore_insns, mips_expand_prologue): Add missing arg in
3602 call to `large_int'.
3604 * mips.h: Move prototypes to mips-protos.h.
3605 (data_section, memory_address_p, rdata_section,
3606 readonly_data_section, simple_epilogue_p, text_section): Delete
3607 prototypes delcared elsewhere.
3608 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3610 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3612 * mips.md: Delete extra args in call to `mips_move_2words'.
3614 * xm-iris6.h (alloca): Add prototype argument.
3616 * genpeep.c: Include "tm_p.h" in generated output file.
3618 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3620 * basic-block.h (find_edge_index): Change parameters.
3621 * flow.c (verify_edge_list): Pass basic_block parameters to
3622 find_edge_index instead of integers.
3624 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3626 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3629 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3631 * gcc.1: Fix a formatting error.
3633 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3635 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3636 i786, mn10200, mn10300, pdp11, v850.
3638 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3640 * libgcc2.c (num_digits): Add prototype with
3641 __attribute__((const)).
3642 (__terminate): Add prototype.
3644 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3646 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3648 * alpha/alpha.c (print_operand): Fix type of `code'.
3649 (alpha_output_filename): Constify.
3650 * alpha/alpha.h: Move all function declarations ...
3651 * alpha/alpha-protos.h: ... here. New file.
3652 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3653 (SECTION_FUNCTION_TEMPLATE): Likewise.
3655 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3657 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3658 * expr.c (expand_expr): Likewise.
3659 (do_jump): Likewise.
3660 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3661 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3663 (enum can_compare_purpose): New.
3664 (can_compare_p): Adjust prototype.
3665 (prepare_cmp_insn, prepare_operand): Declare.
3666 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3667 * optabs.c (cmp_available_p): Deleted.
3668 (expand_abs): Pass ccp_jump to can_compare_p.
3669 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3670 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3671 Call can_compare_p rather than cmp_available_p.
3672 (prepare_operand): No longer static.
3673 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3674 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3675 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3676 sequence to use emit_cmp_and_jump_insns.
3677 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3679 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3681 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3682 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3683 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3684 (plus (reg) (const_int 0))
3685 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3687 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3689 * rs6000.c (expand_block_move): DImode loads and stores require
3690 word-aligned displacements. Increment address registers with
3691 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3693 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3695 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3696 is no name for the base type, rather than segfault. If we are
3697 writing out a complex integer type, use DW_ATE_lo_user.
3699 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3700 in one word or less (complex char, complex short, or on 64 bit
3701 systems complex float) to/from a hard register, copy it through
3702 memory instead of dying in gen_{real,imag}part. If we have a
3703 short complex type, prevent inlining since it allocates stack
3706 * tree.c (build_complex_type): If we are writing dwarf2 output,
3707 generate a name for complex integer types.
3709 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3711 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3712 * flow.c (remove_edge): Remove extra whitespace.
3713 (remove_fake_edges): Fix comment.
3714 (add_noreturn_fake_exit_edges): Use the correct name.
3716 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3718 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3719 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3720 (clean): Depend on INTL_CLEAN.
3721 (maintainer-clean): Adjust.
3723 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3725 * configure.in (AC_PREREQ): Bump to 2.13.
3726 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3728 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3730 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3732 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3734 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3735 (HAVE_STRINGIZE): Define.
3737 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3739 * c-parse.in: save and restore warn_pointer_arith on __extension__
3740 along with pedantic.
3741 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3742 Set the type of extension to itype rather than $<itype>1 kludge.
3743 * extend.texi (Alternate Keywords): Adjust documentation.
3744 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3746 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3748 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3749 most assembler templates.
3751 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3752 FP loads and stores.
3753 (following_call): Always return zero for the PA8000.
3754 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3755 FP loads and stores.
3756 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3758 * pa.h (BRANCH_COST): Define.
3760 * pa.md (return, return_internal): Use bve for PA2.0.
3762 * pa.md (fused multiply): Add variants which reduce height for the
3763 fused multiply, but which still generate 2 insns.
3764 (fnegabs): Similarly.
3766 * pa.md (subsi3): Turn into an expander. Create two anonymous
3767 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3768 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3770 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3772 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3774 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3775 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3777 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3780 * flow.c (record_active_eh_regions): Terminate loop after finding
3781 the last insn in the last basic block.
3783 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3785 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3787 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3789 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3791 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3793 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3794 splitting to not use output template.
3796 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3798 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3799 * config/c4x/c4x.c (c4x_va_start): New function.
3801 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3803 * genrecog.c (not_both_true): Handle correctly cases when called for
3804 tests with different positions in the insn.
3806 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3808 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3810 * system.h (HOST_PTR_PRINTF): ... to here.
3812 * mips-tfile.c: Don't include machmode.h.
3814 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3815 (mips-tfile.o): Don't depend on machmode.h.
3817 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3819 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3820 avoid conflicts with typedef struct `region' at the top level scope.
3822 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3824 * basic-block.h (basic_block): Add eh_beg, eh_end.
3825 * flow.c (entry_exit_blocks): Update.
3826 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3828 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3829 lists.c functions to allocate insn lists.
3830 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3832 (make_eh_edge): ... here. New.
3833 (move_stray_eh_region_notes): New.
3834 (record_active_eh_regions): New.
3835 (delete_unreachable_blocks): Split out block merging ...
3836 (try_merge_blocks): ... here. New.
3837 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3838 Dump debugging data.
3839 (merge_blocks_move_successor_nojumps): Likewise.
3840 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3842 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3844 * extend.texi (Bound member functions): Document unbound pmf
3847 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3849 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3850 has the EXIT_BLOCK as a dest.
3852 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3854 * flow.c (remove_edge): New function to remove an edge from the
3856 (remove_fake_successors): New function to remove fake successor edges.
3857 (remove_fake_edges): New function to remove all fake edges from the
3859 (add_fake_exit_edges): New function to add fake edges from all blocks
3860 with no successors to the exit block.
3861 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3862 prototypes for new functions.
3864 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3866 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3867 Use Pmode to determine whether to output .dword or .word.
3869 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3871 * tree.c (built_in_filename): New variable.
3872 (BUILT_IN_FILENAME): New macro.
3873 (init_tree_codes): Allocate built_in_filename.
3874 (make_node): Use built_in_filename instead of string constant.
3876 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3878 * configure.in: Add fr30 target.
3879 * configure: Regenerate.
3880 * config/fr30: New directory.
3881 * config/fr30/crti.asm: New file.
3882 * config/fr30/fr30.c: New file.
3883 * config/fr30/crtn.asm: New file.
3884 * config/fr30/fr30.h: New file.
3885 * config/fr30/fr30.md: New file.
3886 * config/fr30/lib1funcs.asm: New file.
3887 * config/fr30/t-fr30: New file.
3888 * config/fr30/xm-fr30.h: New file.
3890 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3892 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3893 BARRIER at the end of the successor, not the BARRIER before
3896 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3898 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3900 * stmt.c (any_pending_cleanups): Don't crash when
3901 current_function->stmt is unset.
3903 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3905 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3906 other initializations that may use it for relative offsets.
3908 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3910 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3911 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3912 * config/i386/sol2dbg.h: Removed.
3913 * config/i386/sol2gas.h: New file, to enable gas work-around.
3914 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3915 Don't use sol2dbg.h.
3916 * configure: Rebuilt.
3918 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3920 * invoke.texi (-fthis-is-variable): Remove documentation.
3922 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3924 * basic-block.h (compute_bb_for_insn): Declare.
3925 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3926 to use; set size of basic_block_for_insn directly.
3927 (find_basic_blocks): Update.
3929 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3931 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3933 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3935 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3936 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3938 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3940 * c-decl.c (c_decode_option): Extend comment.
3942 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3944 * toplev.c (progname): Make 'const char *'
3945 (flag_print_mem): Move out of main.
3946 (version_flag): Move out of main.
3947 (filename): Move out of main.
3948 (debug_args): Remove g prefix from options.
3949 (documented_lang_options): Remove cpplib specific options.
3950 (display_help): Add g prefix to debug options.
3951 (check_lang_option): Delete this function.
3952 (decode_d_option): New function: Decode -d... option.
3953 (decode_f_option): New function: Decode -f... option.
3954 (decode_W_option): New function: Decode -W... option.
3955 (decode_g_option): New function: Decode -g... option.
3956 (independent_decode_option): New function: Decode a language
3957 independent command line option.
3958 (main): Invoke lang_decode_option and then
3959 independent_decode_option on each command line option in
3962 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3964 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3965 * fold-const.c (fold_range_test): Do not try to fold the range
3966 test if the rhs or lhs has side effects.
3968 * basic-block.h (compute_flow_dominators): Declare.
3970 * gcse.c (alloc_code_hoist_mem): New function.
3971 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3972 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3973 (hoist_code, one_code_hoisting_pass): Likewise.
3974 (gcse_main): If optimizing for size, then hoist expressions
3975 computed in multiple dominated basic blocks.
3977 * gcse.c (invalid_nonnull_info): New function.
3978 (delete_null_pointer_checks): Likewise.
3979 * rtl.h (delete_null_pointer_checks): Declare.
3980 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3982 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3983 (merge-blocks_move_successor_nojumps): Likewise.
3984 (merge_blocks): Allow merging of some blocks, even if it requires
3985 physical movement of the blocks, but not if it requires new jumps.
3987 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3988 Callers and prototype changed.
3989 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3991 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3993 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3994 -YP when both -p and -pg are present. From i386/sol2.h.
3996 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3998 * Makefile.in (distclean): Delete tm_p.h.
3999 * configure.in: Create a new file, "tm_p.h", from a list in
4000 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4001 "i386/i386-protos.h".
4003 * alias.c: Include "tm_p.h".
4004 * c-typeck.c: Likewise.
4005 * calls.c: Likewise.
4007 * emit-rtl.c: Likewise.
4008 * explow.c: Likewise.
4009 * expmed.c: Likewise.
4011 * final.c: Likewise.
4013 * fold-const.c: Likewise.
4014 * function.c: Likewise.
4016 * global.c: Likewise.
4017 * haifa-sched.c: Likewise.
4018 * integrate.c: Likewise.
4020 * local-alloc.c: Likewise.
4022 * optabs.c: Likewise.
4023 * recog.c: Likewise.
4024 * reg-stack.c: Likewise.
4025 * regclass.c: Likewise.
4026 * regmove.c: Likewise.
4027 * reload.c: Likewise.
4028 * reload1.c: Likewise.
4029 * reorg.c: Likewise.
4030 * resource.c: Likewise.
4032 * stor-layout.c: Likewise.
4033 * toplev.c: Likewise.
4035 * unroll.c: Likewise.
4036 * genattrtab.c (main): Make generated file include "tm_p.h".
4037 * genemit.c (main): Likewise.
4038 * genoutput.c (main): Likewise.
4039 * genrecog.c (main): Likewise.
4041 * i386.h: Delete all prototypes.
4042 * i386.c: Include "tm_p.h".
4043 (ix86_attr_length_default): Call constant_call_address_operand
4044 with correct number of arguments.
4045 * i386-protos.h: New file.
4046 * i386.md (unnamed patterns): Call constant_call_address_operand
4047 with correct number of arguments.
4048 (exception_receiver): Call load_pic_register with correct number
4051 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4053 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4055 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4057 * rtl.h (insns_safe_to_move_p): New function.
4058 * loop.c (find_and_verify_loops): Use it.
4059 * rtlanal.c (insns_safe_to_move_p): Define it.
4061 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4063 * c-pragma.c: Include ggc.h.
4064 * Makefile.in (c-pragma.o): Update.
4066 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4068 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4069 (LIB_SPEC): Likewise.
4070 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4071 Reindent -YP/-p/-pg.
4072 Copied from config/sparc/sol2.h.
4074 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4076 * c-pragma.c (mark_align_stack): New.
4078 * c-pragma.h (init_pragma): Declare it.
4079 * c-lex.c (init_parse): Call it.
4081 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4083 * configure.in: Pick up thread library on Solaris/x86 just
4084 like on Solaris/sparc.
4085 * configure: Rebuilt.
4087 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4089 * rtl.h (global_rtx_index): New enum.
4090 (global_rtl): Change to array of rtx.
4091 (pc_rtx, cc0_rtx): Redefine accordingly.
4092 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4093 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4094 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4095 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4096 (const_int_rtx): Change to array of rtx.
4097 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4099 * emit-rtl.c (global_rtl): Change to array of rtx.
4100 (const_int_rtx): Change to aray of rtx.
4101 (gen_rtx_CONST_INT): Redefine accordingly.
4102 (init_emit_once): Allocate and initialize global_rtl. Likewise
4103 for const_int_rtx. Add both as GC roots.
4104 * genattrtab.c (global_rtl): Update declaration.
4106 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4108 * Makefile (USER_H): Add iso646.h back.
4110 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4112 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4113 zapping the LOG_LINKS of sched_before_next_call.
4115 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4116 * pa.c (insn_refs_are_delayed): Renamed from
4117 insn_sets_and_refs_are_delayed.
4119 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4121 * functiion.h (struct function): Add x_whole_function_mode_p.
4122 (retrofit_block): Declare.
4123 * function.c (retrofit_block): New function.
4124 (identify_blocks): Add assertions. Allow an incomplete set of
4125 block notes if we're still generating code for the function.
4126 * integrate.c: Include loop.h.
4127 (expand_inline_function): Call find_loop_tree_blocks to map block
4128 notes to blocks when in whole-function mode. Use retrofit_block
4129 to insert new BLOCKs for the inlined function, rather than
4131 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4132 * Makefile.in (integrate.o): Depend on loop.h.
4134 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4136 * tree.h (warn_about_unused_variables): Declare.
4137 * stmt.c (warn_about_unused_variables): New function, split out
4139 (expand_end_bindings): Here.
4141 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4143 * stmt.c (preserve_subexpressions_p): Don't crash when
4144 current_function->stmt is unset.
4146 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4148 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4149 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4150 (expand_start_target_temps): Use it.
4151 * except.c (expand_eh_region_start_for_decl): Likewise.
4152 * expr.c (expand_expr): Likewise.
4154 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4156 * fold-const.c (operand_equal_p): Pay attention to side effects.
4158 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4160 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4161 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4163 * tlink.c (scan_linker_output): Look for keywords before accepting
4164 a mangled name in quotes.
4166 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4168 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4169 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4171 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4173 * alpha.md: Revert Thu Nov 26 change that came in through the
4174 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4175 Avoid earlyclobber when possible.
4177 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4179 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4181 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4182 Define HAVE_ON_EXIT.
4184 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4186 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4187 CTYPE_CONV in all ctype macros.
4189 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4192 * cexp.y (initialize_random_junk): Likewise.
4194 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4196 * i370.c (handle_pragma): Likewise.
4198 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4200 * v850.c (override_options): Likewise.
4202 * doprint.c (_doprnt): Likewise.
4204 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4207 * fixinc/server.c (load_data): Likewise.
4209 * fold-const.c (real_hex_to_f): Likewise.
4211 * genattr.c (write_upcase, gen_attr): Likewise.
4213 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4214 write_upcase): Likewise.
4216 * genemit.c (print_code): Likewise.
4218 * genopinit.c (gen_insn): Likewise.
4220 * genpeep.c (print_code): Likewise.
4222 * genrecog.c (print_code): Likewise.
4224 * optabs.c (init_libfuncs): Likewise.
4226 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4228 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4230 (reemit_notes): Likewise.
4232 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4234 * ggc.h (ggc_root): Move to ggc-common.c.
4236 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4237 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4238 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4239 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4240 * ggc-common.c (ggc_root): Move from ggc.h.
4241 (roots): Declare, static.
4242 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4243 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4244 null or check/set mark bit.
4245 (ggc_mark_roots): New.
4246 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4248 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4250 * m32r.c: Include toplev.h.
4251 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4252 (gen_compare): Rename swap_p to must_swap to match uses.
4253 Add default abort case.
4254 (m32r_output_function_epilogue): Remove unused variables.
4255 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4256 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4257 define to empty parameter list. Update all uses.
4258 (predicate decls): Use enum machine_mode not int.
4259 * m32r.md (movsi): Call abort, not fatal_insn.
4260 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4262 1999-09-14 Andrew Haley <aph@cygnus.com>
4264 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4265 use $0 instead of 0.
4267 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4269 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4270 computation out of loop over hard regs.
4272 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4274 * function.c (identify_blocks): Don't shadow a variable in an
4276 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4277 pushdecl, or poplevel to build up the new BLOCK tree.
4278 (expand_inline_function): Likewise.
4279 (integrate_parm_decls): Likewise.
4281 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4283 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4285 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4287 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4288 * invoke.texi: Document this change.
4290 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4292 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4294 (mark_emit_status): Renamed from mark_emit_state.
4295 * except.c (mark_eh_status): Renamed from mark_eh_state.
4296 Check not null before marking.
4297 (free_eh_status): New.
4298 * expr.c (mark_expr_status, free_expr_status): New.
4299 * function.c (free_machine_status): New.
4300 (free_after_parsing): New.
4301 (free_after_compilation): Move bits to free_after_parsing; call
4302 free_eh_status, free_expr_status; zero the marked members of the
4304 (prepare_function_start): No can_garbage_collect.
4305 Call init_eh_for_function.
4306 (expand_dummy_function_end): Free up current_function state.
4307 (mark_function_status): Renamed from mark_function_state.
4308 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4309 * function.h (struct function): No can_garbage_collect.
4310 (free_machine_status, free_after_parsing): Declare.
4311 (free_eh_status, free_expr_status): Declare.
4312 * ggc.h (mark_expr_status): Declare.
4313 * stmt.c (free_stmt_status): Free the struct.
4314 (mark_stmt_status): Renamed from mark_stmt_state.
4315 (init_stmt): Don't call init_eh.
4316 (init_stmt_for_function): Don't call init_eh_for_function.
4317 * toplev.c (compile_file): Call init_eh.
4318 (rest_of_compilation): Free basic block info before ggc_collect.
4319 Call free_after_parsing; conditionally call free_after_compilation.
4320 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4321 Check not null before marking.
4322 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4324 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4326 * c-lex.c (yylex): Initialize warn.
4328 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4330 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4331 register when performing secondary reloads for the SAR register.
4333 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4335 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4336 (NOTE_BLOCK): New macro.
4337 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4338 * function.h (identify_blocks): Change prototype.
4339 * function.c (identify_blocks): Simplify.
4340 (reorder_blocks): Likewise.
4341 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4342 NOTE_INSN_BLOCK_{BEG,END}.
4343 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4344 the list of saved notes if the note isn't a
4345 NOTE_INSN_BLOCK_{BEG,END}.
4346 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4348 (reemit_notes): Adjust recreation of notes to reflect new saved
4350 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4351 printing a block note.
4352 * stmt.c (block_vector): Remove.
4353 (find_loop_tree_blocks): Simplify.
4354 (unroll_block_trees): Likewise.
4355 * tree.h (reorder_block): Change prototype.
4357 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4359 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4360 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4361 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4362 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4363 (atexit, exit): Simplify.
4364 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4365 * config/lots: Remove defns of HAVE_ATEXIT.
4367 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4369 * calls.c (precompute_arguments): Fix typo in comment.
4370 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4373 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4375 * dsp16xx.c (override_options): Fix typos in GC root registration.
4377 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4379 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4381 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4382 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4383 (CC1_SPEC): Likewise.
4385 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4387 * genattr.c (main): Add extern prototype. Call return, not exit.
4388 * genattrtab.c (main): Likewise.
4389 * gencheck.c (main): Likewise.
4390 * gencodes.c (main): Likewise.
4391 * genconfig.c (main): Likewise.
4392 * genemit.c (main): Likewise.
4393 * genextract.c (main): Likewise.
4394 * genflags.c (main): Likewise.
4395 * gengenrtl.c (main): Likewise.
4396 * genopinit.c (main): Likewise.
4397 * genoutput.c (main): Likewise.
4398 * genpeep.c (main): Likewise.
4399 * genrecog.c (main): Likewise.
4401 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4402 * genattrtab.c (get_insn_name): Likewise.
4403 * gencodes.c (get_insn_name): Likewise.
4404 * genconfig.c (get_insn_name): Likewise.
4405 * genemit.c (get_insn_name): Likewise.
4406 * genextract.c (get_insn_name): Likewise.
4407 * genflags.c (get_insn_name): Likewise.
4408 * genopinit.c (get_insn_name): Likewise.
4409 * genpeep.c (get_insn_name): Likewise.
4411 * gencheck.c (usage): Add static prototype.
4412 * genextract.c (print_path): Constify a char*.
4413 * genopinit.c (optabs): Likewise.
4414 * genoutput.c (operand_data, data, output_predicate_decls,
4415 compare_operands): Likewise.
4416 * genrecog.c (write_tree): Add default case in switch.
4418 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4420 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4422 * print-rtl.c (get_insn_name): Remove prototype.
4424 * toplev.h (progname): Declare const.
4426 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4427 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4428 dump_sched_info, dump_local_alloc, regset_release_memory,
4429 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4430 error_with_file_and_line, error_with_decl, error_for_asm, error,
4431 fatal, warning_with_file_and_line, warning_with_decl, warning,
4432 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4433 Remove redundant prototypes.
4435 (notice, check_lang_option, report_file_and_line, vnotice,
4436 mark_file_stack): Add static prototype.
4437 (set_fatal_function): Add prototype.
4438 (vnotice, report_file_and_line, set_fatal_function,
4439 check_lang_option): Constify a char*.
4440 (main): Prototype. Call return, not exit.
4442 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4444 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4446 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4448 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4450 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4452 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4454 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4455 behave as if it's zero in all cases.
4456 (expand_function_start): Adjust call to assign_parms.
4457 * tree.h (assign_parms): Adjust prototype.
4458 * objc/objc-act.c (hack_method_prototype): Adjust call to
4461 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4463 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4464 arg_pointer_rtx fixed if the argument pointer register is
4466 (NONZERO_BASE_PLUS_P): Likewise.
4468 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4470 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4471 match_insn2 to match_insn.
4472 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4474 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4476 * Makefile.in (USER_H): Remove va-foo.h.
4478 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4479 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4480 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4481 va-spur.h,va-v850.h}: Remove.
4483 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4485 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4486 (in_return_delay): Use it instead of match_insn.
4488 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4490 * config/alpha/va_list.h (va-alpha.h): Do not include.
4491 (__gnuc_va_list): Typedef as in varargs.h.
4493 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4495 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4496 DECL_LIVE_RANGE_RTL.
4498 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4500 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4501 not NOTE_BLOCK_NUMBER.
4502 (expand_eh_region_end): Likewise.
4503 (find_exception_handler_labels): Likewise.
4504 (scan_region): Likewise.
4505 (exception_optimize): Likewise.
4506 (update_rethrow_references): Likewise.
4507 (set_insn_eh_region): Likewise.
4508 * final.c (final_scan_insn): Likewise.
4509 * flow.c (make_edges): Likewise.
4510 * integrate.c (expand_inline_function): Likewise.
4511 * print-rtl.c (print_rtx): Likewise.
4513 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4515 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4516 terms of builtin functions and types.
4518 * mips.c (mips_build_va_list): New.
4519 (mips_va_start, mips_va_arg): New.
4520 * mips.h (BUILD_VA_LIST_TYPE): New.
4521 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4523 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4524 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4525 * sh.h (BUILD_VA_LIST_TYPE): New.
4526 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4528 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4530 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4531 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4532 (struct insn_data): Likewise with n_operands, n_dups,
4533 n_alternatives, output_format.
4534 * regclass.c (scan_one_insn): Cast n_operands to int before
4535 arithmetic inside comparison.
4537 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4539 * toplev.c (compile_function): Unconditionally emit nop.
4541 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4543 * haifa-sched.c (actual_hazard): Move declaration of variable
4544 `this_cost' into the scope where it is used.
4546 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4548 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4549 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4550 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4552 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4554 * jump.c (find_insert_position): Don't declare or define unless
4555 !HAVE_conditional_arithmetic.
4556 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4558 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4560 * recog.c (offsettable_address_p): Prototype function pointer.
4561 (preprocess_constraints): Call memset, not bzero.
4563 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4564 (gcc_obstack_init): Don't declare.
4565 (fix_sizetype): Add static prototype.
4566 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4567 (tree_cons): Call memset, not bzero.
4569 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4570 definition in macro ASM_WEAKEN_LABEL.
4571 (mark_const_hash_entry): Add static prototype.
4573 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4575 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4577 * unroll.c (find_common_reg_term, subtract_reg_term,
4578 loop_find_equiv_value): Add static prototypes.
4579 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4580 (copy_loop_body): Remove unreachable break statement.
4582 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4584 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4586 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4588 Undo some changes from the gcc2 merge:
4589 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4590 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4594 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4595 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4596 initialized float-int union if the value is a NaN.
4598 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4600 * gthr-win32.h: New file.
4602 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4603 shared as a valid attribute.
4604 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4605 * extend.texi: Document `shared' variable attribute.
4607 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4609 * configure.in: Handle --enable-threads on FreeBSD.
4610 * configure: Rebuit.
4612 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4614 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4616 * configure: Rebuilt.
4618 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4619 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4620 Rosimildo DaSilva <rdasilva@connecttel.com>
4622 * configure.in (m68k-*-rtemscoff*): Added.
4623 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4624 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4625 sparc-rtems configuration.
4626 * configure.in (sparc-*-rtemself*): Added.
4627 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4628 * config/i386/rtems.h: Added comment.
4629 * config/sparc/rtemself.h: New file.
4631 * configure.in (m68k-rtemself): Added.
4632 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4633 and DWARF_DEBUGGING_INFO.
4634 * config/m68k/crti.s: New file.
4635 * config/m68k/crtn.s: New file.
4636 * config/m68k/t-crtstuff: New file.
4637 * config/m68k/rtemself.h: New file.
4639 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4640 global ctor/dtor and C++ exception handling.
4641 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4642 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4644 * config/i386/t-rtems-i386: New File.
4646 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4648 * stmt.c (expand_end_case): Return right away if the case stack is
4651 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4653 * Makefile.in (version.c): Remove rule incorrectly brought in from
4656 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4658 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4659 * msdos/top.sed: Take into account a prepended $(SHELL) to
4661 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4663 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4665 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4667 * regmove.c (fixup_match_1): Don't change an unchanging register.
4668 (stable_but_for_p): Renamed to:
4669 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4670 Changed all callers.
4672 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4674 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4675 insn from BL2 is after the insn from BL.
4677 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4679 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4680 (struct insn_data): Merge `template' and `outfun' into `output'.
4681 Add `output_format'.
4682 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4683 (struct data): Remove `outfun'; add `output_format'.
4684 (name_for_index): Remove declaration.
4685 (output_insn_data): Handle output formats.
4686 (process_template): Emit the bare array for @.
4687 (gen_expand, gen_split): Set output_format to NONE.
4688 * output.h (get_insn_template): Declare.
4689 * final.c (get_insn_template): New.
4690 (final_scan_insn): Use it.
4691 * toplev.c (compile_file): Likewise.
4693 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4694 * i860/i860.c (output_delayed_branch): Likewise.
4695 (output_delay_insn): Likewise.
4697 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4699 * rtl.c (obstack_alloc_rtx): Removed.
4701 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4703 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4705 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4707 * i386.c (call_insn_operand): Reject const_int.
4708 (expander_call_insn_operand): Use call_insn_operand.
4710 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4712 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4714 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4716 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4717 Use DImode operation.
4719 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4721 * gcc.c: Include sys/resource.h.
4722 (report_times): New flag.
4723 (execute): If report_times is set, calculate and report the
4724 CPU time consumed by each subprocess.
4726 (rus, prus): New globals.
4727 (option_map): Add --time.
4728 (display_help): Document -time.
4729 (process_command): Set report_times if -time is given.
4730 Turn off -pipe if -time is given.
4732 * invoke.texi: Document new option -time.
4734 * configure.in: Check for getrusage. Check if we have to
4735 prototype getrusage.
4736 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4737 * configure: Regenerate.
4738 * config.in: Regenerate.
4740 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4742 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4745 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4747 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4748 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4749 (nan): Return _thenan_sf or _thenan_df as appropriate.
4750 (L_thenan_sf): Define _thenan_sf.
4751 (L_thenan_df): Define _thenan_df.
4753 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4754 (DPBIT_FUNCS): Add _thenan_df.
4756 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4758 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4761 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4763 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4766 (lang_specific_driver): Don't take a function pointer parameter.
4767 All callers changed.
4769 * gcc.c: Include gcc.h.
4770 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4771 lang_specific_extra_outfiles, fatal): Don't declare.
4772 (multilib_defaults_raw): Constify.
4773 (read_specs): Call memset, rather than bzero.
4774 (main): Call return, not exit.
4775 (lookup_compiler): Call memcpy, not bcopy.
4776 (fatal): Make extern.
4778 * cppspec.c: Include gcc.h.
4779 (lang_specific_driver): Initialize variable `quote'. Constify a
4780 char*. All calls to the function pointer parameter now
4781 explicitly call `fatal'.
4783 * gccspec.c (lang_specific_driver): Include gcc.h.
4785 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4787 * arm.c (note_invalid_constants): Use recog_data.operand_type
4790 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4792 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4795 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4796 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4797 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4798 reload_secondary_in_reload, reload_secondary_out_reload,
4799 reload_secondary_in_icode, reload_secondary_out_icode,
4800 reload_reg_rtx, reload_when_needed): Delete declarations.
4801 (struct reload): New structure.
4802 (rld): Declare new array.
4803 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4804 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4805 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4806 reload_secondary_in_reload, reload_secondary_out_reload,
4807 reload_secondary_in_icode, reload_secondary_out_icode,
4808 reload_reg_rtx, reload_when_needed): Delete definitions.
4810 (whole file): Replace uses of the deleted arrays with uses of rld.
4811 * reload1.c (whole file): Replace uses of the deleted arrays with
4813 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4814 explicit loops, not with bcopy.
4816 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4818 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4819 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4820 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4821 insn_name): Delete and consolidate into new structures.
4822 (insn_operand_predicate_fn): New.
4823 (insn_output_fn): New.
4825 (struct insn_operand_data): New.
4826 (struct insn_data): New.
4828 (OUT_FCN): Update for insn_data change.
4829 * builtins.c (expand_builtin_strlen): Likewise.
4830 (expand_builtin_memcmp): Likewise.
4831 * combine.c (make_extraction, simplify_comparison): Likewise.
4832 * cse.c (canon_reg, cse_insn): Likewise.
4833 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4834 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4835 (emit_store_flag): Likewise.
4836 * expr.c (convert_move, emit_block_move): Likewise.
4837 (clear_storage, emit_push_insn, expand_increment): Likewise.
4838 (do_store_flag): Likewise.
4839 * expr.h (GEN_FCN): Likewise.
4840 (insn_gen_function): Die.
4841 * final.c (final_scan_insn): Update for insn_data change.
4842 (output_asm_name): Likewise.
4843 * function.c (fixup_var_refs_1): Likewise.
4844 * loop.c (check_dbra_loop): Likewise.
4845 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4846 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4847 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4848 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4849 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4850 * regmove.c (gen_add3_insn): Likewise.
4851 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4852 (find_reloads, find_reloads_address_1): Likewise.
4853 (debug_reload_to_stream): Likewise.
4854 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4855 * stmt.c (expand_end_case): Likewise.
4856 * toplev.c (compile_file): Likewise.
4858 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4859 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4861 * print-rtl.c (insn_name_ptr): Remove declaration.
4862 (get_insn_name): Declare.
4863 (print_rtx): Use it.
4864 * genoutput.c (insn_name_ptr): Remove.
4865 (next_operand_number): New.
4866 (struct operand_data): New.
4867 (null_operand, odata, odata_end): New.
4868 (struct data): Use struct operand_data.
4869 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4870 (get_insn_name): Renamed from name_for_index.
4871 (output_prologue): Define NO_MD_PROTOTYPES.
4872 (output_predicate_decls): Break out from output_epilogue.
4873 Iterate over the operands list.
4874 (output_operand_data): Break out from output_epilogue. Emit
4875 just the operands list.
4876 (output_insn_data): Break out from output_epilogue. Emit just
4878 (output_epilogue): Remove.
4879 (output_get_insn_name): New.
4880 (constraints, op_n_alternatives, predicates, address_p): Die.
4881 (modes, strict_low, seen): Die.
4882 (scan_operands): Take new param `d' instead of writing to
4883 seven global variables.
4884 (compare_operands): New.
4885 (place_operands): New.
4886 (validate_insn_alternatives): Update for struct data change.
4887 (gen_insn): Don't zero or copy 7 global arrays. Update for
4888 scan_operands; call place_operands.
4889 (gen_peephole, gen_expand, gen_split): Likewise.
4890 (main): Update for new output routines.
4892 * genattr.c (insn_name_ptr): Remove.
4893 (get_insn_name): New function.
4894 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4895 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4896 * genrecog.c: Likewise.
4898 * alpha.md (adddi3): Make `pattern' array static.
4900 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4902 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4903 c4x_cpu_version_string): Constify char *.
4904 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4905 c4x_cpu_version_string): Likewise.
4907 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4909 * tree.c (save_tree_status): Revert 10 Sep change.
4910 (restore_tree_status): Likewise. Call obstack_free with NULL
4911 before freeing the obstack proper.
4913 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4915 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4917 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4918 surrounding context.
4920 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4922 * tree.c (type_hash_canon): Put all types in the hash-table, when
4925 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4927 * recog.h (struct recog_data, recog_data): New.
4928 (recog_foo variables): Kill.
4929 * recog.c (recog_operand, recog_operand_loc): Kill.
4930 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4931 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4932 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4933 (recog_data): Define.
4934 (extract_insn): Update all recog_foo references to use recog_data.
4935 (preprocess_constraints, constrain_operands): Likewise.
4936 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4937 * genattrtab.c (main): Likewise.
4938 * genextract.c (main): Likewise.
4939 * genoutput.c: Likewise.
4940 * genrecog.c (write_subroutine, main): Likewise.
4941 * local-alloc.c (block_alloc): Likewise.
4942 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4943 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4944 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4945 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4946 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4947 (reload_cse_simplify_operands): Likewise.
4949 * arc/arc.c (arc_final_prescan_insn): Likewise.
4950 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4951 * h8300/h8300.c (notice_update_cc): Likewise.
4952 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4953 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4954 * mn10200/mn10200.c (notice_update_cc): Likewise.
4955 * mn10300/mn10300.c (notice_update_cc): Likewise.
4956 * romp/romp.c (update_cc): Likewise.
4957 * sparc/sparc.c (check_pic): Likewise.
4958 * v850/v850.c (notice_update_cc): Likewise.
4960 * genemit.c (main): Don't declare recog_operand.
4962 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4964 * ggc.h (rtvec_def): Forward declare.
4965 (tree_node): Likewise.
4968 (ggc_set_mark_rtx): Add prototype.
4969 (ggc_set_mark_rtvec): Likewise.
4970 (ggc_set_mark_tree): Likewise.
4971 * ggc-simple.c (ggc_root): Don't define.
4972 (roots): Don't declare.
4973 (ggc_mark_rtx): Remove.
4974 (ggc_mark_rtvec): Likewise.
4975 (ggc_mark_tree): Likewise.
4976 (ggc_mark_varray): Likewise.
4977 (ggc_mark_tree_hash_table_entry): Likewise.
4978 (ggc_mark_tree_hash_table): Likewise.
4979 (ggc_set_mart_rtx): New function.
4980 (ggc_set_mark_rtvec): Likewise.
4981 (ggc_set_mark_tree): Likewise.
4982 (ggc_add_root): Remove.
4983 (ggc_add_rtx_root): Likewise.
4984 (ggc_remove_tree_root): Likewise.
4985 (ggc_add_string_root): Likewise.
4986 (ggc_add_tree_varray_root): Likewise.
4987 (ggc_add_tree_hash_table_root): Likewise.
4988 (ggc_del_root): Likewise.
4989 (ggc_mark_rtx_ptr): Likewise.
4990 (ggc_mark_tree_ptr): Likewise.
4991 (ggc_mark_string_ptr): Likewise.
4992 (ggc_mark_tree_varray_ptr): Likewise.
4993 (ggc_mark_tree_hash_table_ptr): Likewise.
4994 * ggc-common.c: New file.
4995 * Makefile.in (OBJS): Add ggc-common.o.
4996 (ggc-common.o): List dependencies.
4998 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5000 * cppalloc.c (xstrdup): Use memcpy.
5001 * cpperror.c (cpp_print_containing_files): Don't use
5003 * cpplib.c (conditional_skip): Set temp->lineno.
5004 (do_endif): Make error message less obscure.
5005 (if_directive_name): New function.
5006 (cpp_get_token [case EOF]): Unwind the if stack and generate
5007 error messages for each unterminated conditional in this file.
5008 (parse_string): Do not behave differently if -traditional.
5010 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5012 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5013 va_list decomposing to pointer-type.
5014 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5015 (rs6000_va_arg): Likewise.
5017 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5019 * except.c (start_dynamic_handler): Compute size using
5020 STACK_SAVEAREA_MODE.
5022 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5024 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5025 include directory headers. Don't define strrchr. Don't provide
5026 my_* replacement functions. Prefer PTR over `pointer_type'.
5027 Don't prototype system functions. Don't redefine getopt.
5029 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5030 safe_read, safe_write, save_pointers, restore_pointers,
5031 is_id_char, in_system_include_dir, directory_specified_p,
5032 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5033 find_corresponding_lparen, referenced_file_is_newer,
5034 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5035 process_aux_info_file, identify_lineno, check_source,
5036 seek_to_line, forward_to_next_token_char, output_bytes,
5037 output_string, output_up_to, other_variable_style_function,
5038 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5039 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5040 find_static_definition, connect_defs_and_decs, add_local_decl,
5041 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5042 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5043 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5044 scan_for_missed_items, edit_file, string_list_cons): Add static
5046 (standard_exec_prefix, target_machine, target_version,
5047 default_syscalls_dir, string_list, string_list_cons, find_file,
5048 do_cleaning): Constify a char*.
5049 (safe_read, safe_write): Use PTR, not a char*.
5050 (is_id_char): Take an int, not a char.
5051 (main): Add prototype. Call return, not exit.
5053 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5055 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5056 when comparing types.
5058 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5060 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5061 (strength_reduce): Release the varrays from the no-bivs early exit.
5063 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5064 the loop over the registers.
5066 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5068 (restore_tree_status): Check that instead when freeing the obstack.
5070 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5072 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5075 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5077 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5078 operand size modifiers.
5080 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5082 * c-common.c (c_common_nodes_and_builtins): Don't build
5084 * c-common.h (enum c_tree_index and related accesor macros): Remove
5085 everything now declared in tree.h.
5086 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5087 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5088 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5089 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5090 unsigned_type_node, ptr_type_node, va_list_type_node,
5091 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5092 (init_decl_processing): Call build_common_tree_nodes and
5093 build_common_tree_nodes_2 instead of building their nodes here.
5094 Don't add roots for these nodes.
5095 * stor-layout.c (size_zero_node, size_one_node): Delete.
5096 (set_sizetype): Make a new node for bitsizetype each time.
5097 * tree.c (global_trees): New variable.
5098 (init_obstacks): Add a gc root for it.
5099 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5100 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5101 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5102 (build_common_tree_nodes): New function.
5103 (fix_sizetype): New function.
5104 (build_common_tree_nodes_2): New function.
5105 * tree.h (enum tree_index): New.
5106 (global_trees): Declare.
5107 Add accessor macros for all nodes now moved to global_trees.
5108 Delete their declarations.
5110 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5112 * c-decl.c (finish_function): When processing a nested function,
5113 push and pop GC context around rest_of_compilation.
5115 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5117 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5118 Default ix86_arch to PROCESSOR_I386.
5119 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5120 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5121 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5122 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5123 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5124 (EXTRA_SPECS): Remove deleted specs.
5126 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5128 * function.c (assign_stack_local_1): Allocate from
5129 function->x_frame_offset, not frame_offset.
5131 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5133 * ggc.h (lang_cleanup_tree): Remove.
5134 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5135 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5137 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5138 TYPE_LANG_SPECIFIC when garbage collecting.
5139 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5140 (lang_cleanup_tree): Remove.
5142 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5144 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5145 * crtstuff.c: Not here.
5146 * dwarf2out.c: Or here.
5147 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5150 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5152 * function.h (free_after_compilation): Remove decl parameter.
5153 (free_varasm_status0: Likewise.
5154 (free_emit_status): Likewise.
5155 (free_stmt_status): Likewise.
5156 (free_after_compilation): Likewise.
5157 (init_lang_status): New variable.
5158 (free_lang_status): Likewise.
5159 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5160 * function.c (init_lang_status): New variable.
5161 (free_lang_status): Likewise.
5162 (push_function_context_to): Don't set function::decl here.
5163 (free_after_copmilation): Make decl parameter implicit. Call
5164 free_lang_status if defined.
5165 (prepare_function_start): Call init_lang_status if defined.
5166 (init_function_start): Set function::decl here.
5167 * profile.c (output_func_start_profiler): Don't call pushdecl
5168 until we've actually started the function.
5169 * stmt.c (free_stmt_status): Make decl parameter implicit.
5170 * toplev.c (rest_of_compilation): Don't pass decl to
5171 free_after_compilation.
5172 * varasm.c (free_varasm_status): Likewise.
5174 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5176 * except.c (call_get_eh_context): Add root when allocating static
5179 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5181 * arm.c: Include "ggc.h".
5182 (arm_add_gc_roots): New function.
5183 (arm_override_options): Call it.
5184 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5186 * arm.md (define_asm_attributes): Add a pool_range attribute.
5188 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5190 * extend.texi (Volatiles): New node.
5192 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5194 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5195 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5196 (struct ggc_any): Replace `mark' with `magic_mark'.
5197 (ggc_alloc_string): Use memcpy, not bcopy.
5198 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5199 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5200 (ggc_free_any): New.
5201 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5202 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5203 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5204 Use IS_MARKED. Use ggc_free_any.
5206 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5208 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5210 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5212 * toplev.c (main): Always init_ggc.
5214 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5216 * except.c (find_all_handler_type_matches): Free the list if
5217 we found no matches.
5219 * combine.c (SUBST): Break out to a real function do_SUBST.
5220 (SUBST_INT): Likewise.
5221 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5222 (pre_insert): Free `inserted'.
5223 * loop.c (basic_induction_var): Always set `location'.
5225 * function.c (expand_function_end): Add initial_trampoline as a root.
5226 * rtl.h (init_varasm_once): Declare.
5227 * toplev.c (compile_file): Call it.
5228 * ggc-simple.c (ggc_mark_string_ptr): New.
5229 (ggc_add_string_root): New.
5230 (ggc_collect): Disable collection avoidance temporarily.
5231 * ggc.h (ggc_add_string_root): Declare.
5232 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5233 * optabs.c (init_libfuncs): Likewise.
5234 * varasm.c (named_section): Use ggc_alloc_string.
5235 (make_function_rtl): Likewise.
5236 (make_decl_rtl): Likewise.
5237 (assemble_static_space): Likewise.
5238 (assemble_trampoline_template): Likewise.
5239 (output_constant_def): Likewise.
5240 (force_const_mem): Likewise.
5241 (mark_const_hash_entry): New.
5242 (mark_pool_sym_hash_table): New.
5243 (mark_varasm_state): Use it.
5244 (init_varasm_once): New.
5246 * expr.h (init_one_libfunc): Declare.
5247 * optabs.c (init_one_libfunc): New.
5248 (init_optabs): Use it.
5249 * config/gofast.h: Likewise.
5250 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5251 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5253 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5255 * Makefile.in (cppexp.o): Depend on cpphash.h.
5256 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5258 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5259 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5260 redefining poisoned identifiers, etc.
5261 (do_undef): Don't allow poisoned identifiers to be undefined.
5262 (do_pragma): Add #pragma poison.
5263 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5265 * cccp.c: Add T_POISON node type.
5266 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5268 (do_define): Generalise to handle poisoned definitions,
5269 redefining poisoned identifiers, etc.
5270 (do_undef): Don't allow poisoned identifiers to be undefined.
5271 (do_pragma): Add #pragma poison.
5272 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5274 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5275 * c-pragma.h: Add ps_poison state. We now always have generic
5278 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5280 * ggc.h (ggc_alloc): New function.
5281 (ggc_mark): Likewise.
5282 * ggc-simple.c (ggc_any): New structure.
5283 (ggc_status): Add anys.
5284 (n_anys_collected): New variable.
5285 (ggc_alloc): Define.
5286 (ggc_mark): Likewise.
5287 (ggc_collect): Collect the anys.
5289 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5291 * c-decl.c (mark_binding_level): Make static to match prototype.
5293 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5295 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5297 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5299 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5300 will use into account. Expand the max width to 5.
5303 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5305 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5308 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5310 * alpha.md (call value patterns): Remove the result predicates.
5312 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5314 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5317 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5319 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5320 changed from extern char *, to extern PTR. Also fix typo in
5321 NEED_DECLARATION_REALLOC test.
5323 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5325 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5327 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5328 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5329 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5330 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5332 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5334 * cccp.c (pcfinclude): Likewise.
5336 * global.c (allocno_compare): Likewise.
5338 * haifa-sched.c (rank_for_schedule): Likewise.
5340 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5342 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5344 * stupid.c (stupid_reg_compare): Likewise.
5346 * tree.c (_obstack_allocated_p): Likewise.
5348 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5350 1999-09-08 Bruce Korb autogen@linuxbox.com
5352 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5353 why "gperf -F" fails.
5354 * gcc/cp/Makefile.in: ditto
5355 * gcc/Makefile.in: ditto
5356 * gcc/java/Makefile.in: ditto
5358 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5360 * lists.c: Include ggc.h.
5362 (init_EXPR_INSN_LIST_cache): Install it.
5364 * ggc-simple.c (init_ggc): Absorb the old init.
5365 (ggc_push_context): Use xcalloc.
5366 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5367 (ggc_collect): Add [rvts] tags to the collection stats.
5369 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5371 * cccp.c (main): Fix handling of -include and -imacros options.
5373 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5375 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5377 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5379 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5382 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5384 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5385 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5386 and SET_DEST. Update comment.
5388 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5390 * config/c4x/c4x.c: Include ggc.h.
5391 (c4x_add_gc_roots): New function.
5392 (c4x_override_options): Call c4x_add_gc_roots.
5394 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5396 * defaults.h (TARGET_ESC): Move ...
5397 * system.h: ... here, where Linas had it in the first place. Silly me.
5399 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5401 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5402 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5403 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5404 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5405 * defaults.h (TARGET_ESC): Add default.
5407 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5409 * configure.in: add i370-*-openedition, i370-*-mvs and
5410 i370-*-linux targets
5412 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5414 * dsp16xxx.c: Include ggc.h
5415 (override_options): Mark GC roots.
5416 * mn10200.c: Include ggc.h.
5417 (asm_file_start): Mark GC roots.
5418 * tahoe.c: Include ggc.h.
5419 (extensible_operand): Mark GC roots.
5421 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5423 * README: Add section discussing status of ELF ABI.
5424 * i370.c: Fix misc spelling mistakes.
5425 (i370_label_scan): Updated notes, exception handling.
5426 (i370_function_prolog): Simplify ELF stack handling.
5427 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5428 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5429 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5430 * i370.md: (movdi): Add notes.
5431 (floatsidf2): Use stack not rtca for scratch float area.
5432 (iorsi3): Correct operand constraints.
5433 * x-oe: Restore TAROUTOPTS which are used by pax.
5435 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5437 * rs6000.c: Include ggc.h.
5438 (rs6000_add_gc_roots): New function.
5439 (override_options): Call it.
5441 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5443 * alpha.h (alpha_compare): New.
5444 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5445 * alpha.c: Likewise for the definitions.
5446 (alpha_emit_conditional_branch): Update for alpha_compare.
5447 (alpha_emit_conditional_move): Likewise.
5448 * alpha.md (cmpdf, cmpdi): Likewise.
5449 (setcc patterns): Likewise. Zero alpha_compare after use.
5450 (sne): Optimize (x != 0) into (0U < x).
5452 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5454 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5455 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5456 (INIT_EXPANDERS): Remove.
5457 * alpha.c: Include ggc.h.
5458 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5459 (alpha_init_machine_status, alpha_mark_machine_status): New.
5460 (override_options): Install them.
5461 (struct machine_function): Moved to alpha.h.
5462 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5463 (alpha_init_expanders): Remove.
5464 (alpha_return_addr): Adjust to use current_function->machine.
5465 (alpha_ra_ever_killed): Likewise.
5466 (alpha_expand_epilogue): Likewise.
5467 * alpha.md (eh_epilogue): Likewise.
5469 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5470 Melissa O'Neill <oneill@cs.sfu.ca>
5471 Geoffrey Keating <geoffk@cygnus.com>
5473 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5474 call-used registers (call-saved registers must still be contiguous
5475 and end with r31, of course).
5477 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5479 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5480 (self_promoting_type_p): Delete.
5481 (self_promoting_args_p): Move ...
5482 * c-common.c: ... here.
5483 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5484 (simple_type_promotes_to): New.
5485 * builtins.c (lang_type_promotes_to): New.
5486 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5487 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5488 * c-common.h: ... here.
5489 (self_promoting_args_p, simple_type_promotes_to): Declare.
5490 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5491 (grokdeclarator): Likewise.
5492 * tree.h (lang_type_promotes_to): Declare.
5494 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5496 Add some machine-dependent GC roots.
5497 * sparc.c: Include ggc.h.
5498 (sparc_add_gc_roots): New function.
5499 (mark_ultrasparc_pipeline_state): Likewise.
5500 (override_options): Call sparc_add_gc_roots.
5501 * pa.c: Include ggc.h.
5502 (pa_add_gc_roots): New function.
5503 (mark_deferred_plabels): Likewise.
5504 (override_options): Call pa_add_gc_roots.
5505 * mips.c: Include ggc.h.
5506 (mips_add_gc_roots): New function.
5507 (override_options): Use it.
5509 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5511 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5513 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5514 cpp_parse_expr): Add static prototypes.
5515 (parse_charconst): Don't cast away const-ness.
5516 (token): Constify a char*.
5518 * cppfiles.c (file_name_list, include_hash, find_include_file,
5519 finclude, initialize_input_buffer): Constify a char*.
5520 (file_cleanup, find_position): Add static prototypes.
5522 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5523 collect_expansion): Add static prototypes.
5524 (cpp_install, create_definition, monthnames): Constify a char*.
5526 * cpphash.h (cpp_install): Likewise.
5528 * cppinit.c (known_suffixes, default_include,
5529 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5530 (base_name, dump_special_to_buffer, initialize_dependency_output):
5531 Add static prototypes.
5533 * cpplib.c (my_strerror): Constify a char*.
5534 (null_underflow, null_cleanup, skip_comment, copy_comment,
5535 copy_rest_of_line, handle_directive, pass_thru_directive,
5536 get_directive_token, read_line_number, cpp_print_file_and_line,
5537 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5538 v_cpp_warning_with_line, detect_if_not_defined,
5539 consider_directive_while_skipping): Add static prototypes.
5540 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5541 cpp_pedwarn_with_file_and_line): Constify a char*.
5543 * cpplib.h (cpp_options, include_hash, progname, definition,
5544 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5545 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5546 find_include_file, deps_output, include_hash): Constify a char*.
5548 * cppmain.c (progname): Constify.
5549 (main): Add prototype. Use return, not exit.
5551 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5552 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5553 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5554 check_protection): Add static prototype.
5556 (progname, recognized_macrom, recognized_extern): Constify a char*.
5557 (main): Add prototype.
5559 * gen-protos.c (progname): Constify a char*.
5561 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5563 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5564 (init_emit_once): Add more GC roots.
5565 * except.c (mark_func_eh_entry): New function.
5566 (mark_eh_node): Mark false_label and rethrow_label.
5567 (init_eh): Add more GC roots.
5568 * function.c (free_after_compilation): Take decl as a paramter.
5569 Call free_stmt_status.
5570 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5572 * function.h (free_after_compilation): Change prototype.
5573 (free_varasm_status): Likewise.
5574 (free_emit_status): Likewise.
5575 (free_stmt_status): New function.
5576 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5577 Remove, replacing with ...
5578 (ggc_status): New structure.
5579 (ggc_chain): New variable.
5581 (ggc_push_context): New function.
5582 (ggc_pop_context): Likewise.
5583 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5584 (ggc_alloc_rtvec): Likewise.
5585 (ggc_alloc_tree): Likewise.
5586 (ggc_alloc_string): Likewise.
5587 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5588 (ggc_mark_tree): Give language-dependent code a chance to mark
5590 (ggc_mark_tree_varray): Handle empty arrays.
5591 (ggc_collect): Adjust for use of ggc_chain. Clear
5592 bytes_alloced_since_last_gc.
5593 * ggc.h (ggc_pop_context): New function.
5594 (ggc_push_context): Likewise.
5595 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5596 * stmt.c (free_stmt_status): New function.
5597 (init_stmt_for_function): Clear last_expr_value.
5598 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5599 Conditionalize call to ggc_collect.
5600 (main): Call init_ggc.
5601 * tree.c (push_obstacks): Do the push, even when GC'ing.
5602 (push_obstacks_nochange): Likewise.
5603 (pop_obstacks): Liekwise.
5604 * varasm.c (free_varasm_status): Take decl as a parameter.
5606 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5608 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5609 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5610 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5611 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5613 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5615 * pa/x-pa-mpeix: New file for the MPE port.
5617 * pa/quadlib.asm: New file for long double support.
5619 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5620 * configure: Rebuilt.
5622 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5624 * final.c (shorten_branches): Fix last change.
5626 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5628 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5630 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5632 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5635 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5637 * c-aux-info.c (concat): Don't define.
5639 * cccp.c (my_strerror): Likewise. All callers changed to use
5641 (do_include): Call xstrdup, not xmalloc/strcpy.
5642 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5643 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5645 * collect2.c (my_strsignal): Likewise. All callers changed to use
5647 (locatelib): Call xstrdup, not xmalloc/strcpy.
5649 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5651 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5653 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5655 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5657 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5659 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5661 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5663 (find_all_handler_type_matches): Likewise. Don't check return
5665 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5666 xmalloc, not malloc.
5667 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5669 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5670 (init_spec): Call xcalloc, not xmalloc/bzero.
5671 (set_spec): Call xstrdup, not save_string.
5672 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5673 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5674 (process_command): Call xstrdup, not save_string.
5675 (main): Call xcalloc, not xmalloc/bzero.
5677 * gcov.c (xmalloc): Don't define.
5678 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5679 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5680 (output_data): Call xcalloc, not xmalloc/bzero.
5682 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5684 * mips-tdump.c (xmalloc): Don't define.
5685 (print_symbol): Call xmalloc, not malloc.
5686 (read_tfile): Call xcalloc, not calloc.
5688 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5689 Don't define. All callers of xfree/my_strsignal changed to use
5690 free/strsignal instead.
5691 (allocate_cluster): Call xcalloc, not calloc.
5693 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5694 Fix memory leak, free allocated memory.
5696 * prefix.c (translate_name): Call xstrdup, not save_string.
5697 (update_path): Likewise.
5699 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5701 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5702 Don't define. Callers of xfree/savestring2 changed to use
5703 free/concat instead.
5705 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5706 (init_elim_table): Likewise.
5708 * resource.c (init_resource_info): Likewise.
5710 * stupid.c (stupid_life_analysis): Likewise.
5712 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5713 (open_dump_file): Call concat, not xmalloc/strcpy/...
5714 (clean_dump_file): Likewise.
5715 (compile_file): Call xstrdup, not xmalloc/strcpy.
5717 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5719 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5720 * v850.c (v850_va_arg): New.
5722 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5724 * haifa-sched.c: Tidy comments.
5726 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5728 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5729 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5730 $(out_object_file)): Depend on ggc.h.
5731 * c-common.c: Include "ggc.h".
5732 (combine_strings): If doing GC, use ggc_alloc_string.
5733 * c-decl.c: Include "ggc.h".
5734 (ggc_p): Define with value 0.
5735 (mark_binding_level): New function.
5736 (init_decl_processing): Add GC roots.
5737 (mark_c_function_context): New function.
5738 (lang_mark_false_label_stack): New function.
5739 (lang_mark_tree): New function.
5740 (lang_cleanup_tree): New function.
5741 * c-lang.c: Include "ggc.h".
5742 (lang_init): Call c_parse_init.
5743 * c-lex.c: Include "ggc.h".
5744 (check_linenum): If doing GC, don't copy filenames to permanent
5746 * c-parse.in: Include "ggc.h".
5747 (c_parse_init): New function.
5748 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5749 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5751 * except.c (mark_eh_state): Mark more state.
5752 * function.c (mark_function_state): Likewise.
5753 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5754 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5755 * toplev.c (mark_file_stack): New function.
5756 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5757 (main): Add root for input_file_stack.
5759 * i386.c: Include "ggc.h".
5760 (ix86_mark_machine_status): New function.
5761 (override_options): Set mark_machine_status.
5763 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5765 * tree.c (copy_node): Copy node contents also if doing GC.
5767 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5769 * collect2.c (scan_libraries): Fix double-thinko :-).
5771 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5773 * collect2.c (scan_libraries): Fix thinko.
5775 * cse.c (delete_trivially_dead_insns): Do not skip the last
5776 insn if it is a real insn.
5778 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5780 * Makefile.in (ggc-simple.o): Depend on hash.h.
5781 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5782 (ggc_mark_tree_varray): Likewise.
5783 (ggc_mark_tree_hash_table): Likewise.
5784 * ggc-simple.c: Include hash.h.
5785 (ggc_mark_tree_hash_table_ptr): New function.
5786 (ggc_mark_tree_hash_table_entry): Likewise.
5787 (ggc_mark_tree_hash_table): Likewise.
5788 (ggc_add_tree_hash_table_root): Likewise.
5789 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5790 rtx, when defining fields.
5792 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5794 * profile.c (output_func_start_profiler): Remove apparently
5795 nonsensical call to start_sequence.
5797 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5799 * clipper/clipper.c (clipper_va_start): Fix typos.
5801 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5802 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5803 (spur_va_arg): New stub.
5805 * configure.in: Comment out pyramid.
5807 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5809 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5810 don't conflict with the bits that win32, cygwin, and dgux
5813 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5814 Bernd Schmidt <bernds@cygnus.co.uk>
5816 * integrate.c (function_cannot_inline_p): Do not inline
5817 functions with forced labels.
5819 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5820 Bernd Schmidt <bernds@cygnus.co.uk>
5821 Mark Mitchell <mark@codesourcery.com>
5823 * Makefile.in (ggc-simple.o): Depend on varray.h.
5824 (rtl.o): Depend on ggc.h.
5825 (genattrtab.o): Depend on ggc.h.
5826 (print-tree.o): Likewise.
5827 (fold-const.o): Likewise.
5828 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5829 (make_insn_raw): Don't cache insns when GC'ing.
5830 (emit_insn_before): Likewise.
5831 (emit_insn_after): Likewise.
5832 (emit_insn): Likewise.
5833 (start_sequence): Use xmalloc to allocate the sequence_stack.
5834 (end_sequence): Add free to free it.
5835 (gen_sequence): Don't cache insns when GC'ing.
5836 (clear_emit_caches): Don't use sequence_element_free_list.
5837 (init_emit): Use xcalloc, not xmalloc+bzero.
5838 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5839 * function.c (pop_function_context_from): Use free to free the
5840 fixup_var_refs_queue.
5841 (put_reg_into_stack): Allocate it with xmalloc.
5842 * genattrtab.c: Include ggc.h.
5843 (operate_exp): Don't use obstack_free when GC'ing.
5844 (simplify_cond): Likewise.
5845 (simplify_text_exp): Likewise.
5846 (optimize_attrs): Likewise.
5847 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5849 (gencode): Generate a #include for ggc.h.
5850 * ggc-callbacks.c (ggc_p): Define it to zero.
5851 * ggc-none.c (ggc_p): Likewise.
5852 * ggc-simple.c: Include varray.h.
5853 (ggc_mark_tree_varray): New function.
5854 (ggc_add_tree_varray_root): Likewise.
5855 (ggc_mark_tree_varray_ptr): Likewise.
5856 * ggc.h (ggc_p): Declare.
5857 (varray_head_tag): Likewise.
5858 (ggc_add_tree_varray_root): Declare.
5859 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5860 inconsistencies when GC'ing.
5861 * rtl.c: Include ggc.h.
5862 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5863 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5864 (rtx_free): Don't call obstack_free when GC'ing.
5865 * toplev.c (rest_of_compilation): Call ggc_collect after every
5867 * tree.c (push_obstacks): Do nothing, if GC'ing.
5868 (pop_obstacks_nochange): Likewise.
5869 (pop_obstacks): Likewise.
5870 (make_node): Use ggc_alloc_tree when GC'ing.
5871 (copy_node): Likewise.
5872 (get_identifier): Use ggc_alloc_string when GC'ing.
5873 (build_string): Likewise.
5874 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5875 (tree_cons): Likewise.
5877 (type_hash_canon): Don't call obstack_free when GC'ing.
5879 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5881 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5882 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5884 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5885 Bernd Schmidt <bernds@cygnus.co.uk>
5886 Mark Mitchell <mark@codesourcery.com>
5888 * Makefile.in (stor-layout.o): Depend on ggc.h.
5889 (expr.o): Depend on ggc.h.
5890 (profile.o): Depend on ggc.h.
5891 (stor-layout.o): Depend on ggc.h.
5892 * emit-rtl.c (init_emit_once): Add gc roots.
5893 * expr.c: Include ggc.h.
5894 (emit_block_move): Add gc roots.
5895 (clear_storage): Likewise.
5896 * expr.h (init_stor_layout_once): New function.
5897 * profile.c: Include ggc.h.
5898 (init_arc_profiler): profiler_label is a root.
5899 * scan.c (make_sstring_space): Trust xrealloc to function
5900 correctly with first parameter NULL.
5901 * stor-layout.c: Include ggc.h.
5902 (set_sizetype): Add gc root.
5903 (init_stor_layout_once): New function.
5904 * toplev.c (compile_file): Call it.
5906 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5907 Bernd Schmidt <bernds@cygnus.co.uk>
5908 Mark Mitchell <mark@codesourcery.com>
5910 * Makefile.in (tree.o): Depend on ggc.h.
5911 (varasm.o): Likewise.
5912 (function.o): Likewise.
5914 (except.o): Likewise.
5915 (optabs.o): Likewise.
5916 (emit-rtl.o): Likewise.
5917 * emit-rtl.c: Include ggc.h.
5918 (sequence_element_free_list): Remove, and all references.
5919 (mark_sequence): New functions.
5920 (mark_emit_state): New function.
5921 * except.c: Include ggc.h.
5922 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5923 (mark_tree_label_node): New functions.
5924 (mark_eh_state): New function.
5925 * function.c: Include ggc.h.
5926 (mark_temp_slot, mark_function_chain): New functions.
5927 (mark_function_state): New function.
5928 (init_function_once): New function.
5929 * function.h (init_function_once): New function.
5930 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5931 * ggc.h (label_node): Declare.
5932 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5933 (lang_mark_false_label_stack): New function.
5934 (mark_temp_slot): Remove declaration.
5935 (mark_function_chain): Likewise.
5936 (mark_eh_state): Adjust prototype.
5937 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5939 * optabs.c: Include ggc.h.
5940 (mark_optab): New function.
5941 (init_optabs): Add gc roots.
5942 * stmt.c: Include ggc.h.
5943 (mark_cond_nesting, mark_loop_nesting): New functions.
5944 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5945 (mark_stmt_state): New function.
5946 * toplev.c (compile_file): Call init_function_once.
5947 * tree.c: Include ggc.h.
5948 (type_hash): Move declaration earlier in file.
5949 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5950 (init_obstacks): Add gc roots.
5951 (mark_type_hash): New function.
5952 * varasm.c: Include ggc.h.
5953 (mark_pool_constant): New function.
5954 (mark_varasm_state): New function.
5956 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5958 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5960 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5962 * c-decl.c (struct language_function): Renamed from struct c_function.
5964 (c_function_chain): Delete.
5965 (push_c_function_context): New arg F. Don't warn about nested
5966 functions here. Fill LANGUAGE elt of F. Delete code to update
5967 c_function_chain. Don't call push_function_context.
5968 (pop_c_function_context): New arg F. Restore from there instead of
5969 from c_function_chain. Don't call pop_function_context. Clear out
5970 LANGUAGE field of F when done.
5971 * c-lang.c: Include "function.h"
5972 (lang_init): Initialize save_lang_status and restore_lang_status.
5973 * c-parse.in (nested_function, nested_function_notype): Warn about
5974 nested functions. Call push_function_context/pop_function_context
5975 instead of the _c_ variants.
5976 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5978 * Makefile.in (c-lang.o): Update dependencies.
5980 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5981 regno_pointer_flag, regno_pointer_align.
5982 (gen_reg_rtx): Use xrealloc to enlarge them.
5983 (free_emit_status): New function.
5984 * function.c (mark_machine_status, mark_lang_status): New variables.
5985 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5986 in some bits from assign_stack_local. All callers changed to use new
5988 (assign_stack_local): Just call assign_stack_local_1.
5989 (free_after_compilation): New function.
5990 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5991 (trampoline_address): Likewise.
5992 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5993 (prepare_function_start): Explicitly clear some more variables.
5994 * function.h (struct function): New elt can_garbage_collect.
5995 (mark_machine_status, mark_lang_status): Declare variables.
5996 (free_after_compilation, free_emit_status, free_varasm_status,
5997 init_varasm_status): Declare functions.
5998 * toplev.c (rest_of_compilation): Call free_after_compilation when
5999 done with the current function.
6000 * varasm.c (free_varasm_status): New function.
6002 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6004 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6005 (EXPAND_BUILTIN_VA_ARG): Define.
6006 * sparc.c (sparc_va_start): New.
6007 (sparc_va_arg): New.
6009 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6011 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6013 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6015 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6017 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6019 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6021 (ggc-callbacks.o): New target.
6022 * ggc-callbacks.c: New file.
6024 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6026 * expr.h: Collapse individual optab and libfunc vars to arrays.
6027 (optab_index, libfunc_index): New enumerations.
6028 (optab_table, libfunc_table): New arrays.
6029 Add accessor macros for both.
6031 * optabs.c (optab_table, libfunc_table): New.
6032 Delete declarations for individual optab and libfunc vars.
6034 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6036 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6038 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6040 * Makefile.in (GGC, GGC_LIB): New.
6041 (HOST_RTL): Include ggc-none.o.
6042 (ggc-simple.o): New target.
6043 (ggc-none.o): Likewise.
6044 * tree.h (tree_common): Add gc_mark.
6045 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6046 (struct rtvec_def): Add gc_mark.
6047 * emit-rtl.c (global_rtl): Update static initializers to contain
6048 enough initializers.
6049 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6050 * toplev.c (gc_time): New variable.
6051 (all_time): New variable.
6052 (compile_file): Print gc time.
6053 (print_time): Calculate percentage of the whole.
6055 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6057 Change obstack memory management and varasm constant pool handling so
6058 that nested functions are treated like any other functions.
6059 * function.c (init_machine_status): New variable.
6060 (push_function_context_to): Set contains_functions for the outer
6061 function. Don't call save_varasm_status.
6062 (pop_function_context_from): Don't call restore_varasm_status. Don't
6063 set current_function_contains_functions.
6064 (prepare_function_start): Call init_varasm_status rather than
6065 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6067 * function.h (struct function) Add field varasm. Delete fields
6068 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6069 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6070 (init_machine_status): Declare.
6071 (save_varasm_status, restore_varasm_status): Delete declarations.
6072 (save_tree_status, restore_tree_status): Delete last argument.
6073 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6074 code. All callers changed.
6075 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6076 save_constants_in_decl_trees, restore_constants, save_constants,
6077 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6079 (inlining): New variable.
6080 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6081 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6083 (save_for_inline_nocopy): Don't save constants.
6084 Don't set inl_emit field in current_function.
6085 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6086 function. Set new variable inlining before
6087 calling copy_rtx_and_substitute.
6088 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6089 constant pool references if inlining is nonzero.
6090 Delete ADDRESS and (most of the) CONST cases.
6091 (output_inline_function): Save and restore current_function/
6092 current_function_decl. Delete restore_constants code. Don't call
6093 init_const_rtx_hash_table.
6094 * output.h (init_const_rtx_hash_table): Don't declare.
6095 * rtl.h (struct function): Declare.
6096 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6097 * toplev.c (rest_of_compilation): Don't treat nested functions or
6098 functions containing them specially. Delete all code to deal with
6099 save_for_inline_copying.
6100 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6101 inline_obstacks): Delete variables.
6102 (save_tree_status): Lose arg CONTEXT. All callers changed.
6103 Simply allocate a new function_maybepermanent_obstack for the new
6104 function, delete all the special cases.
6105 Don't save inline_obstacks.
6106 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6107 Delete special handling for function_maybepermanent_obstack; simply
6109 Don't restore inline_obstacks.
6110 (permanent_allocation): Delete code that frees inline_obstacks.
6111 (print_inline_obstack_statistics): Delete function.
6112 (dump_tree_statistics): Don't call it.
6113 * varasm.c (struct varasm_status): New.
6114 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6115 last_pool, pool_offset, const_double_chain): Delete global
6116 variables, replace with accessor macros.
6117 (immed_double_const): Don't walk const_double_chain outside a
6118 function, but don't treat nested functions specially anymore.
6119 (immed_real_const_1): Likewise.
6120 (clear_const_double_mem): Don't treat nested functions specially.
6121 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6122 (save_varasm_status, restore_varasm_status): Delete functions.
6123 (init_varasm_status): New function.
6124 (force_const_mem): Don't treat nested functions specially.
6125 (find_pool_constant): Accept new arg F, search for constants in
6126 that function's pool rather than the current one. All callers
6128 (get_pool_constant_for_function, get_pool_mode_for_function): New
6131 * i386.c (init_386_machine_status): New function, mostly from
6132 clear_386_stack_locals.
6133 (struct machine_functions): Rename element names to avoid name
6135 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6136 macros, replacing global variables.
6137 (clear_386_stack_locals, save_386_machine_status,
6138 restore_386_machine_status): Delete functions.
6139 (override_options): Initialize init_machine_status.
6140 * i386.h (INIT_EXPANDERS): Delete macro.
6141 (save_386_machine_status, restore_386_machine_status,
6142 clear_386_stack_locals): Delete declarations.
6144 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6146 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6147 (doloop_begin): Simplify pattern and use emit_jump_insn.
6148 (doloop_end): Simplify pattern, switch operand order,
6149 and use emit_jump_insn.
6151 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6153 * function.h (struct function): Add new element LANGUAGE.
6154 (save_lang_status): Declare new variable.
6155 (restore_lang_status): Likewise.
6156 * function.c (save_lang_status): Define.
6157 (restore_lang_status): Likewise.
6158 (push_function_context_to): Call language-specific save function.
6159 (pop_function_context_from): Call language-specific restore function.
6161 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6163 * i386.md (movsf_1): Check REG_P before use of REGNO.
6164 (movdf_1): Likewise.
6165 (movxf_1): Likewise.
6166 (extendsfdf2): Likewise.
6167 (extendsfxf2): Likewise.
6168 (extenddfxf2): Likewise.
6170 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6172 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6173 constants into memory.
6174 (c4x_shiftable_constant): New function.
6175 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6176 (c4x_shiftable_constant): Declare.
6177 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6178 ashlqi3_noclobber): Add new patterns and associated splitters.
6180 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6182 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6183 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6184 * final.c (shorten_branches): Likewise.
6185 * global.c (global_alloc): Likewise.
6186 * haifa-sched.c (build_control_flow): Likewise.
6187 * stmt.c (check_for_full_enumeration_handling): Likewise.
6188 (estimate_case_costs): Likewise.
6190 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6192 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6194 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6196 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6197 (recompute_reg_usage): Likewise.
6198 * rtlanal.c (find_regno_fusage): Likewise.
6200 * rtl.c (rtl_check_failed_code1): New function.
6201 (rtl_check_failed_code2): New.
6202 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6203 (RTL_CHECKC1, RTL_CHECKC2): New.
6204 (XC*): New accessor macros.
6205 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6206 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6207 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6208 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6209 (TRAP_*, RANGE_INFO_*): Likewise.
6211 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6213 * Makefile.in (tlink.o): Don't depend on toplev.h.
6215 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6216 output_file, nm_file_name, ldd_file_name, strip_file_name,
6217 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6218 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6219 fork_execute, maybe_unlink, add_to_list,
6220 extract_init_priority, write_list, dump_list,
6221 dump_prefix_list, write_list_with_asm, write_c_file,
6222 write_c_file_stat, write_c_file_glob, scan_prog_file,
6223 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6224 ignore_library, extract_string, notice, dump_file, target_machine,
6225 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6226 read_file, print_load_command): Constify a char*.
6227 (fdopen, error, fatal, fatal_perror): Don't prototype.
6228 (my_strerror): Remove. All callers use xstrerror instead.
6229 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6230 (main): Add prototype. Constify lots of char* ptrs. Change calls
6231 to xcalloc/strcpy/strcat/... to one call to concat.
6232 (main, scan_prog_file, scan_libraries): Use an intermediate
6233 `const char **' to build an argv array.
6234 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6236 * collect2.h (collect_execute, collect_wait, dump_file,
6237 file_exists): Constify a char*.
6238 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6239 temporary_firstobj, vflag, debug): Add extern declarations.
6240 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6242 * tlink.c: Don't include toplev.h.
6243 (vflag, debug, ldout, c_file_name, temporary_obstack,
6244 permanent_obstack, temporary_firstobj): Don't declare.
6245 (tlink_execute, frob_extension, symbol_hash_lookup,
6246 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6247 recompile_files, read_repo_files, demangle_new_symbols,
6248 scan_linker_output): Constify a char*.
6249 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6250 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6252 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6254 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6255 (relative) rather than jsr (absolute) subroutine call insns.
6256 * config/m68k/m68k-coff.h: Ditto.
6258 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6260 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6261 now rework these too.
6262 (arm_reorg): If an insn can't reach the end of the current pool,
6263 ensure that we emit that pool before the insn.
6265 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6267 * tlink.c (scan_linker_output): Skip the initial underscore in
6268 a mangled name if appropriate.
6270 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6272 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6273 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6274 error_with_ivar, gen_declarator, create_builtin_decl,
6275 my_build_string, generate_descriptor_table, generate_ivars_list,
6276 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6277 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6278 dump_base_name, lang_decode_option, build_encode_expr,
6279 start_class, finish_class, encode_pointer, really_start_method,
6280 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6282 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6283 Add static prototypes.
6284 (build_objc_string_decl, build_selector_reference_decl,
6285 encode_bitfield, build_class_reference_decl): Remove unused
6286 parameter, all callers changed.
6287 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6288 (objc_printable_name): Likewise. Change second parameter to type int.
6289 (init_objc): Use memcpy, not bcopy, to avoid casts.
6291 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6293 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6294 reg notes on a deleted insn.
6295 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6297 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6299 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6301 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6303 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6306 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6308 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6309 * tm.texi (MD_ASM_CLOBBERS): Document it.
6311 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6313 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6314 * except.c (expand_rethrow): Remove unused variable.
6315 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6316 * flow.c (replace_insns): Likewise.
6317 (create_edge_list, verify_edge_list): Likewise.
6318 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6320 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6321 is special code to run.
6322 (main): Don't define operands to emit_operand.
6323 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6325 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6327 * alpha/alpha.h (normal_memory_operand): Declare.
6328 (reg_no_subreg_operand): Declare.
6329 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6331 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6333 * c-parse.in (compstmt_primary_start): New, broken out of first
6334 part of compstmt handling in primary.
6335 (primary): Use it. Add an error clause.
6336 (compstmt_nostart): Renamed from compstmt; remove all
6337 initial invocations of compstmt_start.
6340 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6342 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6345 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6347 * combine.c (simplify_shift_const): Remove extra semicolon.
6348 * dwarf2out.c (remove_AT): Likewise.
6349 * expmed.c (expand_mult): Likewise.
6350 * gcov.c (create_program_flow_graph): Likewise.
6351 * reorg.c (mostly_true_jump): Likewise.
6353 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6355 * fold-const.c (fold_range_test): Do not try to fold the range
6356 test if the rhs or lhs has side effects.
6358 * combine.c (simplify_rtx): Recognize another case of a synthesized
6361 * varasm.c (mark_constant_pool): When marking indirect references,
6362 only look at SYMBOL_REFs.
6364 * except.c (expand_fixup_region_end): Do not peek at
6365 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6367 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6369 * flags.h: New variables align_loops, align_loops_log,
6370 align_jumps, align_jumps_log, align_labels, align_labels_log,
6371 align_functions, align_functions_log.
6372 * toplev.c: Define them.
6373 (f_options): Handle -falign-* when they have no argument.
6374 (main): Add logic to set variables for -falign-functions,
6375 -falign-jumps, -falign-labels, -falign-loops.
6376 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6377 (display_help): Change help to match options.
6378 * final.c (LABEL_ALIGN): Default to align_labels_log.
6379 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6380 (LOOP_ALIGN): Default to align_loops_log.
6381 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6382 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6383 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6384 * varasm.c (assemble_start_function): Handle align_functions.
6386 * config/sparc/sparc.h: Don't declare sparc_align_*.
6387 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6388 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6390 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6392 * config/sparc/sparc.c: Delete sparc_align_loops,
6393 sparc_align_jumps, sparc_align_funcs and the corresponding string
6395 (sparc_override_options): Default align_functions on ultrasparc.
6396 Delete -malign-* handling.
6398 * config/mips/mips.c (override_options): On 64-bit targets,
6399 try to align code to 64-bit boundaries.
6400 (print_operand): New substitution, %~,
6401 which aligns labels to align_labels_log.
6402 * config/mips/mips.md (div_trap_normal): Use %~.
6403 (div_trap_mips16): Likewise.
6408 (ashldi3_internal): Likewise.
6409 (ashrdi3_internal): Likewise.
6410 (lshrdi3_internal): Likewise.
6411 (casesi_internal): Likewise.
6413 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6415 Merge new ia32 backend from the branch!
6417 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6418 See ChangeLog.P2 on new_ia32_branch for details.
6420 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6421 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6422 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6423 * i386/gas.h (ASM_FILE_START): Define.
6424 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6425 for name change of ix86_valid_decl_attribute_p.
6426 (i386_pe_valid_type_attribute_p): Similarly.
6428 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6430 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6431 to step through CC modes.
6433 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6435 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6436 it would end up in the shadow of a live flags regsiter.
6438 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6440 * reload1.c: Fix many indentation problems.
6441 * reload.c: Likewise.
6443 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6445 * alias.c (non_local_reference_p): Constify fmt.
6447 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6449 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6451 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6453 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6454 the internal_arg_pointer.
6456 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6458 Merge peephole2 from new_ia32_branch:
6459 * Makefile.in (STAGESTUFF): Add *.peephole2.
6460 (mostlyclean): Likewise.
6461 (recog.o): Depend on resource.h.
6463 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6464 (final_scan_insn): Likewise for the invocation of peephole.
6465 * genconfig.c (main): Look for peephole and peephole2 patterns.
6466 Emit HAVE_peephole* accordingly.
6467 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6468 * flags.h (flag_peephole2): Declare.
6469 * toplev.c: New pass peephole2. New flag -fpeephole2.
6471 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6472 * gencodes.c (main): Likewise.
6473 * genextract.c (main): Likewise.
6474 * genoutput.c (main): Likewise.
6475 * genemit.c (max_operand_1): Look for the max scratch operand.
6476 (gen_rtx_scratch): New.
6477 (gen_exp): Use it, and pass on new arg subroutine_type.
6478 (gen_expand): Take max scratch into account.
6479 (gen_split): Emit peephole2 functions.
6480 (output_peephole2_scratch): New.
6481 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6482 * genrecog.c (routine_type): Add PEEPHOLE2.
6484 (make_insn_sequence): Match outer parallel for peep2. Discard
6485 top level scratches and dups.
6486 (add_to_sequence): New args insn_type and top. Update all callers.
6487 Handle toplevel peep2 matching insns.
6488 (write_subroutine): Handle peep2.
6489 (write_tree_1): Likewise.
6490 (write_tree): Likewise.
6492 (change_state): New arg afterward. Update all callers.
6493 Handle matching separate insns.
6494 * recog.c (recog_next_insn): New.
6495 (peephole2_optimize): New.
6496 * rtl.def (DEFINE_PEEPHOLE2): New.
6497 * resource.c (find_free_register): New argument last_insn. Use it
6498 to find a register available through the entire span.
6499 * resource.h (find_free_register): Update prototype.
6501 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6503 * i386.c (output_strlen_unroll): Don't write xops[7]
6504 label if it wasn't set.
6506 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6508 * cpplib.c (struct directive): Const-ify name pointer and
6509 function pointer prototype.
6510 (validate_else, do_define, do_line, do_include, do_undef,
6511 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6512 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6513 do_warning): Const-ify second arg.
6514 (directive_table): Mark const. Reorder entries by frequency
6515 of usage, record statistics.
6517 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6519 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6520 bounds- check RTL accesses if --enable-checking.
6521 (RTVEC_ELT): Bounds check if --enable-checking.
6522 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6523 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6524 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6526 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6527 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6529 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6530 (NOTE_SOURCE_FILE): Use X0STR.
6531 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6532 MEM_ALIAS_SET): Use X0INT.
6533 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6534 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6536 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6537 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6538 (rtl_check_failed_bounds, rtl_check_failed_type1,
6539 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6541 (fancy_abort): Fix comment.
6543 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6544 (cse_insn): Decrement LABEL_NUSES for jump target before
6546 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6547 * final.c (alter_subreg): Compute regno before changing x to
6548 REG; set REGNO(x) after changing it.
6549 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6550 notes containing CONST_INTs.
6551 (delete_eh_regions): Use NOTE_EH_HANDLER.
6552 * function.c (put_reg_into_stack): Make reg a MEM before
6554 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6556 (gen_mem_addressof): Make reg a MEM before initializing it.
6557 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6559 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6560 deleting an insn, not after.
6561 (block_alloc): Only look at PATTERN(insn) if we have to, and
6562 only if it's format class 'i'.
6563 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6564 CONST_INT before using its INTVAL.
6565 * print-rtl.c (print_rtx): Use X0STR.
6566 * regmove.c (fixup_match_1): Don't look at PATTERN of
6567 non-class-'i' insn chain elements.
6568 * reload.c (loc_mentioned_in_p): Take address of
6569 in->fld[1].rtx directly.
6570 * reload1.c (reload): Change reg to a MEM before initializing
6572 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6574 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6576 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6578 * config/mips/mips.c (machine_dependent_reorg): Force a
6579 barrier to output the local constant pool if a barrier hasn't
6580 been found at a natural point in the instruction stream.
6582 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6584 * c-parse.in (language_string): Constify.
6586 * dwarf2out.c (language_string): Remove declaration.
6588 * dwarfout.c (language_string): Likewise.
6590 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6592 * tree.h (language_string, init_parse, finish_parse): Declare.
6594 * i386/sun386.h (language_string): Remove declaration.
6596 * mips.h (language_string): Likewise.
6598 * nextstep.h (language_string): Likewise.
6600 * nextstep21.h (language_string): Likewise.
6602 * rs6000.c (language_string): Likewise.
6604 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6606 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6607 (getpwd.o): Remove target.
6609 * getpwd.c: Delete file. Its in libiberty now.
6611 * dbxout.c (getpwd): Don't prototype.
6612 * dwarf2out.c (getpwd): Likewise
6613 * dwarfout.c (getpwd): Likewise
6614 * final.c (getpwd): Likewise.
6615 * protoize.c (getpwd): Likewise.
6617 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6619 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6621 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6623 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6626 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6628 * fixinc/Makefile.in (subdir): New.
6629 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6632 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6634 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6635 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6638 * invoke.texi: Fix typo.
6640 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6641 changed. Handle autoincrement addressing modes.
6643 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6644 just like we would the virtual incoming args register when
6647 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6649 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6650 path, in .file directive.
6652 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6654 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6657 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6659 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6662 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6664 * tree.c (tree_code_name): Constify a char*.
6666 * tree.h (tree_code_name, decl_printable_name): Likewise.
6668 * function.h (struct function): Likewise.
6670 * toplev.c (decl_name, decl_printable_name): Likewise.
6672 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6674 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6675 (init_objc): Remove function pointer cast.
6677 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6679 * pa.md (interspace_jump): New pattern.
6680 (builtin_longjmp): New expander.
6682 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6684 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6685 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6686 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6688 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6690 * jump.c (delete_prior_computation): Also check calls
6691 to constant functions. Don't bother checking for a
6692 REG_UNUSED note before adding it.
6693 (delete_computation): Handle multi-word hard registers
6694 when synthesizing missing REG_DEAD notes for a register
6695 which is both set and used by an insn.
6697 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6699 * loop.c (this_loop_info): New variable.
6700 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6701 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6703 (prescan_loop, strength_reduce): New argument loop_info. All callers
6705 (scan_loop): New variable loop_info, initialise to address of
6707 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6708 Delete variable loop_has_multiple_exit targets and replace with
6709 field in this_loop_info.
6710 (find_and_verify_loops): Rename this_loop to this_loop_num.
6711 (strength_reduce): Delete loop_iteration_info. Replace variable
6712 loop_info with function argument of same name.
6713 (insert_bct): Rework test for loop being completely unrolled.
6715 * loop.h (struct loop_info): New fields num, loops_enclosed,
6716 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6717 has_indirect_jump, and cont. Redefine use of unroll_number.
6718 (loop_unroll_number): Delete.
6720 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6722 (loop_iterations): Delete variable vtop and instead use
6723 loop_info->vtop computed in prescan_loop.
6725 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6727 * fix-header.c (main): Do not pass a null pointer to strcmp.
6729 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6731 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6733 * configure: Rebuilt.
6735 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6737 * jump.c (jump_optimize_1): Do not delete assignments to
6738 internal_arg_pointer.
6739 * cse.c (delete_trivially_dead_insns): Always consider a set of
6740 the internal_arg_pointer live.
6742 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6744 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6745 (update_life_info) [REG_WAS_0]: Search the original insns rather
6746 than the new insns for the note. Fix typos finding note_dest.
6747 If no dest found, discard the note rather than abort.
6748 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6749 (replace_insns): Remove the old insn list after update_life_info
6752 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6754 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6756 (sched_analyze_1): Let add_dependence care for not adding dups.
6757 (sched_analyze_2): Likewise.
6758 (add_branch_dependences): Likewise.
6760 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6762 * i386/winnt.c (export_list): New type.
6763 (exports_head): Rename to
6764 (export_head): this.
6765 (i386_pe_record_exported_symbol): Add is_data flag.
6766 (i386_pe_asm_file_end): Emit directive for exported variables.
6767 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6769 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6770 (ASM_DECLARE_OBJECT_NAME): Likewise.
6771 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6772 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6774 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6776 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6778 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6781 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6783 * config/openbsd.h: Define SET_ASM_OP.
6784 * tm.texi: cross-reference SET_ASM_OP in the index.
6786 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6788 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6789 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6790 and class_narrowest_mode at compile time. Kill init_rtl.
6791 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6792 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6793 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6795 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6797 * rtl.h: Declare rtx_length and rtx_format as const.
6798 * machmode.def: Define CC(). Use CC() to define CCmode. If
6799 EXTRA_CC_MODES is defined, expand it here.
6800 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6801 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6802 const. Kill all references to EXTRA_CC_MODES.
6804 * toplev.c: Don't prototype or call init_rtl.
6805 * optabs.c: Don't call init_mov_optab.
6806 * genemit.c: Don't generate init_mov_optab. Don't call
6808 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6810 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6811 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6812 genrecog.c: Don't call init_rtl.
6814 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6815 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6816 definition of EXTRA_CC_MODES.
6818 * md.texi: Kill ref to EXTRA_CC_NAMES.
6819 * tm.texi: Document new way to define EXTRA_CC_MODES.
6821 * genrecog.c: Do not look up the name of a define_split.
6824 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6826 * config/v850/v850.md: Fix typo introduced by previous delta.
6828 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6830 * gcc.c (fatal): Make definition static to match prototype.
6832 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6834 * combine.c (get_last_value): Don't look for earlier sets if the last
6835 known set is somewhere in between the insns being combined.
6837 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6839 * configure.in: Don't use shell ! to negate exit codes
6840 * configure: Regenerate
6842 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6844 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6845 the fact that ALIGN is measured in bits, not bytes.
6847 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6849 * errors.c: New file; defines functions error, warning, and
6850 fatal, variables have_error and progname.
6851 * errors.h: New file; prototypes and decls for stuff in errors.c.
6853 * Makefile: Add rules to build errors.o and
6854 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6855 genopinit, genrecog, genextract, genpeep, genattr, and
6856 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6857 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6858 genpeep.o, genattr.o, and genoutput.o.
6860 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6861 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6862 define or prototype fatal. Set progname at beginning of main.
6863 * genoutput.c: Likewise, and don't define or prototype error
6866 * c-typeck.c (c_expand_start_case): Return immediately if exp
6868 * fold-const.c (operand_equal_p): Return immediately if arg1
6869 or arg0 are ERROR_MARKs.
6870 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6871 fields of type ERROR_MARK when calculating if the record can
6874 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6875 with much help from Jeffrey A Law and Richard Henderson
6877 * i386.md: In the 6 insns which call output_fix_trunc,
6878 earlyclobber operands[0].
6880 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6882 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6883 creating new registers.
6885 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6887 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6888 i386_reg_alloc_order, i386_regparm_string,
6889 i386_align_loops_string, i386_align_jumps_string,
6890 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6891 and i386_branch_cost_string as type "const char *".
6892 * i386.c: Define all above strings as type "const char *".
6894 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6896 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6897 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6899 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6901 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6902 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6904 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6906 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6907 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6908 (dwarf2out_line, dwarf2out_finish): Likewise.
6909 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6911 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6913 * tree.c (lang_unsave_expr_now) : Correct return type.
6914 * tree.h (lang_unsave_expr_now) : Same.
6916 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6918 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6919 instead of duplicating code.
6921 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6923 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6925 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6927 * tree.h: fancy_abort always takes three args.
6928 * resource.c: Move include of system.h before toplev.h.
6930 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6932 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6935 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6937 * system.h: Don't redefine abort or trim_filename.
6938 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6939 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6940 whether or not __FUNCTION__ is available.
6941 * tree.h: Duplicate rtl.h's definition of abort, for files
6942 that don't include rtl.h. Delete all code to perform type
6943 checking with a compiler other than GCC.
6944 * varray.h: Delete all code to perform type checking with a
6945 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6946 its arguments exactly once, using a statement expression.
6947 Adjust the VARRAY_<type> accessor macros to match.
6948 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6949 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6950 caller's location. Define fatal_insn and fatal_insn_not_found
6951 as macros that use _fatal_insn and _fatal_insn_not_found.
6952 (fancy_abort, trim_filename): Kill prototypes.
6954 * rtl.c (trim_filename): Move here from toplev.c.
6955 (fancy_abort): New function.
6956 (DIR_SEPARATOR): Provide default definition.
6957 * tree.c (tree_check_failed, tree_class_check_failed): Go
6958 through fancy_abort.
6959 (tree_check, tree_class_check, cst_or_constructor_check,
6960 expr_check): Delete.
6961 * varray.c (varray_check_failed): New function.
6962 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6963 _fatal_insn and _fatal_insn_not_found. Go through
6965 (trim_filename, fancy_abort): Delete.
6967 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6968 * except.c (start_catch_handler): Report ICE with error/abort
6970 * final.c (output_operand_lossage): Likewise.
6971 * flow.c (verify_flow_info): Likewise.
6973 * gcc.c: Prototype fatal.
6974 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6975 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6976 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6977 Don't define fancy_abort.
6979 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6981 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6984 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6986 * m88k.h (VERSION_INFO2): Kill.
6987 (VERSION_STRING): Kill.
6989 (VERSION_INFO1): Tidy.
6990 (TARGET_VERSION): Update.
6991 * m88k/dgux.h (VERSION_INFO2): Kill.
6992 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6993 * m88k/luna.h (VERSION_INFO1): Tidy.
6994 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6995 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6996 (output_file_start): Adjust for death of VERSION_STRING.
6998 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7000 * cpplib.c (detect_if_not_defined): New function.
7001 (do_if): Use it to detect potential once-only headers.
7003 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7005 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7007 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7009 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7010 anywere in the function only if they are pseudos and set before
7011 being used (not live at the start of the function).
7012 (num_sign_bit_copies) : Same.
7013 (get_last_value_validate) : Same.
7014 (get_last_value) : Same.
7016 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7018 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7019 where N and M are constant and N is an integer multiple of M.
7021 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7023 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7024 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7025 sbitmap_union_of_preds): Add prototypes.
7026 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7027 the intersection of successors with the new flow graph structures.
7028 (sbitmap_intersection_of_preds): New function to compute the
7029 intersection of predecessors with the new flow graph structures.
7030 (sbitmap_union_of_succs): New function to compute the union of
7031 successors with the new flow graph structures.
7032 (sbitmap_union_of_preds): New function to compute the union of
7033 predecessors with the new flow graph structures.
7034 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7035 (expr_reaches_here_p): Use edge and basic_block structures instead
7036 of s_preds and s_succs.
7037 (compute_cprop_avinout): Use new sbitmap routines.
7038 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7039 of s_preds and s_succs.
7040 * flow.c (compute_flow_dominators): Compute dominators using
7041 edges and basic blocks instead of s_preds and s_succs.
7043 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7045 * lists.c (unused_insn_list, unused_expr_list): New file for
7046 maintaining various types of lists. New statics for maintaining a
7047 cache of available INSN_LIST and EXPR_LIST nodes.
7048 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7049 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7050 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7051 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7052 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7053 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7054 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7055 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7056 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7057 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7058 (remove_dependence, free_pending_lists): Use new global routines.
7059 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7060 (sched_analyze, compute_block_backward_dependences): Use new routines.
7061 (sched_analyze_1, sched_analyze_2): Use new routines.
7062 (schedule_insns): Use new global routines.
7063 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7065 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7066 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7068 * toplev.c (rest_of_compilation): Initialize node cache.
7069 * Makefile.in (OBJS): Add lists.o to list of object files.
7070 (lists.o): Add dependancies.
7072 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7074 * config/v850/v850.md: Fix compile time warning messages.
7075 * config/v850/v850.c: Fix compile time warning messages.
7076 * config/v850/v850.h: Fix compile time warning messages.
7078 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7080 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7081 Remove unused prototype for `init_lengths'.
7083 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7085 * calls.c (emit_call_1): Mark parameter `stack_size' with
7087 (expand_call): Initialize variable `insn'.
7088 (emit_library_call): Likewise for variable `high_to_save'.
7089 (emit_library_call_value): Likewise.
7090 (store_one_arg): Likewise for variables `lower_bound' and
7093 * combine.c (try_combine): Likewise for variables `i2_code_number'
7094 and `other_code_number'.
7095 (find_split_point): Likewise for variables `pos', `unsignedp' and
7097 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7098 (simplify_and_const_int): Remove unused variable `width'.
7099 (merge_outer_ops): Likewise.
7101 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7102 HOST_WIDE_INT' when comparing against one.
7103 (simplify_relational_operation): Likewise.
7104 (cse_insn): Initialize variables `src_eqv_volatile',
7105 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7107 * final.c (init_final): Constify parameter `filename'.
7108 (final_start_function): Mark parameter `optimize' with
7110 (profile_function): Likewise for parameters `first' and `optimize'.
7111 (output_source_line): Likewise for parameter `file'.
7113 * integrate.c (subst_constants): Cast a value to `size_t' when
7114 comparing against one.
7115 (mark_stores): Initialize variable `mode'. Cast a value to
7116 `size_t' when comparing against one.
7118 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7120 * loop.c (move_movables): Initialize variable `first'.
7121 (strength_reduce): Likewise for variable `increment'.
7122 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7123 value to `size_t' when comparing against one.
7124 (load_mems): Initialize variable `end_label'.
7126 * output.h (init_final): Constify parameter.
7128 * reload.c (decompose): Initialize variable `base'.
7130 * reload1.c (reload): Likewise for variable `is_scalar'.
7131 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7132 (choose_reload_regs): Initialize variable `mode'.
7133 (emit_reload_insns): Likewise for variable `store_insn'.
7134 (reload_cse_noop_set_p): Mark parameter `insn' with
7136 (reload_combine): Initialize variable `set'.
7138 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7139 (copy_loop_body): Cast a value to `size_t' when comparing against
7142 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7143 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7144 (remove_from_pending_weak_list): Mark parameter `name' with
7147 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7149 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7152 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7154 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7155 (ASM_DECLARE_FUNCTION_NAME): Define.
7156 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7157 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7158 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7159 not already defined.
7161 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7163 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7164 of n_popped when call/call_value are not defined.
7166 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7168 * tm.texi: GNU CC -> GCC conversion.
7169 (CC1_SPEC): Indicate it is used for all language front ends.
7171 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7173 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7174 NOTE_INSN_EH_REGION_END correctly.
7176 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7177 Jeff Law <law@cygnus.com>
7179 * loop.c (strength_reduce): Automatically unroll loops if the
7180 unrolled loop size is smaller than the rolled loop size.
7182 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7183 and delete comment that code should be rewritten.
7185 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7187 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7190 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7192 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7194 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7195 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7196 (LINK_SPEC): Add -u _main when building executables.
7197 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7198 (ASM_FILE_END): Use the default for ix86-pe.
7199 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7201 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7203 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7204 and ASM_CLOSE_PAREN are empty strings.
7206 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7207 Geoffrey Keating <geoffk@cygnus.com>
7209 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7210 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7211 (unprotoize.o): Ditto.
7212 (test-protoize-simple): Don't define STD_PROTO_DIR.
7213 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7214 changes to make 'test-protoize-simple' pass.
7215 (STD_PROTO_DIR): Remove define.
7216 (STANDARD_EXEC_PREFIX): Supply default define.
7217 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7218 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7219 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7220 (GET_ENV_PATH_LIST): New macro.
7221 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7222 (do_processing): Initialize default_syscalls_dir using new
7223 macros. Use it to initialize syscalls_absolute_filename.
7225 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7227 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7228 B into a register before emit_conditional_move.
7230 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7232 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7233 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7234 multiplicand out of (+ (* a b) (* c d)).
7236 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7237 Richard Henderson <rth@cygnus.com>
7239 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7240 (new_insn_dead_notes): Likewise.
7241 (update_n_sets): Likewise.
7242 (update_flow_info): Move to flow.c, renamed to update_life_info;
7243 extend to handle multiple source insns.
7244 * flow.c: Include resource.h
7245 (unlink_insn_chain): New.
7246 (split_hard_reg_notes): New.
7247 (maybe_add_dead_note): New.
7248 (maybe_add_dead_note_use): New.
7249 (find_insn_with_note): New.
7250 (new_insn_dead_notes): New.
7251 (update_n_sets): New.
7252 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7253 (maybe_remove_dead_notes): New.
7254 (update_life_info): New.
7255 (prepend_reg_notes): New.
7256 (replace_insns): New.
7257 * output.h (update_life_info): Declare.
7258 * recog.c (split_block_insns): Use update_life_info.
7259 * resource.c (find_free_register): Use reg_alloc_order, don't use
7260 fixed regs, make sure the mode is supported, don't use new regs.
7262 * rtl.h (replace_insns): Declare.
7264 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7266 * expr.c (expand_expr): Cope with COND_EXPRs with one
7267 non-returning branch.
7269 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7271 * expr.c (store_expr): Always pass down the target, even when not
7274 1999-08-24 Nick Clifton <nickc@cygnus.com>
7276 * configure.in: Define target_cpu_default for v850 targets.
7277 * configure: Regenerate
7279 * config/v850/v850.h (TARGET_CPU_generic): Define.
7280 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7281 addresses are 4 byte aligned.
7283 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7286 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7288 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7289 (main): Add prototypes.
7291 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7292 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7293 (write_attr_get): Emit prototypes along with function definition.
7294 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7295 (write_complex_function): Emit static prototype along with
7296 function definition.
7298 * genemit.c (gen_split): Emit prototypes along with function
7301 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7302 Likewise for predicates and `insn_operand_predicate'.
7303 (process_template): Emit static prototype along with function
7306 * genrecog.c (make_insn_sequence): Constify a char*. Add
7307 prototypes for get_split_*().
7308 (write_subroutine): Emit prototypes along with function
7311 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7313 * gcse.c (find_avail_set): Follow chains of register-register copies.
7314 Use oprs_not_set_p to guarantee that the returned value can be
7316 (cprop_insn): Don't verify the return value of find_avail_set with
7319 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7320 (cprop_cc0_jump): New function.
7321 (cprop_insn): Break out new function cprop_jump and use it.
7322 Also use cprop_cc0_jump for machines with CC0.
7323 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7325 * tree.h (current_function_calls_setjmp,
7326 current_function_calls_longjmp): Delete declarations.
7327 * dsp16xx.c: Include "function.h".
7328 * elxsi.c: Likewise.
7329 * gmicro.c: Likewise.
7330 * h8300.c: Likewise.
7333 * mn10200.c: Likewise.
7334 * mn10300.c: Likewise.
7335 * ns32k.c: Likewise.
7339 * rtl.h (rtx_equal_function_value_matters): Declare.
7340 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7342 * function.c: Likewise.
7343 * emit-rtl.c: Likewise.
7345 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7347 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7350 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7352 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7355 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7357 * cpp.texi: Add a node documenting macro varargs (copied
7360 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7362 * cppspec.c: Put a null pointer at the end of the new argv.
7364 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7366 * configure.in: Remove code to select/de-select the haifa
7367 scheduler. Every scheduled port gets haifa now.
7368 * configure: Rebuilt.
7369 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7371 * Makefile.in: Corresponding changes.
7373 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7375 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7376 All callers changed.
7377 (prepare_float_lib_cmp): Likewise.
7378 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7379 * expr.h (emit_float_lib_cmp): Delete declaration.
7380 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7381 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7382 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7384 (cmptf): Now conditional on TARGET_HARD_QUAD.
7386 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7388 * resource.c (mark_target_live_regs): Use
7389 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7391 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7393 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7395 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7397 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7399 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7401 * rtl.h (rtx_format): Constify a char*.
7403 * rtl.c (rtx_format): Likewise.
7404 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7405 (init_rtl): Use accessor macro, not `rtx_format'.
7407 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7410 * caller-save.c (mark_referenced_regs): Likewise.
7412 * combine.c (subst, make_compound_operation, known_cond,
7413 gen_rtx_combine, update_table_tick, get_last_value_validate,
7414 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7416 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7417 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7418 count_reg_usage): Likewise.
7420 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7423 * final.c (leaf_renumber_regs_insn): Likewise.
7425 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7426 dump_edge_info, count_reg_references): Likewise.
7428 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7429 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7432 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7433 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7434 add_label_notes): Likewise.
7436 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7437 clear_struct_flag, count_sub_rtxs, count_alternatives,
7438 compares_alternatives_p, contained_in_p, walk_attr_value,
7439 write_expr_attr_cache): Likewise.
7441 * genconfig.c (walk_insn_part): Likewise.
7443 * genemit.c (max_operand_1, gen_exp): Likewise.
7445 * genextract.c (walk_rtx): Likewise.
7447 * genflags.c (num_operands): Likewise.
7449 * genoutput.c (scan_operands): Likewise.
7451 * genpeep.c (match_rtx): Likewise.
7453 * genrecog.c (add_to_sequence): Likewise.
7455 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7458 * integrate.c (save_constants, copy_for_inline,
7459 copy_rtx_and_substitute, subst_constants, restore_constants):
7462 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7463 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7465 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7468 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7469 add_label_notes, replace_call_address, count_nonfixed_reads,
7470 invariant_p, find_single_use_in_loop, find_mem_givs,
7471 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7474 * print-rtl.c (reg_names, print_rtx): Likewise.
7476 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7478 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7479 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7480 print_blocks): Likewise.
7482 * regclass.c (fix_register, record_address_regs,
7483 reg_scan_mark_refs): Likewise.
7485 * regmove.c (stable_but_for_p): Likewise.
7487 * reload.c (loc_mentioned_in_p, operands_match_p,
7488 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7489 copy_replacements, refers_to_regno_for_reload_p,
7490 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7491 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7494 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7495 delete_address_reloads_1, count_occurrences,
7496 reload_cse_mem_conflict_p, reload_combine_note_use,
7497 add_auto_inc_notes): Likewise.
7499 * resource.c (mark_referenced_resources, mark_set_resources):
7502 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7503 reg_mentioned_p, regs_set_between_p, modified_between_p,
7504 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7505 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7506 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7507 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7509 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7511 * stupid.c (stupid_mark_refs): Likewise.
7513 * unroll.c (remap_split_bivs): Likewise.
7515 * varasm.c (mark_constants): Likewise.
7517 * a29k/a29k.c (uses_local_reg_p): Likewise.
7519 * alpha/alpha.c (summarize_insn): Likewise.
7521 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7522 eliminate_lr2ip): Likewise.
7524 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7526 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7527 reg_mentioned_in_mem): Likewise.
7529 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7530 symbolic_reference_mentioned_p): Likewise.
7532 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7534 * sh/sh.c (regs_used, mark_use): Likewise.
7536 * vax/vax.c (vax_rtx_cost): Likewise.
7538 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7540 * machmode.h (mode_name): Constify a char*.
7542 * rtl.c (mode_name): Likewise.
7544 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7546 * optabs.c (init_libfuncs): Constify a char*.
7548 * print-tree.c (mode_name): Remove redundant declaration.
7549 (print_node): Use accessor macro, not `mode_name'.
7551 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7553 (new_spill_reg): Constify a char*.
7555 * tree.c (mode_name): Remove redundant declaration.
7557 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7559 * rtl.c (rtx_name): Constify a char*.
7561 * rtl.h (rtx_name, fix_sched_param): Likewise.
7563 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7564 (mypr): Use accessor macro, not `rtx_name'.
7566 * genemit.c (print_code): Constify a char*.
7568 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7570 * genpeep.c (print_code): Constify a char*.
7572 * genrecog.c (print_code): Likewise.
7574 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7575 end_bb): Add static prototype.
7576 (draw_edge): Constify a char*.
7577 (end_bb): Remove unused parameter.
7579 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7580 print_block_visualization): Constify a char*.
7582 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7584 * c-common.c (c_get_alias_set): Update comment.
7586 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7588 * linux.h (LIB_SPEC): Added.
7590 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7592 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7594 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7596 * tree.c (expr_check): Fix typo in last change.
7598 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7600 * rtl.def (NOTE): Change format to "iuu0n".
7601 (ADDR_DIFF_VEC): Change format to "eEee0".
7602 (ADDRESSOF): Change format to "eit".
7604 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7605 (RTVEC_ELT): Change to match.
7606 (XVECEXP): Use XVEC and RTVEC_ELT.
7607 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7608 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7609 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7610 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7611 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7612 (INTVAL): Use XWINT.
7613 (ADDRESSOF_DECL): Use XTREE.
7614 (SET_ADDRESSOF_DECL): Delete.
7615 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7616 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7617 ifdefed out since 2.6 at least.
7618 (gen_rtvec_vv): Delete prototype.
7620 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7622 (copy_most_rtx): Handle 't' format letter.
7623 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7624 (gen_rtvec_vv): Delete function. All callers changed to use
7625 gen_rtvec_v instead.
7626 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7627 the '0' format letter.
7629 * function.c (gen_mem_addressof): Don't use
7630 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7632 * integrate.c (copy_rtx_and_substitute): Likewise.
7633 Copy 't' slots with XTREE.
7634 (subst_constants): Treat 't' slots like '[swi]' slots.
7635 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7636 * jump.c (rtx_equal_for_thread_p): Likewise.
7637 * rtlanal.c (rtx_equal_p): Likewise.
7638 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7639 only four arguments.
7640 * gengenrtl.c (type_from_format): Provide correct types for
7644 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7645 If a recent gcc is in use (always in stage2 and beyond), use
7646 statement expressions, so we don't make a function call unless
7647 the check fails. Evaluate arguments exactly once.
7648 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7649 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7651 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7652 they evaluate their arguments exactly once, irrespective of
7653 the compiler in use.
7655 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7656 is used by the currently-enabled check macros. This is:
7657 (tree_check_failed, tree_class_check_failed): For gcc.
7658 (tree_check, tree_class_check, cst_or_constructor_check,
7659 expr_check): For other compilers.
7661 * gencheck.c: Do not define any *_CHECK1 macros.
7663 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7664 Mark Mitchell <mark@codesourcery.com>
7666 * c-common.c (c_get_alias_set): Fix support for poitners and
7669 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7671 * alias.c: Include tree.h.
7672 (nonlocal_reference_p, mark_constant_function): New functions.
7673 * flow.c (life_analysis): Call mark_constant_function.
7674 * rtl.h (mark_constant_function): Declare it.
7676 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7678 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7679 unrecognisable switches.
7681 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7683 * loop.c (recombine_givs): Set ix field after sorting.
7684 (recombine_givs): Remove bogus index / giv lockstep looping.
7686 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7688 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7690 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7691 (do_cmp_and_jump): Formatting fixes.
7692 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7693 do_compare_rtx_and_jump instead of compare_from_rtx.
7694 (do_compare_rtx_and_jump): New function; mostly copied from
7696 (do_jump_for_compare): Delete.
7697 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7699 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7700 of compare/do_jump_for_compare pairs.
7701 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7702 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7703 compare_from_rtx/do_jump_for_compare pairs.
7704 (do_jump_by_parts_equality): Likewise.
7705 (do_jump_by_parts_equality_rtx): Likewise.
7706 * expr.h (do_compare_rtx_and_jump): Declare.
7707 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7708 that used to be in emit_cmp_insn.
7709 (cmp_available_p): New function.
7710 (prepare_operand): New function.
7711 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7712 to be in emit_cmp_insn.
7713 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7714 parameters to be pointers; don't emit final compare but modify some of
7715 the values pointed to by the args so the caller can perform the
7717 (expand_binop): Call emit_store_flag_force with signed forms of
7719 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7720 emit_jump_insn pair.
7721 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7722 emit_cmp_and_jump_insn_1. Call emit_queue.
7723 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7725 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7726 jump sets cc0 before deleting it.
7727 * integrate.c (expand_inline_function): Likewise.
7728 * unroll.c (unroll_loop): Similar changes in several places.
7729 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7732 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7734 * Makefile.in (insn-recog.o): Update dependencies.
7735 * genrecog.c (main): Make generated file include "function.h".
7737 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7739 * cse.c (cse_insn): Call never_reached_warning when a jump is
7740 changed to be unconditional.
7741 * flags.h: Declare warn_notreached.
7742 * flow.c (delete_block): Call never_reached_warning when
7744 * jump.c (delete_barrier_successors): Call never_reached_warning
7745 when we delete everything after a BARRIER.
7746 (never_reached_warning): New function.
7747 * rtl.h: Declare never_reached_warning.
7748 * toplev.c (warn_notreached): New variable.
7749 (lang_independent_options): Set warn_notreached
7750 when -Wunreachable-code.
7751 (compile_file): We need line numbers for -Wunreachable-code.
7753 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7755 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7756 * sched.c (insn_unit): Likewise.
7758 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7760 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7762 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7764 * flow.c (create_edge_list): Use xmalloc, not malloc.
7766 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7768 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7769 C-style comments. Do not lose the character before double slash.
7771 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7773 * basic-block.h (struct edge_list): Stucture to maintain a vector
7775 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7776 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7777 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7778 New function prototypes.
7779 * flow.c (create_edge_list): Function to create an edge list.
7780 (free_edge_list): Discards memory used by an edge list.
7781 (print_edge_list): Debug output showing an edge list.
7782 (verify_edge_list): Internal consistency check for an edge list.
7783 (find_edge_index): Function to find an edge index for a pred and succ.
7785 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7787 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7790 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7792 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7794 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7796 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7798 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7800 * toplev.c (rest_of_compilation): Allow machine dependent
7801 reorganisation pass to place information into the RTL dump
7802 file if it so wishes.
7804 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7806 * explow.c (hard_function_value): Use VOIDmode instead of
7808 * stmt.c (expand_return): Likewise.
7809 * stor-layout.c (get_best_mode): Likewise.
7811 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7812 emit call instead of emit_insn call.
7814 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7816 * configure.in: Handle --disable/enable-win32-registry.
7817 * install.texi: Document --disable/enable-win32-registry.
7818 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7819 (WIN32_REGISTRY_KEY): New macro.
7820 * prefix.c: Use to enable/disable win32-specific code.
7821 (lookup_key): Use versioned key.
7822 * configure: Regenerate.
7823 * config.in: Likewise.
7825 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7827 * cpplib.c (read_line_number): New fn, split out of...
7830 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7832 tree.c (lang_unsave_expr_now) : New.
7833 (unsave_expr_now): Call lang_unsave_expr_now.
7834 tree.h (lang_unsave_expr_now) : New.
7836 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7838 * toplev.c (flag_new_exceptions): On by default.
7840 1999-08-13 Michael Meissner <meissner@cygnus.com>
7842 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7844 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7846 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7847 INTEGER_TYPE with precision==1, it's __java_boolean.
7849 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7851 * global.c (prune_preferences): Move some invariants out of the
7854 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7856 * configure.in (alpha*-dec-osf*): Add osf5.
7858 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7860 * configure.in: Rework handling of ARM GNU/Linux slightly.
7861 (arm*-*-linux-gnuoldld): New target.
7862 * configure: Regenerate.
7863 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7864 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7865 * config/arm/linux-oldld.h: New file.
7866 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7867 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7869 * config/arm/linux-elf.h (ASM_SPEC): Define.
7870 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7871 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7872 for 26-bit APCS and old linker.
7873 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7875 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7876 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7877 don't define `arm' or `arm_elf'.
7878 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7879 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7881 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7883 * rtl.texi: Fix typo.
7885 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7887 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7889 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7891 * extend.texi (C++ Signatures): Remove node.
7892 * invoke.texi: Remove discussion of -fhandle-signatures,
7893 signature, sigof, __signature__, and __sigof__.
7895 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7897 * Makefile.in (JAVAGC): Removed.
7899 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7901 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7903 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7905 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7907 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7909 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7910 a register that is already known to be a pointer.
7912 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7914 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7915 * fixinc/inclhack.sh: Regenerated.
7916 * fixinc/fixincl.sh: Regenerated.
7918 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7920 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7921 Fix documentation of -ansi flag to describe its C++ behavior.
7922 Remove bogus reference to GCC 2.9.
7924 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7926 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7927 note if it is non-NULL.
7929 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7931 * except.h (eh_nesting_info): Add new structure defintion.
7932 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7933 (reachable_handlers, update_rethrow_references): Add function
7935 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7936 a rethrow symbol instead of an integer exception region number.
7937 * flow.c (Make_edges): Use new exception nesting routines to determine
7938 which handlers are reachable from a CALL or asynchronous insn.
7939 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7941 (delete_eh_regions): Update rethrow labels, and don't delete
7942 regions which are the target of a rethrow.
7943 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7944 avoid overloading the SYMBOL_REF_USED flag.
7945 (rethrow_symbol_map): Use new rethrow_ref field.
7946 (rethrow_used): Use new rethrow_ref field.
7947 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7948 of an integer. Fix formatting.
7949 (output_exception_table_entry): Use new rethrow_ref field.
7950 (can_throw): Check for EH_REGION_NOTE before deciding
7951 whether a CALL can throw or not.
7952 (scan_region): Call rethrow_used() instead of accessing data structure.
7953 (update_rethrow_references): New function to make sure only regions
7954 which are still targets of a rethrow are flagged as such.
7955 (process_nestinfo): New static function to initialize a handler
7956 list for a specific region.
7957 (init_eh_nesting_info): New function to allocate and initialize
7958 the list of all EH handlers reachable from all regions.
7959 (reachable_handlers): New function to retrieve the list of handlers
7960 reachable from a specific region and insn.
7961 (free_eh_nesting_info): New function to dispose of a list of
7964 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7966 * flow.c (split_edge): Set JUMP_LABEL field.
7967 (commit_one_edge_insertion): Set head correctly for insert_before.
7968 When inserting insns, update insn block numbers if allocated.
7970 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7972 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7973 retry_incomplete_types): Add static prototype.
7974 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7975 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7976 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7977 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7978 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7981 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7982 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7984 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7986 * output.h (assemble_name): Constify a char*.
7988 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7989 assemble_variable, assemble_name): Likewise.
7991 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7993 * arm/pe.c (arm_pe_unique_section): Likewise.
7995 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7997 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7999 * i386/interix.c (i386_pe_unique_section): Likewise.
8001 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8003 * i386/winnt.c (i386_pe_unique_section): Likewise.
8005 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8007 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8009 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8011 * pa/pa.c (output_call): Likewise.
8013 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8015 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8017 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8020 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8023 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8025 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8026 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8028 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8030 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8032 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8034 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8036 * tree.h (lang_identify): Constify a char*.
8037 (print_error_function): Add extern prototype. Constify a char*.
8039 * c-lang.c (lang_identify): Constify a char*.
8041 * objc/objc-act.c (lang_identify): Constify a char*.
8043 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8045 * genpeep.c (main): Make generated file include "function.h".
8046 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8048 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8050 * Makefile.in: Update dependencies.
8051 * alias.c: Include "function.h"
8052 * c-decl.c: Likewise.
8053 * caller-save.c: Likewise.
8054 * calls.c: Likewise.
8055 * combine.c: Likewise.
8057 * explow.c: Likewise.
8058 * final.c: Likewise.
8059 * global.c: Likewise.
8060 * graph.c: Likewise.
8061 * local-alloc.c: Likewise.
8063 * optabs.c: Likewise.
8064 * profile.c: Likewise.
8065 * recog.c: Likewise.
8066 * regclass.c: Likewise.
8067 * regmove.c: Likewise.
8068 * reload.c: Likewise.
8069 * reorg.c: Likewise.
8070 * resource.c: Likewise.
8071 * sched.c: Likewise.
8072 * stupid.c: Likewise.
8073 * config/1750a/1750a.c: Likewise.
8074 * config/a29k/a29k.c: Likewise.
8075 * config/arc/arc.c: Likewise.
8076 * config/arm/arm.c: Likewise.
8077 * config/arm/thumb.c: Likewise.
8078 * config/c4x/c4x.c: Likewise.
8079 * config/clipper/clipper.c: Likewise.
8080 * config/convex/convex.c: Likewise.
8081 * config/fx80/fx80.c: Likewise.
8082 * config/i860/i860.c: Likewise.
8083 * config/m68k/m68k.c: Likewise.
8084 * config/m88k/m88k.c: Likewise.
8085 * config/mips/mips.c: Likewise.
8086 * config/pdp11/pdp11.c: Likewise.
8087 * config/pyr/pyr.c: Likewise.
8088 * config/romp/romp.c: Likewise.
8089 * config/sh/sh.c: Likewise.
8090 * config/tahoe/tahoe.c: Likewise.
8091 * config/vax/vax.c: Likewise.
8092 * config/we32k/we32k.c: Likewise.
8093 * config/sparc/sparc.c: Include "function.h".
8094 (mem_min_alignment): Test current_function rather than
8095 regno_pointer_align.
8096 * config/pa/pa.c: Likewise.
8097 (compute_frame_size): Delete declaration of
8098 current_function_outgoing_args_size.
8099 * config/arc/arc.h (current_function_varargs): Delete declaration.
8100 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8102 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8104 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8105 current_function_uses_pic_offset_table.
8106 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8107 of current_function_returns_pointer.
8108 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8109 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8110 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8111 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8112 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8113 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8114 * config/m88k/m88k.c: Include "function.h"
8115 (call_used_regs, current_function_pretend_args_size,
8116 current_function_outgoing_args_size, frame_pointer_needed): Delete
8118 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8120 * config/mips/mips.h (current_function_calls_alloca): Delete
8122 * config/mn10200/mn10200.h (current_function_needs_context,
8123 rtx_equal_function_value_matters): Delete declarations.
8124 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8125 flag_pic): Delete declarations.
8126 * config/pa/pa.h (current_function_pretend_args_size,
8127 current_function_decl): Delete declarations.
8128 * config/pa/som.h (current_function_varargs): Delete declaration.
8129 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8131 * config/pyr/pyr.h (current_function_pretend_args_size,
8132 current_function_args_size, current_function_calls_alloca): Delete
8134 * config/sh/sh.h (current_function_varargs): Delete declaration.
8135 * config/sparc/sparc.h (current_function_outgoing_args_size,
8136 current_function_calls_alloca, current_function_decl): Delete
8138 * config/spur/spur.h (current_function_pretend_args_size,
8139 current_function_calls_alloca): Delete declarations.
8140 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8142 * config/vax/vms.h (current_function_name): Delete declaration.
8143 * gcse.c: Include "function.h".
8144 (current_function_name, current_function_calls_setjmp): Delete
8146 * haifa-sched.c: Include "function.h".
8147 (forced_labels): Delete declaration.
8149 * reg-stack.c: Likewise.
8150 * reload1.c: Likewise.
8151 * genemit.c (main): Make generated file include function.h.
8152 * genoutput.c (output_prologue): Likewise.
8154 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8155 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8156 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8157 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8158 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8159 macros for some of them.
8160 (emit_filename, emit_lineno): Delete declarations.
8161 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8162 regno_pointer_* variables through current_function.
8163 (gen_inline_header_rtx): Delete function.
8164 (save_emit_status): Delete function.
8165 (set_new_last_label_num): New function.
8166 (clear_emit_caches): New function.
8167 (restore_emit_status): Just clear last_labelnum and call
8169 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8170 through macro seq_stack.
8171 (add_insn_after): Likewise.
8172 (add_insn_before): Likewise.
8173 (remove_insn): Likewise.
8174 (pop_topmost_sequence): Likewise.
8175 (in_sequence_p): Likewise.
8176 (start_sequence_for_rtl_expr): Likewise.
8177 (start_sequence): Likewise, and likewise for
8178 sequence_rtl_expr/seq_rtl_expr.
8179 (push_topmost_sequence): Likewise.
8180 (end_sequence): Likewise.
8181 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8182 All callers changed. Store into that pointer instead of globals.
8183 (init_emit): Allocate emit elt of current_function.
8184 Changes for sequence_rtl_expr/sequence_stack renaming.
8185 Call clear_emit_caches instead of doing it in-line.
8186 Access regno_pointer_* variables through current_function.
8187 (init_emit_once) Don't clear sequence_stack.
8189 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8191 (arg_pointer_save_area): Delete declaration.
8192 (finish_expr_for_function): Renamed from init_queue; no longer static.
8193 (init_expr): Don't call init_queue.
8194 (save_expr_status, restore_expr_status): Delete functions.
8195 (expand_expr): Changes to reflect new layout of struct function.
8196 Don't access current_function_check_memory_usage when current_function
8198 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8199 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8200 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8201 current_function_uses_const_pool, function_call_count,
8202 current_function_uses_pic_offset_table, nonlocal_labels,
8203 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8204 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8205 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8207 (finish_expr_for_function): Declare.
8208 * flags.h (current_function_has_nonlocal_label,
8209 current_function_has_nonlocal_goto, current_function_is_thunk,
8210 current_function_has_computed_jump): Delete declarations.
8211 * flow.c (forced_labels): Delete declaration.
8212 * function.c (current_function_pops_args,
8213 current_function_returns_struct, current_function_returns_pcc_struct,
8214 current_function_needs_context, current_function_calls_setjmp,
8215 current_function_calls_longjmp, current_function_has_nonlocal_label,
8216 current_function_has_nonlocal_goto, current_function_is_thunk,
8217 current_function_has_computed_jump, current_function_calls_alloca,
8218 current_function_contains_functions, current_function_returns_pointer,
8219 current_function_epilogue_delay_list, current_function_args_size,
8220 current_function_pretend_args_size, current_function_arg_offset_rtx,
8221 current_function_outgoing_args_size, current_function_varargs,
8222 current_function_stdarg, current_function_args_info, cleanup_label,
8223 current_function_name, current_function_uses_const_pool,
8224 current_function_instrument_entry_exit, current_function_return_rtx,
8225 current_function_uses_pic_offset_table, nonlocal_labels,
8226 current_function_internal_arg_pointer, current_function_cannot_inline,
8227 current_function_check_memory_usage, function_call_count,
8228 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8229 nonlocal_goto_stack_level, return_label, save_expr_regs,
8230 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8231 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8232 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8233 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8234 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8236 (push_function_context_to): Don't save them. Don't call
8237 save_storage_status, save_emit_status or save_expr_status.
8238 (pop_function_context_from): Don't restore them. Don't call
8239 restore_storage_status or restore_expr_status.
8240 (get_func_frame_size): New function.
8241 (get_frame_size): Use it.
8242 (assign_outer_stack_local): Reflect some member name changes in struct
8244 (put_reg_into_stack): Likewise.
8245 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8247 (fixup_var_refs): Likewise.
8248 (fix_lexical_addr): Likewise.
8249 (trampoline_address): Likewise.
8250 (prepare_function_start): Clear field inlinable of current_function.
8251 (init_function_for_compilation): New function.
8252 (expand_dummy_function_end): New function.
8253 (expand_function_end): Call finish_expr_for_function.
8254 * function.h (struct emit_status): New; fields moved here from struct
8255 function and from global variables. Add accessor macros for some of
8257 (struct expr_status): Likewise.
8258 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8259 (struct function): Add fields expr and emit, inlinable, inl_emit,
8260 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8261 inl_max_label_num. Add many comments.
8262 Add accessor macros for all elts of struct function that no longer
8263 have a global variable.
8264 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8265 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8266 stack_slot_list): Delete declarations.
8267 (get_func_frame_size): Declare.
8268 (save_expr_status, restore_expr_status, save_emit_status,
8269 save_storage_status, restore_storage_status): Delete declarations.
8270 (init_virtual_regs): Declare.
8271 * output.h (current_function_pops_args,
8272 current_function_returns_struct, current_function_returns_pcc_struct,
8273 current_function_needs_context, current_function_calls_setjmp,
8274 current_function_calls_longjmp, current_function_calls_alloca,
8275 current_function_has_nonlocal_label, current_function_varargs,
8276 current_function_has_computed_jump, current_function_returns_pointer,
8277 current_function_contains_functions, current_function_args_size,
8278 current_function_pretend_args_size, current_function_stdarg,
8279 current_function_outgoing_args_size, current_function_args_info,
8280 current_function_name, current_function_return_rtx,
8281 current_function_epilogue_delay_list,
8282 current_function_uses_const_pool, current_function_cannot_inline):
8283 Delete declarations.
8284 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8285 regno_reg_rtx): Delete declaration.
8286 (REGNO_POINTER_FLAG): Delete macro.
8287 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8288 function were renamed.
8289 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8291 * toplev.c: Include "function.h".
8292 (current_function_decl): Delete declaration.
8293 (compile_file): Call init_dummy_function_start and
8294 expand_dummy_function_end around some initializations that need to
8296 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8297 Call init_function_for_compilation.
8298 * unroll.c: Include "function.h"
8299 (unroll_loop): Access regno_pointer_* variables through
8302 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8303 (DECL_SAVED_INSNS): use it.
8304 (expand_dummy_function_end): Declare.
8305 (init_function_for_compilation): Declare.
8306 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8307 that it's no longer an INLINE_HEADER.
8308 (expand_call): Likewise.
8309 * integrate.c (finish_inline): Delete function.
8310 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8311 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8312 args. Don't generate an INLINE_HEADER rtx, just return the arg
8313 vector. All callers changed.
8314 (save_for_inline_copying): Create a duplicate struct emit_status to
8315 hold the emit state for compiling the current function. Use this and
8316 the other new fields in struct function that are for integration
8317 instead of an INLINE_HEADER.
8318 Use memcpy instead of bcopy.
8319 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8320 (save_for_inline_nocopy): Similar changes, except no new emit_status
8322 (expand_inline_function): Get information from function structure,
8323 not from an inline header rtx.
8324 (output_inline_function): Lose code to extract the necessary
8325 information from an inline header; simply put back the function
8326 structure into current_function. Clear its inlinable elt.
8327 * rtl.def (INLINE_HEADER): Delete.
8328 * rtl.h: Delete all accessors for an INLINE_HEADER.
8329 (gen_inline_header_rtx): Delete declaration.
8330 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8331 Delete declarations.
8332 (REGNO_POINTER_ALIGN): Delete.
8333 (clear_emit_caches): Declare.
8334 (set_new_last_label_num): Declare.
8336 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8338 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8340 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8341 * stmt.c (is_eh_region): Make sure current_function is present, too.
8343 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8345 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8346 for 64bit PA targets.
8348 * pa.h (SELECT_SECTION): Define.
8349 * som.h (SELECT_SECTION): Delete.
8351 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8353 * alias.c (init_alias_analysis): Wrap call to
8354 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8356 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8358 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8359 <sys/asm.h> contains an asm comment with an apostrophe
8360 * fixinc/inclhack.sh: regen
8361 * fixinc/fixincl.x: regen
8363 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8365 * function.c (init_function_start): Clear prologue & epilogue.
8366 (prologue_epilogue_contains): New function.
8367 * alias.c (init_alias_analysis): Use it.
8368 * rtl.h (prologue_epilogue_contains): Declare it.
8370 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8372 * jump.c (onlyjump_p): New function.
8373 * rtl.h: Declare it.
8374 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8375 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8377 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8379 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8380 to invert loops. Simplify block scanning.
8382 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8384 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8385 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8387 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8389 * config/sparc/liteelf.h: New file to support sparclite-elf target
8390 * config/sparc/t-sp86x: New file to support sparc86x targets
8391 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8392 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8393 * configure.in: Support above target triplets
8394 * configure: Regenerated
8396 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8398 * fixinc/server.c (server_setup): Do not prefix function used as
8401 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8403 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8404 Remove fp reg alternatives.
8406 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8408 * Makefile.in (TAROUTOPTS): Kill.
8409 (install-headers-tar): Use "xpf" for tar headerfile extraction
8410 * i370/x-oe (TAROUTOPTS): Delete.
8411 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8412 * m68k/x-hp320 (TAROUTOPTS): Delete.
8413 * m68k/x-hp320g (TAROUTOPTS): Delete.
8414 * gcc.texi: Update bug reporting text.
8416 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8418 * reg-stack.c (change_stack) Fixed problem with negative array index.
8420 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8422 * extend.texi, install.texi: Fix spelling mistakes.
8424 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8425 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8426 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8428 * mips/t-ecoff: Likewise.
8429 * mips/t-elf: Likewise.
8430 * mips/t-mips: Likewise.
8431 * mips/t-osfrose: Likewise.
8432 * mips/t-r3900: Likewise.
8433 * mips/t-svr3: Likewise.
8434 * mips/t-svr4: Likewise.
8435 * mips/t-ultrix: Likewise.
8437 * gcc.texi: Document recommend means to provide software floating
8438 point libraries in libgcc.a
8440 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8442 * c-lex.c (yylex): We can have a number with no digits.
8444 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8446 * jump.c (delete_prior_computation): New function, broken
8447 out of delete_computation. Check for side effects with
8448 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8449 multi-word hard registers.
8450 (delete_computation): Use it. Check for side effects with
8451 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8452 missing REG_DEAD note for a register which is both set and
8455 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8457 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8458 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8459 (ASM_FILE_START): Import _mcount with the right type.
8460 (ASM_DECLARE_FUNCTION_NAME): Define.
8461 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8462 * pa.c (output_function_prologue): Always emit the function's label
8464 * pa.h (TEXT_SPACE_P): Define.
8465 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8466 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8467 * som.h (TEXT_SPACE_P): Delete.
8468 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8469 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8471 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8473 * expr.c (emit_group_load): Allow src to be a CONCAT.
8475 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8477 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8478 (___mulsi3): Use '!' comment character.
8480 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8482 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8484 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8486 * gcc.c: Update URLs and mail addresses.
8487 * gcc.texi: Likewise.
8489 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8491 * rs6000.c (current_file_function_operand): Return zero for
8493 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8495 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8498 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8500 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8501 allocate space in the stack frame for the PIC register.
8503 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8505 * m68k.md (xordi3, anddi3): These patterns are not available on
8508 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8510 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8511 (PUT_REAL): Likewise.
8513 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8515 * final.c (shorten_branches): Don't add an alignment for loops
8516 that have no label inside.
8518 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8520 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8521 prototypes in macro HAVE_cmpstrsi.
8523 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8525 * emit-rtl.c (operand_subword): Remove unused variable
8528 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8530 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8532 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8534 * cpphash.c (macroexpand): Delete leading whitespace when arg
8535 is concatenated before.
8536 (unsafe_chars): Correct test for whether + and - can extend a
8539 * cppinit.c (cpp_start_read): Do dependencies for
8540 -include/-imacros files also.
8542 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8543 tokenizing non-directive lines.
8544 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8545 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8548 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8550 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8552 * c-lex.c: Sync with C++ frontend.
8553 (linemode): New variable.
8554 (parse_float): imag, conversion_errno, and type are output only.
8555 (yylex): Adjust. Move initial '.' case into main switch.
8557 (handle_generic_pragma): Just deal with tokens.
8558 (readescape): Use ISXDIGIT and ISGRAPH.
8559 * c-parse.in: Add END_OF_LINE token.
8561 * c-lex.c (lang_init): Generalize.
8562 (nextchar): Remove. Replace uses with UNGETC.
8563 (skip_white_space): Handle linemode here. Optimize for cpplib.
8564 (skip_white_space_on_line): Remove.
8565 (extend_token_buffer_to): New fn.
8566 (extend_token_buffer): Use it.
8567 (read_line_number, check_newline): Just deal with tokens.
8568 (token_getch, token_put_back): New fns.
8569 (yylex): Use them. More cpplib optimizations. Simplify.
8571 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8572 Jason Merrill <jason@yorick.cygnus.com>
8574 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8575 (consume_string): Make this smart about USE_CPPLIB.
8576 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8577 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8578 Also, clean up cases where we redundantly set token_buffer[0].
8579 (read_line_number): New fn.
8580 (ignore_escape_flag): New variable.
8582 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8584 * a29k/t-a29kbare: Fix some comments.
8585 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8586 (FPBIT, DPBIT): Define.
8587 * a29k/t-vx29k: Likewise.
8588 * arc/t-arc: Likewise.
8589 * arm/t-arm-elf: Likewise.
8590 * arm/t-bare: Likewise.
8591 * arm/t-pe: Likewise.
8592 * arm/t-pe-thumb: Likewise.
8593 * arm/t-semi: Likewise.
8594 * arm/t-thumb: Likewise.
8595 * arm/t-thumb-elf: Likewise.
8596 * arm/t-thumb-linux: Likewise.
8597 * h8300/t-h8300: Likewise.
8598 * i960/t-i960: Likewise.
8599 * i960/t-vxworks960: Likewise.
8600 * m32r/t-m32r: Likewise.
8601 * mips/t-ecoff: Likewise.
8602 * mips/t-elf: Likewise.
8603 * mips/t-r3900: Likewise.
8604 * pa/t-pro: Likewise.
8605 * rs6000/t-aix43: Likewise.
8606 * rs6000/t-beos: Likewise.
8607 * rs6000/t-newas: Likewise.
8608 * rs6000/t-ppccomm: Likewise.
8609 * rs6000/t-rs6000: Likewise.
8610 * rs6000/t-winnt: Likewise.
8611 * rs6000/t-xnewas: Likewise.
8612 * rs6000/t-xrs6000: Likewise.
8613 * sh/t-sh: Likewise.
8614 * sparc/t-elf: Likewise.
8615 * sparc/t-sparcbare: Likewise.
8616 * sparc/t-sparclite: Likewise.
8617 * sparc/t-splet: Likewise.
8618 * v850/t-v850: Likewise.
8619 * mn10200/t-mn10200: Fix comments.
8620 * mn10300/t-mn10300: Likewise.
8622 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8623 dummy operand. Allocate a new pseudo for the dummy operand.
8624 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8626 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8628 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8630 * configure: Rebuilt.
8631 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8633 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8635 * recog.c (preproces_constraints): Zero recog_op_alt before
8636 processing the constraints.
8638 * arm.c (typedef minipool_node): Renamed from pool_node.
8639 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8640 (add_minipool_constant): New function.
8641 (dump_minipool): New function.
8642 (find_barrier): Remove special case for getting the insn size of
8643 an insn that references the constant pool.
8644 (minipool_fixup): New structure.
8645 (push_minipool_barrier): New function.
8646 (push_minipool_fix): New function.
8647 (note_invalid_constants): New function.
8648 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8649 (arm_reorg): Rewrite code to fix up the constant pool into a
8650 series of mini-pools embedded in the insn stream.
8651 (arm_output_epilogue): New function, made mainly from the body
8652 of output_func_epilogue.
8653 (output_func_epilogue): Move insn generation part of epilogue code
8654 to arm_output_epilogue.
8655 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8656 * arm.md (pool_range): New attribute.
8657 (zero_extendqidi2): Add attribute pool_range.
8658 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8659 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8660 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8661 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8662 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8663 (epilogue): New expand.
8664 (epilogue_insn): New insn. Call arm_output_epilogue.
8666 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8667 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8669 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8671 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8673 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8675 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8677 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8679 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8681 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8683 * global.c: Fix comment.
8685 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8687 * gcc.c (access_check): New static function.
8688 (find_a_file): Use it when searching a directory list.
8689 * collect2.c (find_a_file): Don't accept directories found when
8690 searching a directory list.
8692 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8694 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8695 function parameters with `&'.
8696 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8698 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8700 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8701 or tidy_fallthru_edge if the last insn in the block is not
8702 an unconditional jump or a simple conditional jump.
8704 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8706 * Makefile.in (c-decl.o): Depends on defaults.h.
8708 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8710 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8712 (CLASS_MAX_NREGS): Likewise.
8714 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8716 * cse.c (cse_insn): Fix dumb thinko in last change.
8718 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8720 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8723 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8725 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8726 test for sizes of passed and declared parameter types.
8728 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8730 * fixincludes: Fix the return type of bsearch, char* -> void*.
8732 * fixinc/inclhack.def: Likewise.
8734 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8736 * invoke.texi (-fdump-translation-unit): New option.
8738 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8740 * expr.h (PROMOTE_PROTOTYPES): Move ...
8741 * defaults.h: ... to here.
8742 * c-decl.c: Include defaults.h instead of expr.h.
8743 * c-typeck.c: Include defaults.h.
8745 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8747 * toplev.h (errorcount): Declare.
8748 (warningcount): Likewise.
8749 (sorrycount): Likewise.
8750 * c-lex.c (errorcount): Don't declare.
8751 * dwarf2out.c (errorcount): Don't declare.
8753 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8755 * config/libgloss.h: Add a note discouraging use with ELF.
8756 * configure.in: Don't use libgloss.h for ELF targets.
8757 Always use_collect2 on a.out targets.
8759 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8761 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8762 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8764 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8766 * loop.c (strength_reduce): When doing biv->giv conversion, update
8767 reg note of NEXT->insn.
8769 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8771 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8773 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8775 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8776 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8777 Ensure expr.h is included.
8778 * c-typecheck.c (convert_arguments): Ditto.
8780 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8782 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8783 * config/convex/convex.h: Ditto.
8784 * config/dsp16xx/dsp16xx.h: Ditto.
8785 * config/fx80/fx80.h: Ditto.
8786 * config/gmicro/gmicro.h: Ditto.
8787 * config/i370/i370.h: Ditto.
8788 * config/i386/i386.h: Ditto.
8789 * config/m32r/m32r.h: Ditto.
8790 * config/m68k/m68k.h: Ditto.
8791 * config/m88k/m88k.h: Ditto.
8792 * config/mips/mips.h: Ditto.
8793 * config/pa/pa.h: Ditto.
8794 * config/pyr/pyr.h: Ditto.
8795 * config/tahoe/tahoe.h: Ditto.
8796 * config/we32k/we32k.h: Ditto.
8798 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8801 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8803 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8806 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8808 1999-08-02 Richard Henderson <rth@cygnus.com>
8810 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8811 for the register spill block.
8813 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8814 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8816 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8817 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8818 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8820 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8822 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8823 MAX_WCHAR_TYPE defined in sparc.h.
8824 * config/sparc/linuxaout.h: Likewise.
8825 * config/sparc/linux64.h: Likewise.
8826 Also default to -mvis if CPU is UltraSPARC.
8828 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8830 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8831 (RTX_OK_FOR_OLO10): Likewise.
8832 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8833 %lo(), allow it in addresses...
8834 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8835 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8836 does not make sense.
8837 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8838 (sparc_output_scratch_registers): New function.
8839 (output_function_prologue, sparc_flat_output_function_prologue): Use
8841 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8843 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8844 * configure.in: Add check for .register pseudo-op support in as and
8845 check for offsetable %lo().
8846 * acconfig.h: Add templates for the above checks.
8847 * configure: Regenerate.
8849 1999-08-02 Richard Henderson <rth@cygnus.com>
8851 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8852 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8853 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8855 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8857 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8860 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8862 * config/float-sparc.h: New file.
8863 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8864 sparc-*-linux-gnu and sparc64-*-linux*.
8866 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8868 * rs6000.c (rs6000_va_list): Type is an array.
8869 (rs6000_va_start): Don't doubly adjust for varargs.
8870 (rs6000_va_arg): Evaluate long long GPR adjustment.
8872 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8874 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8875 -maix64 and -maix32.
8876 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8877 LINK_SPEC): Change appropriately.
8878 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8879 (u_short_cint_operand): Likewise.
8880 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8882 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8884 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8886 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8888 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8890 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8891 (non_add_cint_operand): Likewise.
8892 (logical_operand): Likewise.
8893 (non_logical_cint_operand): Likewise.
8894 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8895 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8896 (rs6000_select_rtx_section): Suppress warning.
8897 (small_data_operand): Suppress warning.
8898 (rs6000_got_register): Suppress warning.
8899 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8900 type, so `J' is generally the wrong constraint for a SImode value;
8902 (andsi3_internal2): Likewise.
8903 (andsi3_internal3): Likewise.
8904 (iorsi3_internal1): Likewise.
8905 (xorsi3_internal1): Likewise.
8907 (movsf_softfloat): Likewise.
8908 (scc insns): Likewise.
8909 (movsi+2): Preserve sign bits of SImode constant.
8910 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8911 (movdf+1): Sign-extend properly.
8912 (movdi_32+1): Sign-extend properly.
8913 (scc insns): Sign-extend properly.
8915 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8918 1999-08-02 Richard Henderson <rth@cygnus.com>
8920 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8922 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8923 * alpha.md (all fp insns): Likewise.
8925 1999-08-02 Nick Clifton <nickc@cygnus.com>
8927 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8930 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8932 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8933 pic_load_label generator directly.
8934 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8935 No longer a named pattern.
8937 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8939 * explow.c (force_reg): Call force_operand if X does not
8940 satisfy general_operand.
8942 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8944 * fix-header.c (main): When testing for CONTINUED, use string
8945 equality, not pointer equality.
8947 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8949 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8951 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8953 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8954 that has become an unconditional jump.
8956 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8957 (output_function_epilogue): Similarly.
8959 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8961 * tree.h (init_dummy_function_start): Declare.
8963 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8965 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8966 last_expr_type, last_expr_value, block_start_count, block_stack,
8967 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8968 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8969 dynamically in stmt elt of struct function for each function.
8970 (struct nesting): Rename function_call_count elt to n_function_calls,
8971 target_temp_slot_level to block_target_temp_slot_level. All users
8973 (struct stmt_status): New structure definition.
8974 Add many accessor macros for stmt_status elements which previously
8975 were global variables.
8976 (init_stmt_for_function): Allocate stmt elt for current_function.
8977 Reflect that block_start_count was renamed to
8978 current_block_start_count.
8979 (save_stmt_status, restore_stmt_status): Delete functions.
8980 (preserve_subexpressions_p): Don't access loop_stack when outside
8982 (expand_start_bindings): Reflect that block_start_count was renamed to
8983 current_block_start_count.
8984 (expand_fixup): Likewise.
8985 (expand_decl): Don't access block_stack when outside a function.
8986 (expand_decl_cleanup): Likewise.
8987 (expand_dcc_cleanup): Likewise.
8988 (expand_dhc_cleanup): Likewise.
8989 (expand_anon_union_decl): Likewise.
8990 (set_file_and_line_for_stmt): New function.
8991 (in_control_zone_p): New function.
8993 * function.h (struct function): Add new elt stmt.
8994 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8995 case_stack, nesting_stack, nesting_depth, block_start_count,
8996 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8997 emit_lineno, goto_fixup_chain.
8998 (save_eh_status, restore_eh_status, save_stmt_status,
8999 restore_stmt_status): Delete declarations.
9000 * function.c (push_function_context_to): Don't call save_stmt_status.
9001 (pop_function_context_to): Don't call restore_stmt_status.
9002 * tree.h (in_control_zone_p): Declare.
9003 * rtl.h (set_file_and_line_for_stmt): Declare.
9005 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9006 call set_file_and_line_for_stmt.
9008 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9010 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9011 Also update copyright.
9013 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9015 * c-pragma.c: Don't include "except.h".
9016 * emit-rtl.c: Likewise.
9017 * stor-layout.c: Likewise.
9019 * varasm.c: Likewise.
9021 * flow.c: Include "function.h".
9022 * tree.h (init_dummy_function_start): Declare new function.
9024 * except.h (struct eh_status): New structure.
9025 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9027 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9028 catch_clauses, false_label_stack, caught_return_label_stack,
9029 protect_list, current_function_ehc): Add accessor macros for the
9030 corresponding fields in current_function->eh; delete declarations
9031 for all items that used to be declared here.
9032 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9033 catch_clauses, false_label_stack, caught_return_label_stack,
9034 protect_list, current_function_ehc): Delete variables.
9035 (init_eh_for_function): Allocate current_function->eh.
9036 (save_eh_status, restore_eh_status): Delete functions.
9038 * function.h (struct function): Add fields next_global and eh.
9039 Delete all exception handling related fields.
9040 * function.c (current_function): New variable.
9041 (all_functions): New variable.
9042 (push_function_context_to): Don't allocate a struct function,
9043 use current_function instead. Call init_dummy_function_start when
9044 outside a function. Clear current_function before returning.
9045 (pop_function_context_from): Restore current_function.
9046 Don't free the restored struct function.
9047 (prepare_function_start): New function.
9048 (init_dummy_function_start): New function.
9049 (init_function_start): Break out some code into prepare_function_start
9052 * stmt.c (save_stmt_status): Don't call save_eh_status.
9053 (restore_stmt_status): Don't call restore_eh_status.
9055 * Makefile.in: Update dependencies.
9057 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9059 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9060 of depending on a magic constant value. Update comments.
9061 (hppa_expand_prologue): Similarly.
9063 * pa.md (reload_indi, reload_outdi): Allow any register for the
9064 original reload register.
9066 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9068 * cccp.c (print_help): Change marcos to macros.
9070 1999-07-30 Richard Henderson <rth@cygnus.com>
9072 * c-typeck.c (initializer_constant_valid_p): Move ...
9073 * c-common.c (initializer_constant_valid_p): ... here. Use
9074 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9076 * c-common.h (initializer_constant_valid_p): Declare.
9077 * c-tree.h (initializer_constant_valid_p): Remove.
9079 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9081 * config/i386/sol2-c1.asm: Align the stack.
9082 * config/i386/sol2-gc1.asm: Likewise.
9084 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9086 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9087 -Asparclite for sparc86x.
9088 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9090 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9092 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9094 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9095 the user if using the non-default arch size in BI_ARCH configuration.
9096 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9098 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9099 Fix patterns so that they actually match.
9100 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9101 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9102 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9104 (mulsidi3): Reflect this in the expand.
9105 (smulsi3_highpart): Only on TARGET_ARCH32.
9106 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9107 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9108 (umulsidi3): Reflect this in the expand.
9109 (umulsi3_highpart): Only on TARGET_ARCH32.
9110 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9111 don't require g0 to be zero.
9112 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9113 ({,u}divsi3): New expands.
9114 ({,u}divsi3_sp64): New patterns.
9115 (after lshrdi3_v8plus): Four new patterns to help combiner
9116 optimizing nested mixed mode shifts.
9118 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9119 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9120 speed things up. Don't use them by default on plain v9 in 64bit
9121 mode, according to what SPAMv9 sais.
9123 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9124 top 32 bits of %[og][0-7] in signal handlers.
9125 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9127 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9129 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9130 (ashlsi3): Corresponding changes.
9132 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9134 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9136 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9138 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9140 * arm.h (Hint): Delete macro.
9141 Substitute HOST_WIDE_INT for Hint in some prototypes.
9142 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9144 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9146 * builtins.c (expand_builtin_setjmp): Use force_operand to
9147 make sure that the buffer address is in a suitable form to be
9148 passed to force_reg.
9150 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9152 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9155 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9157 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9158 proper mode in the condition string.
9159 (icacheflush, dcacheflush): Remove modes from match_operands.
9161 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9162 proper mode before using it.
9164 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9167 * pa.c (store_reg): Do not call add_high_const generator directly.
9168 (load_reg, set_reg_plus_d): Likewise.
9169 * pa.md (add_high_const): No longer a named pattern.
9171 * pa.c (legitimize_address): Consistently use Pmode rather than
9172 SImode. Do not call gen_pic2_highpart directly anymore.
9173 * pa.md (pic2_highpart): No longer a named pattern.
9174 (pic2_lo_sum): Similarly. Reformat to make more readable.
9176 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9181 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9183 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9185 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9187 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9188 and tag the spill mems.
9189 (hppa_va_start): New.
9191 * pa.h (EXPAND_BUILTIN_VA_START): New.
9192 (EXPAND_BUILTIN_VA_ARG): New.
9194 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9196 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9197 and tag the spill mems.
9198 (mn10300_va_start): New.
9199 (mn10300_va_arg): New.
9200 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9201 (EXPAND_BUILTIN_VA_ARG): New.
9203 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9205 * mn10200.c (mn10200_va_arg): New.
9206 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9208 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9210 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9211 rather than play with TREE_INT_CST_LOW.
9213 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9215 * config/arm/telf.h: Include dbxelf.h.
9216 (CPP_PREDEFINES): Only define if not already defined.
9217 (ASM_IDENTIFY_GCC): Likewise.
9218 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9219 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9220 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9222 (DBX_DEBUGGING_INFO): Don't define.
9223 * config/arm/linux-telf.h: New file.
9224 * config/arm/linux-tgas.h: New file.
9225 * config/arm/t-thumb-linux: New file.
9226 * config/arm/uclinux-elf.h: New file.
9227 * config/arm/uclinux-telf.h: New file.
9228 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9229 thumb-*-uclinux): New targets.
9230 * configure: Regenerate.
9232 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9234 * pa.md (post_store, pre_load): New expanders.
9235 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9236 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9237 need to directly generate RTL for them.
9238 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9241 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9243 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9244 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9245 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9246 (secndary_reload_class): Make TARGET_ELF conditional compile.
9247 (print_operand_address): Similar.
9248 (output_toc): Print all values as hex.
9249 (get_issue_rate): Rearrange and add RS64A and PPC630.
9250 * rs6000.h (processor_type): Add RS64A and PPC630.
9251 (PROCESSOR_POWERPC64): New.
9252 (PROMOTE_MODE): Use word_mode.
9253 (RTX_COSTS): Add RS64A and PPC630.
9254 * rs6000.md (scheduling information): Add lmul and ldiv
9255 representing 64-bit integer multiply and divide. Add rs64a and
9257 (ashldi3): Add support for "rldic" instruction.
9258 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9260 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9262 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9263 instead of V8 for sparclite86x in cpu_table.
9265 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9267 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9268 output_file_directive.
9270 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9272 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9273 tree for op1, not the rtl.
9275 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9277 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9278 to m88k_va_start, leaving only the register spill.
9279 (m88k_build_va_list): New.
9280 (m88k_va_start): New.
9282 * m88k.h (BUILD_VA_LIST_TYPE): New.
9283 (EXPAND_BUILTIN_VA_START): New.
9284 (EXPAND_BUILTIN_VA_ARG): New.
9286 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9288 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9289 Rename from expand_builtin_saveregs.
9290 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9292 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9294 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9295 for the register spill block.
9296 (i960_build_va_list): New.
9297 (i960_va_start): New.
9299 * i960.h (BUILD_VA_LIST_TYPE): New.
9300 (EXPAND_BUILTIN_VA_START): New.
9301 (EXPAND_BUILTIN_VA_ARG): New.
9302 * i960.md (store_multiple): Use change_address on individul mems.
9304 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9306 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9308 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9309 (expand_builtin_va_end): Evaluate arg for side effects.
9310 * c-common.c (c_common_nodes_and_builtins): Construct a
9311 va_list_arg_type_node to handle array decomposition to pointer.
9313 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9315 * except.c (start_dynamic_cleanup): Use force_operand on the
9318 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9320 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9321 * c4x.c (c4x_va_arg): New.
9323 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9325 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9328 1999-07-26 Nathan Sidwell <nathan@acm.org>
9330 * eh-common.h (__eh_matcher): Prototype correctly.
9332 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9334 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9335 (TARGET_SINGLE_PIC_BASE): Likewise.
9336 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9338 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9339 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9340 (TARGET_OPTIONS): Add -mpic-register=N.
9341 (OUTPUT_INT_ADDR_CONST): New macro.
9342 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9343 LEGITIMATE_PIC_OPERAND_P): Likewise.
9344 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9345 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9346 output_addr_const directly.
9347 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9349 (thumb_pic_register, thumb_pic_register_string): Declare.
9351 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9353 (label_mentioned_p): New function: Imported from arm.c.
9354 (legitimize_pic_address): New function: Imported from arm.c.
9355 (is_pic):New function: Imported from arm.c.
9356 (thumb_finalize_pic):New function: Imported from arm.c.
9357 (add_constant): Cope with PIC constants.
9358 (fixit): Cope with PIC constants.
9359 (output_return): Do not treat the PIC register as live if
9360 TARGET_SINGLE_PIC_BASE is true.
9361 (thumb_function_prologue): Do not treat the PIC register as live if
9362 TARGET_SINGLE_PIC_BASE is true.
9363 (thumb_expand_prologue): Do not treat the PIC register as live if
9364 TARGET_SINGLE_PIC_BASE is true.
9365 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9366 TARGET_SINGLE_PIC_BASE is true.
9367 (thumb_print_operand): Accept '|'.
9368 (thumb_override_options): Process PIC options.
9370 * config/arm/thumb.md (movsi): Support PIC.
9371 (call_insn): Change "i" constraint to "X".
9372 (call_value_insn): Likewise.
9373 (consttable_4, consttable_8, consttable_end): Set and clear
9374 "making_const_table" as appropriate.
9375 (pic_load_addr, pic_add_dot_plus_four): New insns.
9377 * invoke.texi (Thumb Options): Fix spelling. Document new
9378 options -msingle-pic-base and -mpic-register=.
9380 1999-07-26 Andrew Haley <aph@cygnus.com>
9382 * config/m32r/initfini.c (__init): Use a full word immediate for
9383 __fini: this allows it to be placed in any memory region.
9385 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9386 -mmodel=medium. This is OK for all memory models.
9388 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9390 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9391 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9393 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9395 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9398 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9400 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9402 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9403 (BUILD_VA_LIST_TYPE): New.
9404 (EXPAND_BUILTIN_VA_START): New.
9405 (EXPAND_BUILTIN_VA_ARG): New.
9406 * i860.c (output_delayed_branch): Disable.
9407 (output_delay_insn): Likewise.
9408 (i860_saveregs): New.
9409 (i860_build_va_list): New.
9410 (i860_va_start): New.
9412 * i860.md: Disable all peepholes using output_delayed_branch.
9413 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9415 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9417 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9418 (BUILD_VA_LIST_TYPE): New.
9419 (EXPAND_BUILTIN_VA_START): New.
9420 (EXPAND_BUILTIN_VA_ARG): New.
9421 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9422 Return the address of the save area.
9423 (clipper_build_va_list): New.
9424 (clipper_va_start): New.
9425 (clipper_va_arg): New.
9427 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9429 * arc.h (EXPAND_BUILTIN_VA_START): New.
9430 (EXPAND_BUILTIN_VA_ARG): New.
9431 * arc.c (arc_setup_incoming_varargs): Set alias set of
9433 (arc_va_start): New.
9436 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9438 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9439 (BUILD_VA_LIST_TYPE): New.
9440 (EXPAND_BUILTIN_VA_START): New.
9441 (EXPAND_BUILTIN_VA_ARG): New.
9442 * alpha.c (alpha_builtin_saveregs): Delete.
9443 (alpha_build_va_list): New.
9444 (alpha_va_start): New.
9445 (alpha_va_arg): New.
9447 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9449 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9451 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9452 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9454 * gcc.texi: More changes related to list conversion.
9455 * invoke.texi: Likewise.
9457 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9459 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9460 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9461 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9462 (stabilize_va_list): New function.
9463 (std_expand_builtin_va_start): New function.
9464 (expand_builtin_va_start): New function.
9465 (get_varargs_alias_set): New function.
9466 (std_expand_builtin_va_arg): New function.
9467 (expand_builtin_va_arg): New function.
9468 (expand_builtin_va_end): New function.
9469 (expand_builtin_va_copy): New function.
9470 (expand_builtin): Call them.
9471 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9472 __builtin_{varargs_start,stdarg_start,end,copy}.
9473 (build_va_arg): New function.
9474 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9475 (build_va_arg): Declare.
9476 * c-decl.c (ptr_type_node, va_list_type_node): New.
9477 * c-parse.gperf (__builtin_va_arg): New.
9478 * c-parse.in (VA_ARG): New token.
9479 (unary_expr): Recognize it.
9480 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9481 * expr.h (std_expand_builtin_va_start): Declare.
9482 (std_expand_builtin_va_arg): Declare.
9483 (expand_builtin_va_arg): Declare.
9484 (get_varargs_alias_set): Declare.
9485 * tree.def (VA_ARG_EXPR): New.
9486 * tree.h (BUILT_IN_VARARGS_START): New.
9487 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9488 (ptr_type_node, va_list_type_node): Declare.
9489 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9490 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9491 * m88k.h, m88k.c: Likewise.
9492 * mn10300.h, mn10300.c: Likewise.
9493 * pa.h, pa.c: Likewise.
9494 * rs6000.h, rs6000.c: Likewise.
9495 * sh.h, sh.c: Likewise.
9496 * sparc.h, sparc.c: Likewise.
9498 * emit-rtl.c (operand_subword): Copy alias set.
9499 (change_address): Likewise.
9501 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9503 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9504 not just the first one.
9506 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9508 * config/arm/arm.h (TARGET_SWITCHES): Add
9509 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9510 (TARGET_OPTIONS): Add -mpic-register=.
9511 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9512 (arm_pic_register_string): Declare.
9513 (NEED_PLT_GOT): Delete, replace with ...
9514 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9515 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9516 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9517 * config/arm/arm.c (arm_override_options): Add new option
9519 (arm_pic_register_string): New variable.
9520 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9521 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9522 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9523 (output_return_instruction): Likewise.
9524 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9525 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9526 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9528 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9529 mention of -msched-prolog. Document new options -msingle-pic-base
9530 and -mpic-register=.
9532 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9534 * haifa-sched.c (reemit_notes): Tidy.
9535 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9538 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9540 * explow.c (trunc_int_for_mode): New function.
9541 (plus_constant_wide): Use it.
9542 * combine.c (simplify_and_const_int): Likewise.
9543 (merge_outer_ops): Likewise.
9544 (simplify_shift_const): Likewise.
9545 * cse.c (simplify_unary_operation): Likewise.
9546 (simplify_binary_operation): Likewise.
9547 * emit-rtl.c (operand_subword): Likewise.
9548 * rtl.h: Declare it.
9550 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9552 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9553 (use NUM_REGS instead of NUM_INTS).
9555 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9557 * builtins.c: New file.
9558 * expr.c (saveregs_value, apply_args_value): Delete definition,
9559 moved into builtins.c.
9560 (string_constant): No longer static.
9561 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9562 apply_args_size, apply_result_size, result_vector,
9563 expand_builtin_apply_args, expand_builtin_apply,
9564 expand_builtin_return): Delete functions, moved into builtins.c.
9565 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9566 * expr.h (saveregs_value, apply_args_value): Declare variables.
9567 (expand_builtin, string_constant): Declare functions.
9568 * Makefile.in: Update to build builtin.o.
9570 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9572 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9573 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9574 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9575 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9577 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9580 1999-07-21 Michael Meissner <meissner@cygnus.com>
9582 * print-rtl.c (print_rtx): Print the names of the virtual
9585 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9587 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9588 introduced in previous delta.
9590 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9592 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9593 to avoid name clash.
9595 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9597 * c-lex.c (yylex) : Correct the test for overflow when lexing
9600 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9602 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9603 (adjust_priority): Always call ADJUST_PRIORITY.
9604 (schedule_insn): Only put insns into the ready at cost 0.
9605 (schedule_block): Remove redundant initial sort. Give clock_var
9606 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9608 * tm.texi (MD_SCHED_REORDER): Update docs.
9610 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9611 * sparc.c (ultra_reorder_called_this_block): Delete.
9612 (ultrasparc_sched_init): Don't set it.
9613 (ultrasparc_sched_reorder): Don't check it.
9615 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9617 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9618 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9619 (function_arg_boundary): Align DFmode.
9620 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9621 to get fp reg and stack overflow correct.
9622 (function_arg): Likewise.
9623 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9624 (setup_incoming_varargs): Restructure for ABI_V4; use
9625 function_arg_advance to skip final named argument.
9626 (expand_builtin_saveregs): Properly unskip the last integer arg
9627 when doing varargs. Adjust overflow location calculation.
9629 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9630 explicitly unsigned.
9631 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9632 (__VA_GP_REGSAVE): Similarly.
9633 (__va_longlong_p): Delete.
9634 (__va_arg_type_violation): New declaration.
9635 (va_arg): Restructure. Flag promotion errors. Align double.
9636 TFmode passed by reference.
9638 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9639 in the HOST_BITS_PER_WIDE_INT > 32 case.
9641 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9643 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9645 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9647 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9648 * toplev.c (documented_lang_options): Add -fpreprocessed.
9649 * cpplib.h (struct cpp_buffer): Add preprocessed.
9650 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9651 (cpp_start_read): Don't expand macros or emit an initial #line
9652 directive if -fpreprocessed.
9654 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9656 * cpplib.h (struct cpp_buffer): Added manual_pop for
9657 better C++ tokenization.
9658 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9659 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9660 * c-common.c (cpp_token): Make non-static.
9662 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9664 * c-common.h: New file.
9665 * c-common.c (permanent_obstack): Delete unused declaration.
9666 (c_global_trees): New array.
9667 (c_common_nodes_and_builtins): New function; split off common code
9668 from init_decl_processing in both c-decl.c and cp/decl.c.
9669 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9670 c_global_trees and accessor macros defined in c-common.h.
9672 * c-decl.c: Delete definitions for tree nodes that were replaced by
9674 (init_decl_processing): Build void_list_node.
9675 Call c_common_nodes_and_builtins; delete code to generate the common
9677 * objc/objc-act.c (build_module_descriptor): Rename variable
9678 void_list_node to avoid clash with c-common.h.
9680 * Makefile.in: Update dependencies.
9681 * objc/Make-lang.in: Likewise.
9683 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9685 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9686 (UNIQUE_SECTION_P): Likewise.
9687 (UNIQUE_SECTION): Likewise.
9689 1999-07-19 Linas Vepstas <linas@linas.org>
9691 * config/i370/README: New file.
9692 * config/i370/linux.h: New file.
9693 * config/i370/mvs.h: New file.
9694 * config/i370/oe.h: New file.
9695 * config/i370/t-linux: New file.
9696 * config/i370/t-mvs: New file.
9697 * config/i370/t-oe: New file.
9698 * config/i370/x-oe: New file.
9699 * config/i370/xm-linux.h: New file.
9700 * config/i370/xm-mvs.h: New file.
9701 * config/i370/xm-oe.h: New file.
9703 * i370.c (label_node_t): Add first_ref_page, label_addr,
9704 label_first_ref, label_last_ref members.
9705 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9706 (MAX_MVS_LABEL_SIZE): Define.
9707 (MAX_LONG_LABEL_SIZE): Define.
9708 (alias_node_t, alias_anchor, alias_number): New.
9709 (mvs_function_table): Reorder for EBCDIC.
9710 (ascebc, ebcasc): Unconditionally define.
9711 (i370_branch_dest, i370_branch_length): New functions.
9712 (i370_short_branch, i370_label_scan): New functions.
9713 (mvs_get_label): Renamed from mvs_add_label. Search for
9714 an existing label before creating a new one.
9715 (mvs_add_label): New function.
9716 (mvs_get_label_page): New function.
9717 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9718 over the entire list.
9719 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9720 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9721 (mvs_add_alias, mvs_need_alias): New functions.
9722 (mvs_get_alias, mvs_check_alias): New functions.
9723 (handle_pragma): New function.
9724 (mvs_function_check): New function.
9725 (unsigned_jump_follows_p): Search harder.
9726 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9727 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9728 * i370.h (TARGET_VERSION): Delete.
9729 (CPP_SPEC, CPP_PREDEFINES): Delete.
9730 (mvs_label_emitted): Delete.
9731 (TARGET_EBCDIC): Delete.
9732 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9733 (HANDLE_PRAGMA): Define.
9734 (HARD_REGNO_NREGS): Handle complex modes.
9735 (HARD_REGNO_MODE_OK): Likewise.
9736 (CLASS_MAX_NREGS): Likewise.
9737 (RET_REG): Likewise.
9738 (EXTRA_CONSTRAINT): Define.
9739 (RETURN_IN_MEMORY): True for DImode.
9740 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9741 (FUNCTION_PROFILER): Delete.
9742 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9743 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9744 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9745 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9746 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9747 (ASM_FILE_START): Add "RMODE ANY".
9748 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9749 (ASM_GLOBALIZE_LABEL): Likewise.
9750 (ASM_OUTPUT_LABELREF): Likewise.
9751 (ASM_OUTPUT_COMMON): Likewise.
9752 (PRINT_OPERAND): Handle 'K', 'W', default.
9753 (PRINT_OPERAND_ADDRESS): New.
9754 (Lots of defines): Add support for TARGET_ELF_ABI.
9755 * i370.md (attr length): New. Define for all patterns.
9756 (*): Lots of tweeks to assembly output and constraints.
9758 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9760 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9761 Disable patterns performing SImode comparisons with SImode values
9762 if TARGET_POWERPC64 and instruction does not sign-extend or does
9763 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9764 differ for signed quantities.
9765 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9766 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9767 (decrement_and_branch_on_count): Add 64-bit variant.
9769 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9771 * final.c (output_asm_insn): When searching for the matching string
9772 for a given dialect, don't run past the end of the list of
9773 alternatives if there are fewer alternatives in the template than
9776 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9778 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9779 Removed paragraph about compression of files and size limitation,
9780 duplicated in the FAQ. Use gcc-patches for posting patches.
9781 * gcc.c (main): Updated URL with bug reporting instructions to
9782 gcc.gnu.org. Removed e-mail address.
9783 * system.h (abort): Likewise.
9785 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9787 * Makefile.in (stmp-multilib-sub): Make the files extracted
9788 from $(LIBGCC1) writable.
9790 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9792 * config/arm/aout.h: Reformat for improved readability.
9794 * config/arm/arm.h: Reformat for improved readability.
9795 Replace uses of fprintf with asm_fprintf where appropriate.
9796 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9797 function declaration assembler actions.
9798 (NUM_INTS): New macro: Convert from bytes to words.
9799 (NUM_REGS): New macro: Compute number of registers required to
9800 hold a quanitity of tyep MODE.
9801 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9803 (NUM_ARG_REGS): New macro: The number of argument registers
9805 (ARG_REGISTER): New macro: Compute the register number of the Nth
9807 (LAST_ARG_REGNUM): New macro: The number of the last argument
9809 (SP_REGNUM): New macro: Register number of the stack pointer.
9810 (FP_REGNUM): New macro: Register number of the frame pointer.
9811 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9812 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9813 CUMULATIVE_ARGS so that it counts registers not bytes.
9815 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9817 Replace uses of fprintf with asm_fprintf where appropriate.
9818 (output_ascii_pseudo_op): Replace with version from thumb.c
9820 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9822 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9824 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9825 (ASM_FILE_START): Emit ASM_APP_OFF.
9827 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9829 * pa.c (compute_frame_size): Round frame according to
9830 STACK_BOUNDARY rather than a hardwired value.
9832 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9834 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9836 * configure: Rebuilt.
9838 * configure.in (hppa*-*-linux*): New configuration.
9839 * configure: Rebuilt.
9840 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9841 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9842 * pa/pa-linux.h: New file.
9843 * pa/t-linux: New file.
9844 * pa/xm-linux.h: New file.
9846 * pa.c (hppa_legitimize_address): Change references from SImode to
9847 either Pmode or word_mode as appropriate.
9848 (emit_move_sequence, store_reg, load_reg): Likewise.
9849 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9850 (output_mul_insn): Likewise.
9851 * pa.h (PROMOTE_MODE): Likewise.
9852 (INITIALZE_TRAMPOLINE): Likewise.
9853 (Pmode): Define to word_mode.
9855 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9856 value of 4. Allocate 8 bytes for each FP register save.
9857 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9859 (hppa_expand_prologue): Likewise.
9860 * pa.h (PROMOTE_MODE): Likewise.
9861 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9862 (FUNCTION_ARG_BOUNDARY): Likewise.
9864 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9866 * pa.c (out_of_line_prologue_epilogue): Delete.
9867 (override_options): Remove -mspace related code.
9868 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9869 (compute_frame_size): Only allocate space for register that
9870 actually need to be saved.
9871 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9872 (TARGET_SWITCHES): Remove -mspace, -mno-space
9873 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9874 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9875 * pa/ee.asm, pa/ee_fp.asm: Delete.
9877 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9879 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9880 directive in column zero.
9882 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9884 * m68k.c (output_function_prologue): Fix computation of save mask
9885 when generating PIC code.
9887 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9889 * tree.c (build_type_attribute_variant): Move current_obstack restore
9890 after build_qualified_type call.
9892 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9894 * configure.in: Use t-iris6, even with GNU LD.
9895 * config/mips/iris6gld.h: Fix typo in linker spec.
9896 * config/mips/t-iris6gld: Remove.
9898 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9900 * rs6000.md (insv, extzv): Remove SImode dependence in named
9901 patterns. Explicitly generate DImode RTL if PowerPC64 and
9903 (insvdi): Reverse start and size in instruction template.
9905 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9907 * invoke.texi: Typo fixes.
9909 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9911 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9912 handle at this time instead of silently generating incorrect code.
9913 (gen_imagpart): Likewise.
9915 * reload.c (find_reloads): Emit a USE for a pseudo register without
9916 a hard register if we could not create an optional reload for the
9919 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9921 * c-typeck.c (output_init_element, process_init_element):
9922 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9923 check for nameless bit fields.
9925 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9927 * regclass.c (scan_one_insn): Notice subregs that change the
9928 size of their operand.
9929 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9931 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9933 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9934 * configure: Rebuilt.
9935 * alpha/t-ieee: New file.
9937 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9939 * rs6000.c (find_addr_reg): Do not select r0 as an address
9942 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9944 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9946 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9948 * rs6000.md (movsf): Do not force easy FP constants into memory.
9950 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9951 immed_double_const to ensure they are properly truncated then
9954 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9956 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9957 always unless NO_DEBUG is used. Compile this code
9959 (replace_symbols_in_block): Compile it unconditionally.
9961 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9963 * configure.in (i?86-*-elf*): New target.
9964 * configure: Rebuilt.
9965 * i386/i386elf.h, i386/t-i386elf: New files.
9967 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9969 * toplev.c (main): Don't complain about saying -gdwarf.
9970 (rest_of_compilation): Remove redundant code.
9972 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9974 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9976 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9978 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9979 "Li960R:", to avoid name clash.
9981 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9983 * loop.c (check_dbra_loop): When reversing a loop, delete all
9984 REG_EQUAL notes referencing the reversed biv except those which are
9985 for a giv based on it.
9987 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9989 * version.c: Drop "gcc-" prefix from version #.
9991 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9993 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9994 the label if we're being verbose.
9996 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9998 * m68k.c (output_function_prologue): Add pic register to mask
9999 if live and flag_pic.
10000 (output_function_epilogue): Likewise.
10002 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10004 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10005 directives in column zero.
10007 * pa/elf.h (ASM_FILE_START): Define.
10008 * pa/som.h (ASM_FILE_START): Include .level directives.
10009 * pa/hpux10.h (ASM_FILE_START): Delete.
10010 * pa/hpux11.h (ASM_FILE_START): Delete.
10012 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10014 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10016 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10017 when reload_out equals reload_in.
10019 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10021 * invoke.texi (Spec Files): New node: Describe the contents of
10024 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10026 * invoke.texi (DEC Alpha Options): Put @end table at
10027 beginning of line, to avoid confusing texi2html.
10029 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10031 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10032 introduced in previous delta.
10034 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10036 * reload1.c (gen_reload): When synthesizing a 3 operand add
10037 sequence, improve test for when to reload OP1 into the reload
10038 register instead of OP0.
10040 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10042 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10044 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10046 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10049 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10051 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10052 (va_dcl): Use __builtin_va_alist_t.
10054 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10056 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10057 on the permanent_obstack.
10058 * dwarfout.c (output_type): Likewise.
10060 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10062 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10063 Merged from c-typeck.c and cp/typeck.c.
10064 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10065 Merged into c-common.
10067 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10069 * c-lex.c (errorcount): Declare it.
10070 (finish_parse): Update errorcount when using CPPLIB.
10072 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10074 * fixinc/inclhack.def(end_else_label): Double the backslash so
10075 sed gets a chance to see it.
10076 * fixinc/inclhack.sh: regen
10077 * fixinc/fixincl.x: regen
10079 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10081 Add framework to support armv5 architecture when it becomes
10084 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10085 (arm_arch5): New variable.
10086 (all_architectures): Add armv5 line.
10087 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10088 -march=armv5 is specified on the command line.
10089 (arm_arch5): Export this variable.
10090 * invoke.texi: Document new string accepted by -march= switch for
10093 * config/arm/arm.h: Replace use of constant 12 as a register
10094 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10095 * config/arm/arm.c: Replace use of constant 12 as a register
10096 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10098 * config/arm/elf.h: Tidy up.
10099 * config/arm/coff.h: Tidy up.
10101 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10103 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10104 * gcc/config/mips/t-iris6gld: New file.
10105 * gcc/config/mips/iris6gld.h: Likewise.
10107 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10109 * c-decl.c (widest_integer_literal_type_node,
10110 widest_unsigned_literal_type) : New.
10111 (init_decl_processing): Handle/use the two new types.
10112 * c-common.c (type_for_size,type_for_mode) : Same.
10113 * c-lex.c (yylex) : Same.
10114 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10116 * c-tree.h (widest_integer_literal_type_node,
10117 widest_unsigned_literal_type) : New.
10119 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10121 * dwarfout.c (field_byte_offset): Correctly compute the object's
10122 byte offset for the first bit of a field which crosses an alignment
10123 boundary on a !BYTES_BIG_ENDIAN target.
10125 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10127 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10130 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10131 Jeff Law <law@cygnus.com>
10133 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10136 * except.c: Include intl.h.
10137 (expand_eh_return): Set current_function_cannot_inline.
10138 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10139 * function.h (struct function): Add eh_return_stub_label.
10140 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10141 * Makefile.in (except.o): Depend on intl.h.
10143 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10145 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10146 same as offsettable in cases 1 and 2.
10148 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10150 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10151 (extlh, extwh): Likewise.
10153 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10155 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10157 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10159 * configure.in: Add arm-pe and thumb-pe targets.
10160 * configure: Regenerate.
10162 * thumb.c (arm_naked_function_p): New function: Determines if
10163 a function is naked (has no gcc generated prologue/epilogue).
10164 (is_called_in_ARM_mode): Return true if the func has the
10165 interfacearm attribute.
10166 (output_return): Do not generate a return for naked functions.
10167 (thumb_function_prologue): Do not generate a prologue for
10169 (thumb_expand_prologue): Do not generate a prologue for naked
10171 (thumb_expand_epilogue): Do not generate an epilogue for naked
10173 (arm_valid_machine_decl_attribute): New function, copied from
10174 arm.c: Permit naked and interfacearm attributes.
10176 * config/arm/pe.c: New file: Support code for arm-pe target.
10177 * config/arm/pe.h: New file: Header file for arm-pe target.
10178 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10179 * config/arm/t-thumb-pe: New file: Makefile fragment for
10182 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10184 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10185 -fPIC or -fpic is specified.
10187 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10189 * expr.c (emit_block_move): Use copy_to_mode_reg for
10190 !TARGET_MEM_FUNCTIONS case too.
10192 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10194 * configure: Rebuilt.
10195 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10196 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10197 definitions made redundant by dbxelf.h inclusion. Delete
10198 lots of definitions related to assembly output that are
10199 specific to the SOM object format.
10200 * pa.c (output_function_prologue): Do not emit the function's
10202 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10203 * pa-pro.h: Deleted.
10204 * som.h: New file with SOM specific definitions.
10205 * elf.h: New file with ELF specific definitions.
10207 * elfos.h (const_section): Output a tab before assembler directives.
10208 (ctors_section, dtors_section): Likewise.
10209 (ASM_OUTPUT_SECTION_NAME): Likewise.
10211 * pa/pa1.h: Delete unused file.
10213 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10215 * configure.in (hppa*-hp-hpux11*): New configuration.
10216 * configure: Rebuilt.
10217 * pa/pa-hpux11.h: New file.
10218 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10221 * mips.md (leasi, leadi): New patterns.
10223 * expr.c (emit_block_move): Properly handle case where one of the
10224 block move arguments has a queued increment or decrement.
10225 (clear_storage): Similarly. Fix formatting goof.
10227 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10229 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10230 semicolon from the BSD VA_LIST replacement expression.
10232 * fixinc/inclhack.sh: regen
10233 * fixinc/fixincl.x: regen
10235 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10236 now use the fixincl program.
10238 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10240 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10241 case. Also make the PIC register call_used.
10243 * m68k.h (FINALIZE_PIC): Delete.
10244 * m68k.c (finalize_pic): Delete.
10246 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10248 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10251 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10253 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10255 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10257 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10259 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10261 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10263 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10265 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10267 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10269 * rs6000.c (output_toc): Always use hex values for floating-point
10270 constants. Store single-precision values in upper-half of TOC
10271 entry in 64-bit mode.
10272 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10273 to final constraints.
10274 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10275 (fctiwz): Improve accuracy of RTL for pattern.
10277 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10279 * expr.c (expand_expr): Allow RTL_EXPR's through the
10280 MAX_INTEGER_COMPUTATION_MODE checks.
10282 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10284 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10285 such that MASK_SUPPORT_ARCH is not negative.
10287 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10289 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10290 ADDR_DIFF_VEC insns that appear inside loops.
10292 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10293 Jeff Law <law@cygnus.com>
10295 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10296 Handle LO_SUM the same as offsettable in cases 1 and 2.
10297 * rs6000.c (find_addr_reg): Revert previous patch.
10299 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10301 * system.h (strstr): New external function declaration.
10302 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10303 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10304 * config.in, configure: Rebuilt.
10306 1999-06-24 Tom Tromey <tromey@cygnus.com>
10308 * gcc.c (main): Read user-specified specs files after computing
10309 additional startfile_prefixes.
10311 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10313 Revert these two patches:
10315 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10316 * loop.c (strength_reduce): When doing biv->giv conversion, update
10317 reg note of NEXT->insn.
10319 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10320 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10322 (recombine_givs): Set ix field after sorting.
10324 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10326 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10327 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10329 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10331 *fixinc/inclhack.def: Add fix development commentary
10332 (read_ret_type): reactivate and add selection clause
10333 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10334 *fixinc/{fixincl.x|inclhack.sh}: regen
10336 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10338 * expr.c (expand_expr): STRIP_NOPS before checking against
10339 MAX_INTEGER_COMPUTATION_MODE
10340 (check_max_integer_computation_mode): Likewise.
10342 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10344 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10346 1999-06-22 Jim Wilson <wilson@cygnus.com>
10348 * expr.c (store_expr): When target is a promoted subreg, return a
10349 promoted subreg as a result.
10351 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10353 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10355 (dwarf2out_define): Mark unused parameters appropriately.
10356 (gen_unspecified_parameters_die): Ditto.
10357 (gen_subprogram_die): Fix signed/unsigned warnings.
10358 (gen_variable_die): Ditto.
10360 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10362 * fixinc/inclhack.def(end_else_label): combined else_label
10363 and endif_label and fixed the sed expression.
10364 *fixinc/{fixincl.x|inclhack.sh}: regen
10366 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10368 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10369 'x' when handling non-offsettable addresses
10371 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10373 * final.c (shorten_branches): Don't try to split an insn that has
10376 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10378 * config/mips/mips.c (symbolic_expression_p): New function.
10379 (mips_select_rtx_section): Put symbolic expressions in the
10380 data section, not the read-only data section.
10382 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10384 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10386 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10388 * collect2.c (main): Log frame table count.
10389 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10390 (scan_prog_file) [COFF]: Handle frame tables.
10392 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10393 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10394 * alpha/elf.h: Undef them again.
10395 * alpha/vms.h: Remove their definitions.
10397 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10399 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10400 remove the clobber of r0 and change the REG_UNUSED note to
10403 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10405 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10406 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10407 fits in HOST_WIDE_INT and one uses union to access a long constant
10410 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10412 * sparc.c (sparc_override_options): Don't allow profiling for
10413 code models other than medlow.
10414 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10415 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10416 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10417 (sparc_block_profiler): Likewise.
10418 (sparc_function_block_profiler_exit): Likewise.
10419 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10420 (FUNCTION_BLOCK_PROFILER): Likewise.
10421 (BLOCK_PROFILER): Likewise.
10422 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10423 (MCOUNT_FUNCTION): New.
10424 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10425 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10426 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10427 (MCOUNT_FUNCTION): New.
10428 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10429 (BLOCK_PROFILER): Delete.
10430 (MCOUNT_FUNCTION): New.
10432 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10434 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10436 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10438 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10441 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10444 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10447 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10450 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10452 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10455 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10457 * i386/djgpp.h (LIB_SPEC): New.
10458 (STARTFILE_SPEC): New.
10460 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10462 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10464 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10467 * system.h (WSTOPSIG): New macro.
10469 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10471 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10473 (insert_pack_attributes): Take into account member natural
10476 * i386/winnt.c (exports_head): New static variable.
10477 (i386_pe_record_exported_symbol): New function.
10478 (i386_pe_asm_file_end): Use.
10479 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10480 symbols to be emitted at end of assembly.
10481 (ASM_DECLARE_OBJECT_NAME): Likewise.
10482 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10484 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10487 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10489 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10492 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10494 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10495 zapping reg_last_uses directly.
10496 (sched_analyze_2, sched_analyze_insn): Likewise.
10497 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10499 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10501 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10502 attributes for cases 1 and 2.
10504 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10506 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10509 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10511 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10513 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10515 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10516 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10517 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10518 must be stacked if it is used for PIC accesses.
10519 * arm.c (use_return_insn): Handle PIC register specially.
10520 (output_return_instruction): Likewise.
10521 (output_func_{prologue,epilogue}): Likewise.
10522 (output_expand_prologue): Likewise.
10524 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10525 (*strsi_predec): Renamed from *strqi_predec.
10526 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10527 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10529 * arm.c (arm_override_options): Remove warning about PIC code
10530 not being supported.
10532 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10534 * rs6000.c (find_addr_reg): New function.
10535 * rs6000.h (find_addr_reg): Declare.
10536 (offsettable_addr_operand): Delete.
10537 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10538 from and stores to GPRs.
10540 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10542 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10543 gen_sequence as argument to emit_no_conflict_block.
10545 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10547 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10548 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10549 *fixinc/fixincl.x: regen
10550 *fixinc/inclhack.sh: regen
10552 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10554 * added support for -mpcrel (PC relative addressing for m68k)
10555 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10556 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10557 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10558 (comments for general_src_operand): Add some explanation
10559 about EXTRA_CONSTRAINTS.
10560 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10561 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10562 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10563 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10564 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10565 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10566 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10567 if not already set.
10568 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10569 * m68k.h (TARGET_PCREL): New target flag.
10570 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10571 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10572 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10573 contains a SYMBOL_REF. Relax this constraint during reload, since
10574 we want to use the predicates, not reload's built-in concept of a
10575 valid memory address, to control what insns need reloading.
10576 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10577 operands (essentially 'g', 'm', and 's' under normal circumstances).
10578 * m68k.c (print_operand): Cause printing of pc-relative addresses
10579 to include pc register.
10580 (print_operand_address): Ditto.
10581 (general_src_operand): Accept operands that are not only
10582 general_operands, but are also valid when used as a pc-relative
10584 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10585 (memory_src_operand): Similar, for memory_operands.
10586 (pcrel_address): New predicate to accept the special case of a
10587 pc-relative address.
10588 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10589 QImode insns to accept *_src_operand instead of *_operand where
10590 pc-relative operands can fit. For example, a pc-relative operand
10591 can be used as a memory source operand for addsi3, but not as a
10592 memory destination.
10593 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10595 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10597 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10598 .thumb_set pseudo op to mark aliases of thumb functions.
10600 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10602 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10603 preference to ASM_OUTPUT_DEF, if it is defined.
10605 * tm.texi: Document new, optional target macro
10606 ASM_OUTPUT_DEF_FROM_DECLS.
10608 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10610 * fixincludes: ISCNTL patch
10611 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10612 (dgux_int_varargs): new for DG/UX
10613 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10615 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10617 * invoke.texi (ia32 options): Fix typo.
10619 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10621 * loop.c (strength_reduce): When doing biv->giv conversion, update
10622 reg note of NEXT->insn.
10624 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10626 * loop.c (move_movables): Note issues with replacing REGs with
10628 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10630 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10632 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10634 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10635 the reference to `mcount' was not correct for the ELF on FreeBSD.
10637 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10639 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10642 (recombine_givs): Set ix field after sorting.
10644 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10646 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10647 to safe to extract a subword out of a REG.
10649 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10651 * sh.md (mulsi3): Don't add a no-op move at the end.
10653 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10655 * cse.c (cse_insn): Don't put hard register source into tables for
10656 the last insn of a libcall.
10658 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10660 * loop.c (strength_reduce): Insert sets of derived givs at every
10661 biv increment, even if it's the only one.
10663 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10665 * dwarfout.c (add_incomplete_type): New fn.
10666 (output_type): Call it.
10667 (retry_incomplete_types): New fn.
10668 (dwarfout_finish): Call it.
10670 From Eric Raskin <ehr@listworks.com>:
10671 (output_type): Output types for bases.
10673 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10675 * mips.c (mips_output_conditional_branch): Add `break'
10676 between `default' label and `close braces'.
10678 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10680 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10681 specifications and make it realistic.
10682 (LIB_SPEC): Likewise.
10684 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10686 * config/mips/mips.c (mips_secondary_reload_class): Check for
10687 (PLUS (SP) (REG)) and return appropriate register class.
10688 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10689 Handle (PLUS (SP) (REG)).
10690 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10691 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10692 of emit_insn for tablejump.
10694 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10696 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10697 asm_fprintf format string by itself.
10698 (output_function_profiler): Likewise.
10700 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10702 * combine.c (simplify_logical, case AND): Only call
10703 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10704 or the constant is positive.
10706 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10708 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10709 * configure: Regenerate.
10711 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10713 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10714 require a sub-version #.
10715 * configure: Rebuilt.
10717 1999-06-14 Robert Lipe (robertlipe@usa.net)
10719 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10721 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10723 * c-typeck.c (process_init_element): Detect excess elements in
10724 char array initializer.
10726 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10728 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10730 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10732 * invoke.texi (Option Summary): Add -fpermissive flag.
10734 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10736 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10737 that require PIC code sequences.
10739 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10741 * configure.in: Add new target: thumb-elf.
10742 * configure: Regenerate.
10743 * config/arm/t-thumb-elf: New file: Makefile fragment for
10745 * config/arm/telf.h: New file: Header file for thumb-elf
10748 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10750 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10751 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10752 initializers is some circumstances.
10754 * fixinc/inclhack.def (endif_label): Add additional selector for
10755 more bogus stuff after #endif statements.
10756 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10758 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10760 * i386/cygwin.h (SET_ASM_OP): Define.
10762 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10764 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10766 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10768 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10771 * sh.md (ic_invalidate_line_i): Remove second alternative.
10773 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10775 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10776 test for the presence of valid prototypes. Delete bypass expr.
10777 (ioctl_fix_ctrl): Correct the selection expression.
10778 (no_double_slash): Correct quoting rules
10779 *fixinc/fixincl.x: regen
10780 *fixinc/inclhack.sh: regen
10782 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10784 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10786 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10788 * rs6000.md (movsi_got_internal_mem): Delete.
10789 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10790 (GOT_TOC_REGNUM): Delete.
10791 (PIC_OFFSET_TABLE_REGNUM): Define.
10792 (FINALIZE_PIC): Disable.
10793 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10794 (rs6000_replace_regno): Delete.
10795 (rs6000_finalize_pic): Likewise.
10796 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10798 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10800 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10801 is a note; use <= for the compare; advance P while it is
10804 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10806 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10807 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10809 * varasm.c (remove_from_pending_weak_list): Verify t->name
10810 is non-NULL before passing it to strcmp.
10812 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10814 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10815 the typed arguments are not part of a comment
10816 (ioctl_fix_ctrl): Added a purpose comment
10817 *fixinc/fixincl.x: regenerate
10818 *fixinc/inclhack.sh: regenerate
10820 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10822 * invoke.texi: Add C4x invocation docs.
10824 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10826 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10828 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10830 (c4x_legitimize_reload_address): New function.
10831 * config/c4x/c4x.md: Update docs.
10833 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10835 * fixincludes: Avoid removing '.'.
10836 * fixinc/fixinc.svr4: Likewise.
10837 * fixinc/fixinc.winnt: Likewise.
10838 * fixinc/inclhack.tpl: Likewise.
10839 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10841 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10843 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10845 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10847 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10849 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10852 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10854 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10855 * configure: Regenerate.
10857 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10859 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10862 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10864 * fixinc/inclhack.def (avoid_bool): Also catch
10865 "typedef [unsigned] int bool".
10866 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10868 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10869 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10870 * configure: Rebuilt.
10872 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10874 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10875 such that we can override its definitions if necessary.
10876 (CPP_SPEC): New define. Support processor specific predefines via
10878 (CC1_SPEC): New define. Support processor specific compiler
10879 options via %(cc1_cpu).
10880 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10883 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10885 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10886 between sed's -e flag, and the open-quote following it.
10887 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10889 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10890 Jeffrey A Law (law@cygnus.com)
10892 * varasm.c (assemble_start_function): Remove the function
10893 from the pending weak decls list when we define a function.
10894 (assemble_variable): Similarly for variables.
10895 (weak_finish): Ignore items on the list with a NULL name.
10896 (remove_from_ending_weak_list); New function to "remove" an item
10897 from the pending weak declarations list.
10899 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10901 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10903 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10905 * c-lex.c (GETC): Redefine to call getch.
10906 (UNGETC): Redefine to call put_back.
10907 (putback_buffer): New structure type.
10908 (putback): New static structure.
10909 (getch): New function.
10910 (put_back): New function.
10911 (yylex): Replace unused bytes from bad multibyte character.
10913 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10915 * cpplib.c (do_define): Cast `alloca' return value.
10916 (do_include, do_undef, do_pragma): Likewise.
10917 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10919 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10920 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10922 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10924 * sparc.md (abstf2): This should be an expand.
10925 (split after abstf2_notv9): Fix mode.
10926 (abstf2_hq_v9): New pattern.
10927 (abstf2_v9): Only use when no hard quad.
10928 (absdf2_v9): Fix if target is not the same as source.
10929 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10930 Add correct output constraints.
10932 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10934 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10935 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10937 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10939 * mips.h (mips_output_conditional_branch): New function.
10940 (mips_adjust_insn_length): Likewise.
10941 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10942 (ADJUST_INSN_LENGTH): Likewise.
10943 * mips.c (print_operand): Add `F' and `W' for floating-point
10944 comparison opcodes.
10945 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10947 (mips_adjust_insn_length): New function.
10948 (mips_output_conditional_branch): New function.
10949 * mips.md (length): Adjust attribute definition to handle
10950 conditional branches. Change lengths to bytes, rather than
10951 instructions throughout. Remove length attribute from
10952 instructions whose length is four bytes, and rely on the default
10954 (dslot): Fix typo in comment.
10955 Reword conditional branch patterns to use
10956 mips_output_conditional_branch.
10958 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10960 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10961 (LIB_SPEC): Likewise.
10962 Link with -lprof1_r for -g/-pg.
10964 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10966 * loop.c (check_dbra_loop): Fix change of Jan 19.
10968 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10970 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10971 (STARTFILE_SPEC): Define, override the svr4.h version.
10972 (ENDFILE_SPEC): Likewise.
10974 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10976 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10977 * fixinc/fixincl.x: Regenerated.
10978 * fixinc/inclhack.sh: Regenerated.
10980 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10982 * sh.c (barrier_align): Don't return early for normal branch/barrier
10983 when optimizing for SH2.
10985 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10987 * i386/udk.h (LINK_SPEC): Correct linker search path for
10990 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10992 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10993 (braf_label_ref_operand): Delete.
10994 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10995 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10996 label_ref, and has no predicate.
10997 The patten has a predicate to guard against invalid substitutions.
10998 (dummy_jump): Delete.
10999 (casesi): Update use of casesi_jump_2.
11001 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11003 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11004 *fixinc/fixincl.x: regenerate
11005 *fixinc/inclhack.sh: regenerate
11007 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11009 * dwarf2out.c (add_incomplete_type): New fn.
11010 (gen_struct_or_union_type_die): Call it.
11011 (retry_incomplete_types): New fn.
11012 (dwarf2out_finish): Call it.
11014 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11016 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11017 current block starts with a CODE_LABEL and ends with a CALL and
11018 we can not find all the argument setup instructions for the CALL.
11020 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11022 Revert this change:
11023 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11024 something is a candidate for optimize_bit_field_compare.
11026 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11028 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11030 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11032 * alpha.c (override_options): Thinko in last patch.
11034 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11035 (LIB_SPEC): Recognize -pthread.
11037 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11039 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11040 definition in config/arm/coff.h
11041 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11043 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11045 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11046 fixes that need "file=xxx\n" prepended before invocation
11047 (start_fixer - new): starting the fixer process is complex enough
11048 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11049 (process): uses the new routine; omit usage of putenv()
11050 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11051 * fixinc/fixincl.x: regenerate
11053 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11055 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11056 and version #s (1.1 -> 2.96) as needed.
11057 * README.g77: Kill way out of date file in the toplevel directory.
11059 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11061 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11062 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11063 * configure: Rebuilt.
11064 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11065 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11066 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11067 (SWITCH_TAKES_ARG): Likewise.
11068 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11069 * config/t-freebsd: Moved from config/i386/ so it can used for all
11072 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11074 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11076 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11078 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11079 * configure: Rebuilt.
11081 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11083 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11084 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11085 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11086 (rs6000_output_load_toc_table): Same.
11087 (output_prolog, output_mi_thunk): Same.
11088 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11089 (ASM_GLOBALIZE_LABEL): Use putc.
11091 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11093 * alpha.md (reload_*_help): New patterns and splitters.
11094 (reload_*): Use them.
11095 (mov[qh]i): Likewise.
11097 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11099 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11102 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11104 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11106 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11108 * flow.c (mark_regs_live_at_end, insn_dead_p,
11109 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11110 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11111 hasn't run or the frame pointer is needed.
11112 * haifa-sched.c (attach_deaths): Likewise.
11113 * sched.c (attach_deaths): Likewise.
11115 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11117 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11118 calculate_can_reach_end returns nonzero.
11120 * configure.in (native gas tests): Search for an assembler in the
11121 same manner that the installed compiler will.
11122 * configure: Rebuilt.
11123 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11125 * alias.c (find_base_term): Improve handling of addresses
11126 constructed from binary operations.
11128 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11130 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11132 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11134 * function.h (cleanup_label, frame_offset): Declare.
11135 (tail_recursion_label, tail_recursion_reentry): Likewise.
11136 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11137 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11138 (tail_recursion_label, tail_recursion_reentry): Likewise.
11139 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11141 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11143 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11145 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11146 (MAX_OFILE_ALIGNMENT): Define.
11148 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11150 * fixincl.c: Replace local include scheme with #includes of
11151 gansidecl.h and system.h.
11152 * procopen.c: Likewise.
11153 * server.c: Likewise.
11155 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11157 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11158 (crti.o): Add build rule and dependencies.
11159 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11161 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11163 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11164 (LIB_LINUX_SPEC): Likewise.
11165 (LIB_LINUX_SPEC): Add support for -pthread
11166 (CPP_OS_LINUX_SPEC): Likewise.
11167 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11170 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11172 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11174 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11175 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11176 for IEEE math and CC_FCOMI.
11177 (put_jump_code): No IEEE if CC_FCOMI is set.
11179 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11181 * fold-const.c (fold_truthop): Make the field reference unsigned
11182 when converting a single bit compare.
11184 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11186 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11188 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11190 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11191 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11194 * reload.c (push_reload): Do not call remove_address_replacements
11195 when presented with identical optional reloads.
11197 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11199 * alpha.h (MASK_FIX, TARGET_FIX): New.
11200 (MASK_*): Reorganize constants.
11201 (CPP_AM_FIX_SPEC): New.
11202 (TARGET_SWITCHES): Add FIX.
11203 (EXTRA_SPECS): Likewise.
11204 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11205 (SECONDARY_MEMORY_NEEDED): Likewise.
11206 (REGISTER_MOVE_COST): Likewise.
11207 * alpha.c (override_options): Add FIX support. Always use
11208 ALPHA_TP_PROG for ev6.
11209 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11210 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11211 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11213 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11215 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11216 something is a candidate for optimize_bit_field_compare.
11218 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11220 * gcc.texi (Passes): Document branch-shortening.
11221 * invoke.texi (Debugging Options): Document the fact that `-dp'
11222 outputs length information for instructions.
11224 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11226 * flow.c: Revert previous delta.
11228 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11230 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11231 FRAME_POINTER_REGNUM.
11232 (mark_set_1): Ditto.
11233 (mark_used_regs): Ditto.
11235 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11237 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11238 (GOT_PCREL): New macro. Define to 1 if not already defined.
11239 * arm/elf.h (GOT_PCREL): Define to 0.
11240 * arm.c (arm_finalize_pic): Take into account the setting of
11243 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11245 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11246 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11248 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11249 store elimination candidates.
11251 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11253 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11256 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11258 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11259 Add use of x-aix41-gld.
11261 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11263 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11264 (ASM_OUTPUT_DESTRUCTOR): Define.
11266 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11268 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11269 last CODE_LABEL in a loop if we have previously passed a jump
11270 to the top of the loop.
11272 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11274 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11275 applying Philip's patch.
11277 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11279 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11282 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11284 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11286 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11288 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11289 Also remove a useless comment.
11291 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11293 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11295 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11297 * collect2.c (main): Only generate import or export file and add
11298 to link arguments if non-empty. Use xmalloc not alloca.
11299 (write_{export,import}_file): Delete.
11300 (write_aix_file): New function.
11301 (locatelib): Use xmalloc not malloc.
11302 (GCC_OK_SYMBOL): Do not check type if aix64.
11304 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11306 Based on patch by Scott Bambrough and Pat Beirne:
11307 * config/arm/arm.c (making_const_table): New variable.
11308 * config/arm/arm.h (making_const_table): Declare.
11309 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11311 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11312 Keep track of when we are building the constant table.
11314 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11316 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11319 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11321 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11324 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11326 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11329 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11331 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11333 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11335 * rs6000.c (output_mi_thunk): Enable full support again.
11337 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11339 * sh.h (BRANCH_COST): Define.
11341 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11343 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11345 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11347 * function.c (assign_stack_local): Align stack slot propertly.
11348 (assign_outer_stack_local): Likewise.
11350 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11352 * expr.h (lang_expand_constant): Declare.
11353 * toplev.c (lang_expand_constant): Define it.
11354 * varasm.c (output_constant): Use it.
11356 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11358 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11359 Change function definitions to K&R style.
11361 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11363 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11365 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11367 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11368 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11369 (several places): omit static initialization
11370 (process): use single fd, since only the read fd is used
11371 * fixinc/gnu-regex.c: define 'const' away, if not supported
11372 * fixinc/procopen.c(several places): omit static initialization
11373 * fixinc/server.c: define 'volitile' away, if not supported
11375 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11377 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11378 asm_fprintf and %L to generate the label name.
11379 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11380 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11382 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11384 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11385 insn for a conditional jump can not be found.
11387 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11389 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11390 on variables in specific sections other than .sbss and .sdata.
11392 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11394 * stmt.c (expand_return): Call start_cleanup_deferral and
11395 end_cleanup_deferral around conditional code.
11397 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11399 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11400 filename lists. Utilizes new "krstr" AutoGen function.
11401 * fixinc/fixincl.x: Rebuilt.
11403 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11405 * i386.c (output_float_compare): Avoid GNU-C extensions.
11407 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11409 * version.c: Bump to distinguish mainline tree from the
11412 See ChangeLog.1 for earlier changes.
11415 add-log-time-format: current-time-string